1 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
3 * doc/install-old.texi: Move some sections out to ...
4 * doc/collect2.texi, doc/configfiles.texi, doc/headerdirs.texi:
5 ... here. New files. Make into chapters rather than sections.
6 * doc/gcc.texi: Include the new files and add menu entries for
8 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
10 Sun Nov 18 14:13:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12 * tree.h (TYPE_ALIGN_OK): New flag.
13 * emit-rtl.c (set_mem_attributes): Handle it.
14 * expr.c (emit_single_push_insn): Only set to alias set 0 if
15 doing sibcall optimization.
16 (expand_expr, case COMPONENT_REF): Call set_mem_attributes on case
18 (expand_expr, case CONVERT_EXPR): Simplify convert-to-union case.
19 (expand_expr, case ADDR_EXPR): Abort if TYPE_ALIGN_OK and need copy.
21 * sdbout.c (sdbout_symbol): Avoid warning due to &DECL_RTL.
23 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
25 * c-decl.c (c_decode_option): Give deprecation warning for
27 * doc/invoke.texi (-traditional): Note that this option is
30 Sun Nov 18 07:40:07 2001 Douglas B. Rupp <rupp@gnat.com>
32 * config/alpha/alpha.c (alpha_start_function, VMS): Cast shift
33 arg to HOST_WIDE_INT, not long.
35 * config/alpha/vms.h (DIR_SEPARATOR, PREFIX). Don't define.
36 (HAS_INIT_SECTION): Define.
37 (REAL_ARITHMETIC): Don't undefine.
39 2001-11-18 Egor Duda <deo@logos-m.ru>
41 * config/i386/cygwin.h: Strip leading '*' from name, if any.
43 2001-11-18 Neil Booth <neil@daikokuya.demon.co.uk>
45 * Makefile.in (c-parse.o, c-common.o): Update dependencies.
46 * c-common.c: Include diagnostic.h.
47 (c_common_finish): New.
48 * c-common.h (c_common_finish): New.
49 * c-lang.c (LANG_HOOKS_FINISH): Override.
50 * c-parse.in: Don't include diagnostic.h.
51 (finish_parse): Remove.
52 * langhooks.h: Update comments.
53 * toplev.c (lang_dependent_init): New prototype.
55 (compile_file): Split cleanup code out to finalize.
56 (lang_dependent_init): Stop if lang_hooks.init fails.
57 (toplev_main): Update.
58 * tree.h (finish_parse): Remove.
60 * objc-act.c (LANG_HOOKS_FINISH): Override.
62 Sat Nov 17 23:30:44 2001 Douglas B. Rupp <rupp@gnat.com>
64 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms_tramp.asm.
65 * config/alpha/vms_tramp.asm: New file.
66 * config/alpha/vms-tramp.asm: Removed.
68 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
70 * c-common.c (struct disabled_builtin, disabled_builtins,
71 disable_builtin_function, builtin_function_disabled_p): New.
72 (builtin_function_2): Check for disabled built-in functions.
73 * c-common.h (disable_builtin_function): Declare.
74 * c-decl.c (c_decode_option): Handle -fno-builtin-FUNCTION.
75 * doc/invoke.texi: Document -fno-builtin-FUNCTION.
76 * doc/extend.texi: Mention -fno-builtin-FUNCTION.
78 2001-11-17 Craig Rodrigues <rodrigc@gcc.gnu.org>
81 * config.gcc: Remove reference to va-clipper.h.
83 2001-11-17 Stan Shebs <shebs@apple.com>
85 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix the
86 AltiVec-related bitfields.
88 Sat Nov 17 12:06:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
90 * except.c (enum eh_region_type): Add ERT_UNKNOWN.
91 (mark_eh_region, case ERT_UKNONW): New case.
93 2001-11-17 Christopher Faylor <cgf@redhat.com>
94 Corinna Vinschen <vinschen@redhat.com>
96 * config/i386/cygwin.h: Search target specific include directory for
97 w32api stuff, if appropriate.
99 Sat Nov 17 08:20:44 2001 Douglas Rupp <rupp@gnat.com>
101 * config/alpha/vms.h (REG_ALLOC_ORDER): Redefine.
103 2001-11-16 Aldy Hernandez <aldyh@redhat.com>
105 * config/rs6000/rs6000.md: Change all ldvx to lvx.
107 2001-11-16 Alexandre Oliva <aoliva@redhat.com>
109 * gensupport.c (process_rtx): Don't assume filename is the first
112 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
114 * vax-protos.h (reg_was_0_p): New prototype.
115 * vax.md (movsi, movhi, movqi): Use reg_was_0_p.
116 * vax.c (follows_p, reg_was_0_p): New functions.
118 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
120 * vax.md (casesi): Swap arguments in "(plus:SI (pc) (mult))". Reformat.
121 (casesi1): Likewise. Define new pattern which arises by simplification
122 when operand 1 is a constant int. Correct pattern which arises by
123 simplification when operand 1 is zero.
125 2001-11-16 David O'Brien <obrien@FreeBSD.org>
127 * config.gcc (arm*-*-rtems*, arm-*-coff*, armel-*-coff*,
128 arm-*-vxworks*, arm-*-riscix1.[01]*, arm-*-riscix*,
129 arm-semi-aout, armel-semi-aout, arm-semi-aof, armel-semi-aof,
130 arm*-*-netbsd*, arm*-*-linux*, arm*-*-uclinux*, arm*-*-aout,
131 arm*-*-ecos-elf, arm*-*-elf, arm*-*-conix*, arm*-*-oabi,
132 arm-*-pe*, strongarm-*-elf*, strongarm-*-coff*, strongarm-*-pe,
133 xscale-*-elf, xscale-*-coff: Include various CPU headers via tm_file.
134 * config/arm/aof.h: Don't include arm.h.
135 * config/arm/aout.h: Likewise.
136 * config/arm/coff.h: Don't include semi.h and aout.h.
137 * config/arm/elf.h: Don't include aout.h.
138 * config/arm/netbsd.h: Don't include netbsd.h and aout.h.
139 (TARGET_VERSION): Undef before defining.
140 (ARM_OS_NAME): Likewise
141 (TARGET_DEFAULT): Likewise
142 (TARGET_MEM_FUNCTIONS): Do not need to undefine now.
143 * config/arm/pe.h: Don't include arm/coff.h.
144 * config/arm/riscix.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Use
145 SUBTARGET_CPP_SPEC rather than overiding the arm.h CPP_SPEC definition.
146 * config/arm/riscix1-1.h: Likewise.
147 * config/arm/rix-gas.h: Don't include riscix.h.
148 (DBX_CONTIN_LENGTH): Undef before defining.
149 * config/arm/semi.h: Don't include aout.h.
150 * config/arm/semiaof.h: Don't include aof.h.
151 * config/arm/strongarm-coff.h: Don't include coff.h.
152 * config/arm/strongarm-pe.h: Don't include strongarm-coff.h and pe.h.
153 * config/arm/vxarm.h: Don't include arm/coff.h.
154 * config/arm/xscale-coff.h: Don't include coff.h.
156 Fri Nov 16 15:22:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
158 * config/pa/pa.c: Reflect changes in calling sequences of alter_reg and
161 2001-11-16 Andreas Jaeger <aj@suse.de>
163 * cfglayout.c (fixup_fallthru_exit_predecesor): Make void, rename
165 (fixup_fallthru_exit_predecessor): ... this.
166 Change callers and prototype.
168 2001-11-16 Bernd Schmidt <bernds@redhat.com>
170 * config/i386/i386.c (ix86_expand_sse_comi): Generate setcc by
171 hand; don't use gen_setcc_2.
172 (ix86_expand_builtin): Fix pshufw.
173 * config/i386/i386.md (maskncmpv4sf3, vmmmaskncmpv4sf3): Special
174 case UNORDERED to emit the right assembler instruction.
175 (mmx_pshufw): Lose operand 2.
176 (cvtsi2ss): Fix representation.
178 (mmx_clrdi, sse_clrti, stmxcsr, ldmxcsr): Set memory attribute.
180 2001-11-16 Joseph S. Myers <jsm28@cam.ac.uk>
182 * doc/include/linux-and-gnu.texi: Remove.
184 * doc/gcc.texi: Include gnu.texi instead of linux-and-gnu.texi.
185 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
187 2001-11-16 Kazu Hirata <kazu@hxi.com>
189 * config/a29k/a29k.c: Fix comment formatting.
190 * config/a29k/a29k.h: Likewise.
191 * config/arc/arc.c: Likewise.
192 * config/arc/arc.h: Likewise.
193 * config/vax/vax.c: Likewise.
194 * config/vax/vax.h: Likewise.
195 * config/we32k/we32k.c: Likewise.
196 * config/we32k/we32k.h: Likewise.
198 2001-11-16 Jeff Law <law@redhat.com>
200 * unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
201 creating a new jump insn.
203 Fri Nov 13 09:06:25 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
205 * expr.c (expand_expr, case ADDR_EXPR): Refine test for when to
206 copy misaligned data.
207 * varasm.c (assemble_variable): Set alignment into MEM when changed.
209 2001-11-16 Graham Stott <grahams@redhat.com>
211 * optabs.c (prepare_cmp_insn): Correct lossage in last change fix
214 2001-11-16 Olivier Hainque <hainque@act-europe.fr>
216 * except.c: Support for catching a list of types with a single handler
217 (struct eh_region): Change type and filter to lists for catch regions.
218 (mark_eh_region): Mark the filter list for GC also.
219 (expand_start_catch): Always build a list if argument not NULL and
220 register each type of the list through add_type_for_runtime.
221 (duplicate_eh_region_1): Change type into type_list for catch regions.
222 (assign_filter_values): Assign a filter to each type associated with a
223 catch region. Assign filter for NULL types in a unique entry in the
225 (build_post_landing_pads): Emit compare and jump for each filter of
226 the list associated with a catch region.
227 (reachable_next_level): When the type thrown is known, stop the search
228 as soon as one type within a catch list matches. Also, a handler is
229 potentially reachable only if at least one of the types it catches
230 has not been previously caught.
231 (collect_one_action_chain): Retrieve the filter for a NULL type list
232 from the first filter list entry. For non NULL type lists, add an
233 action record for every filter assigned.
234 * except.h: Reflect changes in comment before expand_start_catch.
236 Fri Nov 16 07:12:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
238 * expr.c (expand_expr, case ADDR_EXPR): Only copy for misaligned if
241 Fri Nov 16 06:37:05 2001 Andreas Tobler <a.tobler@schweiz.ch>
243 * config/sparc/sparc.c: Remove ALIGN arg from emit_cmp_insn.
245 2001-11-16 Jakub Jelinek <jakub@redhat.com>
247 * c-lang.c (finish_file): Don't emit static inline functions if
248 they weren't referenced.
250 2001-11-15 Stan Shebs <shebs@apple.com>
252 * expr.c (expand_expr, case COMPONENT_REF): Fix variable ref.
254 2001-11-16 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
256 * config/s390/s390.md: Remove ALIGN arg from emit_cmp_and_jump_insns
258 * config/i386/i386.md: Likewise.
260 Thu Nov 15 21:40:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
262 * timevar.c (rtl.h): Include so get fancy abort.
264 2001-11-15 Dale Johannesen <dalej@apple.com>
266 * config/darwin.h (SELECT_RTX_SECTION): Force address
267 initializers into 'const' section
268 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fix mode of
269 if_then_else to match result, not operands
271 Thu Nov 15 17:57:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
273 * alias.c (nonoverlapping_memrefs): Use REGNO_PTR_FRAME_P.
274 * emit-rtl.c (change_address): Fix typo in default alignment.
275 (adjust_address_1): Use mode of NEW, not MODE, when setting size.
276 * expr.c (highest_pow2_factor, case WITH_RECORD_EXPR): New case.
277 * rtl.h (REGNO_PTR_FRAME_P): New macro.
279 * expr.c (store_field): Pass tree instead of max size; callers changed.
280 Change handling of alignment.
281 Only copy to_rtx if is TARGET.
282 (expand_expr_unaligned): Delete; callers now use expand_expr.
283 (emit_cmp_insn): No longer take ALIGN parm; all callers changed.
284 (expand_assignment): Change handling of alignment.
285 Only copy to_rtx if was original.
286 (get_inner_reference): No longer return alginment; callers changed.
287 (expand_expr, case COMPONENT_REF): Change handling of alignment.
288 (expand_expr, case ADDR_EXPR): Make copy if not sufficiently aligned.
289 (compare_from_rtx): Delete ALIGN parm; all callers changed.
290 (do_compare_rtx_and_jump): Likewise.
291 * expr.h: Reflect above changes.
293 * dwarf2out.c (loc_descriptor_from_tree): Remove ALIGN parameter
294 to get_inner_reference.
295 * builtins.c: Remove ALIGN parm in call to emit_cmp_and_jump_insns.
296 * doloop.c, except.c, explow.c, loop.c, stmt.c, unroll.c: Likewise.
297 * optabs.c: Likewise.
298 (prepare_cmp_insn): Now static; remove ALIGN parm. Callers changed.
299 (emit_cmp_and_jump_insns): Remove ALIGN parm; all callers changed.
300 * expmed.c: Remove ALIGN arg from calls to compare_from_rtx,
301 compare_rtx_and_jump, and emit_cmp_jump_insns.
302 * fold-const.c: Remove PALIGN in calls to get_inner_reference.
303 * function.c (assign_stack_temp_for_type): No longer static.
304 * optabs.h (emit_cmp_insn): Remove ALIGN parm.
305 (prepare_cmp_insn): Delete declaration.
306 * rtl.h (assign_stack_temp_for_type): Add declaration.
307 * config/alpha/alpha.c, config/d30v/d30v.c: Reflect above changes.
308 * config/clipper/clipper.c, config/h8300/h8300.c: Likewise.
309 * config/i386/i386.c,config/mips/mips.c: Likewise.
310 * config/i860/i860.c, config/ia64/ia64.c: Likewise.
311 * config/rs6000/rs6000.c, config/sh/sh.c: Likewise.
313 2001-11-15 Stan Shebs <shebs@apple.com>
315 * config/rs6000/rs6000.h: Fix a comment typo.
316 (RTX_COSTS): Sort processor versions better.
318 2001-11-15 Kazu Hirata <kazu@hxi.com>
320 * config/h8300/h8300.md: Fix insn length of bit insns.
322 2001-11-15 Jason Merrill <jason@redhat.com>
324 * dwarf2out.c (dwarf2out_finish): Don't abort because of orphan
325 DIEs if there were errors in the source.
327 * config/alpha/alpha-interix.h, config/alpha/elf.h,
328 config/arm/coff.h, config/i386/djgpp.h, config/i386/i386.c,
329 config/i386/i386.h, config/i386/sco5.h, config/i960/i960-coff.h,
330 config/m68k/coff.h, config/m88k/m88k.h, config/m88k/m88k.c,
331 config/pa/pa64-hpux.h, config/sh/sh.h, config/sparc/litecoff.h,
332 config/elfos.h, config/lynx.h, config/netware.h,
333 config/m68hc11/m68hc11.h, config/mcore/mcore-pe.h,
334 config/s390/linux64.h: Remove definitions of INT_ASM_OP, change
335 uses to use ASM_LONG.
337 2001-11-15 Alan Matsuoka <alanm@redhat.com>
339 * gensupport.c process_include : Change call to alloca to
342 2001-11-15 Aldy Hernandez <aldyh@redhat.com>
344 * config/rs6000/rs6000.md: Use spaces instead of tabs in output
347 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
349 * final.c (alter_subreg): If simplify_subreg can't do anything,
350 handle REG ourselves and abort for others.
352 2001-11-15 Richard Hodson <hodsonr@dionecorp.com>
354 * config/h8300/h8300.c (dosize): Avoid corrupting R3 in interrupt
357 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
359 * fix-header.c (read_scan_file): Update.
361 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
363 * toplev.c (toplev_main): Don't start timing until after
364 command-line options are parsed.
366 2001-11-15 Andreas Schwab <schwab@suse.de>
368 * config.gcc: Set STMP_FIXPROTO and FIXPROTO_DEFINES in target
369 makefile frag, not host makefile frag.
370 (m88k-dg-dguxbcs*): Add m88k/t-dgux to tmake_file.
371 (hppa*): Add pa/t-bsd to tmake_file where no special xmake_file is
373 (hppa*-*-openbsd*): Don't use nonexitent pa/t-openbsd.
374 * config/m88k/t-dguxbcs: Remove definitions already in t-dgux.
375 * config/m88k/t-dgux (STMP_FIXPROTO): Define.
376 * config/i386/t-cygwin (STMP_FIXPROTO): Define.
377 * config/i386/t-dgux (STMP_FIXPROTO): Define.
378 * config/x-interix: Don't define STMP_FIXPROTO and
380 * config/t-interix: New file, define STMP_FIXPROTO.
381 * config/i386/x-beos (STMP_FIXPROTO): Don't define here.
382 * config/i386/t-beos (STMP_FIXPROTO): Define here instead.
383 * config/t-svr4 (FIXPROTO_DEFINES): Define.
384 * config/arm/t-riscix (FIXPROTO_DEFINES): Define.
385 * config/i386/t-sco5 (FIXPROTO_DEFINES): Define.
386 * config/i386/t-sco5gas (FIXPROTO_DEFINES): Define.
387 * config/m68k/t-hp3200: Renamed from x-hp3200.
388 * config/i370/t-oe: Renamed from x-oe.
389 * config/mips/t-iris: Renamed from x-iris.
390 * config/pa/t-bsd: Renamed from x-pa.
391 * config/pa/t-pa-hpux: Renamed from x-pa-hpux.
392 * config/x-linux, config/i386/x-cygwin, config/i386/x-dgux,
393 config/m88k/x-dgux, config/x-svr4, config/arm/x-riscix,
394 config/i386/x-sco5, config/m68k/x-hp320g, config/mips/x-iris6,
395 config/rs6000/x-cygwin: Remove files.
397 * configure.in: Check for target objdump and use that in eh_frame
399 * configure: Regenerated.
401 2001-11-15 Jakub Jelinek <jakub@redhat.com>
403 * jump.c (squeeze_notes): Return true if no real insns were found.
404 * rtl.h (squeeze_notes): Adjust prototype.
405 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): If
406 squeeze_notes finds no real instructions, abort.
407 (merge_blocks_move_successor_nojumps): Likewise.
408 * loop.c (find_and_verify_loops): Likewise.
409 * stmt.c (expand_end_case): Likewise.
410 * ifcvt.c (dead_or_predicable): Return TRUE if squeeze_notes doesn't
411 find any real instructions.
413 * config/ia64/ia64.c (ia64_adjust_cost): Handle SUBREGs.
415 * cfgcleanup.c (try_optimize_cfg): If try_simplify_condjump optimized
416 conditional jump, request updating life into for the block
417 containing it. Fix a typo which prevented life info update.
418 Clear blocks bitmap before using it.
420 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
422 * c-common.c: Include c-lex.h.
423 (c_common_lang_init): Change prototype. Call init_c_lex and
424 init_pragma from here.
425 * c-common.h (c_common_lang_init): Change prototype.
426 * c-decl.c (init_decl_processing): Rename. Call c_parse_init.
427 * c-lang.c (c_init): Change prototype. Update.
428 (c_init_options): Update.
429 * c-lex.c (cpp_filename): Remove.
430 (init_c_lex): Update. Read the main file, and get the original
432 (yyparse): Finish the command line options.
433 * c-parse.in (c_parse_init): Call init_reswords here.
434 (init_parse): Remove.
435 * c-tree.h (c_init_decl_processing): New.
436 * cpphash.c (_cpp_init_hashtable): After initializing the hash
438 * cppinit.c (read_original_filename, cpp_finish_options): New.
439 (cpp_create_reader): New prototype. Defer hash table initialization.
440 (cpp_start_read): Rename cpp_read_main_file. Initialize the
441 hash table. Get the original filename.
442 * cpplib.h (cpp_create_reader): Update.
443 (cpp_start_read): Remove.
444 (cpp_read_main_file, cpp_finish_options): New.
445 * cppmain.c (main, do_preprocessing): Update.
446 * langhooks.h (struct langhooks): Update init prototype.
447 * toplev.c (general_init, parse_options_and_default_flags,
448 process_options, lang_indpendent_init, lang_dependent_init,
449 init_asm_output): New; perform the bulk of initialization.
450 (compile_file): Move most of initialization to above functions.
451 (debug_hooks): Initialize statically.
452 (set_Wunused): Relocate.
453 (toplev_main): Move most of initialization to other init functions.
454 Have a clear logic flow.
455 * tree.h (init_parse, init_decl_processing): Remove.
457 * objc-act.c (objc_init): Update prototype, combine with old
459 (objc_init_options): Update.
462 2001-11-15 Andreas Jaeger <aj@suse.de>
464 * cfgrtl.c (purge_all_dead_edges): Use int as argument for
466 * basic-block.h: Adjust prototype.
468 2001-11-15 Kazu Hirata <kazu@hxi.com>
470 * config/rs6000/aix31.h: Fix comment formatting.
471 * config/rs6000/beos.h: Likewise.
472 * config/rs6000/darwin.h: Likewise.
473 * config/rs6000/eabi.asm: Likewise.
474 * config/rs6000/linux.h: Likewise.
475 * config/rs6000/linux64.h: Likewise.
476 * config/rs6000/lynx.h: Likewise.
477 * config/rs6000/netbsd.h: Likewise.
478 * config/rs6000/rs6000.c: Likewise.
479 * config/rs6000/rs6000.h: Likewise.
480 * config/rs6000/rs6000.md: Likewise.
481 * config/rs6000/sol2.h: Likewise.
482 * config/rs6000/tramp.asm: Likewise.
483 * config/rs6000/xcoff.h: Likewise.
484 * config/rs6000/xm-beos.h: Likewise.
486 2001-11-14 Alan Matsuoka <alanm@redhat.com>
488 * rtl.def (INCLUDE) : Define.
489 * gensupport.c (init_include_reader, process_include,
490 save_string) : New functions to implement an include facility
492 * gensupport.h : Add prototype for init_md_reader_args.
493 * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c
494 genextract.c genflags.c genopinit.c genoutput.c
495 genpeep.c genrecog.c: Change call to init_md_reader to
497 * md.texi: Document (include "path") and -I directives for RTL
500 2001-11-14 DJ Delorie <dj@redhat.com>
502 * integrate.c (get_hard_reg_initial_reg): New.
503 * integrate.h (get_hard_reg_initial_reg): Prototype.
504 * local-alloc.c (block_alloc): Don't tie pseudos that
505 represent call-saved hard regs' initial values.
507 2001-11-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * m68k/linux.h: Include <linux.h> not "linux.h" to avoid infinite
512 2001-11-14 Roger Sayle <roger@eyesopen.com>
514 * fold-const.c (fold): Optimize strlen comparisons against zero.
516 2001-11-14 David O'Brien <obrien@FreeBSD.org>
518 * config.gcc (sparc64-wrs-vxworks*, sparc-*-netbsd*, sparc-*-openbsd*,
519 sparc-*-chorusos*, sparc-*-elf*, sparc-*-linux*aout*,
520 sparc-*-linux*libc1*, sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtems*,
521 sparc-*-rtemself*, sparc-hal-solaris2*, sparc-*-solaris2*,
522 sparc-*-sunos4.0*, sparc-*-sunos4*, sparc-*-sunos3*, sparc-*-sysv4*,
523 sparc-*-vxsim*, sparclite-*-aout*, sparclite-*-elf*, sparc86x-*-aout*,
524 sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*, sparc64-*-linux*):
525 Include various CPU headers via tm_file. a.out based platforms now
526 properly include sparc/aout.h. sol2.h usage now implies including
527 elfos.h, svr4.h, and sparc/sysv4.h.
528 * config/netbsd.h (TARGET_MEM_FUNCTIONS): Undef before defining it.
530 * sparc/sparc.h (CPP_PREDEFINES, TARGET_VERSION, WORD_SWITCH_TAKES_ARG,
531 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
532 DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE):
533 Remove. They are a.out specific and belong in sparc/aout.h.
534 * sparc/aout.h (TARGET_VERSION, WORD_SWITCH_TAKES_ARG, SELECT_SECTION,
535 ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
536 DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE): Define. Moved here from
538 * sparc/litecoff.h (WORD_SWITCH_TAKES_ARG, ASM_DECLARE_FUNCTION_NAME,
539 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER): Define.
540 Moved here from sparc/sparc.h.
541 * config/sparc/linux-aout.h (DEFAULT_PCC_STRUCT_RETURN): Undef before
543 * config/sparc/linux64.h (UNALIGNED_DOUBLE_INT_ASM_OP): Undef before
544 * config/sparc/lynx.h: Don't include lynx.h.
545 (SELECT_SECTION): Do not undef.
546 * config/sparc/openbsd.h: Don't include sparc/sparc.h.
547 * config/sparc/sol2-sld-64.h: Include sparc/sparc.h, elfos.h, svr4.h,
549 * config/sparc/sol2.h: Don't include sparc/sparc.h and sparc/sysv4.h.
550 * config/sparc/sp64-aout.h (CPP_PREDEFINES): Don't define. Get from
552 * config/sparc/sp64-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
553 Don't undef, there is no need.
554 * config/sparc/splet.h (CPP_PREDEFINES): Define.
555 * config/sparc/sun4o3.h (CPP_PREDEFINES): Likewise.
556 * config/sparc/sunos4.h (CPP_PREDEFINES): Likewise.
557 Don't include sparc/sparc.h.
558 * config/sparc/sysv4.h (WORD_SWITCH_TAKES_ARG, ASM_OUTPUT_SOURCE_LINE,
559 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
560 DATA_SECTION_ASM_OP): Don't undef, there is no need now. Don't include
562 (TARGET_VERSION): Define.
563 * config/sparc/vxsim.h (TARGET_VERSION): Define.
565 Wed Nov 14 19:46:08 CET 2001 Jan Hubicka <jh@suse.cz>
567 * cfglayout.c (fixup_fallthru_exit_predecesor): New static function.
568 (cfg_layout_finalize): Use it.
569 * bb-reorder.c (HAVE_epilogue): Remove.
570 (make_reorder_chain): Do not care special placement of
573 * predict.c (expected_value_to_br_prob): Delete the note
576 * c-decl.c (c_expand_body): Fix TV_EXPAND nesting problem;
577 measure integration time separately.
579 Wed Nov 14 12:30:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
581 * function.c (struct temp_slot): ALIGN now unsigned.
583 2001-11-14 Kazu Hirata <kazu@hxi.com>
585 * config/dsp16xx/dsp16xx.c: Fix comment formatting.
586 * config/dsp16xx/dsp16xx.h: Likewise.
587 * config/dsp16xx/dsp16xx.md: Likewise.
589 2001-11-14 Kazu Hirata <kazu@hxi.com>
591 * config/h8300/h8300.c (get_shift_alg): Reorganize the code
592 that deals with 7-bit shifts in HImode.
594 Wed Nov 14 14:17:05 CET 2001 Jan Hubicka <jh@suse.cz>
596 * dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
597 * final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
598 (final_scan_insn): Update call of alter_subreg.
599 (cleanup_subreg_operands): Likewise.
600 (alter_subreg): Rewrite using simplify_subreg.
601 (output_address, output_operand): Update call of alter_subreg.
602 * output.h (alter_subreg): Update prototype.
603 * sdbout.c (sdbout_symbol): Update call of alter_subreg.
604 * simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
605 * Makefile.in (final.o): Add depdendancy on expr.h
607 Wed Nov 14 06:37:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
609 * c-lang.c (finish_file): Make I unsigned to eliminate warning.
611 2001-11-13 Jeff Sturm <jsturm@one-point.com>
613 * doc/install.texi (sparc-*-linux*): Mention requirements for
616 2001-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
618 * Makefile.in (POD2MAN): Don't include --section=1.
619 (manext): Rename to man1ext. All users changed.
622 (generated-manpages): Also depend on $(docdir)/gfdl.7,
623 $(docdir)/gpl.7, and $(docdir)/fsf-funding.7.
624 ($(docdir)/gcov.1, $(docdir)/cpp.1, $(docdir)/gcc.1): Include
625 --section=1 in calls to $(POD2MAN).
626 ($(docdir)/gfdl.7, $(docdir)/gpl.7, $(docdir)/fsf-funding.7): New.
627 (maintainer-clean, install, uninstall): Handle the new man pages.
628 ($(docdir)/cpp.info, cpp.dvi): Depend on fdl.texi.
629 (installdirs): Create man7dir.
630 * doc/cpp.texi: Include GFDL in this manual. In the man page,
631 refer to gfdl(7) for the GFDL. Apply Front Cover and Back Cover
632 texts to man page. Include gpl(7), gfdl(7) and fsf-funding(7) in
633 the SEE ALSO man page section.
634 * doc/gcov.texi: Apply GFDL to man page. Include gpl(7), gfdl(7)
635 and fsf-funding(7) in the SEE ALSO man page section.
636 * doc/invoke.texi: Apply GFDL to man page. Include gpl(7),
637 gfdl(7) and fsf-funding(7) in the SEE ALSO man page section.
638 * doc/include/fdl.texi, doc/include/funding.texi,
639 doc/include/gpl.texi: Adjust for conversion by texi2pod.pl.
640 * doc/.cvsignore: Add gfdl.7, gpl.7 and fsf-funding.7.
642 2001-11-13 Richard Henderson <rth@redhat.com>
644 * dwarf2asm.c (dw2_force_const_mem): Set PUBLIC or STATIC
645 as appropriate for the artificial decl.
647 2001-11-13 Richard Henderson <rth@redhat.com>
649 * loop.c (combine_movables): Turn off combination until
650 move_movables validation bugs are fixed.
652 2001-11-13 DJ Delorie <dj@redhat.com>
654 * config.gcc (powerpc|rs6000): Set default cpp options based
655 on --with-cpu settings.
656 * config/rs6000/softfloat.h: New.
658 2001-11-13 Kazu Hirata <kazu@hxi.com>
660 * config/h8300/h8300.c (shift_alg_si): Use special code for
661 25-bit shifts on H8/S.
662 (get_shift_alg): Generate special code for 25-bit shifts on
665 2001-11-13 Jakub Jelinek <jakub@redhat.com>
667 * emit-rtl.c (adjust_address_1): Add ADJUST argument.
668 (adjust_automodify_address_1): New.
669 * expr.h (adjust_address, adjust_address_nv): Adjust.
670 (adjust_automodify_address, adjust_automodify_address_nv): Define.
671 (adjust_address_1): Update prototype.
672 (adjust_automodify_address_1): Add prototype.
673 * expr.c (move_by_pieces_1): Use adjust_automodify_address.
674 (store_by_pieces_2): Likewise.
676 Tue Nov 13 05:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
678 * Makefile.in (explow.o): Now depends on ggc.h.
679 * explow.c (ggc.h): Include.
680 (set_stack_check_libfunc): Mark stack_check_libfunc as ggc root.
682 * Makefile.in (expr.o): Depends on insn-attr.h.
683 * expr.c (insn-attr.h): New include.
684 (force_operand): If INSN_SCHEDULING, deal with paradoxical SUBREG
686 (highest_pow2_factor, case INTEGER_CST): Handle negative values.
687 (expand_expr): Remove unneeded mark_temp_addr_taken calls and
688 clean up related usage in ADDR_EXPR.
689 (expand_expr_unaligned): Likewise.
691 * emit-rtl.c (change_address): Fix typo in alias setting.
693 2001-11-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
695 * Makefile.in (cfgcleanup.o): Depend on insn-config.h
697 2001-11-12 Craig Rodrigues <rodrigc@gcc.gnu.org>
700 * c-pragma.c: Rename macros BAD, BAD2, BAD_ACTION to
701 GCC_BAD, GCC_BAD2, GCC_BAD_ACTION.
703 2001-11-12 David O'Brien <obrien@FreeBSD.org>
705 * config.gcc (sparc-tti-*, sparc64-wrs-vxworks*, sparc-wrs-vxworks*,
706 sparclite-wrs-vxworks*, sparc-*-aout*, sparc-*-netbsd*,
707 sparc-*-chorusos*, sparc-*-linux*aout*, sparc-*-linux*libc1*,
708 sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtemsaout*, sparc-*-rtems*,
709 sparc-*-rtemself*, sparc-*-solaris2*, sparc-*-sunos3*, sparc-*-sysv4*,
710 sparc-*-vxsim*, sparclet-*-aout*, sparclite-*-coff*, sparclite-*-aout*,
711 sparc86x-*-aout*, sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*,
712 sparc64-*-linux*): Include various CPU headers via tm_file.
713 * config/svr3.h (ASM_OUTPUT_IDENT): Undef before defining it.
714 (SELECT_SECTION): Likewise.
715 (SELECT_RTX_SECTION): Likewise.
716 * config/sparc/sparc_bi.h: New file.
717 * config/sparc/aout.h: Don't include sparc/sparc.h and aoutos.h.
718 * config/sparc/linux-aout.h: Likewise.
719 * config/sparc/linux.h: Don't include sparc/sysv4.h.
720 * config/sparc/linux64.h: Likewise.
721 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
722 * config/sparc/lite.h: Don't include sparc/sparc.h and gofast.h.
723 * config/sparc/litecoff.h: Don't include sparc/lite.h, svr3.h,
725 (ASM_OUTPUT_IDENT): Do not #undef.
726 (SELECT_SECTION): Likewise.
727 (SELECT_RTX_SECTION): Likewise.
728 * config/sparc/liteelf.h: Don't include gofast.h.
729 * config/sparc/lynx-ng.h: Don't include sparc/sparc.h and lynx-ng.h.
730 * config/sparc/lynx.h: Don't include sparc/sparc.h.
731 * config/sparc/pbd.h: Likewise.
732 * config/sparc/netbsd.h: Don't include sparc/sparc.h and netbsd.h.
733 * config/sparc/rtems.h: Don't include sparc/aout.h and rtems.h.
734 * config/sparc/rtemself.h: Don't include rtems.h.
735 * config/sparc/sol2-64.h: Don't include sparc/sol2-sld-64.h.
736 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Don't define, include
738 * config/sparc/sol2-sld.h: Don't include sparc/sol2.h.
739 * config/sparc/sol2.h: Include sparc/sparc.h directly.
740 * config/sparc/sp64-aout.h: Don't include sparc/sparc.h and aoutos.h.
741 * config/sparc/sp64-elf.h: Don't include sparc/sol2.h.
742 * config/sparc/sp86x-aout.h: Don't include sparc/sparc.h and gofast.h.
743 * config/sparc/sp86x-elf.h: Don't include gofast.h.
744 * config/sparc/splet.h: Don't include sparc/aout.h.
745 * config/sparc/sun4o3.h: Don't include sparc/sparc.h.
746 * config/sparc/sysv4.h: Don't include sparc/sparc.h directly.
747 * config/sparc/vxsim.h: Don't include sparc/sysv4.h.
748 * config/sparc/vxsparc.h: Don't include sparc/aout.h and gofast.h.
749 * config/sparc/vxsparc64.h: Don't include gofast.h.
750 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
752 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
754 * doc/standards.texi: Mention C99 TC1.
756 2001-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
758 * mips-protos.h (mips_output_conditional_branch): Const-ify.
759 * mips.c (mips_output_conditional_branch): Likewise.
761 2001-11-12 Kazu Hirata <kazu@hxi.com>
763 * config/h8300/h8300.c (shift_alg_si): Use special code for
764 15-bit logical shifts and 31-bit logical shifts.
765 (get_shift_alg): Generate special code for 15-bit and 31-bit
768 2001-11-12 Kazu Hirata <kazu@hxi.com>
770 * config/h8300/h8300.c (shift_alg_qi): Use rotations when
771 doing 6-bit logical shifts on H8/S.
772 (shift_alg_qi): Use special code for 21-bit shifts on H8/S.
773 (get_shift_alg): Generate special code for 21-bit shifts on
776 2001-11-12 Kazu Hirata <kazu@hxi.com>
778 * config/h8300/h8300.c (get_shift_alg): Remove a redundant
781 Mon Nov 12 11:58:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
783 * alias.c (nonoverlapping_memrefs_p): Only update size from memref
784 if both size and offset known.
786 2001-11-12 David O'Brien <obrien@FreeBSD.org>
788 * config/ia64/freebsd.h: Fix misspelling.
790 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
792 * doc/gcc.texi: Move several chapters out to ...
793 * doc/configterms.texi, doc/fragments.texi, doc/hostconfig.texi,
794 doc/include/linux-and-gnu.texi, doc/interface.texi,
795 doc/makefile.texi, doc/passes.texi, doc/portability.texi:
797 * doc/gcc.texi, doc/contrib.texi: Move section headings into
799 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
801 2001-11-12 Kazu Hirata <kazu@hxi.com>
803 * config/alpha/alpha-interix.h: Fix comment formatting.
