1 2001-11-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
4 * gthr-win32.h: (__gthread_objc_thread_exit): Fix variable
5 name __objc_thread_exit_status so that it matches the
6 variable defined in objc/thr.h.
8 2001-11-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
11 * mklibgcc.in: Add missing semi-colons.
14 Sun Nov 18 16:47:00 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16 * expr.c (expand_expr, case VAR_DECL): Update alignment of DECL_RTL
17 after re-laying out decl in incomplete case.
18 (expand_expr, case ADDR_EXPR): Fix typo in copy case.
20 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
22 * doc/install-old.texi: Move some sections out to ...
23 * doc/collect2.texi, doc/configfiles.texi, doc/headerdirs.texi:
24 ... here. New files. Make into chapters rather than sections.
25 * doc/gcc.texi: Include the new files and add menu entries for
27 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
29 Sun Nov 18 14:13:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
31 * tree.h (TYPE_ALIGN_OK): New flag.
32 * emit-rtl.c (set_mem_attributes): Handle it.
33 * expr.c (emit_single_push_insn): Only set to alias set 0 if
34 doing sibcall optimization.
35 (expand_expr, case COMPONENT_REF): Call set_mem_attributes on case
37 (expand_expr, case CONVERT_EXPR): Simplify convert-to-union case.
38 (expand_expr, case ADDR_EXPR): Abort if TYPE_ALIGN_OK and need copy.
40 * sdbout.c (sdbout_symbol): Avoid warning due to &DECL_RTL.
42 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
44 * c-decl.c (c_decode_option): Give deprecation warning for
46 * doc/invoke.texi (-traditional): Note that this option is
49 Sun Nov 18 07:40:07 2001 Douglas B. Rupp <rupp@gnat.com>
51 * config/alpha/alpha.c (alpha_start_function, VMS): Cast shift
52 arg to HOST_WIDE_INT, not long.
54 * config/alpha/vms.h (DIR_SEPARATOR, PREFIX). Don't define.
55 (HAS_INIT_SECTION): Define.
56 (REAL_ARITHMETIC): Don't undefine.
58 2001-11-18 Egor Duda <deo@logos-m.ru>
60 * config/i386/cygwin.h: Strip leading '*' from name, if any.
62 2001-11-18 Neil Booth <neil@daikokuya.demon.co.uk>
64 * Makefile.in (c-parse.o, c-common.o): Update dependencies.
65 * c-common.c: Include diagnostic.h.
66 (c_common_finish): New.
67 * c-common.h (c_common_finish): New.
68 * c-lang.c (LANG_HOOKS_FINISH): Override.
69 * c-parse.in: Don't include diagnostic.h.
70 (finish_parse): Remove.
71 * langhooks.h: Update comments.
72 * toplev.c (lang_dependent_init): New prototype.
74 (compile_file): Split cleanup code out to finalize.
75 (lang_dependent_init): Stop if lang_hooks.init fails.
76 (toplev_main): Update.
77 * tree.h (finish_parse): Remove.
79 * objc-act.c (LANG_HOOKS_FINISH): Override.
81 Sat Nov 17 23:30:44 2001 Douglas B. Rupp <rupp@gnat.com>
83 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms_tramp.asm.
84 * config/alpha/vms_tramp.asm: New file.
85 * config/alpha/vms-tramp.asm: Removed.
87 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
89 * c-common.c (struct disabled_builtin, disabled_builtins,
90 disable_builtin_function, builtin_function_disabled_p): New.
91 (builtin_function_2): Check for disabled built-in functions.
92 * c-common.h (disable_builtin_function): Declare.
93 * c-decl.c (c_decode_option): Handle -fno-builtin-FUNCTION.
94 * doc/invoke.texi: Document -fno-builtin-FUNCTION.
95 * doc/extend.texi: Mention -fno-builtin-FUNCTION.
97 2001-11-17 Craig Rodrigues <rodrigc@gcc.gnu.org>
100 * config.gcc: Remove reference to va-clipper.h.
102 2001-11-17 Stan Shebs <shebs@apple.com>
104 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix the
105 AltiVec-related bitfields.
107 Sat Nov 17 12:06:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
109 * except.c (enum eh_region_type): Add ERT_UNKNOWN.
110 (mark_eh_region, case ERT_UKNONW): New case.
112 2001-11-17 Christopher Faylor <cgf@redhat.com>
113 Corinna Vinschen <vinschen@redhat.com>
115 * config/i386/cygwin.h: Search target specific include directory for
116 w32api stuff, if appropriate.
118 Sat Nov 17 08:20:44 2001 Douglas Rupp <rupp@gnat.com>
120 * config/alpha/vms.h (REG_ALLOC_ORDER): Redefine.
122 2001-11-16 Aldy Hernandez <aldyh@redhat.com>
124 * config/rs6000/rs6000.md: Change all ldvx to lvx.
126 2001-11-16 Alexandre Oliva <aoliva@redhat.com>
128 * gensupport.c (process_rtx): Don't assume filename is the first
131 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
133 * vax-protos.h (reg_was_0_p): New prototype.
134 * vax.md (movsi, movhi, movqi): Use reg_was_0_p.
135 * vax.c (follows_p, reg_was_0_p): New functions.
137 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
139 * vax.md (casesi): Swap arguments in "(plus:SI (pc) (mult))". Reformat.
140 (casesi1): Likewise. Define new pattern which arises by simplification
141 when operand 1 is a constant int. Correct pattern which arises by
142 simplification when operand 1 is zero.
144 2001-11-16 David O'Brien <obrien@FreeBSD.org>
146 * config.gcc (arm*-*-rtems*, arm-*-coff*, armel-*-coff*,
147 arm-*-vxworks*, arm-*-riscix1.[01]*, arm-*-riscix*,
148 arm-semi-aout, armel-semi-aout, arm-semi-aof, armel-semi-aof,
149 arm*-*-netbsd*, arm*-*-linux*, arm*-*-uclinux*, arm*-*-aout,
150 arm*-*-ecos-elf, arm*-*-elf, arm*-*-conix*, arm*-*-oabi,
151 arm-*-pe*, strongarm-*-elf*, strongarm-*-coff*, strongarm-*-pe,
152 xscale-*-elf, xscale-*-coff: Include various CPU headers via tm_file.
153 * config/arm/aof.h: Don't include arm.h.
154 * config/arm/aout.h: Likewise.
155 * config/arm/coff.h: Don't include semi.h and aout.h.
156 * config/arm/elf.h: Don't include aout.h.
157 * config/arm/netbsd.h: Don't include netbsd.h and aout.h.
158 (TARGET_VERSION): Undef before defining.
159 (ARM_OS_NAME): Likewise
160 (TARGET_DEFAULT): Likewise
161 (TARGET_MEM_FUNCTIONS): Do not need to undefine now.
162 * config/arm/pe.h: Don't include arm/coff.h.
163 * config/arm/riscix.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Use
164 SUBTARGET_CPP_SPEC rather than overiding the arm.h CPP_SPEC definition.
165 * config/arm/riscix1-1.h: Likewise.
166 * config/arm/rix-gas.h: Don't include riscix.h.
167 (DBX_CONTIN_LENGTH): Undef before defining.
168 * config/arm/semi.h: Don't include aout.h.
169 * config/arm/semiaof.h: Don't include aof.h.
170 * config/arm/strongarm-coff.h: Don't include coff.h.
171 * config/arm/strongarm-pe.h: Don't include strongarm-coff.h and pe.h.
172 * config/arm/vxarm.h: Don't include arm/coff.h.
173 * config/arm/xscale-coff.h: Don't include coff.h.
175 Fri Nov 16 15:22:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
177 * config/pa/pa.c: Reflect changes in calling sequences of alter_reg and
180 2001-11-16 Andreas Jaeger <aj@suse.de>
182 * cfglayout.c (fixup_fallthru_exit_predecesor): Make void, rename
184 (fixup_fallthru_exit_predecessor): ... this.
185 Change callers and prototype.
187 2001-11-16 Bernd Schmidt <bernds@redhat.com>
189 * config/i386/i386.c (ix86_expand_sse_comi): Generate setcc by
190 hand; don't use gen_setcc_2.
191 (ix86_expand_builtin): Fix pshufw.
192 * config/i386/i386.md (maskncmpv4sf3, vmmmaskncmpv4sf3): Special
193 case UNORDERED to emit the right assembler instruction.
194 (mmx_pshufw): Lose operand 2.
195 (cvtsi2ss): Fix representation.
197 (mmx_clrdi, sse_clrti, stmxcsr, ldmxcsr): Set memory attribute.
199 2001-11-16 Joseph S. Myers <jsm28@cam.ac.uk>
201 * doc/include/linux-and-gnu.texi: Remove.
203 * doc/gcc.texi: Include gnu.texi instead of linux-and-gnu.texi.
204 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
206 2001-11-16 Kazu Hirata <kazu@hxi.com>
208 * config/a29k/a29k.c: Fix comment formatting.
209 * config/a29k/a29k.h: Likewise.
210 * config/arc/arc.c: Likewise.
211 * config/arc/arc.h: Likewise.
212 * config/vax/vax.c: Likewise.
213 * config/vax/vax.h: Likewise.
214 * config/we32k/we32k.c: Likewise.
215 * config/we32k/we32k.h: Likewise.
217 2001-11-16 Jeff Law <law@redhat.com>
219 * unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
220 creating a new jump insn.
222 Fri Nov 13 09:06:25 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
224 * expr.c (expand_expr, case ADDR_EXPR): Refine test for when to
225 copy misaligned data.
226 * varasm.c (assemble_variable): Set alignment into MEM when changed.
228 2001-11-16 Graham Stott <grahams@redhat.com>
230 * optabs.c (prepare_cmp_insn): Correct lossage in last change fix
233 2001-11-16 Olivier Hainque <hainque@act-europe.fr>
235 * except.c: Support for catching a list of types with a single handler
236 (struct eh_region): Change type and filter to lists for catch regions.
237 (mark_eh_region): Mark the filter list for GC also.
238 (expand_start_catch): Always build a list if argument not NULL and
239 register each type of the list through add_type_for_runtime.
240 (duplicate_eh_region_1): Change type into type_list for catch regions.
241 (assign_filter_values): Assign a filter to each type associated with a
242 catch region. Assign filter for NULL types in a unique entry in the
244 (build_post_landing_pads): Emit compare and jump for each filter of
245 the list associated with a catch region.
246 (reachable_next_level): When the type thrown is known, stop the search
247 as soon as one type within a catch list matches. Also, a handler is
248 potentially reachable only if at least one of the types it catches
249 has not been previously caught.
250 (collect_one_action_chain): Retrieve the filter for a NULL type list
251 from the first filter list entry. For non NULL type lists, add an
252 action record for every filter assigned.
253 * except.h: Reflect changes in comment before expand_start_catch.
255 Fri Nov 16 07:12:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
257 * expr.c (expand_expr, case ADDR_EXPR): Only copy for misaligned if
260 Fri Nov 16 06:37:05 2001 Andreas Tobler <a.tobler@schweiz.ch>
262 * config/sparc/sparc.c: Remove ALIGN arg from emit_cmp_insn.
264 2001-11-16 Jakub Jelinek <jakub@redhat.com>
266 * c-lang.c (finish_file): Don't emit static inline functions if
267 they weren't referenced.
269 2001-11-15 Stan Shebs <shebs@apple.com>
271 * expr.c (expand_expr, case COMPONENT_REF): Fix variable ref.
273 2001-11-16 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
275 * config/s390/s390.md: Remove ALIGN arg from emit_cmp_and_jump_insns
277 * config/i386/i386.md: Likewise.
279 Thu Nov 15 21:40:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
281 * timevar.c (rtl.h): Include so get fancy abort.
283 2001-11-15 Dale Johannesen <dalej@apple.com>
285 * config/darwin.h (SELECT_RTX_SECTION): Force address
286 initializers into 'const' section
287 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fix mode of
288 if_then_else to match result, not operands
290 Thu Nov 15 17:57:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
292 * alias.c (nonoverlapping_memrefs): Use REGNO_PTR_FRAME_P.
293 * emit-rtl.c (change_address): Fix typo in default alignment.
294 (adjust_address_1): Use mode of NEW, not MODE, when setting size.
295 * expr.c (highest_pow2_factor, case WITH_RECORD_EXPR): New case.
296 * rtl.h (REGNO_PTR_FRAME_P): New macro.
298 * expr.c (store_field): Pass tree instead of max size; callers changed.
299 Change handling of alignment.
300 Only copy to_rtx if is TARGET.
301 (expand_expr_unaligned): Delete; callers now use expand_expr.
302 (emit_cmp_insn): No longer take ALIGN parm; all callers changed.
303 (expand_assignment): Change handling of alignment.
304 Only copy to_rtx if was original.
305 (get_inner_reference): No longer return alginment; callers changed.
306 (expand_expr, case COMPONENT_REF): Change handling of alignment.
307 (expand_expr, case ADDR_EXPR): Make copy if not sufficiently aligned.
308 (compare_from_rtx): Delete ALIGN parm; all callers changed.
309 (do_compare_rtx_and_jump): Likewise.
310 * expr.h: Reflect above changes.
312 * dwarf2out.c (loc_descriptor_from_tree): Remove ALIGN parameter
313 to get_inner_reference.
314 * builtins.c: Remove ALIGN parm in call to emit_cmp_and_jump_insns.
315 * doloop.c, except.c, explow.c, loop.c, stmt.c, unroll.c: Likewise.
316 * optabs.c: Likewise.
317 (prepare_cmp_insn): Now static; remove ALIGN parm. Callers changed.
318 (emit_cmp_and_jump_insns): Remove ALIGN parm; all callers changed.
319 * expmed.c: Remove ALIGN arg from calls to compare_from_rtx,
320 compare_rtx_and_jump, and emit_cmp_jump_insns.
321 * fold-const.c: Remove PALIGN in calls to get_inner_reference.
322 * function.c (assign_stack_temp_for_type): No longer static.
323 * optabs.h (emit_cmp_insn): Remove ALIGN parm.
324 (prepare_cmp_insn): Delete declaration.
325 * rtl.h (assign_stack_temp_for_type): Add declaration.
326 * config/alpha/alpha.c, config/d30v/d30v.c: Reflect above changes.
327 * config/clipper/clipper.c, config/h8300/h8300.c: Likewise.
328 * config/i386/i386.c,config/mips/mips.c: Likewise.
329 * config/i860/i860.c, config/ia64/ia64.c: Likewise.
330 * config/rs6000/rs6000.c, config/sh/sh.c: Likewise.
332 2001-11-15 Stan Shebs <shebs@apple.com>
334 * config/rs6000/rs6000.h: Fix a comment typo.
335 (RTX_COSTS): Sort processor versions better.
337 2001-11-15 Kazu Hirata <kazu@hxi.com>
339 * config/h8300/h8300.md: Fix insn length of bit insns.
341 2001-11-15 Jason Merrill <jason@redhat.com>
343 * dwarf2out.c (dwarf2out_finish): Don't abort because of orphan
344 DIEs if there were errors in the source.
346 * config/alpha/alpha-interix.h, config/alpha/elf.h,
347 config/arm/coff.h, config/i386/djgpp.h, config/i386/i386.c,
348 config/i386/i386.h, config/i386/sco5.h, config/i960/i960-coff.h,
349 config/m68k/coff.h, config/m88k/m88k.h, config/m88k/m88k.c,
350 config/pa/pa64-hpux.h, config/sh/sh.h, config/sparc/litecoff.h,
351 config/elfos.h, config/lynx.h, config/netware.h,
352 config/m68hc11/m68hc11.h, config/mcore/mcore-pe.h,
353 config/s390/linux64.h: Remove definitions of INT_ASM_OP, change
354 uses to use ASM_LONG.
356 2001-11-15 Alan Matsuoka <alanm@redhat.com>
358 * gensupport.c process_include : Change call to alloca to
361 2001-11-15 Aldy Hernandez <aldyh@redhat.com>
363 * config/rs6000/rs6000.md: Use spaces instead of tabs in output
366 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
368 * final.c (alter_subreg): If simplify_subreg can't do anything,
369 handle REG ourselves and abort for others.
371 2001-11-15 Richard Hodson <hodsonr@dionecorp.com>
373 * config/h8300/h8300.c (dosize): Avoid corrupting R3 in interrupt
376 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
378 * fix-header.c (read_scan_file): Update.
380 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
382 * toplev.c (toplev_main): Don't start timing until after
383 command-line options are parsed.
385 2001-11-15 Andreas Schwab <schwab@suse.de>
387 * config.gcc: Set STMP_FIXPROTO and FIXPROTO_DEFINES in target
388 makefile frag, not host makefile frag.
389 (m88k-dg-dguxbcs*): Add m88k/t-dgux to tmake_file.
390 (hppa*): Add pa/t-bsd to tmake_file where no special xmake_file is
392 (hppa*-*-openbsd*): Don't use nonexitent pa/t-openbsd.
393 * config/m88k/t-dguxbcs: Remove definitions already in t-dgux.
394 * config/m88k/t-dgux (STMP_FIXPROTO): Define.
395 * config/i386/t-cygwin (STMP_FIXPROTO): Define.
396 * config/i386/t-dgux (STMP_FIXPROTO): Define.
397 * config/x-interix: Don't define STMP_FIXPROTO and
399 * config/t-interix: New file, define STMP_FIXPROTO.
400 * config/i386/x-beos (STMP_FIXPROTO): Don't define here.
401 * config/i386/t-beos (STMP_FIXPROTO): Define here instead.
402 * config/t-svr4 (FIXPROTO_DEFINES): Define.
403 * config/arm/t-riscix (FIXPROTO_DEFINES): Define.
404 * config/i386/t-sco5 (FIXPROTO_DEFINES): Define.
405 * config/i386/t-sco5gas (FIXPROTO_DEFINES): Define.
406 * config/m68k/t-hp3200: Renamed from x-hp3200.
407 * config/i370/t-oe: Renamed from x-oe.
408 * config/mips/t-iris: Renamed from x-iris.
409 * config/pa/t-bsd: Renamed from x-pa.
410 * config/pa/t-pa-hpux: Renamed from x-pa-hpux.
411 * config/x-linux, config/i386/x-cygwin, config/i386/x-dgux,
412 config/m88k/x-dgux, config/x-svr4, config/arm/x-riscix,
413 config/i386/x-sco5, config/m68k/x-hp320g, config/mips/x-iris6,
414 config/rs6000/x-cygwin: Remove files.
416 * configure.in: Check for target objdump and use that in eh_frame
418 * configure: Regenerated.
420 2001-11-15 Jakub Jelinek <jakub@redhat.com>
422 * jump.c (squeeze_notes): Return true if no real insns were found.
423 * rtl.h (squeeze_notes): Adjust prototype.
424 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): If
425 squeeze_notes finds no real instructions, abort.
426 (merge_blocks_move_successor_nojumps): Likewise.
427 * loop.c (find_and_verify_loops): Likewise.
428 * stmt.c (expand_end_case): Likewise.
429 * ifcvt.c (dead_or_predicable): Return TRUE if squeeze_notes doesn't
430 find any real instructions.
432 * config/ia64/ia64.c (ia64_adjust_cost): Handle SUBREGs.
434 * cfgcleanup.c (try_optimize_cfg): If try_simplify_condjump optimized
435 conditional jump, request updating life into for the block
436 containing it. Fix a typo which prevented life info update.
437 Clear blocks bitmap before using it.
439 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
441 * c-common.c: Include c-lex.h.
442 (c_common_lang_init): Change prototype. Call init_c_lex and
443 init_pragma from here.
444 * c-common.h (c_common_lang_init): Change prototype.
445 * c-decl.c (init_decl_processing): Rename. Call c_parse_init.
446 * c-lang.c (c_init): Change prototype. Update.
447 (c_init_options): Update.
448 * c-lex.c (cpp_filename): Remove.
449 (init_c_lex): Update. Read the main file, and get the original
451 (yyparse): Finish the command line options.
452 * c-parse.in (c_parse_init): Call init_reswords here.
453 (init_parse): Remove.
454 * c-tree.h (c_init_decl_processing): New.
455 * cpphash.c (_cpp_init_hashtable): After initializing the hash
457 * cppinit.c (read_original_filename, cpp_finish_options): New.
458 (cpp_create_reader): New prototype. Defer hash table initialization.
459 (cpp_start_read): Rename cpp_read_main_file. Initialize the
460 hash table. Get the original filename.
461 * cpplib.h (cpp_create_reader): Update.
462 (cpp_start_read): Remove.
463 (cpp_read_main_file, cpp_finish_options): New.
464 * cppmain.c (main, do_preprocessing): Update.
465 * langhooks.h (struct langhooks): Update init prototype.
466 * toplev.c (general_init, parse_options_and_default_flags,
467 process_options, lang_indpendent_init, lang_dependent_init,
468 init_asm_output): New; perform the bulk of initialization.
469 (compile_file): Move most of initialization to above functions.
470 (debug_hooks): Initialize statically.
471 (set_Wunused): Relocate.
472 (toplev_main): Move most of initialization to other init functions.
473 Have a clear logic flow.
474 * tree.h (init_parse, init_decl_processing): Remove.
476 * objc-act.c (objc_init): Update prototype, combine with old
478 (objc_init_options): Update.
481 2001-11-15 Andreas Jaeger <aj@suse.de>
483 * cfgrtl.c (purge_all_dead_edges): Use int as argument for
485 * basic-block.h: Adjust prototype.
487 2001-11-15 Kazu Hirata <kazu@hxi.com>
489 * config/rs6000/aix31.h: Fix comment formatting.
490 * config/rs6000/beos.h: Likewise.
491 * config/rs6000/darwin.h: Likewise.
492 * config/rs6000/eabi.asm: Likewise.
493 * config/rs6000/linux.h: Likewise.
494 * config/rs6000/linux64.h: Likewise.
495 * config/rs6000/lynx.h: Likewise.
496 * config/rs6000/netbsd.h: Likewise.
497 * config/rs6000/rs6000.c: Likewise.
498 * config/rs6000/rs6000.h: Likewise.
499 * config/rs6000/rs6000.md: Likewise.
500 * config/rs6000/sol2.h: Likewise.
501 * config/rs6000/tramp.asm: Likewise.
502 * config/rs6000/xcoff.h: Likewise.
503 * config/rs6000/xm-beos.h: Likewise.
505 2001-11-14 Alan Matsuoka <alanm@redhat.com>
507 * rtl.def (INCLUDE) : Define.
508 * gensupport.c (init_include_reader, process_include,
509 save_string) : New functions to implement an include facility
511 * gensupport.h : Add prototype for init_md_reader_args.
512 * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c
513 genextract.c genflags.c genopinit.c genoutput.c
514 genpeep.c genrecog.c: Change call to init_md_reader to
516 * md.texi: Document (include "path") and -I directives for RTL
519 2001-11-14 DJ Delorie <dj@redhat.com>
521 * integrate.c (get_hard_reg_initial_reg): New.
522 * integrate.h (get_hard_reg_initial_reg): Prototype.
523 * local-alloc.c (block_alloc): Don't tie pseudos that
524 represent call-saved hard regs' initial values.
526 2001-11-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
528 * m68k/linux.h: Include <linux.h> not "linux.h" to avoid infinite
531 2001-11-14 Roger Sayle <roger@eyesopen.com>
533 * fold-const.c (fold): Optimize strlen comparisons against zero.
535 2001-11-14 David O'Brien <obrien@FreeBSD.org>
537 * config.gcc (sparc64-wrs-vxworks*, sparc-*-netbsd*, sparc-*-openbsd*,
538 sparc-*-chorusos*, sparc-*-elf*, sparc-*-linux*aout*,
539 sparc-*-linux*libc1*, sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtems*,
540 sparc-*-rtemself*, sparc-hal-solaris2*, sparc-*-solaris2*,
541 sparc-*-sunos4.0*, sparc-*-sunos4*, sparc-*-sunos3*, sparc-*-sysv4*,
542 sparc-*-vxsim*, sparclite-*-aout*, sparclite-*-elf*, sparc86x-*-aout*,
543 sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*, sparc64-*-linux*):
544 Include various CPU headers via tm_file. a.out based platforms now
545 properly include sparc/aout.h. sol2.h usage now implies including
546 elfos.h, svr4.h, and sparc/sysv4.h.
547 * config/netbsd.h (TARGET_MEM_FUNCTIONS): Undef before defining it.
549 * sparc/sparc.h (CPP_PREDEFINES, TARGET_VERSION, WORD_SWITCH_TAKES_ARG,
550 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
551 DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE):
552 Remove. They are a.out specific and belong in sparc/aout.h.
553 * sparc/aout.h (TARGET_VERSION, WORD_SWITCH_TAKES_ARG, SELECT_SECTION,
554 ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
555 DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE): Define. Moved here from
557 * sparc/litecoff.h (WORD_SWITCH_TAKES_ARG, ASM_DECLARE_FUNCTION_NAME,
558 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER): Define.
559 Moved here from sparc/sparc.h.
560 * config/sparc/linux-aout.h (DEFAULT_PCC_STRUCT_RETURN): Undef before
562 * config/sparc/linux64.h (UNALIGNED_DOUBLE_INT_ASM_OP): Undef before
563 * config/sparc/lynx.h: Don't include lynx.h.
564 (SELECT_SECTION): Do not undef.
565 * config/sparc/openbsd.h: Don't include sparc/sparc.h.
566 * config/sparc/sol2-sld-64.h: Include sparc/sparc.h, elfos.h, svr4.h,
568 * config/sparc/sol2.h: Don't include sparc/sparc.h and sparc/sysv4.h.
569 * config/sparc/sp64-aout.h (CPP_PREDEFINES): Don't define. Get from
571 * config/sparc/sp64-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
572 Don't undef, there is no need.
573 * config/sparc/splet.h (CPP_PREDEFINES): Define.
574 * config/sparc/sun4o3.h (CPP_PREDEFINES): Likewise.
575 * config/sparc/sunos4.h (CPP_PREDEFINES): Likewise.
576 Don't include sparc/sparc.h.
577 * config/sparc/sysv4.h (WORD_SWITCH_TAKES_ARG, ASM_OUTPUT_SOURCE_LINE,
578 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
579 DATA_SECTION_ASM_OP): Don't undef, there is no need now. Don't include
581 (TARGET_VERSION): Define.
582 * config/sparc/vxsim.h (TARGET_VERSION): Define.
584 Wed Nov 14 19:46:08 CET 2001 Jan Hubicka <jh@suse.cz>
586 * cfglayout.c (fixup_fallthru_exit_predecesor): New static function.
587 (cfg_layout_finalize): Use it.
588 * bb-reorder.c (HAVE_epilogue): Remove.
589 (make_reorder_chain): Do not care special placement of
592 * predict.c (expected_value_to_br_prob): Delete the note
595 * c-decl.c (c_expand_body): Fix TV_EXPAND nesting problem;
596 measure integration time separately.
598 Wed Nov 14 12:30:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
600 * function.c (struct temp_slot): ALIGN now unsigned.
602 2001-11-14 Kazu Hirata <kazu@hxi.com>
604 * config/dsp16xx/dsp16xx.c: Fix comment formatting.
605 * config/dsp16xx/dsp16xx.h: Likewise.
606 * config/dsp16xx/dsp16xx.md: Likewise.
608 2001-11-14 Kazu Hirata <kazu@hxi.com>
610 * config/h8300/h8300.c (get_shift_alg): Reorganize the code
611 that deals with 7-bit shifts in HImode.
613 Wed Nov 14 14:17:05 CET 2001 Jan Hubicka <jh@suse.cz>
615 * dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
616 * final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
617 (final_scan_insn): Update call of alter_subreg.
618 (cleanup_subreg_operands): Likewise.
619 (alter_subreg): Rewrite using simplify_subreg.
620 (output_address, output_operand): Update call of alter_subreg.
621 * output.h (alter_subreg): Update prototype.
622 * sdbout.c (sdbout_symbol): Update call of alter_subreg.
623 * simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
624 * Makefile.in (final.o): Add depdendancy on expr.h
626 Wed Nov 14 06:37:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
628 * c-lang.c (finish_file): Make I unsigned to eliminate warning.
630 2001-11-13 Jeff Sturm <jsturm@one-point.com>
632 * doc/install.texi (sparc-*-linux*): Mention requirements for
635 2001-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
637 * Makefile.in (POD2MAN): Don't include --section=1.
638 (manext): Rename to man1ext. All users changed.
641 (generated-manpages): Also depend on $(docdir)/gfdl.7,
642 $(docdir)/gpl.7, and $(docdir)/fsf-funding.7.
643 ($(docdir)/gcov.1, $(docdir)/cpp.1, $(docdir)/gcc.1): Include
644 --section=1 in calls to $(POD2MAN).
645 ($(docdir)/gfdl.7, $(docdir)/gpl.7, $(docdir)/fsf-funding.7): New.
646 (maintainer-clean, install, uninstall): Handle the new man pages.
647 ($(docdir)/cpp.info, cpp.dvi): Depend on fdl.texi.
648 (installdirs): Create man7dir.
649 * doc/cpp.texi: Include GFDL in this manual. In the man page,
650 refer to gfdl(7) for the GFDL. Apply Front Cover and Back Cover
651 texts to man page. Include gpl(7), gfdl(7) and fsf-funding(7) in
652 the SEE ALSO man page section.
653 * doc/gcov.texi: Apply GFDL to man page. Include gpl(7), gfdl(7)
654 and fsf-funding(7) in the SEE ALSO man page section.
655 * doc/invoke.texi: Apply GFDL to man page. Include gpl(7),
656 gfdl(7) and fsf-funding(7) in the SEE ALSO man page section.
657 * doc/include/fdl.texi, doc/include/funding.texi,
658 doc/include/gpl.texi: Adjust for conversion by texi2pod.pl.
659 * doc/.cvsignore: Add gfdl.7, gpl.7 and fsf-funding.7.
661 2001-11-13 Richard Henderson <rth@redhat.com>
663 * dwarf2asm.c (dw2_force_const_mem): Set PUBLIC or STATIC
664 as appropriate for the artificial decl.
666 2001-11-13 Richard Henderson <rth@redhat.com>
668 * loop.c (combine_movables): Turn off combination until
669 move_movables validation bugs are fixed.
671 2001-11-13 DJ Delorie <dj@redhat.com>
673 * config.gcc (powerpc|rs6000): Set default cpp options based
674 on --with-cpu settings.
675 * config/rs6000/softfloat.h: New.
677 2001-11-13 Kazu Hirata <kazu@hxi.com>
679 * config/h8300/h8300.c (shift_alg_si): Use special code for
680 25-bit shifts on H8/S.
681 (get_shift_alg): Generate special code for 25-bit shifts on
684 2001-11-13 Jakub Jelinek <jakub@redhat.com>
686 * emit-rtl.c (adjust_address_1): Add ADJUST argument.
687 (adjust_automodify_address_1): New.
688 * expr.h (adjust_address, adjust_address_nv): Adjust.
689 (adjust_automodify_address, adjust_automodify_address_nv): Define.
690 (adjust_address_1): Update prototype.
691 (adjust_automodify_address_1): Add prototype.
692 * expr.c (move_by_pieces_1): Use adjust_automodify_address.
693 (store_by_pieces_2): Likewise.
695 Tue Nov 13 05:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
697 * Makefile.in (explow.o): Now depends on ggc.h.
698 * explow.c (ggc.h): Include.
699 (set_stack_check_libfunc): Mark stack_check_libfunc as ggc root.
701 * Makefile.in (expr.o): Depends on insn-attr.h.
702 * expr.c (insn-attr.h): New include.
703 (force_operand): If INSN_SCHEDULING, deal with paradoxical SUBREG
705 (highest_pow2_factor, case INTEGER_CST): Handle negative values.
706 (expand_expr): Remove unneeded mark_temp_addr_taken calls and
707 clean up related usage in ADDR_EXPR.
708 (expand_expr_unaligned): Likewise.
710 * emit-rtl.c (change_address): Fix typo in alias setting.
712 2001-11-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
714 * Makefile.in (cfgcleanup.o): Depend on insn-config.h
716 2001-11-12 Craig Rodrigues <rodrigc@gcc.gnu.org>
719 * c-pragma.c: Rename macros BAD, BAD2, BAD_ACTION to
720 GCC_BAD, GCC_BAD2, GCC_BAD_ACTION.
722 2001-11-12 David O'Brien <obrien@FreeBSD.org>
724 * config.gcc (sparc-tti-*, sparc64-wrs-vxworks*, sparc-wrs-vxworks*,
725 sparclite-wrs-vxworks*, sparc-*-aout*, sparc-*-netbsd*,
726 sparc-*-chorusos*, sparc-*-linux*aout*, sparc-*-linux*libc1*,
727 sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtemsaout*, sparc-*-rtems*,
728 sparc-*-rtemself*, sparc-*-solaris2*, sparc-*-sunos3*, sparc-*-sysv4*,
729 sparc-*-vxsim*, sparclet-*-aout*, sparclite-*-coff*, sparclite-*-aout*,
730 sparc86x-*-aout*, sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*,
731 sparc64-*-linux*): Include various CPU headers via tm_file.
732 * config/svr3.h (ASM_OUTPUT_IDENT): Undef before defining it.
733 (SELECT_SECTION): Likewise.
734 (SELECT_RTX_SECTION): Likewise.
735 * config/sparc/sparc_bi.h: New file.
736 * config/sparc/aout.h: Don't include sparc/sparc.h and aoutos.h.
737 * config/sparc/linux-aout.h: Likewise.
738 * config/sparc/linux.h: Don't include sparc/sysv4.h.
739 * config/sparc/linux64.h: Likewise.
740 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
741 * config/sparc/lite.h: Don't include sparc/sparc.h and gofast.h.
742 * config/sparc/litecoff.h: Don't include sparc/lite.h, svr3.h,
744 (ASM_OUTPUT_IDENT): Do not #undef.
745 (SELECT_SECTION): Likewise.
746 (SELECT_RTX_SECTION): Likewise.
747 * config/sparc/liteelf.h: Don't include gofast.h.
748 * config/sparc/lynx-ng.h: Don't include sparc/sparc.h and lynx-ng.h.
749 * config/sparc/lynx.h: Don't include sparc/sparc.h.
750 * config/sparc/pbd.h: Likewise.
751 * config/sparc/netbsd.h: Don't include sparc/sparc.h and netbsd.h.
752 * config/sparc/rtems.h: Don't include sparc/aout.h and rtems.h.
753 * config/sparc/rtemself.h: Don't include rtems.h.
754 * config/sparc/sol2-64.h: Don't include sparc/sol2-sld-64.h.
755 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Don't define, include
757 * config/sparc/sol2-sld.h: Don't include sparc/sol2.h.
758 * config/sparc/sol2.h: Include sparc/sparc.h directly.
759 * config/sparc/sp64-aout.h: Don't include sparc/sparc.h and aoutos.h.
760 * config/sparc/sp64-elf.h: Don't include sparc/sol2.h.
761 * config/sparc/sp86x-aout.h: Don't include sparc/sparc.h and gofast.h.
762 * config/sparc/sp86x-elf.h: Don't include gofast.h.
763 * config/sparc/splet.h: Don't include sparc/aout.h.
764 * config/sparc/sun4o3.h: Don't include sparc/sparc.h.
765 * config/sparc/sysv4.h: Don't include sparc/sparc.h directly.
766 * config/sparc/vxsim.h: Don't include sparc/sysv4.h.
767 * config/sparc/vxsparc.h: Don't include sparc/aout.h and gofast.h.
768 * config/sparc/vxsparc64.h: Don't include gofast.h.
769 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
771 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
773 * doc/standards.texi: Mention C99 TC1.
775 2001-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
777 * mips-protos.h (mips_output_conditional_branch): Const-ify.
778 * mips.c (mips_output_conditional_branch): Likewise.
780 2001-11-12 Kazu Hirata <kazu@hxi.com>
782 * config/h8300/h8300.c (shift_alg_si): Use special code for
783 15-bit logical shifts and 31-bit logical shifts.
784 (get_shift_alg): Generate special code for 15-bit and 31-bit
787 2001-11-12 Kazu Hirata <kazu@hxi.com>
789 * config/h8300/h8300.c (shift_alg_qi): Use rotations when
790 doing 6-bit logical shifts on H8/S.
791 (shift_alg_qi): Use special code for 21-bit shifts on H8/S.
792 (get_shift_alg): Generate special code for 21-bit shifts on
795 2001-11-12 Kazu Hirata <kazu@hxi.com>
797 * config/h8300/h8300.c (get_shift_alg): Remove a redundant
800 Mon Nov 12 11:58:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
802 * alias.c (nonoverlapping_memrefs_p): Only update size from memref
803 if both size and offset known.
805 2001-11-12 David O'Brien <obrien@FreeBSD.org>
807 * config/ia64/freebsd.h: Fix misspelling.
809 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
811 * doc/gcc.texi: Move several chapters out to ...
812 * doc/configterms.texi, doc/fragments.texi, doc/hostconfig.texi,
813 doc/include/linux-and-gnu.texi, doc/interface.texi,
814 doc/makefile.texi, doc/passes.texi, doc/portability.texi:
816 * doc/gcc.texi, doc/contrib.texi: Move section headings into
818 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
820 2001-11-12 Kazu Hirata <kazu@hxi.com>
822 * config/alpha/alpha-interix.h: Fix comment formatting.
823 * config/alpha/alpha.c: Likewise.
824 * config/alpha/alpha.h: Likewise.
825 * config/alpha/alpha32.h: Likewise.
826 * config/alpha/freebsd.h: Likewise.
827 * config/alpha/unicosmk.h: Likewise.
828 * config/alpha/vms.h: Likewise.
830 2001-11-12 Kazu Hirata <kazu@hxi.com>
832 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
834 2001-11-12 Jakub Jelinek <jakub@redhat.com>
836 * dbxout.c (dbxout_symbol_location): Avoid emitting invalid register
839 Mon Nov 12 05:18:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
841 * emit-rtl.c (set_mem_attributes): If making object, can set alignment
843 (replace_equiv_address): Call update_temp_slot_address.
845 * dwarf2out.c (loc_descriptor_from_tree, case COMPOUND_EXPR): New case.
847 * alias.c (nonoverlapping_memrefs_p): Handle DECL_RTL being a CONCAT.
849 2001-11-12 Kazu Hirata <kazu@hxi.com>
851 * config/h8300/h8300.c (shift_alg_qi): New.
852 (shift_alg_hi): Likewise.
853 (shift_alg_si): Likewise.
854 (get_shift_alg): Change the type of count to unsigned int.
857 2001-11-11 Alexandre Oliva <aoliva@redhat.com>
859 * Makefile.in (c-lang.o): Depend on $(VARRAY_H).
860 * c-decl.c (c_expand_body): Take argument can_defer_p. Use it
861 to decide whether to defer a function.
862 (finish_function): Adjust.
863 (c_expand_deferred_function): New function.
864 * c-lang.c (deferred_fns): New variable.
865 (c_init): Initialize it, and mark it as a root.
866 (defer_fn): New function.
867 (finish_file): Expand all deferred functions.
868 * c-tree.h (defer_fn): Declare.
869 (c_expand_deferred_function): Likewise.
870 * objc/Make-lang.in (objc-act.o): Depend on $(VARRAY_H).
871 * objc-act.c (deferred_fns): New variable.
872 (objc_init): Initialize it, and mark it as a root.
873 (defer_fn): New function.
874 (finish_file): Expand all deferred functions.
876 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
878 * alpha.c (unicosmk_special_name): Prototype.
879 (unicosmk_ssib_name): Delete unused variable.
880 * alpha/unicosmk.h (common_section, ssib_section): Prototype.
881 * alpha/vms.h (PREFIX): Undef before defining.
882 * arm/pe.h (SUBTARGET_NAME_ENCODING_LENGTHS): Likewise.
883 * i370/i370.c (mvs_hash_alias): Prototype. Wrap with macro
884 controlling usage. Const-ify.
885 (alias_number): Delete unused variable.
886 * m32r/m32r.c (m32r_sched_init): Add missing argument.
887 (m32r_expand_block_move): Fix uninitialized warnings.
888 * mn10300/mn10300.h (REGNO_IN_RANGE_P): Fix 'unsigned >=0 is
889 always true' warnings.
890 * openbsd.h (TARGET_MEM_FUNCTIONS): Don't redefine.
891 * sh/sh.c: Include "integrate.h".
892 (output_far_jump): Fix uninitialized warning.
893 * final.c (shorten_branches): Avoid automatic aggregate
895 * integrate.c (subst_constants): Likewise.
897 2001-11-11 Kazu Hirata <kazu@hxi.com>
899 * config/h8300/h8300.c (shift_alg): Remove SHIFT_MAX.
900 (get_shift_alg): Remove redundant code.
902 2001-11-11 Kazu Hirata <kazu@hxi.com>
904 * config/pa/milli64.S: Fix comment formatting.
905 * config/pa/pa-64.h: Likewise.
906 * config/pa/pa-linux.h: Likewise.
907 * config/pa/pa-protos.h: Likewise.
908 * config/pa/pa.c: Likewise.
909 * config/pa/pa.h: Likewise.
910 * config/pa/pa32-linux.h: Likewise.
911 * config/pa/pa32-regs.h: Likewise.
912 * config/pa/pa64-hpux.h: Likewise.
913 * config/pa/pa64-regs.h: Likewise.
914 * config/pa/som.h: Likewise.
916 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
918 * doc/gcc.texi: Move several chapters out to ...
919 * doc/bugreport.texi, doc/contribute.texi, doc/frontends.texi,
920 doc/service.texi, doc/standards.texi, doc/trouble.texi,
921 doc/vms.texi: ... here. New files.
922 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
924 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
926 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
927 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
928 collect2.c, combine.c, config.in, configure, configure.in,
929 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
930 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
931 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
934 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
936 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
937 Adjust operand number in CONST_DOUBLE.
939 * expmed.c (extract_bit_field): No longer pass in alignment.
940 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
941 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
943 * expr.c (store_constructor, store_constructor_field): Likewise.
944 (store_field, emit_group_load, emit_group_store): Likewise.
945 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
946 (store_bit_field, extract_bit_field): Likewise.
947 * calls.c, expr.c, function.c: Change calls to above functions.
948 * ifcvt.c, stmt.c: Likewise.
950 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
951 constant and one is on frame.
952 If know memref offset, adjust size from decl.
954 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
956 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
957 format specifier warning.
958 * convex.h (ASM_OUTPUT_BYTE): Likewise.
959 * elfos.h (ALIGN_ASM_OP): Undef before defining.
960 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
962 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
963 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
964 * i386-interix.h (gen_stdcall_suffix): Prototype.
965 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
966 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
967 ASM_OUTPUT_LONG_DOUBLE): Likewise.
968 * i386/interix.c (gen_stdcall_suffix): Const-ify.
969 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
970 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
972 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
973 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
974 ASM_OUTPUT_LONG_DOUBLE): Likewise.
975 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
976 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
977 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
978 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
979 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
980 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
981 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
982 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
984 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
986 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
987 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
988 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
990 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
992 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
994 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
995 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
996 * m68k/news.h (PRINT_OPERAND): Likewise.
997 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
998 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
999 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1000 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
1002 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
1003 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
1004 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
1005 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1006 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
1007 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
1008 PRINT_OPERAND): Likewise.
1009 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
1011 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
1012 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
1013 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
1014 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1015 * mips.c (mips_output_external_libcall): Mark parameter with
1017 (mips_asm_file_start): Move variable into the scope where it's
1019 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
1020 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1021 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
1022 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1023 * ns32k.c (print_operand): Likewise.
1024 * pa.c (print_operand, output_div_insn): Likewise.
1025 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
1026 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
1027 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
1028 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
1030 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1031 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1032 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
1033 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
1035 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1037 * sdbout.c (sdbout_end_epilogue): Mark parameter with
1039 * varasm.c (assemble_global): Likewise.
1041 2001-11-11 H.J. Lu <hjl@gnu.org>
1043 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
1045 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
1047 * final.c (*_MAX_SKIP): Use *_max_skip variables.
1048 * flags.h (align_loops_max_skip, align_jumps_max_skip,
1049 align_labels_max_skip): New global variables.
1050 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
1051 align_labels_max_skip): New global variables.
1052 (toplev_main): Set new variables.
1053 * i386.c (override_options): Set max_skip values.
1055 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
1057 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
1058 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
1059 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
1060 don't print an @fptr for labels either.
1061 (xstormy16_output_addr_vec): Don't print @fptr here.
1062 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
1064 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
1066 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
1067 an ANSI/ISO definitino.
1068 (ssa_const_prop): Likewise.
1070 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
1072 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
1075 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1077 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
1078 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
1079 * cppmain.c (general_init): Call hex_init.
1080 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
1082 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
1084 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
1085 of dgux.c:output_file_start().
1087 * i386/dgux.c: Delete file.
1089 2001-11-09 Richard Henderson <rth@redhat.com>
1091 * config/alpha/alpha.c (decl_in_text_section): New.
1092 (current_file_function_operand): Use it.
1093 (alpha_encode_section_info, alpha_end_function): Likewise.
1095 2001-11-07 David O'Brien <obrien@FreeBSD.org>
1097 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
1098 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
1099 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
1100 so OS specific files and use CPP_PREDEFINES for their needs.
1101 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
1102 target headers to tm_file.
1103 * config/ia64/aix.h (TARGET_VERSION): Likewise.
1104 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
1105 * config/ia64/linux.h (TARGET_VERSION): Likewise.
1106 (FUNCTION_PROFILER): Remove.
1107 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
1108 version in config/ia64/linux.h.
1109 * config/ia64/freebsd.h: New file.
1110 * config/freebsd.h: Tidy up.
1111 (_USING_CONFIG_FREEBSD): Define.
1112 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
1113 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
1114 (FBSD_STARTFILE_SPEC): Likewise.
1115 (FBSD_ENDFILE_SPEC): Likewise.
1116 (FBSD_LIB_SPEC): Likewise.
1117 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
1118 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
1119 set an ELF-improper one.
1121 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1123 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
1124 constant can be loaded in a single instruction to a register. When
1125 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
1126 depdi for insertion of most significant 32-bits on 64-bit hosts.
1127 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
1128 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
1129 * pa.md: New addmove pattern for adding constant_int to HImode
1130 register and moving result to HImode register. Remove HImode HIGH
1131 and LO_SUM patterns.
1133 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1135 * Makefile.in: Update.
1136 * c-decl.c (print_lang_decl, print_lang_type): Remove.
1137 (print_lang_identifier): Rename c_print_identifier.
1138 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1139 (print_lang_statistics, lang_print_xnode): Remove.
1140 * c-parse.in (set_yydebug): Rename c_set_yydebug.
1141 * c-tree.h (c_set_yydebug, c_print_identifier): New.
1142 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
1143 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
1144 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
1145 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1146 (LANG_HOOKS_INITIALIZER): Update.
1147 * langhooks.h (struct lang_hooks): New members.
1148 (lang_print_tree_hook): New.
1149 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
1150 * print-tree.c: Include langhooks.h.
1151 (print_node): Update.
1152 * toplev.c (decode_d_option): Update.
1153 * tree.c: Include langhooks.h.
1154 (dump_tree_statistics): Update.
1155 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
1156 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
1158 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
1159 LANG_HOOKS_SET_YYDEBUG): Override.
1160 (lang_print_xnode, print_lang_statistics): Remove.
1162 2001-11-09 Richard Henderson <rth@redhat.com>
1164 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
1165 on the symbol string.
1167 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1169 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
1170 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
1171 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
1173 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
1175 * tlink.c (recompile_files): Copy strings passed to `putenv'.
1177 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
1179 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
1180 (TYPE_READONLY): Likewise.
1182 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
1184 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
1185 don't pass --gdwarf2 to the assembler if the compiler will also
1188 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
1191 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1193 * alias.c (nonoverlapping_memrefs_p): New function.
1194 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
1196 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
1198 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
1200 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
1201 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
1202 generating altivec code.
1203 (FIXED_REGISTERS): VRSAVE is fixed.
1204 (CALL_USED_REGISTERS): VRSAVE is call used.
1206 2001-11-09 Jason Eckhardt <jle@rice.edu>
1208 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
1209 code the branch target as ".+16/.+12", but rather use labels.
1211 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
1213 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
1214 to work around limitations of certain versions of GAS.
1216 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
1217 (muldi3): Update due to SUBREG_BYTE changes.
1218 (casesi): Similarly.
1220 2001-11-09 Zack Weinberg <zack@codesourcery.com>
1222 * doc/invoke.texi: Remove comment referring to -xf77-version.
1224 2001-11-09 Kazu Hirata <kazu@hxi.com>
1226 * config/convex/convex.c: Fix comment formatting.
1227 * config/convex/convex.h: Likewise.
1229 2001-11-08 Zack Weinberg <zack@codesourcery.com>
1231 * Makefile.in (.po.pox): Look both in srcdir and builddir
1233 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
1234 to the source directory.
1236 2001-11-09 Ben Elliston <bje@redhat.com>
1237 Michael Meissner <meissner@redhat.com>
1238 Andrew MacLeod <amacleod@redhat.com>
1239 Richard Henderson <rth@redhat.com>
1240 Nick Clifton <nickc@redhat.com>
1241 Catherine Moore <clm@redhat.com>
1243 * m32r.c: Add support for m32rx processor.
1247 * m32r-protos.h: Add prototypes for m32rx functions.
1248 * doc/invoke.texi: Document -m32rx option.
1250 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1252 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
1255 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1257 * doc/install.texi2html: Use $MAKEINFO --no-split.
1259 2001-11-09 Andreas Schwab <schwab@suse.de>
1261 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
1262 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
1263 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
1264 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
1265 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
1267 2001-11-09 H.J. Lu <hjl@gnu.org>
1269 * config/mips/mips.c (mips_output_function_prologues): Cast
1270 `tsize' to long for output.
1272 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1274 * c-lang.c (LANG_HOOKS_NAME): New.
1275 (lang_hooks): Constify.
1276 (c_init_options): Update.
1277 (lang_identify): Remove.
1278 * c-parse.in (language_string): Remove.
1279 * dbxout.c: Include langhooks.h.
1280 (dbxout_symbol_location): Update.
1281 * dwarf2out.c: Include langhooks.h.
1282 (gen_compile_unit_die): Update.
1283 * dwarfout.c: Include langhooks.h.
1284 (prototyped_attribute, output_compile_unit_die): Update.
1285 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
1286 (LANG_HOOKS_INITIALIZER): Update.
1287 * langhooks.h (struct lang_hooks): New members. Constify.
1288 * stringpool.c: Don't include toplev.h.
1289 (set_identifier_size): Remove.
1290 * toplev.c (toplev_main): Initialize identifier size.
1291 (print_version): Update.
1292 * tree.h (language_string, init_lex, lang_identify,
1293 set_identifier_size): Remove.
1294 * Makefile.in: Update dependencies.
1295 * config/darwin.c: Include langhooks.h.
1296 (func_name_maybe_scoped): Update.
1297 * config/darwin.h (ASM_END_FILE): Update.
1298 * config/nextstep.h (ASM_END_FILE): Update.
1299 * config/nextstep21.h (ASM_END_FILE): Update.
1300 * config/i386/sun386.h (ASM_END_FILE): Update.
1301 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
1302 (rs6000_output_function_epilogue): Update.
1304 * objc-act.c (LANG_HOOKS_NAME): Override.
1305 (struct lang_hooks): Constify.
1306 (objc_init_options): Update.
1307 (lang_identify): Remove.
1309 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
1311 * fold-const.c (lshift_double): Honor PREC.
1312 (rshift_double): Likewise.
1314 2001-11-08 Kazu Hirata <kazu@hxi.com>
1316 * config/1750a/1750a.c: Fix comment formatting.
1317 * config/1750a/1750a.h: Likewise.
1319 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
1321 * configure.in (--enable-languages): Be more permissive about
1322 syntax. Check for empty lists better. Warn about $LANGUAGES.
1323 * configure: Regenerated.
1325 2001-11-08 Richard Henderson <rth@redhat.com>
1327 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
1329 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
1331 * config.gcc: Rename stormy16 to xstormy16.
1332 * config/stormy16/stormy-abi: Likewise.
1333 * config/stormy16/stormy16-protos.h: Likewise.
1334 * config/stormy16/stormy16.c: Likewise.
1335 * config/stormy16/stormy16.h: Likewise.
1336 * config/stormy16/stormy16.md: Likewise.
1338 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
1340 * tree.h (TYPE_VOLATILE): Add enable-checking code.
1341 (TYPE_READONLY): Likewise.
1343 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1345 * reload1.c (reload): Don't delete equiv insn if can throw.
1347 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
1348 (clear_storage): Likewise, for OBJECT.
1350 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
1352 * pa.c (emit_move_sequence): Fix SUBREG expression to
1353 use proper byte offset when extending a constant from
1356 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1358 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
1361 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1363 * explow.c (convert_memory_address, case SUBREG): Only return
1364 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
1366 2001-11-08 Richard Henderson <rth@redhat.com>
1368 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
1369 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
1370 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
1372 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
1374 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
1376 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1378 * dwarf2out.c (debug_str_hash): New.
1379 (struct indirect_string_node): New.
1380 (struct dw_val_struct): Change type of val_str to it.
1381 (DEBUG_STR_SECTION_FLAGS): Define.
1382 (add_AT_string): Push string into hashtable, increment reference
1384 (AT_string): Return string from ht_identifier.
1385 (AT_string_form): New.
1386 (free_AT): For dw_val_class_str, just decrement reference counter.
1387 (size_of_string): Remove.
1388 (size_of_die): Use AT_string_form to decide what size the string
1390 (size_of_pubnames): Use strlen instead of size_of_string.
1391 (value_format): Use AT_string_form for dw_val_class_str.
1392 (output_die): Output DW_FORM_strp strings using
1393 dw2_asm_output_offset.
1394 (indirect_string_alloc, output_indirect_string): New.
1395 (dwarf2out_finish): Emit .debug_str strings if there are any.
1397 2001-11-08 Andreas Franck <afranck@gmx.de>
1399 * configure.in: Add AC_ARG_PROGRAM to support program name
1400 transformation with --program-prefix, --program-suffix and
1401 --program-transform-name.
1402 * configure: Regenerated.
1403 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
1404 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
1405 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
1406 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
1407 program_transform_name the way suggested by autoconf.
1408 (GCC_TARGET_INSTALL_NAME): Define.
1409 (install-driver): Use the transformed target alias name.
1411 2001-11-08 Richard Henderson <rth@redhat.com>
1413 * config/mips/mips.c (save_restore_insns): Remove GP from the
1414 restore registers mask early instead of special casing it inside
1417 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
1419 * cp/decl.c (shadow_warning): New function.
1420 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
1421 and an error when a block scope decl shadows a parameter.
1423 2001-11-08 Richard Henderson <rth@redhat.com>
1425 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
1428 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1430 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
1431 to implement floating negation on processors prior to PA 2.0.
1433 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1435 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
1436 (USE_LINKONCE_INDIRECT): Define.
1437 (dw2_output_indirect_constant_1): Try to output indirect constants
1438 into linkonce sections if possible.
1439 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
1440 (dw2_output_indirect_constants): Likewise.
1442 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1444 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
1446 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
1448 * c-decl.c (pushdecl): Remove file and line.
1449 * c-typeck.c (pop_init_level): Remove size.
1451 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1453 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
1456 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
1457 (TARGET_ALTIVEC): New.
1458 (TARGET_SWITCHES): Add altivec.
1459 (FIRST_PSEUDO_REGISTER): Change to 109.
1460 (CALL_USED_REGISTERS): Same.
1461 (FIRST_ALTIVEC_REGNO): New.
1462 (LAST_ALTIVEC_REGNO): New.
1463 (ALTIVEC_REGNO_P): New.
1464 (UNITS_PER_ALTIVEC_WORD): New.
1465 (ALTIVEC_VECTOR_MODE): New.
1466 (FIXED_REGISTERS): Add altivec registers.
1467 (REG_ALLOC_ORDER): Same.
1468 (HARD_REGNO_NREGS): Adjust for altivec registers.
1469 (HARD_REGNO_MODE_OK): Same.
1470 (MODES_TIEABLE_P): Same.
1471 (REGISTER_MOVE_COST): Same.
1472 (REGNO_REG_CLASS): Same.
1473 (reg_class): Add ALTIVEC_REGS.
1474 (REG_CLASS_NAMES): Same.
1475 (REG_CLASS_CONTENTS): Same.
1476 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
1477 (ALTIVEC_ARG_RETURN): New.
1478 (FUNCTION_VALUE): Handle VECTOR_TYPE.
1479 (LIBCALL_VALUE): Handle altivec vector modes.
1480 (VECTOR_MODE_SUPPORTED_P): New.
1481 (ALTIVEC_ARG_MIN_REG): New.
1482 (ALTIVEC_ARG_MAX_REG): New.
1483 (ALTIVEC_ARG_NUM_REG): New.
1484 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
1485 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
1486 (REGISTER_NAMES): Add altivec regs.
1487 (DEBUG_REGISTER_NAMES): Same.
1488 (ADDITIONAL_REGISTER_NAMES): Same.
1489 (rs6000_builtins): New.
1490 (MD_EXPAND_BUILTIN): New.