804 * config/alpha/alpha.c: Likewise.
805 * config/alpha/alpha.h: Likewise.
806 * config/alpha/alpha32.h: Likewise.
807 * config/alpha/freebsd.h: Likewise.
808 * config/alpha/unicosmk.h: Likewise.
809 * config/alpha/vms.h: Likewise.
811 2001-11-12 Kazu Hirata <kazu@hxi.com>
813 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
815 2001-11-12 Jakub Jelinek <jakub@redhat.com>
817 * dbxout.c (dbxout_symbol_location): Avoid emitting invalid register
820 Mon Nov 12 05:18:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
822 * emit-rtl.c (set_mem_attributes): If making object, can set alignment
824 (replace_equiv_address): Call update_temp_slot_address.
826 * dwarf2out.c (loc_descriptor_from_tree, case COMPOUND_EXPR): New case.
828 * alias.c (nonoverlapping_memrefs_p): Handle DECL_RTL being a CONCAT.
830 2001-11-12 Kazu Hirata <kazu@hxi.com>
832 * config/h8300/h8300.c (shift_alg_qi): New.
833 (shift_alg_hi): Likewise.
834 (shift_alg_si): Likewise.
835 (get_shift_alg): Change the type of count to unsigned int.
838 2001-11-11 Alexandre Oliva <aoliva@redhat.com>
840 * Makefile.in (c-lang.o): Depend on $(VARRAY_H).
841 * c-decl.c (c_expand_body): Take argument can_defer_p. Use it
842 to decide whether to defer a function.
843 (finish_function): Adjust.
844 (c_expand_deferred_function): New function.
845 * c-lang.c (deferred_fns): New variable.
846 (c_init): Initialize it, and mark it as a root.
847 (defer_fn): New function.
848 (finish_file): Expand all deferred functions.
849 * c-tree.h (defer_fn): Declare.
850 (c_expand_deferred_function): Likewise.
851 * objc/Make-lang.in (objc-act.o): Depend on $(VARRAY_H).
852 * objc-act.c (deferred_fns): New variable.
853 (objc_init): Initialize it, and mark it as a root.
854 (defer_fn): New function.
855 (finish_file): Expand all deferred functions.
857 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
859 * alpha.c (unicosmk_special_name): Prototype.
860 (unicosmk_ssib_name): Delete unused variable.
861 * alpha/unicosmk.h (common_section, ssib_section): Prototype.
862 * alpha/vms.h (PREFIX): Undef before defining.
863 * arm/pe.h (SUBTARGET_NAME_ENCODING_LENGTHS): Likewise.
864 * i370/i370.c (mvs_hash_alias): Prototype. Wrap with macro
865 controlling usage. Const-ify.
866 (alias_number): Delete unused variable.
867 * m32r/m32r.c (m32r_sched_init): Add missing argument.
868 (m32r_expand_block_move): Fix uninitialized warnings.
869 * mn10300/mn10300.h (REGNO_IN_RANGE_P): Fix 'unsigned >=0 is
870 always true' warnings.
871 * openbsd.h (TARGET_MEM_FUNCTIONS): Don't redefine.
872 * sh/sh.c: Include "integrate.h".
873 (output_far_jump): Fix uninitialized warning.
874 * final.c (shorten_branches): Avoid automatic aggregate
876 * integrate.c (subst_constants): Likewise.
878 2001-11-11 Kazu Hirata <kazu@hxi.com>
880 * config/h8300/h8300.c (shift_alg): Remove SHIFT_MAX.
881 (get_shift_alg): Remove redundant code.
883 2001-11-11 Kazu Hirata <kazu@hxi.com>
885 * config/pa/milli64.S: Fix comment formatting.
886 * config/pa/pa-64.h: Likewise.
887 * config/pa/pa-linux.h: Likewise.
888 * config/pa/pa-protos.h: Likewise.
889 * config/pa/pa.c: Likewise.
890 * config/pa/pa.h: Likewise.
891 * config/pa/pa32-linux.h: Likewise.
892 * config/pa/pa32-regs.h: Likewise.
893 * config/pa/pa64-hpux.h: Likewise.
894 * config/pa/pa64-regs.h: Likewise.
895 * config/pa/som.h: Likewise.
897 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
899 * doc/gcc.texi: Move several chapters out to ...
900 * doc/bugreport.texi, doc/contribute.texi, doc/frontends.texi,
901 doc/service.texi, doc/standards.texi, doc/trouble.texi,
902 doc/vms.texi: ... here. New files.
903 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
905 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
907 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
908 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
909 collect2.c, combine.c, config.in, configure, configure.in,
910 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
911 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
912 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
915 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
917 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
918 Adjust operand number in CONST_DOUBLE.
920 * expmed.c (extract_bit_field): No longer pass in alignment.
921 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
922 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
924 * expr.c (store_constructor, store_constructor_field): Likewise.
925 (store_field, emit_group_load, emit_group_store): Likewise.
926 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
927 (store_bit_field, extract_bit_field): Likewise.
928 * calls.c, expr.c, function.c: Change calls to above functions.
929 * ifcvt.c, stmt.c: Likewise.
931 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
932 constant and one is on frame.
933 If know memref offset, adjust size from decl.
935 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
937 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
938 format specifier warning.
939 * convex.h (ASM_OUTPUT_BYTE): Likewise.
940 * elfos.h (ALIGN_ASM_OP): Undef before defining.
941 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
943 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
944 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
945 * i386-interix.h (gen_stdcall_suffix): Prototype.
946 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
947 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
948 ASM_OUTPUT_LONG_DOUBLE): Likewise.
949 * i386/interix.c (gen_stdcall_suffix): Const-ify.
950 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
951 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
953 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
954 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
955 ASM_OUTPUT_LONG_DOUBLE): Likewise.
956 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
957 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
958 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
959 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
960 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
961 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
962 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
963 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
965 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
967 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
968 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
969 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
971 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
973 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
975 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
976 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
977 * m68k/news.h (PRINT_OPERAND): Likewise.
978 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
979 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
980 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
981 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
983 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
984 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
985 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
986 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
987 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
988 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
989 PRINT_OPERAND): Likewise.
990 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
992 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
993 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
994 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
995 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
996 * mips.c (mips_output_external_libcall): Mark parameter with
998 (mips_asm_file_start): Move variable into the scope where it's
1000 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
1001 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1002 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
1003 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1004 * ns32k.c (print_operand): Likewise.
1005 * pa.c (print_operand, output_div_insn): Likewise.
1006 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
1007 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
1008 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
1009 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
1011 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1012 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1013 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
1014 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
1016 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1018 * sdbout.c (sdbout_end_epilogue): Mark parameter with
1020 * varasm.c (assemble_global): Likewise.
1022 2001-11-11 H.J. Lu <hjl@gnu.org>
1024 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
1026 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
1028 * final.c (*_MAX_SKIP): Use *_max_skip variables.
1029 * flags.h (align_loops_max_skip, align_jumps_max_skip,
1030 align_labels_max_skip): New global variables.
1031 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
1032 align_labels_max_skip): New global variables.
1033 (toplev_main): Set new variables.
1034 * i386.c (override_options): Set max_skip values.
1036 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
1038 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
1039 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
1040 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
1041 don't print an @fptr for labels either.
1042 (xstormy16_output_addr_vec): Don't print @fptr here.
1043 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
1045 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
1047 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
1048 an ANSI/ISO definitino.
1049 (ssa_const_prop): Likewise.
1051 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
1053 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
1056 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1058 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
1059 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
1060 * cppmain.c (general_init): Call hex_init.
1061 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
1063 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
1065 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
1066 of dgux.c:output_file_start().
1068 * i386/dgux.c: Delete file.
1070 2001-11-09 Richard Henderson <rth@redhat.com>
1072 * config/alpha/alpha.c (decl_in_text_section): New.
1073 (current_file_function_operand): Use it.
1074 (alpha_encode_section_info, alpha_end_function): Likewise.
1076 2001-11-07 David O'Brien <obrien@FreeBSD.org>
1078 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
1079 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
1080 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
1081 so OS specific files and use CPP_PREDEFINES for their needs.
1082 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
1083 target headers to tm_file.
1084 * config/ia64/aix.h (TARGET_VERSION): Likewise.
1085 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
1086 * config/ia64/linux.h (TARGET_VERSION): Likewise.
1087 (FUNCTION_PROFILER): Remove.
1088 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
1089 version in config/ia64/linux.h.
1090 * config/ia64/freebsd.h: New file.
1091 * config/freebsd.h: Tidy up.
1092 (_USING_CONFIG_FREEBSD): Define.
1093 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
1094 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
1095 (FBSD_STARTFILE_SPEC): Likewise.
1096 (FBSD_ENDFILE_SPEC): Likewise.
1097 (FBSD_LIB_SPEC): Likewise.
1098 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
1099 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
1100 set an ELF-improper one.
1102 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1104 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
1105 constant can be loaded in a single instruction to a register. When
1106 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
1107 depdi for insertion of most significant 32-bits on 64-bit hosts.
1108 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
1109 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
1110 * pa.md: New addmove pattern for adding constant_int to HImode
1111 register and moving result to HImode register. Remove HImode HIGH
1112 and LO_SUM patterns.
1114 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1116 * Makefile.in: Update.
1117 * c-decl.c (print_lang_decl, print_lang_type): Remove.
1118 (print_lang_identifier): Rename c_print_identifier.
1119 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1120 (print_lang_statistics, lang_print_xnode): Remove.
1121 * c-parse.in (set_yydebug): Rename c_set_yydebug.
1122 * c-tree.h (c_set_yydebug, c_print_identifier): New.
1123 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
1124 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
1125 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
1126 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1127 (LANG_HOOKS_INITIALIZER): Update.
1128 * langhooks.h (struct lang_hooks): New members.
1129 (lang_print_tree_hook): New.
1130 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
1131 * print-tree.c: Include langhooks.h.
1132 (print_node): Update.
1133 * toplev.c (decode_d_option): Update.
1134 * tree.c: Include langhooks.h.
1135 (dump_tree_statistics): Update.
1136 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
1137 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
1139 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
1140 LANG_HOOKS_SET_YYDEBUG): Override.
1141 (lang_print_xnode, print_lang_statistics): Remove.
1143 2001-11-09 Richard Henderson <rth@redhat.com>
1145 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
1146 on the symbol string.
1148 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1150 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
1151 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
1152 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
1154 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
1156 * tlink.c (recompile_files): Copy strings passed to `putenv'.
1158 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
1160 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
1161 (TYPE_READONLY): Likewise.
1163 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
1165 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
1166 don't pass --gdwarf2 to the assembler if the compiler will also
1169 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
1172 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1174 * alias.c (nonoverlapping_memrefs_p): New function.
1175 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
1177 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
1179 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
1181 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
1182 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
1183 generating altivec code.
1184 (FIXED_REGISTERS): VRSAVE is fixed.
1185 (CALL_USED_REGISTERS): VRSAVE is call used.
1187 2001-11-09 Jason Eckhardt <jle@rice.edu>
1189 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
1190 code the branch target as ".+16/.+12", but rather use labels.
1192 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
1194 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
1195 to work around limitations of certain versions of GAS.
1197 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
1198 (muldi3): Update due to SUBREG_BYTE changes.
1199 (casesi): Similarly.
1201 2001-11-09 Zack Weinberg <zack@codesourcery.com>
1203 * doc/invoke.texi: Remove comment referring to -xf77-version.
1205 2001-11-09 Kazu Hirata <kazu@hxi.com>
1207 * config/convex/convex.c: Fix comment formatting.
1208 * config/convex/convex.h: Likewise.
1210 2001-11-08 Zack Weinberg <zack@codesourcery.com>
1212 * Makefile.in (.po.pox): Look both in srcdir and builddir
1214 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
1215 to the source directory.
1217 2001-11-09 Ben Elliston <bje@redhat.com>
1218 Michael Meissner <meissner@redhat.com>
1219 Andrew MacLeod <amacleod@redhat.com>
1220 Richard Henderson <rth@redhat.com>
1221 Nick Clifton <nickc@redhat.com>
1222 Catherine Moore <clm@redhat.com>
1224 * m32r.c: Add support for m32rx processor.
1228 * m32r-protos.h: Add prototypes for m32rx functions.
1229 * doc/invoke.texi: Document -m32rx option.
1231 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1233 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
1236 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1238 * doc/install.texi2html: Use $MAKEINFO --no-split.
1240 2001-11-09 Andreas Schwab <schwab@suse.de>
1242 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
1243 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
1244 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
1245 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
1246 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
1248 2001-11-09 H.J. Lu <hjl@gnu.org>
1250 * config/mips/mips.c (mips_output_function_prologues): Cast
1251 `tsize' to long for output.
1253 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1255 * c-lang.c (LANG_HOOKS_NAME): New.
1256 (lang_hooks): Constify.
1257 (c_init_options): Update.
1258 (lang_identify): Remove.
1259 * c-parse.in (language_string): Remove.
1260 * dbxout.c: Include langhooks.h.
1261 (dbxout_symbol_location): Update.
1262 * dwarf2out.c: Include langhooks.h.
1263 (gen_compile_unit_die): Update.
1264 * dwarfout.c: Include langhooks.h.
1265 (prototyped_attribute, output_compile_unit_die): Update.
1266 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
1267 (LANG_HOOKS_INITIALIZER): Update.
1268 * langhooks.h (struct lang_hooks): New members. Constify.
1269 * stringpool.c: Don't include toplev.h.
1270 (set_identifier_size): Remove.
1271 * toplev.c (toplev_main): Initialize identifier size.
1272 (print_version): Update.
1273 * tree.h (language_string, init_lex, lang_identify,
1274 set_identifier_size): Remove.
1275 * Makefile.in: Update dependencies.
1276 * config/darwin.c: Include langhooks.h.
1277 (func_name_maybe_scoped): Update.
1278 * config/darwin.h (ASM_END_FILE): Update.
1279 * config/nextstep.h (ASM_END_FILE): Update.
1280 * config/nextstep21.h (ASM_END_FILE): Update.
1281 * config/i386/sun386.h (ASM_END_FILE): Update.
1282 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
1283 (rs6000_output_function_epilogue): Update.
1285 * objc-act.c (LANG_HOOKS_NAME): Override.
1286 (struct lang_hooks): Constify.
1287 (objc_init_options): Update.
1288 (lang_identify): Remove.
1290 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
1292 * fold-const.c (lshift_double): Honor PREC.
1293 (rshift_double): Likewise.
1295 2001-11-08 Kazu Hirata <kazu@hxi.com>
1297 * config/1750a/1750a.c: Fix comment formatting.
1298 * config/1750a/1750a.h: Likewise.
1300 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
1302 * configure.in (--enable-languages): Be more permissive about
1303 syntax. Check for empty lists better. Warn about $LANGUAGES.
1304 * configure: Regenerated.
1306 2001-11-08 Richard Henderson <rth@redhat.com>
1308 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
1310 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
1312 * config.gcc: Rename stormy16 to xstormy16.
1313 * config/stormy16/stormy-abi: Likewise.
1314 * config/stormy16/stormy16-protos.h: Likewise.
1315 * config/stormy16/stormy16.c: Likewise.
1316 * config/stormy16/stormy16.h: Likewise.
1317 * config/stormy16/stormy16.md: Likewise.
1319 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
1321 * tree.h (TYPE_VOLATILE): Add enable-checking code.
1322 (TYPE_READONLY): Likewise.
1324 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1326 * reload1.c (reload): Don't delete equiv insn if can throw.
1328 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
1329 (clear_storage): Likewise, for OBJECT.
1331 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
1333 * pa.c (emit_move_sequence): Fix SUBREG expression to
1334 use proper byte offset when extending a constant from
1337 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1339 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
1342 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1344 * explow.c (convert_memory_address, case SUBREG): Only return
1345 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
1347 2001-11-08 Richard Henderson <rth@redhat.com>
1349 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
1350 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
1351 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
1353 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
1355 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
1357 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1359 * dwarf2out.c (debug_str_hash): New.
1360 (struct indirect_string_node): New.
1361 (struct dw_val_struct): Change type of val_str to it.
1362 (DEBUG_STR_SECTION_FLAGS): Define.
1363 (add_AT_string): Push string into hashtable, increment reference
1365 (AT_string): Return string from ht_identifier.
1366 (AT_string_form): New.
1367 (free_AT): For dw_val_class_str, just decrement reference counter.
1368 (size_of_string): Remove.
1369 (size_of_die): Use AT_string_form to decide what size the string
1371 (size_of_pubnames): Use strlen instead of size_of_string.
1372 (value_format): Use AT_string_form for dw_val_class_str.
1373 (output_die): Output DW_FORM_strp strings using
1374 dw2_asm_output_offset.
1375 (indirect_string_alloc, output_indirect_string): New.
1376 (dwarf2out_finish): Emit .debug_str strings if there are any.
1378 2001-11-08 Andreas Franck <afranck@gmx.de>
1380 * configure.in: Add AC_ARG_PROGRAM to support program name
1381 transformation with --program-prefix, --program-suffix and
1382 --program-transform-name.
1383 * configure: Regenerated.
1384 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
1385 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
1386 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
1387 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
1388 program_transform_name the way suggested by autoconf.
1389 (GCC_TARGET_INSTALL_NAME): Define.
1390 (install-driver): Use the transformed target alias name.
1392 2001-11-08 Richard Henderson <rth@redhat.com>
1394 * config/mips/mips.c (save_restore_insns): Remove GP from the
1395 restore registers mask early instead of special casing it inside
1398 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
1400 * cp/decl.c (shadow_warning): New function.
1401 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
1402 and an error when a block scope decl shadows a parameter.
1404 2001-11-08 Richard Henderson <rth@redhat.com>
1406 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
1409 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1411 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
1412 to implement floating negation on processors prior to PA 2.0.
1414 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1416 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
1417 (USE_LINKONCE_INDIRECT): Define.
1418 (dw2_output_indirect_constant_1): Try to output indirect constants
1419 into linkonce sections if possible.
1420 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
1421 (dw2_output_indirect_constants): Likewise.
1423 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1425 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
1427 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
1429 * c-decl.c (pushdecl): Remove file and line.
1430 * c-typeck.c (pop_init_level): Remove size.
1432 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1434 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
1437 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
1438 (TARGET_ALTIVEC): New.
1439 (TARGET_SWITCHES): Add altivec.
1440 (FIRST_PSEUDO_REGISTER): Change to 109.
1441 (CALL_USED_REGISTERS): Same.
1442 (FIRST_ALTIVEC_REGNO): New.
1443 (LAST_ALTIVEC_REGNO): New.
1444 (ALTIVEC_REGNO_P): New.
1445 (UNITS_PER_ALTIVEC_WORD): New.
1446 (ALTIVEC_VECTOR_MODE): New.
1447 (FIXED_REGISTERS): Add altivec registers.
1448 (REG_ALLOC_ORDER): Same.
1449 (HARD_REGNO_NREGS): Adjust for altivec registers.
1450 (HARD_REGNO_MODE_OK): Same.
1451 (MODES_TIEABLE_P): Same.
1452 (REGISTER_MOVE_COST): Same.
1453 (REGNO_REG_CLASS): Same.
1454 (reg_class): Add ALTIVEC_REGS.
1455 (REG_CLASS_NAMES): Same.
1456 (REG_CLASS_CONTENTS): Same.
1457 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
1458 (ALTIVEC_ARG_RETURN): New.
1459 (FUNCTION_VALUE): Handle VECTOR_TYPE.
1460 (LIBCALL_VALUE): Handle altivec vector modes.
1461 (VECTOR_MODE_SUPPORTED_P): New.
1462 (ALTIVEC_ARG_MIN_REG): New.
1463 (ALTIVEC_ARG_MAX_REG): New.
1464 (ALTIVEC_ARG_NUM_REG): New.
1465 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
1466 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
1467 (REGISTER_NAMES): Add altivec regs.
1468 (DEBUG_REGISTER_NAMES): Same.
1469 (ADDITIONAL_REGISTER_NAMES): Same.
1470 (rs6000_builtins): New.
1471 (MD_EXPAND_BUILTIN): New.
1472 (MD_INIT_BUILTINS): New.
1473 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
1474 for AltiVec instructions.
1475 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
1476 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
1478 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
1479 (TARGET_SWITCHES): Add no-altivec.
1480 (DATA_ALIGNMENT): Align vectors to 128 bits.
1481 (TARGET_OPTIONS): Add abi= option.
1482 Add rs6000_abi_string extern.
1483 (LOCAL_ALIGNMENT): New.
1484 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
1485 (MASK_ALTIVEC_ABI): New.
1486 (TARGET_ALTIVEC_ABI): New.
1487 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
1489 (STACK_BOUNDARY): Adjust for altivec.
1490 (BIGGEST_ALIGNMENT): Same.
1491 (rs6000_args): Add vregno.
1492 (USE_ALTIVEC_FOR_ARG_P): New.
1493 (FIXED_REGISTERS): Add vrsave register.
1494 (CALL_USED_REGISTERS): Same.
1495 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
1496 (VRSAVE_REGNO): New.
1497 (reg_class): Add VRSAVE_REGS.
1498 (REG_CLASS_NAMES): Same.
1499 (REG_CLASS_CONTENTS): Same.
1500 (REGNO_REG_CLASS): Same.
1502 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
1503 (ABI_STACK_BOUNDARY): Same.
1504 (BIGGEST_ALIGNMENT): Same.
1505 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
1506 (ROUND_TYPE_ALIGN): Same.
1508 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1511 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1514 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1517 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
1518 (altivec_expand_builtin): New.
1519 (altivec_init_builtins): New.
1520 (TARGET_EXPAND_BUILTIN): New.
1521 (TARGET_INIT_BUILTINS): New.
1522 (rs6000_init_builtins): New.
1523 (struct builtin_description): New.
1525 (rs6000_reg_names): Add altivec registers.
1526 (alt_reg_names): Same.
1527 (secondary_reload_class): Altivec regs can hold altivec regs and
1529 (rs6000_emit_move): Force constants into memory for AltiVec moves.
1530 (print_operand): Add 'y' case for printing altivec memory
1532 (rs6000_legitimize_address): Legitimize vector addresses into
1534 (altivec_expand_binop_builtin): New.
1535 New string rs6000_current_abi.
1536 (rs6000_override_options): Call rs6000_parse_abi_options.
1537 (rs6000_parse_abi_options): New.
1538 (function_arg_boundary): Vector arguments must be 16
1540 (function_arg_advance): Handle vector arguments.
1541 (function_arg_partial_nregs): Same.
1542 (init_cumulative_args): Same.
1543 (function_arg): Same.
1545 * config/rs6000/rs6000.md (altivec_lvx): New.
1546 (type): Add altivec attribute.
1548 (*movv4si_internal): New.
1550 (*movv16qi_internal): New.
1552 (*movv8hi_internal1): New.
1554 (*movv4sf_internal1): New.
1555 (altivec_stvx): New.
1671 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
1673 * Makefile.in (df.o): Add fibheap.h to dependencies.
1675 * df.h: Add prototypes for transfer functions, iterative_dataflow
1677 (enum df_flow_dir): New enum.
1678 (enum df_confluence_op): New enum.
1679 (struct df): Add inverse_rts_map.
1681 * df.c: Add sbitmap.h to the list of includes.
1682 (df_rd_global_compute): Removed.
1683 (df_ru_global_compute): Removed.
1684 (df_lr_global_compute): Removed.
1685 (df_rd_transfer_function): New function.
1686 (df_ru_transfer_function): New function.
1687 (df_lr_transfer_function): New function.
1688 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
1689 Use iterative_dataflow_bitmap instead of df_*_global_compute.
1690 (iterative_dataflow_sbitmap): New function.
1691 (iterative_dataflow_bitmap): New function.
1693 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1695 * doc/gcc.texi: Move terminology and spelling conventions to
1696 htdocs/codingconventions.html.
1698 2001-11-07 Graham Stott <grahams@redhat.com>
1700 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
1702 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
1704 * expmed.c (expand_mult): Force operand to register before computing
1706 * i386.c (x86_decompose_lea): New global vairable.
1707 * i386.h (x86_decompose_lea): Declare.
1708 (TARGET_DECOMPOSE_LEA): New macro.
1709 (RTX_COST): Handle leas properly.
1711 2001-11-06 Richard Henderson <rth@redhat.com>
1713 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
1714 defined for a CONSTRUCTOR; don't check it.
1716 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
1718 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
1719 test for absolute pathnames.
1721 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
1723 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
1724 instructions up to the target pc inclusive.
1726 2001-11-06 Steve Christiansen <smc@us.ibm.com>
1728 * loop.c (loop_regs_scan): Don't invalidate PIC register.
1730 2001-11-06 Eric Christopher <echristo@redhat.com>
1732 * config/mips/mips.md(movdf_internal2): Add constraints for float
1733 to general register move.
1734 * config/mips/elf64.h: Add default ABI.
1736 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1738 * alias.c:: Include langhooks.h.
1739 * emit-rtl.c: Similarly.
1740 * toplev.c: Similarly.
1741 * tree-inline.c: Similarly.
1742 * langhooks-def.h: New, the old langhooks.h. Give the default
1743 hooks a common prefix.
1744 * langhooks.h: Contents extracted from toplev.h.
1745 * toplev.h: Move langhook stuff to langhooks.h.
1746 * langhooks.c: Give default hooks a common prefix.
1748 * c-lang.c: Include langhooks-def.h.
1749 * objc/objc-act.c: Similarly.
1750 * Makefile.in: Update.
1751 * objc/Make-lang.in: Update.
1753 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1755 * doc/install.texi: Document that configure options not listed in
1756 this file are unsupported. Document --with-system-zlib.
1758 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1760 * rtl.h (mem_for_const_double): New declaration.
1761 * varasm.c (mem_for_const_double): New function.
1762 * config/convex/convex.md (movdf): Use it.
1763 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
1764 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
1765 * config/m68k/m68kv4.h: Likewise.
1767 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
1768 of new GP reg classes.
1770 * expr.c (store_field): When making temp object for unaligned
1771 component, set it to alias set 0.
1773 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1775 * c-common.c (c_expand_expr_stmt): Apply default conversions to
1776 non-lvalue arrays if C99.
1777 * c-typeck.c (default_conversion): Split out code handling
1778 array-to-pointer and function-to-pointer conversions into a
1779 separate default_function_array_conversion function.
1780 (default_function_array_conversion): New function. Keep track of
1781 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
1782 arrays unchanged outside C99 mode instead of giving an error for
1784 (build_component_ref): Use pedantic_non_lvalue when handling
1785 COMPOUND_EXPR. Don't handle COND_EXPR specially.
1786 (convert_arguments): Use default_function_array_conversion.
1787 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
1789 (unary_complex_lvalue): Likewise.
1790 (internal_build_compound_expr): Use
1791 default_function_array_conversion. Apply default conversions to
1792 function in compound expression.
1793 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
1794 Use default_function_array_conversion.
1795 * doc/extend.texi: Update documentation of subscripting non-lvalue
1799 2001-11-05 Zack Weinberg <zack@codesourcery.com>
1801 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
1802 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
1803 corresponding to the complete set of .po and .gmo files in
1804 the source directory's po subdir, modified by LINGUAS. Don't
1805 look at ALL_LINGUAS.
1806 * configure.in: Don't set ALL_LINGUAS.
1807 * configure: Regenerate.
1809 * Makefile.in (.po.gmo): Don't move into source directory.
1810 (.po.pox): Clarify comments.
1811 (install-po): Look for .gmo files in both srcdir and objdir;
1812 don't fail if a file is totally missing.
1813 (distclean): rmdir ada subdirectory too.
1815 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1817 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1818 CONSTRUCTORs _correctly_.
1820 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1822 * c-decl.c (delete_block): Remove.
1823 * c-tree.h (delete_block): Remove.
1825 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1827 * cppexp.c (lex, parse_defined): Update warning about defined.
1829 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1831 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1834 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
1836 * config/arm/arm.c (arm_return_in_memory): Cope with
1837 int_size_in_bytes returning -1.
1839 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
1842 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
1844 * Makefile.in (bb-reoder.o): Add dependency on cfglayout.h;
1845 remove unneeded dependencies;
1847 * cfglayout.c, cfglayout.h: New files; break out from ...
1848 * bb-reorder.c: ... here; Remove unneeded includes;
1850 2001-11-04 Alan Modra <amodra@bigpond.net.au>
1852 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
1854 2001-11-04 David Edelsohn <edelsohn@gnu.org>
1856 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
1857 mode as well. Do not explicitly create intermediate regs.
1859 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1861 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
1862 (common_section): Delete unused variable.
1863 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
1864 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1865 * arm-protos.h (arm_poke_function_name, aof_add_import,
1866 aof_delete_import): Const-ify.
1867 * arm.c (legitimize_pic_address): Wrap variables in the macro
1868 controlling their usage.
1869 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
1870 (arm_poke_function_name, pic_chain, import, aof_add_import,
1871 aof_delete_import): Const-ify.
1872 * i386.c (ix86_osf_output_function_prologue): Const-ify.
1873 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1874 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
1875 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
1876 * i860/sysv3.h: Add missing comment closure.
1877 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
1878 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
1879 to symbolic_operand.
1881 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
1882 (i960-*-*): Set tmake_file.
1883 (sparc86x-*-elf*): Fix typo in header name.
1885 * sched-rgn.c (schedule_insns): Delete unused variable.
1887 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1890 * c-typeck.c (lookup_field): Rework to return a chain down to
1891 the looked-up field.
1892 (build_component_ref): Use the new lookup_field to handle
1893 nested anonymous entities correctly.
1895 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1897 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
1898 Change parameters to gen_rtx_CONST_DOUBLE.
1899 (GEN_INT64, sparc_emit_set_const64): Likewise.
1900 * config/sparc/sparc.md (movdf split): Likewise.
1902 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
1904 * unroll.c (calculate_giv_inc): Use find_last_value rather
1905 than just hoping the last instruction is the right SET.
1906 [Fixes 990604-1.c on stormy16.]
1908 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
1909 library at all if -T is used.
1911 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
1912 some uses of uninitialized variables in error cases.
1914 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
1915 look at 'temp' if we won't be using it.
1917 * config/stormy16/stormy16.h (CONST_COSTS): Define.
1918 (RTX_COSTS): Define.
1919 (ADDRESS_COST): Define.
1920 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
1922 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
1924 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
1925 stormy16_asm_output_mi_thunk.
1926 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
1928 * config/stormy16/stormy16-protos.h
1929 (stormy16_asm_output_mi_thunk): New prototype.
1931 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1933 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
1934 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
1935 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
1936 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
1937 sched-int.h, toplev.c, config/alpha/alpha.c,
1938 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
1939 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
1940 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
1941 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
1942 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
1943 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
1944 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
1946 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1948 * Makefile.in (dbxout.o): Depend on function.h.
1949 * collect2.c (is_in_list): Hide unused function.
1950 * dbxout.c: Include function.h.
1951 (source_label_number, dbxout_source_line, dbxout_source_file,
1952 dbxout_function_end, dbxout_begin_function): Wrap/move inside
1953 macros controlling usage.
1954 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
1955 * output.h (exports_section): Prototype.
1957 * convex.c (convex_output_function_prologue): Fix format specifier
1959 (asm_declare_function_name): Fix signed/unsigned warning.
1960 (print_operand): Fix format specifier warning.
1961 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
1962 * dsp16xx-protos.h (uns_comparison_operator,
1963 num_1600_core_shifts): Prototype.
1964 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
1965 (frame_size, frame_pointer_offset): Delete.
1966 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
1967 Make static. Fix format specifier warnings.
1968 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
1969 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
1970 * dsp16xx.md: Add default case in switches.
1971 * fr30.h (IN_RANGE): Delete.
1972 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1973 * mcore-protos.h (mcore_output_cmov): Const-ify.
1974 * mcore.c (mcore_output_cmov): Likewise.
1975 * mcore.h (switch_to_section): Make static and prototype.
1976 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
1977 unsigned>=0 warnings.
1978 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
1979 * rs6000-protos.h (read_only_data_section,
1980 read_only_private_data_section): Prototype.
1981 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1982 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
1983 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
1985 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1987 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
1989 * final.c (final_scan_insn): Add brackets around body of if-stmt.
1990 * gcc.c (convert_filename): Add static prototype. Const-ify.
1991 Wrap variable in macros controlling its use.
1992 * output.h (sdata_section): Add prototype.
1994 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1995 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
1996 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
1997 (ASM_FILE_START): Const-ify.
1998 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
2000 * c4x.md: Don't use the 'U' integer suffix.
2001 * clipper.md (clipper_movstr): Delete declaration.
2002 * d30v-protos.h (d30v_move_2words): Const-ify.
2003 (debug_stack_info): Add prototype.
2004 * d30v.c: Include "integrate.h".
2005 (d30v_function_arg_boundary, d30v_function_arg,
2006 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
2007 signed/unsigned warnings.
2008 (d30v_print_operand_memory_reference, d30v_move_2words):
2010 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
2011 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
2012 * fr30.md: Const-ify.
2013 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2014 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
2015 (mvs_get_label_page): Hide unused static function.
2016 * i860.c (current_function_original_name): Const-ify.
2017 * i860/sysv3.h (current_function_original_name): Likewise.
2018 * i860/sysv4.h (current_function_original_name): Likewise.
2019 * i960.md: Add default case in switches. Remove unused variable.
2020 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
2021 * m32r.md: Const-ify.
2022 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
2023 * m68hc11.c: Include "reload.h".
2024 (static_chain_reg, print_options, m68hc11_asm_file_start):
2026 * m68hc11.md: Delete unused variable. Const-ify. Add parens
2027 around & in comparison.
2028 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2029 * mn10200.c (shift_mode): Remove trailing comma.
2030 * mn10300-protos.h (output_tst): Const-ify.
2031 * mn10300.c (output_tst): Likewise.
2032 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
2034 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
2035 * pa.c (output_ascii): Likewise.
2036 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2037 * pdp11.md (expand_unop): Delete declarations.
2038 * pj-protos.h (pj_output_addsi3): Const-ify.
2039 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
2040 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
2041 unique_src_operand): Add prototypes.
2042 (pj_output_store_into_lval): Make definition static.
2043 (pj_function_incoming_arg): Don't use unary plus.
2044 (pj_output_addsi3): Const-ify.
2045 * romp.md (get_symref): Delete declarations.
2046 * v850-c.c (mark_current_function_as_interrupt): Don't return
2047 value from void function.
2048 * v850.c: Include "integrate.h".
2049 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
2050 * vax-protos.h (const_section): Add prototype.
2052 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
2054 * machmode.def: Add documentation for the seventh argument in
2057 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
2059 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
2061 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
2062 <-melf>: Don't have markup for ELF acronym.
2064 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
2066 * config.gcc (mmix-*-*): New target.
2067 * doc/invoke.texi: Document MMIX options.
2068 * doc/contrib.texi: Add note about MMIX port to my entry.
2069 * config/mmix/t-mmix: New file.
2070 * config/mmix/mmix.h: New file.
2071 * config/mmix/mmix-protos.h: New file.
2072 * config/mmix/mmix.c: New file.
2073 * config/mmix/mmix.md: New file.
2074 * config/mmix/crti.asm: New file.
2075 * config/mmix/crtn.asm: New file.
2077 2001-11-03 Kazu Hirata <kazu@hxi.com>
2079 * config/sparc/linux-aout.h: Fix comment formatting.
2080 * config/sparc/linux.h: Likewise.
2081 * config/sparc/linux64.h: Likewise.
2082 * config/sparc/lynx.h: Likewise.
2083 * config/sparc/pbd.h: Likewise.
2084 * config/sparc/sol2-sld-64.h: Likewise.
2085 * config/sparc/sol2.h: Likewise.
2086 * config/sparc/sparc.c: Likewise.
2087 * config/sparc/sparc.h: Likewise.
2088 * config/sparc/sparc.md: Likewise.
2089 * config/sparc/sunos4.h: Likewise.
2090 * config/sparc/vxsim.h: Likewise.
2091 * config/sparc/vxsparc.h: Likewise.
2092 * config/sparc/vxsparc64.h: Likewise.
2094 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2096 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
2097 reference to CONST_DOUBLE_MEM in comment.
2098 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
2099 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
2100 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
2101 * function.c (pop_function_context_from): Don't call
2102 restore_varasm_status.
2103 * function.h (restore_varasm_status): Delete declaration.
2104 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
2106 * rtl.def (CONST_DOUBLE): Update comment.
2107 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
2108 (CONST_DOUBLE_CHAIN): Likewise.
2109 (CONST_DOUBLE_MEM): Delete.
2110 (gen_rtx_CONST_DOUBLE): Update parameters.
2111 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
2112 Remove reference to CONST_DOUBLE_MEM.
2113 (const_alias_set): New variable.
2114 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
2115 (immed_real_const_1): Adjust tests for 0, 1, and 2.
2116 Don't set CONST_DOUBLE_MEM.
2117 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
2118 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
2119 Put constant in const_alias_set.
2120 (struct pool_constant): ALIGN now unsigned.
2121 OFFSET now HOST_WIDE_INT.
2123 (restore_varasm_status): Deleted.
2124 (mark_pool_constant): Mark desc->rtl.
2125 (force_const_mem): Rework to store rtl in hash table,
2126 not CONST_DOUBLE_MEM.
2127 Put constant in const_alias_set.
2128 (find_pool_constant): Check desc->rtl.
2129 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
2130 (init_varasm_once): Initialize const_alias_set.
2132 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
2135 * reload.c (combine_reloads): Don't combine an output reload if there
2136 are other reloads around for part of the output.
2138 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
2139 constant expression.
2140 (set_mem_decl): New function.
2141 * expr.h (set_mem_decl): New declaration.
2142 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
2143 (output_asm_operand_names): Add tab.
2144 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
2146 * builtins.c (get_memory_rtx): Properly set MEM alias set and
2149 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2151 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
2152 Use "invalid" instead of "illegal". Use @r in comments in
2155 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
2157 * c-decl.c (pushdecl): Move block inside if conditional to remove
2158 possibility of a segfault. Lookup block-level extern
2159 variables in enclosing scopes correctly.
2161 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
2163 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2165 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
2166 SUBREG so we avoid SUBREGing memory.
2168 * expmed.c (store_bit_field): Same.
2170 2001-11-02 DJ Delorie <dj@redhat.com>
2172 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
2173 using FP registers for DImode mem-mem moves is acceptable.
2175 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2177 * builtins.c (apply_args_size): Handle vector arguments.
2178 (apply_result_size): Same.
2180 * machmode.def: Set WIDER mode field for all vector entries.
2182 2001-11-02 Graham Stott <grahams@redhat.com>
2184 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
2186 2001-11-01 Eric Christopher <echristo@redhat.com>
2188 * config.gcc: Revert part of earlier patch.
2189 * config/mips/linux.h: Ditto.
2190 * df.c: Include tm_p.h to avoid warnings.
2191 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
2193 * config/mips/mips.c: Define mips_abi regardless.
2194 (mips_output_function_prologues): Add long casts for .frame
2196 (override_options): Allow use of ABI_32.
2198 2001-11-01 Kazu Hirata <kazu@hxi.com>
2200 * config/m68hc11/m68hc11.c: Fix comment formatting.
2201 * config/m68hc11/m68hc11.h: Likewise.
2202 * config/m68hc11/m68hc11.md: Likewise.
2204 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
2206 * c-typeck.c (default_conversion): Retain the original expression
2208 * gcc.dg/Wparentheses.c: New tests.
2210 2001-11-01 David S. Miller <davem@redhat.com>
2212 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
2213 64-bit Sparc description more in line with reality.
2215 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
2217 * Makefile.in (GCOV_OBJS): Add version.o.
2218 * gcov.c: Include "version.h" and <getopt.h>.
2219 (gcov_version_string): Remove.
2220 (print_usage): Take a parameter to determine whether this is a
2221 call from --help or an error message. Give fuller output that
2222 follows the GNU Coding Standards for --help.
2223 (print_version): New function.
2225 (process_args): Use getopt_long. Support long options. Follow
2226 GNU Coding Standards for --help and --version.
2227 * doc/gcov.texi: Document long options.
2228 Addresses part of PR other/704.
2230 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2232 * pa.c (output_move_double): Fix typo in double load.
2234 2001-11-01 Kazu Hirata <kazu@hxi.com>
2236 * config/h8300/h8300.c (h8300_encode_label): Compute a string
2237 before passing it to ggc_alloc_string.
2239 2001-11-01 Kazu Hirata <kazu@hxi.com>
2241 * config/m68k/3b1.h: Fix comment formatting.
2242 * config/m68k/3b1g.h: Likewise.
2243 * config/m68k/a-ux.h: Likewise.
2244 * config/m68k/amix.h: Likewise.
2245 * config/m68k/apollo68.h: Likewise.
2246 * config/m68k/atari.h: Likewise.
2247 * config/m68k/aux-exit.c: Likewise.
2248 * config/m68k/ccur-GAS.h: Likewise.
2249 * config/m68k/crds.h: Likewise.
2250 * config/m68k/dpx2.h: Likewise.
2251 * config/m68k/dpx2g.h: Likewise.
2252 * config/m68k/hp310.h: Likewise.
2253 * config/m68k/hp320.h: Likewise.
2254 * config/m68k/isi.h: Likewise.
2255 * config/m68k/linux.h: Likewise.
2256 * config/m68k/lynx.h: Likewise.
2257 * config/m68k/m68k-psos.h: Likewise.
2258 * config/m68k/m68k.c: Likewise.
2259 * config/m68k/m68k.h: Likewise.
2260 * config/m68k/m68k.md: Likewise.
2261 * config/m68k/m68kelf.h: Likewise.
2262 * config/m68k/m68kv4.h: Likewise.
2263 * config/m68k/mot3300.h: Likewise.
2264 * config/m68k/news.h: Likewise.
2265 * config/m68k/next.h: Likewise.
2266 * config/m68k/pbb.h: Likewise.
2267 * config/m68k/plexus.h: Likewise.
2268 * config/m68k/sgs.h: Likewise.
2269 * config/m68k/sun3.h: Likewise.
2270 * config/m68k/tower.h: Likewise.
2271 * config/m68k/vxm68k.h: Likewise.
2273 2001-10-31 DJ Delorie <dj@redhat.com>
2275 * config/mips/mips.h (mips_cache_flush_func): Prototype.
2276 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
2277 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
2278 * config/mips/mips.c (mips_cache_flush_func): New.
2279 * doc/invoke.texi: Document the new options.
2281 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
2283 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
2284 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
2286 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
2288 * config/cris/cris.c: Include output.h after tree.h but before
2291 2001-10-31 Zack Weinberg <zack@codesourcery.com>
2293 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
2294 (INTL_SUBDIRS): Just intl.
2295 (.SUFFIXES): Add .gmo .po .pox.
2296 (native): Also depend on build-@POSUB@.
2297 (intl.all, intl.install): Depend on config.h and things it includes.
2298 (po-generated): New target; depend on c-parse.c and tradcif.c.
2299 (install-normal): Also depend on install-@POSUB@.
2300 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
2301 (build-, install-, build-po, update-po, install-po,
2302 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
2304 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
2305 * configure.in: Don't munge XGETTEXT. Don't generate
2307 * configure: Regenerate.
2309 * exgettext: Delete.
2310 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
2311 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
2313 2001-10-31 Kazu Hirata <kazu@hxi.com>
2315 * config/h8300/h8300.md (two anonymous patterns): New.
2317 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
2319 * tree.h (tree_index): Add support for V16QI and V8HI.
2320 (V8HI_type_node): New.
2321 (V16QI_type_node): New.
2323 * tree.c (build_common_tree_nodes_2): Same.
2325 * c-common.c (type_for_mode): Same.
2327 2001-10-31 Kazu Hirata <kazu@hxi.com>
2329 * config/i386/att.h: Fix comment formatting.
2330 * config/i386/beos-elf.h: Likewise.
2331 * config/i386/bsd.h: Likewise.
2332 * config/i386/bsd386.h: Likewise.
2333 * config/i386/crtdll.h: Likewise.
2334 * config/i386/cygwin.asm: Likewise.
2335 * config/i386/cygwin.h: Likewise.
2336 * config/i386/djgpp.h: Likewise.
2337 * config/i386/freebsd-aout.h: Likewise.
2338 * config/i386/freebsd.h: Likewise.
2339 * config/i386/gas.h: Likewise.
2340 * config/i386/i386-interix.h: Likewise.
2341 * config/i386/i386-protos.h: Likewise.
2342 * config/i386/i386.c: Likewise.
2343 * config/i386/i386.h: Likewise.
2344 * config/i386/i386.md: Likewise.
2345 * config/i386/i386elf.h: Likewise.
2346 * config/i386/interix.c: Likewise.
2347 * config/i386/isc.h: Likewise.
2348 * config/i386/isccoff.h: Likewise.
2349 * config/i386/iscdbx.h: Likewise.
2350 * config/i386/linux.h: Likewise.
2351 * config/i386/lynx.h: Likewise.
2352 * config/i386/mingw32.h: Likewise.
2353 * config/i386/netbsd-elf.h: Likewise.
2354 * config/i386/next.h: Likewise.
2355 * config/i386/osf1elf.h: Likewise.
2356 * config/i386/osfrose.h: Likewise.
2357 * config/i386/sco5.h: Likewise.
2358 * config/i386/seq-gas.h: Likewise.
2359 * config/i386/seq-sysv3.h: Likewise.
2360 * config/i386/sequent.h: Likewise.
2361 * config/i386/sol2.h: Likewise.
2362 * config/i386/sun386.h: Likewise.
2363 * config/i386/uwin.asm: Likewise.
2364 * config/i386/uwin.h: Likewise.
2365 * config/i386/vxi386.h: Likewise.
2366 * config/i386/win32.h: Likewise.
2367 * config/i386/winnt.c: Likewise.
2368 * config/i386/xm-cygwin.h: Likewise.
2369 * config/i386/xm-mingw32.h: Likewise.
2371 2001-10-31 Kazu Hirata <kazu@hxi.com>
2373 * builtins.def: Fix comment typos.
2374 * config/alpha.c: Likewise.
2375 * config/arm/arm.c: Likewise.
2376 * config/avr/avr.h: Likewise.
2377 * config/d30v/d30v.c: Likewise.
2378 * config/d30v/d30v.h: Likewise.
2379 * config/d30v/d30v.md: Likewise.
2380 * config/dsp16xx/dsp16xx.c: Likewise.
2381 * config/fr30/fr30.c: Likewise.
2382 * config/fr30/fr30.md: Likewise.
2383 * config/i386/i386.c: Likewise.
2384 * config/i860/i860.c: Likewise.
2385 * config/i960/i960.c: Likewise.
2386 * config/ia64/ia64.c: Likewise.
2387 * config/mips/mips.c: Likewise.
2388 * config/pa/pa.c: Likewise.
2389 * config/rs6000/rs6000.c: Likewise.
2390 * config/s390/s390.c: Likewise.
2391 * config/sparc/sparc.c: Likewise.
2393 2001-10-30 Kazu Hirata <kazu@hxi.com>
2395 * config/mips/elf.h: Fix comment formatting.
2396 * config/mips/elf64.h: Likewise.
2397 * config/mips/iris5.h: Likewise.
2398 * config/mips/iris5gas.h: Likewise.
2399 * config/mips/iris6.h: Likewise.
2400 * config/mips/isa3264.h: Likewise.
2401 * config/mips/linux.h: Likewise.
2402 * config/mips/mips.c: Likewise.
2403 * config/mips/mips.h: Likewise.
2404 * config/mips/mips.md: Likewise.
2405 * config/mips/mips16.S: Likewise.
2406 * config/mips/netbsd.h: Likewise.
2407 * config/mips/osfrose.h: Likewise.
2408 * config/mips/r3900.h: Likewise.
2409 * config/mips/sni-svr4.h: Likewise.
2410 * config/mips/svr4-t.h: Likewise.
2411 * config/mips/ultrix.h: Likewise.
2413 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
2415 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
2416 when we update head->current.
2418 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
2420 * tree.c (id_string_size): Remove.
2421 (dump_tree_statistics): Update.
2422 * toplev.c (compile_file): If dumping stats, dump tree stats too.
2424 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
2426 * sched-rgn.c (schedule_insns): Fix comment.
2428 2001-10-30 Zack Weinberg <zack@codesourcery.com>
2430 * configure.in: Correct previous change: don't assume that
2431 gas's version number _isn't_ the last thing on the line, or
2432 isn't the only number on the line, either.
2433 * configure: Regenerate.
2435 2001-10-30 Kazu Hirata <kazu@hxi.com>
2437 * cfgcleanup.c: Fix a comment typo.
2439 2001-10-30 Kazu Hirata <kazu@hxi.com>
2441 * alias.c: Fix comment formatting.
2442 * recog.c: Likewise.
2443 * config/cris/cris.c: Likewise.
2444 * config/cris/cris.h: Likewise.
2445 * config/i960/i960.c: Likewise.
2446 * config/i960/i960.h: Likewise.
2448 2001-10-30 Kazu Hirata <kazu@hxi.com>
2450 * config/arm/arm.c: Fix a comment typo.
2451 * config/arm/arm.h: Likewise.
2452 * config/ia64/ia64.c: Likewise.
2454 2001-10-30 Jakub Jelinek <jakub@redhat.com>
2456 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
2457 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
2458 * rtl.h (set_unique_reg_note): Change return value.
2459 * gcse.c (try_replace_reg): Use set_unique_reg_note.
2460 * cse.c (cse_insn): Likewise.
2461 * expr.c (emit_move_insn): Likewise.
2462 * explow.c (force_reg): Likewise.
2463 * local-alloc (update_equiv_regs): Likewise.
2464 * loop.c (move_moveables, load_mems): Likewise.
2465 * reload (find_reloads): Likewise.
2467 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
2470 * c-decl.c (parmlist_tags_warning, start_struct,
2471 check_for_loop_decls): Separate messages for struct, union and
2472 enum cases to allow for languages in which they have different
2474 * c-format.c (scanf_flag_specs): Separate short and long name of
2475 the assignment suppression feature.
2476 (check_format_types): Localize "pointer" and "different types"
2478 * c-lex.c (lex_number): Localize "an unsigned long int" and
2480 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
2482 * c-typeck.c (build_unary_up): Separate messages for increment and
2483 decrement cases to allow for languages in which they use different
2484 articles. Localize the strings "increment" and "decrement" in one
2487 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
2489 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
2490 when no changes has been made.
2492 * gcse.c (reg_set_bitmap): Turn into reg_set.
2493 (modify_mem_list_set, canon_modify_mem_list_set)
2494 (clear_modify_mem_tables, free_modify_mem_tables): New.
2495 (gcse_main); Use free_modify_mem_tables.
2496 (free_gcse_mem): Likewise; free the bitmaps.
2497 (alloc_gcse_main): Initialize the bitmaps.
2498 (canon_list_insert): Set canon_modify_mem_list_set.
2499 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
2500 (compute_hash_table): Use clear_modify_mem_tables.
2501 (reset_opr_set_tables): Likewise.
2502 (oprs_not_set_p): reg_set_bitmap is regset.
2503 (mark_set, mark_clobber): Likewise.
2505 * df.h (DF_EQUIV_NOTES): New constant.
2506 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
2509 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
2510 (init_regions, schedule_insns): Conditionalize the checking
2511 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
2513 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
2515 * i386.md (movti_rex64 splitter): Fix condition.
2517 2001-10-29 Zack Weinberg <zack@codesourcery.com>
2519 * configure.in: Do not assume that gas's version number is the
2520 last thing on the first line of as --version output.
2521 * configure: Regenerate.
2523 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
2524 MT_WARNING, MT_ERROR, MT_FATAL.
2525 (main): Call gcc_init_libintl.
2526 (v_message): Call gettext on msgid and "warning: "
2527 * tradcif.y: Include intl.h.
2528 (yyerror): Make parameter definition consistent with
2529 prototype. Call gettext on msgid argument.
2531 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2533 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
2536 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
2538 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2540 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
2541 before referencing it.
2543 2001-10-26 DJ Delorie <dj@redhat.com>
2545 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
2546 override -G, and force -G0.
2548 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2550 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
2551 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
2552 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
2553 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
2555 * loop.h (struct induction): Rename ext_dependant to
2557 * loop.c: Change all uses.
2558 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
2559 All callers changed.
2560 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
2562 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2564 * c-parse.in (expr_no_commas, primary), c-typeck.c
2565 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
2567 2001-10-29 David Edelsohn <edelsohn@gnu.org>
2569 Undo assemble_name change in earlier patch.
2571 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
2573 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
2574 determining the type of the receiver, do not check that TREE_CODE
2575 of receiver is CALL_EXPR before calling receiver_is_class_object().
2576 (receiver_is_class_object): For the GNU runtime: recognize
2577 the case that the receiver is self in a class method context.
2578 Check that TREE_CODE of receiver is CALL_EXPR when checking that
2579 the receiver is a call to objc_get_class.
2581 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2583 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
2585 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2587 * Makefile.in (OBJS): Put all files in alphabetical order.
2589 * dwarf2out.c (add_const_value_attribute): Fix error in last
2592 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
2594 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
2595 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
2597 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
2598 (life_analysis): call purge_all_dead_edges after deleting noops.
2599 (delete_noop_move): Do not purge CFG.
2600 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
2602 2001-10-28 David Edelsohn <edelsohn@gnu.org>
2604 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
2605 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
2606 (ASM_GLOBALIZE_LABEL): Use assemble_name.
2607 (ASM_OUTPUT_COMMON): Likewise.
2608 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
2609 (rs6000_output_function_epilogue): Likewise.
2610 (output_mi_thunk): Fix typo.
2611 (rs6000_output_symbol_ref): Use assemble_name.
2612 (output_toc): Likewise.
2613 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
2614 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
2615 assemble_name calls STRIP_NAME_ENCODING.
2616 (ASM_OUTPUT_LABEL): Use assemble_name.
2617 (ASM_GLOBALIZE_LABEL): Likewise.
2618 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2619 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
2620 (ASM_OUTPUT_LOCAL): Likewise.
2622 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2624 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
2625 (expand_builtin_apply, expand_builtin_return): Likewise.
2626 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
2628 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2630 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2631 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
2632 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
2633 configure, configure.in, except.c, except.h, flow.c, function.c,
2634 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
2635 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
2636 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
2637 unroll.c: Fix spelling errors.
2639 * doc/extend.texi, doc/invoke.texi: Fix spelling.
2641 * doc/gcc.texi: Document use of "dependent" and American spelling.
2643 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
2645 * expr.c (emit_group_load): Support CONCATs by storing them to memory
2648 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2650 * expr.c (store_constructor_field): Only call adjust_address on MEM.
2652 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
2654 * genrecog.c (write_switch): Output if before switch for
2655 DT_elt_zero_wide_safe.
2657 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2659 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
2660 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
2661 (FUNCTION_PROFILER): Const-ify.
2662 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
2663 (eliminate_constant_term, assemble_name, output_addr_const):
2664 Remove declarations.
2665 (ptr_half_pic_address_p, half_pic_hash): Prototype.
2666 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
2667 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
2668 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
2669 (half_pic_declare, half_pic_external): Const-ify.
2670 * toplev.c: Include "halfpic.h".
2672 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2674 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
2675 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
2676 config/i386/i386.c, config/i386/i386-interix.h,
2677 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
2678 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
2679 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
2680 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
2681 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
2682 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
2683 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
2686 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2687 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
2688 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
2689 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
2690 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
2691 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
2692 system.h, toplev.c: Fix spelling errors.
2694 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2696 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
2698 * dwarf2out.c (reg_number): Abort if pseudo.
2699 (reg_loc_descriptor): Return 0 if pseudo.
2700 (is_based_loc): Return 0 if pseudo.
2701 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
2703 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
2704 (loc_descriptor): Return 0 if can't find location and handle 0
2705 return from recursive calls.
2706 (loc_descriptor_from_tree): Likewise.
2707 Fix handling of indirect.
2708 Also return 0 for PLACEHOLDER_EXPR.
2709 Clean up COMPONENT_REF cases.
2710 (add_AT_location_descriptor): Simplify, but handle 0 return from
2712 (add_const_value_attribute): Avoid shift count warning.
2713 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
2714 Set comp_unit_die as context if not in function.
2716 * config/mips/mips-protos.h: Break up long lines.
2717 Remove needless #ifdef/#endif blocks.
2718 Don't declare functions declared in file made by genpreds or recog.h.
2719 * config/mips/mips.c (mips_output_function_prologue): TSIZE
2720 is now HOST_WIDE_INT; delete unneeded casts.
2721 * config/mips/mips.h: Don't use #elif.
2723 * expr.c (stor_constructor_field): Always call adjust_address.
2724 Copy TARGET before changing its alias set.
2725 (store_field): Likewise, for TO_RTX.
2726 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
2728 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
2729 (find_placeholder): Return 0 if can't find object.
2730 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
2733 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2735 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
2737 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
2739 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
2740 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
2741 (merge_blocks): Properly udpate life after making edge nonfallthru.
2742 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
2744 2001-10-26 Kazu Hirata <kazu@hxi.com>
2746 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
2748 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
2750 * c-typeck.c (convert_arguments): When comparing for enumeral
2751 type equality, use TYPE_MAIN_VARIANT.
2752 * gcc.dg/Wconversion.c: New tests.
2754 2001-10-26 Kazu Hirata <kazu@hxi.com>
2756 * s390/s390.c: Fix comment typos.
2757 * s390/s390.h: Likewise.
2758 * s390/s390.md: Likewise.
2760 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2762 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
2763 (walk_tree): Use it for tail calls where appropriate.
2765 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2767 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
2768 non-local label_refs.
2770 2001-10-26 Kazu Hirata <kazu@hxi.com>
2772 * config/h8300/h8300.md (4 anonymous patterns): New.
2774 2001-10-26 Kazu Hirata <kazu@hxi.com>
2776 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
2777 algorithm through the shift_info structure.
2778 (emit_a_shift): Update the use of get_shift_alg.
2780 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
2782 * sched-rgn.c: Remove bitset typedef.
2783 Change bitset to sbitmap in prototypes / variable types.
2785 Remove edgeset_bits.
2786 Remove edgeset_size.
2787 s/BITSET_ADD/SET_BIT/g
2788 s/BITSET_INVERT/sbitmap_ones/g
2789 s/BITSET_INTER/sbitmap_a_and_b/g
2790 s/BITSET_UNION/sbitmap_a_or_b/g
2791 s/BITSET_DIFFER/sbitmap_difference/g
2792 s/bitset_member/TEST_BIT/g
2793 (BITSET_*): Removed.
2794 (bitset_member): Removed.
2795 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
2796 EXECUTE_IF_SET_IN_SBITMAP.
2797 (split_edges): Rewrite, use sbitmap functions instead of bitset
2799 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
2801 2001-10-26 Andreas Schwab <schwab@suse.de>
2803 * reload1.c (emit_input_reload_insns): Fix parens in last
2804 (undocumented) change that was supposed to change only whitespace.
2806 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2808 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
2810 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
2813 2001-10-26 Andreas Jaeger <aj@suse.de>
2815 * flow.c (clear_log_links): Remove unused variable.
2816 * cfgcleanup.c (cleanup_cfg): Likewise.
2818 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2820 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
2821 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
2823 2001-10-26 Richard Henderson <rth@redhat.com>
2825 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
2826 rename PV_REG to R27_REG.
2827 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
2828 (REG_CLASS_FROM_LETTER): Update.
2829 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
2830 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
2831 (udivsi3, modsi3, umodsi3): Likewise.
2832 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
2834 2001-10-26 Richard Henderson <rth@redhat.com>
2836 * cfg.c (clear_aux_for_blocks): Split out of ...
2837 (free_aux_for_blocks): here.
2838 (clear_aux_for_edges): Split from ...
2839 (free_aux_for_edges): here.
2840 * basic-block.h: Declare them.
2841 * lcm.c (compute_antinout_edge): Use them.
2842 (compute_laterin, compute_available, compute_nearerout): Likewise.
2843 (optimize_mode_switching): Likewise.
2845 2001-10-26 Richard Henderson <rth@redhat.com>
2847 * Makefile.in (unstage*): Remove as, ld, collect-ld before
2848 moving everything back to the main build directory.
2850 2001-10-26 Christopher Faylor <cgf@redhat.com>
2852 * config/i386/cygwin.h: Search target specific include directory, if
2855 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2857 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
2858 of macro guards. Fix #endif comment.
2860 * output.h (default_exception_section, default_eh_frame_section):
2861 Move prototypes outside of macro guard.
2863 * crtstuff.c: Fix #endif comment.
2865 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
2867 * doc/md.texi (movMM): Clarify semantics of storing into a
2868 non-paradoxical SUBREG.
2870 2001-10-25 Zack Weinberg <zack@codesourcery.com>
2872 * langhooks.c (lang_hook_default_clear_binding_stack): New.
2873 (lang_hook_default_get_alias_set): Move next to other alias
2875 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
2876 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
2877 (LANG_HOOKS_INITIALIZER): Add it.
2878 * toplev.h (struct lang_hooks): Add clear_binding_stack.
2879 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
2880 instead of a loop calling poplevel.
2882 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
2884 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
2885 occurrences of #elif with #if...#endif.
2887 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2889 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
2891 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2893 * alias.c (can_address_p): No longer static.
2894 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
2895 Return 0 if all parameters are default values.
2896 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
2897 (adjust_address_1): Try harder to compute a size.
2898 * expr.c (expand_assignment, store_constructor): If can't address,
2899 set MEM_KEEP_ALIAS_SET_P.
2900 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
2901 (store_field): Likewise.
2902 (store_constructor): Simplify call to store_constructor_field.
2903 * expr.h (can_address_p): New declaration.
2904 * gensupport.c (gen_rtx_CONST_INT): New function.
2905 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
2906 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
2907 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
2909 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
2911 2001-10-24 Christopher Faylor <cgf@redhat.com>
2913 * config/i386/cygwin.h: Use proper path for mingw crt files when
2916 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2918 * dwarf2out.c (file_info_cmp): Always return consistent results.
2920 2001-10-24 Roger Sayle <roger@eyesopen.com>
2922 * stmt.c (expand_end_case): Index jumptables from zero for
2923 suitably small values of minval.
2925 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2927 * stor-layout.c (place_union_field): If any field was aligned with
2928 attribute aligned, set record type's TYPE_USER_ALIGN.
2929 (place_field): Likewise.
2930 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
2931 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2933 2001-10-24 Zack Weinberg <zack@codesourcery.com>
2935 * c-common.h (struct c_common_identifier): Remove rid_code field.
2936 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
2938 * c-typeck.c (constructor_designated): New local flag.
2939 (struct constructor_stack): Add "designated" field to match.
2940 (start_init): Clear it.
2941 (really_start_incremental_init, push_init_level): Push and
2943 (pop_init_level): Pop it.
2944 (set_designator): Set it.
2946 (pop_init_level): Suppress "missing initializer" warnings if
2947 constructor_designated is true.
2948 (process_init_element): Suppress warning about union
2949 initialization under traditional C, if constructor_designated
2952 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2954 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
2957 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
2959 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
2961 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
2963 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
2964 the node was already a set to a constant.
2966 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2968 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
2969 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
2971 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2973 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
2974 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
2975 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2976 * s390.c (s390_final_chunkify): Don't use string concatenation.
2977 (s390_function_prologue, s390_function_epilogue): Const-ify.
2978 * s390.h (FUNCTION_PROFILER): Remove unused variable.
2980 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2982 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
2985 2001-10-23 Stan Shebs <shebs@apple.com>
2987 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
2988 -traditional-cpp in first-stage compilation.
2990 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2992 * gensupport.c (target_flags): Add.
2994 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
2996 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
2998 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
2999 * except.c (expand_builtin_frob_return_addr): Likewise.
3000 (expand_builtin_eh_return): Likewise.
3001 * stmt.c (expand_computed_goto): Likewise.
3002 * explow.c (memory_address): Likewise.
3003 (allocate_dynamic_stack_space): Clean up predicate testing.
3004 (probe_stack_range): Convert SIZE to Pmode.
3005 * calls.c (rtx_for_function_call): Only call convert_memory_address
3007 Pass function call operand as ptr_mode, not Pmode.
3008 * expr.c (expand_assignment): Clean up calls to convert_memory
3009 address by only doing so when needed and making offsets Pmode.
3010 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
3011 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
3012 is in Pmode, not ptr_mode.
3014 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3016 * darwin-protos.h (constructor_section, destructor_section,
3017 mod_init_section, mod_term_section): Prototype.
3018 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
3020 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
3022 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
3023 objc_section_init declaration.
3024 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
3025 (objc_section_init, try_section_alias): Make static.
3026 (alias_section): Make static and hide unused function.
3027 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
3029 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3031 * alias.c (can_address_p): Compnonents are not addressable if
3032 the containing type has alias set 0.
3033 (get_alias_set): Rework to use STRIP_NOPS.
3034 Only call front-end routine on object, type, or object with
3035 NOPs stripped, not inner values.
3036 Use language hook to call front-end routine.
3037 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
3038 (expand_builtin_apply): Call set_mem_align on MEMs we make.
3039 Don't pass alignment to emit_block_move.
3040 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
3041 (expand_builtin_memset): Likewise, but for clear_storage.
3042 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
3043 and remove C++ specific parts.
3044 * c-common.h (c_common_get_alias_set): Add declaration.
3045 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
3046 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
3047 (save_fixed_argument_area): Call set_mem_align.
3048 Remove alignment in call to emit_block_move.
3049 (emit_library_call_value_1, store_one_arg): Likewise.
3050 (target_for_arg): Remove; disabled long ago.
3051 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
3052 once and similar cleanups.
3053 (offset_address): Use proper introductory comment.
3054 * expr.c (emit_block_move): Use alignment from that of MEM args, not
3055 from explicit operand; all callers changed.
3056 (clear_storage): Likewise.
3057 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
3058 (store_field): Remove kludge on alias set used for to_rtx.
3059 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
3060 (expand_expr_unaligned): Call set_mem_attributes instead of
3062 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
3063 * function.c (assign_stack_temp_for_type): Set MEM alignment.
3064 (expand_function_end): Track MEM attributes of trampolines.
3065 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
3066 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
3067 attributes from original.
3068 * langhooks.c (lang_hook_default_get_alias_set): New function.
3069 (hook_get_alias_set_0): New function.
3070 * langhooks.h (hook_get_alias_set_0): New declaration.
3071 (lang_hook_default_get_alias_set): Likewise.
3072 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
3073 * reload1.c (alter_reg): Use adjust_address_nv.
3074 * rtl.c (get_mode_alignment): Moved to here.
3075 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
3076 change default if unknown from 1 to BITS_PER_UNIT.
3077 * stor-layout.c (get_mode_alignment): Remove from here.
3078 * toplev.h (struct lang_hoks): Add get_alias_set field.
3079 * tree.h (lang_get_alias_set): Delete declaration.
3080 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
3081 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
3082 (ix86_va_arg): Likewise.
3083 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
3084 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3085 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3086 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3087 (expand_block_move_mem): Remove dead code.
3089 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
3091 * c-common.c (warn_div_by_zero): New.
3092 * c-common.h (warn_div_by_zero): New.
3093 * c-decl.c (c_decode_option): Take it on the command line.
3094 * c-typeck.c (build_binary_op): Warn about division by zero.
3095 * doc/invoke.texi: Document the new command line option, fix
3096 documentation of -Wmultichar.
3097 * testsuite/gcc.dg/divbyzero.c: New tests.
3098 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
3100 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3102 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
3104 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
3105 to avoid update_life_info call.
3106 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
3107 * cfgcleanup.c (bb_flags): New enum.
3108 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
3109 (notice_new_block, update_forwarder_flag): New functions.
3110 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
3111 (try_forward_edges): Likewise; update flags.
3112 (merge_blocks): Likewise.
3113 (outgoing_edges_match): Likewise.
3114 (try_crossjump_to_edge): Likewise.
3115 (try_optimize_cfg): Likewise; initialize and clear the flags;
3116 recompute life info if needed.
3117 (cleanup_cfg): No need to clear aux pointers.
3119 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
3121 * config/i386/i386.c (override_options): Default to minimum
3122 stack alignment when optimizing for code size.
3123 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
3126 * config/i386/i386.c (override_options): Set upper limit of
3127 -mpreferred-stack-boundary to 12.
3129 2001-10-22 Zack Weinberg <zack@codesourcery.com>
3131 * recog.c (peephole2_optimize): Add default case to switch.
3133 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
3135 * doc/gcc.texi (Sending Patches): Remove.
3137 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
3139 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
3140 fields when comparing.
3142 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3144 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
3145 * arm.c (HOST_INT, HOST_UINT): Likewise.
3147 2001-10-22 Stan Shebs <shebs@apple.com>
3149 * config/darwin-protos.h (darwin_exception_section): Declare.
3150 (darwin_eh_frame_section): Declare.
3152 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3154 * i386.md (movti_rex64): Fix mode.
3156 2001-10-22 Stan Shebs <shebs@apple.com>
3158 * target.h (struct gcc_target): Add asm_out.exception_section,
3159 asm_out.eh_frame_section.
3160 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
3161 (TARGET_ASM_EH_FRAME_SECTION): New.
3162 (TARGET_INITIALIZER): Update.
3163 * output.h (default_exception_section): Declare.
3164 (default_eh_frame_section): Declare.
3165 * dwarf2out.c: Include target.h.
3166 (output_call_frame_info): Call target hook for eh frames.
3167 (default_eh_frame_section): New function.
3168 * except.c: Include target.h.
3169 (output_function_exception_table): Call target hook for exception
3171 * varasm.c (default_exception_section): Rename from
3172 exception_section, remove EXCEPTION_SECTION macro.
3174 * config/darwin.h (darwin_eh_frame_section): New function.
3175 (EXCEPTION_SECTION): Remove.
3176 (TARGET_ASM_EXCEPTION_SECTION): Define.
3177 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
3178 (nextstep_exception_section): New function.
3179 (nextstep_eh_frame_section): New function.
3180 (TARGET_ASM_EXCEPTION_SECTION): Define.
3181 (TARGET_ASM_EH_FRAME_SECTION): Define.
3183 * config/pa/som.h (EXCEPTION_SECTION): Remove.
3184 (TARGET_ASM_EXCEPTION_SECTION): Define.
3185 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
3186 (EXCEPTION_SECTION): Remove.
3187 (TARGET_ASM_EXCEPTION_SECTION): Define.
3188 * config/stormy16/stormy16.h: Remove comments referencing
3189 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
3191 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
3192 TARGET_ASM_EH_FRAME_SECTION.
3194 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
3196 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
3199 * c-format.c: Fix spelling typo in comment.
3201 * sched-int.h: Fix typo in GCC preamble.
3203 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
3206 * doc/invoke.texi: Remove references to -fdump-translation-unit.
3208 2001-10-22 Richard Henderson <rth@redhat.com>
3210 * config/i386/i386.c (ix86_expand_clear): New.
3211 * config/i386/i386-protos.h: Declare it.
3212 * config/i386/i386.md (setcc peep2s): Use it.
3213 (movsi_xor): Unexport.
3215 2001-10-22 Richard Henderson <rth@redhat.com>
3217 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
3218 free_EXPR_LIST_list for LOG_LINKS.
3220 2001-10-21 Robert Lipe <robertlipe@usa.net>
3222 * config/i386/i386.c (sco_asm_named_section): Delete.
3223 (sco_asm_out_constructor): Delete.
3224 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
3225 (ASM_OUTPUT_DOUBLE_INT): Likewise.
3226 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
3227 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
3228 (EXCEPTION_SECTION): Delete EH scn renaming hack.
3230 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3232 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
3233 and/or fold extra calls into fewer ones.
3234 * collect2.c (dump_file): Likewise.
3235 * cppexp.c (parse_number): Likewise.
3236 * cpplex.c (_cpp_lex_direct): Likewise.
3237 * final.c (output_asm_insn, asm_fprintf): Likewise.
3238 * fix-header.c (inf_scan_ident, main): Likewise.
3239 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
3241 * fold-const.c (real_hex_to_f): Likewise.
3242 * gen-protos.c (parse_fn_proto): Likewise.
3243 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
3244 * genrecog.c (change_state, write_action): Likewise.
3245 * gensupport.c (shift_output_template): Likewise.
3246 * local-alloc.c (requires_inout): Likewise.
3247 * mips-tfile.c (IS_ASM_IDENT): Likewise.
3248 * protoize.c (is_id_char, main): Likewise.
3249 * real.c (asctoeg): Likewise.
3250 * recog.c (asm_operand_ok): Likewise.
3251 * reload.c (find_reloads): Likewise.
3252 * scan.c (scan_identget_token): Likewise.
3253 * sched-vis.c (print_value): Likewise.
3254 * stringpool.c (ggc_alloc_string): Likewise.