1491 (MD_INIT_BUILTINS): New.
1492 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
1493 for AltiVec instructions.
1494 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
1495 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
1497 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
1498 (TARGET_SWITCHES): Add no-altivec.
1499 (DATA_ALIGNMENT): Align vectors to 128 bits.
1500 (TARGET_OPTIONS): Add abi= option.
1501 Add rs6000_abi_string extern.
1502 (LOCAL_ALIGNMENT): New.
1503 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
1504 (MASK_ALTIVEC_ABI): New.
1505 (TARGET_ALTIVEC_ABI): New.
1506 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
1508 (STACK_BOUNDARY): Adjust for altivec.
1509 (BIGGEST_ALIGNMENT): Same.
1510 (rs6000_args): Add vregno.
1511 (USE_ALTIVEC_FOR_ARG_P): New.
1512 (FIXED_REGISTERS): Add vrsave register.
1513 (CALL_USED_REGISTERS): Same.
1514 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
1515 (VRSAVE_REGNO): New.
1516 (reg_class): Add VRSAVE_REGS.
1517 (REG_CLASS_NAMES): Same.
1518 (REG_CLASS_CONTENTS): Same.
1519 (REGNO_REG_CLASS): Same.
1521 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
1522 (ABI_STACK_BOUNDARY): Same.
1523 (BIGGEST_ALIGNMENT): Same.
1524 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
1525 (ROUND_TYPE_ALIGN): Same.
1527 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1530 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1533 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1536 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
1537 (altivec_expand_builtin): New.
1538 (altivec_init_builtins): New.
1539 (TARGET_EXPAND_BUILTIN): New.
1540 (TARGET_INIT_BUILTINS): New.
1541 (rs6000_init_builtins): New.
1542 (struct builtin_description): New.
1544 (rs6000_reg_names): Add altivec registers.
1545 (alt_reg_names): Same.
1546 (secondary_reload_class): Altivec regs can hold altivec regs and
1548 (rs6000_emit_move): Force constants into memory for AltiVec moves.
1549 (print_operand): Add 'y' case for printing altivec memory
1551 (rs6000_legitimize_address): Legitimize vector addresses into
1553 (altivec_expand_binop_builtin): New.
1554 New string rs6000_current_abi.
1555 (rs6000_override_options): Call rs6000_parse_abi_options.
1556 (rs6000_parse_abi_options): New.
1557 (function_arg_boundary): Vector arguments must be 16
1559 (function_arg_advance): Handle vector arguments.
1560 (function_arg_partial_nregs): Same.
1561 (init_cumulative_args): Same.
1562 (function_arg): Same.
1564 * config/rs6000/rs6000.md (altivec_lvx): New.
1565 (type): Add altivec attribute.
1567 (*movv4si_internal): New.
1569 (*movv16qi_internal): New.
1571 (*movv8hi_internal1): New.
1573 (*movv4sf_internal1): New.
1574 (altivec_stvx): New.
1690 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
1692 * Makefile.in (df.o): Add fibheap.h to dependencies.
1694 * df.h: Add prototypes for transfer functions, iterative_dataflow
1696 (enum df_flow_dir): New enum.
1697 (enum df_confluence_op): New enum.
1698 (struct df): Add inverse_rts_map.
1700 * df.c: Add sbitmap.h to the list of includes.
1701 (df_rd_global_compute): Removed.
1702 (df_ru_global_compute): Removed.
1703 (df_lr_global_compute): Removed.
1704 (df_rd_transfer_function): New function.
1705 (df_ru_transfer_function): New function.
1706 (df_lr_transfer_function): New function.
1707 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
1708 Use iterative_dataflow_bitmap instead of df_*_global_compute.
1709 (iterative_dataflow_sbitmap): New function.
1710 (iterative_dataflow_bitmap): New function.
1712 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1714 * doc/gcc.texi: Move terminology and spelling conventions to
1715 htdocs/codingconventions.html.
1717 2001-11-07 Graham Stott <grahams@redhat.com>
1719 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
1721 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
1723 * expmed.c (expand_mult): Force operand to register before computing
1725 * i386.c (x86_decompose_lea): New global vairable.
1726 * i386.h (x86_decompose_lea): Declare.
1727 (TARGET_DECOMPOSE_LEA): New macro.
1728 (RTX_COST): Handle leas properly.
1730 2001-11-06 Richard Henderson <rth@redhat.com>
1732 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
1733 defined for a CONSTRUCTOR; don't check it.
1735 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
1737 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
1738 test for absolute pathnames.
1740 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
1742 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
1743 instructions up to the target pc inclusive.
1745 2001-11-06 Steve Christiansen <smc@us.ibm.com>
1747 * loop.c (loop_regs_scan): Don't invalidate PIC register.
1749 2001-11-06 Eric Christopher <echristo@redhat.com>
1751 * config/mips/mips.md(movdf_internal2): Add constraints for float
1752 to general register move.
1753 * config/mips/elf64.h: Add default ABI.
1755 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1757 * alias.c:: Include langhooks.h.
1758 * emit-rtl.c: Similarly.
1759 * toplev.c: Similarly.
1760 * tree-inline.c: Similarly.
1761 * langhooks-def.h: New, the old langhooks.h. Give the default
1762 hooks a common prefix.
1763 * langhooks.h: Contents extracted from toplev.h.
1764 * toplev.h: Move langhook stuff to langhooks.h.
1765 * langhooks.c: Give default hooks a common prefix.
1767 * c-lang.c: Include langhooks-def.h.
1768 * objc/objc-act.c: Similarly.
1769 * Makefile.in: Update.
1770 * objc/Make-lang.in: Update.
1772 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1774 * doc/install.texi: Document that configure options not listed in
1775 this file are unsupported. Document --with-system-zlib.
1777 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1779 * rtl.h (mem_for_const_double): New declaration.
1780 * varasm.c (mem_for_const_double): New function.
1781 * config/convex/convex.md (movdf): Use it.
1782 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
1783 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
1784 * config/m68k/m68kv4.h: Likewise.
1786 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
1787 of new GP reg classes.
1789 * expr.c (store_field): When making temp object for unaligned
1790 component, set it to alias set 0.
1792 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1794 * c-common.c (c_expand_expr_stmt): Apply default conversions to
1795 non-lvalue arrays if C99.
1796 * c-typeck.c (default_conversion): Split out code handling
1797 array-to-pointer and function-to-pointer conversions into a
1798 separate default_function_array_conversion function.
1799 (default_function_array_conversion): New function. Keep track of
1800 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
1801 arrays unchanged outside C99 mode instead of giving an error for
1803 (build_component_ref): Use pedantic_non_lvalue when handling
1804 COMPOUND_EXPR. Don't handle COND_EXPR specially.
1805 (convert_arguments): Use default_function_array_conversion.
1806 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
1808 (unary_complex_lvalue): Likewise.
1809 (internal_build_compound_expr): Use
1810 default_function_array_conversion. Apply default conversions to
1811 function in compound expression.
1812 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
1813 Use default_function_array_conversion.
1814 * doc/extend.texi: Update documentation of subscripting non-lvalue
1818 2001-11-05 Zack Weinberg <zack@codesourcery.com>
1820 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
1821 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
1822 corresponding to the complete set of .po and .gmo files in
1823 the source directory's po subdir, modified by LINGUAS. Don't
1824 look at ALL_LINGUAS.
1825 * configure.in: Don't set ALL_LINGUAS.
1826 * configure: Regenerate.
1828 * Makefile.in (.po.gmo): Don't move into source directory.
1829 (.po.pox): Clarify comments.
1830 (install-po): Look for .gmo files in both srcdir and objdir;
1831 don't fail if a file is totally missing.
1832 (distclean): rmdir ada subdirectory too.
1834 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1836 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1837 CONSTRUCTORs _correctly_.
1839 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1841 * c-decl.c (delete_block): Remove.
1842 * c-tree.h (delete_block): Remove.
1844 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1846 * cppexp.c (lex, parse_defined): Update warning about defined.
1848 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1850 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1853 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
1855 * config/arm/arm.c (arm_return_in_memory): Cope with
1856 int_size_in_bytes returning -1.
1858 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
1861 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
1863 * Makefile.in (bb-reoder.o): Add dependency on cfglayout.h;
1864 remove unneeded dependencies;
1866 * cfglayout.c, cfglayout.h: New files; break out from ...
1867 * bb-reorder.c: ... here; Remove unneeded includes;
1869 2001-11-04 Alan Modra <amodra@bigpond.net.au>
1871 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
1873 2001-11-04 David Edelsohn <edelsohn@gnu.org>
1875 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
1876 mode as well. Do not explicitly create intermediate regs.
1878 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1880 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
1881 (common_section): Delete unused variable.
1882 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
1883 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1884 * arm-protos.h (arm_poke_function_name, aof_add_import,
1885 aof_delete_import): Const-ify.
1886 * arm.c (legitimize_pic_address): Wrap variables in the macro
1887 controlling their usage.
1888 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
1889 (arm_poke_function_name, pic_chain, import, aof_add_import,
1890 aof_delete_import): Const-ify.
1891 * i386.c (ix86_osf_output_function_prologue): Const-ify.
1892 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1893 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
1894 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
1895 * i860/sysv3.h: Add missing comment closure.
1896 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
1897 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
1898 to symbolic_operand.
1900 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
1901 (i960-*-*): Set tmake_file.
1902 (sparc86x-*-elf*): Fix typo in header name.
1904 * sched-rgn.c (schedule_insns): Delete unused variable.
1906 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1909 * c-typeck.c (lookup_field): Rework to return a chain down to
1910 the looked-up field.
1911 (build_component_ref): Use the new lookup_field to handle
1912 nested anonymous entities correctly.
1914 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1916 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
1917 Change parameters to gen_rtx_CONST_DOUBLE.
1918 (GEN_INT64, sparc_emit_set_const64): Likewise.
1919 * config/sparc/sparc.md (movdf split): Likewise.
1921 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
1923 * unroll.c (calculate_giv_inc): Use find_last_value rather
1924 than just hoping the last instruction is the right SET.
1925 [Fixes 990604-1.c on stormy16.]
1927 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
1928 library at all if -T is used.
1930 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
1931 some uses of uninitialized variables in error cases.
1933 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
1934 look at 'temp' if we won't be using it.
1936 * config/stormy16/stormy16.h (CONST_COSTS): Define.
1937 (RTX_COSTS): Define.
1938 (ADDRESS_COST): Define.
1939 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
1941 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
1943 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
1944 stormy16_asm_output_mi_thunk.
1945 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
1947 * config/stormy16/stormy16-protos.h
1948 (stormy16_asm_output_mi_thunk): New prototype.
1950 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1952 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
1953 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
1954 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
1955 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
1956 sched-int.h, toplev.c, config/alpha/alpha.c,
1957 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
1958 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
1959 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
1960 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
1961 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
1962 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
1963 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
1965 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1967 * Makefile.in (dbxout.o): Depend on function.h.
1968 * collect2.c (is_in_list): Hide unused function.
1969 * dbxout.c: Include function.h.
1970 (source_label_number, dbxout_source_line, dbxout_source_file,
1971 dbxout_function_end, dbxout_begin_function): Wrap/move inside
1972 macros controlling usage.
1973 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
1974 * output.h (exports_section): Prototype.
1976 * convex.c (convex_output_function_prologue): Fix format specifier
1978 (asm_declare_function_name): Fix signed/unsigned warning.
1979 (print_operand): Fix format specifier warning.
1980 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
1981 * dsp16xx-protos.h (uns_comparison_operator,
1982 num_1600_core_shifts): Prototype.
1983 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
1984 (frame_size, frame_pointer_offset): Delete.
1985 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
1986 Make static. Fix format specifier warnings.
1987 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
1988 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
1989 * dsp16xx.md: Add default case in switches.
1990 * fr30.h (IN_RANGE): Delete.
1991 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1992 * mcore-protos.h (mcore_output_cmov): Const-ify.
1993 * mcore.c (mcore_output_cmov): Likewise.
1994 * mcore.h (switch_to_section): Make static and prototype.
1995 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
1996 unsigned>=0 warnings.
1997 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
1998 * rs6000-protos.h (read_only_data_section,
1999 read_only_private_data_section): Prototype.
2000 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2001 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
2002 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
2004 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2006 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
2008 * final.c (final_scan_insn): Add brackets around body of if-stmt.
2009 * gcc.c (convert_filename): Add static prototype. Const-ify.
2010 Wrap variable in macros controlling its use.
2011 * output.h (sdata_section): Add prototype.
2013 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2014 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
2015 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
2016 (ASM_FILE_START): Const-ify.
2017 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
2019 * c4x.md: Don't use the 'U' integer suffix.
2020 * clipper.md (clipper_movstr): Delete declaration.
2021 * d30v-protos.h (d30v_move_2words): Const-ify.
2022 (debug_stack_info): Add prototype.
2023 * d30v.c: Include "integrate.h".
2024 (d30v_function_arg_boundary, d30v_function_arg,
2025 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
2026 signed/unsigned warnings.
2027 (d30v_print_operand_memory_reference, d30v_move_2words):
2029 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
2030 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
2031 * fr30.md: Const-ify.
2032 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2033 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
2034 (mvs_get_label_page): Hide unused static function.
2035 * i860.c (current_function_original_name): Const-ify.
2036 * i860/sysv3.h (current_function_original_name): Likewise.
2037 * i860/sysv4.h (current_function_original_name): Likewise.
2038 * i960.md: Add default case in switches. Remove unused variable.
2039 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
2040 * m32r.md: Const-ify.
2041 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
2042 * m68hc11.c: Include "reload.h".
2043 (static_chain_reg, print_options, m68hc11_asm_file_start):
2045 * m68hc11.md: Delete unused variable. Const-ify. Add parens
2046 around & in comparison.
2047 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2048 * mn10200.c (shift_mode): Remove trailing comma.
2049 * mn10300-protos.h (output_tst): Const-ify.
2050 * mn10300.c (output_tst): Likewise.
2051 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
2053 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
2054 * pa.c (output_ascii): Likewise.
2055 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2056 * pdp11.md (expand_unop): Delete declarations.
2057 * pj-protos.h (pj_output_addsi3): Const-ify.
2058 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
2059 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
2060 unique_src_operand): Add prototypes.
2061 (pj_output_store_into_lval): Make definition static.
2062 (pj_function_incoming_arg): Don't use unary plus.
2063 (pj_output_addsi3): Const-ify.
2064 * romp.md (get_symref): Delete declarations.
2065 * v850-c.c (mark_current_function_as_interrupt): Don't return
2066 value from void function.
2067 * v850.c: Include "integrate.h".
2068 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
2069 * vax-protos.h (const_section): Add prototype.
2071 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
2073 * machmode.def: Add documentation for the seventh argument in
2076 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
2078 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
2080 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
2081 <-melf>: Don't have markup for ELF acronym.
2083 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
2085 * config.gcc (mmix-*-*): New target.
2086 * doc/invoke.texi: Document MMIX options.
2087 * doc/contrib.texi: Add note about MMIX port to my entry.
2088 * config/mmix/t-mmix: New file.
2089 * config/mmix/mmix.h: New file.
2090 * config/mmix/mmix-protos.h: New file.
2091 * config/mmix/mmix.c: New file.
2092 * config/mmix/mmix.md: New file.
2093 * config/mmix/crti.asm: New file.
2094 * config/mmix/crtn.asm: New file.
2096 2001-11-03 Kazu Hirata <kazu@hxi.com>
2098 * config/sparc/linux-aout.h: Fix comment formatting.
2099 * config/sparc/linux.h: Likewise.
2100 * config/sparc/linux64.h: Likewise.
2101 * config/sparc/lynx.h: Likewise.
2102 * config/sparc/pbd.h: Likewise.
2103 * config/sparc/sol2-sld-64.h: Likewise.
2104 * config/sparc/sol2.h: Likewise.
2105 * config/sparc/sparc.c: Likewise.
2106 * config/sparc/sparc.h: Likewise.
2107 * config/sparc/sparc.md: Likewise.
2108 * config/sparc/sunos4.h: Likewise.
2109 * config/sparc/vxsim.h: Likewise.
2110 * config/sparc/vxsparc.h: Likewise.
2111 * config/sparc/vxsparc64.h: Likewise.
2113 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2115 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
2116 reference to CONST_DOUBLE_MEM in comment.
2117 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
2118 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
2119 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
2120 * function.c (pop_function_context_from): Don't call
2121 restore_varasm_status.
2122 * function.h (restore_varasm_status): Delete declaration.
2123 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
2125 * rtl.def (CONST_DOUBLE): Update comment.
2126 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
2127 (CONST_DOUBLE_CHAIN): Likewise.
2128 (CONST_DOUBLE_MEM): Delete.
2129 (gen_rtx_CONST_DOUBLE): Update parameters.
2130 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
2131 Remove reference to CONST_DOUBLE_MEM.
2132 (const_alias_set): New variable.
2133 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
2134 (immed_real_const_1): Adjust tests for 0, 1, and 2.
2135 Don't set CONST_DOUBLE_MEM.
2136 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
2137 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
2138 Put constant in const_alias_set.
2139 (struct pool_constant): ALIGN now unsigned.
2140 OFFSET now HOST_WIDE_INT.
2142 (restore_varasm_status): Deleted.
2143 (mark_pool_constant): Mark desc->rtl.
2144 (force_const_mem): Rework to store rtl in hash table,
2145 not CONST_DOUBLE_MEM.
2146 Put constant in const_alias_set.
2147 (find_pool_constant): Check desc->rtl.
2148 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
2149 (init_varasm_once): Initialize const_alias_set.
2151 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
2154 * reload.c (combine_reloads): Don't combine an output reload if there
2155 are other reloads around for part of the output.
2157 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
2158 constant expression.
2159 (set_mem_decl): New function.
2160 * expr.h (set_mem_decl): New declaration.
2161 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
2162 (output_asm_operand_names): Add tab.
2163 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
2165 * builtins.c (get_memory_rtx): Properly set MEM alias set and
2168 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2170 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
2171 Use "invalid" instead of "illegal". Use @r in comments in
2174 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
2176 * c-decl.c (pushdecl): Move block inside if conditional to remove
2177 possibility of a segfault. Lookup block-level extern
2178 variables in enclosing scopes correctly.
2180 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
2182 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2184 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
2185 SUBREG so we avoid SUBREGing memory.
2187 * expmed.c (store_bit_field): Same.
2189 2001-11-02 DJ Delorie <dj@redhat.com>
2191 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
2192 using FP registers for DImode mem-mem moves is acceptable.
2194 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2196 * builtins.c (apply_args_size): Handle vector arguments.
2197 (apply_result_size): Same.
2199 * machmode.def: Set WIDER mode field for all vector entries.
2201 2001-11-02 Graham Stott <grahams@redhat.com>
2203 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
2205 2001-11-01 Eric Christopher <echristo@redhat.com>
2207 * config.gcc: Revert part of earlier patch.
2208 * config/mips/linux.h: Ditto.
2209 * df.c: Include tm_p.h to avoid warnings.
2210 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
2212 * config/mips/mips.c: Define mips_abi regardless.
2213 (mips_output_function_prologues): Add long casts for .frame
2215 (override_options): Allow use of ABI_32.
2217 2001-11-01 Kazu Hirata <kazu@hxi.com>
2219 * config/m68hc11/m68hc11.c: Fix comment formatting.
2220 * config/m68hc11/m68hc11.h: Likewise.
2221 * config/m68hc11/m68hc11.md: Likewise.
2223 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
2225 * c-typeck.c (default_conversion): Retain the original expression
2227 * gcc.dg/Wparentheses.c: New tests.
2229 2001-11-01 David S. Miller <davem@redhat.com>
2231 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
2232 64-bit Sparc description more in line with reality.
2234 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
2236 * Makefile.in (GCOV_OBJS): Add version.o.
2237 * gcov.c: Include "version.h" and <getopt.h>.
2238 (gcov_version_string): Remove.
2239 (print_usage): Take a parameter to determine whether this is a
2240 call from --help or an error message. Give fuller output that
2241 follows the GNU Coding Standards for --help.
2242 (print_version): New function.
2244 (process_args): Use getopt_long. Support long options. Follow
2245 GNU Coding Standards for --help and --version.
2246 * doc/gcov.texi: Document long options.
2247 Addresses part of PR other/704.
2249 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2251 * pa.c (output_move_double): Fix typo in double load.
2253 2001-11-01 Kazu Hirata <kazu@hxi.com>
2255 * config/h8300/h8300.c (h8300_encode_label): Compute a string
2256 before passing it to ggc_alloc_string.
2258 2001-11-01 Kazu Hirata <kazu@hxi.com>
2260 * config/m68k/3b1.h: Fix comment formatting.
2261 * config/m68k/3b1g.h: Likewise.
2262 * config/m68k/a-ux.h: Likewise.
2263 * config/m68k/amix.h: Likewise.
2264 * config/m68k/apollo68.h: Likewise.
2265 * config/m68k/atari.h: Likewise.
2266 * config/m68k/aux-exit.c: Likewise.
2267 * config/m68k/ccur-GAS.h: Likewise.
2268 * config/m68k/crds.h: Likewise.
2269 * config/m68k/dpx2.h: Likewise.
2270 * config/m68k/dpx2g.h: Likewise.
2271 * config/m68k/hp310.h: Likewise.
2272 * config/m68k/hp320.h: Likewise.
2273 * config/m68k/isi.h: Likewise.
2274 * config/m68k/linux.h: Likewise.
2275 * config/m68k/lynx.h: Likewise.
2276 * config/m68k/m68k-psos.h: Likewise.
2277 * config/m68k/m68k.c: Likewise.
2278 * config/m68k/m68k.h: Likewise.
2279 * config/m68k/m68k.md: Likewise.
2280 * config/m68k/m68kelf.h: Likewise.
2281 * config/m68k/m68kv4.h: Likewise.
2282 * config/m68k/mot3300.h: Likewise.
2283 * config/m68k/news.h: Likewise.
2284 * config/m68k/next.h: Likewise.
2285 * config/m68k/pbb.h: Likewise.
2286 * config/m68k/plexus.h: Likewise.
2287 * config/m68k/sgs.h: Likewise.
2288 * config/m68k/sun3.h: Likewise.
2289 * config/m68k/tower.h: Likewise.
2290 * config/m68k/vxm68k.h: Likewise.
2292 2001-10-31 DJ Delorie <dj@redhat.com>
2294 * config/mips/mips.h (mips_cache_flush_func): Prototype.
2295 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
2296 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
2297 * config/mips/mips.c (mips_cache_flush_func): New.
2298 * doc/invoke.texi: Document the new options.
2300 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
2302 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
2303 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
2305 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
2307 * config/cris/cris.c: Include output.h after tree.h but before
2310 2001-10-31 Zack Weinberg <zack@codesourcery.com>
2312 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
2313 (INTL_SUBDIRS): Just intl.
2314 (.SUFFIXES): Add .gmo .po .pox.
2315 (native): Also depend on build-@POSUB@.
2316 (intl.all, intl.install): Depend on config.h and things it includes.
2317 (po-generated): New target; depend on c-parse.c and tradcif.c.
2318 (install-normal): Also depend on install-@POSUB@.
2319 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
2320 (build-, install-, build-po, update-po, install-po,
2321 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
2323 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
2324 * configure.in: Don't munge XGETTEXT. Don't generate
2326 * configure: Regenerate.
2328 * exgettext: Delete.
2329 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
2330 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
2332 2001-10-31 Kazu Hirata <kazu@hxi.com>
2334 * config/h8300/h8300.md (two anonymous patterns): New.
2336 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
2338 * tree.h (tree_index): Add support for V16QI and V8HI.
2339 (V8HI_type_node): New.
2340 (V16QI_type_node): New.
2342 * tree.c (build_common_tree_nodes_2): Same.
2344 * c-common.c (type_for_mode): Same.
2346 2001-10-31 Kazu Hirata <kazu@hxi.com>
2348 * config/i386/att.h: Fix comment formatting.
2349 * config/i386/beos-elf.h: Likewise.
2350 * config/i386/bsd.h: Likewise.
2351 * config/i386/bsd386.h: Likewise.
2352 * config/i386/crtdll.h: Likewise.
2353 * config/i386/cygwin.asm: Likewise.
2354 * config/i386/cygwin.h: Likewise.
2355 * config/i386/djgpp.h: Likewise.
2356 * config/i386/freebsd-aout.h: Likewise.
2357 * config/i386/freebsd.h: Likewise.
2358 * config/i386/gas.h: Likewise.
2359 * config/i386/i386-interix.h: Likewise.
2360 * config/i386/i386-protos.h: Likewise.
2361 * config/i386/i386.c: Likewise.
2362 * config/i386/i386.h: Likewise.
2363 * config/i386/i386.md: Likewise.
2364 * config/i386/i386elf.h: Likewise.
2365 * config/i386/interix.c: Likewise.
2366 * config/i386/isc.h: Likewise.
2367 * config/i386/isccoff.h: Likewise.
2368 * config/i386/iscdbx.h: Likewise.
2369 * config/i386/linux.h: Likewise.
2370 * config/i386/lynx.h: Likewise.
2371 * config/i386/mingw32.h: Likewise.
2372 * config/i386/netbsd-elf.h: Likewise.
2373 * config/i386/next.h: Likewise.
2374 * config/i386/osf1elf.h: Likewise.
2375 * config/i386/osfrose.h: Likewise.
2376 * config/i386/sco5.h: Likewise.
2377 * config/i386/seq-gas.h: Likewise.
2378 * config/i386/seq-sysv3.h: Likewise.
2379 * config/i386/sequent.h: Likewise.
2380 * config/i386/sol2.h: Likewise.
2381 * config/i386/sun386.h: Likewise.
2382 * config/i386/uwin.asm: Likewise.
2383 * config/i386/uwin.h: Likewise.
2384 * config/i386/vxi386.h: Likewise.
2385 * config/i386/win32.h: Likewise.
2386 * config/i386/winnt.c: Likewise.
2387 * config/i386/xm-cygwin.h: Likewise.
2388 * config/i386/xm-mingw32.h: Likewise.
2390 2001-10-31 Kazu Hirata <kazu@hxi.com>
2392 * builtins.def: Fix comment typos.
2393 * config/alpha.c: Likewise.
2394 * config/arm/arm.c: Likewise.
2395 * config/avr/avr.h: Likewise.
2396 * config/d30v/d30v.c: Likewise.
2397 * config/d30v/d30v.h: Likewise.
2398 * config/d30v/d30v.md: Likewise.
2399 * config/dsp16xx/dsp16xx.c: Likewise.
2400 * config/fr30/fr30.c: Likewise.
2401 * config/fr30/fr30.md: Likewise.
2402 * config/i386/i386.c: Likewise.
2403 * config/i860/i860.c: Likewise.
2404 * config/i960/i960.c: Likewise.
2405 * config/ia64/ia64.c: Likewise.
2406 * config/mips/mips.c: Likewise.
2407 * config/pa/pa.c: Likewise.
2408 * config/rs6000/rs6000.c: Likewise.
2409 * config/s390/s390.c: Likewise.
2410 * config/sparc/sparc.c: Likewise.
2412 2001-10-30 Kazu Hirata <kazu@hxi.com>
2414 * config/mips/elf.h: Fix comment formatting.
2415 * config/mips/elf64.h: Likewise.
2416 * config/mips/iris5.h: Likewise.
2417 * config/mips/iris5gas.h: Likewise.
2418 * config/mips/iris6.h: Likewise.
2419 * config/mips/isa3264.h: Likewise.
2420 * config/mips/linux.h: Likewise.
2421 * config/mips/mips.c: Likewise.
2422 * config/mips/mips.h: Likewise.
2423 * config/mips/mips.md: Likewise.
2424 * config/mips/mips16.S: Likewise.
2425 * config/mips/netbsd.h: Likewise.
2426 * config/mips/osfrose.h: Likewise.
2427 * config/mips/r3900.h: Likewise.
2428 * config/mips/sni-svr4.h: Likewise.
2429 * config/mips/svr4-t.h: Likewise.
2430 * config/mips/ultrix.h: Likewise.
2432 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
2434 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
2435 when we update head->current.
2437 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
2439 * tree.c (id_string_size): Remove.
2440 (dump_tree_statistics): Update.
2441 * toplev.c (compile_file): If dumping stats, dump tree stats too.
2443 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
2445 * sched-rgn.c (schedule_insns): Fix comment.
2447 2001-10-30 Zack Weinberg <zack@codesourcery.com>
2449 * configure.in: Correct previous change: don't assume that
2450 gas's version number _isn't_ the last thing on the line, or
2451 isn't the only number on the line, either.
2452 * configure: Regenerate.
2454 2001-10-30 Kazu Hirata <kazu@hxi.com>
2456 * cfgcleanup.c: Fix a comment typo.
2458 2001-10-30 Kazu Hirata <kazu@hxi.com>
2460 * alias.c: Fix comment formatting.
2461 * recog.c: Likewise.
2462 * config/cris/cris.c: Likewise.
2463 * config/cris/cris.h: Likewise.
2464 * config/i960/i960.c: Likewise.
2465 * config/i960/i960.h: Likewise.
2467 2001-10-30 Kazu Hirata <kazu@hxi.com>
2469 * config/arm/arm.c: Fix a comment typo.
2470 * config/arm/arm.h: Likewise.
2471 * config/ia64/ia64.c: Likewise.
2473 2001-10-30 Jakub Jelinek <jakub@redhat.com>
2475 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
2476 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
2477 * rtl.h (set_unique_reg_note): Change return value.
2478 * gcse.c (try_replace_reg): Use set_unique_reg_note.
2479 * cse.c (cse_insn): Likewise.
2480 * expr.c (emit_move_insn): Likewise.
2481 * explow.c (force_reg): Likewise.
2482 * local-alloc (update_equiv_regs): Likewise.
2483 * loop.c (move_moveables, load_mems): Likewise.
2484 * reload (find_reloads): Likewise.
2486 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
2489 * c-decl.c (parmlist_tags_warning, start_struct,
2490 check_for_loop_decls): Separate messages for struct, union and
2491 enum cases to allow for languages in which they have different
2493 * c-format.c (scanf_flag_specs): Separate short and long name of
2494 the assignment suppression feature.
2495 (check_format_types): Localize "pointer" and "different types"
2497 * c-lex.c (lex_number): Localize "an unsigned long int" and
2499 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
2501 * c-typeck.c (build_unary_up): Separate messages for increment and
2502 decrement cases to allow for languages in which they use different
2503 articles. Localize the strings "increment" and "decrement" in one
2506 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
2508 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
2509 when no changes has been made.
2511 * gcse.c (reg_set_bitmap): Turn into reg_set.
2512 (modify_mem_list_set, canon_modify_mem_list_set)
2513 (clear_modify_mem_tables, free_modify_mem_tables): New.
2514 (gcse_main); Use free_modify_mem_tables.
2515 (free_gcse_mem): Likewise; free the bitmaps.
2516 (alloc_gcse_main): Initialize the bitmaps.
2517 (canon_list_insert): Set canon_modify_mem_list_set.
2518 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
2519 (compute_hash_table): Use clear_modify_mem_tables.
2520 (reset_opr_set_tables): Likewise.
2521 (oprs_not_set_p): reg_set_bitmap is regset.
2522 (mark_set, mark_clobber): Likewise.
2524 * df.h (DF_EQUIV_NOTES): New constant.
2525 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
2528 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
2529 (init_regions, schedule_insns): Conditionalize the checking
2530 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
2532 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
2534 * i386.md (movti_rex64 splitter): Fix condition.
2536 2001-10-29 Zack Weinberg <zack@codesourcery.com>
2538 * configure.in: Do not assume that gas's version number is the
2539 last thing on the first line of as --version output.
2540 * configure: Regenerate.
2542 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
2543 MT_WARNING, MT_ERROR, MT_FATAL.
2544 (main): Call gcc_init_libintl.
2545 (v_message): Call gettext on msgid and "warning: "
2546 * tradcif.y: Include intl.h.
2547 (yyerror): Make parameter definition consistent with
2548 prototype. Call gettext on msgid argument.
2550 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2552 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
2555 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
2557 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2559 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
2560 before referencing it.
2562 2001-10-26 DJ Delorie <dj@redhat.com>
2564 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
2565 override -G, and force -G0.
2567 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2569 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
2570 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
2571 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
2572 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
2574 * loop.h (struct induction): Rename ext_dependant to
2576 * loop.c: Change all uses.
2577 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
2578 All callers changed.
2579 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
2581 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2583 * c-parse.in (expr_no_commas, primary), c-typeck.c
2584 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
2586 2001-10-29 David Edelsohn <edelsohn@gnu.org>
2588 Undo assemble_name change in earlier patch.
2590 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
2592 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
2593 determining the type of the receiver, do not check that TREE_CODE
2594 of receiver is CALL_EXPR before calling receiver_is_class_object().
2595 (receiver_is_class_object): For the GNU runtime: recognize
2596 the case that the receiver is self in a class method context.
2597 Check that TREE_CODE of receiver is CALL_EXPR when checking that
2598 the receiver is a call to objc_get_class.
2600 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2602 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
2604 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2606 * Makefile.in (OBJS): Put all files in alphabetical order.
2608 * dwarf2out.c (add_const_value_attribute): Fix error in last
2611 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
2613 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
2614 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
2616 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
2617 (life_analysis): call purge_all_dead_edges after deleting noops.
2618 (delete_noop_move): Do not purge CFG.
2619 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
2621 2001-10-28 David Edelsohn <edelsohn@gnu.org>
2623 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
2624 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
2625 (ASM_GLOBALIZE_LABEL): Use assemble_name.
2626 (ASM_OUTPUT_COMMON): Likewise.
2627 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
2628 (rs6000_output_function_epilogue): Likewise.
2629 (output_mi_thunk): Fix typo.
2630 (rs6000_output_symbol_ref): Use assemble_name.
2631 (output_toc): Likewise.
2632 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
2633 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
2634 assemble_name calls STRIP_NAME_ENCODING.
2635 (ASM_OUTPUT_LABEL): Use assemble_name.
2636 (ASM_GLOBALIZE_LABEL): Likewise.
2637 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2638 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
2639 (ASM_OUTPUT_LOCAL): Likewise.
2641 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2643 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
2644 (expand_builtin_apply, expand_builtin_return): Likewise.
2645 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
2647 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2649 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2650 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
2651 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
2652 configure, configure.in, except.c, except.h, flow.c, function.c,
2653 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
2654 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
2655 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
2656 unroll.c: Fix spelling errors.
2658 * doc/extend.texi, doc/invoke.texi: Fix spelling.
2660 * doc/gcc.texi: Document use of "dependent" and American spelling.
2662 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
2664 * expr.c (emit_group_load): Support CONCATs by storing them to memory
2667 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2669 * expr.c (store_constructor_field): Only call adjust_address on MEM.
2671 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
2673 * genrecog.c (write_switch): Output if before switch for
2674 DT_elt_zero_wide_safe.
2676 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2678 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
2679 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
2680 (FUNCTION_PROFILER): Const-ify.
2681 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
2682 (eliminate_constant_term, assemble_name, output_addr_const):
2683 Remove declarations.
2684 (ptr_half_pic_address_p, half_pic_hash): Prototype.
2685 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
2686 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
2687 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
2688 (half_pic_declare, half_pic_external): Const-ify.
2689 * toplev.c: Include "halfpic.h".
2691 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2693 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
2694 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
2695 config/i386/i386.c, config/i386/i386-interix.h,
2696 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
2697 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
2698 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
2699 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
2700 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
2701 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
2702 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
2705 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2706 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
2707 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
2708 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
2709 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
2710 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
2711 system.h, toplev.c: Fix spelling errors.
2713 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2715 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
2717 * dwarf2out.c (reg_number): Abort if pseudo.
2718 (reg_loc_descriptor): Return 0 if pseudo.
2719 (is_based_loc): Return 0 if pseudo.
2720 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
2722 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
2723 (loc_descriptor): Return 0 if can't find location and handle 0
2724 return from recursive calls.
2725 (loc_descriptor_from_tree): Likewise.
2726 Fix handling of indirect.
2727 Also return 0 for PLACEHOLDER_EXPR.
2728 Clean up COMPONENT_REF cases.
2729 (add_AT_location_descriptor): Simplify, but handle 0 return from
2731 (add_const_value_attribute): Avoid shift count warning.
2732 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
2733 Set comp_unit_die as context if not in function.
2735 * config/mips/mips-protos.h: Break up long lines.
2736 Remove needless #ifdef/#endif blocks.
2737 Don't declare functions declared in file made by genpreds or recog.h.
2738 * config/mips/mips.c (mips_output_function_prologue): TSIZE
2739 is now HOST_WIDE_INT; delete unneeded casts.
2740 * config/mips/mips.h: Don't use #elif.
2742 * expr.c (stor_constructor_field): Always call adjust_address.
2743 Copy TARGET before changing its alias set.
2744 (store_field): Likewise, for TO_RTX.
2745 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
2747 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
2748 (find_placeholder): Return 0 if can't find object.
2749 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
2752 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2754 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
2756 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
2758 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
2759 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
2760 (merge_blocks): Properly udpate life after making edge nonfallthru.
2761 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
2763 2001-10-26 Kazu Hirata <kazu@hxi.com>
2765 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
2767 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
2769 * c-typeck.c (convert_arguments): When comparing for enumeral
2770 type equality, use TYPE_MAIN_VARIANT.
2771 * gcc.dg/Wconversion.c: New tests.
2773 2001-10-26 Kazu Hirata <kazu@hxi.com>
2775 * s390/s390.c: Fix comment typos.
2776 * s390/s390.h: Likewise.
2777 * s390/s390.md: Likewise.
2779 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2781 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
2782 (walk_tree): Use it for tail calls where appropriate.
2784 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2786 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
2787 non-local label_refs.
2789 2001-10-26 Kazu Hirata <kazu@hxi.com>
2791 * config/h8300/h8300.md (4 anonymous patterns): New.
2793 2001-10-26 Kazu Hirata <kazu@hxi.com>
2795 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
2796 algorithm through the shift_info structure.
2797 (emit_a_shift): Update the use of get_shift_alg.
2799 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
2801 * sched-rgn.c: Remove bitset typedef.
2802 Change bitset to sbitmap in prototypes / variable types.
2804 Remove edgeset_bits.
2805 Remove edgeset_size.
2806 s/BITSET_ADD/SET_BIT/g
2807 s/BITSET_INVERT/sbitmap_ones/g
2808 s/BITSET_INTER/sbitmap_a_and_b/g
2809 s/BITSET_UNION/sbitmap_a_or_b/g
2810 s/BITSET_DIFFER/sbitmap_difference/g
2811 s/bitset_member/TEST_BIT/g
2812 (BITSET_*): Removed.
2813 (bitset_member): Removed.
2814 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
2815 EXECUTE_IF_SET_IN_SBITMAP.
2816 (split_edges): Rewrite, use sbitmap functions instead of bitset
2818 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
2820 2001-10-26 Andreas Schwab <schwab@suse.de>
2822 * reload1.c (emit_input_reload_insns): Fix parens in last
2823 (undocumented) change that was supposed to change only whitespace.
2825 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2827 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
2829 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
2832 2001-10-26 Andreas Jaeger <aj@suse.de>
2834 * flow.c (clear_log_links): Remove unused variable.
2835 * cfgcleanup.c (cleanup_cfg): Likewise.
2837 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2839 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
2840 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
2842 2001-10-26 Richard Henderson <rth@redhat.com>
2844 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
2845 rename PV_REG to R27_REG.
2846 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
2847 (REG_CLASS_FROM_LETTER): Update.
2848 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
2849 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
2850 (udivsi3, modsi3, umodsi3): Likewise.
2851 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
2853 2001-10-26 Richard Henderson <rth@redhat.com>
2855 * cfg.c (clear_aux_for_blocks): Split out of ...
2856 (free_aux_for_blocks): here.
2857 (clear_aux_for_edges): Split from ...
2858 (free_aux_for_edges): here.
2859 * basic-block.h: Declare them.
2860 * lcm.c (compute_antinout_edge): Use them.
2861 (compute_laterin, compute_available, compute_nearerout): Likewise.
2862 (optimize_mode_switching): Likewise.
2864 2001-10-26 Richard Henderson <rth@redhat.com>
2866 * Makefile.in (unstage*): Remove as, ld, collect-ld before
2867 moving everything back to the main build directory.
2869 2001-10-26 Christopher Faylor <cgf@redhat.com>
2871 * config/i386/cygwin.h: Search target specific include directory, if
2874 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2876 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
2877 of macro guards. Fix #endif comment.
2879 * output.h (default_exception_section, default_eh_frame_section):
2880 Move prototypes outside of macro guard.
2882 * crtstuff.c: Fix #endif comment.
2884 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
2886 * doc/md.texi (movMM): Clarify semantics of storing into a
2887 non-paradoxical SUBREG.
2889 2001-10-25 Zack Weinberg <zack@codesourcery.com>
2891 * langhooks.c (lang_hook_default_clear_binding_stack): New.
2892 (lang_hook_default_get_alias_set): Move next to other alias
2894 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
2895 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
2896 (LANG_HOOKS_INITIALIZER): Add it.
2897 * toplev.h (struct lang_hooks): Add clear_binding_stack.
2898 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
2899 instead of a loop calling poplevel.
2901 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
2903 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
2904 occurrences of #elif with #if...#endif.
2906 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2908 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
2910 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2912 * alias.c (can_address_p): No longer static.
2913 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
2914 Return 0 if all parameters are default values.
2915 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
2916 (adjust_address_1): Try harder to compute a size.
2917 * expr.c (expand_assignment, store_constructor): If can't address,
2918 set MEM_KEEP_ALIAS_SET_P.
2919 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
2920 (store_field): Likewise.
2921 (store_constructor): Simplify call to store_constructor_field.
2922 * expr.h (can_address_p): New declaration.
2923 * gensupport.c (gen_rtx_CONST_INT): New function.
2924 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
2925 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
2926 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
2928 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
2930 2001-10-24 Christopher Faylor <cgf@redhat.com>
2932 * config/i386/cygwin.h: Use proper path for mingw crt files when
2935 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2937 * dwarf2out.c (file_info_cmp): Always return consistent results.
2939 2001-10-24 Roger Sayle <roger@eyesopen.com>
2941 * stmt.c (expand_end_case): Index jumptables from zero for
2942 suitably small values of minval.
2944 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2946 * stor-layout.c (place_union_field): If any field was aligned with
2947 attribute aligned, set record type's TYPE_USER_ALIGN.
2948 (place_field): Likewise.
2949 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
2950 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2952 2001-10-24 Zack Weinberg <zack@codesourcery.com>
2954 * c-common.h (struct c_common_identifier): Remove rid_code field.
2955 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
2957 * c-typeck.c (constructor_designated): New local flag.
2958 (struct constructor_stack): Add "designated" field to match.
2959 (start_init): Clear it.
2960 (really_start_incremental_init, push_init_level): Push and
2962 (pop_init_level): Pop it.
2963 (set_designator): Set it.
2965 (pop_init_level): Suppress "missing initializer" warnings if
2966 constructor_designated is true.
2967 (process_init_element): Suppress warning about union
2968 initialization under traditional C, if constructor_designated
2971 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2973 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
2976 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
2978 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
2980 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
2982 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
2983 the node was already a set to a constant.
2985 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2987 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
2988 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
2990 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2992 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
2993 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
2994 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2995 * s390.c (s390_final_chunkify): Don't use string concatenation.
2996 (s390_function_prologue, s390_function_epilogue): Const-ify.
2997 * s390.h (FUNCTION_PROFILER): Remove unused variable.
2999 2001-10-24 Jakub Jelinek <jakub@redhat.com>
3001 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
3004 2001-10-23 Stan Shebs <shebs@apple.com>
3006 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
3007 -traditional-cpp in first-stage compilation.
3009 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3011 * gensupport.c (target_flags): Add.
3013 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
3015 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
3017 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
3018 * except.c (expand_builtin_frob_return_addr): Likewise.
3019 (expand_builtin_eh_return): Likewise.
3020 * stmt.c (expand_computed_goto): Likewise.
3021 * explow.c (memory_address): Likewise.
3022 (allocate_dynamic_stack_space): Clean up predicate testing.
3023 (probe_stack_range): Convert SIZE to Pmode.
3024 * calls.c (rtx_for_function_call): Only call convert_memory_address
3026 Pass function call operand as ptr_mode, not Pmode.
3027 * expr.c (expand_assignment): Clean up calls to convert_memory
3028 address by only doing so when needed and making offsets Pmode.
3029 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
3030 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
3031 is in Pmode, not ptr_mode.
3033 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3035 * darwin-protos.h (constructor_section, destructor_section,
3036 mod_init_section, mod_term_section): Prototype.
3037 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
3039 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
3041 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
3042 objc_section_init declaration.
3043 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
3044 (objc_section_init, try_section_alias): Make static.
3045 (alias_section): Make static and hide unused function.
3046 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
3048 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3050 * alias.c (can_address_p): Compnonents are not addressable if
3051 the containing type has alias set 0.
3052 (get_alias_set): Rework to use STRIP_NOPS.
3053 Only call front-end routine on object, type, or object with
3054 NOPs stripped, not inner values.
3055 Use language hook to call front-end routine.
3056 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
3057 (expand_builtin_apply): Call set_mem_align on MEMs we make.
3058 Don't pass alignment to emit_block_move.
3059 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
3060 (expand_builtin_memset): Likewise, but for clear_storage.
3061 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
3062 and remove C++ specific parts.
3063 * c-common.h (c_common_get_alias_set): Add declaration.
3064 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
3065 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
3066 (save_fixed_argument_area): Call set_mem_align.
3067 Remove alignment in call to emit_block_move.
3068 (emit_library_call_value_1, store_one_arg): Likewise.
3069 (target_for_arg): Remove; disabled long ago.
3070 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
3071 once and similar cleanups.
3072 (offset_address): Use proper introductory comment.
3073 * expr.c (emit_block_move): Use alignment from that of MEM args, not
3074 from explicit operand; all callers changed.
3075 (clear_storage): Likewise.
3076 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
3077 (store_field): Remove kludge on alias set used for to_rtx.
3078 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
3079 (expand_expr_unaligned): Call set_mem_attributes instead of
3081 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
3082 * function.c (assign_stack_temp_for_type): Set MEM alignment.
3083 (expand_function_end): Track MEM attributes of trampolines.
3084 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
3085 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
3086 attributes from original.
3087 * langhooks.c (lang_hook_default_get_alias_set): New function.
3088 (hook_get_alias_set_0): New function.
3089 * langhooks.h (hook_get_alias_set_0): New declaration.
3090 (lang_hook_default_get_alias_set): Likewise.
3091 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
3092 * reload1.c (alter_reg): Use adjust_address_nv.
3093 * rtl.c (get_mode_alignment): Moved to here.
3094 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
3095 change default if unknown from 1 to BITS_PER_UNIT.
3096 * stor-layout.c (get_mode_alignment): Remove from here.
3097 * toplev.h (struct lang_hoks): Add get_alias_set field.
3098 * tree.h (lang_get_alias_set): Delete declaration.
3099 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
3100 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
3101 (ix86_va_arg): Likewise.
3102 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
3103 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3104 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3105 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3106 (expand_block_move_mem): Remove dead code.
3108 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
3110 * c-common.c (warn_div_by_zero): New.
3111 * c-common.h (warn_div_by_zero): New.
3112 * c-decl.c (c_decode_option): Take it on the command line.
3113 * c-typeck.c (build_binary_op): Warn about division by zero.
3114 * doc/invoke.texi: Document the new command line option, fix
3115 documentation of -Wmultichar.
3116 * testsuite/gcc.dg/divbyzero.c: New tests.
3117 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
3119 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3121 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
3123 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
3124 to avoid update_life_info call.
3125 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
3126 * cfgcleanup.c (bb_flags): New enum.
3127 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
3128 (notice_new_block, update_forwarder_flag): New functions.
3129 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
3130 (try_forward_edges): Likewise; update flags.
3131 (merge_blocks): Likewise.
3132 (outgoing_edges_match): Likewise.
3133 (try_crossjump_to_edge): Likewise.
3134 (try_optimize_cfg): Likewise; initialize and clear the flags;
3135 recompute life info if needed.
3136 (cleanup_cfg): No need to clear aux pointers.
3138 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
3140 * config/i386/i386.c (override_options): Default to minimum
3141 stack alignment when optimizing for code size.
3142 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
3145 * config/i386/i386.c (override_options): Set upper limit of
3146 -mpreferred-stack-boundary to 12.
3148 2001-10-22 Zack Weinberg <zack@codesourcery.com>
3150 * recog.c (peephole2_optimize): Add default case to switch.
3152 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
3154 * doc/gcc.texi (Sending Patches): Remove.
3156 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
3158 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
3159 fields when comparing.
3161 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3163 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
3164 * arm.c (HOST_INT, HOST_UINT): Likewise.
3166 2001-10-22 Stan Shebs <shebs@apple.com>
3168 * config/darwin-protos.h (darwin_exception_section): Declare.
3169 (darwin_eh_frame_section): Declare.
3171 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3173 * i386.md (movti_rex64): Fix mode.
3175 2001-10-22 Stan Shebs <shebs@apple.com>
3177 * target.h (struct gcc_target): Add asm_out.exception_section,
3178 asm_out.eh_frame_section.
3179 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
3180 (TARGET_ASM_EH_FRAME_SECTION): New.
3181 (TARGET_INITIALIZER): Update.
3182 * output.h (default_exception_section): Declare.
3183 (default_eh_frame_section): Declare.
3184 * dwarf2out.c: Include target.h.
3185 (output_call_frame_info): Call target hook for eh frames.
3186 (default_eh_frame_section): New function.
3187 * except.c: Include target.h.
3188 (output_function_exception_table): Call target hook for exception
3190 * varasm.c (default_exception_section): Rename from
3191 exception_section, remove EXCEPTION_SECTION macro.
3193 * config/darwin.h (darwin_eh_frame_section): New function.
3194 (EXCEPTION_SECTION): Remove.
3195 (TARGET_ASM_EXCEPTION_SECTION): Define.
3196 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
3197 (nextstep_exception_section): New function.
3198 (nextstep_eh_frame_section): New function.
3199 (TARGET_ASM_EXCEPTION_SECTION): Define.
3200 (TARGET_ASM_EH_FRAME_SECTION): Define.
3202 * config/pa/som.h (EXCEPTION_SECTION): Remove.
3203 (TARGET_ASM_EXCEPTION_SECTION): Define.
3204 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
3205 (EXCEPTION_SECTION): Remove.
3206 (TARGET_ASM_EXCEPTION_SECTION): Define.
3207 * config/stormy16/stormy16.h: Remove comments referencing
3208 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
3210 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
3211 TARGET_ASM_EH_FRAME_SECTION.
3213 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
3215 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
3218 * c-format.c: Fix spelling typo in comment.
3220 * sched-int.h: Fix typo in GCC preamble.
3222 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
3225 * doc/invoke.texi: Remove references to -fdump-translation-unit.
3227 2001-10-22 Richard Henderson <rth@redhat.com>
3229 * config/i386/i386.c (ix86_expand_clear): New.
3230 * config/i386/i386-protos.h: Declare it.
3231 * config/i386/i386.md (setcc peep2s): Use it.
3232 (movsi_xor): Unexport.
3234 2001-10-22 Richard Henderson <rth@redhat.com>
3236 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
3237 free_EXPR_LIST_list for LOG_LINKS.
3239 2001-10-21 Robert Lipe <robertlipe@usa.net>
3241 * config/i386/i386.c (sco_asm_named_section): Delete.
3242 (sco_asm_out_constructor): Delete.
3243 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
3244 (ASM_OUTPUT_DOUBLE_INT): Likewise.
3245 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
3246 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
3247 (EXCEPTION_SECTION): Delete EH scn renaming hack.
3249 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3251 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
3252 and/or fold extra calls into fewer ones.
3253 * collect2.c (dump_file): Likewise.
3254 * cppexp.c (parse_number): Likewise.
3255 * cpplex.c (_cpp_lex_direct): Likewise.
3256 * final.c (output_asm_insn, asm_fprintf): Likewise.
3257 * fix-header.c (inf_scan_ident, main): Likewise.
3258 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
3260 * fold-const.c (real_hex_to_f): Likewise.
3261 * gen-protos.c (parse_fn_proto): Likewise.
3262 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
3263 * genrecog.c (change_state, write_action): Likewise.
3264 * gensupport.c (shift_output_template): Likewise.
3265 * local-alloc.c (requires_inout): Likewise.
3266 * mips-tfile.c (IS_ASM_IDENT): Likewise.
3267 * protoize.c (is_id_char, main): Likewise.
3268 * real.c (asctoeg): Likewise.
3269 * recog.c (asm_operand_ok): Likewise.
3270 * reload.c (find_reloads): Likewise.
3271 * scan.c (scan_identget_token): Likewise.
3272 * sched-vis.c (print_value): Likewise.
3273 * stringpool.c (ggc_alloc_string): Likewise.
3274 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
3275 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
3276 * tradcpp.c (rescan): Likewise.
3277 * tree.c (clean_symbol_name): Likewise.
3278 * varasm.c (decode_reg_name): Likewise.
3280 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
3281 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
3282 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
3283 * m88k.c (output_ascii): Likewise.
3284 * m88k.h (OVERRIDE_OPTIONS): Likewise.
3285 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
3286 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
3287 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
3289 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3291 * langhooks.c (lang_hook_default_do_nothing,
3292 lang_hook_default_decode_option): New defaults.
3293 * langhooks.h: Make hooks unconditional and non-NULL.
3294 * toplev.c (compile_file, toplev_main): Update.
3295 * toplev.h: Update comments.
3296 * objc/objc-act.c (lang_hooks): Update to new paradigm.
3298 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3300 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
3302 * system.h (IN_RANGE): New macro.
3304 2001-10-21 Zack Weinberg <zack@codesourcery.com>
3306 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
3307 INTLDEPS variable, which does not include $LIBICONV.
3308 * Makefile.in: Use INTLDEPS in LIBDEPS.
3309 * configure: Regenerate.
3311 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3313 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
3314 * cpplex.c (lex_percent, lex_dot): Remove.
3315 (get_effective_char, skip_block_comment, skip_line_comment,
3316 parse_identifier_slow, parse_number, parse_string, save_comment,
3317 _cpp_lex_direct): Update to do lookback freely.
3318 (IF_NEXT_IS, BACKUP): New macros.
3319 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
3320 * cppmacro.c (paste_tokens): Update.
3322 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
3324 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
3326 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
3328 * reload1.c (reload): Check CONSTANT_P before calling
3329 LEGITIMATE_PIC_OPERAND_P.
3330 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
3331 workaround of 2001-10-13.
3333 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3335 * i386.c (split_di): Handle splitting of DFmode.
3337 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3339 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
3340 (adjust_address_1, offset_address): Likewise.
3342 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
3343 (output_asm_insn): Call it for each line output.
3344 Don't record an operand more than once.
3346 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
3347 * main.c: Include config.h and system.h, but not ansidecl.h.
3348 * Makefile.in (main.o): Update accordingly.
3350 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3352 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
3354 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3356 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
3357 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
3359 (find_sub_basic_blocks): ... here;
3360 (find_many_sub_basic_blocks): New.
3361 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
3363 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
3365 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
3367 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
3369 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
3370 * flow.c (update_life_info): Measure time.
3371 * c-decl.c: Include timevar.h
3372 (c_expand_body): Measure time.
3373 * toplev.c (rest_of_compilation): Measure time of mode switching
3375 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
3377 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
3378 (lang_independent_options): Add asynchronous-unwind-tables
3379 (toplev_main): flag_asynchronous_unwind_tables implies
3381 * flags.h (flag_asynchronous_unwind_tables): Declare.
3382 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
3383 flag_asynchronous_unwind_tables.
3384 (output_call_frame_info): Likewise.
3385 * invoke.texi (-fasynchronous-unwind-tables): Document.
3386 * i386.c (optimization_options): Enable
3387 flag_asynchronous_unwind_tables.
3389 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
3390 * i386.md (s* expanders): Destination is QImode.
3392 * toplev.c (rest_of_compilation): Do not call clear_log_links.
3393 * rtl.h (clear_log_links): Kill.
3394 * flow.c (clear_log_links): Make static; accept blocks parameter;
3395 do no clear life info.
3396 (update_life_info): Call clear_log_links.
3398 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
3400 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
3402 * cpplex.c (handle_newline, skip_escaped_newlines,
3403 get_effective_char, skip_block_comment, skip_line_comment,
3404 parse_identifier_slow, parse_number, parse_string,
3405 _cpp_lex_direct): Update to do more stepping back.
3406 (trigraph_ok): Similarly. Rename trigraph_p.
3407 (SAVE_STATE, RESTORE_STATE): Remove.
3408 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
3410 * cpplib.c (destringize): Rename destringize_and_run, and
3411 call run_directive directly.
3412 (_cpp_do__Pragma): Simplify.
3414 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3416 * pe.c (arm_pe_unique_section): Const-ify.
3417 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
3418 (switch_to_section): Add static prototype.
3420 * output.h (drectve_section): Prototype.
3422 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3424 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
3425 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
3426 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
3427 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
3428 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3429 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
3430 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
3431 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
3432 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
3433 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
3434 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
3435 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
3436 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
3437 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
3438 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
3439 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
3440 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
3441 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
3442 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
3443 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
3444 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
3445 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
3446 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
3447 cris-*-none, cris-*-linux*: Update ${tmfile} list.
3448 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
3449 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
3450 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
3451 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
3452 v850-*-*): Delete superflous ${cpu_type} setting.
3453 * config/linux.h: Delete svr4.h include.
3454 (SET_ASM_OP): Delete.
3455 * config/netware.h (INT_ASM_OP): Undef before define.
3456 * config/ptx4.h: Delete elfos.h include.
3457 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
3458 * config/svr4.h: Delete elfos.h include. Update commentary.
3459 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
3460 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
3461 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
3462 config/v850/v850.h: Delete svr4.h include.
3463 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
3464 config/m68k/m68kv4.h, config/m88k/sysv4.h,
3465 config/sparc/sysv4.h: Update includes.
3466 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
3467 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
3468 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
3469 config/m88k/dguxbcs.h: Delete includes.
3470 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
3471 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
3472 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
3474 * config/m88k/dgux.h: Delete include.
3475 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
3477 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
3478 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
3479 * config/sh/elf.h: Update include.
3480 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
3481 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
3483 2001-10-19 Catherine Moore <clm@redhat.com>
3485 * config/stormy16/stormy-abi: Updates to varargs descriptions.
3486 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
3487 base and count fields.
3488 (stormy16_expand_builtin_va_start): last_reg_count changed to
3489 size_of_reg_args. Use count + size in first comparison.
3491 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3493 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
3494 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
3495 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
3496 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
3497 Set alignment from type if INDIRECT_REF.
3498 (adjust_address_1, offset_address): Simplify alignment compuitation.
3499 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
3500 here; done by set_mem_attributes.
3502 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3504 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
3505 * arm-protos.h (rdata_section, zero_init_section, common_section):
3507 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
3508 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
3509 traditional mode stringification.
3510 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
3511 in macros controling its use.
3512 * rtlanal.c: Include tm_p.h.
3513 * varasm.c (asm_output_aligned_bss): Mark parameter with
3515 (assemble_constant_align, assemble_start_function, assemble_align,
3516 assemble_variable, assemble_trampoline_template,
3517 output_constant_def_contents): Wrap potentially empty if-stmt body
3520 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3522 * a29k-protos.h (literal_section): Prototype.
3523 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
3524 * a29k.md: Ensure function pointers are prototyped.
3525 * genattrtab.c (write_eligible_delay): Mark parameter with
3528 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3530 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
3531 * 1750a.c (print_operand): Fix format specifier warning.
3532 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
3533 * 1750a.md: Likewise.
3534 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
3535 * genemit.c (output_add_clobbers): Mark parameter with
3537 * genrecog.c (write_subroutine): Likewise.
3538 * integrate.c (expand_inline_function): Delete unused variable.
3539 * varasm.c (remove_from_pending_weak_list): Wrap with
3542 2001-10-19 Jakub Jelinek <jakub@redhat.com>
3544 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
3545 field is different to previous argument's neg field.
3547 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
3549 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3551 * final.c (get_decl_from_op): New function.
3552 (output_asm_insn): Call it; write "*" when item with decl is address.
3554 2001-10-19 Janis Johnson <janis187@us.ibm.com>
3556 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
3557 about 64-bit support from the 3.0_branch version.
3559 2001-10-19 Zack Weinberg <zack@codesourcery.com>
3561 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
3562 USE_INCLUDED_LIBINTL when appropriate.
3563 * configure, config.in: Regenerate.
3564 * Makefile.in (datadir): Set to @datadir@.
3565 (intl.o): Also depend on $(CONFIG_H) and system.h.
3567 * intl.c: Factor out common gettext initialization sequence.
3568 (gcc_init_libintl): New function.
3569 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
3570 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
3571 off NLS. Add multiple include guard. No need to #ifdef-guard
3572 an #undef. Prototype gcc_init_libintl here.
3574 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
3575 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
3576 Use gcc_init_libintl.
3578 2001-10-19 Catherine Moore <clm@redhat.com>
3580 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
3582 * config/stormy16/stormy16.c (stormy16_split_move): Make
3583 sure that REG_INC notes are present for auto_inc operands.
3585 2001-10-19 Andreas Jaeger <aj@suse.de>
3587 * configure: Regenerated.
3588 * configure.in: Add x86_64 to switch statements.
3590 2001-10-18 Richard Henderson <rth@redhat.com>
3592 * config/alpha/alpha.md (sibcall_osf_1): Load destination
3593 address into $27 explicitly.
3594 (sibcall_value_osf_1): Likewise.
3596 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3598 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
3599 (offset_address): New function.
3600 (free_emit_status): Free regno_decl.
3601 (init_emit): Pass proper number of elements to xcalloc.
3602 Allocate regno_decl.
3603 (mark_emit_status): Mark regno_decl values.
3604 * expr.c (highest_pow2_factor): New function.
3605 (expand_assigment): Use it and offset_address.
3606 Properly handle ptr_mode vs. Pmode in offset calculation.
3607 (store_constructor, expand_expr_unaligned): Likewise.
3608 (expand_expr, case COMPONENT_EXPR): Likewise.
3609 * expr.h (offset_address): New decl.
3610 * function.h (struct emit_status): Add regno_decl.
3611 (REGNO_DECL): New macro.
3612 * final.c (output_asm_name): Move in file and don't conditionalize
3613 on flag_print_asm_name.
3614 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
3615 Output names of operands, if known.
3616 * function.c (assign_parms): Set REGNO_DECL.
3617 * integrate.c (integrate_decl_tree): Likewise.
3618 * stmt.c (expand_decl): Likewise.
3619 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
3621 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
3623 * attribs.c (handle_noinline_attribute): New function.
3624 (handle_used_attribute): Likewise.
3625 (c_common_attribute_table): Added noinline and used.
3626 * doc/extend.texi (Function Attributes): Document them.
3627 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
3628 Warn when merging inline with attribute noinline.
3629 (start_decl, start_function): Warn if inline and attribute
3630 noinline appear in the same declaration.
3632 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
3634 * config.gcc: Update c4x and i370 for C front end-specific
3636 * config/c4x/c4x-c.c: New.
3637 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
3638 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3640 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
3641 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3643 (c4x_init_pragma): Remove.
3644 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
3645 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
3646 c4x_pr_ignored): Move to c4x-c.c.
3647 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
3648 * config/c4x/t-c4x: Update.
3649 * config/i370/i370-c.c: New.
3650 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
3651 (i370_pr_map): Move to i370-c.c.
3652 * config/i370/t-i370: New.
3654 * doc/tm.texi: Update.
3656 2001-10-17 Stan Shebs <shebs@apple.com>
3658 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
3659 typo fixes throughout.
3660 (machopic_output_stub): Remove some dead code.
3662 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
3664 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
3667 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3669 * Makefile.in (print-rtl.o): Depend on TREE_H.
3670 * alias.c (get_alias_set): Make two passes over objects to first
3671 see if inner object is access via restricted pointer.
3672 Defer allocating alias set for restricted pointer until here.
3673 Call find_placeholder with second arg nonzero.
3675 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
3676 set for restricted pointer types.
3677 * emit-rtl.c (set_mem_attributes): Set more attributes.
3678 (set_mem_align, change_address, adjust_address_1): New functions.
3679 (change_address_1): Now static.
3680 (adjust_address, adjust_address_nv): Deleted.
3681 (replace_equiv_address): Call change_address_1.
3682 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
3683 (find_placeholder): Get starting point from PLIST arg.
3684 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
3685 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
3686 (adjust_address, adjust_address_nv): New macros.
3687 * print-rtl.c (tree.h): New include.
3688 (print_rtx, case MEM): Print all memory attributes.
3690 2001-10-17 Richard Henderson <rth@redhat.com>
3692 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
3694 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3696 * c-tree.texi: Eliminate duplicated word.
3697 * cpp.texi: Likewise.
3698 * install.texi: Likewise.
3699 * invoke.texi: Likewise.
3700 * tm.texi: Likewise.
3702 2001-10-17 Michael Collison <collison@isisinc.net>
3704 * dsp16xx.c: Fix comment formatting to match GNU standards.
3705 (dsp16xx_output_function_prologue): Change type of 'size'
3706 parameter from 'int' to HOST_WIDE_INT.
3707 (dsp16xx_output_function_epilogue): Change type of 'size'
3708 parameter from 'int' to HOST_WIDE_INT.
3710 2001-10-16 Richard Henderson <rth@redhat.com>
3712 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
3713 * configure, config.in: Rebuild.
3715 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
3716 (ix86_output_addr_diff_elt): New.
3717 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
3718 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3719 (JUMP_TABLES_IN_TEXT_SECTION): New.
3720 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
3721 * config/i386/i386-protos.h: Update.
3723 * config/i386/386bsd.h, config/i386/beos-elf.h,
3724 config/i386/freebsd-aout.h, config/i386/freebsd.h,
3725 config/i386/i386-interix.h, config/i386/i386elf.h,
3726 config/i386/linux.h, config/i386/netbsd-elf.h,
3727 config/i386/netbsd.h, config/i386/openbsd.h,
3728 config/i386/ptx4-i.h, config/i386/rtemself.h,
3729 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
3730 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
3732 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
3734 * stmt.c (expand_asm_operands): Update commentary.
3736 2001-10-16 Stan Shebs <shebs@apple.com>
3738 * config/darwin.h (GCC_NAME): Remove, no longer used.
3739 (NO_MATH_LIBRARY): Ditto.
3740 (MATH_LIBRARY): Define to emptiness.
3741 (DWARF2_DEBUGGING_INFO): Define.
3742 (PREFERRED_DEBUGGING_TYPE): Define.
3743 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
3744 (EXCEPTION_SECTION): Define.
3745 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3746 * config/darwin.c (darwin_encode_section_info): Handle case of
3747 DECL_INITIAL being error_mark_node.
3749 2001-10-16 Richard Henderson <rth@redhat.com>
3751 * alpha.c (current_file_function_operand): Don't fail for profiling.
3752 (direct_call_operand): New.
3753 * alpha-protos.h: Declare it.
3754 * alpha.h (EXTRA_CONSTRAINT): Use it.
3755 (PREDICATE_CODES): Add it.
3756 (ASM_OUTPUT_MI_THUNK): Remove.
3757 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
3758 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
3760 2001-10-16 Krister Walfridsson <cato@df.lth.se>
3762 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
3763 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3765 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3767 * cfg.c (free_edge): Break out from ....
3768 (remove_edge): ... here.
3769 (clear_edges): Use free_edge.
3771 * att.h (ASM_QUAD): Add comment.
3772 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
3774 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
3776 * i386.c (split_ti): New function.
3777 (ix86_split_to_parts): Support TImodes.
3778 * i386.h (VALID_INT_MODE_P): Add TImode.
3779 * i386.md (movdi splitter): Fix.
3780 (movti): Support 64bit integer registers.
3781 (movti_rex64): New function and splitter.
3783 * i386.c (*_cost): Add movsx/movzx cost.
3784 * i386.h (struct processor_costs): Add movsx/movzx fields.
3785 (RTX_COSTS): Handle zero/sign extend + avoid believing that
3786 64bit operations require split on 64bit machine.
3787 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
3789 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
3790 (ix86_expand_move): Avoid pushes of memory if size does not match;
3791 move long constants to register.
3792 (x86_initialize_trampoline): Fix mode.
3793 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
3794 Use ASM_QUAD on 64bit.
3795 * i386.md (test pattern): Disallow impossible constants.
3796 (tablejump PIC expander): Fix emitting of sum.
3797 (movdicc_rex64): Rename to movdicc.
3798 * linux64.h (LINK_SPEC): Add missing '%'.
3800 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
3802 * tree-inline.c (inlinable_function_p): Leave it up to the
3803 front-end to turn -finline-functions into DECL_INLINE set for all
3806 2001-10-16 Stan Shebs <shebs@apple.com>
3808 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
3810 2001-10-16 Alan Modra <amodra@bigpond.net.au>
3812 * recog.c: Formatting and comment typo fixes.
3814 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
3815 version in single tree build.
3816 * configure: Regenerate.
3818 2001-10-15 David Edelsohn <edelsohn@gnu.org>
3820 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
3821 MODE arguments to gen_rtx and compare operand with const0_rtx.
3823 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3825 * system.h: Poison old unused target macros.
3826 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3827 * config/stormy16/stormy16.c: Update references to obsolete macros.
3828 * config/stormy16/stormy16.h: Similarly.
3829 * config/stormy16/stormy16.md: Similarly.
3830 * config/cris/cris.h: Similarly.
3832 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3834 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
3835 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
3836 cpp_register_pragma): Update accordingly.
3838 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
3840 * c-pragma.h (cpp_register_pragma_space): Remove.
3841 * cpplib.h (cpp_register_pragma_space): Remove.
3842 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
3843 (cpp_register_pragma_space): Remove.
3844 (cpp_register_pragma): Simplify using lookup_pragma_entry,
3846 (do_pragma): Similarly.
3847 (_cpp_init_internal_pragmas): Don't register namespaces.
3849 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
3850 Don't register namespaces.
3851 * cp/lex.c (init_cp_pragma): Similarly.
3852 * doc/tm.texi: Update.
3854 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
3857 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
3859 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
3861 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
3862 add scheduling support.
3863 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
3864 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
3865 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
3868 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
3870 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
3871 missing CONSTANT_P test in core GCC.
3873 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
3875 * cppmain.c (struct printer): New member source.
3876 (scan_translation_unit): Fix spacing at start of lines.
3877 (cb_line_change): Update.
3879 * gcc.dg/cpp/spacing2.c: New test.
3881 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
3883 * config/cris/arit.c: Use __builtin_labs, not abs.
3885 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
3887 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
3888 misplaced sprintf and fprintf argument.
3890 2001-10-12 Zack Weinberg <zack@codesourcery.com>
3892 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
3893 * configure.in, Makefile.in: Take out obsolete check-po logic.
3894 * configure, config.in: Regenerate.
3896 2001-10-12 Ziemowit Laski <zlaski@apple.com>
3898 * objc/objc-act.c (finish_objc): Correct precondition for emitting
3899 symtab declarations.
3901 2001-10-12 Stan Shebs <shebs@apple.com>
3903 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
3904 declarations of arguments and local variables.
3906 2001-10-12 Christopher Faylor <cgf@redhat.com>
3908 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
3909 ENDFILE_SPEC definition.
3911 2001-10-12 Kazu Hirata <kazu@hxi.com>
3913 * gthr-dce.h: Fix comment formatting.
3914 * gthr-posix.h: Likewise.
3915 * gthr-single.h: Likewise.
3916 * gthr-solaris.h: Likewise.
3917 * gthr-vxworks.h: Likewise.
3918 * gthr-win32.h: Likewise.
3920 2001-10-12 Jakub Jelinek <jakub@redhat.com>
3922 * final.c (output_asm_insn): Make sure assembly dialects are
3923 terminated, not nested. Output `|' and `}' characters if they
3924 don't appear inside assembly dialect selection.
3925 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
3926 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
3927 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
3928 strsetsi_rex_1): Add {} braces.
3930 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3932 * toplev.c (compile_file): Ignore return value from yyparse.
3933 Always pop any nested binding levels after yyparse returns.
3935 2001-10-11 Richard Henderson <rth@redhat.com>
3937 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
3939 2001-10-11 Richard Henderson <rth@redhat.com>
3941 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
3942 fall back to add_AT_long_long for large CONST_INT.
3944 2001-10-11 Richard Henderson <rth@redhat.com>
3946 * config/i386/i386.md (setcc splitters): Add four splitters to
3947 simplify compound compares that simplify_comparison can't handle.
3949 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3951 * cpplex.c (digraph_spellings, token_spellings): Make static.
3953 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3955 * unroll.c (loop_iterations): Fixup last patch.
3957 2001-10-11 Richard Henderson <rth@redhat.com>
3959 * rtl.h (REG_VTABLE_REF): New.
3960 * rtl.c (reg_note_name): Add it.
3961 * combine.c (distribute_notes): Handle it.
3962 * final.c (final_scan_insn): Handle it.
3963 * tree.def (VTABLE_REF): New.
3964 * expr.c (expand_expr): Handle it.
3965 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
3966 * output.h: Declare them.
3968 2001-10-11 Richard Henderson <rth@redhat.com>
3970 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
3973 2001-10-11 David Edelsohn <edelsohn@gnu.org>
3975 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
3976 available in 64-bit mode.
3978 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3980 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
3981 cris-*-linux* cases.
3982 * config/cris/cris-protos.h: New file.
3983 * config/cris/cris.c: New file.
3984 * config/cris/cris.h: New file.
3985 * config/cris/cris.md: New file.
3986 * config/cris/linux.h: New file.
3987 * config/cris/aout.h: New file.
3988 * config/cris/arit.c: New file.
3989 * config/cris/cris_abi_symbol.c: New file.
3990 * config/cris/mulsi3.asm: New file.
3991 * config/cris/t-aout: New file.
3992 * config/cris/t-cris: New file.
3993 * config/cris/t-elfmulti: New file.
3994 * config/cris/t-linux: New file.
3995 * doc/invoke.texi: Add CRIS options.
3996 * doc/install.texi (Specific): Add blurb for CRIS.
3998 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
4000 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
4002 * config/float/i32.h: Likewise.
4003 * config/float-i386.h: Likewise.
4004 * config/float-i64.h: Likewise.
4005 * config/float-m68k.h: Likewise.
4006 * config/float-sh.h: Likewise.
4007 * config/float-sparc.h: Likewise.
4009 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
4011 * doc/contrib.texi: Add note about CRIS port to my entry.
4013 2001-10-11 Kazu Hirata <kazu@hxi.com>
4015 * basic-block.h: Fix formatting.
4016 * bitmap.h: Likewise.
4017 * cpplib.h: Likewise.
4018 * c-tree.h: Likewise.
4019 * diagnostic.h: Likewise.
4020 * flags.h: Likewise.
4022 * longlong.h: Likewise.
4024 * reload.h: Likewise.
4028 2001-10-10 Richard Henderson <rth@redhat.com>
4030 * c-parse.in (asm_operand): Allow named operands.
4031 * genconfig.c (max_recog_operands): Set to 29.
4032 * local-alloc.c (requires_inout): Skip multiple digits.
4033 * recog.c (asm_operand_ok): Likewise.
4034 (preprocess_constraints): Use strtoul for matching constraints.
4035 (constrain_operands): Likewise.
4036 * regmove.c (find_matches): Likewise.
4037 * reload.c (find_reloads): Likewise.
4038 * stmt.c (parse_output_constraint): Don't reject in-out
4039 constraint on operands > 9. Reject '[' in constraint.
4040 (expand_asm_operands): Handle named operands. Use strtoul
4041 for matching constraints.
4042 (check_operand_nalternatives): Split out from expand_asm_operands.
4043 (check_unique_operand_names): New.
4044 (resolve_operand_names, resolve_operand_name_1): New.
4046 * doc/extend.texi (Extended Asm): Document named operands.
4047 * doc/md.texi (Simple Constraints): Document matching constraints
4050 2001-10-10 Richard Henderson <rth@redhat.com>
4052 * combine.c (try_combine): Handle a SEQUENCE of one insn.
4054 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
4055 (jcc splitters): Add two splitters to simplify compound compares
4056 that simplify_comparison can't handle.
4058 2001-10-10 Richard Henderson <rth@redhat.com>
4060 * langhooks.c: Include langhooks.h.
4061 * Makefile.in (langhooks.o): Depend on it.
4063 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
4065 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
4066 should not be considered as a no-op.
4067 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
4069 2001-10-10 Stan Shebs <shebs@apple.com>
4071 * alias.c: Remove uses of "register" specifier in declarations
4072 of arguments and local variables.
4073 * c-common.c: Ditto.
4074 * c-convert.c: Ditto.
4076 * c-format.c: Ditto.
4077 * c-semantics.c: Ditto.
4078 * c-typeck.c: Ditto.
4079 * caller-save.c: Ditto.
4082 * cfgbuild.c: Ditto.
4084 * collect2.c: Ditto.
4088 * cppfiles.c: Ditto.
4091 * defaults.h: Ditto.
4093 * dwarf2out.c: Ditto.
4094 * dwarfout.c: Ditto.
4095 * emit-rtl.c: Ditto.
4100 * fix-header.c: Ditto.
4101 * floatlib.c: Ditto.
4103 * fold-const.c: Ditto.
4104 * function.c: Ditto.
4107 * gen-protos.c: Ditto.
4108 * genattrtab.c: Ditto.
4109 * gencheck.c: Ditto.
4110 * genconfig.c: Ditto.
4112 * genextract.c: Ditto.
4113 * genflags.c: Ditto.
4114 * gengenrtl.c: Ditto.
4115 * genoutput.c: Ditto.
4117 * genrecog.c: Ditto.
4118 * gensupport.c: Ditto.
4122 * haifa-sched.c: Ditto.
4123 * hard-reg-set.h: Ditto.
4125 * integrate.c: Ditto.
4128 * local-alloc.c: Ditto.
4130 * mips-tdump.c: Ditto.
4131 * mips-tfile.c: Ditto.
4134 * print-rtl.c: Ditto.
4135 * read-rtl.c: Ditto.
4138 * reg-stack.c: Ditto.
4139 * regclass.c: Ditto.
4144 * resource.c: Ditto.
4148 * sched-deps.c: Ditto.
4149 * sched-rgn.c: Ditto.
4151 * simplify-rtx.c: Ditto.
4153 * stor-layout.c: Ditto.
4160 * xcoffout.c: Ditto.
4162 2001-10-10 Richard Henderson <rth@redhat.com>
4164 * rtl.h (can_reverse_comparison_p): Remove.
4166 2001-10-10 Christopher Faylor <cgf@redhat.com>
4168 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
4171 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4173 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
4174 (Thanks to Chris Faylor for suggesting macro name).
4175 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
4177 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
4178 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
4179 (MATH_LIBRARY): Undef before definition.
4180 (OUTPUT_QUOTED_STRING): Likewise.
4181 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
4183 2001-10-10 Richard Henderson <rth@redhat.com>
4185 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
4186 (fde_unencoded_compare): Likewise. Don't use subtraction to get
4187 a tristate comparison value.
4188 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
4190 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4193 * unroll.c (loop_iterations): Ignore insns generated by loop
4196 * config.gcc (mips*-*-gnu*): Delete support.
4197 * config/mips/gnu.h: Remove.
4199 2001-10-10 Kazu Hirata <kazu@hxi.com>
4201 * calls.c: Fix formatting.
4202 * c-decl.c: Likewise.
4203 * cfgcleanup.c: Likewise.
4204 * combine.c: Likewise.
4205 * cppfiles.c: Likewise.
4206 * cpplib.c: Likewise.
4207 * cppmacro.c: Likewise.
4208 * crtstuff.c: Likewise.
4210 * dwarf2out.c: Likewise.
4211 * expmed.c: Likewise.
4213 * fold-const.c: Likewise.
4214 * function.c: Likewise.
4216 * genattrtab.c: Likewise.
4217 * ggc-page.c: Likewise.
4218 * integrate.c: Likewise.
4219 * libgcc2.c: Likewise.
4221 * optabs.c: Likewise.
4222 * profile.c: Likewise.
4223 * protoize.c: Likewise.
4225 * recog.c: Likewise.
4226 * reload1.c: Likewise.
4227 * reload.c: Likewise.
4228 * reorg.c: Likewise.
4229 * resource.c: Likewise.
4230 * sched-rgn.c: Likewise.
4231 * sdbout.c: Likewise.
4233 * toplev.c: Likewise.
4234 * varasm.c: Likewise.
4236 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
4238 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
4239 * Makefile.in (langhooks.o): Add dependencies.
4241 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
4243 * rs6000.c (rs6000_emit_load_toc_table): Don't
4244 strdup the toc label.
4245 (create_TOC_reference): Likewise.
4247 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4249 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
4252 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4254 * config/i386/i386.c (ix86_attribute_table): Correct
4255 min_len, max_len fields for dllimport, dllexport and shared.
4257 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
4259 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
4260 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
4261 Consistently use "nonzero" instead of "non-zero".
4263 2001-10-09 Kazu Hirata <kazu@hxi.com>
4265 * acconfig.h: Fix comment formatting.
4266 * c-dump.h: Likewise.
4267 * c-tree.h: Likewise.
4268 * conditions.h: Likewise.
4270 * function.h: Likewise.
4272 * hwint.h: Likewise.
4273 * integrate.h: Likewise.
4276 * optabs.h: Likewise.
4278 2001-10-09 Kazu Hirata <kazu@hxi.com>
4280 * c-common.h: Fix comment formatting.
4281 * c-dump.c: Likewise.
4283 * diagnostic.h: Likewise.
4284 * except.c: Likewise.
4286 * gcov-io.h: Likewise.
4287 * genattrtab.c: Likewise.
4288 * output.h: Likewise.
4289 * predict.h: Likewise.
4290 * reload1.c: Likewise.
4291 * reload.h: Likewise.
4292 * resource.h: Likewise.
4294 * system.h: Likewise.
4296 * tree-inline.c: Likewise.
4297 * tsystem.h: Likewise.
4298 * varasm.c: Likewise.
4299 * xcoffout.h: Likewise.
4301 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4303 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
4305 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4307 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
4308 config/i386/i386elf.h, config/i386/netbsd-elf.h,
4309 config/i386/netware.h, config/mcore/gfloat.h,
4310 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
4311 config/netware.h, gccbug.in: Update FSF address.
4313 2001-10-09 Kazu Hirata <kazu@hxi.com>
4315 * c-common.c: Fix comment typos.
4316 * cfgrtl.c: Likewise.
4317 * collect2.c: Likewise.
4318 * cpplex.c: Likewise.
4319 * doloop.c: Likewise.
4320 * dwarf2out.c: Likewise.
4321 * dwarfout.c: Likewise.
4323 * fold-const.c: Likewise.
4327 * global.c: Likewise.
4328 * ifcvt.c: Likewise.
4330 * optabs.c: Likewise.
4331 * protoize.c: Likewise.
4332 * regclass.c: Likewise.
4333 * reorg.c: Likewise.
4337 * doc/cpp.texi: Likewise.
4338 * doc/c-tree.texi: Likewise.
4339 * doc/extend.texi: Likewise.
4340 * doc/invoke.texi: Likewise.
4341 * doc/objc.texi: Likewise.
4342 * doc/tm.texi: Likewise.
4344 2001-10-08 Richard Henderson <rth@redhat.com>
4346 * varasm.c (set_named_section_flags): Initialize "declared".
4348 2001-10-08 Robert Lipe <robertlipe@usa.net>
4350 * varasm.c (struct in_named_entry): Add declared.
4351 (named_section_first_declaration): New function.
4352 (default_elf_asm_named_section): Use it.
4353 * output.h (named_section_first_declaration): New.
4355 2001-10-08 Richard Henderson <rth@redhat.com>
4357 * i386.md (movsi_xor): Export.
4358 (setcc peep2): Use it when available; add an alternative to
4359 match zero_extendhisi2_and.
4361 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4363 * romp-protos.h (romp_initialize_trampoline): New function.
4364 * romp.c (romp_initialize_trampoline): Likewise.
4365 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
4366 romp_initialize_trampoline.
4368 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4370 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
4371 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4372 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4373 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4375 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4377 * unroll.c (loop_iterations): Extend check for multiple back edges.
4379 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
4381 * langhooks.h: New file.
4382 * Makefile.in (OBJS): Added langhooks.o.
4383 (c-lang.o): Depend on langhooks.h.
4384 (c-common.o): Don't depend on tree-inline.h.
4385 (tree-inline.o): Depend on toplev.h.
4386 (langhooks.o): New rule.
4387 * c-common.c: Don't include tree-inline.h.
4388 (c_mark_lang_decl): Mark argument c as unused.
4389 (c_common_lang_init): Don't initialize hooks here.
4390 * c-lang.c: Include langhooks.h, then override some macros.
4391 (lang_hooks): Initialize with macros in langhooks.h.
4392 (c_init): Don't initialize hooks here.
4393 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
4394 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
4395 * tree-inline.c: Include toplev.h. Don't define hook variables.
4396 * tree-inline.h: Don't define hook types nor declare hook
4397 variables. Move macros to...
4398 * langhooks.c: ... new file, as functions. Adjust all callers.
4400 2001-10-08 Jeffrey A Law <law@cygnus.com>
4402 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
4403 purge_mem_unchanging_flag on all instructions, not just on those
4404 before NOTE_INSN_FUNCTION_BEG.
4406 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4408 * cppmacro.c (_cpp_create_definition): Leave comments off.
4410 * doc/cpp.texi: Update.
4412 2001-10-08 DJ Delorie <dj@redhat.com>
4414 * c-decl.c (grokfield): Make sure the only unnamed fields
4415 we're allowing are either structs or unions.
4416 * doc/extend.texi: Add documentation for the unnamed field
4419 2001-10-08 Zack Weinberg <zack@codesourcery.com>
4421 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
4422 * configure.in: Use it.
4423 * configure: Regenerated.
4424 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
4425 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
4427 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4429 * cppfiles.c (open_file): Don't mark zero-length files
4430 never-reread here. Don't output diagnostics here either.
4431 (stack_include_file): Mark them never-reread here.
4432 (_cpp_read_file): Update.
4434 2001-10-08 Richard Henderson <rth@redhat.com>
4436 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4438 2001-10-08 Richard Henderson <rth@redhat.com>
4440 * expr.c (store_expr): When converting a CONST_INT for storage
4441 in a SUBREG, convert it to both SUBREG modes before stripping
4444 2001-10-08 Richard Henderson <rth@redhat.com>
4446 * varasm.c (restore_varasm_status): New.
4447 * function.h: Declare it.
4448 * function.c (pop_function_context_from): Call it.
4450 2001-10-08 Richard Henderson <rth@redhat.com>
4452 * c-common.h (struct c_lang_decl): Add declared_inline.
4453 * c-tree.h (DECL_DECLARED_INLINE_P): New.
4454 * c-lang.c (c_disregard_inline_limits): Use it.
4455 * c-decl.c (duplicate_decls): Likewise.
4456 (pushdecl, redeclaration_error_message): Likewise.
4457 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
4458 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
4459 Set DECL_INLINE if -finline-functions.
4460 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
4462 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4464 * cppmacro.c (funlike_invocation_p): Move some logic to caller
4465 in enter_macro_context. Create a padding token in its own context
4466 if necessary when the search for '(' fails.
4467 (enter_macro_context): Update.
4469 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4471 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
4472 genmultilib, toplev.c: Fix spelling errors of "separate" as
4473 "seperate", and corresponding spelling errors of related words.
4475 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4477 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
4478 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
4480 * c-dump.c (dump_option_value_info): Likewise.
4481 * c-format.c (format_length_info, format_char_info,
4482 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
4483 * collect2.c (names): Likewise.
4484 * cppdefault.h (default_include): Likewise.
4485 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
4486 * flow.c (life_analysis): Likewise.
4487 * gcc.c (dir_separator_str, modify_target, option_map,
4488 target_option_translations, spec_list_1, extra_specs_1,
4489 init_spec): Likewise.
4490 * gcov.c (gcov_version_string): Likewise.
4491 * genattr.c (write_units): Likewise.
4492 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
4493 * gengenrtl.c (rtx_definition, defs): Likewise.
4494 * genrecog.c (pred_table): Likewise.
4495 * global.c (global_alloc): Likewise.
4496 * lcm.c (optimize_mode_switching): Likewise.
4497 * local-alloc.c (find_free_reg): Likewise.
4498 * params.h (param_info): Likewise.
4499 * predict.c (predictor_info): Likewise.
4500 * protoize.c (unexpansion_struct): Likewise.
4501 * real.c (bmask): Likewise.
4502 * recog.h (insn_operand_data, insn_data): Likewise.
4503 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
4504 * stmt.c (expand_nl_goto_receiver): Likewise.
4505 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
4506 target_switches, target_options): Likewise.
4507 * tradcif.y (token, tokentab2, yylex): Likewise.
4508 * tree.h (attribute_spec): Likewise.
4510 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
4512 * arc.c (arc_output_function_epilogue): Likewise.
4513 * arm.c (processors, all_cores, all_architectures,
4514 arm_override_options, isr_attribute_arg, isr_attribute_args,
4515 arm_isr_value): Likewise.
4516 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
4518 * c4x.c (c4x_int_reglist): Likewise.
4519 * d30v.c (override_options): Likewise.
4520 * h8300.c (shift_insn): Likewise.
4521 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
4522 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
4523 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
4524 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
4525 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
4526 * i386.h (processor_costs, ix86_cost): Likewise.
4527 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
4528 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
4529 * m68k.c (codes_68881, codes_FPA): Likewise.
4530 * m88k.c (mode_from_align, max_from_align, all_from_align,
4531 best_from_align, m_options): Likewise.
4532 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
4533 * mcore.c (mode_from_align): Likewise.
4534 * mips/elf64.h (UNIQUE_SECTION): Likewise.
4535 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
4536 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
4537 * mips.h (mips_regno_to_class): Likewise.
4538 * ns32k.c (scales): Likewise.
4539 * pa.c (import_string, magic_milli): Likewise.
4540 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
4541 * sparc.c (leaf_reg_remap, sparc_override_options,
4542 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
4544 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
4546 2001-10-07 Dale Johannesen <dalej@apple.com>
4548 * reload1.c (reload_reg_free_p): Teach register interference
4549 checking that multiple output reloads are emitted in
4551 reload1.c (reload_reg_reaches_end_p): Ditto.
4552 reload1.c (reloads_conflict): Ditto.
4554 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4556 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
4557 NULL_TREE inside @code.
4559 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4561 * doc/gcc.texi: Document consistent style of "32-bit",
4562 "Objective-C", and "@code{NULL}".
4564 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4566 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
4567 (cpp_token_len, cpp_spell_token, cpp_output_token,
4568 _cpp_equiv_tokens): Handle it.
4569 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
4570 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
4571 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
4574 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4576 * gcc.c (default_compilers): Remove .ada.
4578 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
4580 * doc/cppinternals.texi: Update.
4582 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4584 * gcc.c (main): Set this_file_error if the appropriate
4585 compiler for a language has not been installed.
4587 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
4589 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
4591 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
4593 * gccbug.in (CATEGORIES): Add ada.
4595 2001-10-05 Catherine Moore <clm@redhat.com>
4597 * config/stormy16/stormy-abi: Document abi changes.
4598 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
4599 (ICALL_REGS): New register class.
4600 (NUM_ARGUMENT_REGISTERS): Now 6.
4601 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
4603 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
4604 * config/stormy16.md (call_internal, call_value_internal,
4605 indirect_jump): Use new 'z' constraint.
4607 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4609 * doc/cppinternals.texi: Update.
4611 2001-10-05 Richard Henderson <rth@redhat.com>
4613 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
4614 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
4615 the gas section-name-as-label feature.
4617 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4619 * doc/cppinternals.texi: Update.
4621 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4623 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
4624 to ensure valid SImode constants.
4626 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
4628 * Makefile.in (c-decl.o): Depend on tree-inline.h.
4629 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
4630 * c-decl.c: Include tree-inline.h.
4631 (c_expand_body): Call optimize_inline_calls. Determine whether
4632 a function is inlinable upfront, and only clear
4633 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
4634 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
4635 (c_disregard_inline_limits): New function.
4636 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
4637 (c_post_options): Enable tree inlining if inlining is enabled.
4638 Don't inline trees when instrumenting functions.
4639 (c_init): Initialize lang_disregard_inline_limits and
4640 lang_cannot_inline_tree_fn.
4641 * tree-inline.c (initialize_inlined_parameters): Handle calls
4642 with fewer arguments than declared parameters, and fewer
4643 parameters than passed arguments. Don't assume value is a
4645 (declare_return_variable): Convert return value back to the
4646 original type, if it was promoted.
4647 (tree_inlinable_function_p): New function.
4648 (inlinable_function_p): Don't look at DECL_INLINE if we're
4649 inlining all functions. Make it work with a NULL id.
4650 Re-check DECL_UNINLINABLE after language-specific checks.
4651 * tree-inline.h (tree_inlinable_function_p): Declare it.
4652 * integrate.c (save_for_inline): Don't bother to prepare argvec
4654 * cse.c (check_for_label_ref): Don't check deleted labels.
4656 * Makefile.in (tree-inline.o): Depend on newly-included headers.
4657 * tree-inline.c: Include headers needed for the functions moved in.
4658 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
4659 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
4660 (copy_body, initialize_inlined_parameters): Likewise.
4661 (declare_return_variable, inlinable_function_p): Likewise.
4662 (expand_call_inline, expand_calls_inline): Likewise.
4663 (optimize_inline_calls, clone_body): Likewise.
4664 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
4665 (copy_tree_r, remap_save_expr): Likewise.
4667 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
4669 * Makefile.in (OBJS): Added tree-inline.o.
4670 (c-common.o): Depend on tree-inline.h.
4671 (tree-inline.o): New target.
4672 * c-common.c: Include tree-inline.h.
4673 (c_mark_lang_decl): Don't mark saved_tree.
4674 (c_common_lang_init): Set lang_anon_aggr_type_p.
4675 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
4676 (struct c_lang_decl): Moved saved_tree to tree_decl.
4677 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
4678 * integrate.h (function_attribute_inlinable_p): Declare it.
4679 * integrate.c (function_attribute_inlinable_p): Export it.
4680 * tree-inline.c: New file. Define variables declared in...
4681 * tree-inline.h: New file. Declare functions to be moved to
4682 tree-inline.c. Define macros and declare types and hooks for
4683 language-specific tree inlining.
4684 (flag_inline_trees): Moved definition from cp/decl2.c.
4685 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
4686 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
4687 (struct tree_decl): Moved saved_tree from c_lang_decl and
4688 inlined_fns from C++'s lang_decl.
4690 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
4692 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
4693 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
4695 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
4697 * doc/cppinternals.texi: Update.
4699 2001-10-04 Eric Christopher <echristo@redhat.com>
4701 * config/mips/mips.c (init_cumulative_args): Remember to set
4703 * config.gcc: Redo linux configuration. Add target_cpu_default
4704 of soft-float to all mipsisa32 combinations and tx39.
4705 * config/mips/linux.h: Remove include of mips.h.
4707 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
4709 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
4710 HOST_LDFLAGS and HOST_CPPFLAGS.
4712 2001-10-03 Ziemowit Laski <zlaski@apple.com>
4714 * c-parse.in (objc_inherit_code, objc_pq_context,
4715 objc_public_flag): Make static.
4716 (objc_interface_context, objc_implementation_context,
4717 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
4718 global tree array in objc/objc-act.[ch].
4719 (methoddef): Remove unnecessary code.
4721 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
4722 Hoist struct definitions to objc-act.h.
4723 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
4724 cat_count): Place declaration in objc-act.h.
4725 (objc_tree_index): Move enumeration to objc-act.h.
4726 (objc_global_trees): Place declaration and macro accessors in
4728 (implementation_context): Remove duplicate; use
4729 objc_implementation_context instead:
4730 (method_context): Remove duplicate; use objc_method_context
4732 (objc_ellipsis_node, objc_method_prototype_template,
4733 implemented_classes, function_type): Move global vars to
4735 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
4736 (build_message_expr): Move actual construction of ObjC message
4737 send nodes to finish_message_expr.
4738 (finish_message_expr): New routine, contains code formerly in
4740 * objc/objc-act.h (finish_message_expr): New prototype.
4741 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
4742 declarations; these vars are now part of objc_global_trees.
4743 (objc_tree_index, objc_global_trees): Move definitions from
4745 * objc/objc-tree.def: Update copyright info.
4747 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
4749 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
4751 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
4752 only if TARGET_ARCH64.
4754 2001-10-02 Bernd Schmidt <bernds@redhat.com>
4756 * doc/extend.texi: Fix some problems with previous checkin.
4757 * doc/invoke.texi: Likewise.
4759 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
4761 * cpphash.h: Update comments.
4762 (cpp_context): Update.
4763 (spec_nodes): Remove n__Pragma.
4764 * cppinit.c (cpp_create_reader): Update.
4765 (builtin_array): Add _Pragma.
4766 * cpplib.h: Update comments.
4767 (NODE_DISABLED, BT_PRAGMA): New.
4768 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
4769 * cppmacro.c (struct cpp_macro): Remove disabled.
4770 (builtin_macro): Return int, handle _Pragma, push the new token
4771 on the context stack.
4772 (funlike_invocation_p): Unconstify, update.
4773 (enter_macro_context): Handle builtins here.
4774 (replace_args, push_token_context, push_ptoken_context):
4775 Update for prototype changes.
4776 (_cpp_pop_context): Update.
4777 (cpp_get_token): Don't handle buitins, nor _Pragma here.
4778 (cpp_sys_macro_p): Update.
4779 (_cpp_free_definition): Clear disabled flag.
4780 (_cpp_create_definition): Upate.
4781 * cppmain.c: Update comments.
4783 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
4784 Andreas Jaeger <aj@suse.de>,
4785 Jan Hubicka <jh@suse.cz>
4787 * doc/invoke.texi (i386 Options): Document x86-64 options.
4788 (i386 and x86-64 Options): Rename i386 options section.
4790 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
4791 (TARGET_SWITCHES): Add -munwind-info.
4792 (MASK_NO_UNWIND_INFO): New.
4793 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
4795 (ASM_OUTPUT_DOUBLE_INT): New.
4797 * config/i386/linux64.h: New spec file for Linux x86-64 support.
4798 * config.gcc: Fix tm_file settings for x86-64.
4799 * config/i386/x86-64.h: New file with OS independent x86-64
4801 * config/i386/biarch64.h: New file used to configure compiler
4802 to biarch/64bit compilation.
4804 * config/i386/i386.c: (override_options): Set flags default
4805 for 64bit compilation.
4807 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4809 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
4810 (ix86_expand_int_movcc): Optimize DImode conditional moves with
4811 constants on x86_64.
4812 (ix86_attr_length_immediate_default): Support MODE_DI.
4813 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
4815 (indirect_jump, tablejump): Turn into expander.
4817 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4819 * c-common.c (c_format_attribute_table): Make format and
4820 format_arg attributes apply to function types rather than to
4822 (is_valid_printf_arglist): Construct an attribute list and pass
4823 that to check_function_format rather than a name.
4824 * c-common.h (check_function_format): Adjust prototype.
4825 * c-decl.c (duplicate_decls): Preserve attributes from type of
4826 built-in decl when allowing for harmless conflict in types.
4827 * c-format.c (record_function_format,
4828 record_international_format, function_format_list,
4829 international_format_info, international_format_list): Remove.
4830 (function_format_info): Remove next, name and assembler_name.
4831 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
4832 (decode_format_attr): New.
4833 (handle_format_attribute): Handle receiving a type rather than a
4834 decl. Call decode_format_attr. Store format information in a
4835 function_format_info.
4836 (handle_format_arg_attribute): Correct comment. Handle receiving
4837 a type rather than a decl. Use unsigned HOST_WIDE_INT for
4839 (check_format_info_recurse, check_format_info_main): Take argument
4840 numbers as unsigned HOST_WIDE_INT.
4841 (check_function_format): Take a list of attributes from the
4842 function type rather than a name or assembler name. Check for
4843 format attributes in that list and the attributes on the type of
4844 the current function rather than looking through
4845 function_format_list.
4846 (check_format_info): Use unsigned HOST_WIDE_INT for argument
4848 (check_format_info_recurse): Take format_arg attributes from the
4849 type of the function calls rather than using
4850 international_format_list. Allow for multiple format_arg
4852 * c-typeck.c (build_function_call): Pass type attributes to
4853 check_function_format rather than name or assembler name. Don't
4854 require there to be a name or assembler name to check formats.
4856 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4858 * attribs.c (decl_attributes): Possibly call
4859 insert_default_attributes to insert default attributes on
4860 functions in a lazy manner.
4861 * builtin-attrs.def: New file; define the default format and
4862 format_arg attributes.
4863 * c-common.c (c_format_attribute_table): Move to earlier in the
4865 (c_common_nodes_and_builtins): Initialize format_attribute_table.
4866 (enum built_in_attribute, built_in_attributes,
4867 c_attrs_initialized, c_init_attributes,
4868 c_common_insert_default_attributes): New.
4869 (c_common_lang_init): Don't initialize format_attribute_table. Do
4870 call c_init_attributes.
4871 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
4872 * c-common.h (init_function_format_info): Don't declare.
4873 (c_common_insert_default_attributes): Declare.
4874 * c-decl.c (implicitly_declare, builtin_function): Call
4876 (init_decl_processing): Don't call init_function_format_info.
4877 (insert_default_attributes): New.
4878 * c-format.c (handle_format_attribute,
4879 handle_format_arg_attribute): Be quiet about inappropriate
4880 declaration when applying default attributes.
4881 (init_function_format_info): Remove.
4882 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
4883 (insert_default_attributes): Declare.
4885 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4887 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
4889 2001-10-01 Jim Wilson <wilson@redhat.com>
4891 * sched-deps.c (add_dependence): When elide conditional dependence,
4892 check that insn doesn't modify cond2.
4894 2001-10-01 Dale Johannesen <dalej@apple.com>
4896 * config/rs6000/rs6000.h (enum processor_type): Add support
4897 for 7400 (G4) and 7450.
4899 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4900 (rs6000_issue_rate): Ditto.
4901 (rs6000_adjust_cost): Fix cycle counts for compares.
4902 (debug_stack_info): Fix an obvious typo.
4903 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
4904 * doc/invoke.texi: Document.
4905 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
4907 (PROCESSOR_DEFAULT): Ditto.
4909 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
4911 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
4912 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
4913 later recursive make invocation.
4915 2001-10-01 Hans Boehm <boehm@acm.org>
4917 * optabs.c (emit_libcall_block): When using non-call exceptions,
4918 don't add REG_LIBCALL reg notes to trapping calls.
4920 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4922 * flow.c (propagate_block_delete_libcall): Remove unused first arg
4923 (propagate_one_insn): Update for above change
4925 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4927 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
4928 _Unwind_GetTextRelBase): Argument is unused.
4930 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4932 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
4933 Loop through NOPs, placeholders, and components.
4934 Don't go through NOPs if change mode.
4935 (record_alias_subset): Do nothing if SUBSET and SET are the same.
4936 * emit-rtl.c (set_mem_alias_set): Enable check.
4937 * expr.c (find_placeholder): New function.
4938 (expand_expr, case PLACEHOLDER_EXPR): Use it.
4939 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
4940 to modify it and avoid unneeded copies.
4941 * expr.h (expand_expr): Always define.
4942 (find_placeholder): New declaration.
4944 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4946 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
4947 operand 2 is the stack pointer.
4948 ("addr-peephole"): Fix address computation peephole when operand 2
4949 is the stack pointer.
4951 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4953 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
4954 (ix86_setup_incoming_varargs): Likewise.
4956 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
4958 * stor-layout.c (layout_type): Don't complain about too-large
4961 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4963 * function.c (keep_stack_depressed): Don't use delete_insn.
4965 * expr.h (set_mem_alias_set): Move decl to here.
4966 * rtl.h (mem_attrs): New typedef and struct.
4967 (union rtunion_def): Add field for mem_attrs.
4968 (X0MEMATTR, MEM_ATTRS): New macros.
4969 (MEM_ALIAS_SET): Use MEM_ATTRS.
4970 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
4971 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
4972 (set_mem_alias_set): Delete decl from here.
4974 * alias.c (set_mem_alias_set): Delete from here.
4975 * emit-rtl.c (mem_attrs_htab): New variable.
4976 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
4977 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
4978 (mem_attrs_mark, get_mem_attrs): Likewise.
4979 (gen_rtx_MEM): Clear MEM_ATTRS.
4980 (set_mem_attributes): Move to here.
4981 (set_mem_alias_set): Likewise, and call get_mem_attrs.
4982 (init_emit_once): const_int_htab now deletable htab.
4983 Initialize mem_attrs_htab.
4984 * explow.c (set_mem_attributes): Delete from here.
4985 * function.c (put_var_into_stack): Clear MEM_ATTRS.
4986 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
4987 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
4988 * reload1.c (reload): Rework changing REG to MEM.
4990 2001-09-30 H.J. Lu <hjl@gnu.org>
4992 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
4993 * config.in: Rebuild.
4995 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4997 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
4998 ("tsthi_1"): Avoid allocation in register y.
4999 ("*movqi_68hc12"): Reorganize and fix constraints.
5000 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
5001 ("addqi3"): Likewise.
5002 ("addhi3"): Fix constraints.
5003 ("*logicalhi3_zexthi"): Disparage soft registers.
5005 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5007 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
5010 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5012 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
5013 that we use setjmp/longjmp exceptions.
5015 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
5017 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
5018 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
5019 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
5020 _cpp_pool_alloc, _cpp_next_chunk): Remove.
5021 (_cpp_extend_buff, BUFF_ROOM): Update.
5022 (_cpp_append_extend_buff): New.
5023 (struct cpp_reader): Remove macro_pool, add a_buff.
5024 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
5026 (cpp_destroy): Free a_buff instead of macro_pool.
5027 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
5028 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
5029 _cpp_pool_alloc, ): Remove.
5030 (parse_number, parse_string): Update use of _cpp_extend_buff.
5031 (_cpp_extend_buff): Update.
5032 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
5033 * cpplib.c (glue_header_name, parse_answer):
5034 Update use of _cpp_extend_buff.
5035 (cpp_register_pragma, cpp_register_pragma_space): Use
5037 (do_assert, do_unassert): Check for EOL, update.
5038 * cppmacro.c (stringify_arg, collect_args): Update to use
5039 _cpp_extend_buff and _cpp_append_extend_buff.
5040 (save_parameter, parse_params, alloc_expansion_token,
5041 _cpp_create_definition): Rework memory management.
5043 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
5045 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
5046 update md_exec_prefix.
5047 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
5050 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5052 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
5053 (SELECT_CC_MODE): Use s390_select_ccmode.
5054 * config/s390/s390-protos.h (s390_select_ccmode): Add.
5055 * config/s390/s390.c (s390_select_ccmode): New.
5056 (s390_match_ccmode): Add CCLmode.
5057 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
5058 (output_branch_condition, output_inverse_branch_condition): Removed.
5059 (print_operand): Use s390_branch_condition_mnemonic.
5060 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
5061 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
5062 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
5064 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
5065 when converting conditional branches to far branches.
5066 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
5067 cmpint_di): Use CCSmode instead of CCUmode.
5069 * config/s390/s390.c (legitimate_la_operand_p): New.
5070 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
5071 * config/s390/s390.md (movsi): Convert load address patterns to
5072 arithmetic operations when necessary.
5073 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
5074 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
5075 (*do_la_reg_0): Don't use before reload.
5077 * config/s390/s390.c (legitimize_address): Make more efficient
5078 use of two-register addressing mode.
5080 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
5081 with -mno-backchain in some corner cases.
5083 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
5085 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
5087 * reload.c (find_reloads): Mark new USE insns with QImode.
5088 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
5089 find_reloads_subreg_address): Likewise.
5090 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
5092 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
5094 (reload): Make sure there are no USEs with mode other than
5095 VOIDmode. At the end, remove those marked with QImode.
5097 2001-09-29 Per Bothner <per@bothner.com>
5099 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
5100 * Makefile.in (includedir): Rename to local_includedir.
5101 (includedir): Define as $(prefix)/include.
5102 * config.in (PREFIX_INCLUDE_DIR): New variable.
5103 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
5105 2001-09-29 Bernd Schmidt <bernds@redhat.com>
5107 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
5109 * doc/extend.texi (Vector Extensions): New node.
5110 * doc/invoke.texi (Machine Dependent Options): Add documentation for
5111 i386 -mmmx, -msse, -m3dnow.
5113 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5115 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
5117 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
5119 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
5121 * doc/invoke.texi (Optimize Options): Delete spurious @table.
5123 2001-09-28 Richard Henderson <rth@redhat.com>
5125 * varasm.c (assemble_integer): Bound alignment check by
5128 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
5130 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5132 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
5134 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5136 Mostly from Graham Stott <grahams@redhat.com>
5137 * c-common.c (type_for_mode): Add support for V2SFmode.
5138 * tree.c (build_common_tree_nodes_2): Likewise.
5139 * tree.h (enum tree_index, global_trees): Likewise.
5140 * config/i386/i386.c (x86_3dnow_a): New variable.
5141 (override_options): Support 3Dnow extensions.
5142 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
5143 Athlon's version of 3Dnow.
5144 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
5145 (ix86_expand_builtin): Handle them.
5146 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
5147 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
5148 TARGET_3DNOW_A): New macros.
5149 (TARGET_SWITCHES): Add 3Dnow switches.
5150 (VALID_MMX_REG_MODE_3DNOW): New macro.
5151 (VECTOR_MODE_SUPPORTED_P): Use it.
5152 (enum ix86_builtins): Add entries for 3Dnow builtins.
5153 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
5154 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
5155 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
5156 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
5157 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
5158 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
5159 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
5160 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
5161 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
5162 sfence_insn, prefetch): Make these available if TARGET_SSE or
5165 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5167 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
5168 ix86_va_start, ix86_build_va_list): Declare.
5169 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
5170 ix86_va_start, ix86_build_va_list): New global functions.
5171 * i386.md (sse_prologue_save_insn): New insn.
5172 (sse_prologue_save): New expander.
5173 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
5174 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
5176 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5178 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
5179 Use size_t everywhere, make definitions consistent with
5182 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
5184 * gcse.c (replace_store_insn): Use delete_insn.
5185 * loop.c (move_movables): Likewise; avoid delete_insn
5186 from clobbering notes moved elsewhere.
5187 (check_dbra_loop): Use delete_insn.
5188 * ssa.c (convert_from_ssa): Likewise.
5189 * cse.c (cse_insn): Use delete_insn.
5191 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5193 * cpphash.h (struct cpp_buff): Make unsigned.
5194 (_cpp_get_buff): Take length of size_t.
5195 (_cpp_unaligned_alloc): New.
5196 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
5197 (struct cpp_reader): Remove ident_pool. Add u_buff.
5198 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
5199 (cpp_destroy): Destroy u_buff, not ident_pool.
5200 * cpplex.c (parse_number, parse_string, save_comment,
5201 cpp_token_as_text): Update to use the unaligned buffer.
5202 (new_buff): Make unsigned.
5203 (_cpp_unaligned_alloc): New.
5204 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
5205 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
5207 (collect_args): Make unsigned.
5209 2001-09-27 Zack Weinberg <zack@codesourcery.com>
5211 * cpplex.c (cpp_output_token): Use a putc loop for
5212 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
5214 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
5215 * configure, config.in: Regenerate.
5216 * system.h: Replace fwrite and fprintf with their unlocked
5217 variants if available.
5219 2001-09-27 Richard Henderson <rth@redhat.com>
5221 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
5222 in favour of .eh_frame.
5224 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
5226 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
5228 (LIBCALL_VALUE): Likewise.
5230 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5232 * cpphash.h: Update comment.
5233 * cpplex.c: Update comments.
5234 (_cpp_can_paste): Remove.
5235 * cpplib.h (_cpp_can_paste): Remove.
5236 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
5237 lexer rather than _cpp_can_paste.
5239 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5241 * doc/cppinternals.texi: Update.
5243 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5245 * cpphash.h (struct cpp_pool): Remove locks and locked.
5246 (struct cpp_context): Add member buff.
5247 (struct cpp_reader): Remove member argument_pool.
5248 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5249 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
5250 * cpplex.c (chunk_suitable): Remove pool argument.
5251 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
5252 (new_buff, _cpp_extend_buff): Update.
5253 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
5254 which buffer is returned.
5255 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
5256 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5257 * cppmacro.c (lock_pools, unlock_pools): Remove.
5258 (push_ptoken_context): Take a _cpp_buff.
5259 (enter_macro_context): Pool locking removed.
5260 (replace_args): Use a _cpp_buff for the replacement list with
5262 (push_token_context): Clear buff.
5263 (expand_arg): Use _cpp_pop_context.
5264 (_cpp_pop_context): Free a context's buffer, if any.
5266 2001-09-26 DJ Delorie <dj@redhat.com>
5268 * c-typeck.c (digest_init): Check for sizeless arrays.
5270 2001-09-26 Richard Henderson <rth@redhat.com>
5272 * optabs.c (init_one_libfunc): Create a dummy function type
5273 instead of using error_mark_node.
5275 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5277 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
5278 _cpp_extend_buff, _cpp_free_buff): New.
5279 (struct cpp_reader): New member free_buffs.
5280 * cppinit.c (cpp_destroy): Free buffers.
5281 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
5282 _cpp_extend_buff, _cpp_free_buff): New.
5283 * cpplib.h (struct cpp_options): Remove unused member.
5284 * cppmacro.c (collect_args): New. Combines the old parse_arg
5285 and parse_args. Use _cpp_buff for memory allocation.
5286 (funlike_invocation_p, replace_args): Update.
5288 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5290 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
5292 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
5294 * except.c (sjlj_mark_call_sites): Change address inside sequence.
5296 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
5298 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
5301 2001-09-25 Janis Johnson <janis187@us.ibm.com>
5302 Jim Wilson <wilson@redhat.com>
5304 * doc/install.texi (Specific, ia64-*-linux): Document.