3255 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
3256 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
3257 * tradcpp.c (rescan): Likewise.
3258 * tree.c (clean_symbol_name): Likewise.
3259 * varasm.c (decode_reg_name): Likewise.
3261 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
3262 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
3263 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
3264 * m88k.c (output_ascii): Likewise.
3265 * m88k.h (OVERRIDE_OPTIONS): Likewise.
3266 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
3267 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
3268 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
3270 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3272 * langhooks.c (lang_hook_default_do_nothing,
3273 lang_hook_default_decode_option): New defaults.
3274 * langhooks.h: Make hooks unconditional and non-NULL.
3275 * toplev.c (compile_file, toplev_main): Update.
3276 * toplev.h: Update comments.
3277 * objc/objc-act.c (lang_hooks): Update to new paradigm.
3279 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3281 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
3283 * system.h (IN_RANGE): New macro.
3285 2001-10-21 Zack Weinberg <zack@codesourcery.com>
3287 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
3288 INTLDEPS variable, which does not include $LIBICONV.
3289 * Makefile.in: Use INTLDEPS in LIBDEPS.
3290 * configure: Regenerate.
3292 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3294 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
3295 * cpplex.c (lex_percent, lex_dot): Remove.
3296 (get_effective_char, skip_block_comment, skip_line_comment,
3297 parse_identifier_slow, parse_number, parse_string, save_comment,
3298 _cpp_lex_direct): Update to do lookback freely.
3299 (IF_NEXT_IS, BACKUP): New macros.
3300 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
3301 * cppmacro.c (paste_tokens): Update.
3303 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
3305 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
3307 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
3309 * reload1.c (reload): Check CONSTANT_P before calling
3310 LEGITIMATE_PIC_OPERAND_P.
3311 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
3312 workaround of 2001-10-13.
3314 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3316 * i386.c (split_di): Handle splitting of DFmode.
3318 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3320 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
3321 (adjust_address_1, offset_address): Likewise.
3323 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
3324 (output_asm_insn): Call it for each line output.
3325 Don't record an operand more than once.
3327 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
3328 * main.c: Include config.h and system.h, but not ansidecl.h.
3329 * Makefile.in (main.o): Update accordingly.
3331 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3333 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
3335 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3337 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
3338 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
3340 (find_sub_basic_blocks): ... here;
3341 (find_many_sub_basic_blocks): New.
3342 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
3344 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
3346 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
3348 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
3350 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
3351 * flow.c (update_life_info): Measure time.
3352 * c-decl.c: Include timevar.h
3353 (c_expand_body): Measure time.
3354 * toplev.c (rest_of_compilation): Measure time of mode switching
3356 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
3358 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
3359 (lang_independent_options): Add asynchronous-unwind-tables
3360 (toplev_main): flag_asynchronous_unwind_tables implies
3362 * flags.h (flag_asynchronous_unwind_tables): Declare.
3363 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
3364 flag_asynchronous_unwind_tables.
3365 (output_call_frame_info): Likewise.
3366 * invoke.texi (-fasynchronous-unwind-tables): Document.
3367 * i386.c (optimization_options): Enable
3368 flag_asynchronous_unwind_tables.
3370 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
3371 * i386.md (s* expanders): Destination is QImode.
3373 * toplev.c (rest_of_compilation): Do not call clear_log_links.
3374 * rtl.h (clear_log_links): Kill.
3375 * flow.c (clear_log_links): Make static; accept blocks parameter;
3376 do no clear life info.
3377 (update_life_info): Call clear_log_links.
3379 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
3381 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
3383 * cpplex.c (handle_newline, skip_escaped_newlines,
3384 get_effective_char, skip_block_comment, skip_line_comment,
3385 parse_identifier_slow, parse_number, parse_string,
3386 _cpp_lex_direct): Update to do more stepping back.
3387 (trigraph_ok): Similarly. Rename trigraph_p.
3388 (SAVE_STATE, RESTORE_STATE): Remove.
3389 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
3391 * cpplib.c (destringize): Rename destringize_and_run, and
3392 call run_directive directly.
3393 (_cpp_do__Pragma): Simplify.
3395 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3397 * pe.c (arm_pe_unique_section): Const-ify.
3398 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
3399 (switch_to_section): Add static prototype.
3401 * output.h (drectve_section): Prototype.
3403 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3405 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
3406 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
3407 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
3408 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
3409 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3410 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
3411 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
3412 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
3413 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
3414 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
3415 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
3416 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
3417 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
3418 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
3419 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
3420 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
3421 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
3422 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
3423 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
3424 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
3425 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
3426 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
3427 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
3428 cris-*-none, cris-*-linux*: Update ${tmfile} list.
3429 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
3430 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
3431 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
3432 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
3433 v850-*-*): Delete superflous ${cpu_type} setting.
3434 * config/linux.h: Delete svr4.h include.
3435 (SET_ASM_OP): Delete.
3436 * config/netware.h (INT_ASM_OP): Undef before define.
3437 * config/ptx4.h: Delete elfos.h include.
3438 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
3439 * config/svr4.h: Delete elfos.h include. Update commentary.
3440 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
3441 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
3442 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
3443 config/v850/v850.h: Delete svr4.h include.
3444 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
3445 config/m68k/m68kv4.h, config/m88k/sysv4.h,
3446 config/sparc/sysv4.h: Update includes.
3447 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
3448 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
3449 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
3450 config/m88k/dguxbcs.h: Delete includes.
3451 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
3452 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
3453 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
3455 * config/m88k/dgux.h: Delete include.
3456 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
3458 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
3459 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
3460 * config/sh/elf.h: Update include.
3461 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
3462 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
3464 2001-10-19 Catherine Moore <clm@redhat.com>
3466 * config/stormy16/stormy-abi: Updates to varargs descriptions.
3467 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
3468 base and count fields.
3469 (stormy16_expand_builtin_va_start): last_reg_count changed to
3470 size_of_reg_args. Use count + size in first comparison.
3472 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3474 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
3475 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
3476 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
3477 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
3478 Set alignment from type if INDIRECT_REF.
3479 (adjust_address_1, offset_address): Simplify alignment compuitation.
3480 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
3481 here; done by set_mem_attributes.
3483 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3485 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
3486 * arm-protos.h (rdata_section, zero_init_section, common_section):
3488 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
3489 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
3490 traditional mode stringification.
3491 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
3492 in macros controling its use.
3493 * rtlanal.c: Include tm_p.h.
3494 * varasm.c (asm_output_aligned_bss): Mark parameter with
3496 (assemble_constant_align, assemble_start_function, assemble_align,
3497 assemble_variable, assemble_trampoline_template,
3498 output_constant_def_contents): Wrap potentially empty if-stmt body
3501 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3503 * a29k-protos.h (literal_section): Prototype.
3504 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
3505 * a29k.md: Ensure function pointers are prototyped.
3506 * genattrtab.c (write_eligible_delay): Mark parameter with
3509 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3511 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
3512 * 1750a.c (print_operand): Fix format specifier warning.
3513 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
3514 * 1750a.md: Likewise.
3515 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
3516 * genemit.c (output_add_clobbers): Mark parameter with
3518 * genrecog.c (write_subroutine): Likewise.
3519 * integrate.c (expand_inline_function): Delete unused variable.
3520 * varasm.c (remove_from_pending_weak_list): Wrap with
3523 2001-10-19 Jakub Jelinek <jakub@redhat.com>
3525 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
3526 field is different to previous argument's neg field.
3528 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
3530 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3532 * final.c (get_decl_from_op): New function.
3533 (output_asm_insn): Call it; write "*" when item with decl is address.
3535 2001-10-19 Janis Johnson <janis187@us.ibm.com>
3537 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
3538 about 64-bit support from the 3.0_branch version.
3540 2001-10-19 Zack Weinberg <zack@codesourcery.com>
3542 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
3543 USE_INCLUDED_LIBINTL when appropriate.
3544 * configure, config.in: Regenerate.
3545 * Makefile.in (datadir): Set to @datadir@.
3546 (intl.o): Also depend on $(CONFIG_H) and system.h.
3548 * intl.c: Factor out common gettext initialization sequence.
3549 (gcc_init_libintl): New function.
3550 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
3551 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
3552 off NLS. Add multiple include guard. No need to #ifdef-guard
3553 an #undef. Prototype gcc_init_libintl here.
3555 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
3556 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
3557 Use gcc_init_libintl.
3559 2001-10-19 Catherine Moore <clm@redhat.com>
3561 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
3563 * config/stormy16/stormy16.c (stormy16_split_move): Make
3564 sure that REG_INC notes are present for auto_inc operands.
3566 2001-10-19 Andreas Jaeger <aj@suse.de>
3568 * configure: Regenerated.
3569 * configure.in: Add x86_64 to switch statements.
3571 2001-10-18 Richard Henderson <rth@redhat.com>
3573 * config/alpha/alpha.md (sibcall_osf_1): Load destination
3574 address into $27 explicitly.
3575 (sibcall_value_osf_1): Likewise.
3577 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3579 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
3580 (offset_address): New function.
3581 (free_emit_status): Free regno_decl.
3582 (init_emit): Pass proper number of elements to xcalloc.
3583 Allocate regno_decl.
3584 (mark_emit_status): Mark regno_decl values.
3585 * expr.c (highest_pow2_factor): New function.
3586 (expand_assigment): Use it and offset_address.
3587 Properly handle ptr_mode vs. Pmode in offset calculation.
3588 (store_constructor, expand_expr_unaligned): Likewise.
3589 (expand_expr, case COMPONENT_EXPR): Likewise.
3590 * expr.h (offset_address): New decl.
3591 * function.h (struct emit_status): Add regno_decl.
3592 (REGNO_DECL): New macro.
3593 * final.c (output_asm_name): Move in file and don't conditionalize
3594 on flag_print_asm_name.
3595 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
3596 Output names of operands, if known.
3597 * function.c (assign_parms): Set REGNO_DECL.
3598 * integrate.c (integrate_decl_tree): Likewise.
3599 * stmt.c (expand_decl): Likewise.
3600 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
3602 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
3604 * attribs.c (handle_noinline_attribute): New function.
3605 (handle_used_attribute): Likewise.
3606 (c_common_attribute_table): Added noinline and used.
3607 * doc/extend.texi (Function Attributes): Document them.
3608 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
3609 Warn when merging inline with attribute noinline.
3610 (start_decl, start_function): Warn if inline and attribute
3611 noinline appear in the same declaration.
3613 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
3615 * config.gcc: Update c4x and i370 for C front end-specific
3617 * config/c4x/c4x-c.c: New.
3618 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
3619 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3621 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
3622 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3624 (c4x_init_pragma): Remove.
3625 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
3626 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
3627 c4x_pr_ignored): Move to c4x-c.c.
3628 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
3629 * config/c4x/t-c4x: Update.
3630 * config/i370/i370-c.c: New.
3631 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
3632 (i370_pr_map): Move to i370-c.c.
3633 * config/i370/t-i370: New.
3635 * doc/tm.texi: Update.
3637 2001-10-17 Stan Shebs <shebs@apple.com>
3639 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
3640 typo fixes throughout.
3641 (machopic_output_stub): Remove some dead code.
3643 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
3645 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
3648 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3650 * Makefile.in (print-rtl.o): Depend on TREE_H.
3651 * alias.c (get_alias_set): Make two passes over objects to first
3652 see if inner object is access via restricted pointer.
3653 Defer allocating alias set for restricted pointer until here.
3654 Call find_placeholder with second arg nonzero.
3656 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
3657 set for restricted pointer types.
3658 * emit-rtl.c (set_mem_attributes): Set more attributes.
3659 (set_mem_align, change_address, adjust_address_1): New functions.
3660 (change_address_1): Now static.
3661 (adjust_address, adjust_address_nv): Deleted.
3662 (replace_equiv_address): Call change_address_1.
3663 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
3664 (find_placeholder): Get starting point from PLIST arg.
3665 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
3666 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
3667 (adjust_address, adjust_address_nv): New macros.
3668 * print-rtl.c (tree.h): New include.
3669 (print_rtx, case MEM): Print all memory attributes.
3671 2001-10-17 Richard Henderson <rth@redhat.com>
3673 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
3675 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3677 * c-tree.texi: Eliminate duplicated word.
3678 * cpp.texi: Likewise.
3679 * install.texi: Likewise.
3680 * invoke.texi: Likewise.
3681 * tm.texi: Likewise.
3683 2001-10-17 Michael Collison <collison@isisinc.net>
3685 * dsp16xx.c: Fix comment formatting to match GNU standards.
3686 (dsp16xx_output_function_prologue): Change type of 'size'
3687 parameter from 'int' to HOST_WIDE_INT.
3688 (dsp16xx_output_function_epilogue): Change type of 'size'
3689 parameter from 'int' to HOST_WIDE_INT.
3691 2001-10-16 Richard Henderson <rth@redhat.com>
3693 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
3694 * configure, config.in: Rebuild.
3696 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
3697 (ix86_output_addr_diff_elt): New.
3698 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
3699 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3700 (JUMP_TABLES_IN_TEXT_SECTION): New.
3701 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
3702 * config/i386/i386-protos.h: Update.
3704 * config/i386/386bsd.h, config/i386/beos-elf.h,
3705 config/i386/freebsd-aout.h, config/i386/freebsd.h,
3706 config/i386/i386-interix.h, config/i386/i386elf.h,
3707 config/i386/linux.h, config/i386/netbsd-elf.h,
3708 config/i386/netbsd.h, config/i386/openbsd.h,
3709 config/i386/ptx4-i.h, config/i386/rtemself.h,
3710 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
3711 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
3713 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
3715 * stmt.c (expand_asm_operands): Update commentary.
3717 2001-10-16 Stan Shebs <shebs@apple.com>
3719 * config/darwin.h (GCC_NAME): Remove, no longer used.
3720 (NO_MATH_LIBRARY): Ditto.
3721 (MATH_LIBRARY): Define to emptiness.
3722 (DWARF2_DEBUGGING_INFO): Define.
3723 (PREFERRED_DEBUGGING_TYPE): Define.
3724 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
3725 (EXCEPTION_SECTION): Define.
3726 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3727 * config/darwin.c (darwin_encode_section_info): Handle case of
3728 DECL_INITIAL being error_mark_node.
3730 2001-10-16 Richard Henderson <rth@redhat.com>
3732 * alpha.c (current_file_function_operand): Don't fail for profiling.
3733 (direct_call_operand): New.
3734 * alpha-protos.h: Declare it.
3735 * alpha.h (EXTRA_CONSTRAINT): Use it.
3736 (PREDICATE_CODES): Add it.
3737 (ASM_OUTPUT_MI_THUNK): Remove.
3738 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
3739 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
3741 2001-10-16 Krister Walfridsson <cato@df.lth.se>
3743 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
3744 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3746 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3748 * cfg.c (free_edge): Break out from ....
3749 (remove_edge): ... here.
3750 (clear_edges): Use free_edge.
3752 * att.h (ASM_QUAD): Add comment.
3753 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
3755 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
3757 * i386.c (split_ti): New function.
3758 (ix86_split_to_parts): Support TImodes.
3759 * i386.h (VALID_INT_MODE_P): Add TImode.
3760 * i386.md (movdi splitter): Fix.
3761 (movti): Support 64bit integer registers.
3762 (movti_rex64): New function and splitter.
3764 * i386.c (*_cost): Add movsx/movzx cost.
3765 * i386.h (struct processor_costs): Add movsx/movzx fields.
3766 (RTX_COSTS): Handle zero/sign extend + avoid believing that
3767 64bit operations require split on 64bit machine.
3768 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
3770 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
3771 (ix86_expand_move): Avoid pushes of memory if size does not match;
3772 move long constants to register.
3773 (x86_initialize_trampoline): Fix mode.
3774 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
3775 Use ASM_QUAD on 64bit.
3776 * i386.md (test pattern): Disallow impossible constants.
3777 (tablejump PIC expander): Fix emitting of sum.
3778 (movdicc_rex64): Rename to movdicc.
3779 * linux64.h (LINK_SPEC): Add missing '%'.
3781 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
3783 * tree-inline.c (inlinable_function_p): Leave it up to the
3784 front-end to turn -finline-functions into DECL_INLINE set for all
3787 2001-10-16 Stan Shebs <shebs@apple.com>
3789 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
3791 2001-10-16 Alan Modra <amodra@bigpond.net.au>
3793 * recog.c: Formatting and comment typo fixes.
3795 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
3796 version in single tree build.
3797 * configure: Regenerate.
3799 2001-10-15 David Edelsohn <edelsohn@gnu.org>
3801 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
3802 MODE arguments to gen_rtx and compare operand with const0_rtx.
3804 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3806 * system.h: Poison old unused target macros.
3807 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3808 * config/stormy16/stormy16.c: Update references to obsolete macros.
3809 * config/stormy16/stormy16.h: Similarly.
3810 * config/stormy16/stormy16.md: Similarly.
3811 * config/cris/cris.h: Similarly.
3813 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3815 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
3816 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
3817 cpp_register_pragma): Update accordingly.
3819 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
3821 * c-pragma.h (cpp_register_pragma_space): Remove.
3822 * cpplib.h (cpp_register_pragma_space): Remove.
3823 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
3824 (cpp_register_pragma_space): Remove.
3825 (cpp_register_pragma): Simplify using lookup_pragma_entry,
3827 (do_pragma): Similarly.
3828 (_cpp_init_internal_pragmas): Don't register namespaces.
3830 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
3831 Don't register namespaces.
3832 * cp/lex.c (init_cp_pragma): Similarly.
3833 * doc/tm.texi: Update.
3835 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
3838 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
3840 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
3842 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
3843 add scheduling support.
3844 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
3845 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
3846 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
3849 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
3851 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
3852 missing CONSTANT_P test in core GCC.
3854 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
3856 * cppmain.c (struct printer): New member source.
3857 (scan_translation_unit): Fix spacing at start of lines.
3858 (cb_line_change): Update.
3860 * gcc.dg/cpp/spacing2.c: New test.
3862 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
3864 * config/cris/arit.c: Use __builtin_labs, not abs.
3866 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
3868 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
3869 misplaced sprintf and fprintf argument.
3871 2001-10-12 Zack Weinberg <zack@codesourcery.com>
3873 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
3874 * configure.in, Makefile.in: Take out obsolete check-po logic.
3875 * configure, config.in: Regenerate.
3877 2001-10-12 Ziemowit Laski <zlaski@apple.com>
3879 * objc/objc-act.c (finish_objc): Correct precondition for emitting
3880 symtab declarations.
3882 2001-10-12 Stan Shebs <shebs@apple.com>
3884 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
3885 declarations of arguments and local variables.
3887 2001-10-12 Christopher Faylor <cgf@redhat.com>
3889 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
3890 ENDFILE_SPEC definition.
3892 2001-10-12 Kazu Hirata <kazu@hxi.com>
3894 * gthr-dce.h: Fix comment formatting.
3895 * gthr-posix.h: Likewise.
3896 * gthr-single.h: Likewise.
3897 * gthr-solaris.h: Likewise.
3898 * gthr-vxworks.h: Likewise.
3899 * gthr-win32.h: Likewise.
3901 2001-10-12 Jakub Jelinek <jakub@redhat.com>
3903 * final.c (output_asm_insn): Make sure assembly dialects are
3904 terminated, not nested. Output `|' and `}' characters if they
3905 don't appear inside assembly dialect selection.
3906 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
3907 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
3908 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
3909 strsetsi_rex_1): Add {} braces.
3911 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3913 * toplev.c (compile_file): Ignore return value from yyparse.
3914 Always pop any nested binding levels after yyparse returns.
3916 2001-10-11 Richard Henderson <rth@redhat.com>
3918 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
3920 2001-10-11 Richard Henderson <rth@redhat.com>
3922 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
3923 fall back to add_AT_long_long for large CONST_INT.
3925 2001-10-11 Richard Henderson <rth@redhat.com>
3927 * config/i386/i386.md (setcc splitters): Add four splitters to
3928 simplify compound compares that simplify_comparison can't handle.
3930 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3932 * cpplex.c (digraph_spellings, token_spellings): Make static.
3934 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3936 * unroll.c (loop_iterations): Fixup last patch.
3938 2001-10-11 Richard Henderson <rth@redhat.com>
3940 * rtl.h (REG_VTABLE_REF): New.
3941 * rtl.c (reg_note_name): Add it.
3942 * combine.c (distribute_notes): Handle it.
3943 * final.c (final_scan_insn): Handle it.
3944 * tree.def (VTABLE_REF): New.
3945 * expr.c (expand_expr): Handle it.
3946 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
3947 * output.h: Declare them.
3949 2001-10-11 Richard Henderson <rth@redhat.com>
3951 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
3954 2001-10-11 David Edelsohn <edelsohn@gnu.org>
3956 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
3957 available in 64-bit mode.
3959 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3961 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
3962 cris-*-linux* cases.
3963 * config/cris/cris-protos.h: New file.
3964 * config/cris/cris.c: New file.
3965 * config/cris/cris.h: New file.
3966 * config/cris/cris.md: New file.
3967 * config/cris/linux.h: New file.
3968 * config/cris/aout.h: New file.
3969 * config/cris/arit.c: New file.
3970 * config/cris/cris_abi_symbol.c: New file.
3971 * config/cris/mulsi3.asm: New file.
3972 * config/cris/t-aout: New file.
3973 * config/cris/t-cris: New file.
3974 * config/cris/t-elfmulti: New file.
3975 * config/cris/t-linux: New file.
3976 * doc/invoke.texi: Add CRIS options.
3977 * doc/install.texi (Specific): Add blurb for CRIS.
3979 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
3981 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
3983 * config/float/i32.h: Likewise.
3984 * config/float-i386.h: Likewise.
3985 * config/float-i64.h: Likewise.
3986 * config/float-m68k.h: Likewise.
3987 * config/float-sh.h: Likewise.
3988 * config/float-sparc.h: Likewise.
3990 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3992 * doc/contrib.texi: Add note about CRIS port to my entry.
3994 2001-10-11 Kazu Hirata <kazu@hxi.com>
3996 * basic-block.h: Fix formatting.
3997 * bitmap.h: Likewise.
3998 * cpplib.h: Likewise.
3999 * c-tree.h: Likewise.
4000 * diagnostic.h: Likewise.
4001 * flags.h: Likewise.
4003 * longlong.h: Likewise.
4005 * reload.h: Likewise.
4009 2001-10-10 Richard Henderson <rth@redhat.com>
4011 * c-parse.in (asm_operand): Allow named operands.
4012 * genconfig.c (max_recog_operands): Set to 29.
4013 * local-alloc.c (requires_inout): Skip multiple digits.
4014 * recog.c (asm_operand_ok): Likewise.
4015 (preprocess_constraints): Use strtoul for matching constraints.
4016 (constrain_operands): Likewise.
4017 * regmove.c (find_matches): Likewise.
4018 * reload.c (find_reloads): Likewise.
4019 * stmt.c (parse_output_constraint): Don't reject in-out
4020 constraint on operands > 9. Reject '[' in constraint.
4021 (expand_asm_operands): Handle named operands. Use strtoul
4022 for matching constraints.
4023 (check_operand_nalternatives): Split out from expand_asm_operands.
4024 (check_unique_operand_names): New.
4025 (resolve_operand_names, resolve_operand_name_1): New.
4027 * doc/extend.texi (Extended Asm): Document named operands.
4028 * doc/md.texi (Simple Constraints): Document matching constraints
4031 2001-10-10 Richard Henderson <rth@redhat.com>
4033 * combine.c (try_combine): Handle a SEQUENCE of one insn.
4035 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
4036 (jcc splitters): Add two splitters to simplify compound compares
4037 that simplify_comparison can't handle.
4039 2001-10-10 Richard Henderson <rth@redhat.com>
4041 * langhooks.c: Include langhooks.h.
4042 * Makefile.in (langhooks.o): Depend on it.
4044 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
4046 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
4047 should not be considered as a no-op.
4048 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
4050 2001-10-10 Stan Shebs <shebs@apple.com>
4052 * alias.c: Remove uses of "register" specifier in declarations
4053 of arguments and local variables.
4054 * c-common.c: Ditto.
4055 * c-convert.c: Ditto.
4057 * c-format.c: Ditto.
4058 * c-semantics.c: Ditto.
4059 * c-typeck.c: Ditto.
4060 * caller-save.c: Ditto.
4063 * cfgbuild.c: Ditto.
4065 * collect2.c: Ditto.
4069 * cppfiles.c: Ditto.
4072 * defaults.h: Ditto.
4074 * dwarf2out.c: Ditto.
4075 * dwarfout.c: Ditto.
4076 * emit-rtl.c: Ditto.
4081 * fix-header.c: Ditto.
4082 * floatlib.c: Ditto.
4084 * fold-const.c: Ditto.
4085 * function.c: Ditto.
4088 * gen-protos.c: Ditto.
4089 * genattrtab.c: Ditto.
4090 * gencheck.c: Ditto.
4091 * genconfig.c: Ditto.
4093 * genextract.c: Ditto.
4094 * genflags.c: Ditto.
4095 * gengenrtl.c: Ditto.
4096 * genoutput.c: Ditto.
4098 * genrecog.c: Ditto.
4099 * gensupport.c: Ditto.
4103 * haifa-sched.c: Ditto.
4104 * hard-reg-set.h: Ditto.
4106 * integrate.c: Ditto.
4109 * local-alloc.c: Ditto.
4111 * mips-tdump.c: Ditto.
4112 * mips-tfile.c: Ditto.
4115 * print-rtl.c: Ditto.
4116 * read-rtl.c: Ditto.
4119 * reg-stack.c: Ditto.
4120 * regclass.c: Ditto.
4125 * resource.c: Ditto.
4129 * sched-deps.c: Ditto.
4130 * sched-rgn.c: Ditto.
4132 * simplify-rtx.c: Ditto.
4134 * stor-layout.c: Ditto.
4141 * xcoffout.c: Ditto.
4143 2001-10-10 Richard Henderson <rth@redhat.com>
4145 * rtl.h (can_reverse_comparison_p): Remove.
4147 2001-10-10 Christopher Faylor <cgf@redhat.com>
4149 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
4152 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4154 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
4155 (Thanks to Chris Faylor for suggesting macro name).
4156 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
4158 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
4159 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
4160 (MATH_LIBRARY): Undef before definition.
4161 (OUTPUT_QUOTED_STRING): Likewise.
4162 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
4164 2001-10-10 Richard Henderson <rth@redhat.com>
4166 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
4167 (fde_unencoded_compare): Likewise. Don't use subtraction to get
4168 a tristate comparison value.
4169 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
4171 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4174 * unroll.c (loop_iterations): Ignore insns generated by loop
4177 * config.gcc (mips*-*-gnu*): Delete support.
4178 * config/mips/gnu.h: Remove.
4180 2001-10-10 Kazu Hirata <kazu@hxi.com>
4182 * calls.c: Fix formatting.
4183 * c-decl.c: Likewise.
4184 * cfgcleanup.c: Likewise.
4185 * combine.c: Likewise.
4186 * cppfiles.c: Likewise.
4187 * cpplib.c: Likewise.
4188 * cppmacro.c: Likewise.
4189 * crtstuff.c: Likewise.
4191 * dwarf2out.c: Likewise.
4192 * expmed.c: Likewise.
4194 * fold-const.c: Likewise.
4195 * function.c: Likewise.
4197 * genattrtab.c: Likewise.
4198 * ggc-page.c: Likewise.
4199 * integrate.c: Likewise.
4200 * libgcc2.c: Likewise.
4202 * optabs.c: Likewise.
4203 * profile.c: Likewise.
4204 * protoize.c: Likewise.
4206 * recog.c: Likewise.
4207 * reload1.c: Likewise.
4208 * reload.c: Likewise.
4209 * reorg.c: Likewise.
4210 * resource.c: Likewise.
4211 * sched-rgn.c: Likewise.
4212 * sdbout.c: Likewise.
4214 * toplev.c: Likewise.
4215 * varasm.c: Likewise.
4217 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
4219 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
4220 * Makefile.in (langhooks.o): Add dependencies.
4222 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
4224 * rs6000.c (rs6000_emit_load_toc_table): Don't
4225 strdup the toc label.
4226 (create_TOC_reference): Likewise.
4228 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4230 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
4233 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4235 * config/i386/i386.c (ix86_attribute_table): Correct
4236 min_len, max_len fields for dllimport, dllexport and shared.
4238 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
4240 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
4241 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
4242 Consistently use "nonzero" instead of "non-zero".
4244 2001-10-09 Kazu Hirata <kazu@hxi.com>
4246 * acconfig.h: Fix comment formatting.
4247 * c-dump.h: Likewise.
4248 * c-tree.h: Likewise.
4249 * conditions.h: Likewise.
4251 * function.h: Likewise.
4253 * hwint.h: Likewise.
4254 * integrate.h: Likewise.
4257 * optabs.h: Likewise.
4259 2001-10-09 Kazu Hirata <kazu@hxi.com>
4261 * c-common.h: Fix comment formatting.
4262 * c-dump.c: Likewise.
4264 * diagnostic.h: Likewise.
4265 * except.c: Likewise.
4267 * gcov-io.h: Likewise.
4268 * genattrtab.c: Likewise.
4269 * output.h: Likewise.
4270 * predict.h: Likewise.
4271 * reload1.c: Likewise.
4272 * reload.h: Likewise.
4273 * resource.h: Likewise.
4275 * system.h: Likewise.
4277 * tree-inline.c: Likewise.
4278 * tsystem.h: Likewise.
4279 * varasm.c: Likewise.
4280 * xcoffout.h: Likewise.
4282 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4284 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
4286 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4288 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
4289 config/i386/i386elf.h, config/i386/netbsd-elf.h,
4290 config/i386/netware.h, config/mcore/gfloat.h,
4291 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
4292 config/netware.h, gccbug.in: Update FSF address.
4294 2001-10-09 Kazu Hirata <kazu@hxi.com>
4296 * c-common.c: Fix comment typos.
4297 * cfgrtl.c: Likewise.
4298 * collect2.c: Likewise.
4299 * cpplex.c: Likewise.
4300 * doloop.c: Likewise.
4301 * dwarf2out.c: Likewise.
4302 * dwarfout.c: Likewise.
4304 * fold-const.c: Likewise.
4308 * global.c: Likewise.
4309 * ifcvt.c: Likewise.
4311 * optabs.c: Likewise.
4312 * protoize.c: Likewise.
4313 * regclass.c: Likewise.
4314 * reorg.c: Likewise.
4318 * doc/cpp.texi: Likewise.
4319 * doc/c-tree.texi: Likewise.
4320 * doc/extend.texi: Likewise.
4321 * doc/invoke.texi: Likewise.
4322 * doc/objc.texi: Likewise.
4323 * doc/tm.texi: Likewise.
4325 2001-10-08 Richard Henderson <rth@redhat.com>
4327 * varasm.c (set_named_section_flags): Initialize "declared".
4329 2001-10-08 Robert Lipe <robertlipe@usa.net>
4331 * varasm.c (struct in_named_entry): Add declared.
4332 (named_section_first_declaration): New function.
4333 (default_elf_asm_named_section): Use it.
4334 * output.h (named_section_first_declaration): New.
4336 2001-10-08 Richard Henderson <rth@redhat.com>
4338 * i386.md (movsi_xor): Export.
4339 (setcc peep2): Use it when available; add an alternative to
4340 match zero_extendhisi2_and.
4342 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4344 * romp-protos.h (romp_initialize_trampoline): New function.
4345 * romp.c (romp_initialize_trampoline): Likewise.
4346 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
4347 romp_initialize_trampoline.
4349 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4351 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
4352 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4353 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4354 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4356 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4358 * unroll.c (loop_iterations): Extend check for multiple back edges.
4360 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
4362 * langhooks.h: New file.
4363 * Makefile.in (OBJS): Added langhooks.o.
4364 (c-lang.o): Depend on langhooks.h.
4365 (c-common.o): Don't depend on tree-inline.h.
4366 (tree-inline.o): Depend on toplev.h.
4367 (langhooks.o): New rule.
4368 * c-common.c: Don't include tree-inline.h.
4369 (c_mark_lang_decl): Mark argument c as unused.
4370 (c_common_lang_init): Don't initialize hooks here.
4371 * c-lang.c: Include langhooks.h, then override some macros.
4372 (lang_hooks): Initialize with macros in langhooks.h.
4373 (c_init): Don't initialize hooks here.
4374 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
4375 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
4376 * tree-inline.c: Include toplev.h. Don't define hook variables.
4377 * tree-inline.h: Don't define hook types nor declare hook
4378 variables. Move macros to...
4379 * langhooks.c: ... new file, as functions. Adjust all callers.
4381 2001-10-08 Jeffrey A Law <law@cygnus.com>
4383 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
4384 purge_mem_unchanging_flag on all instructions, not just on those
4385 before NOTE_INSN_FUNCTION_BEG.
4387 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4389 * cppmacro.c (_cpp_create_definition): Leave comments off.
4391 * doc/cpp.texi: Update.
4393 2001-10-08 DJ Delorie <dj@redhat.com>
4395 * c-decl.c (grokfield): Make sure the only unnamed fields
4396 we're allowing are either structs or unions.
4397 * doc/extend.texi: Add documentation for the unnamed field
4400 2001-10-08 Zack Weinberg <zack@codesourcery.com>
4402 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
4403 * configure.in: Use it.
4404 * configure: Regenerated.
4405 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
4406 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
4408 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4410 * cppfiles.c (open_file): Don't mark zero-length files
4411 never-reread here. Don't output diagnostics here either.
4412 (stack_include_file): Mark them never-reread here.
4413 (_cpp_read_file): Update.
4415 2001-10-08 Richard Henderson <rth@redhat.com>
4417 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4419 2001-10-08 Richard Henderson <rth@redhat.com>
4421 * expr.c (store_expr): When converting a CONST_INT for storage
4422 in a SUBREG, convert it to both SUBREG modes before stripping
4425 2001-10-08 Richard Henderson <rth@redhat.com>
4427 * varasm.c (restore_varasm_status): New.
4428 * function.h: Declare it.
4429 * function.c (pop_function_context_from): Call it.
4431 2001-10-08 Richard Henderson <rth@redhat.com>
4433 * c-common.h (struct c_lang_decl): Add declared_inline.
4434 * c-tree.h (DECL_DECLARED_INLINE_P): New.
4435 * c-lang.c (c_disregard_inline_limits): Use it.
4436 * c-decl.c (duplicate_decls): Likewise.
4437 (pushdecl, redeclaration_error_message): Likewise.
4438 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
4439 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
4440 Set DECL_INLINE if -finline-functions.
4441 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
4443 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4445 * cppmacro.c (funlike_invocation_p): Move some logic to caller
4446 in enter_macro_context. Create a padding token in its own context
4447 if necessary when the search for '(' fails.
4448 (enter_macro_context): Update.
4450 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4452 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
4453 genmultilib, toplev.c: Fix spelling errors of "separate" as
4454 "seperate", and corresponding spelling errors of related words.
4456 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4458 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
4459 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
4461 * c-dump.c (dump_option_value_info): Likewise.
4462 * c-format.c (format_length_info, format_char_info,
4463 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
4464 * collect2.c (names): Likewise.
4465 * cppdefault.h (default_include): Likewise.
4466 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
4467 * flow.c (life_analysis): Likewise.
4468 * gcc.c (dir_separator_str, modify_target, option_map,
4469 target_option_translations, spec_list_1, extra_specs_1,
4470 init_spec): Likewise.
4471 * gcov.c (gcov_version_string): Likewise.
4472 * genattr.c (write_units): Likewise.
4473 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
4474 * gengenrtl.c (rtx_definition, defs): Likewise.
4475 * genrecog.c (pred_table): Likewise.
4476 * global.c (global_alloc): Likewise.
4477 * lcm.c (optimize_mode_switching): Likewise.
4478 * local-alloc.c (find_free_reg): Likewise.
4479 * params.h (param_info): Likewise.
4480 * predict.c (predictor_info): Likewise.
4481 * protoize.c (unexpansion_struct): Likewise.
4482 * real.c (bmask): Likewise.
4483 * recog.h (insn_operand_data, insn_data): Likewise.
4484 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
4485 * stmt.c (expand_nl_goto_receiver): Likewise.
4486 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
4487 target_switches, target_options): Likewise.
4488 * tradcif.y (token, tokentab2, yylex): Likewise.
4489 * tree.h (attribute_spec): Likewise.
4491 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
4493 * arc.c (arc_output_function_epilogue): Likewise.