5306 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5308 * Makefile.in (cfgrtl.o): Add.
5309 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5310 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5311 free_aux_for_edge): Declare.
5313 (HAVE_return): Undefine.
5314 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5315 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5316 free_aux_for_edge): New global functions.
5317 (first_delete_block): New static variable.
5318 (init_flow): Clear first_delete_block.
5319 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
5320 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
5321 try_redirect_by_replacing_jump, last_loop_beg_note,
5322 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
5323 delete_insn, delete_insn_chain, create_basic_block_structure,
5324 create_basic_block, flow_delete_block, compute_bb_for_insn,
5325 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
5326 set_block_for_new_insns, split_block, merge_blocks_nomove,
5327 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5328 redirect_edge_and_branch, force_nonfallthru_and_redirect,
5329 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
5330 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
5331 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
5332 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
5333 purge_all_dead_edges): Move to ....
5334 * cfgrtl.c: New file; .... Here.
5336 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
5337 (reroder_basic_block): Use alloc_aux_for_blocks.
5338 * predict.c (estimate_bb_frequencies): Likewise; use
5339 alloc_aux_for_edges.
5340 * profile.c (compute_branch_probabilities): Likewise.
5341 (branch_prob): Likewise.
5342 * reg-stack.c (reg_to_stack): Likewise.
5344 * emit-rtl.c (emit_insns_after): Never return NULL.
5346 * basic-block.h (set_block_for_new_insns): Delete.
5347 * cfgrtl.c (set_block_for_new_insns): Delete.
5349 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
5350 calls when crossjumping.
5352 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
5353 * unroll.c (copy_loop_body): Use delete_insn.
5355 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
5356 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
5357 keep_stack_depressed): Likewise.
5358 * gcse.c (cprop_cc0_jump): Likewise.
5359 * local-alloc.c (update_equiv_regs): Likewise.
5360 * loop.c (scan_loop, loop_delete_insns): Likewise.
5361 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
5362 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
5363 delete_output_reload, delete_address_reloads_1,
5364 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
5366 * sibcall.c (replace_call_placeholder): Likewise.
5367 * cse.c (cse_insn): Likewise.
5369 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5371 From Graham Stott <grahams@redhat.com>
5372 (def_builtin): Only define builtins appropriate for target_flags. All
5374 (builtin_decsription): Add new field mask which is used to determine
5375 when to define the builtin via the macro def_builtin.
5377 (bdesc_comi): Initialise new mask fields.
5378 (bdesc_2srg): Likewise.
5379 (bdesc_1arg): Likewise.
5381 * config/i386/i386.c (ix86_init_builtins): Correct return type
5382 building v4hi_ftype_v4hi_int_int tree node.
5383 (ix86_expand_sse_comi): Fix typo swapping operands.
5384 Don't swap comparision condition, it is already swapped.
5385 (ix86_expand_sse_compare): Before swapping operands
5386 move operand 1 into new rtx and not the target rtx.
5387 Don't swap comparison condition, it is already swapped.
5388 Always check whether we need to create a new TARGET.
5390 * config/i386/i386.md: (sse_comi) Fix typos.
5391 (sse_ucomi): Likewise.
5392 (cvtss2si): Fix operand 0 contraint.
5393 (cvttss2si): Likewise.
5394 (sse_unpckhps): Fix mode for operand 2.
5395 (sse_unpcklps): Likewise.
5397 2001-09-25 Graham Stott <grahams@redhat.com>
5399 * sibcall.c (skip_copy_to_return_value): Tighten return value
5402 2001-09-24 David Edelsohn <edelsohn@gnu.org>
5404 * rs6000.c (lwa_operand): Address must be word aligned.
5406 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5408 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
5409 number has been set.
5410 (type_hash_mark): Mark type itself.
5412 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
5414 * c-lex.c (cb_def_pragma): Update.
5415 (c_lex): Update, and skip padding.
5416 * cppexp.c (lex, parse_defined): Update, remove unused variable.
5417 * cpphash.h (struct toklist): Delete.
5418 (union utoken): New.
5419 (struct cpp_context): Update.
5420 (struct cpp_reader): New members eof, avoid_paste.
5421 (_cpp_temp_token): New.
5422 * cppinit.c (cpp_create_reader): Update.
5423 * cpplex.c (_cpp_temp_token): New.
5424 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
5425 (cpp_output_token): Don't print leading whitespace.
5426 (cpp_output_line): Update.
5427 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
5428 do_include_common, do_line, do_ident, do_pragma,
5429 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
5430 parse_assertion): Update.
5431 (get_token_no_padding): New.
5432 * cpplib.h (CPP_PADDING): New.
5433 (AVOID_LPASTE): Delete.
5434 (struct cpp_token): New union member source.
5435 (cpp_get_token): Update.
5436 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
5437 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
5438 replace_args, quote_string, stringify_arg, parse_arg, next_context,
5439 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
5440 _cpp_backup_tokens, _cpp_create_definition): Update.
5441 (push_arg_context): Delete.
5442 (padding_token, push_token_context, push_ptoken_context): New.
5443 (make_string_token, make_number_token): Update, rename.
5444 (cpp_get_token): Update to handle tokens as pointers to const,
5445 and insert padding appropriately.
5446 * cppmain.c (struct printer): New member prev.
5447 (check_multiline_token): Constify.
5448 (do_preprocessing, cb_line_change): Update.
5449 (scan_translation_unit): Update to handle spacing.
5450 * scan-decls.c (get_a_token): New.
5451 (skip_to_closing_brace, scan_decls): Update.
5452 * fix-header.c (read_scan_file): Update.
5454 * doc/cpp.texi: Update.
5456 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5458 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
5459 leak by passing malloc'ed pointer to reconcat, not concat.
5461 2001-09-24 DJ Delorie <dj@redhat.com>
5463 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
5465 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
5467 * flow.c (delete_dead_jumptables): Delete jumptable if the only
5468 reference is from the literal pool.
5470 2001-09-24 Janis Johnson <janis187@us.ibm.com>
5472 * doc/install.texi (Final install): Request additional information
5473 in mail about successful builds.
5475 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5477 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
5478 initial value of return pointer register instead of value in frame-20.
5481 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5483 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
5484 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
5485 the libcall if there isn't a referenced identifier for the symbol.
5487 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5489 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
5490 non 64-bit machines. Use these as a plabel for the trampoline.
5491 (TRAMPOLINE_SIZE): Adjust size for new words.
5492 (INITIALIZE_TRAMPOLINE): Initialize new words.
5493 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
5494 pointer to the plabel in the trampoline.
5496 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5498 * pa.c (function_arg): Pass floating arguments in both general and
5499 floating registers in indirect (dynamic) calls when generating code
5500 for the 32 bit ABI and the HP assembler.
5502 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5504 * doc/install.texi: Markup fixes.
5505 Use Solaris 2, SunOS 4 as appropriate.
5506 (Specific, *-*-solaris2*): Explain this.
5507 Unconditionally warn against /usr/ucb tools.
5508 Remove Sun as warning, obsolete.
5509 Move X11 header bug workaround here, update patches.
5510 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
5511 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
5513 2001-09-23 Zack Weinberg <zack@codesourcery.com>
5515 * errors.h (warning, error, fatal, internal_error): Don't mark
5516 with ATTRIBUTE_PRINTF_n.
5517 * toplev.h (internal_error, fatal_io_error, warning, error,
5518 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
5519 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
5522 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5524 * function.c (pop_function_context_from): var_refs_queue
5525 and temp slots now in GC memory.
5526 (mark_function_status, free_after_compilation): Likewise;
5527 also struct function now in GC memory.
5528 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
5529 (combine_temp_slots): Likewise.
5530 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
5531 (prepare_function_start): Use GC memory for struct function.
5532 (mark_temp_slot): Deleted.
5533 (gcc_mark_struct_function): struct function now in GC memory.
5535 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
5536 code for division, not modulus.
5538 * rtl.def (MEM): Remove obsolete part of comment.
5540 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
5542 * c-format.c (init_function_format_info): Check __builtin_printf
5543 and __builtin_fprintf even if -ffreestanding. Check C99 functions
5546 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5548 * c-common.c (format_attribute_table): Remove decl.
5549 * tree.h (format_attribute_table, lang_attribute_table): New decls.
5550 (lang_attribute_common): Likewise.
5552 * function.c (fix_lexical_address): Use set_mem_alias_set.
5553 (expand_function_start): Likewise.
5554 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
5556 * varasm.c (output_constant): Fix unused variable warning.
5558 * attribs.c: New file, from c-common.c.
5559 (attribute_tables): Now four elements.
5560 (format_attribute_table, lang_attribute_common): New variables.
5561 (init_attributes): Reflect above changes.
5562 (handle_mode_attribute): Delete check for wider than uintmax.
5563 * c-common.c: Delete parts moved to attribs.c.
5564 (enum attrs): Deleted; unused.
5565 (c_format_attribute_table): New variable.
5566 (c_common_lang_init): Initialize format_attribute_table with it.
5567 * c-common.h (decl_attributes): Remove decl.
5568 * tree.h (decl_attribute): Move it to here.
5569 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
5570 (attribs.o): New rule.
5572 2001-09-22 Andreas Jaeger <aj@suse.de>
5574 * builtins.c (c_getstr): Remove unused variable.
5576 2001-09-21 Richard Henderson <rth@redhat.com>
5578 * reload1.c (reload): Use delete_insn instead of splatting
5581 2001-09-21 Richard Henderson <rth@redhat.com>
5583 * reload.c (push_secondary_reload): Don't check for "=" in output
5584 constraint after ""->ALL_REGS check.
5586 2001-09-21 Richard Henderson <rth@redhat.com>
5588 * predict.c (expected_value_to_br_prob): Use pc_set.
5590 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
5591 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
5593 2001-09-21 Richard Henderson <rth@redhat.com>
5595 * rtl.h (LCT_RETURNS_TWICE): New.
5596 * calls.c (emit_call_1): Set current_function_calls_setjmp for
5598 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
5599 to ECF_RETURNS_TWICE.
5600 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
5603 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
5605 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
5606 (JMP_BUF_SIZE): New.
5608 2001-09-21 Richard Henderson <rth@redhat.com>
5610 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
5613 2001-09-21 Richard Henderson <rth@redhat.com>
5615 * tree.def (FDESC_EXPR): New.
5616 * expr.c (expand_expr): Handle it.
5617 * varasm.c (initializer_constant_valid_p): Likewise.
5618 (output_constant): Likewise.
5619 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5620 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5621 (ASM_OUTPUT_FDESC): New.
5622 * doc/tm.texi: Document the new macros.
5624 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5626 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
5627 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
5628 once merging is complete.
5630 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5632 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
5634 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5636 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
5637 that would be invalid after a merge.
5639 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
5641 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
5642 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
5644 (flow_delete_insn): This one.
5645 (delete_insn_chain): Rename from ...; do not care labels.
5646 (flow_delete_insn_chain): ... this one.
5647 (flow_delete_block): Remove the insns one BB has been expunged.
5648 (merge_blocks_nomove): Likewise.
5649 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
5650 updating BB boundaries.
5651 (tidy_fallthru_edge): Likewise.
5652 (commit_one_edge_insertion): Likewise.
5653 * cfgbuild.c (find_basic_block): Likewise.
5654 (find_basic_blocks_1): Likewise.
5655 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
5656 (try_crossjump_to_edge): Likewise.
5657 (try_optimize_cfg): Likewise.
5658 * cse.c (delete_trivially_dead_insns): Likewise.
5659 * df.c (df_insn_delete): Likewise.
5660 * doloop.c (doloop_modify): Use delete_related_insns.
5661 * emit-rtl.c (try_split): Likewise.
5662 (remove_insn): Update BB boundaries.
5663 * expect.c (connect_post_landing_pads): Use delete_related_insns.
5664 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
5665 updating BB boundaries.
5666 (propagate_block_delete_insn): Likewise.
5667 (propagate_block_delete_libcall): Likewise.
5668 * function.c (delete_handlers): Use delete_related_insns.
5669 (thread_prologue_and_epilogue_insns): Likewise.
5670 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
5671 * genpeep.c (gen_peephole): Use delete_related_insns.
5672 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
5674 (find_cond_trap): Likewise.
5675 * integrate.c (save_for_inline): Use delete_related_insns.
5676 (copy_insn_list): Likewise.
5677 * jump.c (pruge_linie_number_notes): Likewise.
5678 (duplicate_loop_exit_test): Likewise.
5679 (delete_computation): Likewise.
5680 (delete_related_insn): Rename from ...; use delete_insn
5681 (delete_insn): ... this one.
5682 (redirect_jump): Use delete_related_insns.
5683 * loop.c (scan_loop): Likewise.
5684 (move_movables): Likewise.
5685 (find_and_verify_loops): Likewise.
5686 (check_dbra_loop): Likewise.
5687 * recog.c (peephole2_optimize): Likewise.
5688 * reg-stack.c (delete_insn_for_stacker): Remove.
5689 (move_for_stack_reg): Use delete_insn.
5690 * regmove.c (combine_stack_adjustments_for_block): Likewise.
5691 * reload1.c (delete_address_reloads): Use delete_related_insns.
5692 (fixup_abnormal_edges): Use delete_insn.
5693 * recog.c (emit_delay_sequence): Use delete_related_insns.
5694 (delete_from-delay_slot): Likewise.
5695 (delete_scheduled_jump): likewise.
5696 (optimize_skip): Likewise.
5697 (try_merge_delay_insns): Likewise.
5698 (full_simple_delay_slots): Likewise.
5699 (fill_slots_from_thread): Likewise.
5700 (relax_delay_slots): Likewise.
5701 (make_return_insns): Likewise.
5702 (dbr_schedule): Likewise.
5703 * rtl.h (delete_insn): Rename to delete_related_insns.
5704 (delete_insn, delete_insn_chain): New prototypes.
5705 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
5706 by df_insn_delete already.
5707 * ssa-dce.c (delete_insn_bb): Use delete_insn.
5708 * ssa.c (convert_from_ssa): Use delete_related_insns.
5709 * unroll.c (unroll_loop): Likewise.
5710 (calculate_giv_inc): Likewise.
5711 (copy_loop_body): Likewise.
5713 * i386-protos.h (ix86_libcall_value, ix86_function_value,
5714 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5715 ix86_return_in_memory, ix86_function_value): Declare.
5716 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
5717 new static valurables.
5718 (x86_64_reg_class): New enum
5719 (x86_64_reg_class_name): New array.
5720 (classify_argument, examine_argument, construct_container,
5721 merge_classes): New static functions.
5722 (optimization_options): Enable flag_omit_frame_pointer and disable
5723 flag_pcc_struct_return on 64bit.
5724 (ix86_libcall_value, ix86_function_value,
5725 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5726 ix86_return_in_memory, ix86_function_value): New global functions.
5727 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
5728 (function_arg_advance): Handle x86_64 passing conventions.
5729 (function_arg): Likewise.
5730 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
5731 (RETURN_IN_MEMORY): Move offline.
5732 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
5733 (FUNCTION_VALUE_REGNO_P): New macro.
5734 (FUNCTION_ARG_REGNO_P): Move offline.
5735 (struct ix86_args): Add maybe_vaarg.
5736 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
5737 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
5739 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
5741 * s390.md: Changed attributes for scheduling.
5742 * s390.c: (s390_adjust_cost, s390_adjust_priority)
5745 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
5747 Table-driven attributes.
5748 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
5749 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
5750 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
5751 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
5752 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
5753 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
5754 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
5755 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
5756 * tree.h (struct tree_decl): Change machine_attributes to
5758 * doc/c-tree.texi: Document that all attributes are now attached
5760 * c-common.c (add_attribute, attrtab, attrtab_idx,
5761 default_valid_lang_attribute, valid_lang_attribute): Remove.
5762 (attribute_tables, attributes_initialized,
5763 c_common_attribute_table, default_lang_attribute_table): New
5765 (handle_packed_attribute, handle_nocommon_attribute,
5766 handle_common_attribute, handle_noreturn_attribute,
5767 handle_unused_attribute, handle_const_attribute,
5768 handle_transparent_union_attribute, handle_constructor_attribute,
5769 handle_destructor_attribute, handle_mode_attribute,
5770 handle_section_attribute, handle_aligned_attribute,
5771 handle_weak_attribute, handle_alias_attribute,
5772 handle_no_instrument_function_attribute,
5773 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
5774 handle_no_limit_stack_attribute, handle_pure_attribute): New
5776 (init_attributes, decl_attributes): Rewrite to implement
5777 table-driven attributes.
5778 * c-common.h (enum attribute_flags): Move to tree.h.
5779 * c-format.c (decl_handle_format_attribute,
5780 decl_handle_format_arg_attribute): Rename to
5781 handle_format_attribute and handle_format_arg_attribute. Update
5782 for table-driven attributes.
5783 * c-common.h (decl_handle_format_attribute,
5784 decl_handle_format_arg_attribute): Remove prototypes.
5785 (handle_format_attribute, handle_format_arg_attribute): Add
5787 * c-decl.c (grokdeclarator): Handle attributes nested inside
5789 * c-parse.in (setattrs, maybe_setattrs): Remove.
5790 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
5791 Update to handle nested attributes properly.
5792 (maybe_resetattrs, after_type_declarator,
5793 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
5794 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
5796 (make_pointer_declarator): Update to handle nested attributes
5798 * doc/extend.texi: Update documentation of limits of attributes
5799 syntax. Warn about problems with attribute semantics in C++.
5800 * target.h (struct target): Remove valid_decl_attribute and
5801 valid_type_attribute. Add attribute_table and
5802 function_attribute_inlinable_p.
5803 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
5804 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
5805 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
5807 (TARGET_INITIALIZER): Update.
5808 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
5810 (function_attribute_inlinable_p): New function. Check for the
5811 presence of any machine attributes before using
5812 targetm.function_attribute_inlinable_p.
5813 (function_cannot_inline_p): Update.
5814 * Makefile.in (integrate.o): Update dependencies.
5815 * doc/tm.texi: Update documentation of target attributes and
5816 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
5817 * tree.c (default_valid_attribute_p, valid_machine_attribute):
5819 (default_target_attribute_table,
5820 default_function_attribute_inlinable_p): New.
5821 (lookup_attribute): Update comment to clarify handling of multiple
5822 attributes with the same name.
5823 (merge_attributes, attribute_list_contained): Allow multiple
5824 attributes with the same name but different arguments to appear in
5825 the same attribute list.
5826 * tree.h (default_valid_attribute_p): Remove prototype.
5827 (struct attribute_spec): New.
5828 (default_target_attribute_table): Declare.
5829 (enum attribute_flags): Move from c-common.h. Add
5830 ATTR_FLAG_TYPE_IN_PLACE.
5831 (default_function_attribute_inlinable_p): Declare.
5832 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
5833 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5834 (TARGET_ATTRIBUTE_TABLE): Define.
5835 (vms_attribute_table): New.
5836 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
5837 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5838 (TARGET_ATTRIBUTE_TABLE): Define.
5839 (arc_attribute_table, arc_handle_interrupt_attribute): New.
5840 * config/arm/arm.c (arm_valid_type_attribute_p,
5841 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
5843 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5845 (TARGET_ATTRIBUTE_TABLE): Define.
5846 (arm_attribute_table, arm_handle_fndecl_attribute,
5847 arm_handle_isr_attribute): New.
5848 * config/avr/avr.c (avr_valid_type_attribute,
5849 avr_valid_decl_attribute): Remove.
5850 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
5852 (TARGET_ATTRIBUTE_TABLE): Define.
5853 (avr_attribute_table, avr_handle_progmem_attribute,
5854 avr_handle_fndecl_attribute): New.
5855 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
5856 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5857 (TARGET_ATTRIBUTE_TABLE): Define.
5858 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
5859 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
5860 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5861 (TARGET_ATTRIBUTE_TABLE): Define.
5862 (h8300_attribute_table, h8300_handle_fndecl_attribute,
5863 h8300_handle_eightbit_data_attribute,
5864 h8300_handle_tiny_data_attribute): New.
5865 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
5866 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
5868 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
5870 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
5871 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5873 (TARGET_ATTRIBUTE_TABLE): Define.
5874 (ix86_attribute_table, ix86_handle_cdecl_attribute,
5875 ix86_handle_regparm_attribute): New.
5876 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
5877 i386_pe_valid_type_attribute_p): Remove.
5878 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
5879 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
5880 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5881 (TARGET_ATTRIBUTE_TABLE): Define.
5882 (ia64_attribute_table): New.
5883 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
5884 interrupt_ident2, model_ident1, model_ident2): Remove.
5885 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5886 (TARGET_ATTRIBUTE_TABLE): Define.
5887 (init_idents): Update.
5888 (m32r_attribute_table, m32r_handle_model_attribute): New.
5889 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
5891 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5892 (TARGET_ATTRIBUTE_TABLE): Define.
5893 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
5894 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
5895 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5896 (TARGET_ATTRIBUTE_TABLE): Define.
5897 (mcore_attribute_table, mcore_handle_naked_attribute): New.
5898 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
5899 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5900 (TARGET_ATTRIBUTE_TABLE): Define.
5901 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
5902 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
5903 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5904 (TARGET_ATTRIBUTE_TABLE): Define.
5905 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
5906 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
5907 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5908 (TARGET_ATTRIBUTE_TABLE): Define.
5909 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
5910 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5912 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
5914 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
5915 (TARGET_ATTRIBUTE_TABLE): Define.
5916 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
5918 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
5919 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5920 (TARGET_ATTRIBUTE_TABLE): Define.
5921 (v850_attribute_table, v850_handle_interrupt_attribute,
5922 v850_handle_data_area_attribute): New.
5923 * config/v850/v850-c.c (mark_current_function_as_interrupt):
5924 Return void. Call decl_attributes instead of
5925 valid_machine_attribute.
5927 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
5929 * sh-protos.h (sh_pr_n_sets): Declare.
5930 * sh.c (calc_live_regs): If the initial value for PR has been copied,
5931 look at the copy to determine if PR needs to be saved.
5932 sh_pr_n_sets: New function.
5933 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
5934 (ALLOCATE_INITIAL_VALUE): Define.
5936 * sh.c (initial_elimination_offset):
5937 Fix RETURN_ADDRESS_POINTER_REGNUM case.
5939 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
5941 * integrate.c (allocate_initial_values): New function.
5942 * integrate.h (allocate_initial_values): Declare.
5943 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
5945 * reload1.c (reload): And initialization of reg_equiv_memory_loc
5947 * toplev.c (rest_of_compilation): To here.
5948 Call allocate_initial_values.
5949 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
5951 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5953 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
5955 2001-09-20 DJ Delorie <dj@redhat.com>
5957 * c-typeck.c (really_start_incremental_init): Discriminate
5958 between zero-length arrays and flexible arrays.
5959 (push_init_level): Detect zero-length arrays and handle them
5960 like fixed-sized arrays.
5961 * expr.c (store_constructor): Handle zero-length arrays and
5962 flexible arrays correctly.
5963 * doc/extend.texi: Update zero-length array notes.
5965 2001-09-20 Jim Wilson <wilson@redhat.com>
5967 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
5968 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
5969 for issue port conflicts.
5970 (cycle_end_fill_slots): TYPE_L instructions take two slots.
5972 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
5974 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
5977 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5979 * fold-const.c (hashtab.h): Include.
5980 (int_const_binop): Remove FORSIZE arg and compute from type; all
5982 Call size_int_type_wide for all single-word constants.
5983 (size_htab_hash, size_htab_eq): New functions.
5984 (size_int_type_wide): Rework to use hash table.
5985 * ggc-common.c (hashtab.h): Include.
5986 (struct d_htab_root): New struct.
5987 (d_htab_roots): New variable.
5988 (ggc_add_deletable_htab, ggc_htab_delete): New functions
5989 (ggc_mark_roots): Handle deletable htabs.
5990 * ggc-page.c (ggc_marked_p): New function.
5991 * ggc-simple.c (ggc_marked_p): Likewise.
5992 * ggc.h: Reformatting throughout.
5993 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
5994 * tree.c (init_obstacks): Make type_hash_table a deletable root.
5995 (type_hash_add): Allocate struct type_hash from GC memory.
5996 (mark_hash_entry, mark_type_hash): Deleted.
5997 (type_hash_marked_p, type_hash_mark): New functions.
5998 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
6000 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
6002 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
6005 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6007 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
6008 array-too-large test for signed sizetype.
6010 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6012 * i386.md (indirect_jump): Allow Pmode operand.
6013 (tablejump): LIkewise; perform expansion to 64bit mode.
6014 * i386.c (symbolic_operand): Allow 64bit PIC references.
6015 (pic_symbolic_operand): Likewise.
6016 (ix86_find_base_term): Strip the 64bit PIC references.
6017 (legitimate_pic_address_disp_p): Handle 64bit PIC.
6018 (legitimize_pic_address): Likewise.
6019 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
6020 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
6022 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
6024 * stringpool.c (get_identifier_with_length): New function.
6025 * tree.h (get_identifier_with_length): New prototype.
6027 2001-09-19 Alan Modra <amodra@bigpond.net.au>
6028 David Edelsohn <edelsohn@gnu.org>
6031 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
6032 already sign-extended.
6034 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
6035 * config/rs6000/rs6000.c (logical_operand): Always compare op as
6037 (rs6000_emit_set_long_const): Avoid unnecessary shift.
6038 (output_profile_hook): Declare label_name const.
6039 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
6040 to match constraints.
6042 2001-09-19 Stan Shebs <shebs@apple.com>
6044 * alias.c: Fix typos in comments.
6045 * sched-rgn.c (init_ready_list): Ditto.
6046 * unwind-dw2.c (uw_frame_state_for): Ditto.
6047 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
6048 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
6049 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
6051 2001-09-19 Richard Henderson <rth@redhat.com>
6053 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
6055 * Makefile.in (cfg.o): Depend on TM_P_H.
6057 2001-09-19 Richard Henderson <rth@redhat.com>
6059 * config/alpha/alpha.c (local_symbol_p): Split out from ...
6060 (local_symbolic_operand): ... here.
6061 (small_symbolic_operand): Check mode.
6062 (global_symbolic_operand): New.
6063 (input_operand): Reject symbolics if explicit relocs.
6064 (call_operand): Tidy.
6065 (alpha_legitimize_address): Use movdi_er_high_g.
6066 (alpha_expand_mov): Likewise.
6067 * config/alpha/alpha-protos.h: Update.
6068 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6069 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
6070 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
6071 (UNSPECV_LDGP2): Remove.
6072 (all call patterns): Use 's' not 'i' for symbolic constraint.
6073 (call_osf call_value_osf): Use call_operand.
6074 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
6075 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
6076 (prologue_ldgp_1_er): Remove.
6077 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
6078 (builtin_setjmp_receiver_er patterns): Use them.
6079 (exception_receiver_er): Likewise.
6081 2001-09-19 Richard Henderson <rth@redhat.com>
6083 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
6085 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
6086 and NON_LOCAL_GOTO notes.
6087 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
6088 copy over CALL_INSN_FUNCTION_USAGE.
6090 2001-09-18 Catherine Moore <clm@redhat.com>
6092 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
6095 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
6097 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
6098 new-style tm_file specification. Specify correct tm_p_file,
6099 md_file, and out_file for s390x.
6101 * config/s390/linux.h, linux64.h: Don't include other target
6102 macro header files. Now handled via tm_file.
6104 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
6105 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
6106 are defined before use.
6108 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
6110 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
6111 code generation only for Gnu assembler.
6113 2001-09-18 Catherine Moore <clm@redhat.com>
6115 * config/stormy16 (LIB_SPEC): Remove -lnosys.
6117 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
6119 * config/mips/mips.c (mips_frame_set): New.
6120 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
6121 a parallel frame-related expression with a set for each register.
6123 2001-09-18 Philip Blundell <philb@gnu.org>
6125 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
6128 2001-09-17 Dale Johannesen <dalej@apple.com>
6130 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
6131 * config/rs6000/aix.h (FIXED_R2): Define.
6132 * config/rs6000/darwin.h (FIXED_R2): Define.
6133 * config/rs6000/sysv4.h (FIXED_R2): Define.
6135 2001-09-17 Jeff Sturm <jsturm@one-point.com>
6137 * except.c (dw2_build_landing_pads): New local
6138 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
6139 barrier after clobbers. Fixes c++/4012.
6141 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6143 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
6145 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
6147 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
6148 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
6150 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6152 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
6155 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
6157 * cpphash.h (_cpp_lex_direct): New.
6158 * cpplex.c (_cpp_lex_token): Update.
6159 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
6160 and increment that pointer.
6161 * cppmacro.c (alloc_expansion_token): New.
6162 (lex_expansion_token): Lex macro expansion directly into
6165 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
6167 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
6169 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
6171 * basic-block.h (free_bb_for_insn): Declare.
6172 * bb-reorder.c (label_for_bb): Use block_label.
6173 (emit_jump_to_block_after): Remove.
6174 (insert_intra_1): Do not update block_for_insn.
6175 (insert_inter_bb_scope_notes): Likewise; update bb->end
6176 * cfg.c (free_bb_for_insn): New.
6177 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
6178 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
6179 (commit_one_edge_insertion): Likewise.
6180 (commit_one_edge_insertion): Do not update BB boundary.
6181 (commit_edge_insertions): Do not call compute_bb_for_insn.
6182 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
6183 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
6184 (merge_blocks_move_successor_nojumps): Likewise.
6185 (try_crossjump_to_edge): Do not update block_for_insn.
6186 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
6187 * df.c (df_pattern_emit_later): Do not update BB boundary.
6188 (df_jump_pattern_emit_after): Likewise.
6189 (df_insn_move_before): Use emit_insn_before.
6190 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
6192 (add_insn_after, add_insn_before, emit_insns_after): Update BB
6193 boundaries and basic_block_for_insn.
6194 (reorder_insns_nobb): Rename from reorder_insns.
6195 (reorder_insns): New.
6196 (emit_block_insn_before, emit_block_insn_after): Kill.
6197 * flow.c (check_function_return_warnings): Do not call
6198 compute_bb_for_insn; Do not free basic_block_for_insn.
6199 (attempt_auto_inc): Do not update basic_block_for_insn.
6200 * function.c (emit_return_into_block): Likewise;
6201 do not update BB boundaries.
6202 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
6203 (insert_insn_end_bb): Use emit_insn_before; Likewise.
6204 (pre_insert_copy_insn): Likewise.
6205 (update_ld_motion_notes): Likewise.
6206 (insert_insn_start_bb): Likewise.
6207 (replace_store_insn): Likewise.
6208 * ifcvt.c (noce_process_if_block): Likewise.
6209 (if_convert): Do not call compute_bb_for_insn.
6210 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
6211 Use emit_insn_before and emit_insn_after.
6212 * recog.c (split_all_insns): Do not update BB boundaries;
6213 Do not call compute_bb_for_insn.
6214 (peephole2_optimize): Do not update BB boundaries.
6215 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
6217 (emit_swap_insn): Likewise.
6218 (convert_regs_1): Likewise.
6219 * reload1.c (reload): Call compute_bb_for_insn.
6220 * rtl.h (reorder_insns_nobb): Declare.
6221 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
6222 * toplev.c (rest_of_compilation): Call free_bb_for_insn
6223 at places CFG is invalidated; do not call compute_bb_for_insn.
6225 * cfg.c (expunge_block): Invalidate BB structure.
6227 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
6230 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
6232 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6234 * cpphash.h (_cpp_lex_token): Update prototype.
6235 * cpplex.c (_cpp_lex_token): New prototype.
6236 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
6237 lex_macro_node, read_flag, do_pragma_poison): Update.
6238 * cppmacro.c (cpp_get_token, parse_params,
6239 lex_expansion_token): Update.
6241 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6243 * cppmain.c (scan_translation_unit): Don't worry about
6244 putting a space after hashes.
6245 * cpplib.c (directive_diagnostics): New.
6246 (_cpp_handle_directive): Update to use directive_diagnostics.
6247 (run_directive): Don't toggle prevent_expansion.
6248 (do_line): Backup in case of the line extension.
6249 * cpplib.h (cpp_lexer_pos): Remove.
6250 * cppmacro.c (_cpp_create_definition): Precede a leading #
6253 2001-09-15 Richard Henderson <rth@redhat.com>
6255 * c-typeck.c (comptypes): Handle zero-length arrays properly.
6257 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6259 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
6261 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6263 PR preprocessor/3571
6264 * tradcpp.c (handle_directive): Skip non-vertical space.
6266 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6268 * cppmain.c (setup_callbacks): Set line callback only
6269 if outputting preprocessed source.
6271 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6273 * collect2.c (main): Const-ification.
6274 * gcc.c (translate_options, process_command): Use xstrdup in
6275 lieu of xmalloc/strcpy.
6276 (main): Use concat in lieu of xmalloc/strcpy/strcat.
6278 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6280 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
6283 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6285 * scan-decls.c (scan_decls): Fix typo.
6287 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6289 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
6290 Split mlstring_pos into mls_line and mls_col.
6291 * cppinit.c (cpp_create_reader): Initialize line to 1.
6292 (cpp_destroy): Free tokenruns.
6293 (push_include): Don't update lexer_pos.
6294 * cpplex.c (unterminated, parse_string): Update.
6295 (lex_token): Don't update lexer_pos, update.
6296 * cpplib.c (if_stack): Save line instead of line + col.
6297 (start_directive, _cpp_do__Pragma, do_else, do_elif,
6298 push_conditional, _cpp_pop_buffer): Update.
6299 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
6300 (_cpp_create_definition): Update.
6302 2001-09-15 Eric Christopher <echristo@redhat.com>
6304 * config/mips/abi64.h: Add support for MEABI.
6306 2001-09-15 Eric Christopher <echristo@redhat.com>
6308 * config/mips/mips.md: Add unspec #2.
6310 (reload_outdi): Ditto.
6311 (reload_outsi): Ditto.
6314 2001-09-15 Eric Christopher <echristo@redhat.com>
6315 Jason Eckhardt <jle@redhat.com>
6317 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
6318 * config/mips/isa32-linux.h: New file.
6319 * config/mips/isa3264.h: Ditto.
6320 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
6321 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
6322 (output_block_mode): Support MEABI.
6323 (function_arg): Ditto. Fix floating point arg passing.
6324 (mips_va_start): Ditto.
6325 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
6327 (mips_asm_file_start): Add new section to pass abi to gdb.
6328 (function_arg_pass_by_reference): Support MEABI.
6329 (mips_parse_cpu): Support mips32 and mips64 processors.
6330 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
6331 TARGET_MIPS5KC. Support isa32 and isa64.
6332 (processor_type): Add r4kc, r5kc, r20kc.
6333 (GENERATE_MULT3_SI): New.
6334 (GENERATE_MULT3_DI): Ditto.
6335 (GENERATE_MULT3): Remove.
6336 (ISA_HAS_64BIT_REGS): Add isa == 64.
6337 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
6338 (ISA_HAS_MADD_MSUB): New.
6339 (ISA_HAS_CLZ_CLO): Ditto.
6340 (ISA_HAS_DCLZ_DCLO): Ditto.
6341 (ABI_GAS_ASM_SPEC): New.
6342 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
6345 (SUBTARGET_CC1_SPEC): Ditto.
6346 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6347 (PAD_VARARGS_DOWN): Support MEABI.
6348 (HARD_REGNO_NREGS): Move to mips.c.
6349 (ASM_OUTPUT_IDENT): Add #undef.
6350 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
6351 (mulsi3): Use GENERATE_MULT3_SI.
6352 (mulsi3_mult3): Ditto. Support mips32, mips64.
6353 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
6354 (mul_sub_si): New pattern.
6355 (unnamed splitters): New.
6356 (muldi3): Use GENERATE_MULT3_DI.
6357 (muldi3_internal2): Ditto.
6358 (movdicc): Support mips32.
6359 * config/mips/t-isa3264: New file.
6361 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
6363 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
6364 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
6365 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
6367 * reorg.c (fill_slots_from_thread): After call to
6368 steal_delay_list_from_target, update own_thread as new_thread may
6371 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
6373 * cpperror.c (print_location): Take line and column, for
6374 default positioning use the previously lexed token.
6375 (_cpp_begin_message): Take line and column.
6376 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6377 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6378 * cpphash.h (_cpp_begin_message): Update prototype.
6379 * cppinit.c (push_include): Don't set output line.
6380 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
6381 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
6382 (do_pragma): Kludge for front ends. Don't expand macros at all.
6383 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
6384 (struct cpp_token): Remove output_line.
6385 (struct cpp_callbacks): New member line_change.
6386 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
6387 cpp_get_token): Preserve BOL flag.
6388 (cpp_get_line): Remove.
6389 (_cpp_backup_tokens): Remove useless abort().
6390 * cppmain.c (cb_line_change): New.
6391 (scan_translation_unit): Don't worry about starting new lines here.
6392 * scan-decls.c (scan_decls): Update.
6393 * c-lex.c (c_lex, init_c_lex): Update.
6394 (cb_line_change, src_lineno): New.
6396 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
6398 * tree.c (append_random_chars): Generate the random
6399 characters in a reproducable fashion.
6401 2001-09-14 Richard Henderson <rth@redhat.com>
6403 * config/i386/i386.c (internal_label_prefix): New.
6404 (internal_label_prefix_len): New.
6405 (override_options): Set them.
6406 (local_symbolic_operand): New.
6407 (legitimate_pic_address_disp_p): Use it.
6408 (legitimize_pic_address): Likewise.
6410 2001-09-14 Marc Espie <espie@openbsd.org>
6412 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
6415 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6417 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
6418 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
6420 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
6422 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
6423 invocation of SUBREG_REGNO_OFFSET.
6425 * haifa-sched.c: Fix typo in FSF copyright statement.
6426 * sched-deps.c: Fix typo in FSF copyright statement.
6427 * sched-ebb.c: Fix typo in FSF copyright statement.
6428 * sched-rgn.c: Fix typo in FSF copyright statement.
6429 * sched-vis.c: Fix typo in FSF copyright statement.
6431 * config.gcc: Move inclusion of arm elf specific header files
6432 from the files themselves into the tm_file variable. Make
6433 sure that elfos.h is included before target specific elf
6435 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
6437 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
6438 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
6439 ASM_OUTPUT_CASE_LABEL): Protect definition.
6440 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
6441 not already defined.
6442 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
6443 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
6444 Remove duplicate definition.
6445 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
6446 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
6447 (RDATA_SECTION_FUNCTION): Remove redundant definition.
6448 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
6449 Remove inclusion of arm/elf.h.
6450 * config/arm/unknown-elf.h: as for conix-elf.h.
6451 (STARTFILE_SPEC): Include crti.o and crtn.o.
6452 * config/arm/linux-elf.h: as for conix-elf.h.
6453 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
6454 * config/arm/strongarm-elf.h: Remove inclusion of
6456 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
6457 * config/arm/unknown-elf-oabi.h: Remove inclusion of
6458 unknown-elf.h and elf.h.
6459 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
6460 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
6461 ASM_WEAKEN_LABEL): Remove redundant definition.
6462 * config/arm/elf.h: Test for inclusion of elfos.h
6463 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
6464 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
6465 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
6466 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
6467 redundant definition.
6468 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
6469 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
6470 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
6471 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
6472 Add rules to build crti.o and crtn.o
6473 * crti.asm: New file.
6474 * crtn.asm: New file.
6476 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
6478 * c-parse.in (_yylex): Use _cpp_backup_tokens.
6479 * cpphash.h (struct tokenrun): Add prev.
6480 (struct lexer_state): Remove bol.
6481 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
6482 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
6484 * cppinit.c (cpp_create_reader): Don't set bol.
6485 (cpp_destroy): Don't free lookaheads.
6486 * cpplex.c (lex_directive): Remove.
6487 (next_tokenrun): Update.
6488 (_cpp_lex_token): Clean up logic.
6489 (lex_token): Update to return a pointer to lexed token, since it
6490 can move to the start of the buffer. Simpify newline handling.
6491 * cpplib.c (SEEN_EOL): Update.
6492 (skip_rest_of_line): Remove lookahead stuff.
6493 (end_directive): Line numbers are already incremented. Revert
6494 to start of lexed token buffer if we can.
6495 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
6496 parse_answer): Use _cpp_backup_tokens.
6497 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
6498 instead. Don't check for EOL.
6499 (do_include_common, do_line, do_pragma_system_header): Use
6501 * cpplib.h (BOL, _cpp_backup_tokens): New.
6502 * cppmacro.c (save_lookahead_token, take_lookahead_token,
6503 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
6504 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
6505 (builtin_macro): Don't use cpp_get_line.
6506 (cpp_get_line): Short term kludge.
6507 (parse_arg): Handle directives in arguments here. Back up when
6508 appropriate. Store EOF at end of argument list.
6509 (funlike_invocation_p): Use _cpp_backup_tokens.
6510 (push_arg_context): Account for EOF at end of list.
6511 (cpp_get_token): Remove lookahead stuff. Update.
6513 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6515 * c-parse.in (yyerror): Const-ification and/or static-ization.
6516 * c-typeck.c (push_member_name): Likewise.
6517 * collect2.c (main): Likewise.
6518 * dbxout.c (dbxout_parms): Likewise.
6519 * diagnostic.c (format_with_decl): Likewise.
6520 * dwarf2out.c (output_ranges): Likewise.
6521 * dwarfout.c (fundamental_type_code): Likewise.
6522 * except.c (dw2_output_call_site_table): Likewise.
6523 * gcc.c (do_spec_1): Likewise.
6524 * genopinit.c (optabs): Likewise.
6525 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
6526 gen_declaration_1, handle_impent): Likewise.
6527 * protoize.c (default_include, in_system_include_dir, abspath):
6529 * sched-vis.c (visualize_stall_cycles): Likewise.
6530 * sdbout.c (plain_type_1, sdbout_end_function,
6531 sdbout_end_epilogue): Likewise.
6532 * varasm.c (decode_reg_name): Likewise.
6534 * 1750a.c (mod_regno_adjust): Likewise.
6535 * alpha.c (alpha_write_one_linkage,
6536 unicosmk_output_default_externs): Likewise.
6537 * arm.c (arm_condition_codes): Likewise.
6538 * arm.h (arm_condition_codes): Likewise.
6539 * avr.c (output_movsisf, encode_section_info): Likewise.
6540 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
6542 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6543 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6544 * m88k.c (output_function_profiler): Likewise.
6545 * mips.c (mips_output_conditional_branch): Likewise.
6546 * ns32k.c (ns32k_out_reg_names): Likewise.
6547 * ns32k.h (ns32k_out_reg_names): Likewise.
6548 * pj.c (pj_output_rval): Likewise.
6549 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
6550 * sparc.c (sparc_flat_function_prologue,
6551 sparc_flat_function_epilogue): Likewise.
6553 2001-09-13 Markus Werle <numerical.simulation@web.de>
6554 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6556 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
6557 Aachen University of Technology".
6559 2001-09-13 Andreas Schwab <schwab@suse.de>
6561 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
6564 2001-09-13 Richard Henderson <rth@redhat.com>
6566 * config/alpha/alpha.c (small_symbolic_operand): New.
6567 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
6568 (some_operand, input_operand): Don't handle HIGH.
6569 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
6570 (alpha_expand_mov): Likewise.
6571 (print_operand) [H]: Just print HIGH symbol.
6572 (print_operand_address): Handle small data.
6573 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
6574 (TARGET_SWITCHES): Add -msmall-data/large-data.
6575 (PIC_OFFSET_TABLE_REGNUM): New.
6576 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
6577 (PREDICATE_COES): Update.
6578 * config/alpha/alpha.md (adddi_er_high): New.
6579 (adddi_er_low): Handle small data.
6580 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
6581 prefer .sdata to .rodata.
6582 (SELECT_RTX_SECTION): Likewise.
6584 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
6586 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
6587 defining __size_t and leaving size_t undefined.
6589 2001-09-12 Diego Novillo <dnovillo@redhat.com>
6591 * basic-block.h (expunge_block): Declare.
6592 * cfg.c (expunge_block): Remove static declaration.
6594 2001-09-12 Richard Henderson <rth@redhat.com>
6596 * integrate.c (copy_insn_list): Copy label name from
6597 NOTE_INSN_DELETED_LABEL.
6599 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6601 * c-common.c (c_tree_code_name): Const-ification.
6602 * c-decl.c (c_decode_option): Likewise.
6603 * c-typeck.c (warn_for_assignment): Likewise.
6604 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
6606 * cppinit.c (output_deps): Likewise.
6607 * dependence.c (dependence_string, direction_string): Likewise.
6608 * dwarf2out.c (output_ranges): Likewise.
6609 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
6610 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
6611 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
6612 standard_startfile_prefix, standard_startfile_prefix_1,
6613 standard_startfile_prefix_2, tooldir_base_prefix,
6614 standard_bindir_prefix, find_a_file): Likewise.
6615 * genattrtab.c (make_length_attrs): Likewise.
6616 * gencheck.c (tree_codes): Likewise.
6617 * genemit.c (gen_split): Likewise.
6618 * genrecog.c (special_mode_pred_table): Likewise.
6619 * graph.c (graph_ext): Likewise.
6620 * protoize (default_include): Likewise.
6621 * reload.c (reload_when_needed_name): Likewise.
6622 * sched-vis.c (visualize_stall_cycles): Likewise.
6623 * tlink.c (recompile_files): Likewise.
6624 * toplev.c (decode_g_option): Likewise.
6625 * tradcpp.c (output_deps): Likewise.
6626 * varasm.c (decode_reg_name): Likewise.
6628 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
6631 * avr.c (avr_regnames, encode_section_info): Likewise.
6632 * c4x.c (float_reg_names): Likewise.
6633 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
6634 * elfos.h (const_section): Likewise.
6635 * i386.c (ix86_comp_type_attributes): Likewise.
6636 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6637 * ia64/aix.h (UNIQUE_SECTION): Likewise.
6638 * ia64.c (type_names): Likewise.
6639 * m68hc11.c (reg_class_names): Likewise.
6640 * m88k.c (m_options): Likewise.
6641 * mips.c (mips_output_conditional_branch, mips_unique_section):
6643 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6644 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
6645 ultra_code_names): Likewise.
6646 * sparc.h (OVERRIDE_OPTIONS): Likewise.
6648 2001-09-12 Jakub Jelinek <jakub@redhat.com>
6650 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
6651 Use --fatal-warnings option for gas.
6652 * configure: Rebuilt.
6654 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6656 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
6658 2001-09-11 Jim Wilson <wilson@redhat.com>
6660 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
6662 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6664 * builtins.c (c_strlen): Treat an offset too large for a
6665 HOST_WIDE_INT as out of range.
6667 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
6669 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
6670 (EDGE_CRITICAL_P): New predicate.
6671 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
6673 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
6674 (dump_edge_info): Remove "crit".
6675 * cfganal.c (mark_critical_edges): Kill.
6676 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
6677 * cfgcleanup.c (cleanup_cfg): Likewise.
6678 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
6679 (find_spanning_tree): Likewise.
6680 * reg-stack.c (convert_regs_1): Likewise.
6681 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
6683 * basic-block.h (create_basic_block_structure): New.
6684 (create_basic_block): Update prototype.
6685 (force_nonfallthru): New.
6686 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
6687 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
6688 handle updating of block_for_insn, creating of empty BBs and BBs at
6689 the end of INSN chain.
6690 (create_basic_block): New function.
6691 (split_block): Use create_basic_block.
6692 (force_nonfallthru_and_redirect): Break out from ...; cleanup
6693 (redirect_edge_and_branch_force): ... here.
6694 (force_nonfallthru): New.
6695 (split_edge): Rewrite to use force_nonfallthru and create_block.
6696 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
6697 (find_basic_blocks): Free basic_block_for_insn.
6698 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
6700 * cfg.c: Fix formating.
6701 * cfgcleanup.c: Fix formating.
6702 (merge_blocks, tail_recursion_label_p): Return bool.
6703 (merge_blocks_move_predecessor_nojumps,
6704 merge_blocks_move_successor_nojumps): Return void.
6706 2001-09-11 Jakub Jelinek <jakub@redhat.com>
6708 * configure.in: Check whether assembler supports section merging.
6709 * config.in: Rebuilt.
6710 * configure: Rebuilt.
6711 * varasm.c (variable_section, output_constant_pool): Pass alignment
6712 to SELECT_SECTION and SELECT_RTX_SECTION.
6713 (mergeable_string_section): New.
6714 (mergeable_constant_section): New.
6715 (default_elf_asm_named_section): Output SECTION_MERGE and
6716 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6717 * output.h (mergeable_string_section): New.
6718 (mergeable_constant_section): New.
6719 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
6720 * toplev.c (flag_merge_constants): New.
6721 (f_options): Add -fmerge-constants and -fmerge-all-constants
6723 (toplev_main): Default to -fno-merge-constants if not optimizing.
6724 * flags.h (flag_merge_constants): Add extern.
6725 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
6726 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
6728 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
6729 Define if assembler has working .subsection -1 support.
6730 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
6731 Put constant into special SHF_MERGE sections if the linker should
6732 attempt to merge duplicates.
6733 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
6735 Put constant into special SHF_MERGE sections if the linker should
6736 attempt to merge duplicates.
6737 * config/alpha/elf.h: Likewise.
6738 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
6739 has working .subsection -1 support.
6740 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
6742 * config/svr3.h: Likewise.
6743 * config/darwin.h: Likewise.
6744 * config/arm/aof.h: Likewise.
6745 * config/arm/linux-elf.h: Likewise.
6746 * config/avr/avr.h: Likewise.
6747 * config/c4x/c4x.h: Likewise.
6748 * config/d30v/d30v.h: Likewise.
6749 * config/i386/dgux.h: Likewise.
6750 * config/i386/osfrose.h: Likewise.
6751 * config/i386/sco5.h: Likewise.
6752 * config/i386/svr3gas.h: Likewise.
6753 * config/ia64/aix.h: Likewise.
6754 * config/m32r/m32r.h: Likewise.
6755 * config/m68k/m68k.h: Likewise.
6756 * config/m88k/dgux.h: Likewise.
6757 * config/m88k/m88k.h: Likewise.
6758 * config/mcore/mcore-pe.h: Likewise.
6759 * config/mips/mips.h: Likewise.
6760 * config/pa/pa.h: Likewise.
6761 * config/pa/pa-linux.h: Likewise.
6762 * config/romp/romp.h: Likewise.
6763 * config/rs6000/sysv4.h: Likewise.
6764 * config/rs6000/xcoff.h: Likewise.
6765 * config/s390/linux.h: Likewise.
6766 * config/sparc/sparc.h: Likewise.
6767 * config/sparc/sysv4.h: Likewise.
6768 * config/stormy16/stormy16.h: Likewise.
6769 * config/v850/v850.h: Likewise.
6770 * config/vax/vms.h: Likewise.
6771 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
6772 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6773 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
6774 default_elf_asm_named_section for SHF_MERGE sections.
6776 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6778 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
6781 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
6783 * c-common.c (split_specs_attrs): Allow for empty attributes with
6784 empty TREE_PURPOSE. Fixes PR c/4294.
6786 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
6788 * basic-block.h (cached_make_edge, make_single_succ): New.
6789 (make_edge): Remove first parameter.
6790 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
6791 * cfg.c (cached_make_edge): Rename from make_edge; return newly
6792 created edge; use obstack allocation.
6793 (make_edge, make_single_succ_edge): New.
6794 (first_removed_edge): New static variable.
6795 (init_flow): Initialize first_removed_edge and n_edges.
6796 (clear_edges): Use remove_edge.
6797 (flow_delete_block): Likewise.
6798 (remove_edge): Add removed edges to the removed edges list.
6799 (split_block, redirect_edge_and_branch_force, split_edge):
6801 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
6802 (add_noreturn_fake_exit_edges): Likewise.
6803 (connect_infinite_loops_to_exit): Liekwise.
6804 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
6805 Use cached_make_edge.
6806 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
6807 * profile.c (branch_prob): Update make_edge call.
6808 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
6810 2001-09-11 Richard Henderson <rth@redhat.com>
6812 * config/alpha/alpha.c: Tidy formatting.
6813 (local_symbolic_operand): Verify mode.
6814 (alpha_sa_mask): Ignore unicos for eh_return.
6815 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
6816 * config/alpha/alpha.md (umk divsi patterns): Remove.
6817 (extendsfdf2): Remove unicos check.
6818 (tablejump): Merge vms and unicos code; always use direct set
6821 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6823 * config.gcc (alpha*-*-unicosmk*): New target.
6825 * config/alpha/alpha-protos.h (symbolic_operand,
6826 unicosmk_add_call_info_word, unicosmk_add_extern,
6827 unicosmk_defer_case_vector, unicosmk_unique_section,
6828 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
6829 unicosmk_asm_file_start, unicosmk_asm_file_end,
6830 unicosmk_output_common): Declare.
6832 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
6833 direct_return, function_arg, alpha_va_start, alpha_va_arg,
6834 alpha_does_function_need_gp, alpha_end_function): Support Cray
6836 (alpha_init_machine_status, alpha_mark_machine_status,
6837 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
6838 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
6839 unicosmk_asm_named_section, unicosmk_insert_attributes,
6840 unicosmk_section_type_flags, symbolic_operand,
6841 unicosmk_output_module_name, unicosmk_output_default_externs,
6842 unicosmk_output_dex, unicosmk_output_externs,
6843 unicosmk_output_addr_vec, unicosmk_ssib_name,
6844 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
6845 unicosmk_asm_file_end, unicosmk_output_common,
6846 unicosmk_section_type_flags, unicosmk_unique_section,
6847 unicosmk_add_call_info_word, unicosmk_text_section,
6848 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
6849 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
6850 unicosmk_dex_count, unicosmk_special_name): New.
6851 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
6852 TARGET_ABI_UNICOSMK.
6853 (get_aligned_mem, alpha_expand_unaligned_load,
6854 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
6855 alpha_expand_unaligned_store_words): Support big-endian mode.
6856 (print_operand): Likewise. New format specifier 't'. Use
6857 TARGET_AS_SLASH_BEFORE_SUFFIX.
6858 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
6859 (alpha_pv_save_size): Update with above change.
6860 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
6861 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
6864 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
6865 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
6866 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
6867 (EXTRA_CONSTRAINT): New constraint 'U'.
6868 (PREDICATE_CODES): Add symbolic_operand.
6870 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
6871 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
6872 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
6873 (integer division and modulus patterns): Split in default and
6875 (*divmodsi_internal, *divmoddi_internal): Disable for
6876 TARGET_ABI_UNICOSMK.
6877 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
6878 little-endian and big-endian versions.
6879 (ext, ins, msk): Likewise.
6880 (extv, extzv, insv): Support big-endian mode.
6881 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
6882 (call_umk, call_value_umk, *call_umk, tablejump_umk,
6883 *tablejump_umk_internal, *call_value_umk): New.
6884 (*movdi_nofix): Add pattern for loading an address into a register on
6885 TARGET_ABI_UNICOSMK.
6886 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
6887 (umk_mismatch_args, arg_home_umk): New.
6888 (various insns): Don't use mov, fmov, nop, fnop and unop.
6889 (realign): Support TARGET_ABI_UNICOSMK.
6891 * config/alpha/unicosmk.h: New file.
6892 * config/alpha/t-unicosmk: New file.
6894 * fixinc/inclhack.def (unicosmk_restrict): New.
6895 * fixinc/fixincl.x: Regenerate.
6897 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
6898 (wchar_t): Check for and define __WCHAR_T__.
6900 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
6902 * combine.c (simplify_shift_const): Treat shifts by the mode
6905 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
6907 * cpphash.h (struct tokenrun): New.
6908 (struct cpp_context): New member bol.
6909 (struct cpp_reader): New members.
6910 (_cpp_init_tokenrun): New.
6911 * cppinit.c (cpp_create_reader): Set up the token runs.
6912 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
6913 (lex_token): New internalised version of _cpp_lex_token. Don't
6914 handle directives or the multiple include opimisation here any
6915 more. Simply lex a token.
6916 * cpplib.c (run_directive): Clear bol.
6917 (_cpp_pop_buffer): Set bol.
6918 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
6921 2001-09-11 Michael Meissner <meissner@redhat.com>
6923 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
6924 give an error if the user uses -mfp32.
6925 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
6927 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
6928 floating point register size.
6929 (EXTRA_SPECS): Add CPP_FPR_SPEC.
6931 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
6932 HOST_WIDE_INT_PRINT_DEC to properly print the result of
6934 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6935 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6937 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
6939 * dbxout.c (dbxout_parms): Fix typo in comment.
6940 * unroll.c (loop_find_equiv_value): Ditto.
6941 * toplev.c (rest_of_compilation): Ditto.
6942 * loop.c (scan_loop): Ditto.
6943 * dwarf2out.c (struct dw_fde_struct): Ditto.
6945 2001-09-10 Zack Weinberg <zackw@panix.com>
6947 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
6948 copying identifier when we're just going to throw it away.
6949 (parse_identifier_slow): New routine to handle abnormal cases.
6950 (_cpp_lex_token): Update call site.
6952 * hashtable.c (ht_lookup): Don't assume that the string we've
6953 been given is NUL-terminated.
6954 * system.h: #define __builtin_expect(a, b) to (a) if not
6957 2001-09-10 Michael Meissner <meissner@redhat.com>
6959 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
6962 2001-09-10 David Edelsohn <edelsohn@gnu.org>
6964 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
6966 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6968 * builtins.c (c_getstr): Correct thinko in last change and further
6971 2001-09-10 Tim Freeman <tim@fungibole.com>
6973 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
6974 into varray's and register them as roots with the garbage
6975 collector so they are not collected too soon.
6977 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
6979 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
6981 * basic-block.h (flow_obstack, label_value_list,
6982 tail_recursion_label_list): Declare
6983 (tidy_fallthru_edges): Declare.
6984 (expunge_block, last_loop_beg_note): Delete.
6985 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
6987 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
6988 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
6989 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
6990 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
6991 expunge_block, flow_delete_block, compute_bb_for_insn,
6992 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
6993 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
6994 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
6995 try_redirect_by_replacing_jump, last_loop_beg_note,
6996 redirect_edge_and_branch, redirect_edge_and_branch_force,
6997 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
6998 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6999 commit_edge_insertions, dump_flow_info, debug_flow_info,
7000 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
7001 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
7002 Move here from flow.c
7003 * cfganal.c: New file.
7004 (forwarder_block_p, can_fallthru, mark_critical_edges,
7005 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
7006 find_unreachable_blocks, create_edge_list, free_edge_list,
7007 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
7008 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
7009 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
7010 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
7011 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
7012 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
7013 Move here from flow.c
7014 * cfgbuild.c: New file
7015 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
7016 make_edges, find_basic_blocks_1, find_basic_blocks,
7017 find_sub_basic_blocks): Move here from flow.c
7018 * cfgcleanup.c: New file.
7019 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
7020 merge_blocks_move_predecessor_nojumps,
7021 merge_blocks_move_successor_nojumps, merge_blocks,
7022 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7023 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
7024 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
7026 * cfgloop.c: New file
7027 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
7028 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
7029 flow_loop_exit_edges_find, flow_loop_nodes_find,
7030 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7031 flow_loop_tree_node_add, flow_loops_tree_build,
7032 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
7033 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
7034 Move here from flow.c
7035 * flow.c: Remove everything moved elsewhere
7036 * output.h (cleanup_cfg): Return bool.
7038 * bb-reorder.c (reorder_block_def): Remove 'index'.
7039 (insert_intra_1): Add argument BB, set block for new note.
7040 (make_reorder_chain): Do not depdent on BB indexes.
7041 (make_reorder_chain_1): Do not use BB indexes.
7042 (label_for_bb): Likewise; set BB for new insn.
7043 (emit_jump_to_block_after): Likewise.
7044 (fixup_reoder_chain): Sanity check that all basic blocks
7045 are chained; verify newly created insn chain; remove
7046 undocnitional jump simplifying; Do not use BB indexes;
7047 properly initialize count and frequency information;
7048 dump reordered sequence.
7049 (insert_intra_bb_scope_notes): update call of insert_intra_1.
7050 (insert_inter_bb_scope_notes): Set block for new insn.
7051 (reorder_basic_blocks): Dump flow info before reoredering.
7053 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7055 * alias.c (clear_reg_alias_info): Use K&R format definition.
7056 Avoid unsigned warning.
7057 * builtins.c: Use "unsigned int", not "unsigned".
7058 (target_char_cast): Use host_integerp and tree_low_cst.
7059 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
7060 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
7061 (c_getstr): Likewise.
7062 (std_expand_builtin_va_arg): Use int_size_in_bytes.
7063 (builtin_memcpy_read_str): Avoid unsigned warning.
7064 (expand_builtin_memcpy): Alignments are unsigned.
7065 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
7066 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
7067 * predict.c (expensive_function_p): LIMIT now unsigned.
7068 * resource.c (mark_target_live_regs): Make some vars unsigned.
7069 * sdbout.c: Use "unsigned int", not "unsigned".
7070 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
7071 (sdbout_source_line): Likewise.
7072 (sdbout_record_type_name): Remove "const" for NAME declaration.
7073 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
7075 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
7077 * calls.c (store_one_arg): Expand comment.
7079 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7081 * calls.c (store_one_arg): Make sure that the entire argument is
7082 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
7084 2001-09-09 Richard Henderson <rth@redhat.com>
7086 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
7088 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
7090 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
7092 2001-09-09 Richard Henderson <rth@redhat.com>
7094 * config/alpha/alpha.c (alpha_next_sequence_number): New.
7095 (alpha_this_literal_sequence_number): New.
7096 (alpha_this_gpdisp_sequence_number): New.
7097 (some_operand, input_operand): Add HIGH.
7098 (local_symbolic_operand): New.
7099 (alpha_encode_section_info): New.
7100 (alpha_legitimate_address_p): Allow LO_SUM.
7101 (alpha_legitimize_address): Generate HIGH+LO_SUM.
7102 (alpha_expand_mov): Likewise.
7103 (secondary_reload_class): Check memory_operand not general_operand
7105 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
7106 (alpha_expand_unaligned_store): Likewise.
7107 (alpha_expand_unaligned_load_words): Likewise.
7108 (alpha_expand_unaligned_store_words): Likewise.
7109 (alpha_expand_block_clear): Likewise.
7110 (print_operand): Handle %#, %*, %H.
7111 (print_operand_address): Handle LO_SUM.
7113 (alpha_does_function_need_gp): Use it.
7114 (alpha_expand_block_move): Fix signed compare warnings.
7115 (alpha_sa_mask, alpha_align_insns): Likewise.
7116 * config/alpha/alpha-protos.h: Update.
7117 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
7118 (MASK_EXPLICIT_RELOCS): New.
7119 (TARGET_SWITCHES): Add -mexplicit-relocs.
7120 (EXTRA_CONSTRAINT): Add 'T'.
7121 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
7122 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
7123 (ENCODE_SECTION_INFO): Out line.
7124 (REDO_SECTION_INFO_P): New.
7125 (STRIP_NAME_ENCODING): New.
7126 (ASM_OUTPUT_LABELREF): New.
7127 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
7128 (PREDICATE_CODES): Update.
7129 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
7130 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
7131 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
7132 builtin_setjmp_receiver_er, exception_receiver_1_er,
7133 call_value_osf_1_er): New patterns.
7134 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
7135 (movqi, movhi, movsi): Add explicit $31 base register to lda.
7136 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
7137 (FINAL_PRESCAN_INSN): New.
7139 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
7141 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
7143 2001-09-08 Andreas Jaeger <aj@suse.de>
7145 * i386.h (TARGET_SWITCHES): Fix description.
7147 2001-09-07 David Edelsohn <edelsohn@gnu.org>
7149 * rs6000.c (num_insns_constant): Compute number of instructions
7152 * doc/install.texi: Explain AIX exception handling work-around.
7153 Update URL for AIX fixes.
7155 2001-09-07 Jim Wilson <wilson@redhat.com>
7157 * alias.c (clear_reg_alias_info): New.
7158 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
7159 * rtl.h (clear_reg_alias_info): Declare.
7161 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7163 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
7165 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
7166 (m16m,edivm,emulm): Change declaration to match definition.
7168 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7170 * reload.c (push_reload): Check for subreg_lowpart_p instead of
7171 SUBREG_BYTE being 0 when determining if the inner part of a subreg
7174 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7176 * c-common.c (signed_or_unsigned_type): Handle machine mode types
7177 which have no corresponding C type.
7178 * fold_const.c (target_isinf,target_isnan,target_negative): Update
7179 the representation of 64-bit doubles to work with 64-bit ints.
7181 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
7183 * config/mips/mips.c (override_options): Do not override ISA when ABI
7184 specified if MIPS_CPU_STRING_DEFAULT was specified.
7186 2001-09-07 Richard Henderson <rth@redhat.com>
7188 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
7189 (express_from_1): Wrap lines.
7190 * rtlanal.c (commutative_operand_precedence): Rename from
7191 operand_preference; export.
7192 * rtl.h: Declare it.
7193 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
7194 (simplify_binary_operation): Invoke simplify_plus_minus on
7195 (CONST (PLUS ...)) as well.
7196 (struct simplify_plus_minus_op_data): New.
7197 (simplify_plus_minus_op_data_cmp): New.
7198 (simplify_plus_minus): Use them. Avoid infinite recursion with
7199 simplify_binary_operation wrt CONST.
7201 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
7203 * h8300-protos.h (general_operand_dst_push): Remove.
7204 * h8300.c (general_operand_dst_push): Likewise.
7205 * h8300.h (OK_FOR_T): Likewise.
7206 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
7207 * h8300.md (pushqi_h8300): New.
7208 (pushqi_h8300hs): Likewise.
7210 (pushhi_h8300): Likewise.
7211 (pushhi_h8300hs): Likewise.
7214 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7216 * genattrtab.c (attr_printf): First arg is unsigned.
7217 Clean up formatting of callers.
7219 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
7221 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
7224 2001-09-07 Andreas Jaeger <aj@suse.de>
7226 * i386.h (TARGET_SWITCHES): Fix descriptions.
7228 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7230 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
7232 2001-09-06 Ira Ruben <ira@apple.com>
7234 Remove OP_IDENTIFIER.
7235 * tree.def (OP_IDENTIFIER): Remove.
7236 * tree.c (tree_node_kind enum): Remove op_id_kind.
7237 (tree_node_kind_names): Remove "op_identifiers".
7238 (make_node): Remove OP_IDENTIFIER test.
7239 (build_op_identifier): Removed because it isn't being used.
7240 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
7241 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
7243 2001-09-06 Richard Henderson <rth@redhat.com>
7245 * simplify-rtx.c (simplify_binary_operation): Revert last change.
7247 2001-09-06 Richard Henderson <rth@redhat.com>
7249 * simplify-rtx.c (simplify_binary_operation): Simplify contents
7252 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7254 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
7255 number used for CR register.
7257 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7258 Joern Rennecke (amylaar@cygnus.com)
7260 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
7261 * h8300.c (initial_offset): Handle offset between RP and FP.
7262 (h8300_return_addr_rtx): New function.
7263 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
7265 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
7266 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7267 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
7268 (CAN_ELIMINATE, REGISTER_NAMES):
7269 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
7271 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
7273 Remove TYPE_NONCOPIED_PARTS.
7274 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
7275 (struct tree_type): Remove noncopied_parts.
7276 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
7277 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
7278 (fixed_type_p): Remove.
7279 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
7280 (expand_expr, MODIFY_EXPR): Likewise.
7281 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
7282 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
7284 2001-09-06 Alan Modra <amodra@bigpond.net.au>
7286 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
7288 (mask64_operand): Likewise.
7289 (includes_rldic_lshift_p): Likewise.
7290 (includes_rldicr_lshift_p): Likewise.
7292 2001-09-05 Ziemowit Laski <zlaski@apple.com>
7294 * objc/objc-act.c (build_message_expr): If a class method cannot
7295 be found, do not issue a warning if a corresponding instance
7296 method exists in the root class.
7298 2001-09-05 Richard Henderson <rth@redhat.com>
7300 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
7302 2001-09-05 Zack Weinberg <zack@codesourcery.com>
7304 * function.c (ggc_mark_struct_function): Mark f->outer.
7305 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
7306 * integrate.c (output_inline_function): ... not here.
7308 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7310 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
7312 * i386.c (size_cost): New static variable.
7313 (override_function): Use size_cost when -Os is specified.
7315 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
7316 properly; Use current_function_calls_eh_return.
7317 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
7318 use leave to avoid dependency chain.
7320 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
7321 get BB loop_depth instead of computing it from LOOP notes.
7323 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
7325 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7327 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7328 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7329 UNALIGNED_DOUBLE_INT_ASM_OP): Define
7331 2001-09-05 Jeffrey A Law (law@cygnus.com)
7332 Jason Merrill (jason@redhat.com)
7334 * stor-layout.c (layout_type): Complain if an array's size can
7335 not be represented in a size_t.
7337 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
7339 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
7341 * gcc.c: (process_command) Add parentheses around assignment
7342 used as truth value.
7344 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7346 * config/mips/mips.c (save_restore_insns): Don't mark any register
7347 save slots as unchanging if current_function_calls_eh_return.
7349 2001-09-05 Richard Henderson <rth@redhat.com>
7351 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
7352 * config/alpha/alpha-protos.h: Declare it.
7353 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
7354 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
7355 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
7356 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
7357 (REG_OK_FOR_BASE_P): Select one of the above.
7359 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7361 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
7362 (crti.o): Prefix name of object file with $(T).
7365 2001-09-05 David S. Miller <davem@redhat.com>
7367 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
7368 * config/sparc/linux64.h: Likewise.
7370 2001-09-05 Andreas Jaeger <aj@suse.de>
7372 * doc/invoke.texi (i386 Options): -mwide-multiply is not
7373 available anymore, remove the documentation.
7374 (i386 Options): Fix typo, cleanup index entries.
7376 * prefix.c (concat): Remove, we can use the version from liberty.
7378 2001-09-05 Richard Henderson <rth@redhat.com>
7380 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
7381 New functions split out of md file expanders.
7382 * config/alpha/alpha-protos.h: Declare them.
7383 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
7385 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
7387 * cppmacro.c (funlike_invocation_p): No need to restore context.
7389 2001-09-04 Richard Henderson <rth@redhat.com>
7391 * reload.c (push_reload): Export.
7392 * reload.h (push_reload): Declare it.
7394 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
7395 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7396 * config/alpha/alpha.c (alpha_legitimize_address): New.
7397 (alpha_legitimize_reload_address): Likewise.
7398 * config/alpha/alpha-protos.h: Declare them.
7400 2001-09-04 Stan Shebs <shebs@apple.com>
7402 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
7403 * config/darwin.c (machopic_stub_name): Account for internally
7404 generated lib calls such as memcpy.
7406 2001-09-04 Richard Henderson <rth@redhat.com>
7408 * unwind.h (_UA_END_OF_STACK): New flag.
7409 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
7411 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7413 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
7415 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
7417 * config/mips/mips.c (save_restore_insns): Change base_offset to
7418 fp_offset in second call to mips_emit_frame_related_store.
7420 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
7422 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
7423 sometimes be represented as a NOTE of type
7424 NOTE_INSN_DELETED_LABEL.
7425 (Insns): Document NOTE_INSN_DELETED_LABEL.
7427 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
7429 * c-common.h (tree_dump_index): Add more comments.
7430 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
7431 (dump_option_value_info): New struct.
7432 (dump_options): New array.
7433 (dump_switch_p): Parse switch options symbolically.
7434 * doc/invoke.texi (-fdump-ast): Rename to ...
7435 (-fdump-tree): ... here. Document that options are symbolic, and
7436 not all are applicable.
7438 2001-09-04 David S. Miller <davem@redhat.com>
7440 * config/sparc/sparc.md (define_splits): Kill constraints.
7442 Cleanup redundant and unused insn attributes.
7443 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
7444 binary, and move. Mark ialu as default.
7445 (commented out define_function_unit "alu"): Kill.
7446 (define_attr "use_clobbered"): Kill.
7447 (whole file): Kill address insn type references. Replace
7448 all unary/binary/move references with ialu.
7449 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
7450 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
7453 Simplify length insn attribute and make more judicious use
7454 of insn attribute defaulting.
7455 * config/sparc/sparc.md (all insns with length > one): Mark as
7456 insn type multi if real instructions, else use default if
7457 it is a forced splitter.
7458 (all insns with length == one): Use default insn length.
7459 (all insns of type ialu): Use default insn type.
7461 Fix erroneous insn attribute settings.
7462 (addx): Set insn type to misc.
7463 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
7464 const_umulsidi3_sp64): Set insn type to imul.
7466 Track SFmode vs DFmode insns according to UltraSPARC
7468 * config/sparc/sparc.md ("fptype"): New attribute, default
7470 (all DFmode single insns): Mark as fptype "double".
7472 2001-09-03 Jakub Jelinek <jakub@redhat.com>
7474 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
7476 2001-09-03 Richard Henderson <rth@redhat.com>
7478 * function.h (struct function): Add arg_pointer_save_area_init.
7479 * function.c (expand_function_end): Init arg_pointer_save_area.
7480 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
7481 when called from a nested function.
7483 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
7485 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
7488 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7490 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
7492 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
7494 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
7495 (emit_push_insn): Use specified padding direction when
7496 STACK_PUSH_CODE is POST_INC.
7498 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
7500 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7502 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
7504 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
7506 * cppinit.c (cpp_start_read): Free the imacros list as we
7507 traverse it. Don't free the chains before returning.
7508 (_cpp_push_next_buffer): Only try pushing buffers if we've
7509 completed -imacros handling.
7511 2001-08-31 Eric Christopher <echristo@redhat.com>
7513 * gcc.c (handle_braces): Add explaination for abort.
7515 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
7517 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
7518 move adjustment of bitpos instead.
7520 2001-08-31 Zack Weinberg <zack@codesourcery.com>
7522 * function.c: Remove all_functions. Make outer_function_chain
7524 (init_function_start): Don't add new function structure to
7526 (find_function_data, push_function_context_to,
7527 pop_function_context_from, put_var_into_stack,
7528 trampoline_address): Update for changed structure element names.
7529 (push_function_context_to): Disentangle.
7530 (free_after_compilation): Also free F.
7531 (expand_dummy_function_end): Don't free cfun here.
7532 (put_var_into_stack): Comment why we can't use find_function_data here.
7533 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
7534 (mark_function_chain): Split into maybe_mark_struct_function and
7535 ggc_mark_struct_function. Export the latter.
7536 (init_function_once): Mark from cfun and outer_function_chain;
7539 * function.h (struct function): Kill next_global. Rename next
7540 to outer. All users updated to match.
7541 (all_functions, outer_function_chain): Don't declare.
7543 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
7544 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
7545 don't touch f->inlinable, after calling rest_of_compilation.
7547 * tree.h: Forward-declare struct function. Prototype
7548 ggc_mark_struct_function.
7550 2001-08-31 Kazu Hirata <kazu@hxi.com>
7552 * config/h8300/h8300.md (*andorhi3): Fix typos.
7554 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7556 * calls.c (emit_library_call_value): Don't use a fixed
7557 argument after VA_CLOSE, i.e. out of scope in traditional C.
7559 * emit-rtl.c (gen_rtvec): Likewise.
7561 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7563 * Makefile.in (c-pragma.o): Depend on output.h.
7564 (reorg.o): Depend on except.h.
7566 * c-pragma.c: Include output.h.
7568 * reorg.c: Include except.h.
7570 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7572 2001-08-31 Richard Henderson <rth@redhat.com>
7574 * sched-deps.c (add_dependence): Don't elide dependency if the
7575 conditional used by insn is modified in elem.
7577 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
7579 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
7581 2001-08-31 Diego Novillo <dnovillo@redhat.com>
7583 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
7586 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7588 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
7590 (stormy16_asm_out_constructor): New function.
7591 (TARGET_ASM_CONSTRUCTOR): Define.
7592 (TARGET_ASM_DESTRUCTOR): Define.
7594 2001-08-31 Andreas Jaeger <aj@suse.de>
7596 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
7597 * loop.c (add_label_notes): Likewise.
7598 * reload.c (find_reloads): Likewise.
7599 * config/sh/sh.c (machine_dependent_reorg): Likewise.
7601 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
7603 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
7604 code here. Take _Unwind_{W,Sw}ord*.
7605 (read_encoded_value_with_base): Use them.
7606 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
7608 (extract_cie_info): Simplify read_?leb128 handling.
7609 (execute_stack_op, execute_cfa_program): Likewise.
7610 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
7612 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7614 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
7615 the frame pointer to pop the stack if convenient.
7617 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
7618 Don't use post-increment before combine.
7619 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
7620 a call-saved register.
7622 2001-08-31 Andreas Jaeger <aj@suse.de>
7624 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
7627 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
7629 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
7630 not DIV/MOD, of course.
7632 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
7634 * rtl.def: Undo my patch commited 2001-08-27.
7636 * genattrtab.c: Ditto.
7640 * sched-int.h: Ditto.
7642 * target-def.h: Ditto.
7646 * haifa-sched.c: Ditto.
7648 * sched-rgn.c: Ditto.
7650 * sched-vis.c: Ditto.
7652 * Makefile.in: Ditto.
7654 * doc/md.texi: Ditto.
7656 * doc/tm.texi: Ditto.
7658 * doc/contrib.texi: Ditto.
7660 * doc/gcc.texi: Ditto.
7662 * genattrtab.h: Remove it.
7664 * genautomata.c: Remove it.
7666 * genattr.c: Undo my patch and Richard Henderson's patch commited
7669 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
7671 * config.gcc (h8300-*-elf*): New case.
7672 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
7673 (SUBTARGET_CPP_SPEC): Define.
7674 (EXTRA_SPECS): Define.
7675 (SUBTARGET_EXTRA_SPECS): Define.
7676 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
7677 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
7679 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
7681 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
7682 (LIB2FUNCS_EXTRA): Define.
7683 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
7684 config/h8300/fixunssfsi.c: New file.
7686 2001-08-30 Kazu Hirata <kazu@hxi.com>
7688 * config/h8300/h8300.md (zero_extendqihi2): Changes to
7689 define_expand to accommodate target-specific attributes.
7690 (anonymous zero_extendqihi2 patterns): New.
7692 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
7694 * h8300.md (*andorhi3): New pattern.
7696 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
7698 * h8300.c (dosize): Fix test for "sub".
7700 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
7702 * c-typeck.c (pointer_diff): Try to eliminate common term before
7705 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
7707 * config/arm/arm.c (arm_compute_initial_elimination_offset):
7708 Account for the saves of the FP registers.
7710 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
7711 (TEXT_SECTION_ASM_OP): Define.
7712 (INIT_SECTION_ASM_OP): Define.
7713 (FINI_SECTION_ASM_OP): Define.
7714 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
7715 (RDATA_SECTION_FUNCITON): Provide prototype.
7717 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
7719 * reload1.c (move2add_note_store): Correct typo checking for
7722 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
7724 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
7725 note should not be considered outside the libcall block.
7727 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7729 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
7731 2001-08-29 Kazu Hirata <kazu@hxi.com>
7733 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
7735 2001-08-29 Kazu Hirata <kazu@hxi.com>
7737 * config/h8300/h8300-protos.h: Add a prototype for
7739 * config/h8300/h8300.c (emit_logical_op): New.
7740 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
7747 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7749 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
7750 comparison with rtx INTVAL.
7751 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
7753 * pa.h (FUNCTION_ARG_SIZE): Likewise.
7755 2001-08-29 Kazu Hirata <kazu@hxi.com>
7757 * config/h8300/lib1funcs.asm: Update the copyright. Fix
7760 2001-08-29 Kazu Hirata <kazu@hxi.com>
7762 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
7763 (reg n) to (mem (pre_dec (reg n))
7764 (anonymous movsi pattern): Likewise.
7766 2001-08-29 Kazu Hirata <kazu@hxi.com>
7768 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
7770 2001-08-29 Kazu Hirata <kazu@hxi.com>
7772 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
7773 several special constants.
7775 2001-08-29 Kazu Hirata <kazu@hxi.com>
7777 * config/h8300/lib1funcs.asm: Fix comment typos.
7779 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7781 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
7782 Fix format specifier warnings.
7784 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
7785 inet_makeaddr, semctl): Prototype.
7787 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
7788 (save_restore_insns): Use base_offset, not gp_offset.
7790 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
7791 (ASM_OUTPUT_BYTE): Fix format specifier warning.
7793 2001-08-29 Richard Henderson <rth@redhat.com>
7795 * bb-reorder.c (function_tail_eff_head): New.
7796 (record_effective_endpoints): Set it.
7797 (fixup_reorder_chain): Use it.
7799 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7801 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
7803 2001-08-28 Dale Johannesen <dalej@apple.com>
7805 * config/darwin.c (machopic_function_base_name): Add const
7806 qualifier to a string.
7807 (darwin_encode_section_info): Ditto.
7809 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7811 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
7812 function definition.
7814 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7816 * df.h (struct df): Add rts_order variable.
7818 * df.c (df_visit_next_rts): New function.
7819 (df_visit_next): Renamed to df_visit_next_rc
7820 (df_analyse_1): Allocate/compute/free rts_order as well.
7821 (df_rd_global_compute): Use df_visit_next_rc instead of
7823 (df_ru_global_compute): Use df_visit_next_rts instead of
7826 * flow.c (flow_reverse_top_sort_order_compute): New function.
7828 * basic-block.h: Add prototype.
7830 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7832 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
7833 blocks, the BB_REACHABLE is now set, rather than aux being
7834 non-NULL. Update the test to reflect this.
7836 2001-08-28 Eric Christopher <echristo@redhat.com>
7838 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
7839 config/mips/crti.asm: Ditto.
7841 2001-08-28 Eric Christopher <echristo@redhat.com>
7842 Richard Henderson <rth@redhat.com>
7844 * c-pragma.h (add_weak): Move prototype from here...
7845 * output.h (add_weak): ... to here.
7846 * varasm.c (add_weak): Fix typo.
7847 * config/mips/crti.asm: New file.
7848 * config/mips/crtn.asm: Ditto.
7849 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
7850 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
7851 (INVOKE__main): Ditto.
7852 (INIT_SECTION_ASM_OP): New.
7853 (FINI_SECTION_ASM_OP): Ditto.
7854 (STARTFILE_SPEC): Add crti.
7855 (ENDFILE_SPEC): Add crtn.
7856 * config/mips/elf64.h: Same.
7857 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
7859 * config/mips/vxworks.h: Ditto.
7860 * config/mips/t-elf: Support crti and crtn.
7862 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7864 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
7867 2001-08-28 Richard Henderson <rth@redhat.com>
7869 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
7870 (one_cmplbi2 splitter): Remove redundant test.
7872 2001-08-28 Dale Johannesen <dalej@apple.com>
7874 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
7876 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
7878 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
7880 2001-08-28 Stan Shebs <shebs@apple.com>
7882 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
7883 (UNALIGNED_SHORT_ASM_OP): Define.
7884 (UNALIGNED_INT_ASM_OP): Define.
7886 2001-08-28 Will Cohen <wcohen@redhat.com>
7888 * config/rs6000/rs6000.md (store_multiple): Correct RTL
7889 generation for first set.
7891 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7893 * flow.c (redirect_edge_succ_nodup): Return new edge.
7894 (try_simplify_condjump): Use new edge.
7895 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
7897 * cse.c (cse_basic_block): Skip note instructions.
7899 2001-08-27 Richard Henderson <rth@redhat.com>
7901 * combine.c (combine_simplify_rtx): Don't reverse condition
7902 if there is no reverse for the condition.
7903 (simplify_comparison): Don't simplify subregs from INT to FP.
7905 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
7906 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
7907 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
7908 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
7909 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
7910 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
7912 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7914 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
7915 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
7917 (adddi_dilshr32, adddi_dishl32): Only data register can be
7918 source for mem destination.
7920 * expmed.c (store_bit_field): Ignore adjustment to bitpos
7921 and use bitnum to decide about register move.
7923 2001-08-27 Richard Henderson <rth@redhat.com>
7925 * genattr.c (main): Emit state_t even when not doing scheduling.
7927 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7928 Richard Henderson <rth@redhat.com>
7930 * gcse.c (reg_first_set, reg_last_set): Replace with ...
7931 (reg_avail_info, current_bb): ... these.
7932 (oprs_unchanged_p, record_last_reg_set_info): Use them.
7933 (compute_hash_table): Likewise.
7935 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7937 * flow.c (verify_flow_info): Use checksums to verify edges.
7939 2001-08-27 Richard Henderson <rth@redhat.com>
7941 * genautomata.c (expand_automata): Always create a description.
7943 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7945 * optabs.c (expand_binop): Correctly handle the carry in multiword
7946 add/subtract operations.
7948 2001-08-27 Fred Fish <fnf@be.com>
7950 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
7953 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7955 * reload.c (find_reloads_toplev): Back out this change:
7957 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
7959 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
7960 mem if the address is a mode_dependent_address_p.
7962 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
7964 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
7965 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
7966 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
7969 * genattr.c (main): New variable num_insn_reservations. Increase
7970 it if there is DEFINE_INSN_RESERVATION. Output automaton based
7971 pipeline hazard recognizer interface.
7973 * genattrtab.h: New file.
7975 * genattrtab.c: Include genattrtab.h.
7976 (attr_printf, check_attr_test, make_internal_attr,
7977 make_numeric_value): Move protypes into genattrtab.h. Define them
7979 (num_dfa_decls): New global variable.
7980 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
7981 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
7982 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
7983 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
7985 * genautomata.c: New file.
7987 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
7989 * sched-int.h: (curr_state): Add the external definition for
7990 automaton pipeline interface.
7991 (haifa_insn_data): Add comments for members blockage and units.
7993 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7994 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7995 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7996 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7997 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7998 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7999 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
8001 (TARGET_SCHED): Use the new macros.
8003 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
8004 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
8005 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
8006 dfa_bubble): New members in gcc_target.sched.
8008 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
8009 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
8010 (insn_queue): Redefine it as pointer to array.
8011 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
8013 (max_insn_queue_index_macro_value): New variable.
8014 (curr_state, dfa_state_size, ready_try): New varaibles for
8015 automaton interface.
8016 (ready_element, ready_remove, max_issue): New function prototypes
8017 for automaton interface.
8018 (choose_ready): New function prototype.
8019 (insn_unit, blockage_range): Add comments.
8020 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
8021 FUNCTION_UNITS_SIZE == 0.
8022 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
8023 actual_hazard, potential_hazard): Add comments.
8024 (insn_cost): Use cost -1 as undefined value. Remove
8025 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
8027 (ready_element, ready_remove): New functions for automaton
8029 (schedule_insn): Add new code for automaton pipeline interface.
8030 (queue_to_ready): Add new code for automaton pipeline interface.
8031 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
8032 (debug_ready_list): Print newline when the queue is empty.
8033 (max_issue): New function for automaton pipeline interface.
8034 (choose_ready): New function.
8035 (schedule_block): Add new code for automaton pipeline interface.
8036 Print ready list before scheduling each insn.
8037 (sched_init): Add new code for automaton pipeline interface.
8038 Initiate insn cost by -1.
8039 (sched_finish): Free the current automaton state and finalize
8040 automaton pipeline interface.
8042 * sched-rgn.c: Include target.h.
8043 (init_ready_list, new_ready, debug_dependencies): Add new code for
8044 automaton pipeline interface.
8046 * sched-vis.c: Include target.h.
8047 (get_visual_tbl_length): Add code for automaton interface.
8048 (target_units, print_block_visualization): Add comments.
8050 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
8051 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
8052 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
8053 (getruntime.o, genautomata.o): New entries.
8054 (genattrtab.o): Add new dependency file genattrtab.h.
8055 (genattrtab): Add new dependencies. Link it with `libm.a'.
8056 (getruntime.o, hashtab.o): New entries for canadian cross.
8058 * doc/md.texi: Description of automaton based model.
8060 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
8062 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8063 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8064 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8065 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8066 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8067 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8068 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
8070 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
8071 MAX_DFA_ISSUE_RATE): New macro descriptions.
8073 * doc/contrib.texi: Add dfa based scheduler contribution.
8075 * doc/gcc.texi: Add more information about genattrtab.
8077 2001-08-27 Diego Novillo <dnovillo@redhat.com>
8079 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
8082 2001-08-27 Richard Henderson <rth@redhat.com>
8084 * function.c (expand_function_end): Don't init arg_pointer_save_area.
8085 (get_arg_pointer_save_area): New. Create an init it here.
8086 (fix_lexical_addr): Use it.
8087 * function.h: Declare it.
8088 * builtins.c (expand_builtin_setjmp_receiver): Use it.
8089 * stmt.c (expand_nl_goto_receiver): Use it.
8091 2001-08-27 Richard Henderson <rth@redhat.com>
8093 * final.c (final_scan_insn): Don't enter APP_ON mode for
8096 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
8097 alignment for assemble_integer for DW_EH_PE_aligned.
8098 * except.c (output_function_exception_table): Likewise.
8100 2001-08-26 Andreas Jaeger <aj@suse.de>
8102 * c-tree.h: Add prototyp for c_sizeof_nowarn.
8104 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
8106 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
8108 2001-08-27 Alan Modra <amodra@bigpond.net.au>
8110 * config/rs6000/rs6000.c (mask_operand): Rewrite without
8112 (mask64_operand): Likewise.
8113 (rldic_operand): Delete.
8114 (includes_lshift64_p): Delete.
8115 (includes_rldic_lshift_p): New function.
8116 (includes_rldicr_lshift_p): New function.
8117 (print_operand): Don't call rldic_operand in case 'W'.
8118 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
8119 (includes_lshift64_p): Remove.
8120 (includes_rldic_lshift_p): Declare.
8121 (includes_rldicr_lshift_p): Declare.
8122 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
8123 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
8124 Replace match_operand rldic_operand predicate with
8125 const_int_operand. Replace includes_lshift64_p condition with
8126 includes_rldic_lshift_p.
8127 <ashldi3_internal 64 bit rldicr patterns>: New.
8129 2001-08-27 Andreas Jaeger <aj@suse.de>
8131 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8132 * errors.c: Likewise.
8133 * final.c: Likewise.
8134 * dwarf2asm.c: Likewise.
8135 * doprint.c (checkit): Likewise.
8136 * diagnostic.c: Likewise.
8137 * collect2.c: Likewise.
8138 * calls.c: Likewise.
8139 * c-semantics.c (build_stmt): Likewise.
8140 * c-format.c (status_warning): Likewise.
8141 * c-errors.c (pedwarn_c99): Likewise.
8142 * builtins.c (validate_arglist): Likewise.
8143 * config/pj/pj.c (pj_printf): Likewise.
8144 * fix-header.c: Likewise.
8146 * gcov.c (fnotice): Likewise.
8147 * gensupport.c (message_with_line): Likewise.
8148 * mips-tfile.c: Likewise.
8149 * protoize.c (notice): Likewise.
8150 * read-rtl.c (fatal_with_file_and_line): Likewise.
8151 * rtl-error.c: Likewise.
8152 * tradcpp.c: Likewise.
8154 * cp/tree.c (build_min_nt): Likewise.
8155 (build_min): Likewise.
8156 * cp/lex.c: Likewise.
8157 * cp/errfn.c: Likewise.
8158 * cp/rtti.c (create_pseudo_type_info): Likewise.
8160 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
8162 * df.c (df_uses_record): Return after recording all uses
8165 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
8167 * df.c (df_insn_modify): Realloc the INSN table here, if
8168 necessary, here, too.
8170 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
8172 * config/mips/mips.c (mips_function_value): Handle complex return
8175 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
8177 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
8179 * reload.c (make_memloc): Copy result if it is still
8180 reg_equiv_memory_loc[regno] on return.
8181 (subst_reloads) [ENABLE_CHECKING]: Check that none of
8182 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
8183 reg_equiv_mem are modified by the substitutions.
8185 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8187 * predict.c (expensive_function_p): New.
8188 * rtl.h (expensive_function_p): Declare.
8189 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
8190 (use_fast_prologue_epilogue): New static variable.
8191 (expand_prologue): Set it; emit short prologues if unset.
8192 (expand_epilogue): Likewise.
8194 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8196 * config.gcc: Add stormy16-*-elf case.
8197 * config/stormy16/stormy-abi: New file.
8198 * config/stormy16/stormy16-lib2.c: New file.
8199 * config/stormy16/stormy16-protos.h: New file.
8200 * config/stormy16/stormy16.c: New file.
8201 * config/stormy16/stormy16.h: New file.
8202 * config/stormy16/stormy16.md: New file.
8203 * config/stormy16/t-stormy16: New file.
8205 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
8207 * i386.h (no-accumulate-outgoing-args): Use proper mask.
8209 2001-08-24 David Edelsohn <edelsohn@gnu.org>
8211 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
8212 descriptor members are pointer size, not constant 4.
8213 * config/rs6000/rs6000.md (define_splits): Remove more unused
8216 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8218 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
8220 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
8222 * cp/rtti.c (VPARAMS): Fix parameter.
8224 2001-08-24 Zack Weinberg <zackw@panix.com>
8226 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
8228 (mode_for_extraction): No need for #ifdefs. Add default-case abort
8230 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
8231 in if controlling use of insv.
8232 (extract_bit_field): Likewise, for extv and extzv.
8234 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
8236 * i386.md (movcc peep2): Fix load of 0.
8238 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8240 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
8241 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
8243 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
8245 * c-pragma.h: Move weak_syms and weak_decls...
8246 * varasm.c: ...here. Now static.
8247 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
8248 depend on HANDLE_PRAGMA_WEAK.
8250 * c-common.c (c_alignof, c_alignof_expr): Move here...
8251 * c-typeck.c: ...from here.
8252 * c-tree.h, c-common.h: Adjust.
8254 2001-08-23 Bernd Schmidt <bernds@redhat.com>
8256 * config/ia64/ia64.c (rws_update): If !pred, set write_count
8257 instead of incrementing it.
8259 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
8260 asm ready, don't try to move them all into the same array element.
8262 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8264 * function.c (thread_prologue_and_epilogue_insns): Avoid
8265 fallthru flag on edge to exit.
8267 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
8269 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
8272 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8274 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
8275 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
8276 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
8279 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8281 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
8282 replace "GNU CC" with "GCC".
8284 2001-08-23 Richard Henderson <rth@redhat.com>
8286 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
8287 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
8288 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
8289 Need GR between FR and not GR_AND_FR.
8290 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
8291 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
8292 AR regs before GR regs.
8293 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8294 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
8295 (REGISTER_MOVE_COST): Update.
8296 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
8298 2001-08-23 Richard Henderson <rth@redhat.com>
8300 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
8303 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8305 * reload1.c (emit_reload_insns): Don't look for notes
8306 on a NULL store_insn.
8308 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8310 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
8311 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
8312 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
8313 format specifier warnings.
8314 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
8316 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
8318 * config/i386/i386-protos.h: Correct declaration of
8319 i386_pe_asm_named_section.
8321 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
8323 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
8325 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8327 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8329 * cpperror.c (print_location): Don't show _Pragma.
8330 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
8331 and file change callback generation here.
8332 (stack_include_file): Update use of cpp_push_buffer.
8333 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
8334 (struct cpp_buffer): Remove type, pfile members.
8335 * cppinit.c (cpp_handle_option): Use free_chain.
8336 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
8337 (skip_escaped_newlines, get_effective_char, lex_percent): Take
8338 a cpp_reader rather than a cpp_buffer.
8339 (skip_escaped_newlines, get_effective_char, skip_block_comment,
8340 skip_line_comment, parse_string, lex_percent, lex_dot,
8341 _cpp_lex_token): Update accordingly.
8342 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
8344 (cpp_push_buffer): Update prototype.
8345 (run_directive): Update use of cpp_push_buffer.
8346 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
8347 handle_assertion): Update use of run_directive.
8348 * cpplib.h (enum cpp_buffer_type): Remove.
8349 (cpp_push_buffer): Update prototype.
8350 * fix-header.c (read_scan_file): Update.
8352 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8354 * gcc.c (struct prefix_list): Change prefix to const char *.
8356 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8358 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
8360 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
8362 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
8365 * jump.c (squeeze_notes): Take parms by reference. Handle END being
8368 * ifcvt.c (dead_or_predicable): Adjust.
8369 * loop.c (find_and_verify_loops): Adjust.
8370 * stmt.c (expand_end_case): Adjust.
8371 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
8372 head and end insn pointers in the basic block, not just local copies.
8373 (merge_blocks_move_predecessor_nojumps): Likewise.
8375 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
8377 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
8378 bitmap.h, builtin-types.def, builtins.c, builtins.def,
8379 c-aux-info.c, c-common.c, c-common.def, c-common.h,
8380 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
8381 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
8382 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
8383 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
8384 conditions.h, config.gcc, configure.frag, configure.in,
8385 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
8386 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
8387 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
8388 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
8389 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
8390 emit-rtl.c, errors.c, errors.h, except.c, except.h,
8391 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
8392 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
8393 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
8394 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
8395 gencheck.c, gencodes.c, genconfig.c, genemit.c,
8396 genextract.c, genflags.c, gengenrtl.c, genmultilib,
8397 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
8398 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
8399 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
8400 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
8401 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
8402 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
8403 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
8404 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
8405 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
8406 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
8407 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
8408 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
8409 params.h, predict.c, predict.def, predict.h, prefix.c,
8410 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
8411 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
8412 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
8413 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
8414 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
8415 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
8416 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
8417 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
8418 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
8419 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
8420 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
8421 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
8422 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
8423 xcoffout.h: replace "GNU CC" with "GCC".
8425 2001-08-21 Richard Henderson <rth@redhat.com>
8427 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
8428 (final_scan_insn): Consider jump tables data even if we have no
8429 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
8431 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
8432 (ASM_OUTPUT_CASE_END): Remove.
8433 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
8434 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
8435 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8437 2001-08-21 Richard Henderson <rth@redhat.com>
8439 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
8440 at barrier insns. Emit stop bits before barriers.
8442 * flow.c (flow_find_cross_jump): Don't consider unconditional
8443 return insns for commoning.
8445 * final.c (compute_alignments): Fix typo.
8447 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
8448 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
8449 (store_bit_field): Use mode_for_extraction more places.
8450 (extract_bit_field): Likewise.
8452 2001-08-21 Zack Weinberg <zackw@panix.com>
8454 * caller-save.c: Don't include insn-codes.h.
8455 (reg_save_code, reg_restore_code): Make arrays of int.
8456 All uses updated to match.
8457 (insert_save, insert_restore): No need to initialize "code"
8458 variable upon declaration.
8459 * Makefile.in: update dependencies; fix typo in clean rule.
8461 2001-08-21 Richard Henderson <rth@redhat.com>
8463 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
8464 (merge_if_block): Handle fallout from same.
8466 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8468 * builtins.c (type_to_class): Fix typo in last change.
8470 2001-08-21 Richard Henderson <rth@redhat.com>
8472 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
8473 ia64_asm_output_label.
8475 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
8476 copy of gp while the real gp register contains garbage.
8478 2001-08-21 Zack Weinberg <zackw@panix.com>
8480 * expmed.c (mode_for_extraction): New function.
8481 (store_bit_field, extract_bit_field): Use it.
8482 * expr.h: Prototype it and provide an enum for its first argument.
8484 * combine.c, function.c, recog.c: Don't include insn-codes.h.
8485 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
8486 and digging through the insn_data tables.
8487 * Makefile.in: Update dependencies.
8489 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8491 * cppfiles.c (stack_include_file): line-map.c now handles include
8493 (handle_missing_handler): Similarly.
8494 (_cpp_execute_include): Similarly.
8495 (_cpp_pop_file_buffer): Similarly.
8496 * cpphash.h (struct cpp_reader): Remove system_include_depth,
8497 buffer_stack_depth and include_depth.
8498 * cpplib.c (do_include_common): line-map.c now handles include depth.
8499 (cpp_push_buffer): Similarly.
8500 (_cpp_pop_buffer): Similarly.
8501 * cppmacro.c (builtin_macro): Update.
8502 * line-map.c (init_line_maps): Set depth.
8503 (add_line_map): Increment "used" earlier. Update and use the
8505 (trace_include): Use the include depth.
8506 * line-map.h (struct line_maps): New member depth.
8508 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8510 * cppfiles.c (stack_include_file): Don't handle -H here.
8511 * cppinit.c (cpp_start_read): Set include tracing after
8512 cpp_post_options and after stacking the main file.
8513 * line-map.c (trace_include): New.
8514 (init_line_maps, add_line_map): Update.
8515 * line-map.h (struct line_maps): New member trace_includes.
8517 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8519 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
8520 * cppfiles.c (stack_include_file): Only stack a file if there
8521 is something to do. Return a boolean indicating whether a
8522 buffer was stacked or not.
8523 (_cpp_execute_include): Similarly.
8524 (_cpp_read_file): Similarly.
8525 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
8527 2001-08-21 Sam Steingold <sds@gnu.org>
8529 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
8530 (RECACHE): keep obufp_before_macroname up to date
8532 2001-08-21 Zack Weinberg <zackw@panix.com>
8534 * stmt.c: Don't include insn-codes.h.
8535 (expand_end_case): Machine specific logic moved to expr.c.
8536 No need to worry about __builtin_classify_type.
8537 (check_for_full_enumeration_handling, emit_case_nodes):
8540 * builtins.o (expand_builtin_classify_type): Split up so code
8541 can be shared with fold_builtin_classify_type.
8542 (type_to_class, fold_builtin_classify_type): New functions.
8543 (fold_builtins): Handle __builtin_classify_type.
8545 * expr.c (do_tablejump): Now static.
8546 (case_values_threshold, try_casesi, try_tablejump): New;
8547 code mostly from stmt.c (expand_end_case).
8548 (expr.h): Update prototypes.
8550 * Makefile.in (stmt.o): Update dependencies.
8552 2001-08-21 Will Cohen <wcohen@redhat.com>
8554 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
8555 declaration of variable i.
8556 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
8557 declaration of variable i.
8559 2001-08-21 Richard Henderson <rth@redhat.com>
8561 * crtstuff.c: Fix thinko last change. Move list tails to start
8562 of CRT_END section. Tidy ifdefs.
8563 (__EH_FRAME_BEGIN__): Always static for ELF.
8564 (__do_global_ctors_1): Rename from __frame_dummy.
8565 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
8566 name change; don't hide __EH_FRAME_BEGIN__.
8568 2001-08-21 Richard Henderson <rth@redhat.com>
8570 * gdbinit.in: Move break on exit after break on fancy_abort.
8572 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
8575 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8577 * cpphash.h (_cpp_push_next_buffer): New.
8578 * cppinit.c (do_includes): Remove.
8579 (push_include, free_chain, _cpp_push_next_buffer): New.
8580 (cpp_start_read): Use them to rework command line option handling.
8581 (cpp_handle_option): Combine handling of -include and -imacros.
8582 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
8583 appropriate. Always insert missing \n at EOF.
8584 * cpplib.c (start_directive): Get the directive position right.
8585 * cppmain.c (cb_file_change): Always print the first line, unless
8588 2001-08-20 Andreas Jaeger <aj@suse.de>
8590 * profile.c (compute_branch_probabilities): Remove extra new-line
8592 * flow.c (verify_flow_info): Likewise.
8594 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8596 * basic-block.h (basic_block): Add new field 'flags'.
8597 (BB_REACHABLE): Define.
8598 (expunge_block): Declare.
8599 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
8600 (EXIT_BLOCK_PTR): Ditto.
8601 (expunge_block): Remove static declaration.
8602 (cleanup_cfg): Clear bb->aux on every basic block.
8603 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
8604 computing reachability.
8605 (delete_unreachable_blocks): Delete block b if b->flags has
8608 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8610 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
8612 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8614 * sparc.c (sparc_variable_issue): Fix typo in last change.
8616 2001-08-20 Richard Henderson <rth@redhat.com>
8618 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
8620 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
8622 * pa.h (RETURN_IN_MEMORY): Improve comment.
8624 2001-08-20 Janis Johnson <janis187@us.ibm.com>
8626 * doc/invoke.texi (Profiling options): Clarify the interactions
8627 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
8629 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
8631 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
8634 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8636 * gcc.c (make_relative_prefix): Allocate a sufficiently large
8639 2001-08-20 Richard Henderson <rth@redhat.com>
8641 * final.c (end_final): Fix typo last change.
8643 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
8645 * cppinit.c (init_standard_includes): The returned buffer
8646 is already malloc-ed.
8647 * gcc.c (add_prefix): Similarly.
8648 * prefix.c (translate_name): Update to support clear buffer
8650 (update_path): Similarly. Be sure to free any newly allocated
8651 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
8653 * prefix.h (update_path): Update prototype and document.
8654 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
8655 up and update to new buffer ownership rules.
8656 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
8658 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8660 * final.c (compute_alignments): New function.
8661 (init_insn_lengths): Do not care label_align.
8662 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
8663 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
8664 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
8665 (shorted_branches): Realloc label_align array; do
8666 not call init_insn_lengths; Do not care about loop alignments.
8667 * output.h (compute_alignments): Declare.
8668 * toplev.c (rest_of_compilation): Call compute_alignments.
8669 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
8671 * predict.c (block_info_def): Add npredecesors, remove nvisited;
8672 change visited to tovisit.
8673 (propagate_freq): Use faster traversing algorithm.
8674 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
8675 to tovisit; reverse meaning.
8677 * predict.c (struct block_info_def): Remove nvisited.
8678 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8679 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8681 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
8683 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
8684 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
8685 (TARGET_FUSED_MADD): New.
8686 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
8687 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
8688 the multiply-add instructions.
8690 2001-08-19 Richard Henderson <rth@redhat.com>
8692 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
8693 is aligned to pointer size.
8695 2001-08-19 Richard Henderson <rth@redhat.com>
8697 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
8698 display markers during final schedule.
8700 2001-08-19 Richard Henderson <rth@redhat.com>
8702 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
8704 2001-08-19 Richard Henderson <rth@redhat.com>
8706 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
8708 (ASM_NAME_TO_STRING): Remove.
8709 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
8710 in the same string. Remove support for expressions.
8712 2001-08-19 Richard Henderson <rth@redhat.com>
8714 * config/i386/i386.md (tablejump): Make an expander; handle
8715 pic relative addressing here.
8716 (tablejump_1): Rename from tablejump_pic.
8719 2001-08-19 Richard Henderson <rth@redhat.com>
8721 * regclass.c (fix_register): Fix typo.
8723 2001-08-18 Richard Henderson <rth@redhat.com>
8725 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
8726 (struct _Unwind_Context): Expand br_loc to hold it.
8727 (uw_frame_state_for): Handle leaf functions better.
8728 (uw_update_reg_address): Update for br_loc change.
8730 2001-08-18 Richard Henderson <rth@redhat.com>
8732 * crtstuff.c: Move list heads before code that uses them.
8733 (__JCR_LIST__): Remove initial null.
8734 (frame_dummy, __frame_dummy): Do java registration here ...
8735 (__do_global_ctors_aux): ... not here.
8737 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
8738 (__do_global_dtors_aux): Update to match.
8739 (__JCR_LIST__, __do_jv_register_classes): New.
8741 * config/ia64/crtend.asm (__JCR_END__): New.
8742 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
8743 instead of an indirect LTOFF22 reloc.
8745 2001-08-18 Richard Henderson <rth@redhat.com>
8747 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
8748 * regclass.c (init_reg_sets_1): Fix typo.
8749 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
8750 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
8751 (ia64_compute_frame_size): Make ar.unat live when in use.
8752 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
8753 for ar.pfs; remove ar.unat handling.
8754 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
8756 (PREDICATE_CODES): Add ar_pfs_reg_operand.
8757 * config/ia64/ia64-protos.h: Update decls.
8758 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
8759 (sibcall_pic): Likewise.
8761 2001-08-18 Richard Henderson <rth@redhat.com>
8763 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
8764 pred_rel_mutex when searching for insn_group_barrier.
8765 * config/ia64/ia64.md (cycle_display): Combine the expander
8768 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
8769 bit before asm as needed.
8771 2001-08-18 Richard Henderson <rth@redhat.com>
8773 * timevar.def (TV_MACH_DEP): New.
8774 * toplev.c (rest_of_compilation): Use it.
8775 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
8777 2001-08-18 Zack Weinberg <zackw@panix.com>
8779 * unwind-dw2.c (execute_stack_op): Add default aborts to
8780 the inner switches to prevent warnings.
8782 2001-08-18 Richard Henderson <rth@redhat.com>
8784 * timevar.h (struct timevar_time_def): Change element type to float.
8785 (ticks_to_msec, clocks_to_msec): Likewise.
8786 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
8787 (get_time): Likewise.
8788 (timevar_print): Adjust zero check and printing to match.
8790 2001-08-18 Zack Weinberg <zackw@panix.com>
8792 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
8793 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
8794 Eliminate overfull or underfull hboxes.
8796 2001-08-18 Zack Weinberg <zackw@panix.com>
8798 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8800 2001-08-18 Zack Weinberg <zackw@panix.com>
8802 * haifa-sched.c: Convert to target hooks. Macros replaced
8803 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
8804 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
8805 MD_SCHED_FINISH, and HAVE_cycle_display.
8806 * target-def.h (TARGET_SCHED_ADJUST_COST,
8807 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
8808 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
8809 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
8810 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
8811 New hook #defines to be overridden.
8812 (TARGET_SCHED): Bring them all together.
8813 (TARGET_INITIALIZER): Update.
8814 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
8815 instead of 'struct rtx_def *' throughout.
8816 (struct sched): New set of hooks for the scheduler.
8817 * Makefile.in (haifa-sched.o): Depend on target.h.
8818 * doc/tm.texi: Document the new scheduler hooks, together in
8819 their own section, instead of scattered around.
8820 Fix a bunch of underfull/overfull hboxes.
8822 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
8823 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
8824 sparc.h: Don't define any of the old scheduler macros.
8826 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
8827 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
8828 sparc.c: Create hook functions from code extracted from
8829 corresponding target header, or make existing hooks static, as
8830 appropriate. Set the appropriate entries in targetm.
8832 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
8833 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
8834 rs6000-protos.h, s390-protos.h, sparc-protos.h:
8835 Remove prototypes for functions which are now static.
8837 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
8838 related gunk; the Haifa scheduler is now the only choice.
8840 2001-08-18 Zack Weinberg <zackw@panix.com>
8842 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
8843 * genopinit.c: Put floating point divide insns in sdiv_optab.
8844 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
8845 * config/gofast.h, config/c4x/c4x.h,
8846 config/ia64/hpux_longdouble.h, config/mips/mips.h,
8847 config/pa/long_double.h, config/rs6000/sysv4.h,
8848 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
8849 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
8850 (init_optabs): Use init_optabv for overflow-trapping optabs.
8851 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
8852 cmp_optab RTX codes so have_insn_for can find them.
8854 * optabs.c (expand_simple_binop, expand_simple_unop,
8855 have_insn_for, gen_sub3_insn): New interfaces.
8856 * expr.h: Prototype new functions.
8857 (enum optab_methods): Move here from optabs.h.
8859 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
8860 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
8861 Use new functions instead of working directly with optabs.
8862 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
8863 unroll.c: Don't include optabs.h.
8864 * caller-save.c, combine.c, function.c, stmt.c: Just include
8865 insn-codes.h, not optabs.h.
8866 * Makefile.in: Update dependencies.
8868 * combine.c (make_compound_operation, simplify_comparison):
8869 Fix typos testing for this or that instruction.
8871 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8873 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
8874 generating libgcc.a.
8876 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8878 * except.c (TYPE_HASH): Delete.
8880 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
8883 * tree.c (TYPE_HASH): Delete.
8885 * tree.h (TYPE_HASH): Define.
8887 2001-08-18 Graham Stott <grahams@redhat.com>
8889 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
8891 (adddi3_internal_2+2): Likewise.
8892 (eh_set_lr_di+1): Likewise.
8894 2001-08-17 Richard Henderson <rth@redhat.com>
8896 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
8897 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
8898 * dwarf2asm.c: ... here.
8899 * dwarfout.c: Remove them.
8901 * varasm.c (assemble_integer): Add align parameter.
8902 (assemble_real, output_constant, output_constructor): Likewise.
8903 * output.h: Update decls.
8904 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
8905 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
8906 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
8907 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
8908 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
8911 * final.c (end_final): Abort profile block generation if we
8912 havn't layed it out properly.
8913 * output.h (assemble_eh_integer): Remove stale decl.
8914 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
8916 (assemble_integer): Handle unaligned data.
8917 (assemble_real): Abort on unaligned data.
8918 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
8920 (default_dtor_section_asm_out_destructor): Use assemble_align.
8921 (default_named_section_asm_out_constructor): Likewise.
8922 (default_ctor_section_asm_out_constructor): Likewise.
8923 * config/darwin.c (machopic_asm_out_constructor): Likewise.
8924 (machopic_asm_out_destructor): Likewise.
8925 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
8926 (nextstep_asm_out_destructor): Likewise.
8927 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
8928 (vms_asm_out_destructor): Likewise.
8930 2001-08-17 Richard Henderson <rth@redhat.com>
8932 * config/mips/iris6.h (TARGET_IRIX6): New.
8933 (current_section_name, current_section_flags): New.
8934 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
8935 (MAX_OFILE_ALIGNMENT): New.
8936 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
8937 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
8938 (copy_file_data): Split out from
8939 (mips_asm_file_end): ... here.
8940 (mips_asm_file_start): Remove extra .section directive. Use
8941 tmpfile instead of mips_make_temp_file.
8942 (mips_unique_section): Use const char * as needed for warnings.
8943 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
8944 re-add align parameter.
8945 (iris6_asm_named_section): New.
8946 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
8947 (iris6_asm_output_align, iris6_section_align_1): New.
8948 (iris6_asm_file_start, iris6_asm_file_end): New.
8949 * config/mips/mips-protos.h: Update decls.
8951 2001-08-17 Janis Johnson <janis187@us.ibm.com>
8953 * doc/install.texi (Install GCC): Add links to build status pages.
8955 (Final install): Ditto; request updates for specific info
8957 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
8959 * cpperror.c (print_location): Don't take a file name; use the
8961 (_cpp_begin_message): Similarly.