4494 * arm.c (processors, all_cores, all_architectures,
4495 arm_override_options, isr_attribute_arg, isr_attribute_args,
4496 arm_isr_value): Likewise.
4497 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
4499 * c4x.c (c4x_int_reglist): Likewise.
4500 * d30v.c (override_options): Likewise.
4501 * h8300.c (shift_insn): Likewise.
4502 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
4503 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
4504 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
4505 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
4506 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
4507 * i386.h (processor_costs, ix86_cost): Likewise.
4508 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
4509 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
4510 * m68k.c (codes_68881, codes_FPA): Likewise.
4511 * m88k.c (mode_from_align, max_from_align, all_from_align,
4512 best_from_align, m_options): Likewise.
4513 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
4514 * mcore.c (mode_from_align): Likewise.
4515 * mips/elf64.h (UNIQUE_SECTION): Likewise.
4516 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
4517 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
4518 * mips.h (mips_regno_to_class): Likewise.
4519 * ns32k.c (scales): Likewise.
4520 * pa.c (import_string, magic_milli): Likewise.
4521 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
4522 * sparc.c (leaf_reg_remap, sparc_override_options,
4523 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
4525 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
4527 2001-10-07 Dale Johannesen <dalej@apple.com>
4529 * reload1.c (reload_reg_free_p): Teach register interference
4530 checking that multiple output reloads are emitted in
4532 reload1.c (reload_reg_reaches_end_p): Ditto.
4533 reload1.c (reloads_conflict): Ditto.
4535 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4537 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
4538 NULL_TREE inside @code.
4540 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4542 * doc/gcc.texi: Document consistent style of "32-bit",
4543 "Objective-C", and "@code{NULL}".
4545 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4547 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
4548 (cpp_token_len, cpp_spell_token, cpp_output_token,
4549 _cpp_equiv_tokens): Handle it.
4550 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
4551 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
4552 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
4555 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4557 * gcc.c (default_compilers): Remove .ada.
4559 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
4561 * doc/cppinternals.texi: Update.
4563 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4565 * gcc.c (main): Set this_file_error if the appropriate
4566 compiler for a language has not been installed.
4568 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
4570 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
4572 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
4574 * gccbug.in (CATEGORIES): Add ada.
4576 2001-10-05 Catherine Moore <clm@redhat.com>
4578 * config/stormy16/stormy-abi: Document abi changes.
4579 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
4580 (ICALL_REGS): New register class.
4581 (NUM_ARGUMENT_REGISTERS): Now 6.
4582 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
4584 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
4585 * config/stormy16.md (call_internal, call_value_internal,
4586 indirect_jump): Use new 'z' constraint.
4588 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4590 * doc/cppinternals.texi: Update.
4592 2001-10-05 Richard Henderson <rth@redhat.com>
4594 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
4595 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
4596 the gas section-name-as-label feature.
4598 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4600 * doc/cppinternals.texi: Update.
4602 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4604 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
4605 to ensure valid SImode constants.
4607 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
4609 * Makefile.in (c-decl.o): Depend on tree-inline.h.
4610 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
4611 * c-decl.c: Include tree-inline.h.
4612 (c_expand_body): Call optimize_inline_calls. Determine whether
4613 a function is inlinable upfront, and only clear
4614 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
4615 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
4616 (c_disregard_inline_limits): New function.
4617 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
4618 (c_post_options): Enable tree inlining if inlining is enabled.
4619 Don't inline trees when instrumenting functions.
4620 (c_init): Initialize lang_disregard_inline_limits and
4621 lang_cannot_inline_tree_fn.
4622 * tree-inline.c (initialize_inlined_parameters): Handle calls
4623 with fewer arguments than declared parameters, and fewer
4624 parameters than passed arguments. Don't assume value is a
4626 (declare_return_variable): Convert return value back to the
4627 original type, if it was promoted.
4628 (tree_inlinable_function_p): New function.
4629 (inlinable_function_p): Don't look at DECL_INLINE if we're
4630 inlining all functions. Make it work with a NULL id.
4631 Re-check DECL_UNINLINABLE after language-specific checks.
4632 * tree-inline.h (tree_inlinable_function_p): Declare it.
4633 * integrate.c (save_for_inline): Don't bother to prepare argvec
4635 * cse.c (check_for_label_ref): Don't check deleted labels.
4637 * Makefile.in (tree-inline.o): Depend on newly-included headers.
4638 * tree-inline.c: Include headers needed for the functions moved in.
4639 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
4640 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
4641 (copy_body, initialize_inlined_parameters): Likewise.
4642 (declare_return_variable, inlinable_function_p): Likewise.
4643 (expand_call_inline, expand_calls_inline): Likewise.
4644 (optimize_inline_calls, clone_body): Likewise.
4645 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
4646 (copy_tree_r, remap_save_expr): Likewise.
4648 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
4650 * Makefile.in (OBJS): Added tree-inline.o.
4651 (c-common.o): Depend on tree-inline.h.
4652 (tree-inline.o): New target.
4653 * c-common.c: Include tree-inline.h.
4654 (c_mark_lang_decl): Don't mark saved_tree.
4655 (c_common_lang_init): Set lang_anon_aggr_type_p.
4656 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
4657 (struct c_lang_decl): Moved saved_tree to tree_decl.
4658 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
4659 * integrate.h (function_attribute_inlinable_p): Declare it.
4660 * integrate.c (function_attribute_inlinable_p): Export it.
4661 * tree-inline.c: New file. Define variables declared in...
4662 * tree-inline.h: New file. Declare functions to be moved to
4663 tree-inline.c. Define macros and declare types and hooks for
4664 language-specific tree inlining.
4665 (flag_inline_trees): Moved definition from cp/decl2.c.
4666 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
4667 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
4668 (struct tree_decl): Moved saved_tree from c_lang_decl and
4669 inlined_fns from C++'s lang_decl.
4671 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
4673 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
4674 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
4676 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
4678 * doc/cppinternals.texi: Update.
4680 2001-10-04 Eric Christopher <echristo@redhat.com>
4682 * config/mips/mips.c (init_cumulative_args): Remember to set
4684 * config.gcc: Redo linux configuration. Add target_cpu_default
4685 of soft-float to all mipsisa32 combinations and tx39.
4686 * config/mips/linux.h: Remove include of mips.h.
4688 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
4690 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
4691 HOST_LDFLAGS and HOST_CPPFLAGS.
4693 2001-10-03 Ziemowit Laski <zlaski@apple.com>
4695 * c-parse.in (objc_inherit_code, objc_pq_context,
4696 objc_public_flag): Make static.
4697 (objc_interface_context, objc_implementation_context,
4698 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
4699 global tree array in objc/objc-act.[ch].
4700 (methoddef): Remove unnecessary code.
4702 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
4703 Hoist struct definitions to objc-act.h.
4704 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
4705 cat_count): Place declaration in objc-act.h.
4706 (objc_tree_index): Move enumeration to objc-act.h.
4707 (objc_global_trees): Place declaration and macro accessors in
4709 (implementation_context): Remove duplicate; use
4710 objc_implementation_context instead:
4711 (method_context): Remove duplicate; use objc_method_context
4713 (objc_ellipsis_node, objc_method_prototype_template,
4714 implemented_classes, function_type): Move global vars to
4716 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
4717 (build_message_expr): Move actual construction of ObjC message
4718 send nodes to finish_message_expr.
4719 (finish_message_expr): New routine, contains code formerly in
4721 * objc/objc-act.h (finish_message_expr): New prototype.
4722 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
4723 declarations; these vars are now part of objc_global_trees.
4724 (objc_tree_index, objc_global_trees): Move definitions from
4726 * objc/objc-tree.def: Update copyright info.
4728 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
4730 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
4732 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
4733 only if TARGET_ARCH64.
4735 2001-10-02 Bernd Schmidt <bernds@redhat.com>
4737 * doc/extend.texi: Fix some problems with previous checkin.
4738 * doc/invoke.texi: Likewise.
4740 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
4742 * cpphash.h: Update comments.
4743 (cpp_context): Update.
4744 (spec_nodes): Remove n__Pragma.
4745 * cppinit.c (cpp_create_reader): Update.
4746 (builtin_array): Add _Pragma.
4747 * cpplib.h: Update comments.
4748 (NODE_DISABLED, BT_PRAGMA): New.
4749 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
4750 * cppmacro.c (struct cpp_macro): Remove disabled.
4751 (builtin_macro): Return int, handle _Pragma, push the new token
4752 on the context stack.
4753 (funlike_invocation_p): Unconstify, update.
4754 (enter_macro_context): Handle builtins here.
4755 (replace_args, push_token_context, push_ptoken_context):
4756 Update for prototype changes.
4757 (_cpp_pop_context): Update.
4758 (cpp_get_token): Don't handle buitins, nor _Pragma here.
4759 (cpp_sys_macro_p): Update.
4760 (_cpp_free_definition): Clear disabled flag.
4761 (_cpp_create_definition): Upate.
4762 * cppmain.c: Update comments.
4764 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
4765 Andreas Jaeger <aj@suse.de>,
4766 Jan Hubicka <jh@suse.cz>
4768 * doc/invoke.texi (i386 Options): Document x86-64 options.
4769 (i386 and x86-64 Options): Rename i386 options section.
4771 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
4772 (TARGET_SWITCHES): Add -munwind-info.
4773 (MASK_NO_UNWIND_INFO): New.
4774 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
4776 (ASM_OUTPUT_DOUBLE_INT): New.
4778 * config/i386/linux64.h: New spec file for Linux x86-64 support.
4779 * config.gcc: Fix tm_file settings for x86-64.
4780 * config/i386/x86-64.h: New file with OS independent x86-64
4782 * config/i386/biarch64.h: New file used to configure compiler
4783 to biarch/64bit compilation.
4785 * config/i386/i386.c: (override_options): Set flags default
4786 for 64bit compilation.
4788 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4790 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
4791 (ix86_expand_int_movcc): Optimize DImode conditional moves with
4792 constants on x86_64.
4793 (ix86_attr_length_immediate_default): Support MODE_DI.
4794 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
4796 (indirect_jump, tablejump): Turn into expander.
4798 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4800 * c-common.c (c_format_attribute_table): Make format and
4801 format_arg attributes apply to function types rather than to
4803 (is_valid_printf_arglist): Construct an attribute list and pass
4804 that to check_function_format rather than a name.
4805 * c-common.h (check_function_format): Adjust prototype.
4806 * c-decl.c (duplicate_decls): Preserve attributes from type of
4807 built-in decl when allowing for harmless conflict in types.
4808 * c-format.c (record_function_format,
4809 record_international_format, function_format_list,
4810 international_format_info, international_format_list): Remove.
4811 (function_format_info): Remove next, name and assembler_name.
4812 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
4813 (decode_format_attr): New.
4814 (handle_format_attribute): Handle receiving a type rather than a
4815 decl. Call decode_format_attr. Store format information in a
4816 function_format_info.
4817 (handle_format_arg_attribute): Correct comment. Handle receiving
4818 a type rather than a decl. Use unsigned HOST_WIDE_INT for
4820 (check_format_info_recurse, check_format_info_main): Take argument
4821 numbers as unsigned HOST_WIDE_INT.
4822 (check_function_format): Take a list of attributes from the
4823 function type rather than a name or assembler name. Check for
4824 format attributes in that list and the attributes on the type of
4825 the current function rather than looking through
4826 function_format_list.
4827 (check_format_info): Use unsigned HOST_WIDE_INT for argument
4829 (check_format_info_recurse): Take format_arg attributes from the
4830 type of the function calls rather than using
4831 international_format_list. Allow for multiple format_arg
4833 * c-typeck.c (build_function_call): Pass type attributes to
4834 check_function_format rather than name or assembler name. Don't
4835 require there to be a name or assembler name to check formats.
4837 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4839 * attribs.c (decl_attributes): Possibly call
4840 insert_default_attributes to insert default attributes on
4841 functions in a lazy manner.
4842 * builtin-attrs.def: New file; define the default format and
4843 format_arg attributes.
4844 * c-common.c (c_format_attribute_table): Move to earlier in the
4846 (c_common_nodes_and_builtins): Initialize format_attribute_table.
4847 (enum built_in_attribute, built_in_attributes,
4848 c_attrs_initialized, c_init_attributes,
4849 c_common_insert_default_attributes): New.
4850 (c_common_lang_init): Don't initialize format_attribute_table. Do
4851 call c_init_attributes.
4852 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
4853 * c-common.h (init_function_format_info): Don't declare.
4854 (c_common_insert_default_attributes): Declare.
4855 * c-decl.c (implicitly_declare, builtin_function): Call
4857 (init_decl_processing): Don't call init_function_format_info.
4858 (insert_default_attributes): New.
4859 * c-format.c (handle_format_attribute,
4860 handle_format_arg_attribute): Be quiet about inappropriate
4861 declaration when applying default attributes.
4862 (init_function_format_info): Remove.
4863 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
4864 (insert_default_attributes): Declare.
4866 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4868 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
4870 2001-10-01 Jim Wilson <wilson@redhat.com>
4872 * sched-deps.c (add_dependence): When elide conditional dependence,
4873 check that insn doesn't modify cond2.
4875 2001-10-01 Dale Johannesen <dalej@apple.com>
4877 * config/rs6000/rs6000.h (enum processor_type): Add support
4878 for 7400 (G4) and 7450.
4880 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4881 (rs6000_issue_rate): Ditto.
4882 (rs6000_adjust_cost): Fix cycle counts for compares.
4883 (debug_stack_info): Fix an obvious typo.
4884 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
4885 * doc/invoke.texi: Document.
4886 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
4888 (PROCESSOR_DEFAULT): Ditto.
4890 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
4892 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
4893 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
4894 later recursive make invocation.
4896 2001-10-01 Hans Boehm <boehm@acm.org>
4898 * optabs.c (emit_libcall_block): When using non-call exceptions,
4899 don't add REG_LIBCALL reg notes to trapping calls.
4901 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4903 * flow.c (propagate_block_delete_libcall): Remove unused first arg
4904 (propagate_one_insn): Update for above change
4906 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4908 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
4909 _Unwind_GetTextRelBase): Argument is unused.
4911 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4913 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
4914 Loop through NOPs, placeholders, and components.
4915 Don't go through NOPs if change mode.
4916 (record_alias_subset): Do nothing if SUBSET and SET are the same.
4917 * emit-rtl.c (set_mem_alias_set): Enable check.
4918 * expr.c (find_placeholder): New function.
4919 (expand_expr, case PLACEHOLDER_EXPR): Use it.
4920 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
4921 to modify it and avoid unneeded copies.
4922 * expr.h (expand_expr): Always define.
4923 (find_placeholder): New declaration.
4925 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4927 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
4928 operand 2 is the stack pointer.
4929 ("addr-peephole"): Fix address computation peephole when operand 2
4930 is the stack pointer.
4932 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4934 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
4935 (ix86_setup_incoming_varargs): Likewise.
4937 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
4939 * stor-layout.c (layout_type): Don't complain about too-large
4942 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4944 * function.c (keep_stack_depressed): Don't use delete_insn.
4946 * expr.h (set_mem_alias_set): Move decl to here.
4947 * rtl.h (mem_attrs): New typedef and struct.
4948 (union rtunion_def): Add field for mem_attrs.
4949 (X0MEMATTR, MEM_ATTRS): New macros.
4950 (MEM_ALIAS_SET): Use MEM_ATTRS.
4951 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
4952 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
4953 (set_mem_alias_set): Delete decl from here.
4955 * alias.c (set_mem_alias_set): Delete from here.
4956 * emit-rtl.c (mem_attrs_htab): New variable.
4957 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
4958 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
4959 (mem_attrs_mark, get_mem_attrs): Likewise.
4960 (gen_rtx_MEM): Clear MEM_ATTRS.
4961 (set_mem_attributes): Move to here.
4962 (set_mem_alias_set): Likewise, and call get_mem_attrs.
4963 (init_emit_once): const_int_htab now deletable htab.
4964 Initialize mem_attrs_htab.
4965 * explow.c (set_mem_attributes): Delete from here.
4966 * function.c (put_var_into_stack): Clear MEM_ATTRS.
4967 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
4968 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
4969 * reload1.c (reload): Rework changing REG to MEM.
4971 2001-09-30 H.J. Lu <hjl@gnu.org>
4973 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
4974 * config.in: Rebuild.
4976 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4978 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
4979 ("tsthi_1"): Avoid allocation in register y.
4980 ("*movqi_68hc12"): Reorganize and fix constraints.
4981 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
4982 ("addqi3"): Likewise.
4983 ("addhi3"): Fix constraints.
4984 ("*logicalhi3_zexthi"): Disparage soft registers.
4986 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4988 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
4991 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4993 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
4994 that we use setjmp/longjmp exceptions.
4996 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
4998 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
4999 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
5000 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
5001 _cpp_pool_alloc, _cpp_next_chunk): Remove.
5002 (_cpp_extend_buff, BUFF_ROOM): Update.
5003 (_cpp_append_extend_buff): New.
5004 (struct cpp_reader): Remove macro_pool, add a_buff.
5005 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
5007 (cpp_destroy): Free a_buff instead of macro_pool.
5008 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
5009 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
5010 _cpp_pool_alloc, ): Remove.
5011 (parse_number, parse_string): Update use of _cpp_extend_buff.
5012 (_cpp_extend_buff): Update.
5013 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
5014 * cpplib.c (glue_header_name, parse_answer):
5015 Update use of _cpp_extend_buff.
5016 (cpp_register_pragma, cpp_register_pragma_space): Use
5018 (do_assert, do_unassert): Check for EOL, update.
5019 * cppmacro.c (stringify_arg, collect_args): Update to use
5020 _cpp_extend_buff and _cpp_append_extend_buff.
5021 (save_parameter, parse_params, alloc_expansion_token,
5022 _cpp_create_definition): Rework memory management.
5024 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
5026 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
5027 update md_exec_prefix.
5028 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
5031 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5033 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
5034 (SELECT_CC_MODE): Use s390_select_ccmode.
5035 * config/s390/s390-protos.h (s390_select_ccmode): Add.
5036 * config/s390/s390.c (s390_select_ccmode): New.
5037 (s390_match_ccmode): Add CCLmode.
5038 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
5039 (output_branch_condition, output_inverse_branch_condition): Removed.
5040 (print_operand): Use s390_branch_condition_mnemonic.
5041 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
5042 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
5043 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
5045 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
5046 when converting conditional branches to far branches.
5047 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
5048 cmpint_di): Use CCSmode instead of CCUmode.
5050 * config/s390/s390.c (legitimate_la_operand_p): New.
5051 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
5052 * config/s390/s390.md (movsi): Convert load address patterns to
5053 arithmetic operations when necessary.
5054 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
5055 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
5056 (*do_la_reg_0): Don't use before reload.
5058 * config/s390/s390.c (legitimize_address): Make more efficient
5059 use of two-register addressing mode.
5061 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
5062 with -mno-backchain in some corner cases.
5064 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
5066 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
5068 * reload.c (find_reloads): Mark new USE insns with QImode.
5069 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
5070 find_reloads_subreg_address): Likewise.
5071 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
5073 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
5075 (reload): Make sure there are no USEs with mode other than
5076 VOIDmode. At the end, remove those marked with QImode.
5078 2001-09-29 Per Bothner <per@bothner.com>
5080 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
5081 * Makefile.in (includedir): Rename to local_includedir.
5082 (includedir): Define as $(prefix)/include.
5083 * config.in (PREFIX_INCLUDE_DIR): New variable.
5084 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
5086 2001-09-29 Bernd Schmidt <bernds@redhat.com>
5088 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
5090 * doc/extend.texi (Vector Extensions): New node.
5091 * doc/invoke.texi (Machine Dependent Options): Add documentation for
5092 i386 -mmmx, -msse, -m3dnow.
5094 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5096 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
5098 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
5100 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
5102 * doc/invoke.texi (Optimize Options): Delete spurious @table.
5104 2001-09-28 Richard Henderson <rth@redhat.com>
5106 * varasm.c (assemble_integer): Bound alignment check by
5109 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
5111 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5113 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
5115 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5117 Mostly from Graham Stott <grahams@redhat.com>
5118 * c-common.c (type_for_mode): Add support for V2SFmode.
5119 * tree.c (build_common_tree_nodes_2): Likewise.
5120 * tree.h (enum tree_index, global_trees): Likewise.
5121 * config/i386/i386.c (x86_3dnow_a): New variable.
5122 (override_options): Support 3Dnow extensions.
5123 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
5124 Athlon's version of 3Dnow.
5125 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
5126 (ix86_expand_builtin): Handle them.
5127 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
5128 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
5129 TARGET_3DNOW_A): New macros.
5130 (TARGET_SWITCHES): Add 3Dnow switches.
5131 (VALID_MMX_REG_MODE_3DNOW): New macro.
5132 (VECTOR_MODE_SUPPORTED_P): Use it.
5133 (enum ix86_builtins): Add entries for 3Dnow builtins.
5134 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
5135 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
5136 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
5137 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
5138 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
5139 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
5140 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
5141 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
5142 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
5143 sfence_insn, prefetch): Make these available if TARGET_SSE or
5146 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5148 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
5149 ix86_va_start, ix86_build_va_list): Declare.
5150 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
5151 ix86_va_start, ix86_build_va_list): New global functions.
5152 * i386.md (sse_prologue_save_insn): New insn.
5153 (sse_prologue_save): New expander.
5154 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
5155 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
5157 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5159 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
5160 Use size_t everywhere, make definitions consistent with
5163 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
5165 * gcse.c (replace_store_insn): Use delete_insn.
5166 * loop.c (move_movables): Likewise; avoid delete_insn
5167 from clobbering notes moved elsewhere.
5168 (check_dbra_loop): Use delete_insn.
5169 * ssa.c (convert_from_ssa): Likewise.
5170 * cse.c (cse_insn): Use delete_insn.
5172 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5174 * cpphash.h (struct cpp_buff): Make unsigned.
5175 (_cpp_get_buff): Take length of size_t.
5176 (_cpp_unaligned_alloc): New.
5177 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
5178 (struct cpp_reader): Remove ident_pool. Add u_buff.
5179 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
5180 (cpp_destroy): Destroy u_buff, not ident_pool.
5181 * cpplex.c (parse_number, parse_string, save_comment,
5182 cpp_token_as_text): Update to use the unaligned buffer.
5183 (new_buff): Make unsigned.
5184 (_cpp_unaligned_alloc): New.
5185 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
5186 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
5188 (collect_args): Make unsigned.
5190 2001-09-27 Zack Weinberg <zack@codesourcery.com>
5192 * cpplex.c (cpp_output_token): Use a putc loop for
5193 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
5195 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
5196 * configure, config.in: Regenerate.
5197 * system.h: Replace fwrite and fprintf with their unlocked
5198 variants if available.
5200 2001-09-27 Richard Henderson <rth@redhat.com>
5202 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
5203 in favour of .eh_frame.
5205 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
5207 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
5209 (LIBCALL_VALUE): Likewise.
5211 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5213 * cpphash.h: Update comment.
5214 * cpplex.c: Update comments.
5215 (_cpp_can_paste): Remove.
5216 * cpplib.h (_cpp_can_paste): Remove.
5217 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
5218 lexer rather than _cpp_can_paste.
5220 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5222 * doc/cppinternals.texi: Update.
5224 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5226 * cpphash.h (struct cpp_pool): Remove locks and locked.
5227 (struct cpp_context): Add member buff.
5228 (struct cpp_reader): Remove member argument_pool.
5229 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5230 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
5231 * cpplex.c (chunk_suitable): Remove pool argument.
5232 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
5233 (new_buff, _cpp_extend_buff): Update.
5234 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
5235 which buffer is returned.
5236 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
5237 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5238 * cppmacro.c (lock_pools, unlock_pools): Remove.
5239 (push_ptoken_context): Take a _cpp_buff.
5240 (enter_macro_context): Pool locking removed.
5241 (replace_args): Use a _cpp_buff for the replacement list with
5243 (push_token_context): Clear buff.
5244 (expand_arg): Use _cpp_pop_context.
5245 (_cpp_pop_context): Free a context's buffer, if any.
5247 2001-09-26 DJ Delorie <dj@redhat.com>
5249 * c-typeck.c (digest_init): Check for sizeless arrays.
5251 2001-09-26 Richard Henderson <rth@redhat.com>
5253 * optabs.c (init_one_libfunc): Create a dummy function type
5254 instead of using error_mark_node.
5256 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5258 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
5259 _cpp_extend_buff, _cpp_free_buff): New.
5260 (struct cpp_reader): New member free_buffs.
5261 * cppinit.c (cpp_destroy): Free buffers.
5262 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
5263 _cpp_extend_buff, _cpp_free_buff): New.
5264 * cpplib.h (struct cpp_options): Remove unused member.
5265 * cppmacro.c (collect_args): New. Combines the old parse_arg
5266 and parse_args. Use _cpp_buff for memory allocation.
5267 (funlike_invocation_p, replace_args): Update.
5269 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5271 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
5273 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
5275 * except.c (sjlj_mark_call_sites): Change address inside sequence.
5277 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
5279 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
5282 2001-09-25 Janis Johnson <janis187@us.ibm.com>
5283 Jim Wilson <wilson@redhat.com>
5285 * doc/install.texi (Specific, ia64-*-linux): Document.
5287 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5289 * Makefile.in (cfgrtl.o): Add.
5290 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5291 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5292 free_aux_for_edge): Declare.
5294 (HAVE_return): Undefine.
5295 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5296 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5297 free_aux_for_edge): New global functions.
5298 (first_delete_block): New static variable.
5299 (init_flow): Clear first_delete_block.
5300 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
5301 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
5302 try_redirect_by_replacing_jump, last_loop_beg_note,
5303 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
5304 delete_insn, delete_insn_chain, create_basic_block_structure,
5305 create_basic_block, flow_delete_block, compute_bb_for_insn,
5306 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
5307 set_block_for_new_insns, split_block, merge_blocks_nomove,
5308 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5309 redirect_edge_and_branch, force_nonfallthru_and_redirect,
5310 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
5311 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
5312 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
5313 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
5314 purge_all_dead_edges): Move to ....
5315 * cfgrtl.c: New file; .... Here.
5317 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
5318 (reroder_basic_block): Use alloc_aux_for_blocks.
5319 * predict.c (estimate_bb_frequencies): Likewise; use
5320 alloc_aux_for_edges.
5321 * profile.c (compute_branch_probabilities): Likewise.
5322 (branch_prob): Likewise.
5323 * reg-stack.c (reg_to_stack): Likewise.
5325 * emit-rtl.c (emit_insns_after): Never return NULL.
5327 * basic-block.h (set_block_for_new_insns): Delete.
5328 * cfgrtl.c (set_block_for_new_insns): Delete.
5330 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
5331 calls when crossjumping.
5333 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
5334 * unroll.c (copy_loop_body): Use delete_insn.
5336 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
5337 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
5338 keep_stack_depressed): Likewise.
5339 * gcse.c (cprop_cc0_jump): Likewise.
5340 * local-alloc.c (update_equiv_regs): Likewise.
5341 * loop.c (scan_loop, loop_delete_insns): Likewise.
5342 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
5343 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
5344 delete_output_reload, delete_address_reloads_1,
5345 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
5347 * sibcall.c (replace_call_placeholder): Likewise.
5348 * cse.c (cse_insn): Likewise.
5350 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5352 From Graham Stott <grahams@redhat.com>
5353 (def_builtin): Only define builtins appropriate for target_flags. All
5355 (builtin_decsription): Add new field mask which is used to determine
5356 when to define the builtin via the macro def_builtin.
5358 (bdesc_comi): Initialise new mask fields.
5359 (bdesc_2srg): Likewise.
5360 (bdesc_1arg): Likewise.
5362 * config/i386/i386.c (ix86_init_builtins): Correct return type
5363 building v4hi_ftype_v4hi_int_int tree node.
5364 (ix86_expand_sse_comi): Fix typo swapping operands.
5365 Don't swap comparision condition, it is already swapped.
5366 (ix86_expand_sse_compare): Before swapping operands
5367 move operand 1 into new rtx and not the target rtx.
5368 Don't swap comparison condition, it is already swapped.
5369 Always check whether we need to create a new TARGET.
5371 * config/i386/i386.md: (sse_comi) Fix typos.
5372 (sse_ucomi): Likewise.
5373 (cvtss2si): Fix operand 0 contraint.
5374 (cvttss2si): Likewise.
5375 (sse_unpckhps): Fix mode for operand 2.
5376 (sse_unpcklps): Likewise.
5378 2001-09-25 Graham Stott <grahams@redhat.com>
5380 * sibcall.c (skip_copy_to_return_value): Tighten return value
5383 2001-09-24 David Edelsohn <edelsohn@gnu.org>
5385 * rs6000.c (lwa_operand): Address must be word aligned.
5387 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5389 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
5390 number has been set.
5391 (type_hash_mark): Mark type itself.
5393 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
5395 * c-lex.c (cb_def_pragma): Update.
5396 (c_lex): Update, and skip padding.
5397 * cppexp.c (lex, parse_defined): Update, remove unused variable.
5398 * cpphash.h (struct toklist): Delete.
5399 (union utoken): New.
5400 (struct cpp_context): Update.
5401 (struct cpp_reader): New members eof, avoid_paste.
5402 (_cpp_temp_token): New.
5403 * cppinit.c (cpp_create_reader): Update.
5404 * cpplex.c (_cpp_temp_token): New.
5405 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
5406 (cpp_output_token): Don't print leading whitespace.
5407 (cpp_output_line): Update.
5408 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
5409 do_include_common, do_line, do_ident, do_pragma,
5410 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
5411 parse_assertion): Update.
5412 (get_token_no_padding): New.
5413 * cpplib.h (CPP_PADDING): New.
5414 (AVOID_LPASTE): Delete.
5415 (struct cpp_token): New union member source.
5416 (cpp_get_token): Update.
5417 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
5418 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
5419 replace_args, quote_string, stringify_arg, parse_arg, next_context,
5420 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
5421 _cpp_backup_tokens, _cpp_create_definition): Update.
5422 (push_arg_context): Delete.
5423 (padding_token, push_token_context, push_ptoken_context): New.
5424 (make_string_token, make_number_token): Update, rename.
5425 (cpp_get_token): Update to handle tokens as pointers to const,
5426 and insert padding appropriately.
5427 * cppmain.c (struct printer): New member prev.
5428 (check_multiline_token): Constify.
5429 (do_preprocessing, cb_line_change): Update.
5430 (scan_translation_unit): Update to handle spacing.
5431 * scan-decls.c (get_a_token): New.
5432 (skip_to_closing_brace, scan_decls): Update.
5433 * fix-header.c (read_scan_file): Update.
5435 * doc/cpp.texi: Update.
5437 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5439 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
5440 leak by passing malloc'ed pointer to reconcat, not concat.
5442 2001-09-24 DJ Delorie <dj@redhat.com>
5444 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
5446 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
5448 * flow.c (delete_dead_jumptables): Delete jumptable if the only
5449 reference is from the literal pool.
5451 2001-09-24 Janis Johnson <janis187@us.ibm.com>
5453 * doc/install.texi (Final install): Request additional information
5454 in mail about successful builds.
5456 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5458 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
5459 initial value of return pointer register instead of value in frame-20.
5462 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5464 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
5465 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
5466 the libcall if there isn't a referenced identifier for the symbol.
5468 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5470 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
5471 non 64-bit machines. Use these as a plabel for the trampoline.
5472 (TRAMPOLINE_SIZE): Adjust size for new words.
5473 (INITIALIZE_TRAMPOLINE): Initialize new words.
5474 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
5475 pointer to the plabel in the trampoline.
5477 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5479 * pa.c (function_arg): Pass floating arguments in both general and
5480 floating registers in indirect (dynamic) calls when generating code
5481 for the 32 bit ABI and the HP assembler.
5483 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5485 * doc/install.texi: Markup fixes.
5486 Use Solaris 2, SunOS 4 as appropriate.
5487 (Specific, *-*-solaris2*): Explain this.
5488 Unconditionally warn against /usr/ucb tools.
5489 Remove Sun as warning, obsolete.
5490 Move X11 header bug workaround here, update patches.
5491 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
5492 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
5494 2001-09-23 Zack Weinberg <zack@codesourcery.com>
5496 * errors.h (warning, error, fatal, internal_error): Don't mark
5497 with ATTRIBUTE_PRINTF_n.
5498 * toplev.h (internal_error, fatal_io_error, warning, error,
5499 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
5500 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
5503 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5505 * function.c (pop_function_context_from): var_refs_queue
5506 and temp slots now in GC memory.
5507 (mark_function_status, free_after_compilation): Likewise;
5508 also struct function now in GC memory.
5509 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
5510 (combine_temp_slots): Likewise.
5511 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
5512 (prepare_function_start): Use GC memory for struct function.
5513 (mark_temp_slot): Deleted.
5514 (gcc_mark_struct_function): struct function now in GC memory.
5516 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
5517 code for division, not modulus.
5519 * rtl.def (MEM): Remove obsolete part of comment.
5521 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
5523 * c-format.c (init_function_format_info): Check __builtin_printf
5524 and __builtin_fprintf even if -ffreestanding. Check C99 functions
5527 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5529 * c-common.c (format_attribute_table): Remove decl.
5530 * tree.h (format_attribute_table, lang_attribute_table): New decls.
5531 (lang_attribute_common): Likewise.
5533 * function.c (fix_lexical_address): Use set_mem_alias_set.
5534 (expand_function_start): Likewise.
5535 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
5537 * varasm.c (output_constant): Fix unused variable warning.
5539 * attribs.c: New file, from c-common.c.
5540 (attribute_tables): Now four elements.
5541 (format_attribute_table, lang_attribute_common): New variables.
5542 (init_attributes): Reflect above changes.
5543 (handle_mode_attribute): Delete check for wider than uintmax.
5544 * c-common.c: Delete parts moved to attribs.c.
5545 (enum attrs): Deleted; unused.
5546 (c_format_attribute_table): New variable.
5547 (c_common_lang_init): Initialize format_attribute_table with it.
5548 * c-common.h (decl_attributes): Remove decl.
5549 * tree.h (decl_attribute): Move it to here.
5550 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
5551 (attribs.o): New rule.
5553 2001-09-22 Andreas Jaeger <aj@suse.de>
5555 * builtins.c (c_getstr): Remove unused variable.
5557 2001-09-21 Richard Henderson <rth@redhat.com>
5559 * reload1.c (reload): Use delete_insn instead of splatting
5562 2001-09-21 Richard Henderson <rth@redhat.com>
5564 * reload.c (push_secondary_reload): Don't check for "=" in output
5565 constraint after ""->ALL_REGS check.
5567 2001-09-21 Richard Henderson <rth@redhat.com>
5569 * predict.c (expected_value_to_br_prob): Use pc_set.
5571 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
5572 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
5574 2001-09-21 Richard Henderson <rth@redhat.com>
5576 * rtl.h (LCT_RETURNS_TWICE): New.
5577 * calls.c (emit_call_1): Set current_function_calls_setjmp for
5579 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
5580 to ECF_RETURNS_TWICE.
5581 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
5584 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
5586 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
5587 (JMP_BUF_SIZE): New.
5589 2001-09-21 Richard Henderson <rth@redhat.com>
5591 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
5594 2001-09-21 Richard Henderson <rth@redhat.com>
5596 * tree.def (FDESC_EXPR): New.
5597 * expr.c (expand_expr): Handle it.
5598 * varasm.c (initializer_constant_valid_p): Likewise.
5599 (output_constant): Likewise.
5600 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5601 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5602 (ASM_OUTPUT_FDESC): New.
5603 * doc/tm.texi: Document the new macros.
5605 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5607 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
5608 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
5609 once merging is complete.
5611 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5613 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
5615 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5617 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
5618 that would be invalid after a merge.
5620 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
5622 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
5623 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
5625 (flow_delete_insn): This one.
5626 (delete_insn_chain): Rename from ...; do not care labels.
5627 (flow_delete_insn_chain): ... this one.
5628 (flow_delete_block): Remove the insns one BB has been expunged.
5629 (merge_blocks_nomove): Likewise.
5630 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
5631 updating BB boundaries.
5632 (tidy_fallthru_edge): Likewise.
5633 (commit_one_edge_insertion): Likewise.
5634 * cfgbuild.c (find_basic_block): Likewise.
5635 (find_basic_blocks_1): Likewise.
5636 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
5637 (try_crossjump_to_edge): Likewise.
5638 (try_optimize_cfg): Likewise.
5639 * cse.c (delete_trivially_dead_insns): Likewise.
5640 * df.c (df_insn_delete): Likewise.
5641 * doloop.c (doloop_modify): Use delete_related_insns.