8962 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
8963 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
8964 (cpp_pedwarn_with_file_and_line): Remove.
8965 * cppfiles.c (stack_include_file): Update; set filename to stdin
8966 here when appropriate.
8967 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
8968 (_cpp_begin_message): Don't take a file name.
8969 * cppinit.c: Add comment.
8970 * cpplex.c: Fix end-of-directive indicator.
8971 * cpplib.c: Don't include intl.h.
8972 (run_directive, do_diagnostic): Update.
8973 (do_line): Update to not use nominal_fname.
8974 (cpp_push_buffer): Don't take a filename.
8975 * cpplib.h (struct ht): Remove.
8976 (cpp_push_buffer): Don't take a filename.
8977 (cpp_pedwarn_with_file_and_line): Remove.
8978 * cppmacro.c (struct cpp_macro): Remove file.
8979 (builtin_macro): Update.
8980 (_cpp_create_definition): Update.
8981 * cppmain.c: Correct comment.
8982 * fix-header.c (read_scan_file): Update.
8984 2001-08-17 Kazu Hirata <kazu@hxi.com>
8986 * sbitmap.c: Fix comment formatting.
8987 * sched-deps.c: Likewise.
8988 * sibcall.c: Likewise.
8989 * simplify-rtx.c: Likewise.
8991 * ssa-ccp.c: Likewise.
8992 * stor-layout.c: Likewise.
8993 * timevar.c: Likewise.
8994 * toplev.c: Likewise.
8995 * unwind-dw2.c: Likewise.
8996 * unwind-dw2-fde.c: Likewise.
8997 * varasm.c: Likewise.
8999 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
9001 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
9002 or larger than an integer in memory.
9004 2001-08-17 Zack Weinberg <zackw@panix.com>
9006 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
9007 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
9008 * rtl.h: Don't forward-declare union tree_node here. Don't
9009 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
9010 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
9011 and tree respectively.
9012 * tree.h: Don't forward-declare struct rtx_def here. Don't
9013 typedef tree here. Change all uses of struct rtx_def *,
9014 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
9015 and tree respectively.
9017 2001-08-17 Richard Henderson <rth@redhat.com>
9019 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
9020 config/mips/openbsd.h: Fix typos last change.
9022 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9024 * doc/invoke.texi (Optimize Options): The default for
9025 -finline-limit is 600.
9027 2001-08-17 Richard Henderson <rth@redhat.com>
9029 * varasm.c (text_section): Allow TEXT_SECTION to override the
9030 printing of TEXT_SECTION_ASM_OP.
9031 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
9032 (DATA_SECTION, BSS_SECTION): Remove.
9033 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
9034 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
9035 Rename from s/_NAME//.
9036 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
9037 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
9038 (TEXT_SECTION): ... here. New.
9039 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
9040 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
9041 * config/mips/openbsd.h: Likewise.
9042 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
9043 (mips_asm_file_end): Likewise test.
9044 (mips_output_function_epilogue): Likewise. Switch back to data
9045 section after emitting the function.
9047 * doc/tm.texi (Sections): Document TEXT_SECTION.
9049 2001-08-17 Richard Henderson <rth@redhat.com>
9051 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
9052 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
9054 2001-08-17 Richard Henderson <rth@redhat.com>
9056 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
9057 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
9058 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
9059 Add aligned attribute.
9061 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
9063 * config/sh/sh.md: Add modes to unspecs in first insn to match
9064 those in the second.
9066 * Makefile.in: Fix collect2 copy for Cygwin.
9068 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9070 Install the proper patch.
9071 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9072 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9073 (expand_function_start): Likewise.
9074 * stmt.c (expand_decl): Likewise.
9075 * varasm.c (make_decl_rtx): Likewise.
9077 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9079 * final.c: Undo my previous accidental checkin.
9080 * output.h: Likewise.
9081 * tm.texi: Likewise.
9083 2001-08-16 Richard Henderson <rth@redhat.com>
9085 * varasm.c (named_section_flags): Remove align parameter.
9086 * varasm.c, dwarf2out.c: Update all callers.
9087 * output.h: Update prototypes.
9089 * target.h (target.asm_out.named_section): Remove align parameter.
9090 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
9091 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
9092 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
9093 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
9094 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
9096 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
9097 (get_named_section_flags, set_named_section_flags): New.
9098 (named_section_flags): Use them.
9099 (named_section): Do decl vs section flags check here...
9100 (default_section_type_flags): ... not here.
9101 (init_varasm_once): Create in_named_htab.
9102 (resolve_unique_section): Mark reloc unused.
9104 2001-08-16 Richard Henderson <rth@redhat.com>
9106 * varasm.c (force_const_mem): Keep pool alignment in bits.
9107 (output_constant_pool): Use assemble_align.
9109 2001-08-16 Zack Weinberg <zackw@panix.com>
9111 * doc/tm.texi: Remove extra @table command.
9113 2001-08-16 Zack Weinberg <zackw@panix.com>
9115 * final.c (shorten_branches): Clear the end of the label_align
9116 array only if we made it larger. Break up messy expressions
9119 * diagnostic.c (internal_error): Check for error recursion
9120 before doing ICE suppression.
9122 * timevar.c: Timing variables now count in milliseconds.
9123 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
9124 (get_time): Not here.
9125 (timevar_print): Don't print any timer whose user, cpu, and
9126 wall times are all zero as displayed.
9127 * timevar.h: Update comment aboout units. Make timevar
9130 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9132 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9133 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9134 (expand_function_start): Likewise.
9135 * stmt.c (expand_decl): Likewise.
9136 * varasm.c (make_decl_rtx): Likewise.
9138 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
9140 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
9141 (finalize_record_size): Don't set TYPE_USER_ALIGN.
9143 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9145 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
9148 2001-08-16 Andreas Jaeger <aj@suse.de>
9150 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
9153 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
9155 * rtl.h (only_sets_cc0_p): New prototype.
9156 * jump.c (sets_cc0_p): Handle INSN.
9157 (only_sets_cc0_p): New function.
9158 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
9159 (tidy_fallthru_edge): Likewise.
9160 * integrate.c (copy_insn_list): Likewise.
9161 * unroll.c (unroll_loop): Likewise.
9162 (copy_loop_body): Likewise.
9164 2001-08-15 Jason Eckhardt <jle@redhat.com>
9166 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
9168 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9170 * predict.c (struct block_info_def): Remove nvisited.
9171 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
9172 (estimate_bb_frequencies): Call mark_dfs_back_edges.
9174 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
9175 (ix86_adjust_cost): Teach scheduler that latency to load operand can
9178 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
9180 * predict.def: Update hitrates.
9182 2001-08-15 Richard Henderson <rth@redhat.com>
9184 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
9186 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
9188 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
9189 note from its associated jump.
9191 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
9193 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
9194 also on 64-bit s390x targets.
9196 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
9198 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
9200 (arm_expand_prologue): Handled nested functions which take a
9201 variable argument list.
9202 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
9203 macro with an invocation of
9204 arm_compute_initial_elimination_offset.
9205 * config/arm/arm-protos.h: Prototype
9206 arm_compute_initial_elimination_offset.
9208 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9210 * doc/install.texi (Specific, avr): Fix markup.
9211 (Specific, c4x): Ditto.
9213 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9215 * predict.c (dump_prediction): Change `bool' parameter to `int'.
9217 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
9219 * Makefile.in (OBJS): Add rtl-error.o
9220 (rtl-error.o): New rule.
9221 (diagnostic.o): Adjust dependency.
9222 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
9223 error_for_asm, _fatal_insn, _fatal_insn_not_found,
9224 warning_for_asm): Move to...
9225 rtl-error.c: ...here. New file.
9227 2001-08-14 Richard Henderson <rth@redhat.com>
9229 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
9230 if USING_SJLJ_EXCEPTIONS.
9232 2001-08-14 Steve Ellcey <sje@cup.hp.com>
9234 * tlink.c (scan_linker_output): Check string for unsatisfied in
9235 addition to undefined and unresolved.
9237 2001-08-14 Graham Stott <grahams@redhat.com>
9239 * libgcc2.c (*): Replace EH_FRAME_SECTION with
9240 EH_FRAME_SECTION_NAME.
9242 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9244 * genattrtab.c (simplify_test_exp_in_temp): New function.
9245 (simplify_test_exp): Avoid explicit use of temporary obstack.
9246 (simplify_cond, insert_right_side, evaluate_eq_attr,
9247 simplify_and_tree, simplify_or_tree, eliminate_known_true):
9248 Use simplify_test_exp_in_temp.
9249 (optimize_attrs): Iterate until expression stabilizes.
9251 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
9253 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
9254 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
9256 2001-08-13 Richard Henderson <rth@redhat.com>
9258 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
9259 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
9260 * config/arm/conix-elf.h: Likewise.
9262 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9264 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
9266 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
9268 * gcse.c (hash_scan_set): Expressions that are set as part of
9269 jump instructions are not available.
9271 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
9273 * config/s390/s390.c (print_operand, s390_function_prologue,
9274 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
9276 2001-08-13 Richard Henderson <rth@redhat.com>
9278 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
9279 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
9280 * doc/tm.texi (Exception Region Output): Document it.
9282 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9284 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
9285 DWARF2 instead of stabs by default.
9287 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9289 * config/rs6000/rs6000.c: Include optabs.h.
9291 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9293 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
9294 save/restore routines.
9295 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
9297 2001-08-13 Andreas Jaeger <aj@suse.de>
9299 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
9300 the english is correct.
9302 2001-08-13 Zack Weinberg <zackw@panix.com>
9304 * expr.h: Split out optab- and libfunc-related code to...
9305 * optabs.h, libfuncs.h: ... these new headers.
9307 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
9309 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
9311 * mkconfig.sh: Don't include insn-codes.h from config.h.
9313 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
9314 enum insn_code is available. Move reload_in_optab and
9315 reload_out_optab array declarations to optabs.h.
9316 * regmove.c (gen_add3_insn): Move to optabs.c, export from
9317 there, prototype in expr.h.
9318 * gencodes.c: Cleanup: zap global variables, don't use
9319 printf where puts will do, don't bother defining MAX_INSN_CODE
9320 which nothing uses, let CODE_FOR_nothing get its value implicitly.
9322 * genemit.c, genopinit.c: Include optabs.h in generated file.
9323 * genoutput.c: Include insn-codes.h in generated file.
9324 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
9325 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
9326 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
9327 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
9328 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
9329 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
9331 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
9332 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
9333 config/m88k/m88k.c, config/sparc/sparc.c:
9335 * reload.c: Include expr.h and optabs.h before reload.h.
9336 * config/alpha/alpha.c: Include tree.h before reload.h.
9337 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
9338 and reload.h in that order.
9339 * config/sparc/sparc.c: Include debug.h.
9340 * recog.c: Include insn-codes.h.
9342 2001-08-13 Andreas Jaeger <aj@suse.de>
9344 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
9347 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
9349 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
9350 * gcc.c (init_spec): Fix typo in comment.
9351 * varasm.c (data_section): Fix typo in comment.
9353 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
9355 * predict.c (dump_prediction): New argument "USED".
9356 (combine_predictions_for_insn): Determine the used heuristics,
9357 output the case no heuristic applied.
9358 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
9360 2001-08-13 Andreas Jaeger <aj@suse.de>
9362 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
9365 2001-08-13 Kazu Hirata <kazu@hxi.com>
9367 * jump.c: Fix formatting.
9369 2001-08-13 Kazu Hirata <kazu@hxi.com>
9371 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
9374 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
9376 * loop.c (check_dbra_loop): Use condjump_label to compute
9379 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
9380 to better document the files they're in.
9382 2001-08-12 Zack Weinberg <zackw@panix.com>
9384 * recog.h (struct insn_operand_data): Shrink 'mode' field
9387 2001-08-12 Kazu Hirata <kazu@hxi.com>
9389 * gcc.c: Fix comment formatting.
9390 * gccspec.c: Likewise.
9393 * genemit.c: Likewise.
9394 * gengenrtl.c: Likewise.
9395 * genrecog.c: Likewise.
9396 * gensupport.c: Likewise.
9397 * ggc-page.c: Likewise.
9398 * global.c: Likewise.
9399 * graph.c: Likewise.
9400 * ifcvt.c: Likewise.
9401 * integrate.c: Likewise.
9403 * libgcc2.c: Likewise.
9405 * mbchar.c: Likewise.
9406 * optabs.c: Likewise.
9407 * predict.c: Likewise.
9408 * prefix.c: Likewise.
9409 * profile.c: Likewise.
9410 * protoize.c: Likewise.
9412 * recog.c: Likewise.
9413 * regclass.c: Likewise.
9414 * regmove.c: Likewise.
9415 * reg-stack.c: Likewise.
9416 * reload1.c: Likewise.
9417 * resource.c: Likewise.
9418 * rtlanal.c: Likewise.
9421 2001-08-12 Kazu Hirata <kazu@hxi.com>
9423 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
9424 a tree representing a constant is passed to the macro.
9426 2001-08-12 Richard Henderson <rth@redhat.com>
9428 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
9429 (rs6000_elf_asm_out_destructor): New.
9430 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
9431 (DTORS_SECTION_ASM_OP): Remove.
9432 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9433 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
9435 2001-08-12 David Edelsohn <edelsohn@gnu.org>
9438 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9439 * gcc.c (set_collect_gcc_options): New function, split out from
9441 Ignore elided switches.
9442 (do_spec_1): Invoke before executing command.
9443 (set_input): Export.
9444 Move declaration ...
9445 * gcc.h (set_input): ... here.
9446 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9449 2001-08-12 Richard Henderson <rth@redhat.com>
9451 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
9452 thinko wrt TARGET_RELOCATABLE.
9454 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
9456 * fix-header.c (cb_file_change): Update prototype.
9458 2001-08-11 Zack Weinberg <zackw@panix.com>
9460 * toplev.c (set_float_handler): Make static.
9461 * toplev.h: Don't prototype set_float_handler.
9463 * simplify-rtx.c: Don't include setjmp.h.
9464 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
9466 (simplify_unary_operation, simplify_binary_operation): Use them,
9467 via do_float_handler.
9469 * fold-const.c: Don't include setjmp.h.
9470 (exact_real_inverse_1): New function.
9471 (exact_real_inverse): Use it, via do_float_handler.
9473 * varasm.c: Don't include setjmp.h.
9474 (assemble_real_1): New function.
9475 (assemble_real): Use it, via do_float_handler.
9476 Call internal_error if we get a trap here.
9478 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
9479 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
9481 2001-08-11 Zack Weinberg <zackw@panix.com>
9483 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
9484 STACK_BOUNDARY if not already defined.
9486 * calls.c, function.c, reload1.c, explow.c: Don't default
9487 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
9488 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
9490 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
9493 * doc/tm.texi: Document that STACK_BOUNDARY is required;
9494 clarify difference between it and PREFERRED_STACK_BOUNDARY.
9496 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9498 * cppmacro.c (enter_macro_context): Push macro expansions even
9501 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9503 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
9504 (rs6000_elf_section_type_flags): Actually return a value.
9506 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9508 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
9509 Clean up code: add missing comments and prototypes, fix warnings,
9510 remove obsolete code, fix spacing to conform to coding style.
9512 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9514 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
9515 and TARGET_ASM_CLOSE_PAREN.
9516 (regclass_map): CC register belongs to class NO_REGS.
9517 (legitimize_pic_address): Don't generate unnecessary moves
9518 (to avoid confusing loop optimization).
9519 (check_and_change_labels): Replace jump_long by indirect_jump.
9520 (s390_final_chunkify): Don't start a new literal pool on section
9521 switch in 64-bit code.
9522 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
9524 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
9525 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
9526 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
9528 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
9529 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
9530 (CONST_COSTS): Fixed incorrect costs.
9532 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
9533 Use emit_jump instead of emit_jump_insn (gen_jump).
9534 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
9535 (to avoid confusing flow analysis).
9536 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
9537 (casesi, casesi_jump): New.
9538 (jump_long): Removed. Functionality merged into indirect_jump.
9539 (indirect_jump): Accept address_operand, not just register_operand.
9540 (cjump_long, icjump_long): Use same logic as indirect_jump.
9541 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
9542 Fixed broken setjmp/longjmp handling.
9543 (do_builtin_setjmp_setup): Removed.
9545 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
9546 broken GNU as versions that don't accept .quad with large
9547 negative values. Use hexadecimal output instead.
9548 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
9549 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
9550 FUNCTION_EPILOGUE): Removed. Now in targetm.
9552 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
9554 * config/s390/fixdfdi.h: Add missing copyright statement.
9555 Fix type conflicts on 64-bit. Add missing SFmode routines.
9557 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
9560 2001-08-11 Richard Henderson <rth@redhat.com>
9562 * rtl.h (REG_EH_RETHROW): Remove.
9563 * rtl.c (reg_note_name): Update.
9564 * combine.c (distribute_notes): Don't check for it.
9566 2001-08-11 Richard Henderson <rth@redhat.com>
9568 * combine.c (distribute_notes): Place REG_SETJMP.
9570 2001-08-11 Richard Henderson <rth@redhat.com>
9572 * doc/extend.texi (Arrays and pointers implementation): Discourage
9573 relying on sign-extension of pointers.
9575 2001-08-11 H.J. Lu <hjl@gnu.org>
9577 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
9579 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
9580 RDATA_SECTION_ASM_OP.
9582 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9584 * doc/install.texi (Specific, c4x): Fix cross-reference to the
9585 main manual to work both for info and HTML versions.
9587 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9588 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9590 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
9591 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
9592 (struct cpp_pool): New member first.
9593 * cppinit.c (append_include_chain): Plug memory leaks.
9594 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
9595 Allocate pragma structures from the (aligned) macro pool to
9596 avoid leaking memory.
9597 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
9598 so we don't leak memory.
9599 * hashtable.c (ht_destroy): New.
9600 * hashtable.h (ht_destroy): New.
9602 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9603 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9605 * c-lex.c (map): Make const.
9606 (cb_file_change): Update for callback passing a line map.
9607 Don't assume we have a previous map. Remove sanity check
9608 about popping too many files.
9609 * cpperror.c (print_location): Make map const.
9610 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
9611 (cpp_make_system_header): Similarly.
9612 (search_from): Similarly.
9613 (_cpp_execute_include): Don't remember where we came from.
9614 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
9615 (struct cpp_reader): Make map const.
9616 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
9617 * cpplib.c (do_line): Update; line maps now hold sysp.
9618 (cpp_push_buffer): Similarly.
9619 (_cpp_do_file_change): Similarly; callback with map instead.
9620 (cpp_get_line_maps): Constify return value.
9621 (_cpp_pop_buffer): Update.
9622 * cpplib.h (struct cpp_file_change): Remove.
9623 (struct cpp_callbacks): Update.
9624 (cpp_get_line_maps): Constify return value.
9625 * cppmacro.c (_cpp_create_definition): Update.
9626 * cppmain.c (struct printer): Constify map.
9627 (maybe_print_line): Similarly.
9628 (print_line): Similarly. Deduce flags 1 and 2 here.
9629 (cb_file_change): Update.
9630 * line-map.c (free_line_maps): Warn regardless.
9631 (add_line_map): Return pointer to const. When passed NULL to_file
9632 with LC_LEAVE, use the obvious values for the return point so the
9633 caller doesn't have to figure them out.
9634 (lookup_line): Return pointer to const.
9635 (print_containing_files): Take pointer to const.
9636 * line-map.h (struct line_map): New members reason, sysp.
9637 (add_line_map): Return pointer to const.
9638 (lookup_line): Similarly.
9639 (print_containing_files): Take pointer to const.
9641 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
9642 Richard Henderson <rth@redhat.com>
9644 * regmove.c (regmove_optimize): Avoid setting a register twice in
9647 2001-08-10 Richard Henderson <rth@redhat.com>
9649 * doc/extend.texi (Arrays and pointers implementation): Document
9650 behavior of pointer/integer conversion.
9652 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
9654 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
9656 2001-08-10 Richard Henderson <rth@redhat.com>
9658 * doc/extend.texi (C Implementation): New chapter.
9659 * doc/gcc.texi (Top): Link it in.
9661 2001-08-10 Andrew Cagney <ac131313@redhat.com>
9663 * doc/install.texi (Specific): Fix CVS merge botch.
9665 2001-08-10 Richard Henderson <rth@redhat.com>
9667 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
9668 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
9670 2001-08-10 Zack Weinberg <zackw@stanford.edu>
9672 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
9673 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
9674 this macro is now required.
9676 * cselib.c (cselib_process_insn), flow.c (propagate_block),
9677 loop.c (find_and_verify_loops), reload.c (reload): Check
9678 for rtx code of CALL_INSN, not CALL, when deciding if we
9679 need to check for REG_SETJMP note.
9681 * gcse.c (compute_hash_table, compute_store_table): Update
9682 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
9685 * config/avr/avr.c: Fix typo.
9686 * config/convex/convex.c (expand_movstr): Use adjust_address.
9687 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
9689 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
9690 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
9692 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
9693 Do define STACK_BOUNDARY.
9694 * config/i370/i370.c: Include expr.h.
9695 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
9696 config/pa/som.h, config/v850/v850.h: Take in_ctors and
9697 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
9698 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
9699 * config/m88k/m88k.c: Include c-tree.h after expr.h.
9700 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
9701 * config/romp/romp.c: Include expr.h after tree.h.
9703 (output_fpop): Use xmalloc, not oballoc.
9704 * config/we32k/we32k.c: Include expr.h.
9706 2001-08-10 Kazu Hirata <kazu@hxi.com>
9708 * config/h8300/h8300.h: Fix formatting.
9710 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9712 * c-common.h (RETURN_NULLIFIED_P): Lose.
9713 * c-semantics.c (genrtl_return_stmt): Don't check it.
9715 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9717 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
9718 (mips_annotate_frame_insn): New function.
9719 (mips_emit_frame_related_store): New function.
9720 (save_restore_insns): Don't mark instructions that set up the base
9721 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
9722 the store instructions instead.
9723 (mips_expand_prologue): If the stack size is moved into a temporary
9724 register, do not mark that move as frame-related. Add a
9725 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
9727 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9729 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
9730 stack slot as unchanging if current_function_calls_eh_return.
9732 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9734 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
9735 access the second half of the TFmode scratch operand.
9737 2001-08-10 Anthony Green <green@redhat.com>
9739 * java/class.c (emit_register_classes): Conditionalize code on
9742 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9744 * doc/install.texi (Specific, avr): Fix cross-reference to the
9745 main manual to work both for info and HTML versions.
9747 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9749 * stmt.c (expand_null_return_1): Remove code to generate simple returns
9750 and "use_goto" argument.
9751 (expand_null_return, expand_value_return): Update all callers.
9752 * function.c (expand_function_end): Remove code to generate simple
9754 * config/vax/vax.md (epilogue): New expander for function return.
9755 * doc/md.texi (epilogue): Remove "if defined".
9757 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9759 * Makefile.in: Partially revert my previous change:
9760 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
9761 of the hashtab.o and safe-ctype.o rules.
9763 2001-08-09 Richard Henderson <rth@redhat.com>
9765 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
9766 (USE_COLLECT2): Remove duplicate definition.
9767 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
9768 (use_collect2): Remove dead code.
9769 * configure.in (use_collect2): Remove will_use_collect2 and
9770 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
9771 * configure: Rebuild.
9773 * target.h (targetm.asm_out.constructor): New.
9774 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
9775 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
9776 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
9777 * varasm.c (in_ctors, in_dtors): New.
9778 (assemble_constructor, assemble_destructor): Remove.
9779 (default_stabs_asm_out_destructor): New.
9780 (default_named_section_asm_out_destructor): New.
9781 (dtors_section, default_dtor_section_asm_out_destructor): New.
9782 (default_stabs_asm_out_constructor): New.
9783 (default_named_section_asm_out_constructor): New.
9784 (ctors_section, default_ctor_section_asm_out_constructor): New.
9785 * output.h: Update declarations.
9786 * c-decl.c (c_expand_body): Use target hooks instead of
9787 assemble_constructor and assemble_destructor.
9788 * profile.c (output_func_start_profiler): Likewise.
9789 * objc/objc-act.c (finish_objc): Likewise.
9790 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
9791 for the constructor.
9792 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
9794 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
9795 (DTORS_SECTION_ASM_OP): Likewise.
9796 (__CTOR_LIST__): Use attribute section when possible.
9797 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
9799 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
9800 ASM_OUTPUT_CONSTRUCTOR.
9802 * config/darwin.c (machopic_asm_out_constructor): New.
9803 (machopic_asm_out_destructor): New.
9804 * config/darwin-protos.h: Update declarations.
9805 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9806 (ASM_OUTPUT_DESTRUCTOR): Remove.
9807 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9808 * config/nextstep.c (nextstep_asm_out_constructor): New.
9809 (nextstep_asm_out_destructor): New.
9810 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9811 (ASM_OUTPUT_DESTRUCTOR): Remove.
9812 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9813 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
9814 ASM_OUTPUT_*STRUCTOR.
9815 * config/i386/aix386ng.h: Likewise.
9817 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
9818 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
9819 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9820 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9821 * config/lynx.h: Likewise.
9822 * config/netware.h: Likewise.
9823 * config/psos.h: Likewise.
9824 * config/alpha/alpha-interix.h: Likewise.
9825 * config/alpha/elf.h: Likewise.
9826 * config/arc/arc.h: Likewise.
9827 * config/arm/aof.h: Likewise.
9828 * config/arm/coff.h: Likewise.
9829 * config/arm/elf.h: Likewise.
9830 * config/c4x/c4x.h: Likewise.
9831 * config/h8300/h8300.h: Likewise.
9832 * config/i386/cygwin.h: Likewise.
9833 * config/i386/djgpp.h: Likewise.
9834 * config/i386/i386-coff.h: Likewise.
9835 * config/i386/i386-interix.h: Likewise.
9836 * config/i386/sco5.h: Likewise.
9837 * config/i386/vsta.h: Likewise.
9838 * config/i386/win32.h: Likewise.
9839 * config/i960/i960-coff.h: Likewise.
9840 * config/ia64/sysv4.h: Likewise.
9841 * config/m68hc11/m68hc11.h: Likewise.
9842 * config/m68k/coff.h: Likewise.
9843 * config/m68k/mot3300.h: Likewise.
9844 * config/m88k/m88k.h: Likewise.
9845 * config/mcore/mcore-pe.h: Likewise.
9846 * config/mcore/mcore.h: Likewise.
9847 * config/mips/elf.h: Likewise.
9848 * config/mips/elf64.h: Likewise.
9849 * config/mips/iris6.h: Likewise.
9850 * config/pa/pa64-hpux.h: Likewise.
9851 * config/rs6000/sysv4.h: Likewise.
9852 * config/sh/sh.h: Likewise.
9853 * config/sparc/litecoff.h: Likewise.
9855 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
9856 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9857 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9858 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9859 (ASM_OUTPUT_DESTRUCTOR): Remove.
9860 * config/a29k/a29k.c: Move include of tree.h.
9861 * config/a29k/udi.h: Delete file.
9862 * config/alpha/alpha.c (vms_asm_out_constructor): New.
9863 (vms_asm_out_destructor): New.
9864 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
9865 (EXTRA_SECTION_FUNCTIONS): Likewise.
9866 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9867 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9868 * config/c4x/c4x.c: Move include of tree.h.
9869 * config/clipper/clipper.c (clix_asm_out_constructor): New.
9870 (clix_asm_out_destructor): New.
9871 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9872 (ASM_OUTPUT_DESTRUCTOR): Remove.
9873 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9874 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9875 (TARGET_ASM_CONSTRUCTOR): New.
9876 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
9877 (sco_asm_out_constructor): New.
9878 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
9879 * config/i386/svr3gas.h: Remove stack grows up code.
9880 Remove code duplicated from i386/sysv3.h.
9881 (TARGET_ASM_CONSTRUCTOR): New.
9882 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9883 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
9884 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9885 (TARGET_ASM_CONSTRUCTOR): New.
9886 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
9887 (m68hc11_asm_out_destructor): New.
9888 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
9889 (TARGET_ASM_DESTRUCTOR): New.
9890 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
9891 * config/m68k/dpx2.h: Properly undef all the bits inherited from
9892 config/svr3.h pertaining to section manipulation.
9893 * config/m68k/dpx2g.h: Remove #if 0 code.
9894 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
9895 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
9896 (ASM_OUTPUT_CONSTRUCTOR): Remove.
9897 (TARGET_ASM_CONSTRUCTOR): New.
9898 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
9899 (m88k_svr3_asm_out_constructor): New.
9900 (m88k_svr3_asm_out_destructor): New.
9901 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9902 (ASM_OUTPUT_DESTRUCTOR): Remove.
9903 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9904 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
9905 * config/rs6000/aix.h: Likewise.
9906 * config/mips/rtems64.h: Don't undef removed constructor related bits.
9907 * config/mips/vxworks.h: Likewise.
9908 * config/rs6000/lynx.h: Likewise.
9909 * config/sh/elf.h: Likewise.
9910 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
9911 (DTORS_SECTION_ASM_OP): New.
9912 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9913 (ASM_OUTPUT_DESTRUCTOR): Remove.
9914 * config/sparc/sol2-sld-64.h: Likewise.
9915 * config/vax/vax.c (vms_asm_out_constructor): New.
9916 (vms_asm_out_destructor): New.
9917 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9918 (ASM_OUTPUT_DESTRUCTOR): Remove.
9919 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9921 * doc/tm.texi (@node Initialization): Update.
9923 2001-08-09 Richard Henderson <rth@redhat.com>
9925 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
9926 (__do_global_dtors_aux): Use gp-relative static data to avoid
9927 one dynamic relocation.
9928 (__do_frame_setup): Register Java classes.
9929 * config/alpha/crtend.asm (__JCR_END__): New.
9931 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9933 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
9934 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
9935 (GEN, STAGESTUFF): Add new files.
9936 (insn-constants.h, s-constants, tm-preds.h, s-preds,
9937 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
9938 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
9939 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
9940 as well as insn-codes.h and insn-flags.h in config.h; and no
9941 extra headers in tconfig.h and hconfig.h.
9943 * gencodes.c: Eliminate code to generate predicate declarations
9944 or #defines for md-file constants.
9945 * genconstants.c, genpreds.c: New files.
9947 * i386.md: Re-order guard expressions such that TARGET_64BIT
9948 comes first, when this permits better optimization. Add
9949 TARGET_64BIT to more x86-64 patterns. Add comment explaining
9950 why this is desirable.
9952 2001-08-09 Jakub Jelinek <jakub@redhat.com>
9954 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
9955 (find_fde_for_dso): Remove.
9956 (_Unwind_IteratePhdrCallback): New.
9957 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
9958 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
9960 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9962 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
9963 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
9965 2001-08-09 Graham Stott <grahams@redhat.com>
9967 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
9968 (vis_no_unit): Use it.
9969 (visualize_no_unit): Add the insn only if room exists.
9971 2001-08-09 Graham Stott <grahams@redhat.com>
9973 * predict.c (estimate_probability): Replace magic numbers with
9974 appropriate enumeration.
9976 2001-08-09 Graham Stott <grahams@redhat.com>
9978 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
9980 (EXTRACT_FLAGS): Likewise.
9982 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
9984 * config/mips/mips.c (mips_legitimate_address_p): Check for
9985 CONST_INT in last patch.
9987 2001-08-08 Anthony Green <green@redhat.com>
9989 * java/class.c (emit_register_classes): Use assemble_jcr if
9990 possible. Keep the original mechanism as a fallback.
9991 * defaults.h (JCR_SECTION_NAME): Define if we have named section
9992 and weak symbol support.
9993 * crtstuff.c (__JCR_LIST__): Define.
9994 (__JCR_END__): Define.
9995 (_Jv_RegiserClasses): Define weak symbol if possible.
9996 (__do_global_ctors_aux): Register classes for ELF targets with
9997 weak symbol support.
9999 2001-08-08 Kazu Hirata <kazu@hxi.com>
10001 * dbxout.c: Fix comment formatting.
10002 * dependence.c: Likewise.
10004 * diagnostic.c: Likewise.
10005 * dominance.c: Likewise.
10006 * doprint.c: Likewise.
10007 * dwarf2out.c: Likewise.
10008 * dwarfout.c: Likewise.
10009 * emit-rtl.c: Likewise.
10010 * except.c: Likewise.
10011 * explow.c: Likewise.
10012 * expmed.c: Likewise.
10013 * expr.c: Likewise.
10014 * flow.c: Likewise.
10015 * fold-const.c: Likewise.
10016 * function.c: Likewise.
10018 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10020 * global.c (retry_global_alloc): Avoid shadowing allocno.
10022 2001-08-08 Mark Mitchell <mark@codesourcery.com>
10024 * except.c (remove_fixup_regions): Fix typo.
10026 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
10028 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
10029 unsigned HOST_WIDE_INT to avoid warning.
10030 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
10031 * flow.c (set_block_for_new_insns): Likewise.
10033 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
10035 * sibcall.c (return_value_pseudo): New static variable.
10036 (skip_copy_to_return_value): Handle return_value_pseudo.
10037 (call_ends_block_p): Ensure that return_value_pseudo is set.
10038 (optimize_sibling_and_tail_recursive_call): Discover the
10039 load of pseudo return value in alternate exit block.
10041 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10043 * calls.c (ECF_ALWAYS_RETURN): New constant.
10044 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
10045 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
10046 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
10047 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
10048 * rtl.c (reg_note_name): New name.
10049 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
10051 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
10053 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
10055 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
10057 * alias.c (get_alias_set): Return a previously calculated
10058 alias set for a VAR_DECL.
10059 * function.c (gen_mem_addressof): Calculate the alias set before
10062 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
10064 * predict.def: Set hitrates according our experimental run.
10066 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
10068 * i386.h (HARD_REGNO_RENAME_OK): New macro.
10070 2001-08-08 H.J. Lu <hjl@gnu.org>
10072 * config/mips/mips.c (mips_unique_section): New. Copied from
10075 * config/mips/mips-protos.h (mips_unique_section): New
10078 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
10080 * config/mips/little.h: New. Generic little endian mips
10081 targets. Only mips*-*-linux* is converted to use it so far.
10083 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
10084 (WCHAR_TYPE): Defined
10085 (WCHAR_TYPE_SIZE): Likewise.
10086 (INIT_SUBTARGET_OPTABS): Likewise.
10087 (BSS_SECTION_ASM_OP): Likewise.
10088 (SBSS_SECTION_ASM_OP): Likewise.
10089 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
10090 (ASM_DECLARE_OBJECT_NAME): Likewise.
10091 (UNIQUE_SECTION): Likewise.
10092 (EXTRA_SECTIONS): Likewise.
10093 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
10094 (ASM_OUTPUT_DESTRUCTOR): Likewise.
10095 (ASM_OUTPUT_DEF): Likewise.
10096 (HANDLE_SYSV_PRAGMA): Removed.
10097 (NO_IMPLICIT_EXTERN_C): Likewise.
10098 (TARGET_MEM_FUNCTIONS): Likewise.
10099 (STARTFILE_SPEC): Likewise.
10100 (ENDFILE_SPEC): Likewise.
10101 (LIB_SPEC): Likewise.
10102 (INVOKE__main): Likewise.
10103 (CTOR_LIST_BEGIN): Likewise.
10104 (CTOR_LIST_END): Likewise.
10105 (DTOR_LIST_BEGIN): Likewise.
10106 (DTOR_LIST_END): Likewise.
10107 (SET_ASM_OP): Likewise.
10108 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10109 (ASM_OUTPUT_DEF): Likewise.
10110 (ASM_OUTPUT_IDENT): Likewise.
10112 * config/mips/mips.h (ASM_SPEC): Undefine before define.
10113 (CPLUSPLUS_CPP_SPEC): Likewise.
10114 (ASM_APP_ON) Redefine only if not defined.
10115 (ASM_APP_OFF): Likewise.
10116 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10117 (ASM_OUTPUT_IDENT): Likewise.
10119 * config.gcc: Update tm_file for Linux/mips.
10121 2001-08-08 Bernd Schmidt <bernds@redhat.com>
10123 * cselib.c (cselib_record_sets): If insn is predicated, turn
10124 sources into IF_THEN_ELSEs.
10126 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
10127 Turn into define_insn_and_split.
10129 * sched-deps.c: Include "cselib.h".
10130 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
10131 Use cselib to turn memory addresses into VALUEs.
10132 (sched_analyze): Call cselib_init/cselib_finish if necessary.
10133 * sched-int.h (struct sched_info): New member USE_CSELIB.
10134 * sched-ebb.c (ebb_sched_info): Initialize it.
10135 * sched-rgn.c (rgn_sched_info): Likewise.
10136 * Makefile.in (sched-deps.o): Update dependencies.
10138 * cselib.h (cselib_subst_to_values): Declare.
10139 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
10140 that have no value and autoincs to be handled by generating a new
10143 2001-08-08 Graham Stott <grahams@redhat.com>
10145 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
10146 within fixed length SEQUENCE.
10148 2001-08-08 Graham Stott <grahams@redhat.com>
10150 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
10151 (diagnostic_prefixing_rule): Likewise.
10152 (diagnostic_line_cutoff): Likewise.
10153 (diagnostic_kind_count): Likewise.
10155 2001-08-08 Graham Stott <grahams@redhat.com>
10157 * alias.c (find_base_decl): Delete redundent assignment.
10159 2001-08-08 Graham Stott <grahams@redhat.com>
10161 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
10162 (abs): Uppercase and paranthesize macro parameter.
10163 (MEM_DEPENDENCY): Add whitespace.
10165 2001-08-08 Graham Stott <grahams@redhat.com>
10167 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
10168 failure check for CONST_INT
10170 2001-08-08 Graham Stott <grahams@redhat.com>
10172 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
10173 (libcall_dead_p): Likewise.
10175 (mark_used_regs): Constify fmt.
10176 (find_use_as_address): Likewise.
10178 2001-08-08 Graham Stott <grahams@redhat.com>
10180 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
10183 2001-08-08 Graham Stott <grahams@redhat.com>
10185 * combine.c (combine_simplify_rtx): Update comment and
10186 remove erroneous test.
10188 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10190 * cppinit.c (cpp_finish): Pop the final buffer without comment.
10191 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
10192 take care to avoid multiple no-newline at EOF warnings in that
10195 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
10197 * calls.c (expand_call): Do not emit INSN_SETJMP note.
10198 (emit_library_call_value_1): Likewise.
10199 (emit_call_1): Emit REG_SETJMP note.
10200 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
10202 * cselib.c (cselib_process_insn): Likewise.
10203 * flow.c (propagate_block): Likewise.
10204 * loop.c (find_and_verify_loops): Likewise.
10205 * reload.c (find_equiv_regs): Likewise.
10206 * reload1.c (reload): Likewise.
10207 * resource.c (mark_referenced_resources,
10208 mark_set_resources): Likewise.
10209 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
10210 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
10211 * haifa-sched.c (unlink_other_notes): Likewise.
10212 (reemit_notes): Likewise.
10213 * sched-ebb.c (sched_ebb): Likewise.
10214 * sched-rgc.c (sched_region): Likewise.
10215 * rtl.c (note_insn_name): Likewise.
10216 (reg_note_name): Add REG_SETJMP
10217 * rtl.h (reg_note): Add REG_SETJMP.
10218 (insn_note): Remove NOTE_INSN_SETJMP.
10220 * profile.c (branch_prob): Add fake edges for setjmp.
10222 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
10224 * config.gcc: Quote target_cpu_default2 correctly for
10225 powerpc*-*-* targets.
10227 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10229 * cpplib.h, line-map.h: Update comments.
10230 * cppmain.c (printer_init): Move inline.
10231 (maybe_print_line, print_line): Take a map pointer.
10232 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
10233 (cb_file_change): Don't use prior value of print.map.
10235 2001-08-07 David Edelsohn <edelsohn@gnu.org>
10237 * doc/install.texi: Document fine-grained multilib configuration.
10239 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10241 * rtlanal.c (find_first_parameter_load): Call note_stores
10242 only on the instructions.
10244 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10246 * alias.c (nonlocal_mentioned_p):
10247 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
10248 * calls.c (emit_call_1): Likewise.
10249 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
10250 * cselib.c (cselib_process_insn): Likewise.
10251 * df.c (df_insns_modify): Likewise.
10252 * flow.c (need_fake_edge_p): Likewise.
10253 (propagate_one_insn): Likewise.
10254 * haifa-sched.c (reemit_notes): Likewise.
10255 * integrate.c (copy_insn_list): Likewise.
10256 * jump.c (delete_prior_computation): Likewise.
10257 * local-alloc.c (validate_equiv_mem): Likewise.
10258 * loop.c (scan_loop): Likewise.
10259 * predict.c (estimate_probability): Likewise.
10260 * reload.c (reload): Likewise.
10261 * sched-deps (sched_analyze): Likewise.
10262 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
10263 * gcse.c (compute_hash_table): Likewise.
10264 (mark_call): Likewise.
10265 (store_killed_in_insn): Likewise.
10267 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
10269 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
10271 2001-08-06 Richard Henderson <rth@redhat.com>
10273 * varasm.c (assemble_gc_entry): Remove.
10274 * output.h: Likewise.
10276 2001-08-06 Richard Henderson <rth@redhat.com>
10278 * varasm.c (assemble_constructor): Take a symbol_ref and a
10279 priority instead of a bare string. Move priority handling
10280 here from cp/decl2.c.
10281 * output.h: Update decls.
10283 * c-decl.c (c_expand_body): Update calls to assemble_constructor
10284 and assemble_destructor.
10285 * profile.c (output_func_start_profiler): Likewise.
10286 * objc/objc-act.c (finish_objc): Likewise.
10287 (build_module_descriptor): Return the symbol not the symbol name.
10289 2001-08-06 David Edelsohn <edelsohn@gnu.org>
10291 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
10292 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
10293 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
10294 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
10295 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
10296 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
10298 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10300 * cpperror.c (print_containing_files): Moved to line-map.c.
10301 (print_location): line-map.c handles re-listing or otherwise.
10302 * cpphash.h (struct lexer_state): Remove next_bol.
10303 (struct cpp_buffer): Remove include_stack_listed.
10304 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
10305 Remove faked buffer handling.
10306 (_cpp_do_file_change): Tweak.
10307 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
10308 * cppmain.c (struct printer): Remove filename.
10309 (print_line, cb_file_change): Update accordingly.
10310 * line-map.c: Include intl.h.
10311 (init_line_maps): Initialize last_listed.
10312 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
10313 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
10314 (print_containing_files): New.
10315 * line-map.h (struct line_maps): New member last_listed.
10316 (print_containing_files, INCLUDED_FROM): New.
10317 * Makefile.in: Update.
10318 * po/POTFILES.in: Add line-map.c.
10320 2001-08-06 Richard Henderson <rth@redhat.com>
10322 * except.c (convert_from_eh_region_ranges_1): Never mark
10323 USE or CLOBBER insns as throwing.
10325 * expr.c (store_constructor): Don't clobber memory targets.
10327 2001-08-06 Andreas Jaeger <aj@suse.de>
10329 * profile.c (branch_prob): Remove unused variable insn.
10331 * Makefile.in (local-alloc.o): Add dependency on except.h.
10333 * local-alloc.c: Include except.h for can_throw_internal prototype.
10335 2001-08-06 Richard Henderson <rth@redhat.com>
10337 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
10338 * function.c (expand_main_function): Implement it.
10339 * doc/tm.texi: Document it.
10341 2001-08-06 Stan Shebs <shebs@apple.com>
10343 * doc/install.texi: Document powerpc-*-darwin* details.
10345 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
10347 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
10348 (ASM_CPU_SPEC): Move back to rs6000.h
10349 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
10351 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
10353 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
10356 * config/rs6000/linux64.h: Ditto.
10358 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10359 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
10362 Remove accidently readded definitions of FUNCTION_PROLOGUE,
10363 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
10365 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10368 2001-08-05 Richard Henderson <rth@redhat.com>
10370 * local-alloc.c (update_equiv_regs): Do not move insns that
10373 2001-08-05 Jan Hubicka <jh@suse.cz>
10375 * Makefile.in (reload1.o): Add dedendancy on except.h
10376 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
10378 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
10379 indicating wehther edges has been cleaned up.
10380 * reload1.c: Inlucde except.h
10381 (fixup_abnormal_edges): Accept deleted insns.
10382 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
10385 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10387 * cpplib.c (do_line): Correct line number after pop_buffer.
10389 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10391 PR preprocessor/3824
10392 * line-map.c: Update comments.
10393 * line-map.h: Update comments.
10394 * tradcif.y: Don't consider large numbers unsigned.
10396 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10398 PR preprocessor/3081
10399 * c-lex.c (map): New.
10400 (cb_file_change): Update map and use it.
10401 (cb_def_pragma, cb_define, cb_undef): Use map and line.
10402 (c_lex): Update to use map.
10403 * cpperror.c (print_location): Move to using logical line numbers.
10404 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
10405 (cpp_make_system_header): Similarly.
10406 (_cpp_execute_include): Stop line numbering hacks. Store the
10407 line we will return to.
10408 * cpphash.h (CPP_BUF_LINE): Remove.
10409 (struct cpp_buffer): Remove lineno and pseudo_newlines.
10410 Add map and return_to_line.
10411 (_cpp_do_file_change): Update.
10412 * cppinit.c (cpp_start_read): Update line kludge.
10413 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
10414 (trigraph_ok): Use logical line numbers for diagnostics.
10415 (skip_block_comment): Likewise.
10416 (skip_whitespace): Likewise.
10417 (skip_line_comment): Use pfile->line instead.
10418 (_cpp_lex_token): Update to use logical line numbering exclusively.
10419 Handle BOL locally. Accept new lines in directives, but keep
10420 pfile->line decremented. Diagnostics use logical lines. Update
10421 directive handling.
10422 * cpplib.c (SEEN_EOL): New.
10423 (skip_rest_of_line, check_eol): Use it.
10424 (end_directive): Increase line number when accepting the newline
10425 at the end of a directive.
10426 (run_directive): Simplify.
10427 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
10428 (_cpp_do_file_change): Update to take buffer line number as an
10429 argument, and store the current map in the cpp_reader. Remove
10430 line number kludges.
10431 (_cpp_do__Pragma): Restore output position after a _Pragma.
10432 (cpp_push_buffer): Don't set output line or lineno.
10433 (_cpp_pop_buffer): Transfer more info from a faked buffer.
10434 Remove line kludge. Set output_line.
10435 * cppmacro.c (builtin_macro): Update handling of __LINE__.
10436 (parse_arg): Use logical lines.
10437 (save_lookahead_token): Save EOFs too now.
10438 * cppmain.c (struct printer): Fix comments.
10439 (printer_init): Simplify, let caller do errors.
10440 (scan_translation_unit, check_multiline_token, dump_macro): Update.
10441 (maybe_print_line): Simplify.
10442 (print_line): Don't print a linemarker if -P.
10443 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
10444 (cb_file_change): Simplify.
10445 * line-map.h (LAST_SOURCE_LINE): Fix.
10446 (CURRENT_LINE_MAP): New.
10448 2001-08-05 Bernd Schmidt <bernds@redhat.com>
10450 * doloop.c (doloop_modify_runtime): Properly compute number of
10451 iterations if loop was unrolled.
10453 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
10454 if their CSELIB_VAL_PTRs are.
10456 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
10457 (setup_spill_pointers): Initialize it.
10458 (spill_restore_mem): Set it.
10459 (do_spill, do_restore): Use it to add REG_INC note.
10460 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
10462 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
10463 asms if other insns are available.
10465 * config/ia64/ia64.c (condop_operator): New predicate.
10466 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
10467 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
10470 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
10471 temporary register than directly using a MEM.
10473 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10475 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
10476 parameter in last change.
10478 2001-08-04 Zack Weinberg <zackw@panix.com>
10480 * sparc.md: Don't use #if inside C test expression.
10482 2001-08-04 Richard Henderson <rth@redhat.com>
10484 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
10486 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
10488 * cpphash.h (struct cpp_reader): New member directive_line.
10489 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
10490 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
10491 do_pragma): Pass line to callbacks.
10492 (start_directive): Record line of directive.
10493 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
10494 cb_include): Similarly.
10495 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
10498 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10500 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
10503 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10505 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
10507 * reload1.c (fixup_abnormal_edges): New static function.
10510 * flow.c (need_fake_edge_p): New function.
10511 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
10512 avoid call insn to be very last insn in the insn stream.
10514 * profile.c (branch_prob): Call flow_call_edges_add instead of
10515 doing that by hand; cleanup cfg to re-merge basic blocks once
10518 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10520 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
10521 are also on line-map.h.
10522 * cppfiles.c (stack_include_file): Update.
10523 * cpphash.h (struct cpp_buffer): New member return_at_eof.
10524 (_cpp_pop_buffer): New.
10525 * cppinit.c (cpp_destroy, cpp_finish): Update.
10526 (do_includes): Mark each buffer to return at EOF.
10527 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
10528 return as requested.
10529 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
10530 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
10531 * cpplib.h (cpp_pop_buffer): Remove.
10532 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
10533 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
10535 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
10537 (do_preprocessing): Update.
10538 * fix-header.c (read_scan_file): Update. No need to pop buffers.
10539 * c-parse.in (_yylex): Similarly.
10540 * scan-decls.c (scan_decls): Similarly.
10541 * line-map.h: Update comments.
10543 * objc/Make-lang.in (objc-act.o): Update dependencies.
10545 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10547 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
10548 and soft register for operand 0.
10549 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
10551 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10553 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
10554 register for operand 0.
10555 ("bitcmpqi_z_used"): Allow memory for operand 0.
10556 (split "bitcmpqi"): New split to handle address reg as operand 1.
10558 2001-08-04 Andreas Jaeger <aj@suse.de>
10560 * gcse.c: Revert Daniel's last patch.
10562 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10564 * sparc-protos.h: Add prototypes for fp_zero_operand and
10566 * sh-protos.h: Add prototype for fpul_operand.
10568 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10570 * doc/extend.texi (Other Builtins): Fix typo in last change.
10572 2001-08-03 Richard Henderson <rth@redhat.com>
10574 * target.h (gcc_target): Add asm_out.named_section,
10575 section_type_flags, have_named_sections.
10576 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
10577 (TARGET_HAVE_NAMED_SECTIONS): New.
10578 (TARGET_SECTION_TYPE_FLAGS): New.
10580 * Makefile.in (toplev.o): Depend on TARGET_H.
10581 (varasm.o, dbxout.o): Likewise.
10582 * c-common.c (decl_attributes): Check targetm.have_named_sections
10583 instead of ifdef ASM_OUTPUT_SECTION_NAME.
10584 * dbxout.c (dbxout_function_decl): Likewise.
10585 (dbxout_function_end): Likewise.
10586 * toplev.c (compile_file): Likewise.
10587 * varasm.c (exception_section): Likewise.
10588 * cp/decl2.c (finish_objects): Likewise.
10590 * defaults.h (EH_FRAME_SECTION): Remove.
10591 (EH_FRAME_SECTION_ASM_OP): Remove.
10592 (EH_FRAME_SECTION_NAME): New.
10593 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
10594 (UNIQUE_SECTION_P): Remove.
10595 * dwarf2out.c (SECTION_FORMAT): Remove.
10596 (ASM_OUTPUT_SECTION): Remove.
10597 (output_call_frame_info): Use named_section_flags.
10598 (output_comp_unit, dwarf2out_start_source_file): Likewise.
10599 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
10600 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
10601 * varasm.c (in_eh_frame, eh_frame_section): Remove.
10602 (named_section_flags): New.
10603 (named_section): Use it and targetm.section_type_flags.
10604 (resolve_unique_section): New.
10605 (assemble_start_function): Use it.
10606 (asm_emit_uninitialised, assemble_variable): Likewise.
10607 (default_section_type_flags): New.
10608 (default_no_named_section, default_elf_asm_named_section): New.
10609 (default_coff_asm_named_section, default_pe_asm_named_section): New.
10610 * output.h: Update varasm.c decls.
10611 (SECTION_*): New flags.
10613 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
10614 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
10616 * config/elfos.h (UNIQUE_SECTION_P): Remove.
10617 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
10618 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
10619 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10620 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
10621 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
10622 * config/mips/elf.h, config/mips/elf64.h: Likewise.
10623 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
10624 * config/pa/pa64-hpux.h,
10626 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
10627 (TARGET_ASM_NAMED_SECTION): New.
10628 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
10629 * config/alpha/vms.h, config/arm/coff.h: Likewise.
10630 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
10631 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
10632 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
10633 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
10634 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10635 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
10636 * config/i386/sco5.h, config/i386/win32.h: Likewise.
10637 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
10638 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
10639 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
10640 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
10641 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
10642 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
10643 * config/sparc/sysv4.h: Likewise.
10645 * config/nextstep.h: Error until named sections implemented.
10647 * config/a29k/a29k.c (a29k_asm_named_section): New.
10648 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
10649 (vms_section_type_flags, vms_asm_named_section): New.
10650 * config/arm/arm.c (arm_elf_asm_named_section): New.
10651 * config/avr/avr.c (asm_output_section_name): Remove.
10652 * config/avr/avr-protos.h: Update.
10653 * config/c4x/c4x.c (c4x_asm_named_section): New.
10654 * config/h8300/h8300.c (h8300_asm_named_section): New.
10655 * config/i386/i386.c (sco_asm_named_section): New.
10656 * config/i386/winnt.c (SECTION_PE_SHARED): New.
10657 (i386_pe_section_type_flags): New.
10658 (i386_pe_asm_named_section): New.
10659 * config/i386/i386-protos.h: Update.
10660 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
10661 * config/mcore/mcore.c (mcore_asm_named_section): New.
10662 * config/mips/mips.c (iris6_asm_named_section): New.
10663 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
10664 instead of UNIQUE_SECTION_P.
10665 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
10666 (xcoff_asm_named_section): New.
10667 * config/sh/sh.c (sh_asm_named_section): New.
10668 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
10670 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
10671 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
10672 (EH_FRAME_SECTION_NAME): New.
10673 (EXCEPTION_SECTION): New.
10674 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
10675 (DEBUG_*_SECTION): Remove.
10676 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
10677 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
10678 (EH_FRAME_SECTION_ASM_OP): Remove.
10680 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
10681 (ASM_OUTPUT_SECTION_NAME): Remove.
10682 (TARGET_ASM_NAMED_SECTION): New.
10683 (TARGET_HAVE_NAMED_SECTIONS): New.
10684 (TARGET_SECTION_TYPE_FLAGS): New.
10685 (EH_FRAME_SECTION_ASM_OP): Remove.
10686 (EH_FRAME_SECTION_NAME): New.
10688 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10690 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
10691 for complex expressions when cfun == 0.
10692 * doc/extend.texi: Document that __builtin_constant_p can be
10693 used in data initializers as well as functions.
10695 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
10697 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
10698 variable I locally, instead of expecting a declaration in the
10701 2001-08-03 Richard Henderson <rth@redhat.com>
10703 * except.c (collect_one_action_chain): Add an explicit cleanup
10704 action if regions surrounding a catch were encoded entirely
10705 within the call-site entry.
10707 2001-08-03 Richard Henderson <rth@redhat.com>
10709 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
10710 don't take REGNO of a non-register.
10712 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10714 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
10715 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
10716 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
10717 (__gthread_mutex_init_function): New function for mutex initialization.
10719 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10721 * Makefile.in: Revert screwed up commit.
10723 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10725 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
10726 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
10727 merged by linker script to get a final _exit().
10728 (__do_global_dtors): New for destructor handling in specific exit
10730 (__do_global_ctors): New for constructors in specific install section.
10731 (__map_data_section): Map data sections before running constructors.
10732 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
10733 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
10734 (DTORS_SECTION_ASM_OP): Likewise.
10735 (CTORS_SECTION_FUNCTION): Define to force a reference to
10737 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
10739 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10741 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
10743 * Makefile.in: Add df.h to gcse.c dependencies.
10745 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10747 * varasm.c (output_constant_def_contents): Use for the length of a
10748 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
10749 depending on which is larger.
10751 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10753 * gcse.c: Include df.h for use as a dataflow analyzer.
10755 Declaration of reg_set_info: gone.
10756 New df_analyzer variable used by store motion.
10757 (reg_set_info): Deleted.
10758 (mark_mem_regs): New function, analyze regs used by a mem.
10759 (store_ops_ok): Use dataflow analyzer results to determine if
10760 necessary regs are changed in the block.
10761 (find_moveable_store): Remove check for symbol ref, we can handle
10762 much more complex expressions now.
10763 (compute_store_table): Remove most of the code, it's unnecessary
10764 now that the dataflow analyzer records the info for us.
10765 (store_killed_after): Add parameter to say whether to do the
10766 store_ops_okay test, used to speed up testing when we already know
10767 the answer, and just want to know if the store itself was killed.
10768 (build_store_vector): Largely rewritten to calculate the various
10769 vectors properly, and somewhat optimized.
10770 (store_motion): Init the df_analyzer, get REG_DEF chains.
10771 Also handle trapping expressions (since mems almost always trap)
10772 (simple_mem): Redefine what a simple mem is.
10774 2001-08-03 DJ Delorie <dj@redhat.com>
10776 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
10777 set from a constant part of the condition.