5642 * emit-rtl.c (try_split): Likewise.
5643 (remove_insn): Update BB boundaries.
5644 * expect.c (connect_post_landing_pads): Use delete_related_insns.
5645 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
5646 updating BB boundaries.
5647 (propagate_block_delete_insn): Likewise.
5648 (propagate_block_delete_libcall): Likewise.
5649 * function.c (delete_handlers): Use delete_related_insns.
5650 (thread_prologue_and_epilogue_insns): Likewise.
5651 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
5652 * genpeep.c (gen_peephole): Use delete_related_insns.
5653 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
5655 (find_cond_trap): Likewise.
5656 * integrate.c (save_for_inline): Use delete_related_insns.
5657 (copy_insn_list): Likewise.
5658 * jump.c (pruge_linie_number_notes): Likewise.
5659 (duplicate_loop_exit_test): Likewise.
5660 (delete_computation): Likewise.
5661 (delete_related_insn): Rename from ...; use delete_insn
5662 (delete_insn): ... this one.
5663 (redirect_jump): Use delete_related_insns.
5664 * loop.c (scan_loop): Likewise.
5665 (move_movables): Likewise.
5666 (find_and_verify_loops): Likewise.
5667 (check_dbra_loop): Likewise.
5668 * recog.c (peephole2_optimize): Likewise.
5669 * reg-stack.c (delete_insn_for_stacker): Remove.
5670 (move_for_stack_reg): Use delete_insn.
5671 * regmove.c (combine_stack_adjustments_for_block): Likewise.
5672 * reload1.c (delete_address_reloads): Use delete_related_insns.
5673 (fixup_abnormal_edges): Use delete_insn.
5674 * recog.c (emit_delay_sequence): Use delete_related_insns.
5675 (delete_from-delay_slot): Likewise.
5676 (delete_scheduled_jump): likewise.
5677 (optimize_skip): Likewise.
5678 (try_merge_delay_insns): Likewise.
5679 (full_simple_delay_slots): Likewise.
5680 (fill_slots_from_thread): Likewise.
5681 (relax_delay_slots): Likewise.
5682 (make_return_insns): Likewise.
5683 (dbr_schedule): Likewise.
5684 * rtl.h (delete_insn): Rename to delete_related_insns.
5685 (delete_insn, delete_insn_chain): New prototypes.
5686 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
5687 by df_insn_delete already.
5688 * ssa-dce.c (delete_insn_bb): Use delete_insn.
5689 * ssa.c (convert_from_ssa): Use delete_related_insns.
5690 * unroll.c (unroll_loop): Likewise.
5691 (calculate_giv_inc): Likewise.
5692 (copy_loop_body): Likewise.
5694 * i386-protos.h (ix86_libcall_value, ix86_function_value,
5695 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5696 ix86_return_in_memory, ix86_function_value): Declare.
5697 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
5698 new static valurables.
5699 (x86_64_reg_class): New enum
5700 (x86_64_reg_class_name): New array.
5701 (classify_argument, examine_argument, construct_container,
5702 merge_classes): New static functions.
5703 (optimization_options): Enable flag_omit_frame_pointer and disable
5704 flag_pcc_struct_return on 64bit.
5705 (ix86_libcall_value, ix86_function_value,
5706 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5707 ix86_return_in_memory, ix86_function_value): New global functions.
5708 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
5709 (function_arg_advance): Handle x86_64 passing conventions.
5710 (function_arg): Likewise.
5711 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
5712 (RETURN_IN_MEMORY): Move offline.
5713 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
5714 (FUNCTION_VALUE_REGNO_P): New macro.
5715 (FUNCTION_ARG_REGNO_P): Move offline.
5716 (struct ix86_args): Add maybe_vaarg.
5717 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
5718 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
5720 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
5722 * s390.md: Changed attributes for scheduling.
5723 * s390.c: (s390_adjust_cost, s390_adjust_priority)
5726 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
5728 Table-driven attributes.
5729 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
5730 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
5731 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
5732 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
5733 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
5734 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
5735 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
5736 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
5737 * tree.h (struct tree_decl): Change machine_attributes to
5739 * doc/c-tree.texi: Document that all attributes are now attached
5741 * c-common.c (add_attribute, attrtab, attrtab_idx,
5742 default_valid_lang_attribute, valid_lang_attribute): Remove.
5743 (attribute_tables, attributes_initialized,
5744 c_common_attribute_table, default_lang_attribute_table): New
5746 (handle_packed_attribute, handle_nocommon_attribute,
5747 handle_common_attribute, handle_noreturn_attribute,
5748 handle_unused_attribute, handle_const_attribute,
5749 handle_transparent_union_attribute, handle_constructor_attribute,
5750 handle_destructor_attribute, handle_mode_attribute,
5751 handle_section_attribute, handle_aligned_attribute,
5752 handle_weak_attribute, handle_alias_attribute,
5753 handle_no_instrument_function_attribute,
5754 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
5755 handle_no_limit_stack_attribute, handle_pure_attribute): New
5757 (init_attributes, decl_attributes): Rewrite to implement
5758 table-driven attributes.
5759 * c-common.h (enum attribute_flags): Move to tree.h.
5760 * c-format.c (decl_handle_format_attribute,
5761 decl_handle_format_arg_attribute): Rename to
5762 handle_format_attribute and handle_format_arg_attribute. Update
5763 for table-driven attributes.
5764 * c-common.h (decl_handle_format_attribute,
5765 decl_handle_format_arg_attribute): Remove prototypes.
5766 (handle_format_attribute, handle_format_arg_attribute): Add
5768 * c-decl.c (grokdeclarator): Handle attributes nested inside
5770 * c-parse.in (setattrs, maybe_setattrs): Remove.
5771 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
5772 Update to handle nested attributes properly.
5773 (maybe_resetattrs, after_type_declarator,
5774 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
5775 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
5777 (make_pointer_declarator): Update to handle nested attributes
5779 * doc/extend.texi: Update documentation of limits of attributes
5780 syntax. Warn about problems with attribute semantics in C++.
5781 * target.h (struct target): Remove valid_decl_attribute and
5782 valid_type_attribute. Add attribute_table and
5783 function_attribute_inlinable_p.
5784 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
5785 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
5786 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
5788 (TARGET_INITIALIZER): Update.
5789 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
5791 (function_attribute_inlinable_p): New function. Check for the
5792 presence of any machine attributes before using
5793 targetm.function_attribute_inlinable_p.
5794 (function_cannot_inline_p): Update.
5795 * Makefile.in (integrate.o): Update dependencies.
5796 * doc/tm.texi: Update documentation of target attributes and
5797 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
5798 * tree.c (default_valid_attribute_p, valid_machine_attribute):
5800 (default_target_attribute_table,
5801 default_function_attribute_inlinable_p): New.
5802 (lookup_attribute): Update comment to clarify handling of multiple
5803 attributes with the same name.
5804 (merge_attributes, attribute_list_contained): Allow multiple
5805 attributes with the same name but different arguments to appear in
5806 the same attribute list.
5807 * tree.h (default_valid_attribute_p): Remove prototype.
5808 (struct attribute_spec): New.
5809 (default_target_attribute_table): Declare.
5810 (enum attribute_flags): Move from c-common.h. Add
5811 ATTR_FLAG_TYPE_IN_PLACE.
5812 (default_function_attribute_inlinable_p): Declare.
5813 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
5814 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5815 (TARGET_ATTRIBUTE_TABLE): Define.
5816 (vms_attribute_table): New.
5817 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
5818 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5819 (TARGET_ATTRIBUTE_TABLE): Define.
5820 (arc_attribute_table, arc_handle_interrupt_attribute): New.
5821 * config/arm/arm.c (arm_valid_type_attribute_p,
5822 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
5824 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5826 (TARGET_ATTRIBUTE_TABLE): Define.
5827 (arm_attribute_table, arm_handle_fndecl_attribute,
5828 arm_handle_isr_attribute): New.
5829 * config/avr/avr.c (avr_valid_type_attribute,
5830 avr_valid_decl_attribute): Remove.
5831 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
5833 (TARGET_ATTRIBUTE_TABLE): Define.
5834 (avr_attribute_table, avr_handle_progmem_attribute,
5835 avr_handle_fndecl_attribute): New.
5836 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
5837 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5838 (TARGET_ATTRIBUTE_TABLE): Define.
5839 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
5840 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
5841 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5842 (TARGET_ATTRIBUTE_TABLE): Define.
5843 (h8300_attribute_table, h8300_handle_fndecl_attribute,
5844 h8300_handle_eightbit_data_attribute,
5845 h8300_handle_tiny_data_attribute): New.
5846 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
5847 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
5849 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
5851 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
5852 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5854 (TARGET_ATTRIBUTE_TABLE): Define.
5855 (ix86_attribute_table, ix86_handle_cdecl_attribute,
5856 ix86_handle_regparm_attribute): New.
5857 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
5858 i386_pe_valid_type_attribute_p): Remove.
5859 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
5860 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
5861 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5862 (TARGET_ATTRIBUTE_TABLE): Define.
5863 (ia64_attribute_table): New.
5864 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
5865 interrupt_ident2, model_ident1, model_ident2): Remove.
5866 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5867 (TARGET_ATTRIBUTE_TABLE): Define.
5868 (init_idents): Update.
5869 (m32r_attribute_table, m32r_handle_model_attribute): New.
5870 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
5872 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5873 (TARGET_ATTRIBUTE_TABLE): Define.
5874 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
5875 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
5876 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5877 (TARGET_ATTRIBUTE_TABLE): Define.
5878 (mcore_attribute_table, mcore_handle_naked_attribute): New.
5879 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
5880 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5881 (TARGET_ATTRIBUTE_TABLE): Define.
5882 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
5883 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
5884 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5885 (TARGET_ATTRIBUTE_TABLE): Define.
5886 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
5887 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
5888 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5889 (TARGET_ATTRIBUTE_TABLE): Define.
5890 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
5891 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5893 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
5895 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
5896 (TARGET_ATTRIBUTE_TABLE): Define.
5897 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
5899 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
5900 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5901 (TARGET_ATTRIBUTE_TABLE): Define.
5902 (v850_attribute_table, v850_handle_interrupt_attribute,
5903 v850_handle_data_area_attribute): New.
5904 * config/v850/v850-c.c (mark_current_function_as_interrupt):
5905 Return void. Call decl_attributes instead of
5906 valid_machine_attribute.
5908 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
5910 * sh-protos.h (sh_pr_n_sets): Declare.
5911 * sh.c (calc_live_regs): If the initial value for PR has been copied,
5912 look at the copy to determine if PR needs to be saved.
5913 sh_pr_n_sets: New function.
5914 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
5915 (ALLOCATE_INITIAL_VALUE): Define.
5917 * sh.c (initial_elimination_offset):
5918 Fix RETURN_ADDRESS_POINTER_REGNUM case.
5920 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
5922 * integrate.c (allocate_initial_values): New function.
5923 * integrate.h (allocate_initial_values): Declare.
5924 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
5926 * reload1.c (reload): And initialization of reg_equiv_memory_loc
5928 * toplev.c (rest_of_compilation): To here.
5929 Call allocate_initial_values.
5930 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
5932 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5934 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
5936 2001-09-20 DJ Delorie <dj@redhat.com>
5938 * c-typeck.c (really_start_incremental_init): Discriminate
5939 between zero-length arrays and flexible arrays.
5940 (push_init_level): Detect zero-length arrays and handle them
5941 like fixed-sized arrays.
5942 * expr.c (store_constructor): Handle zero-length arrays and
5943 flexible arrays correctly.
5944 * doc/extend.texi: Update zero-length array notes.
5946 2001-09-20 Jim Wilson <wilson@redhat.com>
5948 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
5949 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
5950 for issue port conflicts.
5951 (cycle_end_fill_slots): TYPE_L instructions take two slots.
5953 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
5955 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
5958 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5960 * fold-const.c (hashtab.h): Include.
5961 (int_const_binop): Remove FORSIZE arg and compute from type; all
5963 Call size_int_type_wide for all single-word constants.
5964 (size_htab_hash, size_htab_eq): New functions.
5965 (size_int_type_wide): Rework to use hash table.
5966 * ggc-common.c (hashtab.h): Include.
5967 (struct d_htab_root): New struct.
5968 (d_htab_roots): New variable.
5969 (ggc_add_deletable_htab, ggc_htab_delete): New functions
5970 (ggc_mark_roots): Handle deletable htabs.
5971 * ggc-page.c (ggc_marked_p): New function.
5972 * ggc-simple.c (ggc_marked_p): Likewise.
5973 * ggc.h: Reformatting throughout.
5974 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
5975 * tree.c (init_obstacks): Make type_hash_table a deletable root.
5976 (type_hash_add): Allocate struct type_hash from GC memory.
5977 (mark_hash_entry, mark_type_hash): Deleted.
5978 (type_hash_marked_p, type_hash_mark): New functions.
5979 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
5981 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
5983 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
5986 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5988 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
5989 array-too-large test for signed sizetype.
5991 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5993 * i386.md (indirect_jump): Allow Pmode operand.
5994 (tablejump): LIkewise; perform expansion to 64bit mode.
5995 * i386.c (symbolic_operand): Allow 64bit PIC references.
5996 (pic_symbolic_operand): Likewise.
5997 (ix86_find_base_term): Strip the 64bit PIC references.
5998 (legitimate_pic_address_disp_p): Handle 64bit PIC.
5999 (legitimize_pic_address): Likewise.
6000 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
6001 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
6003 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
6005 * stringpool.c (get_identifier_with_length): New function.
6006 * tree.h (get_identifier_with_length): New prototype.
6008 2001-09-19 Alan Modra <amodra@bigpond.net.au>
6009 David Edelsohn <edelsohn@gnu.org>
6012 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
6013 already sign-extended.
6015 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
6016 * config/rs6000/rs6000.c (logical_operand): Always compare op as
6018 (rs6000_emit_set_long_const): Avoid unnecessary shift.
6019 (output_profile_hook): Declare label_name const.
6020 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
6021 to match constraints.
6023 2001-09-19 Stan Shebs <shebs@apple.com>
6025 * alias.c: Fix typos in comments.
6026 * sched-rgn.c (init_ready_list): Ditto.
6027 * unwind-dw2.c (uw_frame_state_for): Ditto.
6028 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
6029 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
6030 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
6032 2001-09-19 Richard Henderson <rth@redhat.com>
6034 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
6036 * Makefile.in (cfg.o): Depend on TM_P_H.
6038 2001-09-19 Richard Henderson <rth@redhat.com>
6040 * config/alpha/alpha.c (local_symbol_p): Split out from ...
6041 (local_symbolic_operand): ... here.
6042 (small_symbolic_operand): Check mode.
6043 (global_symbolic_operand): New.
6044 (input_operand): Reject symbolics if explicit relocs.
6045 (call_operand): Tidy.
6046 (alpha_legitimize_address): Use movdi_er_high_g.
6047 (alpha_expand_mov): Likewise.
6048 * config/alpha/alpha-protos.h: Update.
6049 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6050 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
6051 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
6052 (UNSPECV_LDGP2): Remove.
6053 (all call patterns): Use 's' not 'i' for symbolic constraint.
6054 (call_osf call_value_osf): Use call_operand.
6055 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
6056 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
6057 (prologue_ldgp_1_er): Remove.
6058 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
6059 (builtin_setjmp_receiver_er patterns): Use them.
6060 (exception_receiver_er): Likewise.
6062 2001-09-19 Richard Henderson <rth@redhat.com>
6064 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
6066 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
6067 and NON_LOCAL_GOTO notes.
6068 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
6069 copy over CALL_INSN_FUNCTION_USAGE.
6071 2001-09-18 Catherine Moore <clm@redhat.com>
6073 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
6076 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
6078 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
6079 new-style tm_file specification. Specify correct tm_p_file,
6080 md_file, and out_file for s390x.
6082 * config/s390/linux.h, linux64.h: Don't include other target
6083 macro header files. Now handled via tm_file.
6085 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
6086 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
6087 are defined before use.
6089 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
6091 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
6092 code generation only for Gnu assembler.
6094 2001-09-18 Catherine Moore <clm@redhat.com>
6096 * config/stormy16 (LIB_SPEC): Remove -lnosys.
6098 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
6100 * config/mips/mips.c (mips_frame_set): New.
6101 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
6102 a parallel frame-related expression with a set for each register.
6104 2001-09-18 Philip Blundell <philb@gnu.org>
6106 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
6109 2001-09-17 Dale Johannesen <dalej@apple.com>
6111 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
6112 * config/rs6000/aix.h (FIXED_R2): Define.
6113 * config/rs6000/darwin.h (FIXED_R2): Define.
6114 * config/rs6000/sysv4.h (FIXED_R2): Define.
6116 2001-09-17 Jeff Sturm <jsturm@one-point.com>
6118 * except.c (dw2_build_landing_pads): New local
6119 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
6120 barrier after clobbers. Fixes c++/4012.
6122 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6124 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
6126 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
6128 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
6129 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
6131 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6133 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
6136 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
6138 * cpphash.h (_cpp_lex_direct): New.
6139 * cpplex.c (_cpp_lex_token): Update.
6140 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
6141 and increment that pointer.
6142 * cppmacro.c (alloc_expansion_token): New.
6143 (lex_expansion_token): Lex macro expansion directly into
6146 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
6148 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
6150 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
6152 * basic-block.h (free_bb_for_insn): Declare.
6153 * bb-reorder.c (label_for_bb): Use block_label.
6154 (emit_jump_to_block_after): Remove.
6155 (insert_intra_1): Do not update block_for_insn.
6156 (insert_inter_bb_scope_notes): Likewise; update bb->end
6157 * cfg.c (free_bb_for_insn): New.
6158 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
6159 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
6160 (commit_one_edge_insertion): Likewise.
6161 (commit_one_edge_insertion): Do not update BB boundary.
6162 (commit_edge_insertions): Do not call compute_bb_for_insn.
6163 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
6164 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
6165 (merge_blocks_move_successor_nojumps): Likewise.
6166 (try_crossjump_to_edge): Do not update block_for_insn.
6167 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
6168 * df.c (df_pattern_emit_later): Do not update BB boundary.
6169 (df_jump_pattern_emit_after): Likewise.
6170 (df_insn_move_before): Use emit_insn_before.
6171 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
6173 (add_insn_after, add_insn_before, emit_insns_after): Update BB
6174 boundaries and basic_block_for_insn.
6175 (reorder_insns_nobb): Rename from reorder_insns.
6176 (reorder_insns): New.
6177 (emit_block_insn_before, emit_block_insn_after): Kill.
6178 * flow.c (check_function_return_warnings): Do not call
6179 compute_bb_for_insn; Do not free basic_block_for_insn.
6180 (attempt_auto_inc): Do not update basic_block_for_insn.
6181 * function.c (emit_return_into_block): Likewise;
6182 do not update BB boundaries.
6183 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
6184 (insert_insn_end_bb): Use emit_insn_before; Likewise.
6185 (pre_insert_copy_insn): Likewise.
6186 (update_ld_motion_notes): Likewise.
6187 (insert_insn_start_bb): Likewise.
6188 (replace_store_insn): Likewise.
6189 * ifcvt.c (noce_process_if_block): Likewise.
6190 (if_convert): Do not call compute_bb_for_insn.
6191 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
6192 Use emit_insn_before and emit_insn_after.
6193 * recog.c (split_all_insns): Do not update BB boundaries;
6194 Do not call compute_bb_for_insn.
6195 (peephole2_optimize): Do not update BB boundaries.
6196 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
6198 (emit_swap_insn): Likewise.
6199 (convert_regs_1): Likewise.
6200 * reload1.c (reload): Call compute_bb_for_insn.
6201 * rtl.h (reorder_insns_nobb): Declare.
6202 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
6203 * toplev.c (rest_of_compilation): Call free_bb_for_insn
6204 at places CFG is invalidated; do not call compute_bb_for_insn.
6206 * cfg.c (expunge_block): Invalidate BB structure.
6208 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
6211 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
6213 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6215 * cpphash.h (_cpp_lex_token): Update prototype.
6216 * cpplex.c (_cpp_lex_token): New prototype.
6217 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
6218 lex_macro_node, read_flag, do_pragma_poison): Update.
6219 * cppmacro.c (cpp_get_token, parse_params,
6220 lex_expansion_token): Update.
6222 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6224 * cppmain.c (scan_translation_unit): Don't worry about
6225 putting a space after hashes.
6226 * cpplib.c (directive_diagnostics): New.
6227 (_cpp_handle_directive): Update to use directive_diagnostics.
6228 (run_directive): Don't toggle prevent_expansion.
6229 (do_line): Backup in case of the line extension.
6230 * cpplib.h (cpp_lexer_pos): Remove.
6231 * cppmacro.c (_cpp_create_definition): Precede a leading #
6234 2001-09-15 Richard Henderson <rth@redhat.com>
6236 * c-typeck.c (comptypes): Handle zero-length arrays properly.
6238 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6240 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
6242 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6244 PR preprocessor/3571
6245 * tradcpp.c (handle_directive): Skip non-vertical space.
6247 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6249 * cppmain.c (setup_callbacks): Set line callback only
6250 if outputting preprocessed source.
6252 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6254 * collect2.c (main): Const-ification.
6255 * gcc.c (translate_options, process_command): Use xstrdup in
6256 lieu of xmalloc/strcpy.
6257 (main): Use concat in lieu of xmalloc/strcpy/strcat.
6259 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6261 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
6264 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6266 * scan-decls.c (scan_decls): Fix typo.
6268 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6270 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
6271 Split mlstring_pos into mls_line and mls_col.
6272 * cppinit.c (cpp_create_reader): Initialize line to 1.
6273 (cpp_destroy): Free tokenruns.
6274 (push_include): Don't update lexer_pos.
6275 * cpplex.c (unterminated, parse_string): Update.
6276 (lex_token): Don't update lexer_pos, update.
6277 * cpplib.c (if_stack): Save line instead of line + col.
6278 (start_directive, _cpp_do__Pragma, do_else, do_elif,
6279 push_conditional, _cpp_pop_buffer): Update.
6280 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
6281 (_cpp_create_definition): Update.
6283 2001-09-15 Eric Christopher <echristo@redhat.com>
6285 * config/mips/abi64.h: Add support for MEABI.
6287 2001-09-15 Eric Christopher <echristo@redhat.com>
6289 * config/mips/mips.md: Add unspec #2.
6291 (reload_outdi): Ditto.
6292 (reload_outsi): Ditto.
6295 2001-09-15 Eric Christopher <echristo@redhat.com>
6296 Jason Eckhardt <jle@redhat.com>
6298 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
6299 * config/mips/isa32-linux.h: New file.
6300 * config/mips/isa3264.h: Ditto.
6301 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
6302 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
6303 (output_block_mode): Support MEABI.
6304 (function_arg): Ditto. Fix floating point arg passing.
6305 (mips_va_start): Ditto.
6306 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
6308 (mips_asm_file_start): Add new section to pass abi to gdb.
6309 (function_arg_pass_by_reference): Support MEABI.
6310 (mips_parse_cpu): Support mips32 and mips64 processors.
6311 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
6312 TARGET_MIPS5KC. Support isa32 and isa64.
6313 (processor_type): Add r4kc, r5kc, r20kc.
6314 (GENERATE_MULT3_SI): New.
6315 (GENERATE_MULT3_DI): Ditto.
6316 (GENERATE_MULT3): Remove.
6317 (ISA_HAS_64BIT_REGS): Add isa == 64.
6318 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
6319 (ISA_HAS_MADD_MSUB): New.
6320 (ISA_HAS_CLZ_CLO): Ditto.
6321 (ISA_HAS_DCLZ_DCLO): Ditto.
6322 (ABI_GAS_ASM_SPEC): New.
6323 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
6326 (SUBTARGET_CC1_SPEC): Ditto.
6327 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6328 (PAD_VARARGS_DOWN): Support MEABI.
6329 (HARD_REGNO_NREGS): Move to mips.c.
6330 (ASM_OUTPUT_IDENT): Add #undef.
6331 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
6332 (mulsi3): Use GENERATE_MULT3_SI.
6333 (mulsi3_mult3): Ditto. Support mips32, mips64.
6334 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
6335 (mul_sub_si): New pattern.
6336 (unnamed splitters): New.
6337 (muldi3): Use GENERATE_MULT3_DI.
6338 (muldi3_internal2): Ditto.
6339 (movdicc): Support mips32.
6340 * config/mips/t-isa3264: New file.
6342 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
6344 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
6345 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
6346 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
6348 * reorg.c (fill_slots_from_thread): After call to
6349 steal_delay_list_from_target, update own_thread as new_thread may
6352 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
6354 * cpperror.c (print_location): Take line and column, for
6355 default positioning use the previously lexed token.
6356 (_cpp_begin_message): Take line and column.
6357 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6358 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6359 * cpphash.h (_cpp_begin_message): Update prototype.
6360 * cppinit.c (push_include): Don't set output line.
6361 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
6362 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
6363 (do_pragma): Kludge for front ends. Don't expand macros at all.
6364 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
6365 (struct cpp_token): Remove output_line.
6366 (struct cpp_callbacks): New member line_change.
6367 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
6368 cpp_get_token): Preserve BOL flag.
6369 (cpp_get_line): Remove.
6370 (_cpp_backup_tokens): Remove useless abort().
6371 * cppmain.c (cb_line_change): New.
6372 (scan_translation_unit): Don't worry about starting new lines here.
6373 * scan-decls.c (scan_decls): Update.
6374 * c-lex.c (c_lex, init_c_lex): Update.
6375 (cb_line_change, src_lineno): New.
6377 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
6379 * tree.c (append_random_chars): Generate the random
6380 characters in a reproducable fashion.
6382 2001-09-14 Richard Henderson <rth@redhat.com>
6384 * config/i386/i386.c (internal_label_prefix): New.
6385 (internal_label_prefix_len): New.
6386 (override_options): Set them.
6387 (local_symbolic_operand): New.
6388 (legitimate_pic_address_disp_p): Use it.
6389 (legitimize_pic_address): Likewise.
6391 2001-09-14 Marc Espie <espie@openbsd.org>
6393 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
6396 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6398 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
6399 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
6401 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
6403 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
6404 invocation of SUBREG_REGNO_OFFSET.
6406 * haifa-sched.c: Fix typo in FSF copyright statement.
6407 * sched-deps.c: Fix typo in FSF copyright statement.
6408 * sched-ebb.c: Fix typo in FSF copyright statement.
6409 * sched-rgn.c: Fix typo in FSF copyright statement.
6410 * sched-vis.c: Fix typo in FSF copyright statement.
6412 * config.gcc: Move inclusion of arm elf specific header files
6413 from the files themselves into the tm_file variable. Make
6414 sure that elfos.h is included before target specific elf
6416 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
6418 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
6419 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
6420 ASM_OUTPUT_CASE_LABEL): Protect definition.
6421 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
6422 not already defined.
6423 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
6424 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
6425 Remove duplicate definition.
6426 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
6427 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
6428 (RDATA_SECTION_FUNCTION): Remove redundant definition.
6429 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
6430 Remove inclusion of arm/elf.h.
6431 * config/arm/unknown-elf.h: as for conix-elf.h.
6432 (STARTFILE_SPEC): Include crti.o and crtn.o.
6433 * config/arm/linux-elf.h: as for conix-elf.h.
6434 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
6435 * config/arm/strongarm-elf.h: Remove inclusion of
6437 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
6438 * config/arm/unknown-elf-oabi.h: Remove inclusion of
6439 unknown-elf.h and elf.h.
6440 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
6441 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
6442 ASM_WEAKEN_LABEL): Remove redundant definition.
6443 * config/arm/elf.h: Test for inclusion of elfos.h
6444 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
6445 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
6446 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
6447 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
6448 redundant definition.
6449 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
6450 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
6451 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
6452 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
6453 Add rules to build crti.o and crtn.o
6454 * crti.asm: New file.
6455 * crtn.asm: New file.
6457 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
6459 * c-parse.in (_yylex): Use _cpp_backup_tokens.
6460 * cpphash.h (struct tokenrun): Add prev.
6461 (struct lexer_state): Remove bol.
6462 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
6463 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
6465 * cppinit.c (cpp_create_reader): Don't set bol.
6466 (cpp_destroy): Don't free lookaheads.
6467 * cpplex.c (lex_directive): Remove.
6468 (next_tokenrun): Update.
6469 (_cpp_lex_token): Clean up logic.
6470 (lex_token): Update to return a pointer to lexed token, since it
6471 can move to the start of the buffer. Simpify newline handling.
6472 * cpplib.c (SEEN_EOL): Update.
6473 (skip_rest_of_line): Remove lookahead stuff.
6474 (end_directive): Line numbers are already incremented. Revert
6475 to start of lexed token buffer if we can.
6476 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
6477 parse_answer): Use _cpp_backup_tokens.
6478 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
6479 instead. Don't check for EOL.
6480 (do_include_common, do_line, do_pragma_system_header): Use
6482 * cpplib.h (BOL, _cpp_backup_tokens): New.
6483 * cppmacro.c (save_lookahead_token, take_lookahead_token,
6484 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
6485 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
6486 (builtin_macro): Don't use cpp_get_line.
6487 (cpp_get_line): Short term kludge.
6488 (parse_arg): Handle directives in arguments here. Back up when
6489 appropriate. Store EOF at end of argument list.
6490 (funlike_invocation_p): Use _cpp_backup_tokens.
6491 (push_arg_context): Account for EOF at end of list.
6492 (cpp_get_token): Remove lookahead stuff. Update.
6494 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6496 * c-parse.in (yyerror): Const-ification and/or static-ization.
6497 * c-typeck.c (push_member_name): Likewise.
6498 * collect2.c (main): Likewise.
6499 * dbxout.c (dbxout_parms): Likewise.
6500 * diagnostic.c (format_with_decl): Likewise.
6501 * dwarf2out.c (output_ranges): Likewise.
6502 * dwarfout.c (fundamental_type_code): Likewise.
6503 * except.c (dw2_output_call_site_table): Likewise.
6504 * gcc.c (do_spec_1): Likewise.
6505 * genopinit.c (optabs): Likewise.
6506 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
6507 gen_declaration_1, handle_impent): Likewise.
6508 * protoize.c (default_include, in_system_include_dir, abspath):
6510 * sched-vis.c (visualize_stall_cycles): Likewise.
6511 * sdbout.c (plain_type_1, sdbout_end_function,
6512 sdbout_end_epilogue): Likewise.
6513 * varasm.c (decode_reg_name): Likewise.
6515 * 1750a.c (mod_regno_adjust): Likewise.
6516 * alpha.c (alpha_write_one_linkage,
6517 unicosmk_output_default_externs): Likewise.
6518 * arm.c (arm_condition_codes): Likewise.
6519 * arm.h (arm_condition_codes): Likewise.
6520 * avr.c (output_movsisf, encode_section_info): Likewise.
6521 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
6523 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6524 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6525 * m88k.c (output_function_profiler): Likewise.
6526 * mips.c (mips_output_conditional_branch): Likewise.
6527 * ns32k.c (ns32k_out_reg_names): Likewise.
6528 * ns32k.h (ns32k_out_reg_names): Likewise.
6529 * pj.c (pj_output_rval): Likewise.
6530 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
6531 * sparc.c (sparc_flat_function_prologue,
6532 sparc_flat_function_epilogue): Likewise.
6534 2001-09-13 Markus Werle <numerical.simulation@web.de>
6535 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6537 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
6538 Aachen University of Technology".
6540 2001-09-13 Andreas Schwab <schwab@suse.de>
6542 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
6545 2001-09-13 Richard Henderson <rth@redhat.com>
6547 * config/alpha/alpha.c (small_symbolic_operand): New.
6548 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
6549 (some_operand, input_operand): Don't handle HIGH.
6550 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
6551 (alpha_expand_mov): Likewise.
6552 (print_operand) [H]: Just print HIGH symbol.
6553 (print_operand_address): Handle small data.
6554 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
6555 (TARGET_SWITCHES): Add -msmall-data/large-data.
6556 (PIC_OFFSET_TABLE_REGNUM): New.
6557 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
6558 (PREDICATE_COES): Update.
6559 * config/alpha/alpha.md (adddi_er_high): New.
6560 (adddi_er_low): Handle small data.
6561 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
6562 prefer .sdata to .rodata.
6563 (SELECT_RTX_SECTION): Likewise.
6565 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
6567 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
6568 defining __size_t and leaving size_t undefined.
6570 2001-09-12 Diego Novillo <dnovillo@redhat.com>
6572 * basic-block.h (expunge_block): Declare.
6573 * cfg.c (expunge_block): Remove static declaration.
6575 2001-09-12 Richard Henderson <rth@redhat.com>
6577 * integrate.c (copy_insn_list): Copy label name from
6578 NOTE_INSN_DELETED_LABEL.
6580 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6582 * c-common.c (c_tree_code_name): Const-ification.
6583 * c-decl.c (c_decode_option): Likewise.
6584 * c-typeck.c (warn_for_assignment): Likewise.
6585 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
6587 * cppinit.c (output_deps): Likewise.
6588 * dependence.c (dependence_string, direction_string): Likewise.
6589 * dwarf2out.c (output_ranges): Likewise.
6590 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
6591 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
6592 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
6593 standard_startfile_prefix, standard_startfile_prefix_1,
6594 standard_startfile_prefix_2, tooldir_base_prefix,
6595 standard_bindir_prefix, find_a_file): Likewise.
6596 * genattrtab.c (make_length_attrs): Likewise.
6597 * gencheck.c (tree_codes): Likewise.
6598 * genemit.c (gen_split): Likewise.
6599 * genrecog.c (special_mode_pred_table): Likewise.
6600 * graph.c (graph_ext): Likewise.
6601 * protoize (default_include): Likewise.
6602 * reload.c (reload_when_needed_name): Likewise.
6603 * sched-vis.c (visualize_stall_cycles): Likewise.
6604 * tlink.c (recompile_files): Likewise.
6605 * toplev.c (decode_g_option): Likewise.
6606 * tradcpp.c (output_deps): Likewise.
6607 * varasm.c (decode_reg_name): Likewise.
6609 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
6612 * avr.c (avr_regnames, encode_section_info): Likewise.
6613 * c4x.c (float_reg_names): Likewise.
6614 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
6615 * elfos.h (const_section): Likewise.
6616 * i386.c (ix86_comp_type_attributes): Likewise.
6617 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6618 * ia64/aix.h (UNIQUE_SECTION): Likewise.
6619 * ia64.c (type_names): Likewise.
6620 * m68hc11.c (reg_class_names): Likewise.
6621 * m88k.c (m_options): Likewise.
6622 * mips.c (mips_output_conditional_branch, mips_unique_section):
6624 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6625 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
6626 ultra_code_names): Likewise.
6627 * sparc.h (OVERRIDE_OPTIONS): Likewise.
6629 2001-09-12 Jakub Jelinek <jakub@redhat.com>
6631 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
6632 Use --fatal-warnings option for gas.
6633 * configure: Rebuilt.
6635 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6637 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
6639 2001-09-11 Jim Wilson <wilson@redhat.com>
6641 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
6643 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6645 * builtins.c (c_strlen): Treat an offset too large for a
6646 HOST_WIDE_INT as out of range.
6648 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
6650 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
6651 (EDGE_CRITICAL_P): New predicate.
6652 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
6654 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
6655 (dump_edge_info): Remove "crit".
6656 * cfganal.c (mark_critical_edges): Kill.
6657 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
6658 * cfgcleanup.c (cleanup_cfg): Likewise.
6659 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
6660 (find_spanning_tree): Likewise.
6661 * reg-stack.c (convert_regs_1): Likewise.
6662 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
6664 * basic-block.h (create_basic_block_structure): New.
6665 (create_basic_block): Update prototype.
6666 (force_nonfallthru): New.
6667 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
6668 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
6669 handle updating of block_for_insn, creating of empty BBs and BBs at
6670 the end of INSN chain.
6671 (create_basic_block): New function.
6672 (split_block): Use create_basic_block.
6673 (force_nonfallthru_and_redirect): Break out from ...; cleanup
6674 (redirect_edge_and_branch_force): ... here.
6675 (force_nonfallthru): New.
6676 (split_edge): Rewrite to use force_nonfallthru and create_block.
6677 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
6678 (find_basic_blocks): Free basic_block_for_insn.
6679 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
6681 * cfg.c: Fix formating.
6682 * cfgcleanup.c: Fix formating.
6683 (merge_blocks, tail_recursion_label_p): Return bool.
6684 (merge_blocks_move_predecessor_nojumps,
6685 merge_blocks_move_successor_nojumps): Return void.