10779 2001-08-01 Andrew Cagney <ac131313@redhat.com>
10781 * mkdeps.c (deps_add_default_target): Make local variable
10782 ``start'' a const char pointer.
10783 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
10785 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10787 * doc/install.texi (Configuration): Fix markup.
10788 (Specific, i?86-*-udk): Likewise.
10789 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
10791 Document --enable-threads and --enable-libgcj status.
10792 (Specific, mips-sgi-irix*): Canonicalize triples.
10793 (Specific, mips-sgi-irix5): Warn about problems with this config.
10794 Mention required GNU as patch.
10795 Native assembler problems are fixed.
10796 (Specific, mips-sgi-irix6): Update O32 ABI support status.
10797 Document --enable-threads and --enable-libgcj status.
10799 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10801 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
10804 2001-08-03 Richard Henderson <rth@redhat.com>
10806 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
10809 2001-08-03 Richard Henderson <rth@redhat.com>
10811 * rtlanal.c (find_first_parameter_load): Stop if we
10812 reach a CODE_LABEL at BOUNDARY.
10814 2001-08-03 Richard Henderson <rth@redhat.com>
10816 * config/alpha/alpha.md (force_movdi): New insn.
10817 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
10818 Tweek FRP marking of VMS prologue insns.
10819 * config/alpha/vms.h (EPILOGUE_USES): New.
10821 2001-08-02 Richard Henderson <rth@redhat.com>
10823 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
10825 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10827 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
10828 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
10829 config/convex/convex.h, config/d30v/d30v.c,
10830 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10831 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
10832 config/mips/mips.h, config/mn10200/mn10200.h,
10833 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
10834 config/v850/v850.h, config/vax/openbsd.h,
10835 config/vax/openbsd1.h, config/vax/ultrix.h,
10836 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
10837 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
10838 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
10839 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
10840 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
10841 in comments and documentation.
10843 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10847 * Makefile.in (line-map.o): New.
10848 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
10849 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
10850 * cpperror.c (print_containing_files): Similarly.
10851 (print_location): Update. Don't output a space before _Pragma.
10852 * cppfiles.c (stack_include_file): Set to line 1 immediately.
10853 (stack_include_filee, cpp_make_system_header): Update.
10854 (_cpp_execute_include): Get logical line number right for calling
10855 as-yet-unterminated #include.
10856 * cpphash.h (struct cpp_reader): Add line_maps.
10857 (_cpp_do_file_change): Update.
10858 * cppinit.c (cpp_create_reader): Initialize line maps.
10859 (cpp_destroy): Destroy line maps.
10860 (cpp_start_read): Get logical line number right.
10861 * cpplex.c (parse_string): Only warn once for multi-line strings.
10862 Use boolean variable for null warning.
10863 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
10865 (do_include_common): End the directive early.
10866 (do_line): Don't warn about out-of-range lines in preprocessed
10867 source. Update. Remove unused variables.
10868 (_cpp_do_file_change): Update for new line mapping.
10869 (pragma_cb): New typedef.
10870 (cpp_register_pragma): Stop looking ahead before calling the
10872 (do_pragma_system_header): End directive early.
10873 (cpp_get_line_maps): New.
10874 (cpp_pop_buffer): Fudge logical line. Update.
10875 * cpplib.h: Include line-map.h
10876 (enum cpp_fc_reason): Remove.
10877 (struct cpp_file_change): Update.
10878 (cpp_get_line_maps): New.
10879 * cppmain.c (struct_printer): New member map.
10880 (cb_file_change): Update for new mappings.
10881 * fix-header.c (cb_file_change): Similarly.
10883 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10885 * Makefile.in (libgcc.mk): Define mkinstalldirs.
10886 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
10888 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10890 * config/vax/vax.c: include expr.h.
10892 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10894 * Makefile.in ($(srcdir)/configure): Only rebuild in
10896 ($(srcdir)/config.in): Only define in maintainer mode.
10897 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
10899 2001-08-02 David Edelsohn <edelsohn@gnu.org>
10901 * doc/install.texi (Install GCC: Binaries): Update Bull info.
10903 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10905 * gcc.c (set_collect_gcc_options): New function, split out from
10907 Ignore elided switches.
10908 (do_spec_1): Invoke before executing command.
10909 (set_input): Export.
10910 Move declaration ...
10911 * gcc.h (set_input): ... here.
10912 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
10915 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
10918 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
10920 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
10922 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
10924 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
10925 for the unnamed instructions it expands to.
10927 2001-08-02 Richard Henderson <rth@redhat.com>
10929 * regclass.c (call_really_used_regs): Conditionally define.
10930 (init_reg_sets_1): Don't use it if not defined.
10931 (fix_register): Similarly, don't set it.
10933 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10935 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
10936 Correct comment that had been missed in the previous change.
10938 2001-08-01 Stan Shebs <shebs@apple.com>
10940 * config/darwin.c (machopic_stub_name): Try matching by name.
10941 (update_stubs): New function.
10942 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
10945 2001-08-01 Richard Henderson <rth@redhat.com>
10947 * except.c (output_function_exception_table): Use assemble_align.
10948 * varasm.c (assemble_eh_label): Remove.
10949 (assemble_eh_align, assemble_eh_integer): Remove.
10951 2001-08-01 Robert Lipe <robertl@caldera.com>
10953 * dwarfout.c: Remove reference to README.DWARF.
10955 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
10957 * regclass.c (call_really_used_regs): New array for registers which
10958 are actually used by a call.
10959 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
10961 (fix_register): Set call_really_used too.
10962 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
10963 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
10965 2001-08-01 Richard Henderson <rth@redhat.com>
10967 * read-rtl.c (read_name): Consider \r whitespace.
10969 2001-07-11 Andrew Cagney <ac131313@redhat.com>
10971 * config.gcc: Recognize powerpc-*-netbsd*.
10973 * doc/install.texi (Host/target specific installation notes for
10974 GCC): Mention powerpc-*-netbsd*.
10976 * config/rs6000/netbsd.h: New file.
10977 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
10978 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
10979 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
10980 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
10981 (TARGET_VERSION): Redefine.
10983 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
10984 mcall-netbsd as a match for mcall-sysv.
10985 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
10986 (ncrti.S, ncrtn.S): New targets.
10987 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
10989 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
10990 "netbsd' as a V4 ABI.
10991 (ASM_SPEC): Check for -mcall-netbsd.
10992 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
10993 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
10994 (LIB_SPEC, ENDFILE_SPEC): Ditto.
10995 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
10996 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
10997 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
10998 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
11000 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
11001 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
11003 2001-08-01 Mark Kettenis <kettenis@gnu.org>
11005 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
11006 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
11007 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
11008 including "unwind-pe.h".
11010 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
11012 * rs6000.md (define_splits): Kill unused constraints.
11014 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
11015 Jan Hubicka <jh@suse.cz>
11017 * function.c (thread_prologue_and_epilogue_insns): Kill code
11018 dealing with non-existent CFG.
11020 2001-08-01 Kazu Hirata <kazu@hxi.com>
11022 * alias.c: Fix comment formatting.
11023 * bitmap.c: Likewise.
11024 * builtins.c: Likewise.
11025 * calls.c: Likewise.
11026 * c-common.c: Likewise.
11027 * c-decl.c: Likewise.
11028 * c-dump.c: Likewise.
11029 * c-lex.c: Likewise.
11030 * collect2.c: Likewise.
11031 * combine.c: Likewise.
11032 * conflict.c: Likewise.
11033 * cppfiles.c: Likewise.
11034 * cppinit.c: Likewise.
11035 * cpplex.c: Likewise.
11036 * cpplib.c: Likewise.
11037 * cppmacro.c: Likewise.
11038 * cppspec.c: Likewise.
11039 * c-pragma.c: Likewise.
11040 * crtstuff.c: Likewise.
11042 * cselib.c: Likewise.
11043 * c-semantics.c: Likewise.
11044 * c-typeck.c: Likewise.
11046 2001-08-01 H.J. Lu <hjl@gnu.org>
11048 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
11050 2001-08-01 H.J. Lu <hjl@gnu.org>
11052 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
11054 2001-08-01 Ziemowit Laski <zlaski@apple.com>
11056 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
11057 contextualizing Objective-C class name lookup by the lexer.
11058 (typespec_reserved_nonattr): Disable ObjC class name lookup after
11060 (protocoldef): Add support for forward @protocol declarations.
11061 (yylexname): Suppress ObjC class name lookup in certain contexts;
11062 re-enable after lookup is complete.
11063 (_yylex): Re-enable ObjC class name lookup when certain
11064 punctuation marks are seen.
11066 * objc/objc-act.c (check_protocol_recursively): New function used
11067 for finding circular dependencies in protocols.
11068 (objc_declare_protocols): New function for handling forward
11069 @protocol declarations.
11070 (receiver_is_class_object): Detect the case when 'self' is used
11071 inside of a class method.
11072 (build_message_expr): Issue a warning if class method is desired
11073 but instance method is found instead.
11074 (conforms_to_protocol): Streamline.
11075 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
11076 protocol Foo, even if 'Bar foo' does not.
11077 (check_protocols): Streamline.
11078 (start_protocol): Add checks for circular and duplicate protocol
11080 (encode_aggregate_within): For typedefs of structs, encode the
11082 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
11083 (objc_declare_protocols): New prototype.
11085 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11087 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
11088 * cpplex.c (handle_newline): Update prototype. Maintain logical
11090 (skip_escaped_newlines, skip_block_comment, parse_string):
11091 Update accordingly.
11092 (_cpp_lex_token): Update, and store token position within the token.
11093 * cpplib.h (struct cpp_token): Add line and column entries.
11094 * cppmacro.c (replace_args): Position stringified tokens correctly.
11096 2001-08-01 Andreas Jaeger <aj@suse.de>
11098 * basic-block.h: Add prototype for last_loop_beg_note.
11100 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
11102 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
11103 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
11105 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
11106 while handling WITH_CLEANUP_EXPR node. Use second operand calling
11107 expand_decl_cleanup.
11108 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
11110 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
11111 operand while calling simple_cst_equal.
11112 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
11113 operand is the cleanup expression, the third is the RTL_EXPR.
11114 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
11116 2001-07-31 Jeff Sturm <jsturm@one-point.com>
11118 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
11120 2001-07-31 matthew green <mrg@eterna.com.au>
11122 * config.gcc (i386-*-netbsdelf): New description.
11123 * config/i386/netbsd-elf.h: New file.
11125 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
11127 * loop.c (check_dbra_loop): Use single_set to compute
11130 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
11132 PowerPC reorg and support for powerpc64-*-linux*.
11134 Also fixes emitting of constants on 32 bit and 64 bit
11137 * config.gcc: powerpc64-*-linux* is a new target.
11138 Things that needed aix.h now also include xcoff.h
11140 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
11142 Move AIX specific stuff into aix.h.
11143 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
11144 with more than just XCOFF now.
11145 (SET_ASM_OP): Remove, now defined where needed.
11146 (FUNCTION_PROLOGUE): New macro definition.
11147 (FUNCTION_EPILOGUE): New macro definition.
11148 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
11150 * config/rs6000/xcoff.h: New file.
11152 * config/rs6000/linux64.h: New file.
11154 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
11156 2001-07-31 Alan Modra <amodra@bigpond.net.au>
11158 * rs6000.c (print_operand_address): Handle ELF syntax.
11159 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
11160 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
11161 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
11163 2001-07-31 David Edelsohn <edelsohn@gnu.org>
11165 * rs6000.c (rs6000_override_options): Only disable
11166 flag_function_sections for XCOFF.
11167 (exact_log2_cint_operand): New predicate.
11168 (reg_or_{add,sub}_cint64_operand): New predicates.
11169 (add_operand): Compare CONST_INT with fewer function calls.
11170 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
11171 (print_operand, case 'p'): Ensure positive operand.
11172 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
11173 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
11174 (PREDICATE_CODES): Add new predicates.
11175 * rs6000.md (addsi3): Split 32-bit constants more correctly.
11176 (divsi3, modsi3): Ensure positive power-of-2.
11177 (adddi3): Use new predicate. Split 32-bit constants more
11178 correctly. Re-arrange splitter to handle any constant.
11179 (subdi3): Use new predicate.
11180 (divdi3, moddi3): Ensure positive power-of-2.
11181 (movdi): Use rs6000_emit_set_const.
11182 (load_toc_v4_pic_di): Delete.
11184 2001-07-31 Graham Stott <grahams@redhat.com>
11186 * function.c (pad_below): Revert 2001-07-26 patch.
11188 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11190 * reg-stack (convert_regs_1): Fix best edge condition.
11192 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11194 * jump.c (duplicate_loop_exit_test): Better test for jumps
11195 entering the loop; create loop pre_header.
11197 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
11199 * doc/install.texi: Add s390 and s390x as new targets.
11200 * doc/invoke.texi: Add documentation of S/390 and zSeries
11202 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
11204 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11206 * config/m68k/m68k.md: Replace all general_operand with
11207 nonimmediate_operand for all destinations.
11208 * config/m68k/m68k.c (not_sp_operand): Likewise.
11210 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
11212 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
11214 2001-07-30 Richard Henderson <rth@redhat.com>
11216 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
11217 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
11219 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11221 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
11222 Add missing doc strings
11223 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
11224 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
11226 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
11228 * i386.c (ix86_output_main_function_alignment_hack): New function.
11229 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
11231 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
11232 edges by EDGE_DFS_BACK flag.
11233 (dump_edge_info): Add dfs_back flag.
11234 * basic-block.h (EDGE_DFS_BACK): New constant.
11235 (mark_dfs_back_edges): Declare.
11236 * alias.c (loop_p): Remove.
11237 (mark_constant_function): Use mark_dfs_back_edges.
11239 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
11240 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
11241 (compensate_edge): Break out from ...
11242 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
11243 (convert_regs_2): Set block_done once block is really done;
11244 Do updating of the predecessors counts.
11246 * toplev.c (rest_of_compilation): Recompute block_for_insn
11247 before post-reload cfg_cleanup.
11248 * function.c (thread_prologue_epilogue_insns):
11249 Call set_block_for_new_insns when emitting prologue directly.
11251 2001-07-30 Andreas Jaeger <aj@suse.de>
11253 * jump.c: Add prototype for mark_modified_reg.
11255 * cse.c (set_live_p): Add unused attribute.
11257 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
11259 (scan_for_source_files): Use long for count to avoid overflow.
11260 (output_data): Likewise.
11261 (output_data): Don't use string concatatenation to silence gcc
11264 * predict.c: Fix typos and grammar.
11266 * gcse.c (insert_insn_end_bb): Remove unused variables.
11268 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
11270 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
11271 (attempt_auto_inc): LIkewise.
11272 (mark_used_reg): Likewise.
11273 (try_pre_increment_1): Likewise.
11274 * regclass.c (regclass): Likewise.
11275 * global.c (allocno_compare): Update comment; change scaling factor.
11276 * local-alloc.c (QTY_CMP_PRI): Likewise.
11277 * regs.h (REG_FREQ_FROM_BB): New.
11278 (REG_FREQ_MAX): Likewise.
11280 2001-07-30 H.J. Lu <hjl@gnu.org>
11282 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
11285 2001-07-30 H.J. Lu (hjl@gnu.org)
11287 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
11288 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11289 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
11291 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
11293 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
11294 as -mthumb-interwork when -mcpu=arm7 is specified.
11296 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
11298 * predict.def (noreturn, loop branch, loop exit): Mark as first
11301 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
11303 * combine.c (try_combine): Avoid barrier after noop jumps.
11305 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11307 * cpphash.h (struct cpp_reader): Remove import_warning.
11308 * cpplib.c (skip_rest_of_line): Don't bother turning off
11310 (parse_include): Move include handling to...
11311 (do_include_common): ... here. Move import warning from...
11312 (do_import): ... here.
11313 (do_pragma_poison): Don't do a callback for poison identifiers.
11314 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
11315 * cppmain.c (setup_callbacks): Similarly.
11317 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
11319 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
11320 handle multiple sets.
11321 * except.c (sjlj_mark_call_sites): .... here.
11322 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
11324 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
11326 Suggested by Richard Henderson and Richard Kenner:
11327 * combine.c (recog_for_combine): Use the fake recog
11328 only if instruction does not match.
11329 * rtl.h (NOOP_MOVE_INSN_CODE): New.
11330 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
11332 * combine.c (try_combine): Discover noop jump as direct jump.
11334 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
11336 * df.c (df_rd_global_compute): Add successors to worklist, not
11338 (df_ru_global_compute): Ditto.
11340 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
11342 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
11343 increment REG_N_SETS.
11345 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
11347 * sbitmap.h: New prototype for sbitmap_a_xor_b.
11349 * sbitmap.c (sbitmap_a_xor_b): New function.
11350 ifdef the basic block stuff on IN_GCC.
11352 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11354 * cppexp.c (parse_defined): Always record the macro name.
11355 (lex): Don't worry about identifiers, or special-case
11357 (_cpp_parse_expr): Figure out at the end of the routine
11358 whether we saw a valid !defined() expression.
11359 * cppfiles.c (stack_include_file): Update for mi_valid.
11360 (_cpp_pop_file_buffer): Similarly.
11361 * cpplex.c (_cpp_lex_token): Similarly.
11362 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
11363 mi_if_not_defined, mi_lexed): Remove.
11365 * cpplib.c (do_if): Simplify.
11366 (do_endif, push_conditional, _cpp_handle_directive): Update
11367 for renaming of mi_state to mi_valid.
11369 * cpp.texi: Add index entries for digraphs, and add comment
11370 that C++ refers to them as alternative tokens.
11372 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
11374 * basic-block.h (CLEANUP_PRE_LOOP): New.
11375 * except.c (finish_eh_generation): Update call of cleanup_cfg.
11376 * sibcall.c (optimize_sibling_calls): Likewise.
11377 * toplev.c (rest_of_compilation): Likewise.
11378 * flow.c (try_forward_edges): Take argument MODE;
11379 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
11380 (try_optimize_cfg): Update call of try_forward_edges.
11382 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11383 Jan Hubicka <jh@suse.cz>
11385 * (validate_replace_rtx_1): Fix simplification of MINUS.
11387 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
11389 PR preprocessor/3669
11390 * cppinit.c (init_dependency_output): Turn off dump requests
11391 if sending dependencies to stdout.
11393 2001-07-28 Richard Henderson <rth@redhat.com>
11395 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
11398 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
11400 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
11402 2001-07-28 Kazu Hirata <kazu@hxi.com>
11404 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
11405 is VAR_DECL first to prevent an ICE.
11407 2001-07-28 Richard Henderson <rth@redhat.com>
11409 * varasm.c (immed_real_const_1): Don't elide special cases for
11411 (clear_const_double_mem): Clear const_tiny_rtx too.
11413 2001-07-28 Richard Henderson <rth@redhat.com>
11415 * dwarf2out.c (dw_val_class_offset): New.
11416 (struct dw_ranges_struct, dw_ranges_ref): New.
11417 (ranges_table, ranges_table_allocated): New.
11418 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
11419 (add_AT_offset, add_ranges, output_ranges): New.
11420 (print_die, output_die): Handle dw_val_class_offset.
11421 (attr_checksum, size_of_die, value_format): Likewise.
11422 (gen_lexical_block_die): Handle non-contiguous blocks.
11423 (gen_block_die): Likewise.
11424 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
11425 if needed. Dump the ranges table.
11426 * final.c (final_start_function): Remove unnecessary notes and
11427 rebuild the block tree before numbering the blocks.
11428 * function.c (reorder_blocks_0): Walk the existing block tree
11429 to unmark all blocks.
11430 (reorder_blocks_1): Create block fragments when duplicate block
11432 (reorder_fix_fragments): New.
11433 (reorder_blocks): Call it.
11434 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
11436 2001-07-28 Richard Henderson <rth@redhat.com>
11438 * emit-rtl.c (adjust_address): Make a copy of the memory address.
11440 2001-07-28 Richard Henderson <rth@redhat.com>
11442 * flow.c (add_to_mem_set_list): New function.
11443 (init_propagate_block_info): Use it.
11444 (mark_set_1): Likewise.
11445 (insn_dead_p): Canonicalize memory address for dead store
11446 comparison. Allow wider mode stores to kill narrower mode stores.
11447 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
11448 (invalidate_mems_from_set): Don't handle MEMs.
11450 2001-07-28 Kazu Hirata <kazu@hxi.com>
11452 * config/h8300/h8300.h: Fix formatting.
11454 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11456 * basic-block.h (EDGE_FREQUENCY): New macro.
11457 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
11459 * flow.c (find_sub_basic_blocks): Likewise.
11460 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
11461 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
11463 * predict.c (DEF_PREDICTOR): New argument FLAGS.
11464 (HITRATE): New macro.
11465 (PRED_FLAG_FIRST_MATCH): New constant.
11466 (predictor_info): New field flgags.
11467 (combine_predictions_for_insn): Use DS theory to combine
11468 probabilities; set the edge probabilities when finished.
11469 (estimate_probability): Avoid duplicated matches
11470 of LOOP_BRANCH heuristics for nested loops; update comment.
11471 * predict.def: Add flags for each prediction, set probabilities
11472 according to B&L paper.
11473 * predict.h (DEF_PREDICTOR): New argument FLAGS.
11475 * profile.c (compute_branch_probabilities): Cleanup way the edge
11476 probabilities are computed and REG_BR_PROB notes are dropped; if
11477 values does not match, emit error.
11478 (init_branch_prob): Do error instead of warning when profile driven
11479 feedback is missing or corrupt.
11481 2001-07-27 DJ Delorie <dj@redhat.com>
11483 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
11484 against a constant, try to adjust the compare to have the desired
11485 constant in it so that min/max optimizations happen more often.
11487 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11489 * flow.c (last_loop_beg_note): New function.
11490 (redirect_edge_and_branch): Use it.
11491 (split_edge): Likewise.
11493 * alias.c (loop_p): Avoid uninitialized memory access.
11495 * flow.c (try_forward_edges): Avoid accessing freed memory.
11497 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
11500 2001-07-26 Andrew Haley <aph@redhat.com>
11501 Joern Rennecke <amylaar@redhat.com>
11503 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
11504 (SUBTARGET_CPP_ENDIAN_SPEC): New.
11505 (SUBTARGET_CPP_SPEC): New.
11506 (CPP_SPEC): Remove.
11507 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
11508 (SUBTARGET_CPP_PTR_SPEC): New.
11509 (CPP_DEFAULT_CPU_SPEC): New.
11510 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
11511 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11512 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
11513 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11514 (SUBTARGET_CPP_SPEC): Define as an empty string.
11516 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11518 * doc/install.texi (Configuration): Properly link the host
11519 specific instructions also when generating HTML.
11521 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
11523 * flow.c (redirect_edge_and_branch_force): Test
11524 target->global_live_at_start.
11526 2001-07-26 Richard Henderson <rth@redhat.com>
11528 * simplify-rtx.c (avoid_constant_pool_reference): Export.
11529 * rtl.h (avoid_constant_pool_reference): Declare it.
11530 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
11531 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
11533 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11535 * rtl.h (cleanup_barriers): Declare.
11536 * jump.c (cleanup_barriers): New function.
11537 * toplev.c (rest_of_compilation): Call cleanup_barriers
11538 before loop optimizer and after bb_reorder.
11540 * flow.c (back_edge_of_syntactic_loop_p): New.
11541 (split_edge): Use it.
11543 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11545 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
11547 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
11549 * cse.c (cse_process_notes): Replace any registers if the address
11552 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
11554 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
11555 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
11556 (propagate_block): Update prototype.
11557 * flow.c (update_life_info): Simplify the CFG and
11558 recalculate the global regs which are alive when
11559 removing dead code during a global update.
11560 (propagate_block): Return non-zero if an INSN is
11563 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11565 * Makefile.in (LIBICONV): Define.
11567 2001-07-26 Catherine Moore <clm@redhat.com>
11569 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
11570 of conditional to avoid tree checking errors.
11572 2001-07-26 Kazu Hirata <kazu@hxi.com>
11574 * regmove.c (regmove_optimize): Don't replace a reg with
11575 another reg of a different mode.
11577 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
11579 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
11580 limit length of dependency flush list.
11581 * params.h (MAX_PENDING_LIST_LENGTH): Define.
11582 * sched-int.h (struct deps): Add pending_flush_length field.
11583 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
11584 has 1 element in it.
11585 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
11586 (sched_analyze): After a jump, if the pending memory flush list is too
11587 large, flush the pending lists.
11588 (init_deps): Initialize pending_flush_length to 0.
11589 * doc/invoke.texi (max_pending_list_length): Document parameter.
11591 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
11593 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
11594 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
11595 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
11597 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11599 * cpphash.h (struct_lexer_state): Delete was_skipping.
11600 Move skipping here from struct cpp_reader.
11601 * cpplex.c (parse_identifier): Update.
11602 (_cpp_lex_token): Don't skip tokens in a directive.
11603 * cpplib.c (struct if_stack): Update.
11604 (start_directive, end_directive): Don't change skipping state.
11605 (_cpp_handle_directive): Update.
11606 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
11607 (do_else, do_endif): Update; only check for excess tokens if not
11608 in a skipped conditional block.
11609 (push_conditional): Update for new struct if_stack.
11611 2001-07-26 Graham Stott <grahams@redhat.com>
11613 * function.c (locate_and_pad_parm): Also pad initial offset
11614 so that the total argument size also includes the padding.
11616 2001-07-26 Graham Stott <grahams@redhat.com>
11618 * gensupport.c (alter_output_for_insn): Correct enable checking failure
11619 change XSTR to XTMPL.
11621 (process_one_cond_exec): Likewise
11623 2001-07-25 Richard Henderson <rth@redhat.com>
11625 * varasm.c (assemble_variable): Create DECL_RTL before setting
11628 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
11630 * predict.c (estimate_probability): Avoid duplicated predictions.
11632 * loop.c (find_and_verify_loops): Grok multiple barriers.
11634 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11636 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
11638 * dbxout.c: Consistently use putc instead of fputc.
11639 (print_wide_int): New function; call instead of direct fprintf.
11640 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
11641 (dbxout_type_fields, dbxout_type_method_1): Likewise.
11642 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
11643 (print_int_cst_octal): Likewise.
11644 (print_octal): Show we wrote characters.
11645 (dbxout_type): Set have_used_extensions in more places.
11647 2001-07-25 Catherine Moore <clm@redhat.com>
11649 * config/v850/v850.c (v850_va_arg): Use addr
11650 instead of valist to build incr.
11652 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
11654 * flow.c (delete_dead_jumptables): New function.
11655 (life_analyzis): Call it.
11656 * bb-reorder.c (skip_insns_after_block): Handle contradictory
11659 2001-07-25 Richard Henderson <rth@redhat.com>
11661 * except.c (reachable_handlers): Handle a region being removed
11662 out from under a RESX.
11664 2001-07-25 Richard Henderson <rth@redhat.com>
11666 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
11667 swap GE/GT if it is an fp comparison.
11669 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
11671 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
11674 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
11676 * ssa.c (rename_insn_1): Do not wrap an assignment to a
11677 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
11680 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
11681 throw an exception.
11682 (visit_expression): When attempting to simplify an expression,
11683 retrieve any modes for arguments before they are simplified
11686 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11687 Janis Johnson <janis@us.ibm.com>
11689 * stmt.c (expand_goto): A nonlocal goto can be a call too.
11690 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
11691 pointer parameters to match documented usage of nonlocal_goto.
11692 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
11693 parameters to their correct order.
11694 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
11695 parameters to their correct order.
11697 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11699 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
11701 2001-07-25 Jan Hubicka <jh@suse.cz>
11702 Richard Henderson <rth@redhat.com>
11704 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
11706 (make_edges): New argument update_p; populate the edge cache if set.
11707 (find_basic_blocks): Update make_edges invocation.
11709 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11711 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
11713 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11715 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
11716 -Acpu and -Amachine.h.
11717 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
11718 Corrected header to say ELF not a.out.
11719 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
11720 when given -msoft-float.
11722 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11724 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
11725 extra multilib parts like arm-elf.
11726 (i960-*-coff*, i960-*-rtems): Should not use collect2.
11727 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
11728 crtfini.o as extra multilib parts.
11730 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11732 * configure.in: Add rtems as a supported thread model.
11733 * gthr-rtems.h: Add missing entry point __gthread_active_p.
11734 * configure: Rebuilt.
11736 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
11738 * stor-layout.c (get_mode_alignment): make it work when
11739 BITS_PER_UNIT is not a power of two.
11740 * builtins.c (get_pointer_alignment): Likewise.
11742 2001-07-24 Richard Henderson <rth@redhat.com>
11744 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
11745 the retrieved constant into the expected mode.
11747 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11749 * flow.c (try_simplify_condjump): Avoid duplicated edges.
11750 (verify_flow_info): Check for duplicated edges; clarify
11753 * flow.c (block_label): Update basic_block_for_insn.
11754 (commit_edge_insertions): Call compute_bb_for_insn.
11756 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
11759 * flow.c (redirect_edge_and_branch,
11760 try_optimize_cfg): Use redirect_edge_succ_nodup
11761 (redirect_edge_succ_nodup): New.
11762 * basic_block.h (redirect_edge_succ_nodup): Declare.
11764 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
11767 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
11769 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
11770 (try_crossjump_to_edge): Update commetns.
11771 (try_crossjump_bb): Likewise.
11773 2001-07-24 Richard Henderson <rth@redhat.com>
11775 * combine.c (distribute_notes): Move set of need_refresh
11776 for noop_move_p down to catch all cases.
11778 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
11780 * recog.c (split_all_insns_noflow): New.
11781 * rtl.h (split_all_insns_noflow): Declare.
11782 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
11783 * m68hc11.c (m68hc11_reorg): Likewise.
11784 * sh.c (machine_dependent_reorg): Likewise.
11785 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
11788 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11790 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
11791 (ashlsi3_n splitter): Likewise.
11792 (lshrsi3_n splitter): Likewise.
11794 (GOTaddr2picreg): Make const SImode.
11795 (sym_label2reg): Likewise.
11796 (symGOT2reg): Likewise.
11797 (symGOTOFF2reg) Likewise.
11799 (casesi_worker_0): Make unspec SImode.
11801 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11803 * config/sh/sh.c (barrier_align): Check that an operand really is
11804 an insn before extracting its INSN_CODE.
11806 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
11808 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
11811 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
11812 for SImode to prevent overflow.
11814 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11816 * config/mips/irix6-libc-compat.c: New file.
11817 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
11818 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
11819 passing workaround.
11821 2001-07-24 lars brinkhoff <lars@nocrew.org>
11823 * rtl.texi (REG_POINTER): Document.
11824 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
11825 QFmode, HFmode, TQFmode, QCmode, and HCmode.
11827 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
11829 * flow.c (delete_noop_moves): Do not confuse libcall regions.
11831 2001-07-23 Richard Henderson <rth@redhat.com>
11833 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
11835 2001-07-23 Kazu Hirata <kazu@hxi.com>
11837 * config/h8300/h8300-protos.h: Add a prototype for
11838 general_operand_dst_push.
11839 * config/h8300/h8300.c (general_operand_dst_push): New.
11840 * config/h8300/h8300.h (OK_FOR_T): New.
11841 (EXTRA_CONSTRAINT): Use it.
11842 * config/h8300/h8300.md (movqi_push): Remove and integrate into
11843 the existing movqi pattern.
11844 (movhi_push): Likewise.
11846 * reload.c: Fix comment typos.
11848 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
11850 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
11852 2001-07-23 H.J. Lu (hjl@gnu.org)
11854 * doc/extend.texi: Update __builtin_return_address and
11855 __builtin_frame_address.
11857 2001-07-23 Richard Henderson <rth@redhat.com>
11859 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
11861 * config/i386/i386.md: New setcc+movzbl peephole2.
11863 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11865 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
11866 * objc/objc-act.c: Include debug.h.
11867 (synth_module_prologue): Save and restore debug hooks too.
11869 2001-07-23 lars brinkhoff <lars@nocrew.org>
11871 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
11872 and C4X_FLOAT_FORMAT.
11873 (BOOL_TYPE_SIZE): Document.
11875 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
11877 * unroll.c (loop_iterations): Fix miscalculation of initial
11880 2001-07-13 Andrew Haley <aph@redhat.com>
11882 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
11883 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
11884 * config/sh/sh.c (sh_can_redirect_branch): New function.
11885 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
11886 * reorg.c (steal_delay_list_from_target): Use
11887 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
11889 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
11891 * flow.c (try_simplify_condjump): Unlink insn chain on
11892 fallthru edge; use can_fallthru.
11894 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
11896 * basic-block.h (find_sub_basic_block): Declare.
11897 * flow.c (make_edges): New arguments MIN and MAX;
11898 (find_sub_basic_blocks): Revamp to use make_edges
11899 and purge_dead_edges.
11900 (find_basic_blocks): Update call of find_sub_basic_block.
11902 * recog.c (split_all_insns): Always expect CFG to be consistent;
11903 call find_sub_basic_blocks in case something has changed.
11904 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
11907 * basic-block.h (delete_noop_moves): Declare.
11908 * combine.c (combine_instructions): Call it.
11909 (recog_for_combine): Tolerate noop moves
11910 (distribute_notes): Force refresh when register dies at noop move.
11911 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
11913 (life_analysis): Update delete_noop_moves call.
11914 (set_noop_p): Move too ...
11915 * rtlanal.c (noop_move_p): ... here.
11916 * rtl.h (noop_move_p): Declare.
11918 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
11919 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
11921 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
11922 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
11924 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
11926 * reload.c (push_reload): Fix typo in comment.
11927 (find_reloads_address): Ditto.
11928 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
11930 2001-07-22 Richard Henderson <rth@redhat.com>
11932 * flow.c: Grammar check and clarify a lot of comments.
11933 (try_simplify_condjump): Rename variables to be clearer.
11934 (try_forward_edges): Skip complex and fallthru edges.
11935 Rearrange tests to avoid duplicate checks.
11936 (flow_find_cross_jump): Likewise.
11937 (outgoing_edges_match): Allow match if neither branch has
11938 probability data. Loosen probability match to 5%.
11939 (try_crossjump_to_edge): Hoist repeated indirection into
11941 (try_crossjump_bb): Don't check complex edges. Eliminate
11942 redundant crossjump tests.
11943 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
11944 checks before more expensive checks.
11946 2001-07-22 Richard Henderson <rth@redhat.com>
11948 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
11949 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
11952 2001-07-22 Richard Henderson <rth@redhat.com>
11954 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
11955 (const_sint32_operand): Likewise.
11956 * m68k.md (anon mulsi pattern): Use const_int_operand not
11957 const_sint32_operand.
11958 (umulsi3_highpart): Zero extend a constant input.
11959 (smulsi3_highpart): Don't bother checking SImode constant.
11960 (const_umulsi3_highpart): Give op3 DImode.
11961 (const_smulsi3_highpart): Likewise.
11963 2001-07-22 Richard Henderson <rth@redhat.com>
11965 * flow.c (split_block): Make sure bb_note is included in the
11966 new block when splitting before a label.
11968 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
11970 * basic-block.h (redirect_edge_and_branch_force,
11971 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
11972 * flow.c (redirect_edge_and_branch_force,
11973 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
11974 (redirect_edge_and_branch_force): Fix copying of lifeness information.
11975 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
11976 * ifcvt.c (dead_or_predictable): Take BB as an new destination
11977 instead of label; update CFG after transformation.
11978 (find_if_case_1): Update call, use redirect_edge_and_branch_force
11979 for finishing the transformation; handle even case where ELSE
11980 does not follow THEN.
11981 (find_if_case_2): Update call of dead_or_predictable; simplify
11984 * emit-rtl.c (split_branch_probability): New global variable.
11985 (try_split): Take care to set split_branch_probability and
11986 create REG_BR_PROB note for new jump insns.
11987 * md.texi (define_split): Document new feature.
11989 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
11991 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11993 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
11994 (asm_out_file): Remove redundant declaration.
11995 (assemble_asm): Remove old #if 0 block.
11996 (assemble_variable): Remove end of function; debug output is
11997 now handled with global_decl. Remove old #if 0 block. Update.
11998 Remove saved_in_section and associated no-op code.
11999 * Makefile.in (varasm.o): Correct dependencies.
12001 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
12003 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12004 the definition in defaults.h.
12006 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
12008 * jump.c: Update comments.
12009 (delete_barrier_successors, delete_unreferenced_labels,
12010 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
12011 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
12012 jump_optimize, jump_optimize_minimal): Kill.
12013 (rebuild_jump_labels): Move code from jump_optimize_1.
12014 (purge_line_number_notes): Likewise.
12015 (copy_loop_headers): Likewise.
12016 * reg-stack.c: Update comment.
12017 * stmt.c: Likewise.
12018 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
12019 JUMP_AFTER_REGSCAN): Kill.
12020 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
12021 purge_line_number_notes and copy_loop_headers.
12023 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
12024 Richard Henderson <rth@redhat.com>
12026 * dbxout.c (dbxout_global_decl): New.
12027 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12028 * sdbout.c (sdbout_finish): New.
12029 (sdbout_debug_hooks): Use it, add comments.
12030 (sdbout_global_decl): Defer initialised public vars to
12032 * varasm.c (assemble_variable): Don't output debug information
12033 for file-scope variables.
12035 2001-07-22 Richard Henderson <rth@redhat.com>
12037 * config/alpha/alpha.c (get_trap_mode_suffix): New.
12038 (get_round_mode_suffix): New.
12039 (print_operand): Use them for [/]. Remove support for [&'`()+].
12040 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
12041 * config/alpha/alpha.md (attr round_suffix): New.
12042 (attr trap_suffix): New.
12043 (all insns): Set them appropriately. Use %/ instead of the
12044 myriad punctuators.
12046 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12048 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
12050 2001-07-22 Richard Henderson <rth@redhat.com>
12052 * regrename.c (regrename_optimize): Compute nregs for each
12053 potential target register.
12055 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
12056 Richard Henderson <rth@redhat.com>
12058 * dbxout.c (dbxout_global_decl): New.
12059 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12060 * sdbout.c (sdbout_finish): New.
12061 (sdbout_debug_hooks): Use it, add comments.
12062 (sdbout_global_decl): Defer initialised public vars to
12064 * varasm.c (assemble_variable): Don't output debug information
12065 for file-scope variables.
12067 2001-07-21 H.J. Lu (hjl@gnu.org)
12069 * config/mips/mips.c (mips_cpu): Moved into ...
12070 (override_options): Here.
12072 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
12074 (mips_cpu): Removed.
12076 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12078 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
12079 ("iorqi3"): Likewise.
12080 ("xorqi3"): Likewise.
12081 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
12082 ("*subhi3_sp): Likewise.
12083 ("*subhi3"): Likewise.
12084 ("extendhisi2"): Accept D, X and Y as source operand to avoid
12087 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
12089 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
12090 * config/freebsd.h: Likewise.
12091 * config/linux.h: Likewise.
12092 * config/openbsd.h: Likewise.
12093 * config/alpha/linux-elf.h: Likewise.
12094 * config/arm/linux-elf.h: Likewise.
12095 * config/d30v/d30v.h: Likewise.
12096 * config/fr30/fr30.h: Likewise.
12097 * config/ia64/aix.h: Likewise.
12098 * config/ia64/ia64.h: Likewise.
12099 * config/mips/linux.h: Likewise.
12100 * config/pj/pj.h: Likewise.
12101 * config/rs6000/linux.h: Likewise.
12102 * config/sparc/linux.h: Likewise.
12103 * config/sparc/linux64.h: Likewise.
12105 2001-07-20 Bruce Korb <bkorb@gnu.org>
12107 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
12108 because getc() and char* may disagree on signedness.
12110 2001-07-20 Richard Henderson <rth@redhat.com>
12112 * doc/rtl.texi (REG_DEAD): Update for current semantics.
12114 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
12115 insns to delete in the presence of cc0 in a jump insn.
12117 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
12118 Jan Hubicka <jh@suse.cz>
12120 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
12121 of doing the change by hand.
12123 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
12125 * rtlanal.c (set_noop_p): Return true for noop jumps.
12127 * expr.c (emit_single_push_insn): Add call to push expander.
12128 * expr.h (optab_index): Add OTI_push
12129 (push_optab): New constant.
12130 * genopinit.c (optabs): Add push_optab.
12131 * optabs.c (init_optab): Init push optab.
12132 * md.texi (push??1): Document
12134 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12136 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
12137 expand to emit the pattern; put a REG_INC note for push/pop
12139 ("movdf", "movdf_internal"): Likewise.
12140 ("movsi", "movsi_internal"): Likewise.
12141 ("movsf", "movsf_internal"): Likewise.
12142 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
12144 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12146 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
12149 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
12151 * params.def: Change default max inline insns to 100.
12153 2001-07-20 Diego Novillo <dnovillo@redhat.com>
12155 * combine.c (combine_simplify_rtx): Generate a new shift operation
12156 when simplifying the first operand of a (neg (ashift)) expression.
12158 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12160 * regclass.c (N_REG_INTS): Use only 32 bits per element.
12162 2001-07-20 Kelley Cook <kelley.cook@home.com>
12164 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
12165 information. Move rest into ...
12166 (*-*-solaris): ... here. Eliminate redundant information and
12167 reword necessary packages section. Delete 4.x assembler bug info.
12168 (sparc-sun-*): Merge into ...
12169 (sparc-sun-sunos*): here.
12171 2001-07-20 Catherine Moore <clm@redhat.com>
12173 * config/v850/v850.md (casesi): Generate LABEL_REF
12176 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
12178 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
12179 * i386.c (ix86_zero_extend_to_Pmode): Make global.
12180 * i386.md (strclrsi expander): Use it.
12182 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12184 * integrate.c (copy_insn_list): handle
12185 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
12186 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
12187 identically as to CODE_LABEL.
12189 * fold-const (fold): Convert A/B/C to A/(B*C) and
12192 * except.c (connect_post_landing_pads): Delete the RESX insns.
12194 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
12196 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
12198 * config/mips/mips.md (nmadd/nmsub): Use macro.
12200 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
12202 * cppinit.c (remove_dup_dir): Make static.
12203 (remove_dup_dirs): Make static. Only warn about preempting a
12204 system directory with a non-system directory.
12206 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12208 * ifcvt.c (noce_try_store_flag_constants): Correct order
12209 of parameters to trunc_int_for_mode.
12211 2001-07-19 Mark Mitchell <mark@codesourcery.com>
12213 * reorg.c (fill_simple_delay_slots): If an instruction might throw
12214 an exception that will be caught within this function, do not fill
12215 its delay slot with any subsequent instruction.
12217 2001-07-19 Steve Ellcey <sje@cup.hp.com>
12219 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
12220 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
12221 pointer extension instruction.
12222 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
12223 * simplify-rtx.c (simplify_unary_operation) Likewise.
12224 * explow.c (convert_memory_address) Check value of
12225 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
12227 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
12228 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
12229 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
12230 Add Multilib Support.
12231 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
12232 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
12233 Add Multilib Support.
12234 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
12236 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
12237 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
12238 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
12240 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
12242 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
12243 old and new operands in `<', `3' and `b'.
12245 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12247 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
12248 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
12249 (toplev.o): Don't depend on xcoffout.h.
12250 * c-decl.c: Include debug.h
12251 (duplicate_decls): Use debug hook.
12252 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
12253 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12254 (dbxout_types): Remove.
12255 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
12256 * debug.c (do_nothing_debug_hooks): Update.
12257 (debug_true_tree, debug_nothing_rtx): New.
12258 * debug.h (struct rtx_def): New.
12259 (struct gcc_debug_hooks): New hooks ignore_block,
12260 outlining_inline_function and label.
12261 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
12262 dwarf2out_frame_finish): New.
12263 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
12264 Make static, update prototype.
12265 (dwarf2_debug_hooks): Update.
12266 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
12267 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
12268 * dwarfout.c (dwarf_debug_hooks): Update.
12269 * emit-rtl.c: Include debug.h.
12270 (remove_unnecessary_notes): Use debug hook.
12271 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
12272 (final_scan_insn): Use debug hook.
12273 * integrate.c (output_inline_function): Use debug hook.
12274 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
12275 (sdb_debug_hooks): Update.
12276 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
12277 * toplev.c: Don't include xcoffout.h.
12278 (note_outlining_of_inline_function, debug_ignore_block): Remove.
12279 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
12281 * tree.h (dwarf2out_do_frame): Remove.
12283 2001-07-19 Catherine Moore <clm@cygnus.com>
12285 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
12287 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12289 * reload1.c (eliminate_regs_in_insn): When updating a set
12290 to the frame pointer to the hardware frame pointer, perform
12291 the update always not just when REPLACE is set.
12293 * reload1.c (choose_reload_regs): Don't inherit a reload
12294 that crosses multiple registers if registers past the first
12295 don't fit in the desired class.
12297 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
12298 when negating constants.
12300 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
12302 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
12303 * doc/tree.texi: Ditto.
12305 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
12306 Jakub Jelinek <jakub@redhat.com>
12308 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
12309 (extract_cie_info): Handle "eh" augmentation properly,
12311 (struct frame_state, __frame_state_for): New.
12313 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12315 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
12316 HANDLE_SYSV_PRAGMA): Define.
12317 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
12319 (copy_object): Caller changed.
12321 2001-07-19 Andreas Schwab <schwab@suse.de>
12323 * configure.in (assembler dwarf2 debug_line support): Define nop
12325 * configure: Regenerated.
12327 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12329 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
12331 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
12332 to conditionally compiled block.
12333 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12334 * dbxout.h (dbxout_function): Remove.
12335 * debug.c (do_nothing_debug_hooks): Update.
12336 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
12337 global_decl, deferred_inline_function.
12338 * dwarf2out.c (dwarf2_debug_hooks): Update.
12339 (dwarf2out_global_decl): New.
12340 * dwarfout.c: Don't include dwarfout.h.
12341 (dwarfout_global_decl, dwarfout_function_decl,
12342 dwarfout_deferred_inline_function): New.
12343 (dwarf_debug_hooks): Update.
12344 * dwarfout.h: Remove.
12345 * final.c: Don't include dwarfout.h.
12346 * sdbout.c (sdbout_global_decl): New.
12347 (sdbout_debug_hooks): Update.
12348 * toplev.c: Don't include dwarfout.h.
12349 (check_global_declarations, rest_of_compilation): Use new debug hooks.
12350 (note_deferral_of_defined_inline_function): Remove.
12351 * toplev.h (note_deferral_of_defined_inline_function): Remove.
12352 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
12353 * ch/lex.c: Don't include dwarfout.h.
12354 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
12355 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
12356 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
12357 * cp/optimize.c: Include debug.h.
12358 (maybe_clone_body): Use debug hook.
12359 * cp/semantics.c: Include debug.h.
12360 (expand_body): Use debug hook.
12361 * po/POTFILES.in: Remove dwarfout.h.
12363 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12365 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
12366 * c-parse.in (yyerror, _yylex): Similarly.
12367 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
12368 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
12370 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
12371 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
12373 2001-07-18 Jeff Sturm <jsturm@one-point.com>
12375 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
12376 in-class declaration at -g1. Fixes c++/2814.
12378 2001-07-18 Richard Henderson <rth@redhat.com>
12380 * doc/md.texi (reload_in/out): Document restrictions in predicates
12381 and constraints for these patterns. Document empty string matching
12384 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12386 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
12388 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12390 * cse.c: Undo my previous patch.
12392 2001-07-18 Tom Tromey <tromey@redhat.com>
12395 * configure: Rebuilt.
12396 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
12398 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
12400 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
12401 Jan Hubicka <jh@suse.cz>
12403 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
12404 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
12405 * jump.c (mark_jump_label): Do not forward branches.
12407 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
12409 * cse.c (delete_trivially_dead_insns): Delete the libcall block
12410 when return value is unused.
12412 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12414 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
12416 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
12418 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
12419 on error. We can't blindly return the result of
12420 pthread_mutex_trylock because it returns a positive number on
12421 error, while we must return -1 on error.
12422 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
12424 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
12426 2001-07-18 Andreas Jaeger <aj@suse.de>
12428 * integrate.c (output_inline_function): Correct type of debug_hooks.
12430 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
12432 * combine.c (combine_simplify_rtx): DIV can be treated
12433 associatively for floats if unsafe math optimisations are enabled.
12435 2001-07-17 Richard Henderson <rth@redhat.com>
12437 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
12439 2001-07-17 Richard Henderson <rth@redhat.com>
12441 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
12442 don't force the function address into a register.
12443 (expand_call, emit_library_call_value_1): Update callers.
12444 * builtins.c (expand_builtin_apply): Likewise.
12445 * expr.h (prepare_call_address): Update decl.
12447 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
12449 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
12451 * config/i386/chorus.h: Move up.
12452 * config/sparc/chorus.h: Likewise.
12453 * config/rs6000/chorus.h: Likewise.
12454 * config/chorus.h: Moved here.
12456 2001-07-17 Andreas Schwab <schwab@suse.de>
12458 * configure.in (assembler eh_frame optimization): Handle big
12460 * configure: Regenerated.
12462 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
12464 * expr.c (epxand_expr): Convert divisions into multiplications by
12465 reciprocals if -ffast-math.
12467 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
12469 * dbxout.c (dbxout_really_begin_function): Rename to
12470 dbxout_begin_function.
12471 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12472 (dbxout_begin_function): Remove.
12473 (dbxout_function): Update.
12474 (dbxout_source_line): Update prototype.
12475 * dbxout.h (dbxout_begin_function): Remove.
12476 * debug.c (do_nothing_debug_hooks): Update.
12477 (debug_nothing_tree): Update.
12478 (debug_nothing_charstar_rtx): Remove.
12479 * debug.h (union tree_node): Declare.
12480 (struct rtx_def): Remove.
12481 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
12482 begin_function. Change source_line prototype.
12483 (debug_nothing_tree): New.
12484 (debug_nothing_charstar_rtx): Delete.
12485 (dwarf2out_begin_prologue): Moved from ...
12486 * tree.h: ... here.
12487 * dwarf2out.c (dwarf2_debug_hooks): Update.
12488 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
12489 debug info, call dwarf2out_source_line.
12490 (dwarf2out_souce_line): Update prototype.
12491 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
12492 Change prototype, make static.
12493 (dwarfout_source_line): Update prototype.
12494 (dwarf_debug_hooks): Update.
12495 * dwarfout.h (dwarfout_begin_function): Remove.
12496 * final.c (final_start_function, final_scan_insn): Use appropriate
12497 debug hooks, update to use notice_source_line.
12498 (output_source_line): Rename notice_source_line. Don't call the
12499 source_line debug hook.
12500 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
12501 make static, update prototype.
12502 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
12504 (sdbout_end_prologue): New.
12505 (sdbout_source_line): Update prototype.
12506 (sdbout_debug_hooks): Update.
12507 (sdbout_symbol): Remove unused var.
12508 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
12510 * varasm.c: Include debug.h.
12511 (assemble_start_function): Use begin_function debug_hook.
12512 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12513 update with prototype.
12514 (xcoffout_source_line): Update prototype.
12515 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12517 (xcoffout_source_line): Update prototype.
12519 2001-07-17 Richard Henderson <rth@redhat.com>
12521 * c-typeck.c (build_binary_op): Do not shorten unsigned
12522 right shift after sign extension.
12524 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
12526 * combine.c (combine_simplify_rtx): Attempt to simplify
12527 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
12529 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
12530 (simplify_binary_operation, simplify_unary_operation,
12531 simplify_relational_operation): Use it.
12533 * combine.c (combine_simplify_rtx): Don't do associative law
12534 on divisions; allow associative law on floats.
12536 2001-07-17 H.J. Lu <hjl@gnu.org>
12537 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12539 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
12540 ASM_OUTPUT_WEAK_ALIAS are defined.
12541 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
12542 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
12544 * config/mips/iris5.h: ... here.
12545 (HANDLE_SYSV_PRAGMA): Defined as 1.
12546 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
12547 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
12550 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
12552 * c-parse.in (all_prefix_attributes): New variable.
12553 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
12554 (maybe_resetattrs): New production.
12555 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
12556 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
12557 notype_initdcl, nested_function, notype_nested_function,
12558 component_decl, components, components_notype,
12559 component_declarator, component_notype_declarator,
12560 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
12561 ivars, mydecl, myparm): Update. Avoid prefix attributes just
12562 after a comma being applied to more than one declarator.
12563 * doc/extend.texi (Attribute Syntax): Update. Remove
12564 documentation of bugs that are no longer present.
12566 2001-07-13 Eric Christopher <echristo@redhat.com>
12568 * config/mips/mips.h: Change TUNE_MIPS* options to use
12570 (EXTRA_SPECS): Add cc1_cpu_spec.
12571 * config/mips/mips.md (muldf3): Fix typo.
12573 2001-07-16 Richard Henderson <rth@redhat.com>
12575 * config/m68k/m68k.c: Include expr.h and reload.h.
12576 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
12577 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
12579 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12580 Richard Henderson <rth@redhat.com>
12582 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
12583 (insn_live_p): Fix fall off end of function.
12584 (dead_libcall_p): Remove COUNTS argument; update callers.
12585 (delete_trivially_dead_insns): Remove unused variables.
12587 2001-07-17 Andreas Jaeger <aj@suse.de>
12589 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
12590 x86-64 pic support.
12592 * lcm.c (optimize_mode_switching): Avoid warning for unused
12593 variable if !NORMAL_MODE.
12595 * flow.c (try_crossjump_to_edge): Remove unused variable.
12597 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12599 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
12600 atexit declaration in stdlib.h.
12602 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
12604 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
12606 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12608 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
12609 * except.c (finish_eh_generation): Update call of cleanup_cfg;
12610 do rebuild_jump_labels instead of jump_optimize
12611 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
12612 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
12613 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
12615 * flow.c: Include timevar.h
12616 (find_basic_block): Push/pop timevar;
12617 (cleanup_cfg): Likewise.
12618 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
12619 * Makefile: Add dependencies on timevar.h
12621 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
12622 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
12624 * rtl.h (delete_trivially_dead_insns): Add new parameter.
12625 * toplev.c (rest_of_compilation): Update calls.
12626 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
12627 (delete_trivially_dead_insns): ... here; accept new argument
12628 preserve_basic_blocks; preserve basic blocks if set.
12630 * reg-stack.c (stack_regs_mentioned): Return 0 if
12631 stack_regs_mentioned_data is not initialized.
12632 (reg_to_stack): Make stack_regs_mentioned survive after the
12633 reg-stack is completted; do not call cleanup_cfg.
12634 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
12635 make cleanup_cfg after bb-reorder to output to debug file.
12637 2001-07-16 Richard Henderson <rth@redhat.com>
12639 * regclass.c (init_reg_sets): Use only 32 bits per initializer
12640 from int_reg_class_contents.
12642 2001-07-16 Richard Henderson <rth@redhat.com>
12644 * hard-reg-set.h (regs_invalidated_by_call): Declare.
12645 * regclass.c (regs_invalidated_by_call): Move from cse.c.
12646 (init_reg_sets_1): Move initialization from cse_main.
12647 * cse.c (regs_invalidated_by_call): Move to regclass.c.
12648 (cse_main): Move its initialization also.
12649 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
12650 * flow.c (propagate_one_insn): Likewise.
12651 * gcse.c (compute_hash_table): Likewise.
12652 (compute_kill_rd, compute_store_table): Likewise.
12653 * sched-deps.c (sched_analyze_1): Likewise.
12655 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
12657 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
12660 2001-07-16 Steve Ellcey <sje@cup.hp.com>
12662 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
12663 in if statement so we don't access undefined memory.
12665 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12667 * gcse.c: Update comment at top.
12668 Update comment on mem handling.
12669 mem_last_set, mem_first_set, mem_set_in_block: gone.
12670 Declaration of reg_set_info: gone.
12671 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
12672 pointless with load_killed_in_block_p (they are *more*
12673 conservative then it, not less, and less accurate).
12674 (oprs_not_set_p): Ditto.
12675 (alloc_gcse_mem): Don't allocate mem_set_in_block
12676 (free_gcse_mem): Don't free it, either.
12677 (record_last_mem_set_info): Update comment in front, remove
12678 mem_*set_* stuff. Note the reason we don't handle stores directly
12680 (compute_hash_table): Update comments to reflect reality. Remove
12681 mem_*set_* references.
12682 (reset_opr_set_tables): Remove mem_*set_* references.
12683 (mark_call): Ditto.
12684 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
12685 (mark_clobber): Ditto (on both parts, we double set here too).
12686 (expr_killed_p): Remove mem_set_in_block test.
12687 (compute_transp): Remove mem_set_in_block test.
12689 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
12690 of edge, and removal of phi alternative to dump file.
12691 (ssa_ccp_substitute_constants): Add note about register now being
12692 constant, and which uses were replaced in what insns to dump file.
12694 2001-07-16 Andreas Jaeger <aj@suse.de>
12696 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
12697 variables of type HOST_WIDEST_INT.
12699 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
12700 (__bb_exit_func): Correct type of count_max to avoid overflow.
12701 (num_digits): Handle long long argument.
12703 * combine.c (gen_lowpart_for_combine): Remove unused variable.