6687 2001-09-11 Jakub Jelinek <jakub@redhat.com>
6689 * configure.in: Check whether assembler supports section merging.
6690 * config.in: Rebuilt.
6691 * configure: Rebuilt.
6692 * varasm.c (variable_section, output_constant_pool): Pass alignment
6693 to SELECT_SECTION and SELECT_RTX_SECTION.
6694 (mergeable_string_section): New.
6695 (mergeable_constant_section): New.
6696 (default_elf_asm_named_section): Output SECTION_MERGE and
6697 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6698 * output.h (mergeable_string_section): New.
6699 (mergeable_constant_section): New.
6700 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
6701 * toplev.c (flag_merge_constants): New.
6702 (f_options): Add -fmerge-constants and -fmerge-all-constants
6704 (toplev_main): Default to -fno-merge-constants if not optimizing.
6705 * flags.h (flag_merge_constants): Add extern.
6706 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
6707 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
6709 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
6710 Define if assembler has working .subsection -1 support.
6711 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
6712 Put constant into special SHF_MERGE sections if the linker should
6713 attempt to merge duplicates.
6714 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
6716 Put constant into special SHF_MERGE sections if the linker should
6717 attempt to merge duplicates.
6718 * config/alpha/elf.h: Likewise.
6719 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
6720 has working .subsection -1 support.
6721 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
6723 * config/svr3.h: Likewise.
6724 * config/darwin.h: Likewise.
6725 * config/arm/aof.h: Likewise.
6726 * config/arm/linux-elf.h: Likewise.
6727 * config/avr/avr.h: Likewise.
6728 * config/c4x/c4x.h: Likewise.
6729 * config/d30v/d30v.h: Likewise.
6730 * config/i386/dgux.h: Likewise.
6731 * config/i386/osfrose.h: Likewise.
6732 * config/i386/sco5.h: Likewise.
6733 * config/i386/svr3gas.h: Likewise.
6734 * config/ia64/aix.h: Likewise.
6735 * config/m32r/m32r.h: Likewise.
6736 * config/m68k/m68k.h: Likewise.
6737 * config/m88k/dgux.h: Likewise.
6738 * config/m88k/m88k.h: Likewise.
6739 * config/mcore/mcore-pe.h: Likewise.
6740 * config/mips/mips.h: Likewise.
6741 * config/pa/pa.h: Likewise.
6742 * config/pa/pa-linux.h: Likewise.
6743 * config/romp/romp.h: Likewise.
6744 * config/rs6000/sysv4.h: Likewise.
6745 * config/rs6000/xcoff.h: Likewise.
6746 * config/s390/linux.h: Likewise.
6747 * config/sparc/sparc.h: Likewise.
6748 * config/sparc/sysv4.h: Likewise.
6749 * config/stormy16/stormy16.h: Likewise.
6750 * config/v850/v850.h: Likewise.
6751 * config/vax/vms.h: Likewise.
6752 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
6753 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6754 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
6755 default_elf_asm_named_section for SHF_MERGE sections.
6757 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6759 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
6762 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
6764 * c-common.c (split_specs_attrs): Allow for empty attributes with
6765 empty TREE_PURPOSE. Fixes PR c/4294.
6767 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
6769 * basic-block.h (cached_make_edge, make_single_succ): New.
6770 (make_edge): Remove first parameter.
6771 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
6772 * cfg.c (cached_make_edge): Rename from make_edge; return newly
6773 created edge; use obstack allocation.
6774 (make_edge, make_single_succ_edge): New.
6775 (first_removed_edge): New static variable.
6776 (init_flow): Initialize first_removed_edge and n_edges.
6777 (clear_edges): Use remove_edge.
6778 (flow_delete_block): Likewise.
6779 (remove_edge): Add removed edges to the removed edges list.
6780 (split_block, redirect_edge_and_branch_force, split_edge):
6782 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
6783 (add_noreturn_fake_exit_edges): Likewise.
6784 (connect_infinite_loops_to_exit): Liekwise.
6785 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
6786 Use cached_make_edge.
6787 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
6788 * profile.c (branch_prob): Update make_edge call.
6789 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
6791 2001-09-11 Richard Henderson <rth@redhat.com>
6793 * config/alpha/alpha.c: Tidy formatting.
6794 (local_symbolic_operand): Verify mode.
6795 (alpha_sa_mask): Ignore unicos for eh_return.
6796 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
6797 * config/alpha/alpha.md (umk divsi patterns): Remove.
6798 (extendsfdf2): Remove unicos check.
6799 (tablejump): Merge vms and unicos code; always use direct set
6802 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6804 * config.gcc (alpha*-*-unicosmk*): New target.
6806 * config/alpha/alpha-protos.h (symbolic_operand,
6807 unicosmk_add_call_info_word, unicosmk_add_extern,
6808 unicosmk_defer_case_vector, unicosmk_unique_section,
6809 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
6810 unicosmk_asm_file_start, unicosmk_asm_file_end,
6811 unicosmk_output_common): Declare.
6813 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
6814 direct_return, function_arg, alpha_va_start, alpha_va_arg,
6815 alpha_does_function_need_gp, alpha_end_function): Support Cray
6817 (alpha_init_machine_status, alpha_mark_machine_status,
6818 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
6819 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
6820 unicosmk_asm_named_section, unicosmk_insert_attributes,
6821 unicosmk_section_type_flags, symbolic_operand,
6822 unicosmk_output_module_name, unicosmk_output_default_externs,
6823 unicosmk_output_dex, unicosmk_output_externs,
6824 unicosmk_output_addr_vec, unicosmk_ssib_name,
6825 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
6826 unicosmk_asm_file_end, unicosmk_output_common,
6827 unicosmk_section_type_flags, unicosmk_unique_section,
6828 unicosmk_add_call_info_word, unicosmk_text_section,
6829 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
6830 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
6831 unicosmk_dex_count, unicosmk_special_name): New.
6832 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
6833 TARGET_ABI_UNICOSMK.
6834 (get_aligned_mem, alpha_expand_unaligned_load,
6835 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
6836 alpha_expand_unaligned_store_words): Support big-endian mode.
6837 (print_operand): Likewise. New format specifier 't'. Use
6838 TARGET_AS_SLASH_BEFORE_SUFFIX.
6839 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
6840 (alpha_pv_save_size): Update with above change.
6841 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
6842 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
6845 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
6846 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
6847 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
6848 (EXTRA_CONSTRAINT): New constraint 'U'.
6849 (PREDICATE_CODES): Add symbolic_operand.
6851 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
6852 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
6853 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
6854 (integer division and modulus patterns): Split in default and
6856 (*divmodsi_internal, *divmoddi_internal): Disable for
6857 TARGET_ABI_UNICOSMK.
6858 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
6859 little-endian and big-endian versions.
6860 (ext, ins, msk): Likewise.
6861 (extv, extzv, insv): Support big-endian mode.
6862 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
6863 (call_umk, call_value_umk, *call_umk, tablejump_umk,
6864 *tablejump_umk_internal, *call_value_umk): New.
6865 (*movdi_nofix): Add pattern for loading an address into a register on
6866 TARGET_ABI_UNICOSMK.
6867 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
6868 (umk_mismatch_args, arg_home_umk): New.
6869 (various insns): Don't use mov, fmov, nop, fnop and unop.
6870 (realign): Support TARGET_ABI_UNICOSMK.
6872 * config/alpha/unicosmk.h: New file.
6873 * config/alpha/t-unicosmk: New file.
6875 * fixinc/inclhack.def (unicosmk_restrict): New.
6876 * fixinc/fixincl.x: Regenerate.
6878 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
6879 (wchar_t): Check for and define __WCHAR_T__.
6881 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
6883 * combine.c (simplify_shift_const): Treat shifts by the mode
6886 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
6888 * cpphash.h (struct tokenrun): New.
6889 (struct cpp_context): New member bol.
6890 (struct cpp_reader): New members.
6891 (_cpp_init_tokenrun): New.
6892 * cppinit.c (cpp_create_reader): Set up the token runs.
6893 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
6894 (lex_token): New internalised version of _cpp_lex_token. Don't
6895 handle directives or the multiple include opimisation here any
6896 more. Simply lex a token.
6897 * cpplib.c (run_directive): Clear bol.
6898 (_cpp_pop_buffer): Set bol.
6899 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
6902 2001-09-11 Michael Meissner <meissner@redhat.com>
6904 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
6905 give an error if the user uses -mfp32.
6906 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
6908 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
6909 floating point register size.
6910 (EXTRA_SPECS): Add CPP_FPR_SPEC.
6912 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
6913 HOST_WIDE_INT_PRINT_DEC to properly print the result of
6915 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6916 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6918 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
6920 * dbxout.c (dbxout_parms): Fix typo in comment.
6921 * unroll.c (loop_find_equiv_value): Ditto.
6922 * toplev.c (rest_of_compilation): Ditto.
6923 * loop.c (scan_loop): Ditto.
6924 * dwarf2out.c (struct dw_fde_struct): Ditto.
6926 2001-09-10 Zack Weinberg <zackw@panix.com>
6928 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
6929 copying identifier when we're just going to throw it away.
6930 (parse_identifier_slow): New routine to handle abnormal cases.
6931 (_cpp_lex_token): Update call site.
6933 * hashtable.c (ht_lookup): Don't assume that the string we've
6934 been given is NUL-terminated.
6935 * system.h: #define __builtin_expect(a, b) to (a) if not
6938 2001-09-10 Michael Meissner <meissner@redhat.com>
6940 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
6943 2001-09-10 David Edelsohn <edelsohn@gnu.org>
6945 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
6947 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6949 * builtins.c (c_getstr): Correct thinko in last change and further
6952 2001-09-10 Tim Freeman <tim@fungibole.com>
6954 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
6955 into varray's and register them as roots with the garbage
6956 collector so they are not collected too soon.
6958 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
6960 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
6962 * basic-block.h (flow_obstack, label_value_list,
6963 tail_recursion_label_list): Declare
6964 (tidy_fallthru_edges): Declare.
6965 (expunge_block, last_loop_beg_note): Delete.
6966 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
6968 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
6969 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
6970 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
6971 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
6972 expunge_block, flow_delete_block, compute_bb_for_insn,
6973 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
6974 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
6975 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
6976 try_redirect_by_replacing_jump, last_loop_beg_note,
6977 redirect_edge_and_branch, redirect_edge_and_branch_force,
6978 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
6979 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6980 commit_edge_insertions, dump_flow_info, debug_flow_info,
6981 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
6982 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
6983 Move here from flow.c
6984 * cfganal.c: New file.
6985 (forwarder_block_p, can_fallthru, mark_critical_edges,
6986 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
6987 find_unreachable_blocks, create_edge_list, free_edge_list,
6988 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
6989 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
6990 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
6991 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
6992 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
6993 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
6994 Move here from flow.c
6995 * cfgbuild.c: New file
6996 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
6997 make_edges, find_basic_blocks_1, find_basic_blocks,
6998 find_sub_basic_blocks): Move here from flow.c
6999 * cfgcleanup.c: New file.
7000 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
7001 merge_blocks_move_predecessor_nojumps,
7002 merge_blocks_move_successor_nojumps, merge_blocks,
7003 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7004 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
7005 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
7007 * cfgloop.c: New file
7008 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
7009 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
7010 flow_loop_exit_edges_find, flow_loop_nodes_find,
7011 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7012 flow_loop_tree_node_add, flow_loops_tree_build,
7013 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
7014 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
7015 Move here from flow.c
7016 * flow.c: Remove everything moved elsewhere
7017 * output.h (cleanup_cfg): Return bool.
7019 * bb-reorder.c (reorder_block_def): Remove 'index'.
7020 (insert_intra_1): Add argument BB, set block for new note.
7021 (make_reorder_chain): Do not depdent on BB indexes.
7022 (make_reorder_chain_1): Do not use BB indexes.
7023 (label_for_bb): Likewise; set BB for new insn.
7024 (emit_jump_to_block_after): Likewise.
7025 (fixup_reoder_chain): Sanity check that all basic blocks
7026 are chained; verify newly created insn chain; remove
7027 undocnitional jump simplifying; Do not use BB indexes;
7028 properly initialize count and frequency information;
7029 dump reordered sequence.
7030 (insert_intra_bb_scope_notes): update call of insert_intra_1.
7031 (insert_inter_bb_scope_notes): Set block for new insn.
7032 (reorder_basic_blocks): Dump flow info before reoredering.
7034 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7036 * alias.c (clear_reg_alias_info): Use K&R format definition.
7037 Avoid unsigned warning.
7038 * builtins.c: Use "unsigned int", not "unsigned".
7039 (target_char_cast): Use host_integerp and tree_low_cst.
7040 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
7041 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
7042 (c_getstr): Likewise.
7043 (std_expand_builtin_va_arg): Use int_size_in_bytes.
7044 (builtin_memcpy_read_str): Avoid unsigned warning.
7045 (expand_builtin_memcpy): Alignments are unsigned.
7046 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
7047 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
7048 * predict.c (expensive_function_p): LIMIT now unsigned.
7049 * resource.c (mark_target_live_regs): Make some vars unsigned.
7050 * sdbout.c: Use "unsigned int", not "unsigned".
7051 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
7052 (sdbout_source_line): Likewise.
7053 (sdbout_record_type_name): Remove "const" for NAME declaration.
7054 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
7056 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
7058 * calls.c (store_one_arg): Expand comment.
7060 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7062 * calls.c (store_one_arg): Make sure that the entire argument is
7063 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
7065 2001-09-09 Richard Henderson <rth@redhat.com>
7067 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
7069 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
7071 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
7073 2001-09-09 Richard Henderson <rth@redhat.com>
7075 * config/alpha/alpha.c (alpha_next_sequence_number): New.
7076 (alpha_this_literal_sequence_number): New.
7077 (alpha_this_gpdisp_sequence_number): New.
7078 (some_operand, input_operand): Add HIGH.
7079 (local_symbolic_operand): New.
7080 (alpha_encode_section_info): New.
7081 (alpha_legitimate_address_p): Allow LO_SUM.
7082 (alpha_legitimize_address): Generate HIGH+LO_SUM.
7083 (alpha_expand_mov): Likewise.
7084 (secondary_reload_class): Check memory_operand not general_operand
7086 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
7087 (alpha_expand_unaligned_store): Likewise.
7088 (alpha_expand_unaligned_load_words): Likewise.
7089 (alpha_expand_unaligned_store_words): Likewise.
7090 (alpha_expand_block_clear): Likewise.
7091 (print_operand): Handle %#, %*, %H.
7092 (print_operand_address): Handle LO_SUM.
7094 (alpha_does_function_need_gp): Use it.
7095 (alpha_expand_block_move): Fix signed compare warnings.
7096 (alpha_sa_mask, alpha_align_insns): Likewise.
7097 * config/alpha/alpha-protos.h: Update.
7098 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
7099 (MASK_EXPLICIT_RELOCS): New.
7100 (TARGET_SWITCHES): Add -mexplicit-relocs.
7101 (EXTRA_CONSTRAINT): Add 'T'.
7102 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
7103 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
7104 (ENCODE_SECTION_INFO): Out line.
7105 (REDO_SECTION_INFO_P): New.
7106 (STRIP_NAME_ENCODING): New.
7107 (ASM_OUTPUT_LABELREF): New.
7108 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
7109 (PREDICATE_CODES): Update.
7110 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
7111 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
7112 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
7113 builtin_setjmp_receiver_er, exception_receiver_1_er,
7114 call_value_osf_1_er): New patterns.
7115 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
7116 (movqi, movhi, movsi): Add explicit $31 base register to lda.
7117 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
7118 (FINAL_PRESCAN_INSN): New.
7120 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
7122 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
7124 2001-09-08 Andreas Jaeger <aj@suse.de>
7126 * i386.h (TARGET_SWITCHES): Fix description.
7128 2001-09-07 David Edelsohn <edelsohn@gnu.org>
7130 * rs6000.c (num_insns_constant): Compute number of instructions
7133 * doc/install.texi: Explain AIX exception handling work-around.
7134 Update URL for AIX fixes.
7136 2001-09-07 Jim Wilson <wilson@redhat.com>
7138 * alias.c (clear_reg_alias_info): New.
7139 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
7140 * rtl.h (clear_reg_alias_info): Declare.
7142 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7144 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
7146 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
7147 (m16m,edivm,emulm): Change declaration to match definition.
7149 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7151 * reload.c (push_reload): Check for subreg_lowpart_p instead of
7152 SUBREG_BYTE being 0 when determining if the inner part of a subreg
7155 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7157 * c-common.c (signed_or_unsigned_type): Handle machine mode types
7158 which have no corresponding C type.
7159 * fold_const.c (target_isinf,target_isnan,target_negative): Update
7160 the representation of 64-bit doubles to work with 64-bit ints.
7162 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
7164 * config/mips/mips.c (override_options): Do not override ISA when ABI
7165 specified if MIPS_CPU_STRING_DEFAULT was specified.
7167 2001-09-07 Richard Henderson <rth@redhat.com>
7169 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
7170 (express_from_1): Wrap lines.
7171 * rtlanal.c (commutative_operand_precedence): Rename from
7172 operand_preference; export.
7173 * rtl.h: Declare it.
7174 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
7175 (simplify_binary_operation): Invoke simplify_plus_minus on
7176 (CONST (PLUS ...)) as well.
7177 (struct simplify_plus_minus_op_data): New.
7178 (simplify_plus_minus_op_data_cmp): New.
7179 (simplify_plus_minus): Use them. Avoid infinite recursion with
7180 simplify_binary_operation wrt CONST.
7182 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
7184 * h8300-protos.h (general_operand_dst_push): Remove.
7185 * h8300.c (general_operand_dst_push): Likewise.
7186 * h8300.h (OK_FOR_T): Likewise.
7187 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
7188 * h8300.md (pushqi_h8300): New.
7189 (pushqi_h8300hs): Likewise.
7191 (pushhi_h8300): Likewise.
7192 (pushhi_h8300hs): Likewise.
7195 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7197 * genattrtab.c (attr_printf): First arg is unsigned.
7198 Clean up formatting of callers.
7200 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
7202 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
7205 2001-09-07 Andreas Jaeger <aj@suse.de>
7207 * i386.h (TARGET_SWITCHES): Fix descriptions.
7209 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7211 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
7213 2001-09-06 Ira Ruben <ira@apple.com>
7215 Remove OP_IDENTIFIER.
7216 * tree.def (OP_IDENTIFIER): Remove.
7217 * tree.c (tree_node_kind enum): Remove op_id_kind.
7218 (tree_node_kind_names): Remove "op_identifiers".
7219 (make_node): Remove OP_IDENTIFIER test.
7220 (build_op_identifier): Removed because it isn't being used.
7221 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
7222 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
7224 2001-09-06 Richard Henderson <rth@redhat.com>
7226 * simplify-rtx.c (simplify_binary_operation): Revert last change.
7228 2001-09-06 Richard Henderson <rth@redhat.com>
7230 * simplify-rtx.c (simplify_binary_operation): Simplify contents
7233 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7235 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
7236 number used for CR register.
7238 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7239 Joern Rennecke (amylaar@cygnus.com)
7241 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
7242 * h8300.c (initial_offset): Handle offset between RP and FP.
7243 (h8300_return_addr_rtx): New function.
7244 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
7246 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
7247 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7248 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
7249 (CAN_ELIMINATE, REGISTER_NAMES):
7250 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
7252 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
7254 Remove TYPE_NONCOPIED_PARTS.
7255 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
7256 (struct tree_type): Remove noncopied_parts.
7257 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
7258 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
7259 (fixed_type_p): Remove.
7260 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
7261 (expand_expr, MODIFY_EXPR): Likewise.
7262 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
7263 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
7265 2001-09-06 Alan Modra <amodra@bigpond.net.au>
7267 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
7269 (mask64_operand): Likewise.
7270 (includes_rldic_lshift_p): Likewise.
7271 (includes_rldicr_lshift_p): Likewise.
7273 2001-09-05 Ziemowit Laski <zlaski@apple.com>
7275 * objc/objc-act.c (build_message_expr): If a class method cannot
7276 be found, do not issue a warning if a corresponding instance
7277 method exists in the root class.
7279 2001-09-05 Richard Henderson <rth@redhat.com>
7281 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
7283 2001-09-05 Zack Weinberg <zack@codesourcery.com>
7285 * function.c (ggc_mark_struct_function): Mark f->outer.
7286 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
7287 * integrate.c (output_inline_function): ... not here.
7289 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7291 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
7293 * i386.c (size_cost): New static variable.
7294 (override_function): Use size_cost when -Os is specified.
7296 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
7297 properly; Use current_function_calls_eh_return.
7298 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
7299 use leave to avoid dependency chain.
7301 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
7302 get BB loop_depth instead of computing it from LOOP notes.
7304 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
7306 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7308 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7309 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7310 UNALIGNED_DOUBLE_INT_ASM_OP): Define
7312 2001-09-05 Jeffrey A Law (law@cygnus.com)
7313 Jason Merrill (jason@redhat.com)
7315 * stor-layout.c (layout_type): Complain if an array's size can
7316 not be represented in a size_t.
7318 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
7320 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
7322 * gcc.c: (process_command) Add parentheses around assignment
7323 used as truth value.
7325 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7327 * config/mips/mips.c (save_restore_insns): Don't mark any register
7328 save slots as unchanging if current_function_calls_eh_return.
7330 2001-09-05 Richard Henderson <rth@redhat.com>
7332 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
7333 * config/alpha/alpha-protos.h: Declare it.
7334 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
7335 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
7336 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
7337 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
7338 (REG_OK_FOR_BASE_P): Select one of the above.
7340 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7342 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
7343 (crti.o): Prefix name of object file with $(T).
7346 2001-09-05 David S. Miller <davem@redhat.com>
7348 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
7349 * config/sparc/linux64.h: Likewise.
7351 2001-09-05 Andreas Jaeger <aj@suse.de>
7353 * doc/invoke.texi (i386 Options): -mwide-multiply is not
7354 available anymore, remove the documentation.
7355 (i386 Options): Fix typo, cleanup index entries.
7357 * prefix.c (concat): Remove, we can use the version from liberty.
7359 2001-09-05 Richard Henderson <rth@redhat.com>
7361 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
7362 New functions split out of md file expanders.
7363 * config/alpha/alpha-protos.h: Declare them.
7364 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
7366 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
7368 * cppmacro.c (funlike_invocation_p): No need to restore context.
7370 2001-09-04 Richard Henderson <rth@redhat.com>
7372 * reload.c (push_reload): Export.
7373 * reload.h (push_reload): Declare it.
7375 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
7376 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7377 * config/alpha/alpha.c (alpha_legitimize_address): New.
7378 (alpha_legitimize_reload_address): Likewise.
7379 * config/alpha/alpha-protos.h: Declare them.
7381 2001-09-04 Stan Shebs <shebs@apple.com>
7383 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
7384 * config/darwin.c (machopic_stub_name): Account for internally
7385 generated lib calls such as memcpy.
7387 2001-09-04 Richard Henderson <rth@redhat.com>
7389 * unwind.h (_UA_END_OF_STACK): New flag.
7390 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
7392 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7394 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
7396 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
7398 * config/mips/mips.c (save_restore_insns): Change base_offset to
7399 fp_offset in second call to mips_emit_frame_related_store.
7401 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
7403 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
7404 sometimes be represented as a NOTE of type
7405 NOTE_INSN_DELETED_LABEL.
7406 (Insns): Document NOTE_INSN_DELETED_LABEL.
7408 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
7410 * c-common.h (tree_dump_index): Add more comments.
7411 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
7412 (dump_option_value_info): New struct.
7413 (dump_options): New array.
7414 (dump_switch_p): Parse switch options symbolically.
7415 * doc/invoke.texi (-fdump-ast): Rename to ...
7416 (-fdump-tree): ... here. Document that options are symbolic, and
7417 not all are applicable.
7419 2001-09-04 David S. Miller <davem@redhat.com>
7421 * config/sparc/sparc.md (define_splits): Kill constraints.
7423 Cleanup redundant and unused insn attributes.
7424 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
7425 binary, and move. Mark ialu as default.
7426 (commented out define_function_unit "alu"): Kill.
7427 (define_attr "use_clobbered"): Kill.
7428 (whole file): Kill address insn type references. Replace
7429 all unary/binary/move references with ialu.
7430 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
7431 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
7434 Simplify length insn attribute and make more judicious use
7435 of insn attribute defaulting.
7436 * config/sparc/sparc.md (all insns with length > one): Mark as
7437 insn type multi if real instructions, else use default if
7438 it is a forced splitter.
7439 (all insns with length == one): Use default insn length.
7440 (all insns of type ialu): Use default insn type.
7442 Fix erroneous insn attribute settings.
7443 (addx): Set insn type to misc.
7444 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
7445 const_umulsidi3_sp64): Set insn type to imul.
7447 Track SFmode vs DFmode insns according to UltraSPARC
7449 * config/sparc/sparc.md ("fptype"): New attribute, default
7451 (all DFmode single insns): Mark as fptype "double".
7453 2001-09-03 Jakub Jelinek <jakub@redhat.com>
7455 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
7457 2001-09-03 Richard Henderson <rth@redhat.com>
7459 * function.h (struct function): Add arg_pointer_save_area_init.
7460 * function.c (expand_function_end): Init arg_pointer_save_area.
7461 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
7462 when called from a nested function.
7464 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
7466 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
7469 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7471 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
7473 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
7475 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
7476 (emit_push_insn): Use specified padding direction when
7477 STACK_PUSH_CODE is POST_INC.
7479 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
7481 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7483 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
7485 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
7487 * cppinit.c (cpp_start_read): Free the imacros list as we
7488 traverse it. Don't free the chains before returning.
7489 (_cpp_push_next_buffer): Only try pushing buffers if we've
7490 completed -imacros handling.
7492 2001-08-31 Eric Christopher <echristo@redhat.com>
7494 * gcc.c (handle_braces): Add explaination for abort.
7496 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
7498 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
7499 move adjustment of bitpos instead.
7501 2001-08-31 Zack Weinberg <zack@codesourcery.com>
7503 * function.c: Remove all_functions. Make outer_function_chain
7505 (init_function_start): Don't add new function structure to
7507 (find_function_data, push_function_context_to,
7508 pop_function_context_from, put_var_into_stack,
7509 trampoline_address): Update for changed structure element names.
7510 (push_function_context_to): Disentangle.
7511 (free_after_compilation): Also free F.
7512 (expand_dummy_function_end): Don't free cfun here.
7513 (put_var_into_stack): Comment why we can't use find_function_data here.
7514 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
7515 (mark_function_chain): Split into maybe_mark_struct_function and
7516 ggc_mark_struct_function. Export the latter.
7517 (init_function_once): Mark from cfun and outer_function_chain;
7520 * function.h (struct function): Kill next_global. Rename next
7521 to outer. All users updated to match.
7522 (all_functions, outer_function_chain): Don't declare.
7524 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
7525 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
7526 don't touch f->inlinable, after calling rest_of_compilation.
7528 * tree.h: Forward-declare struct function. Prototype
7529 ggc_mark_struct_function.
7531 2001-08-31 Kazu Hirata <kazu@hxi.com>
7533 * config/h8300/h8300.md (*andorhi3): Fix typos.
7535 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7537 * calls.c (emit_library_call_value): Don't use a fixed
7538 argument after VA_CLOSE, i.e. out of scope in traditional C.
7540 * emit-rtl.c (gen_rtvec): Likewise.
7542 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7544 * Makefile.in (c-pragma.o): Depend on output.h.
7545 (reorg.o): Depend on except.h.
7547 * c-pragma.c: Include output.h.
7549 * reorg.c: Include except.h.
7551 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7553 2001-08-31 Richard Henderson <rth@redhat.com>
7555 * sched-deps.c (add_dependence): Don't elide dependency if the
7556 conditional used by insn is modified in elem.
7558 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
7560 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
7562 2001-08-31 Diego Novillo <dnovillo@redhat.com>
7564 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
7567 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7569 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
7571 (stormy16_asm_out_constructor): New function.
7572 (TARGET_ASM_CONSTRUCTOR): Define.
7573 (TARGET_ASM_DESTRUCTOR): Define.
7575 2001-08-31 Andreas Jaeger <aj@suse.de>
7577 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
7578 * loop.c (add_label_notes): Likewise.
7579 * reload.c (find_reloads): Likewise.
7580 * config/sh/sh.c (machine_dependent_reorg): Likewise.
7582 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
7584 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
7585 code here. Take _Unwind_{W,Sw}ord*.
7586 (read_encoded_value_with_base): Use them.
7587 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
7589 (extract_cie_info): Simplify read_?leb128 handling.
7590 (execute_stack_op, execute_cfa_program): Likewise.
7591 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
7593 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7595 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
7596 the frame pointer to pop the stack if convenient.
7598 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
7599 Don't use post-increment before combine.
7600 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
7601 a call-saved register.
7603 2001-08-31 Andreas Jaeger <aj@suse.de>
7605 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
7608 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
7610 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
7611 not DIV/MOD, of course.
7613 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
7615 * rtl.def: Undo my patch commited 2001-08-27.
7617 * genattrtab.c: Ditto.
7621 * sched-int.h: Ditto.
7623 * target-def.h: Ditto.
7627 * haifa-sched.c: Ditto.
7629 * sched-rgn.c: Ditto.
7631 * sched-vis.c: Ditto.
7633 * Makefile.in: Ditto.
7635 * doc/md.texi: Ditto.
7637 * doc/tm.texi: Ditto.
7639 * doc/contrib.texi: Ditto.
7641 * doc/gcc.texi: Ditto.
7643 * genattrtab.h: Remove it.
7645 * genautomata.c: Remove it.
7647 * genattr.c: Undo my patch and Richard Henderson's patch commited
7650 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
7652 * config.gcc (h8300-*-elf*): New case.
7653 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
7654 (SUBTARGET_CPP_SPEC): Define.
7655 (EXTRA_SPECS): Define.
7656 (SUBTARGET_EXTRA_SPECS): Define.
7657 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
7658 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
7660 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
7662 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
7663 (LIB2FUNCS_EXTRA): Define.
7664 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
7665 config/h8300/fixunssfsi.c: New file.
7667 2001-08-30 Kazu Hirata <kazu@hxi.com>
7669 * config/h8300/h8300.md (zero_extendqihi2): Changes to
7670 define_expand to accommodate target-specific attributes.
7671 (anonymous zero_extendqihi2 patterns): New.
7673 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
7675 * h8300.md (*andorhi3): New pattern.
7677 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
7679 * h8300.c (dosize): Fix test for "sub".
7681 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
7683 * c-typeck.c (pointer_diff): Try to eliminate common term before
7686 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
7688 * config/arm/arm.c (arm_compute_initial_elimination_offset):
7689 Account for the saves of the FP registers.
7691 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
7692 (TEXT_SECTION_ASM_OP): Define.
7693 (INIT_SECTION_ASM_OP): Define.
7694 (FINI_SECTION_ASM_OP): Define.
7695 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
7696 (RDATA_SECTION_FUNCITON): Provide prototype.
7698 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
7700 * reload1.c (move2add_note_store): Correct typo checking for
7703 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
7705 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
7706 note should not be considered outside the libcall block.
7708 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7710 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
7712 2001-08-29 Kazu Hirata <kazu@hxi.com>
7714 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
7716 2001-08-29 Kazu Hirata <kazu@hxi.com>
7718 * config/h8300/h8300-protos.h: Add a prototype for
7720 * config/h8300/h8300.c (emit_logical_op): New.
7721 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
7728 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7730 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
7731 comparison with rtx INTVAL.
7732 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
7734 * pa.h (FUNCTION_ARG_SIZE): Likewise.
7736 2001-08-29 Kazu Hirata <kazu@hxi.com>
7738 * config/h8300/lib1funcs.asm: Update the copyright. Fix
7741 2001-08-29 Kazu Hirata <kazu@hxi.com>
7743 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
7744 (reg n) to (mem (pre_dec (reg n))
7745 (anonymous movsi pattern): Likewise.
7747 2001-08-29 Kazu Hirata <kazu@hxi.com>
7749 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
7751 2001-08-29 Kazu Hirata <kazu@hxi.com>
7753 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
7754 several special constants.
7756 2001-08-29 Kazu Hirata <kazu@hxi.com>
7758 * config/h8300/lib1funcs.asm: Fix comment typos.
7760 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7762 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
7763 Fix format specifier warnings.
7765 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
7766 inet_makeaddr, semctl): Prototype.
7768 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
7769 (save_restore_insns): Use base_offset, not gp_offset.
7771 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
7772 (ASM_OUTPUT_BYTE): Fix format specifier warning.
7774 2001-08-29 Richard Henderson <rth@redhat.com>
7776 * bb-reorder.c (function_tail_eff_head): New.
7777 (record_effective_endpoints): Set it.
7778 (fixup_reorder_chain): Use it.
7780 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7782 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
7784 2001-08-28 Dale Johannesen <dalej@apple.com>
7786 * config/darwin.c (machopic_function_base_name): Add const
7787 qualifier to a string.
7788 (darwin_encode_section_info): Ditto.
7790 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7792 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
7793 function definition.
7795 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7797 * df.h (struct df): Add rts_order variable.
7799 * df.c (df_visit_next_rts): New function.
7800 (df_visit_next): Renamed to df_visit_next_rc
7801 (df_analyse_1): Allocate/compute/free rts_order as well.
7802 (df_rd_global_compute): Use df_visit_next_rc instead of
7804 (df_ru_global_compute): Use df_visit_next_rts instead of
7807 * flow.c (flow_reverse_top_sort_order_compute): New function.
7809 * basic-block.h: Add prototype.
7811 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7813 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
7814 blocks, the BB_REACHABLE is now set, rather than aux being
7815 non-NULL. Update the test to reflect this.
7817 2001-08-28 Eric Christopher <echristo@redhat.com>
7819 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
7820 config/mips/crti.asm: Ditto.
7822 2001-08-28 Eric Christopher <echristo@redhat.com>
7823 Richard Henderson <rth@redhat.com>
7825 * c-pragma.h (add_weak): Move prototype from here...
7826 * output.h (add_weak): ... to here.
7827 * varasm.c (add_weak): Fix typo.
7828 * config/mips/crti.asm: New file.
7829 * config/mips/crtn.asm: Ditto.
7830 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
7831 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
7832 (INVOKE__main): Ditto.
7833 (INIT_SECTION_ASM_OP): New.
7834 (FINI_SECTION_ASM_OP): Ditto.
7835 (STARTFILE_SPEC): Add crti.
7836 (ENDFILE_SPEC): Add crtn.
7837 * config/mips/elf64.h: Same.
7838 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
7840 * config/mips/vxworks.h: Ditto.
7841 * config/mips/t-elf: Support crti and crtn.
7843 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7845 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
7848 2001-08-28 Richard Henderson <rth@redhat.com>
7850 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
7851 (one_cmplbi2 splitter): Remove redundant test.
7853 2001-08-28 Dale Johannesen <dalej@apple.com>
7855 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
7857 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
7859 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
7861 2001-08-28 Stan Shebs <shebs@apple.com>
7863 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
7864 (UNALIGNED_SHORT_ASM_OP): Define.
7865 (UNALIGNED_INT_ASM_OP): Define.
7867 2001-08-28 Will Cohen <wcohen@redhat.com>
7869 * config/rs6000/rs6000.md (store_multiple): Correct RTL
7870 generation for first set.
7872 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7874 * flow.c (redirect_edge_succ_nodup): Return new edge.
7875 (try_simplify_condjump): Use new edge.
7876 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
7878 * cse.c (cse_basic_block): Skip note instructions.
7880 2001-08-27 Richard Henderson <rth@redhat.com>
7882 * combine.c (combine_simplify_rtx): Don't reverse condition
7883 if there is no reverse for the condition.
7884 (simplify_comparison): Don't simplify subregs from INT to FP.
7886 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
7887 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
7888 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
7889 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
7890 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
7891 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
7893 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7895 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
7896 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
7898 (adddi_dilshr32, adddi_dishl32): Only data register can be
7899 source for mem destination.
7901 * expmed.c (store_bit_field): Ignore adjustment to bitpos
7902 and use bitnum to decide about register move.
7904 2001-08-27 Richard Henderson <rth@redhat.com>
7906 * genattr.c (main): Emit state_t even when not doing scheduling.
7908 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7909 Richard Henderson <rth@redhat.com>
7911 * gcse.c (reg_first_set, reg_last_set): Replace with ...
7912 (reg_avail_info, current_bb): ... these.
7913 (oprs_unchanged_p, record_last_reg_set_info): Use them.