12705 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12707 * output.h (sdb_begin_function_line): Restore as an extern
12709 * sdbout.c (sdb_begin_function_line): Make extern.
12711 2001-07-15 Richard Henderson <rth@redhat.com>
12713 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
12714 * genrecog.c (maybe_both_true_mode): New.
12715 (maybe_both_true_2): Use it.
12716 (write_switch): Don't put Pmode in a switch.
12717 * rtl.c (mode arrays): Don't explicitly size them.
12719 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12721 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
12722 handling; move unconditional splitting before mode switching.
12724 * i386.md (type): Add fistp type.
12725 (i387, length_attr, scheduling definitions): Handle this type.
12726 (fix_trunc?f?i2): Revamp to use mode switching.
12727 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
12728 * i386.h (fp_cw_mode): New enum
12729 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
12730 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
12732 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12734 * Makefile.in (integrate.o): Add debug.h.
12735 * integrate.c (debug.h): Add.
12736 (output_inline_function): Save, reset, and restore debug_hooks.
12738 2001-07-15 Richard Henderson <rth@redhat.com>
12740 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
12741 instead of COMPARE for the EQUIV expression.
12743 2001-07-15 Richard Henderson <rth@redhat.com>
12745 * flow.c (redirect_edge_and_branch_force): Initialize
12746 global_live_at_start and global_live_at_end.
12747 (allocate_bb_life_data): Export.
12748 * basic-block.h (allocate_bb_life_data): Declare.
12749 * toplev.c (rest_of_compilation): Call it.
12751 2001-07-15 Richard Henderson <rth@redhat.com>
12753 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
12754 (alpha_tablejump_best_label): New.
12755 * config/alpha/alpha-protos.h: Declare them.
12756 * config/alpha/alpha.md: Use braced strings for code blocks.
12757 (tablejump_osf): Break out add with r29.
12758 (tablejump_osf_internal): Remove.
12759 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
12760 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
12762 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
12764 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
12767 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
12769 * i386-protos.h (ix86_split_fp_branch): Update prototype.
12770 (ix86_fp_jump_nontrivial_p): New.
12771 * i386.md (fp_jcc_?): Update call of split_fp_branch;
12772 use ix86_fp_jump_nontrivial_p.
12773 * i386.c (ix86_fp_jump_nontrivial_p): New.
12774 (ix86_split_fp_branch): Accept code instead of rtx.
12775 (ix86_expand_compare): Expand comparison early in case
12776 doing so is resonably cheap.
12778 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
12780 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
12782 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
12783 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
12785 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
12787 * dbxout.c (dbxout_source_line): Make static, update prototype.
12788 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
12789 (dbxout_init, dbxout_finish, dbxout_source_line,
12790 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
12791 * dbxout.h (dbxout_source_line): Delete.
12792 * debug.c (debug_nothing_file, debug_nothing_file_int,
12793 debug_nothing_file_charstar_rtx): New.
12794 (do_nothing_debug_hooks): Update.
12795 (debug_nothing_void, debug_nothing_charstar_rtx,
12796 dwarf2out_end_epilogue): New.
12797 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12798 * debug.h (struct rtx_def): Declare.
12799 (gcc_debug_hooks): New hooks source_line, end_epilogue
12801 (debug_nothing_void, debug_nothing_charstar_rtx,
12802 dwarf2out_end_epilogue): New.
12803 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12804 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
12805 (dwarf2_debug_hooks): Update.
12806 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
12807 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
12808 * dwarf2out.h (dwarf2out_source_line): Remove.
12809 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
12810 Make static, update prototype.
12811 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
12812 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
12813 (dwarf_debug_hooks): Update.
12814 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
12815 dwarfout_end_function): Remove.
12816 * final.c (profile_function): Use debug hooks for ending functions
12818 (output_source_line, final_end_function): Update prototype,
12820 (final_start_function, final_scan_insn): Update.
12821 * output.h (sdb_begin_function_line): Remove.
12822 (final_end_function): Update prototype.
12823 * sdbout.c (sdb_begin_function_line): Make static.
12824 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
12825 (sdbout_source_line): New.
12826 (sdbout_end_epilogue, sdbout_end_function): Make static, update
12828 (sdb_debug_hooks): Update.
12829 (sdbout_init, sdbout_source_line,
12830 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
12831 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
12832 * toplev.c (compile_file, rest_of_compilation): Update.
12833 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
12834 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
12835 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
12836 Update for prototype changes.
12837 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
12838 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
12840 2001-07-15 Richard Henderson <rth@redhat.com>
12842 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
12843 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
12844 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
12845 * config/alpha/alpha.c: Likewise.
12846 * config/alpha/alpha.md: Likewise.
12847 * config/alpha/alpha32.h: Likewise.
12848 * config/alpha/vms.h: Likewise.
12849 (OPEN_VMS): Remove.
12851 2001-07-14 Richard Henderson <rth@redhat.com>
12853 * config/alpha/alpha.md: Use define_constants for unspec values.
12854 Substitute throughout.
12856 2001-07-14 Tim Josling <tej@melbpc.org.au>
12858 * tree.def (EXPON_EXPR) remove. Never supported anyway.
12860 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
12862 * pa.md: Remove unused constraints from define_split's.
12864 2001-04-14 Richard Henderson <rth@redhat.com>
12866 * ifcvt.c (find_cond_trap): Test for exit block.
12868 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
12870 Re-install recently reverted patch.
12871 * emit-rtl.c (try_split): Update mark_jump_label call.
12872 * flow.c (find_sub_basic_blocks): Likewise.
12873 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12874 jump_back_p): Kill.
12875 (mark_all_labels): Kill second parameter.
12876 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12877 (rebuild_jump_labels, jump_optimize_minimal): Update call
12878 of jump_optimize_1.
12879 (jump_optimize_1): Kill crossjumping code.
12880 (mark_jump_label): Kill cross_jump parameter.
12881 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12882 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12883 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12885 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12887 (dump_file_info): Likewise.
12888 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12889 reorganize passes to do reg-stack first, bb-reorder second.
12890 * invoke.texi (-d letters doc): Remove the jump2 pass.
12892 2001-07-14 Richard Henderson <rth@redhat.com>
12894 * ifcvt.c (find_cond_trap): New.
12895 (find_if_header): Call it.
12896 (merge_if_block): Relax existing jump sanity check.
12897 * jump.c (jump_optimize_1): Remove conditional trap handling.
12899 2001-07-14 Alan Modra <amodra@bigpond.net.au>
12901 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
12903 (insn_refs_are_delayed): Correct comment.
12904 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
12905 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
12906 instead of r31. Make associated insn !TARGET_64BIT, and
12907 provide an additional 64-bit insn that clobbers r2.
12908 (divsi3): Likewise.
12909 (udivsi3): Likewise.
12910 (modsi3): Likewise.
12911 (umodsi3): Likewise.
12913 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
12915 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
12917 * flow.c (redirect_edge_and_branch_force, split_edge,
12918 try_crossjump_to_edge): Use set_block_for_new_insns.
12919 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
12921 2001-07-13 H.J. Lu (hjl@gnu.org)
12923 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
12926 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12928 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
12930 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
12932 * c-common.c (decl_attributes): Take a pointer to the node to
12933 which attributes are to be attached, and a flags argument.
12934 * c-common.h (enum attribute_flags): New.
12935 (decl_attributes): Update prototype.
12936 * c-decl.c (start_decl, push_parm_decl, finish_struct,
12937 finish_enum, start_function): Update calls to decl_attributes.
12938 * c-parse.in (component_declarator, component_notype_declarator,
12939 label): Update calls to decl_attributes.
12941 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
12943 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
12944 * config/avr/avr.c (legitimate_address_p): Return value changed
12945 from letter to register classes. For better debugging.
12947 2001-07-13 Kazu Hirata <kazu@hxi.com>
12949 * jump.c (reversed_comparison_code_parts): Fix comment typos.
12951 2001-07-13 H.J. Lu (hjl@gnu.org)
12953 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
12955 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
12957 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
12958 correctly for shared configurations.
12959 * config/t-libgcc-pic: New.
12960 * config/{i386,m68k,sparc}/t-openbsd: New.
12961 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
12962 Support -shared. Support debugging libraries with -g.
12963 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
12964 frame information does not emit pointer diffs.
12965 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
12966 emit pointer diffs.
12968 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12970 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
12972 2001-07-13 David Edelsohn <edelsohn@gnu.org>
12974 * combine.c (try_combine): Ensure const_int pow2 is positive.
12976 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
12978 * config.gcc: Add configuration for s/390.
12979 * config/s390/s390.c: New. Subroutines for code generation.
12980 * config/s390/s390.h: New. Definitions for s/390.
12981 * config/s390/s390-protos.h: New. Prototypes.
12982 * config/s390/linux.h: New. Definitions for linux for s/390.
12983 * config/s390/linux64.h: New. Definitions for linux for zSeries.
12984 * config/s390/t-linux: New. Makefile fragment.
12985 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
12986 * config/s390/fixdfdi.h: New. Fix L_fix*di.
12988 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
12990 * emit-rtl.c (try_split): Update mark_jump_label call.
12991 * flow.c (find_sub_basic_blocks): Likewise.
12992 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12993 jump_back_p): Kill.
12994 (mark_all_labels): Kill second parameter.
12995 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12996 (rebuild_jump_labels, jump_optimize_minimal): Update call
12997 of jump_optimize_1.
12998 (jump_optimize_1): Kill crossjumping code.
12999 (mark_jump_label): Kill cross_jump parameter.
13000 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
13001 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
13002 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
13004 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
13006 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
13007 reorganize passes to do reg-stack first, bb-reorder second.
13008 * invoke.texi (-d letters doc): Remove the jump2 pass.
13010 2001-07-12 Steve Ellcey <sje@cup.hp.com>
13012 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
13014 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
13016 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
13018 (verify_flow_info): Make diagnostics prettier.
13020 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
13022 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
13024 * flow.c (outgoing_edges_match): Return early if condition reversal
13027 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
13029 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
13030 (mips_move_2words): When splitting a move into two instructions,
13031 prefix the second address operand with '%D'.
13033 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
13035 * Makefile.in (final.o): Depend on debug.h.
13036 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
13037 (dbx_debug_hooks): Add new hooks.
13038 (xcoff_debug_hooks): New.
13039 * debug.c (debug_nothing_file_int_int): New.
13040 (do_nothing_debug_hooks): Update.
13041 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
13042 (debug_nothing_file_int_int): New.
13043 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
13044 static, update prototype.
13045 (dwarf2_debug_hooks): Update.
13046 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
13047 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
13048 static, update prototype.
13049 (dwarf_debug_hooks): Update.
13050 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
13051 * final.c: Include debug.h.
13052 (final_scan_insn): Use debug hooks when beginning and ending blocks.
13053 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
13054 static, update prototype.
13055 (sdb_debug_hooks): Update.
13056 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
13057 * toplev.c: Distinguish between xcoff and dbx.
13059 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
13060 Call all debug hooks, not just dwarf ones.
13062 2001-07-11 Timothy Wall <twall@redhat.com>
13064 * config.gcc: Add configuration for AIX5/IA64.
13065 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
13066 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
13067 support prefix/suffix code.
13068 * config/ia64/t-aix: New. Makefile fragment.
13069 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
13071 2001-07-11 Kazu Hirata <kazu@hxi.com>
13073 * recog.c (validate_change): Fix a comment typo.
13075 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
13077 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
13078 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
13080 * dbxout.c (dbx_debug_hooks): Add new hooks.
13081 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
13083 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
13085 * dbxout.h (dbxout_start_new_source_file,
13086 dbxout_resume_previous_source_file): Delete.
13087 * debug.c (do_nothing_debug_hooks): Add new hooks.
13088 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13089 (debug_nothing_int_charstar, debug_nothing_int): New.
13090 * debug.h (gcc_debug_hooks): New hooks define, undef,
13091 start_source_file and end_source_file.
13092 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13093 (debug_nothing_int_charstar, debug_nothing_int): New.
13094 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
13095 the conditionally compiled section.
13096 (dwarf2out_start_source_file, dwarf2out_end_source_file,
13097 dwarf2out_define, dwarf2out_undef): Make static.
13098 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
13099 dwarf2out_define, dwarf2out_undef): Remove.
13100 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
13101 (dwarfout_start_source_file, dwarfout_end_source_file,
13102 dwarfout_define, dwarfout_undef): Make static.
13103 (dwarfout_start_source_file_check,
13104 dwarfout_end_source_file_check): New.
13105 (dwarfout_define, dwarfout_finish): Update.
13106 * dwarfout.h (dwarfout_start_new_source_file,
13107 dwarfout_resume_previous_source_file, dwarfout_define,
13108 dwarfout_undef): Remove.
13109 * sdbout.c (sdb_debug_hooks): Add new hooks.
13110 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
13112 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
13113 make static, take an arg.
13114 * sdbout.h (sdbout_start_new_source_file,
13115 sdbout_resume_previous_source_file): Delete.
13116 * toplev.c (debug_start_source_file, debug_end_source_file,
13117 debug_define, debug_undef): Delete.
13118 * toplev.h (debug_start_source_file, debug_end_source_file,
13119 debug_define, debug_undef): Delete.
13121 * java/jcf-parse.c: Include debug.h.
13122 (parse_class_file): Update to use debug hooks directly.
13123 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
13125 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13127 * alias.c (set_mem_alias_set): New function.
13128 * rtl.h (set_mem_alias_set): Declare it.
13129 * builtins.c (expand_builtin_return_addr): Call it instead of
13130 using MEM_ALIAS_SET accessor.
13131 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
13132 (get_memory_rtx, expand_builtin_va_arg): Likewise.
13133 (expand_builtin_va_copy):Likewise.
13134 * caller-save.c (setup_save_areas): Likewise.
13135 * calls.c (compute_argument_addresses): Likewise.
13136 * explow.c (set_mem_attributes): Likewise.
13137 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
13138 (expand_assignment, store_constructor_field, store_field): Likewise.
13139 (expand_expr_unaligned): Likewise.
13140 * function.c (assign_stack_temp_for_type): Likewise.
13141 (put_reg_into_stack, gen_mem_addressof): Likewise.
13142 * ifcvt.c (noce_try_cmove_arith): Likewise.
13143 * reload1.c (reload, alter_reg): Likewise.
13144 * config/alpha/alpha.c (get_aligned_mem): Likewise.
13145 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
13146 (alpha_expand_unaligned_store): Likewise
13147 (alpha_expand_unaligned_load_words): Likewise.
13148 (alpha_expand_unaligned_store_words): Likewise.
13149 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
13150 (alpha_expand_epilogue): Likewise.
13151 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
13152 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
13153 * config/i386/i386.c (legitimize_pic_address): Likewise.
13154 * config/i960/i960.c (setup_incoming_varargs): Likewise.
13155 * config/ia64/ia64.c (spill_restore_mem): Likewise.
13156 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
13157 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
13158 * config/mips/mips.c (mips_va_arg): Likewise.
13159 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
13160 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
13161 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13162 (setup_incoming_varargs, rs6000_va_arg): Likewise.
13163 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
13164 (rs6000_emit_epilogue): Likewise.
13165 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
13166 * config/sparc/sparc.c (sparc_va_arg): Likewise.
13167 * config/v850/v850.c (v850_va_arg): Likewise.
13169 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
13171 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
13172 when fallthru edge is present.
13173 (mege_blocks): Handle case where creation of jump insn
13176 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
13177 CLEANUP_POST_REGSTACK): New constants.
13178 * except.c (finish_eh_generation): Update call of cleanup_cfg,
13179 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
13180 * output.h (cleanup_cfg): Update prototype.
13181 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
13182 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
13183 cleanup_cfg call; kill missleading comment.
13184 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
13185 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
13186 parameter; control optimizations performed using it.
13187 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
13188 try_crossjump_bb): New functions.
13190 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13192 * pa.c (pa_output_function_prologue): Delete prototype. Make function
13194 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
13195 pa_output_function_prologue.
13196 * pa-protos.h (pa_output_function_prologue): New prototype.
13198 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13200 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
13201 and low to get correct sign extension in low+high test.
13203 2001-07-11 Janis Johnson <janis@us.ibm.com>
13205 * gcov.c (arcdata): Use gcov_type to fix branch percentage
13206 for large hit count.
13208 * profile.c (branch_prob): Fix .bbg info for computed gotos
13211 2001-07-11 Mark Mitchell <mark@codesourcery.com>
13213 * stmt.c (parse_output_constraint): New function, split out
13215 (expand_asm_operands): ... here. Use parse_output_constraint.
13216 * tree.h (parse_output_constraint): Declare it.
13218 2001-07-11 Richard Henderson <rth@redhat.com>
13220 * bitmap.c: Comment some functions; fiddle whitespace.
13221 (bitmap_free): Don't export.
13222 (bitmap_element_allocate): Use memset.
13223 * bitmap.h (bitmap_free): Don't declare.
13225 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
13227 * gcse.c, lcm.c, sched-deps.c:
13228 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
13230 * flow.c (flow_loops_find): Free dom if we found no loops, since
13231 we aren't going to save it.
13233 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
13236 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
13238 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
13240 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13242 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
13243 #ifndef DWARF2_DEBUGGING_INFO.
13245 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13247 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
13249 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13251 * config/mips/mips.c (gen_int_relational): Tell the caller not to
13252 reverse a branch if a NE comparison is implemented with GTU.
13254 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13255 H.J. Lu <hjl@gnu.org>
13257 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
13258 constant addresses.
13259 (call_internal2): Likewise.
13260 (call_value_internal1): Likewise.
13261 (call_value_internal2): Likewise.
13262 (call_value_multiple_internal1): Likewise.
13263 (call_value_multiple_internal2): Likewise.
13265 2001-07-10 Kazu Hirata <kazu@hxi.com>
13267 * calls.c (emit_library_call_value_1): Fix a comment typo.
13268 * dwarf2out.c (mem_loc_descriptor): Likewise.
13269 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
13271 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
13273 * simplify-rtx.c (simplify_subreg): Fix typo in comment
13275 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13277 * recog.c (offsettable_address_p): Handle LO_SUM case.
13278 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
13279 instead of plus_constant.
13281 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13283 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
13284 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
13286 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13288 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
13289 adjust_address_nv instead of plus_constant.
13291 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
13293 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
13294 dwarf2out.o): Depend on debug.h, wrap long lines.
13295 * dbxout.c: Include debug.h.
13296 (dbx_debug_hooks): New.
13297 (dbxout_init): Make static, take just 2 args.
13298 (dbxout_finish): Make static.
13299 * dbxout.h (dbxout_init, dbxout_finish): Delete.
13300 * debug.c: New file.
13301 * debug.h: New file.
13302 * dwarf2out.c: Include debug.h.
13303 (dwarf2_debug_hooks): New.
13304 (dwarf2out_init): Make static.
13305 (dwarf2out_finish): Make static, take 2 args.
13306 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
13307 * dwarfout.c: Include debug.h.
13308 (dwarf_debug_hooks): New.
13309 (dwarfout_init): Make static.
13310 (dwarfout_finish): Make static, take 2 args.
13311 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
13312 * sdbout.c: Include debug.h.
13313 (sdb_debug_hooks): New.
13314 (sdbout_init): Make static, take 2 args.
13315 * sdbout.h (sdbout_init): Delete.
13316 * toplev.c: Include debug.h.
13317 (debug_hooks): New.
13318 (compile_file): Set deubg_hooks based on command line options.
13319 Use the hooks unconditionally rather than conditional compilation.
13321 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
13323 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
13324 first_insn_after_basic_block_note instead.
13326 * df.c (df_bb_refs_unlink): #if 0 out for now.
13328 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
13330 * ssa.h: Add prototype for ssa_const_prop
13331 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
13332 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
13333 (ssa_fast_dce): Remove unused variable
13335 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13337 * diagnostic.c (finish_diagnostic): Rename to
13338 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
13341 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
13343 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
13346 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
13347 (dump_file): Only pad the demangled name with spaces if the
13348 mangled name was padded with spaces.
13350 2001-07-10 Bernd Schmidt <bernds@redhat.com>
13352 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
13355 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13357 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
13358 extraction if no direct load if either EXPAND_CONST_ADDRESS or
13359 EXPAND_INITIALIZER.
13361 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
13362 whether can put offset inside LO_SUM to check mode alignment, not size.
13364 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13366 * doc/tm.texi (Misc): Fix thinko.
13368 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
13370 * regmove.c (replace_in_call_usage): Fix warnings.
13371 * sched-deps.c (add_dependence): Fix warnings.
13372 * simplify-rtx.c (simplify_subreg): Likewise.
13373 Return NULL_RTX instead of NULL.
13375 * reg-stack.c (emit_swap_insn): Eliminate warnings.
13376 (subst_asm_stack_regs): Likewise.
13378 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
13381 * dwarf2out.c (output_call_frame_info): Declare i as int.
13382 (build_abbrev_table): Declare n_alloc as int.
13383 (dwarf2out_finish): Initialize die.
13384 * except.c: Declare sjlj_funcdef_number as unsigned.
13385 (connect_post_landing_pads): Declare j as unsigned.
13386 (convert_to_eh_region_ranges): Initialize call_site.
13387 (output_function_exception_table): Initialize tt_format_size.
13388 * expr.c (move_by_pieces_1): Initialize to1.
13389 (store_constructor): Initialize minelt and maxelt.
13390 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
13391 * function.c (instantiate_decls): Avoid signed/unsigned warning.
13393 * c-decl.c (combine_parm_decls): Unused, remove.
13394 * c-tree.h: Remove prototype for combine_parm_decls.
13396 * reload.c (push_reload): Fix warning.
13397 (regno_clobbered_p): Likewise.
13398 * reload1.c (replace_pseudos_in_call_usage): Likewise.
13399 (reload_combine): Likewise.
13401 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
13402 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
13404 * bitmap.c (bitmap_operation): Change user.
13405 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
13407 2001-07-10 Eric Christopher <echristo@redhat.com>
13409 * config/mips/mips.c (override_options): Fix typo.
13411 2001-07-09 Stan Shebs <shebs@apple.com>
13413 * target.h (struct gcc_target): New fields init_builtins and
13415 * target-def.h (TARGET_INIT_BUILTINS): New macro.
13416 (TARGET_EXPAND_BUILTIN): New macro.
13417 (TARGET_INITIALIZER): Add them.
13418 * builtins.c: Include target.h.
13419 (expand_builtin): Use targetm.expand_builtin.
13420 (default_init_builtins): New function.
13421 (default_expand_builtin): New function.
13422 * expr.h (default_init_builtins): Declare.
13423 (default_expand_builtin): Declare.
13424 * c-common.c (c_common_nodes_and_builtins): Use
13425 targetm.init_builtins.
13426 * defaults.h (MD_INIT_BUILTINS): Remove.
13427 * Makefile.in (builtins.o): Depend on target.h.
13429 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
13430 (TARGET_EXPAND_BUILTIN): Define.
13431 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
13432 (MD_EXPAND_BUILTIN): Remove.
13434 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
13435 (TARGET_EXPAND_BUILTIN): Define.
13436 (c4x_init_builtins): Make endlink arg a local.
13437 (c4x_print_operand): Fix typos in adjust_address usages.
13438 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
13439 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
13440 (MD_EXPAND_BUILTIN): Remove.
13442 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
13443 (TARGET_EXPAND_BUILTIN): Define.
13444 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
13445 (ix86_init_builtins): Call new function only if TARGET_MMX.
13446 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
13447 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
13448 (MD_EXPAND_BUILTIN): Remove.
13450 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
13451 (TARGET_EXPAND_BUILTIN): Define.
13452 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
13453 (MD_EXPAND_BUILTIN): Remove.
13455 * doc/tm.texi: Document these changes.
13457 2001-07-09 Diego Novillo <dnovillo@redhat.com>
13459 * basic-block.h (tree_node): Forward declare if needed.
13460 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
13461 (BLOCK_HEAD_TREE): Define.
13462 (BLOCK_END_TREE): Define.
13463 (struct loops): Rename field 'tree' to 'tree_root'.
13464 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
13466 (flow_loops_tree_build): Rename reference to field 'tree' to
13468 (flow_loops_level_compute): Ditto.
13469 * predict.c (estimate_bb_frequencies): Ditto.
13470 * tree.h (struct tree_common): Add field 'aux'.
13472 2001-07-09 Stan Shebs <shebs@apple.com>
13474 * config/darwin.c (darwin_encode_section_info): Don't mark any
13475 DECL_EXTERNAL node as defined.
13477 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13479 * pa.c (pa_init_machine_status, pa_mark_machine_status,
13480 pa_free_machine_status, hppa_init_pic_save): Delete.
13481 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
13482 (hppa_profile_hook): Use hppa_pic_save_rtx.
13483 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
13484 hppa_init_pic_save): Delete.
13485 (hppa_pic_save_rtx): Declare.
13486 * pa.md (call, call_value, sibcall, sibcall_value,
13487 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
13489 2001-07-09 Kazu Hirata <kazu@hxi.com>
13491 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
13492 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
13494 2001-07-09 Andreas Jaeger <aj@suse.de>
13496 * output.h: Add declaration of final_forward_branch_p.
13498 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
13500 * varray.c: Include errors.h for internal_error and trim_filename
13503 * Makefile.in (varray.o): Add errors.h.
13505 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
13507 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
13508 * optabs.c (have_add2_insn): Check whether the add insn chosen
13509 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
13510 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
13512 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
13514 * Makefile.in (OBJS): Add ssa-ccp.o
13515 (ssa-ccp.o): Add dependencies.
13516 * toplev.c (DFI_ssa_ccp): New dump file enum.
13517 (dump_file): Add entry for dumping after SSA CCP.
13518 (flag_ssa_ccp): New flag variable.
13519 (f_options): Add -fssa-ccp.
13520 (rest_of_compilation): Run SSA CCP if requested.
13521 * timevar.def (TV_SSA_CCP): New timevar.
13522 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
13523 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
13524 Fix minor typo in SSA DCE documentation.
13525 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
13526 Add documentation for new dump option. Renumber dump files
13529 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13531 * emit-rtl.c (gen_highpart_mode): New.
13532 * rtl.h (gen_highpart_mode): Declare.
13533 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
13534 operand can be VOIDmode constant.
13536 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
13538 * flow.c (redirect_edge_and_branch_force): New.
13539 (can_fallthru): Ensure that basic blocks are succeeding.
13540 (try_optimize_cfg): Do not delete basic block if it is the last one.
13542 * flow.c (try_redirect_by_replacing_jump): Do not remove
13543 jumps with side effects, unlink chain on fallthru edge;
13544 set block for new jump instruction; avoid basic block to
13545 over by line number note.
13547 * flow.c (try_simplify_condjump): Verify that the condjump
13548 is not always falling through.
13551 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13553 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13554 (try_redirect_by_replacing_jump): Update properly the count
13555 and frequency information.
13557 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13559 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
13560 address that is a LO_SUM specially.
13561 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
13563 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
13565 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
13566 (operand_subword): Use them.
13567 (change_address_1): Renamed from change_address; new arg VALIDATE.
13568 * expr.h: Reflect above changes; change_address now macro.
13569 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
13571 * cselib.c (add_mem_for_addr): Likewise.
13572 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
13573 * regmove.c (try_apply_stack_adjustment): Likewise.
13574 * reload.c (push_reload, make_memloc): Likewise.
13575 * reload1.c (eliminate_regs): Likewise.
13576 * simplify-rtx.c (simplify_replace_rtx): Likewise.
13577 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
13579 * combine.c (make_extraction, simplify_shift_const): Likewise.
13580 (gen_lowpart_for_combine): Likewise.
13581 * cse.c (gen_lowpart_if_possible): Likewise.
13582 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
13583 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
13584 * optabs.c (gen_move_insn): Likewise.
13585 * reload1.c (alter_reg): Likewise.
13586 * simplify-rtx.c (simplify_subreg): Likewise.
13587 * stmt.c (expand_anon_union_decl): Likewise.
13588 * recog.c (validate_replace_rtx_1): Likewise.
13590 * Makefile.in (recog.o): Add $(EXPR_H).
13591 * explow.c (stabilize): Call replace_equiv_address.
13592 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
13593 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
13595 2001-07-03 Andrew Haley <aph@redhat.com>
13597 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
13598 the mode of the memory location.
13600 2001-07-09 Bo Thorsen <bo@suse.co.uk>
13602 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
13604 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
13606 * final.c (output_addr_const): Use target opening and
13607 closing parentheses.
13608 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
13609 defaults, add to TARGET_ASM_OUT.
13610 * target.h (struct gcc_target): Add open_paren and close_paren.
13611 * doc/md.texi: Update.
13612 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
13613 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
13614 TARGET_ASM_CLOSE_PAREN.
13615 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13617 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13619 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
13620 * config/a29k/a29k.h: Similarly.
13621 * config/alpha/alpha.h: Similarly.
13622 * config/arc/arc.h: Similarly.
13623 * config/arm/aof.h: Similarly.
13624 * config/arm/aout.h: Similarly.
13625 * config/avr/avr.h: Similarly.
13626 * config/c4x/c4x.h: Similarly.
13627 * config/clipper/clipper.h: Similarly.
13628 * config/convex/convex.h: Similarly.
13629 * config/d30v/d30v.h: Similarly.
13630 * config/dsp16xx/dsp16xx.h: Similarly.
13631 * config/elxsi/elxsi.h: Similarly.
13632 * config/fr30/fr30.h: Similarly.
13633 * config/h8300/h8300.h: Similarly.
13634 * config/i370/i370.h: Similarly.
13635 * config/i386/i386.h: Similarly.
13636 * config/i860/i860.h: Similarly.
13637 * config/i960/i960.h: Similarly.
13638 * config/ia64/ia64.h: Similarly.
13639 * config/m32r/m32r.h: Similarly.
13640 * config/m68hc11/m68hc11.h: Similarly.
13641 * config/m68k/m68k.h: Similarly.
13642 * config/m88k/m88k.h: Similarly.
13643 * config/mcore/mcore.h: Similarly.
13644 * config/mips/mips.h: Similarly.
13645 * config/mn10200/mn10200.h: Similarly.
13646 * config/mn10300/mn10300.h: Similarly.
13647 * config/ns32k/ns32k.h: Similarly.
13648 * config/pa/pa.h: Similarly.
13649 * config/pdp11/pdp11.h: Similarly.
13650 * config/pj/pj.h: Similarly.
13651 * config/romp/romp.h: Similarly.
13652 * config/rs6000/rs6000.h: Similarly.
13653 * config/sh/sh.h: Similarly.
13654 * config/sparc/sparc.h: Similarly.
13655 * config/v850/v850.h: Similarly.
13656 * config/vax/vax.h: Similarly.
13657 * config/we32k/we32k.h: Similarly.
13659 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
13661 * doc/c-tree.texi: Document representation of attributes.
13663 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13665 * doc/tm.texi: Update some places for the rename of target to
13668 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13670 * target.h (struct gcc_target): Add insert_attributes.
13671 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
13672 (TARGET_INITIALIZER): Update.
13673 * tree.c, tree.h (default_insert_attributes): New function.
13674 Update comments on other default functions to refer to targetm,
13676 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
13677 TARGET_INSERT_ATTRIBUTES.
13678 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
13679 * c-common.c (decl_attributes): Use targetm.insert_attributes.
13680 Don't use PRAGMA_INSERT_ATTRIBUTES.
13681 * Makefile.in (c-common.o): Depend on $(TARGET_H).
13682 * c-decl.c (start_decl, start_function): Don't call
13683 SET_DEFAULT_DECL_ATTRIBUTES.
13684 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13685 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
13687 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
13688 (c4x_check_attribute): Avoid modifying attribute list itself.
13689 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
13691 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
13692 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
13694 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
13695 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
13697 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13698 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
13700 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
13701 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
13702 Adjust parameters. Make static.
13704 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13706 * c-common.c (decl_attributes): Only take a single attributes
13708 * c-common.h (decl_attributes): Update prototype.
13709 * c-decl.c (start_decl, start_function): Only take a single
13710 attributes parameter. Update calls to decl_attributes.
13711 (finish_struct, finish_enum): Update calls to decl_attributes.
13712 (push_parm_decl): Expect unified list of attributes. Update call
13713 to decl_attributes.
13714 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
13715 notype_nested_function, component_declarator,
13716 component_notype_declarator, label): Update calls to
13718 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
13719 lists that are passed to push_parm_decl.
13720 * c-tree.h (start_function, start_decl): Update prototypes.
13721 * config/sh/sh-protos.h, config/sh/sh.c
13722 (sh_pragma_insert_attributes): Only take a single attributes
13724 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
13725 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
13726 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
13727 build_module_descriptor, generate_static_references,
13728 generate_strings, build_selector_translation_table,
13729 generate_descriptor_table, generate_protocols,
13730 generate_ivars_list, generate_dispatch_table,
13731 generate_protocol_list, generate_category,
13732 generate_shared_structures, really_start_method, add_objc_decls,
13733 generate_classref_translation_entry): Update calls to start_decl
13734 and start_function.
13735 (build_tmp_function_decl, start_method_def): Unify attribute lists
13736 that are passed to push_parm_decl.
13738 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
13740 * final.c (no_asm_to_stream): New.
13741 (final_scan_insn): Use target structures for prologue ends
13742 and epilogue starts.
13743 * output.h (no_asm_to_stream): New.
13744 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
13745 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
13746 (TARGET_ASM_OUT): Update.
13747 * target.h (struct gcc_target): New members function_end_prologue
13748 and function_begin_epilogue.
13749 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
13750 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
13751 * config/alpha/alpha.c (output_end_prologue): Rename to
13752 alpha_output_function_end_prologue. Use in target struct
13754 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
13755 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
13756 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
13757 ia64_output_function_end_prologue. Use in target struct
13759 (ia64_function_prologue, ia64_funciton_epilogue): Rename
13760 mistyped prototypes.
13761 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
13762 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
13764 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
13765 an use in target struct, make static.
13766 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
13769 2001-07-08 Richard Henderson <rth@redhat.com>
13771 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
13773 2001-07-08 Richard Henderson <rth@redhat.com>
13775 * config/i386/i386.md: Remove constraints strings from define_split
13776 and define_peephole2 patterns.
13777 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
13778 (eh_return): Use them.
13780 2001-07-08 Richard Henderson <rth@redhat.com>
13782 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
13783 Document MD_FALLBACK_FRAME_STATE_FOR.
13785 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13787 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
13788 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
13790 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
13792 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
13794 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
13795 of the label inside NAME as opposed to just the end of NAME.
13797 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
13799 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
13800 * config/alpha/alpha.c (alpha_init_machine_status,
13801 alpha_mark_machine_status, alpha_free_machine_status): Delete.
13802 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
13803 (vms_valid_decl_attribute_p): Make static, conditionally compile.
13804 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
13806 2001-07-06 Stan Shebs <shebs@apple.com>
13808 * target.h (targetm): Rename global from "target", so as not to
13809 conflict with local variables.
13811 * c-typeck.c: Ditto.
13814 * cp/decl.c: Ditto.
13815 * cp/decl2.c: Ditto.
13816 * cp/typeck.c: Ditto.
13817 * 1750a/1750a.c: Ditto.
13818 * a29k/a29k.c: Ditto.
13819 * arc/arc.c: Ditto.
13820 * arm/arm.c: Ditto.
13821 * avr/avr.c: Ditto.
13822 * clipper/clipper.c: Ditto.
13823 * convex/convex.c: Ditto.
13824 * d30v/d30v.c: Ditto.
13825 * dsp16xx/dsp16xx.c: Ditto.
13826 * elxsi/elxsi.c: Ditto.
13827 * fr30/fr30.c: Ditto.
13828 * h8300/h8300.c: Ditto.
13829 * i370/i370.c: Ditto.
13830 * i386/i386.c: Ditto.
13831 * i860/i860.c: Ditto.
13832 * i960/i960.c: Ditto.
13833 * ia64/ia64.c: Ditto.
13834 * m32r/m32r.c: Ditto.
13835 * m68hc11/m68hc11.c: Ditto.
13836 * m68k/m68k.c: Ditto.
13837 * m88k/m88k.c: Ditto.
13838 * mips/mips.c: Ditto.
13839 * ns32k/ns32k.c: Ditto.
13841 * pdp11/pdp11.c: Ditto.
13842 * romp/romp.c: Ditto.
13843 * rs6000/rs6000.c: Ditto.
13845 * sparc/sparc.c: Ditto.
13846 * vax/vax.c: Ditto.
13847 * we32k/we32k.c: Ditto.
13848 * doc/tm.texi: Update the manual to match.
13850 2001-07-06 Richard Henderson <rth@redhat.com>
13852 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
13853 DWARF2_UNWIND_INFO not just whether it is defined.
13855 2001-07-06 Diego Novillo <dnovillo@redhat.com>
13857 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
13858 call to simplify_binary_operation returns a new pattern.
13860 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
13862 * glimits.h (__SHRT_MAX__): New.
13863 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
13864 (SHRT_MAX): Define in terms of __SHRT_MAX__.
13866 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
13868 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
13871 2001-07-06 Richard Henderson <rth@redhat.com>
13873 * bitmap.c (bitmap_release_memory): Move adjacent to the
13874 allocation functions.
13875 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
13876 the implementation. Binary search for the set bit.
13877 (bitmap_union_of_diff): Allocate the temporary on the stack
13878 instead of using xmalloc.
13880 2001-07-06 Richard Henderson <rth@redhat.com>
13882 * genrecog.c (validate_pattern): Warn for constraints in
13883 define_{expand,split,peephole2}. Remove strict_low_part
13884 before looking up match_dup.
13886 2001-07-06 DJ Delorie <dj@redhat.com>
13888 * doc/gcc.texi (Makefile): Rename to be a more general purpose
13889 chapter about various build hints and history. Add section
13890 talking about the various types of native and cross builds.
13892 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
13894 * Makefile.in (final.o): Depend on target.h.
13895 * final.c: Include target.h.
13896 (default_function_pro_epilogue): New.
13897 (final_start_function): Use target structure for function prologues.
13898 (final_end_function): Use target structure for function epilogues.
13899 * fold-const.c (real_hex_to_f): Constify s and p.
13900 * output.h (default_function_pro_epilogue): New.
13901 * real.h (real_hex_to_f): Update prototype.
13902 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
13903 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
13904 (TARGET_INITIALIZER): Update.
13905 * target.h (gcc_target): Add struct asm_out.
13906 * doc/tm.texi: Update.
13909 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
13910 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
13911 in cpu/cpu.c, or rename old functions consistently. Take
13912 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
13913 redundant macros and prototypes. Make new functions static.
13915 * 1750a/1750a.c: Similarly.
13916 * 1750a/1750a.h: Similarly.
13917 * a29k/a29k-protos.h: Similarly.
13918 * a29k/a29k.c: Similarly.
13919 * a29k/a29k.h: Similarly.
13920 * arc/arc-protos.h: Similarly.
13921 * arc/arc.c: Similarly.
13922 * arc/arc.h: Similarly.
13923 * arm/arm-protos.h: Similarly.
13924 * arm/arm.c: Similarly.
13925 * arm/arm.h: Similarly.
13926 * avr/avr-protos.h: Similarly.
13927 * avr/avr.c: Similarly.
13928 * avr/avr.h: Similarly.
13929 * clipper/clipper-protos.h: Similarly.
13930 * clipper/clipper.c: Similarly.
13931 * clipper/clipper.h: Similarly.
13932 * convex/convex.c: Similarly.
13933 * convex/convex.h: Similarly.
13934 * d30v/d30v-protos.h: Similarly.
13935 * d30v/d30v.c: Similarly.
13936 * d30v/d30v.h: Similarly.
13937 * d30v/d30v.md: Similarly.
13938 * dsp16xx/dsp16xx-protos.h: Similarly.
13939 * dsp16xx/dsp16xx.c: Similarly.
13940 * dsp16xx/dsp16xx.h: Similarly.
13941 * elxsi/elxsi.c: Similarly.
13942 * elxsi/elxsi.h: Similarly.
13943 * fr30/fr30.c: Similarly.
13944 * fr30/fr30.md: Similarly.
13945 * h8300/h8300-protos.h: Similarly.
13946 * h8300/h8300.c: Similarly.
13947 * h8300/h8300.h: Similarly.
13948 * i370/i370-protos.h: Similarly.
13949 * i370/i370.c: Similarly.
13950 * i370/i370.h: Similarly.
13951 * i386/i386.c: Similarly.
13952 * i386/osf1elf.h: Similarly.
13953 * i386/osfrose.h: Similarly.
13954 * i860/i860-protos.h: Similarly.
13955 * i860/i860.c: Similarly.
13956 * i860/i860.h: Similarly.
13957 * i960/i960-protos.h: Similarly.
13958 * i960/i960.c: Similarly.
13959 * i960/i960.h: Similarly.
13960 * ia64/ia64-protos.h: Similarly.
13961 * ia64/ia64.c: Similarly.
13962 * ia64/ia64.h: Similarly.
13963 * m32r/m32r-protos.h: Similarly.
13964 * m32r/m32r.c: Similarly.
13965 * m32r/m32r.h: Similarly.
13966 * m68hc11/m68hc11-protos.h: Similarly.
13967 * m68hc11/m68hc11.c: Similarly.
13968 * m68hc11/m68hc11.h: Similarly.
13969 * m68k/crds.h: Similarly.
13970 * m68k/dpx2.h: Similarly.
13971 * m68k/m68k-protos.h: Similarly.
13972 * m68k/m68k.c: Similarly.
13973 * m68k/m68k.h: Similarly.
13974 * m68k/news.h: Similarly.
13975 * m88k/m88k-protos.h: Similarly.
13976 * m88k/m88k.c: Similarly.
13977 * m88k/m88k.h: Similarly.
13978 * mips/mips-protos.h: Similarly.
13979 * mips/mips.c: Similarly.
13980 * mips/mips.h: Similarly.
13981 * ns32k/merlin.h: Similarly.
13982 * ns32k/ns32k.c: Similarly.
13983 * ns32k/ns32k.h: Similarly.
13984 * ns32k/tek6000.h: Similarly.
13985 * pa/pa-protos.h: Similarly.
13986 * pa/pa.c: Similarly.
13987 * pa/pa.h: Similarly.
13988 * pdp11/2bsd.h: Similarly.
13989 * pdp11/pdp11-protos.h: Similarly.
13990 * pdp11/pdp11.c: Similarly.
13991 * pdp11/pdp11.h: Similarly.
13992 * romp/romp-protos.h: Similarly.
13993 * romp/romp.c: Similarly.
13994 * romp/romp.h: Similarly.
13995 * rs6000/rs6000-protos.h: Similarly.
13996 * rs6000/rs6000.c: Similarly.
13997 * rs6000/rs6000.h: Similarly.
13998 * rs6000/sysv4.h: Similarly.
13999 * sh/sh-protos.h: Similarly.
14000 * sh/sh.c: Similarly.
14001 * sh/sh.h: Similarly.
14002 * sparc/sparc-protos.h: Similarly.
14003 * sparc/sparc.c: Similarly.
14004 * sparc/sparc.h: Similarly.
14005 * vax/vax.c: Similarly.
14006 * vax/vax.h: Similarly.
14007 * vax/vms.h: Similarly.
14008 * we32k/we32k.c: Similarly.
14009 * we32k/we32k.h: Similarly.
14011 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
14013 * basic-block.h (first_insn_after_basic_block_note): Declare.
14014 * flow.c (first_insn_after_basic_block_note): Define. Moved
14016 * ssa.c (first_insn_after_basic_block_note): Remove.
14017 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
14019 (ssa_eliminate_dead_code): Properly update the CFG and PHI
14020 nodes when we find a dead conditional branch. Insert BARRIERs
14021 after any blocks with no successors, but which do not have
14024 2001-07-06 Zack Weinberg <zackw@stanford.edu>
14026 * varray.c (varray_check_failed): Use internal_error.
14028 2001-07-05 Andrew Haley <aph@redhat.com>
14030 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
14031 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
14032 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
14034 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
14036 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
14037 reference if the target constant is also a SYMBOL_REF.
14039 2001-07-05 Eric Christopher <echristo@redhat.com>
14041 * config/mips/mips.h (MASK_MIPS3900): Remove.
14042 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
14043 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
14044 (TARGET_MIPS3900): Change to use mips_arch.
14045 (TARGET_MIPS4000): New.
14046 (TARGET_MIPS4100): New.
14047 (TARGET_MIPS4300): New.
14048 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
14049 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
14051 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
14052 (ISA_HAS_BRANCHLIKELY): To here.
14053 (CC1_CPU_SPEC): New.
14054 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
14055 (mips_arch_string): Declare.
14056 (mips_arch): Declare.
14057 (TARGET_OPTIONS): Add -march and -mtune.
14059 * config/mips/mips.c (mips_arch_string): New.
14061 (override_options): Handle -march for codegen and -mtune
14062 for scheduling. Use mips_arch. Move tx39 target default here.
14063 (mips_parse_cpu): Move error message to override_options.
14065 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
14067 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
14069 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
14070 (MIPS Options): Ditto. Change mcpu entry to historical text.
14072 2001-07-05 H.J. Lu (hjl@gnu.org)
14074 * config/mips/mips.c (mips_parse_cpu): New function to parse
14077 2001-07-05 Jim Wilson <wilson@redhat.com>
14079 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
14080 * config/ia64/t-ia64: Likewise.
14081 (LIB1ASMFUNCS): Update comment.
14083 2001-07-05 David Edelsohn <edelsohn@gnu.org>
14085 * doc/install.texi (Install GCC: Binaries): Fix typo.
14087 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14089 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
14090 reference using the stack pointer, adjust it since we push Y
14092 ("*ashrsi3"): Likewise.
14093 ("*lshrsi3"): Likewise.
14095 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14097 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
14098 when -fomit-frame-pointer is used.
14100 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
14102 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
14103 (try_redirect_by_replacing_jump): Reverse updating properly the
14104 count and frequency information. Reverse removing cc0 setter.
14105 (forwarder_block_p): Reverse fixing for fallthru blocks.
14107 2001-07-05 DJ Delorie <dj@redhat.com>
14109 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
14110 (translate_options): If the above is defined, use it to map
14111 given options to new options.
14112 * doc/tm.texi: Document it.
14114 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
14115 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14117 * doc/invoke.texi (Optimize Options): Document that -fgcse may
14118 cause programs using computed gotos to run more slowly.
14120 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14122 * doc/install.texi (Specific): Markup, spelling and typo fixes.
14124 Consistently require binutils 2.11.2, not prereleases.
14125 (Specific, decstation-*): Canonicalize as mips-dec-*.
14126 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
14128 (Specific, m68k-altos): Removed reference to README.altos, deleted.
14129 (Specific, mips-*): Reword MIPS C compiler requirements.
14130 (Specific, powerpc*-*-*): New, mention --with-cpu once.
14131 (Specific, sunv5): Removed, obsolete.
14133 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
14135 * dwarf2out.c (output_loc_list): Use an all ones mask for
14136 .text asm output and don't rely on long long
14137 literals. Reformat some long lines.
14139 2001-07-05 Andreas Jaeger <aj@suse.de>
14141 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
14144 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14146 * dwarf2out.c (dwarf2out_define): Update comment.
14147 (dwarf2out_undef): Ditto.
14148 (dwarf2out_start_source_file): Ditto.
14149 (dwarf2out_end_source_file): Ditto.
14150 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
14151 since we never call the start/end debug hook for the primary file.
14153 2001-07-04 Kazu Hirata <kazu@hxi.com>
14155 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
14158 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14160 * cppinit.c (remove_dup_dirs): Inform if a system include
14161 directory is being reordered.
14162 * doc/invoke.texi (Directory Options): GCC warns if you hide a
14164 * doc/cpp.texi (Search Paths): Likewise.
14165 * doc/gcc.texi (Interoperation): Remove information about
14168 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14170 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
14171 (VARRAY_TOP_CHAR_PTR): Likewise.
14173 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14175 * gcc.c (process_command): Don't assign elements of a const char*.
14177 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14179 * emit-rtl.c (change_address): Don't abort if invalid address while
14180 reload is in progress.
14182 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14184 * c-lex.c (cb_file_change): Pass line number to
14185 debug_start_source_file.
14186 (cb_undefine): Pass correct line number to debug_undef.
14188 * toplev.c (debug_start_source_file): Add line number to
14189 parameters. Pass it along to dwarf2out_start_source_file.
14190 (decode_g_option): Stop resetting debug level back to normal when
14191 we change debug formats, unless the current level is
14192 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
14195 * toplev.h (debug_start_source_file): Add line number to
14198 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
14201 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
14203 Output debug_macinfo data for starting file if requested.
14204 (dwarf2out_end_source_file): Output debug_macinfo data for ending
14206 (dwarf2out_define): Output debug_macinfo data for defining a macro
14208 (dwarf2out_undef): Output debug_macinfo data for undefining a
14209 macro if requested.
14210 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
14211 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
14212 (macinfo_section_label): New. DWARF2 macro info section label.
14213 (dwarf2out_init): If we want macro info, output the start label
14215 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
14216 attribute to the compilation unit die pointing to the macro info.
14218 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14220 * dwarf2out.c (new_loc_list): Move to inside #ifdef
14221 DWARF2_DEBUGGING_INFO.
14222 (add_loc_descr_to_loc_list): Ditto.
14223 (output_loc_list): Ditto.
14224 Also, fix thinko in curr not being initialized.
14225 (gen_internal_sym): Ditto.
14227 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14229 * emit-rtl.c (replace_equiv_address): New function.
14230 * expr.h (replace_equiv_address): New declaration.
14231 * explow.c (validize_mem): Call it instead of change_address and
14232 also call if -fforce-addr and address is constant.
14233 * expr.c: Replace more calls to change_address with adjust_address
14234 and/or replace_equiv_address or to validize_mem.
14235 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
14236 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
14237 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14238 * config/i370/i370.md, config/i860/i860.md: Likewise.
14239 * config/i960/i960.md, config/mips/mips.c: Likewise.
14240 * config/mips/mips.md, config/pa/pa.md: Likewise.
14241 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
14242 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
14244 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14246 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
14248 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
14251 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
14253 * doc/include: New directory.
14254 * doc/fdl.texi: Move to doc/include/fdl.texi.
14255 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
14256 * doc/include/funding.texi, doc/include/gpl.texi: New files.
14257 * doc/gcc.texi: Use funding.texi and gpl.texi.
14258 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
14259 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
14260 Update dependencies and use -I $(docdir)/include.
14262 2001-07-04 Anthony Green <green@redhat.com>
14264 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
14266 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14268 * doc/install.texi (sparc64-*-*): Remove garbage.
14270 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
14272 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
14273 Fix typo in last change to use adjust_address.
14275 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14277 * doc/install.texi (Specific): Update information for *-*-solaris*.
14279 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14281 * explow.c (plus_constant_wide): Reinitialize Y for restart.
14283 2001-07-03 Stan Shebs <shebs@apple.com>
14285 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
14286 case for flag_no_mach_text_sections.
14287 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
14288 * config/darwin.c (flag_no_mach_text_sections): Remove.
14289 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
14291 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14293 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
14294 and avoid checking for constant as first operand.
14295 * recog.c (find_constant_term_loc): No longer static.
14296 (adj_offettable_operand): Delete.
14297 * rtl.h (adj_offsettable_operand): Delete declaration.
14298 (find_constant_term): Add declaration.
14299 * caller-save.c: Replace calls to adj_offsettable_operand with calls
14301 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
14302 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
14303 * config/i386/i386.c, config/i386/i386.md: Likewise.
14304 * config/i860/i860.c, config/i960/i960.c: Likewise.
14305 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
14306 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
14307 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
14308 * config/mips/mips.c, config/mips/mips.md: Likewise.
14309 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
14310 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
14311 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
14312 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
14313 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
14314 * config/ns32k/ns32k.md: Likewise.
14316 2001-07-03 Zack Weinberg <zackw@stanford.edu>
14318 * rtl.c (copy_rtx): Handle 'T' format letter.
14319 * gensupport.c (collect_insn_data): Likewise.
14320 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
14322 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
14324 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
14325 -B option. Use 'dir' not 'foo' as example directory name.
14327 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14329 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14330 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
14332 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14334 * doc/cppinternals.texi: Improve formatting and logical markup.
14336 2001-07-03 Andreas Jaeger <aj@suse.de>
14338 * Makefile.in (insn-recog.o): Add dependency on reload.h.
14340 * genrecog.c (write_header): Include reload.h for prototypes in
14343 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
14346 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
14347 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
14348 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
14349 i386_pe_valid_type_attribute_p): Add.
14350 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
14351 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
14353 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14355 * explow.c (plus_constant_wide, case LO_SUM): New case.
14356 (plus_constant_for_output_wide): Delete.
14357 * rtl.h (plus_constant_for_output): Delete.
14358 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
14359 instead of plus_constant_for_output.
14360 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
14361 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
14362 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
14363 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
14364 * config/sparc/sparc.md: Likewise.
14365 Convert some change_address calls to adjust_address.
14367 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14369 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
14370 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
14371 documentation of -std and -Wwrite-strings.
14373 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14375 * cse.c (canon_hash): Don't register registers in very small
14376 register classes, as extending their lifetime might cause
14379 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
14381 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
14383 * flow.c (forwarder_block_p): Fix for fallthru blocks.
14384 (try_redirect_by_replacing_jump): Update properly the count
14385 and frequency information.
14387 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
14389 * toplev.c (dump_file_index): Move SSA dumps just after first
14391 (dump_file): Corresponding changes.
14392 (rest_of_compilation): Move SSA path to just after the first
14394 * doc/gcc.texi (Passes): Update due to movement of SSA path.
14395 * doc/invoke.texi: Update dump file #s as they were completely
14396 out of date with reality.
14398 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14400 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
14402 * expr.c (emit_move_insn_1): Deal with non-default
14405 * expr.c (emit_single_push_insn): Fix warning.
14407 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
14409 * expr.c (emit_move_insn_1): Avoid modifying
14410 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
14412 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14414 * emit-rtl.c (adjust_address): New function.
14415 * expr.h (adjust_address): Add declaration.
14416 * builtins.c: Replace some calls to change_address with calls to it
14417 or to validize_mem.
14418 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
14419 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
14420 * config/arm/arm.c, config/convex/convex.c: Likewise.
14421 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14422 * config/i386/i386.c, config/i386/i386.md: Likewise.
14423 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
14424 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
14425 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
14426 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
14427 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
14429 2001-07-02 Jim Wilson <wilson@redhat.com>
14431 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
14433 2001-07-02 Steve Ellcey <sje@cup.hp.com>
14435 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
14436 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
14438 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14440 * cppinit.c (lang_defaults): New table.
14441 (set_lang): Just read from lang_defaults into the live options
14444 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14446 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
14447 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
14448 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
14450 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14452 * doc/install.texi: Various spelling and markup fixes.
14453 (Installing GCC): Component specific installation instructions are
14456 Warn about removing old install dir in the presence of shared libs.
14457 (Configuration): Invoke with options target to match configure
14459 Consistently refer to gas, gld pathnames.
14460 Invert --enable-multilib documentation.
14461 Remove references to old compiler versions.
14463 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14465 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
14467 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14469 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
14471 (Specific, mips*-sgi-irix5): Note IDO download.
14472 Reworded MIPS C hints.
14473 Use GNU as instead of GAS.
14475 Removed SGI Freeware reference, IRIX 6 only.
14476 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
14477 Note N64 library requirement/workaround.
14479 Complete list of structure passing bug victims.
14481 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14483 * doc/install.texi: Remove CVS Id.
14485 2001-07-02 Andreas Jaeger <aj@suse.de>
14487 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
14488 (find_inherently_necessary): Remove unused variable.
14490 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
14492 * c-common.h (TDI_inlined): New ast dump phase.
14493 (dump_flag_name): New function.
14494 * c-dump.c (dump_files): Add inlined phase.
14495 (dump_flag_name): Define.
14496 * doc/invoke.texi (-fdump-ast-inlined): Document.
14498 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14500 * stor-layout.c (layout_decl): Revert change to handling of alignment
14503 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14505 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
14508 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
14510 * doc/tm.texi (FUNCTION_ARG): Document that the last call
14513 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
14515 * tlink.c (recompile_files): Remove COMPILER_PATH and
14516 LIBRARY_PATH from the environment.
14518 2001-07-01 Zack Weinberg <zackw@stanford.edu>
14520 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
14521 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
14523 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
14525 * c-parse.in (OBJC_STRING): Kill.
14526 (objc_string): Decompose to [objc_string] '@' STRING.
14527 (reswords): Take the leading '@' off all the Objective C keywords.
14528 (objc_rid_sans_at): Kill.
14529 (init_reswords): Don't initialize it.
14530 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
14531 (_yylex): Kill reconsider label. Look ahead one token after
14532 an '@'; if we get an identifier, check whether it's an
14533 Objective C @-keyword. If so, return the keyword. Otherwise,
14534 put back the token and return the '@' as a terminal.
14536 * cpplib.c (lex_macro_node): Remove unnecessary check for
14537 leading '@' on identifier. Clarify control flow and commentary.
14539 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14541 * cse.c (new_label_ref): Variable deleted.
14542 (insert): Remove set of new_label_ref.
14543 (check_for_label_ref): New function.
14544 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
14546 See ChangeLog.5 for earlier changes.