7914 (compute_hash_table): Likewise.
7916 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7918 * flow.c (verify_flow_info): Use checksums to verify edges.
7920 2001-08-27 Richard Henderson <rth@redhat.com>
7922 * genautomata.c (expand_automata): Always create a description.
7924 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7926 * optabs.c (expand_binop): Correctly handle the carry in multiword
7927 add/subtract operations.
7929 2001-08-27 Fred Fish <fnf@be.com>
7931 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
7934 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7936 * reload.c (find_reloads_toplev): Back out this change:
7938 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
7940 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
7941 mem if the address is a mode_dependent_address_p.
7943 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
7945 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
7946 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
7947 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
7950 * genattr.c (main): New variable num_insn_reservations. Increase
7951 it if there is DEFINE_INSN_RESERVATION. Output automaton based
7952 pipeline hazard recognizer interface.
7954 * genattrtab.h: New file.
7956 * genattrtab.c: Include genattrtab.h.
7957 (attr_printf, check_attr_test, make_internal_attr,
7958 make_numeric_value): Move protypes into genattrtab.h. Define them
7960 (num_dfa_decls): New global variable.
7961 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
7962 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
7963 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
7964 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
7966 * genautomata.c: New file.
7968 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
7970 * sched-int.h: (curr_state): Add the external definition for
7971 automaton pipeline interface.
7972 (haifa_insn_data): Add comments for members blockage and units.
7974 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7975 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7976 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7977 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7978 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7979 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7980 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
7982 (TARGET_SCHED): Use the new macros.
7984 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
7985 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
7986 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
7987 dfa_bubble): New members in gcc_target.sched.
7989 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
7990 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
7991 (insn_queue): Redefine it as pointer to array.
7992 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
7994 (max_insn_queue_index_macro_value): New variable.
7995 (curr_state, dfa_state_size, ready_try): New varaibles for
7996 automaton interface.
7997 (ready_element, ready_remove, max_issue): New function prototypes
7998 for automaton interface.
7999 (choose_ready): New function prototype.
8000 (insn_unit, blockage_range): Add comments.
8001 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
8002 FUNCTION_UNITS_SIZE == 0.
8003 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
8004 actual_hazard, potential_hazard): Add comments.
8005 (insn_cost): Use cost -1 as undefined value. Remove
8006 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
8008 (ready_element, ready_remove): New functions for automaton
8010 (schedule_insn): Add new code for automaton pipeline interface.
8011 (queue_to_ready): Add new code for automaton pipeline interface.
8012 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
8013 (debug_ready_list): Print newline when the queue is empty.
8014 (max_issue): New function for automaton pipeline interface.
8015 (choose_ready): New function.
8016 (schedule_block): Add new code for automaton pipeline interface.
8017 Print ready list before scheduling each insn.
8018 (sched_init): Add new code for automaton pipeline interface.
8019 Initiate insn cost by -1.
8020 (sched_finish): Free the current automaton state and finalize
8021 automaton pipeline interface.
8023 * sched-rgn.c: Include target.h.
8024 (init_ready_list, new_ready, debug_dependencies): Add new code for
8025 automaton pipeline interface.
8027 * sched-vis.c: Include target.h.
8028 (get_visual_tbl_length): Add code for automaton interface.
8029 (target_units, print_block_visualization): Add comments.
8031 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
8032 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
8033 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
8034 (getruntime.o, genautomata.o): New entries.
8035 (genattrtab.o): Add new dependency file genattrtab.h.
8036 (genattrtab): Add new dependencies. Link it with `libm.a'.
8037 (getruntime.o, hashtab.o): New entries for canadian cross.
8039 * doc/md.texi: Description of automaton based model.
8041 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
8043 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8044 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8045 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8046 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8047 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8048 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8049 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
8051 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
8052 MAX_DFA_ISSUE_RATE): New macro descriptions.
8054 * doc/contrib.texi: Add dfa based scheduler contribution.
8056 * doc/gcc.texi: Add more information about genattrtab.
8058 2001-08-27 Diego Novillo <dnovillo@redhat.com>
8060 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
8063 2001-08-27 Richard Henderson <rth@redhat.com>
8065 * function.c (expand_function_end): Don't init arg_pointer_save_area.
8066 (get_arg_pointer_save_area): New. Create an init it here.
8067 (fix_lexical_addr): Use it.
8068 * function.h: Declare it.
8069 * builtins.c (expand_builtin_setjmp_receiver): Use it.
8070 * stmt.c (expand_nl_goto_receiver): Use it.
8072 2001-08-27 Richard Henderson <rth@redhat.com>
8074 * final.c (final_scan_insn): Don't enter APP_ON mode for
8077 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
8078 alignment for assemble_integer for DW_EH_PE_aligned.
8079 * except.c (output_function_exception_table): Likewise.
8081 2001-08-26 Andreas Jaeger <aj@suse.de>
8083 * c-tree.h: Add prototyp for c_sizeof_nowarn.
8085 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
8087 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
8089 2001-08-27 Alan Modra <amodra@bigpond.net.au>
8091 * config/rs6000/rs6000.c (mask_operand): Rewrite without
8093 (mask64_operand): Likewise.
8094 (rldic_operand): Delete.
8095 (includes_lshift64_p): Delete.
8096 (includes_rldic_lshift_p): New function.
8097 (includes_rldicr_lshift_p): New function.
8098 (print_operand): Don't call rldic_operand in case 'W'.
8099 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
8100 (includes_lshift64_p): Remove.
8101 (includes_rldic_lshift_p): Declare.
8102 (includes_rldicr_lshift_p): Declare.
8103 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
8104 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
8105 Replace match_operand rldic_operand predicate with
8106 const_int_operand. Replace includes_lshift64_p condition with
8107 includes_rldic_lshift_p.
8108 <ashldi3_internal 64 bit rldicr patterns>: New.
8110 2001-08-27 Andreas Jaeger <aj@suse.de>
8112 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8113 * errors.c: Likewise.
8114 * final.c: Likewise.
8115 * dwarf2asm.c: Likewise.
8116 * doprint.c (checkit): Likewise.
8117 * diagnostic.c: Likewise.
8118 * collect2.c: Likewise.
8119 * calls.c: Likewise.
8120 * c-semantics.c (build_stmt): Likewise.
8121 * c-format.c (status_warning): Likewise.
8122 * c-errors.c (pedwarn_c99): Likewise.
8123 * builtins.c (validate_arglist): Likewise.
8124 * config/pj/pj.c (pj_printf): Likewise.
8125 * fix-header.c: Likewise.
8127 * gcov.c (fnotice): Likewise.
8128 * gensupport.c (message_with_line): Likewise.
8129 * mips-tfile.c: Likewise.
8130 * protoize.c (notice): Likewise.
8131 * read-rtl.c (fatal_with_file_and_line): Likewise.
8132 * rtl-error.c: Likewise.
8133 * tradcpp.c: Likewise.
8135 * cp/tree.c (build_min_nt): Likewise.
8136 (build_min): Likewise.
8137 * cp/lex.c: Likewise.
8138 * cp/errfn.c: Likewise.
8139 * cp/rtti.c (create_pseudo_type_info): Likewise.
8141 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
8143 * df.c (df_uses_record): Return after recording all uses
8146 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
8148 * df.c (df_insn_modify): Realloc the INSN table here, if
8149 necessary, here, too.
8151 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
8153 * config/mips/mips.c (mips_function_value): Handle complex return
8156 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
8158 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
8160 * reload.c (make_memloc): Copy result if it is still
8161 reg_equiv_memory_loc[regno] on return.
8162 (subst_reloads) [ENABLE_CHECKING]: Check that none of
8163 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
8164 reg_equiv_mem are modified by the substitutions.
8166 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8168 * predict.c (expensive_function_p): New.
8169 * rtl.h (expensive_function_p): Declare.
8170 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
8171 (use_fast_prologue_epilogue): New static variable.
8172 (expand_prologue): Set it; emit short prologues if unset.
8173 (expand_epilogue): Likewise.
8175 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8177 * config.gcc: Add stormy16-*-elf case.
8178 * config/stormy16/stormy-abi: New file.
8179 * config/stormy16/stormy16-lib2.c: New file.
8180 * config/stormy16/stormy16-protos.h: New file.
8181 * config/stormy16/stormy16.c: New file.
8182 * config/stormy16/stormy16.h: New file.
8183 * config/stormy16/stormy16.md: New file.
8184 * config/stormy16/t-stormy16: New file.
8186 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
8188 * i386.h (no-accumulate-outgoing-args): Use proper mask.
8190 2001-08-24 David Edelsohn <edelsohn@gnu.org>
8192 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
8193 descriptor members are pointer size, not constant 4.
8194 * config/rs6000/rs6000.md (define_splits): Remove more unused
8197 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8199 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
8201 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
8203 * cp/rtti.c (VPARAMS): Fix parameter.
8205 2001-08-24 Zack Weinberg <zackw@panix.com>
8207 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
8209 (mode_for_extraction): No need for #ifdefs. Add default-case abort
8211 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
8212 in if controlling use of insv.
8213 (extract_bit_field): Likewise, for extv and extzv.
8215 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
8217 * i386.md (movcc peep2): Fix load of 0.
8219 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8221 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
8222 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
8224 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
8226 * c-pragma.h: Move weak_syms and weak_decls...
8227 * varasm.c: ...here. Now static.
8228 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
8229 depend on HANDLE_PRAGMA_WEAK.
8231 * c-common.c (c_alignof, c_alignof_expr): Move here...
8232 * c-typeck.c: ...from here.
8233 * c-tree.h, c-common.h: Adjust.
8235 2001-08-23 Bernd Schmidt <bernds@redhat.com>
8237 * config/ia64/ia64.c (rws_update): If !pred, set write_count
8238 instead of incrementing it.
8240 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
8241 asm ready, don't try to move them all into the same array element.
8243 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8245 * function.c (thread_prologue_and_epilogue_insns): Avoid
8246 fallthru flag on edge to exit.
8248 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
8250 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
8253 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8255 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
8256 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
8257 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
8260 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8262 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
8263 replace "GNU CC" with "GCC".
8265 2001-08-23 Richard Henderson <rth@redhat.com>
8267 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
8268 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
8269 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
8270 Need GR between FR and not GR_AND_FR.
8271 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
8272 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
8273 AR regs before GR regs.
8274 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8275 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
8276 (REGISTER_MOVE_COST): Update.
8277 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
8279 2001-08-23 Richard Henderson <rth@redhat.com>
8281 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
8284 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8286 * reload1.c (emit_reload_insns): Don't look for notes
8287 on a NULL store_insn.
8289 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8291 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
8292 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
8293 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
8294 format specifier warnings.
8295 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
8297 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
8299 * config/i386/i386-protos.h: Correct declaration of
8300 i386_pe_asm_named_section.
8302 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
8304 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
8306 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8308 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8310 * cpperror.c (print_location): Don't show _Pragma.
8311 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
8312 and file change callback generation here.
8313 (stack_include_file): Update use of cpp_push_buffer.
8314 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
8315 (struct cpp_buffer): Remove type, pfile members.
8316 * cppinit.c (cpp_handle_option): Use free_chain.
8317 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
8318 (skip_escaped_newlines, get_effective_char, lex_percent): Take
8319 a cpp_reader rather than a cpp_buffer.
8320 (skip_escaped_newlines, get_effective_char, skip_block_comment,
8321 skip_line_comment, parse_string, lex_percent, lex_dot,
8322 _cpp_lex_token): Update accordingly.
8323 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
8325 (cpp_push_buffer): Update prototype.
8326 (run_directive): Update use of cpp_push_buffer.
8327 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
8328 handle_assertion): Update use of run_directive.
8329 * cpplib.h (enum cpp_buffer_type): Remove.
8330 (cpp_push_buffer): Update prototype.
8331 * fix-header.c (read_scan_file): Update.
8333 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8335 * gcc.c (struct prefix_list): Change prefix to const char *.
8337 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8339 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
8341 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
8343 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
8346 * jump.c (squeeze_notes): Take parms by reference. Handle END being
8349 * ifcvt.c (dead_or_predicable): Adjust.
8350 * loop.c (find_and_verify_loops): Adjust.
8351 * stmt.c (expand_end_case): Adjust.
8352 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
8353 head and end insn pointers in the basic block, not just local copies.
8354 (merge_blocks_move_predecessor_nojumps): Likewise.
8356 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
8358 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
8359 bitmap.h, builtin-types.def, builtins.c, builtins.def,
8360 c-aux-info.c, c-common.c, c-common.def, c-common.h,
8361 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
8362 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
8363 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
8364 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
8365 conditions.h, config.gcc, configure.frag, configure.in,
8366 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
8367 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
8368 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
8369 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
8370 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
8371 emit-rtl.c, errors.c, errors.h, except.c, except.h,
8372 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
8373 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
8374 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
8375 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
8376 gencheck.c, gencodes.c, genconfig.c, genemit.c,
8377 genextract.c, genflags.c, gengenrtl.c, genmultilib,
8378 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
8379 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
8380 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
8381 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
8382 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
8383 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
8384 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
8385 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
8386 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
8387 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
8388 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
8389 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
8390 params.h, predict.c, predict.def, predict.h, prefix.c,
8391 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
8392 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
8393 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
8394 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
8395 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
8396 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
8397 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
8398 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
8399 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
8400 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
8401 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
8402 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
8403 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
8404 xcoffout.h: replace "GNU CC" with "GCC".
8406 2001-08-21 Richard Henderson <rth@redhat.com>
8408 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
8409 (final_scan_insn): Consider jump tables data even if we have no
8410 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
8412 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
8413 (ASM_OUTPUT_CASE_END): Remove.
8414 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
8415 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
8416 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8418 2001-08-21 Richard Henderson <rth@redhat.com>
8420 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
8421 at barrier insns. Emit stop bits before barriers.
8423 * flow.c (flow_find_cross_jump): Don't consider unconditional
8424 return insns for commoning.
8426 * final.c (compute_alignments): Fix typo.
8428 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
8429 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
8430 (store_bit_field): Use mode_for_extraction more places.
8431 (extract_bit_field): Likewise.
8433 2001-08-21 Zack Weinberg <zackw@panix.com>
8435 * caller-save.c: Don't include insn-codes.h.
8436 (reg_save_code, reg_restore_code): Make arrays of int.
8437 All uses updated to match.
8438 (insert_save, insert_restore): No need to initialize "code"
8439 variable upon declaration.
8440 * Makefile.in: update dependencies; fix typo in clean rule.
8442 2001-08-21 Richard Henderson <rth@redhat.com>
8444 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
8445 (merge_if_block): Handle fallout from same.
8447 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8449 * builtins.c (type_to_class): Fix typo in last change.
8451 2001-08-21 Richard Henderson <rth@redhat.com>
8453 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
8454 ia64_asm_output_label.
8456 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
8457 copy of gp while the real gp register contains garbage.
8459 2001-08-21 Zack Weinberg <zackw@panix.com>
8461 * expmed.c (mode_for_extraction): New function.
8462 (store_bit_field, extract_bit_field): Use it.
8463 * expr.h: Prototype it and provide an enum for its first argument.
8465 * combine.c, function.c, recog.c: Don't include insn-codes.h.
8466 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
8467 and digging through the insn_data tables.
8468 * Makefile.in: Update dependencies.
8470 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8472 * cppfiles.c (stack_include_file): line-map.c now handles include
8474 (handle_missing_handler): Similarly.
8475 (_cpp_execute_include): Similarly.
8476 (_cpp_pop_file_buffer): Similarly.
8477 * cpphash.h (struct cpp_reader): Remove system_include_depth,
8478 buffer_stack_depth and include_depth.
8479 * cpplib.c (do_include_common): line-map.c now handles include depth.
8480 (cpp_push_buffer): Similarly.
8481 (_cpp_pop_buffer): Similarly.
8482 * cppmacro.c (builtin_macro): Update.
8483 * line-map.c (init_line_maps): Set depth.
8484 (add_line_map): Increment "used" earlier. Update and use the
8486 (trace_include): Use the include depth.
8487 * line-map.h (struct line_maps): New member depth.
8489 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8491 * cppfiles.c (stack_include_file): Don't handle -H here.
8492 * cppinit.c (cpp_start_read): Set include tracing after
8493 cpp_post_options and after stacking the main file.
8494 * line-map.c (trace_include): New.
8495 (init_line_maps, add_line_map): Update.
8496 * line-map.h (struct line_maps): New member trace_includes.
8498 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8500 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
8501 * cppfiles.c (stack_include_file): Only stack a file if there
8502 is something to do. Return a boolean indicating whether a
8503 buffer was stacked or not.
8504 (_cpp_execute_include): Similarly.
8505 (_cpp_read_file): Similarly.
8506 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
8508 2001-08-21 Sam Steingold <sds@gnu.org>
8510 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
8511 (RECACHE): keep obufp_before_macroname up to date
8513 2001-08-21 Zack Weinberg <zackw@panix.com>
8515 * stmt.c: Don't include insn-codes.h.
8516 (expand_end_case): Machine specific logic moved to expr.c.
8517 No need to worry about __builtin_classify_type.
8518 (check_for_full_enumeration_handling, emit_case_nodes):
8521 * builtins.o (expand_builtin_classify_type): Split up so code
8522 can be shared with fold_builtin_classify_type.
8523 (type_to_class, fold_builtin_classify_type): New functions.
8524 (fold_builtins): Handle __builtin_classify_type.
8526 * expr.c (do_tablejump): Now static.
8527 (case_values_threshold, try_casesi, try_tablejump): New;
8528 code mostly from stmt.c (expand_end_case).
8529 (expr.h): Update prototypes.
8531 * Makefile.in (stmt.o): Update dependencies.
8533 2001-08-21 Will Cohen <wcohen@redhat.com>
8535 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
8536 declaration of variable i.
8537 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
8538 declaration of variable i.
8540 2001-08-21 Richard Henderson <rth@redhat.com>
8542 * crtstuff.c: Fix thinko last change. Move list tails to start
8543 of CRT_END section. Tidy ifdefs.
8544 (__EH_FRAME_BEGIN__): Always static for ELF.
8545 (__do_global_ctors_1): Rename from __frame_dummy.
8546 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
8547 name change; don't hide __EH_FRAME_BEGIN__.
8549 2001-08-21 Richard Henderson <rth@redhat.com>
8551 * gdbinit.in: Move break on exit after break on fancy_abort.
8553 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
8556 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8558 * cpphash.h (_cpp_push_next_buffer): New.
8559 * cppinit.c (do_includes): Remove.
8560 (push_include, free_chain, _cpp_push_next_buffer): New.
8561 (cpp_start_read): Use them to rework command line option handling.
8562 (cpp_handle_option): Combine handling of -include and -imacros.
8563 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
8564 appropriate. Always insert missing \n at EOF.
8565 * cpplib.c (start_directive): Get the directive position right.
8566 * cppmain.c (cb_file_change): Always print the first line, unless
8569 2001-08-20 Andreas Jaeger <aj@suse.de>
8571 * profile.c (compute_branch_probabilities): Remove extra new-line
8573 * flow.c (verify_flow_info): Likewise.
8575 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8577 * basic-block.h (basic_block): Add new field 'flags'.
8578 (BB_REACHABLE): Define.
8579 (expunge_block): Declare.
8580 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
8581 (EXIT_BLOCK_PTR): Ditto.
8582 (expunge_block): Remove static declaration.
8583 (cleanup_cfg): Clear bb->aux on every basic block.
8584 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
8585 computing reachability.
8586 (delete_unreachable_blocks): Delete block b if b->flags has
8589 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8591 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
8593 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8595 * sparc.c (sparc_variable_issue): Fix typo in last change.
8597 2001-08-20 Richard Henderson <rth@redhat.com>
8599 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
8601 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
8603 * pa.h (RETURN_IN_MEMORY): Improve comment.
8605 2001-08-20 Janis Johnson <janis187@us.ibm.com>
8607 * doc/invoke.texi (Profiling options): Clarify the interactions
8608 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
8610 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
8612 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
8615 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8617 * gcc.c (make_relative_prefix): Allocate a sufficiently large
8620 2001-08-20 Richard Henderson <rth@redhat.com>
8622 * final.c (end_final): Fix typo last change.
8624 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
8626 * cppinit.c (init_standard_includes): The returned buffer
8627 is already malloc-ed.
8628 * gcc.c (add_prefix): Similarly.
8629 * prefix.c (translate_name): Update to support clear buffer
8631 (update_path): Similarly. Be sure to free any newly allocated
8632 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
8634 * prefix.h (update_path): Update prototype and document.
8635 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
8636 up and update to new buffer ownership rules.
8637 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
8639 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8641 * final.c (compute_alignments): New function.
8642 (init_insn_lengths): Do not care label_align.
8643 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
8644 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
8645 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
8646 (shorted_branches): Realloc label_align array; do
8647 not call init_insn_lengths; Do not care about loop alignments.
8648 * output.h (compute_alignments): Declare.
8649 * toplev.c (rest_of_compilation): Call compute_alignments.
8650 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
8652 * predict.c (block_info_def): Add npredecesors, remove nvisited;
8653 change visited to tovisit.
8654 (propagate_freq): Use faster traversing algorithm.
8655 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
8656 to tovisit; reverse meaning.
8658 * predict.c (struct block_info_def): Remove nvisited.
8659 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8660 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8662 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
8664 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
8665 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
8666 (TARGET_FUSED_MADD): New.
8667 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
8668 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
8669 the multiply-add instructions.
8671 2001-08-19 Richard Henderson <rth@redhat.com>
8673 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
8674 is aligned to pointer size.
8676 2001-08-19 Richard Henderson <rth@redhat.com>
8678 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
8679 display markers during final schedule.
8681 2001-08-19 Richard Henderson <rth@redhat.com>
8683 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
8685 2001-08-19 Richard Henderson <rth@redhat.com>
8687 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
8689 (ASM_NAME_TO_STRING): Remove.
8690 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
8691 in the same string. Remove support for expressions.
8693 2001-08-19 Richard Henderson <rth@redhat.com>
8695 * config/i386/i386.md (tablejump): Make an expander; handle
8696 pic relative addressing here.
8697 (tablejump_1): Rename from tablejump_pic.
8700 2001-08-19 Richard Henderson <rth@redhat.com>
8702 * regclass.c (fix_register): Fix typo.
8704 2001-08-18 Richard Henderson <rth@redhat.com>
8706 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
8707 (struct _Unwind_Context): Expand br_loc to hold it.
8708 (uw_frame_state_for): Handle leaf functions better.
8709 (uw_update_reg_address): Update for br_loc change.
8711 2001-08-18 Richard Henderson <rth@redhat.com>
8713 * crtstuff.c: Move list heads before code that uses them.
8714 (__JCR_LIST__): Remove initial null.
8715 (frame_dummy, __frame_dummy): Do java registration here ...
8716 (__do_global_ctors_aux): ... not here.
8718 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
8719 (__do_global_dtors_aux): Update to match.
8720 (__JCR_LIST__, __do_jv_register_classes): New.
8722 * config/ia64/crtend.asm (__JCR_END__): New.
8723 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
8724 instead of an indirect LTOFF22 reloc.
8726 2001-08-18 Richard Henderson <rth@redhat.com>
8728 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
8729 * regclass.c (init_reg_sets_1): Fix typo.
8730 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
8731 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
8732 (ia64_compute_frame_size): Make ar.unat live when in use.
8733 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
8734 for ar.pfs; remove ar.unat handling.
8735 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
8737 (PREDICATE_CODES): Add ar_pfs_reg_operand.
8738 * config/ia64/ia64-protos.h: Update decls.
8739 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
8740 (sibcall_pic): Likewise.
8742 2001-08-18 Richard Henderson <rth@redhat.com>
8744 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
8745 pred_rel_mutex when searching for insn_group_barrier.
8746 * config/ia64/ia64.md (cycle_display): Combine the expander
8749 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
8750 bit before asm as needed.
8752 2001-08-18 Richard Henderson <rth@redhat.com>
8754 * timevar.def (TV_MACH_DEP): New.
8755 * toplev.c (rest_of_compilation): Use it.
8756 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
8758 2001-08-18 Zack Weinberg <zackw@panix.com>
8760 * unwind-dw2.c (execute_stack_op): Add default aborts to
8761 the inner switches to prevent warnings.
8763 2001-08-18 Richard Henderson <rth@redhat.com>
8765 * timevar.h (struct timevar_time_def): Change element type to float.
8766 (ticks_to_msec, clocks_to_msec): Likewise.
8767 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
8768 (get_time): Likewise.
8769 (timevar_print): Adjust zero check and printing to match.
8771 2001-08-18 Zack Weinberg <zackw@panix.com>
8773 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
8774 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
8775 Eliminate overfull or underfull hboxes.
8777 2001-08-18 Zack Weinberg <zackw@panix.com>
8779 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8781 2001-08-18 Zack Weinberg <zackw@panix.com>
8783 * haifa-sched.c: Convert to target hooks. Macros replaced
8784 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
8785 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
8786 MD_SCHED_FINISH, and HAVE_cycle_display.
8787 * target-def.h (TARGET_SCHED_ADJUST_COST,
8788 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
8789 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
8790 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
8791 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
8792 New hook #defines to be overridden.
8793 (TARGET_SCHED): Bring them all together.
8794 (TARGET_INITIALIZER): Update.
8795 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
8796 instead of 'struct rtx_def *' throughout.
8797 (struct sched): New set of hooks for the scheduler.
8798 * Makefile.in (haifa-sched.o): Depend on target.h.
8799 * doc/tm.texi: Document the new scheduler hooks, together in
8800 their own section, instead of scattered around.
8801 Fix a bunch of underfull/overfull hboxes.
8803 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
8804 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
8805 sparc.h: Don't define any of the old scheduler macros.
8807 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
8808 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
8809 sparc.c: Create hook functions from code extracted from
8810 corresponding target header, or make existing hooks static, as
8811 appropriate. Set the appropriate entries in targetm.
8813 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
8814 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
8815 rs6000-protos.h, s390-protos.h, sparc-protos.h:
8816 Remove prototypes for functions which are now static.
8818 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
8819 related gunk; the Haifa scheduler is now the only choice.
8821 2001-08-18 Zack Weinberg <zackw@panix.com>
8823 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
8824 * genopinit.c: Put floating point divide insns in sdiv_optab.
8825 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
8826 * config/gofast.h, config/c4x/c4x.h,
8827 config/ia64/hpux_longdouble.h, config/mips/mips.h,
8828 config/pa/long_double.h, config/rs6000/sysv4.h,
8829 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
8830 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
8831 (init_optabs): Use init_optabv for overflow-trapping optabs.
8832 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
8833 cmp_optab RTX codes so have_insn_for can find them.
8835 * optabs.c (expand_simple_binop, expand_simple_unop,
8836 have_insn_for, gen_sub3_insn): New interfaces.
8837 * expr.h: Prototype new functions.
8838 (enum optab_methods): Move here from optabs.h.
8840 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
8841 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
8842 Use new functions instead of working directly with optabs.
8843 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
8844 unroll.c: Don't include optabs.h.
8845 * caller-save.c, combine.c, function.c, stmt.c: Just include
8846 insn-codes.h, not optabs.h.
8847 * Makefile.in: Update dependencies.
8849 * combine.c (make_compound_operation, simplify_comparison):
8850 Fix typos testing for this or that instruction.
8852 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8854 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
8855 generating libgcc.a.
8857 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8859 * except.c (TYPE_HASH): Delete.
8861 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
8864 * tree.c (TYPE_HASH): Delete.
8866 * tree.h (TYPE_HASH): Define.
8868 2001-08-18 Graham Stott <grahams@redhat.com>
8870 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
8872 (adddi3_internal_2+2): Likewise.
8873 (eh_set_lr_di+1): Likewise.
8875 2001-08-17 Richard Henderson <rth@redhat.com>
8877 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
8878 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
8879 * dwarf2asm.c: ... here.
8880 * dwarfout.c: Remove them.
8882 * varasm.c (assemble_integer): Add align parameter.
8883 (assemble_real, output_constant, output_constructor): Likewise.
8884 * output.h: Update decls.
8885 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
8886 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
8887 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
8888 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
8889 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
8892 * final.c (end_final): Abort profile block generation if we
8893 havn't layed it out properly.
8894 * output.h (assemble_eh_integer): Remove stale decl.
8895 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
8897 (assemble_integer): Handle unaligned data.
8898 (assemble_real): Abort on unaligned data.
8899 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
8901 (default_dtor_section_asm_out_destructor): Use assemble_align.
8902 (default_named_section_asm_out_constructor): Likewise.
8903 (default_ctor_section_asm_out_constructor): Likewise.
8904 * config/darwin.c (machopic_asm_out_constructor): Likewise.
8905 (machopic_asm_out_destructor): Likewise.
8906 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
8907 (nextstep_asm_out_destructor): Likewise.
8908 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
8909 (vms_asm_out_destructor): Likewise.
8911 2001-08-17 Richard Henderson <rth@redhat.com>
8913 * config/mips/iris6.h (TARGET_IRIX6): New.
8914 (current_section_name, current_section_flags): New.
8915 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
8916 (MAX_OFILE_ALIGNMENT): New.
8917 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
8918 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
8919 (copy_file_data): Split out from
8920 (mips_asm_file_end): ... here.
8921 (mips_asm_file_start): Remove extra .section directive. Use
8922 tmpfile instead of mips_make_temp_file.
8923 (mips_unique_section): Use const char * as needed for warnings.
8924 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
8925 re-add align parameter.
8926 (iris6_asm_named_section): New.
8927 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
8928 (iris6_asm_output_align, iris6_section_align_1): New.
8929 (iris6_asm_file_start, iris6_asm_file_end): New.
8930 * config/mips/mips-protos.h: Update decls.
8932 2001-08-17 Janis Johnson <janis187@us.ibm.com>
8934 * doc/install.texi (Install GCC): Add links to build status pages.
8936 (Final install): Ditto; request updates for specific info
8938 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
8940 * cpperror.c (print_location): Don't take a file name; use the
8942 (_cpp_begin_message): Similarly.
8943 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
8944 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
8945 (cpp_pedwarn_with_file_and_line): Remove.
8946 * cppfiles.c (stack_include_file): Update; set filename to stdin
8947 here when appropriate.
8948 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
8949 (_cpp_begin_message): Don't take a file name.
8950 * cppinit.c: Add comment.
8951 * cpplex.c: Fix end-of-directive indicator.
8952 * cpplib.c: Don't include intl.h.
8953 (run_directive, do_diagnostic): Update.
8954 (do_line): Update to not use nominal_fname.
8955 (cpp_push_buffer): Don't take a filename.
8956 * cpplib.h (struct ht): Remove.
8957 (cpp_push_buffer): Don't take a filename.
8958 (cpp_pedwarn_with_file_and_line): Remove.
8959 * cppmacro.c (struct cpp_macro): Remove file.
8960 (builtin_macro): Update.
8961 (_cpp_create_definition): Update.
8962 * cppmain.c: Correct comment.
8963 * fix-header.c (read_scan_file): Update.
8965 2001-08-17 Kazu Hirata <kazu@hxi.com>
8967 * sbitmap.c: Fix comment formatting.
8968 * sched-deps.c: Likewise.
8969 * sibcall.c: Likewise.
8970 * simplify-rtx.c: Likewise.
8972 * ssa-ccp.c: Likewise.
8973 * stor-layout.c: Likewise.
8974 * timevar.c: Likewise.
8975 * toplev.c: Likewise.
8976 * unwind-dw2.c: Likewise.
8977 * unwind-dw2-fde.c: Likewise.
8978 * varasm.c: Likewise.
8980 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
8982 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
8983 or larger than an integer in memory.
8985 2001-08-17 Zack Weinberg <zackw@panix.com>
8987 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
8988 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
8989 * rtl.h: Don't forward-declare union tree_node here. Don't
8990 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
8991 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8992 and tree respectively.
8993 * tree.h: Don't forward-declare struct rtx_def here. Don't
8994 typedef tree here. Change all uses of struct rtx_def *,
8995 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8996 and tree respectively.
8998 2001-08-17 Richard Henderson <rth@redhat.com>
9000 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
9001 config/mips/openbsd.h: Fix typos last change.
9003 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9005 * doc/invoke.texi (Optimize Options): The default for
9006 -finline-limit is 600.
9008 2001-08-17 Richard Henderson <rth@redhat.com>
9010 * varasm.c (text_section): Allow TEXT_SECTION to override the
9011 printing of TEXT_SECTION_ASM_OP.
9012 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
9013 (DATA_SECTION, BSS_SECTION): Remove.
9014 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
9015 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
9016 Rename from s/_NAME//.
9017 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
9018 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
9019 (TEXT_SECTION): ... here. New.
9020 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
9021 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
9022 * config/mips/openbsd.h: Likewise.
9023 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
9024 (mips_asm_file_end): Likewise test.
9025 (mips_output_function_epilogue): Likewise. Switch back to data
9026 section after emitting the function.
9028 * doc/tm.texi (Sections): Document TEXT_SECTION.
9030 2001-08-17 Richard Henderson <rth@redhat.com>
9032 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
9033 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
9035 2001-08-17 Richard Henderson <rth@redhat.com>
9037 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
9038 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
9039 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
9040 Add aligned attribute.
9042 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
9044 * config/sh/sh.md: Add modes to unspecs in first insn to match
9045 those in the second.
9047 * Makefile.in: Fix collect2 copy for Cygwin.
9049 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9051 Install the proper patch.
9052 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9053 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9054 (expand_function_start): Likewise.
9055 * stmt.c (expand_decl): Likewise.
9056 * varasm.c (make_decl_rtx): Likewise.
9058 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9060 * final.c: Undo my previous accidental checkin.
9061 * output.h: Likewise.
9062 * tm.texi: Likewise.
9064 2001-08-16 Richard Henderson <rth@redhat.com>
9066 * varasm.c (named_section_flags): Remove align parameter.
9067 * varasm.c, dwarf2out.c: Update all callers.
9068 * output.h: Update prototypes.
9070 * target.h (target.asm_out.named_section): Remove align parameter.
9071 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
9072 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
9073 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
9074 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
9075 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
9077 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
9078 (get_named_section_flags, set_named_section_flags): New.
9079 (named_section_flags): Use them.
9080 (named_section): Do decl vs section flags check here...
9081 (default_section_type_flags): ... not here.
9082 (init_varasm_once): Create in_named_htab.
9083 (resolve_unique_section): Mark reloc unused.
9085 2001-08-16 Richard Henderson <rth@redhat.com>
9087 * varasm.c (force_const_mem): Keep pool alignment in bits.
9088 (output_constant_pool): Use assemble_align.
9090 2001-08-16 Zack Weinberg <zackw@panix.com>
9092 * doc/tm.texi: Remove extra @table command.
9094 2001-08-16 Zack Weinberg <zackw@panix.com>
9096 * final.c (shorten_branches): Clear the end of the label_align
9097 array only if we made it larger. Break up messy expressions
9100 * diagnostic.c (internal_error): Check for error recursion
9101 before doing ICE suppression.
9103 * timevar.c: Timing variables now count in milliseconds.
9104 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
9105 (get_time): Not here.
9106 (timevar_print): Don't print any timer whose user, cpu, and
9107 wall times are all zero as displayed.
9108 * timevar.h: Update comment aboout units. Make timevar
9111 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9113 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9114 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9115 (expand_function_start): Likewise.
9116 * stmt.c (expand_decl): Likewise.
9117 * varasm.c (make_decl_rtx): Likewise.
9119 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
9121 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
9122 (finalize_record_size): Don't set TYPE_USER_ALIGN.
9124 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9126 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
9129 2001-08-16 Andreas Jaeger <aj@suse.de>
9131 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
9134 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
9136 * rtl.h (only_sets_cc0_p): New prototype.
9137 * jump.c (sets_cc0_p): Handle INSN.
9138 (only_sets_cc0_p): New function.
9139 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
9140 (tidy_fallthru_edge): Likewise.
9141 * integrate.c (copy_insn_list): Likewise.
9142 * unroll.c (unroll_loop): Likewise.
9143 (copy_loop_body): Likewise.
9145 2001-08-15 Jason Eckhardt <jle@redhat.com>
9147 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
9149 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9151 * predict.c (struct block_info_def): Remove nvisited.
9152 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
9153 (estimate_bb_frequencies): Call mark_dfs_back_edges.
9155 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
9156 (ix86_adjust_cost): Teach scheduler that latency to load operand can
9159 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
9161 * predict.def: Update hitrates.
9163 2001-08-15 Richard Henderson <rth@redhat.com>
9165 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
9167 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
9169 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
9170 note from its associated jump.
9172 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
9174 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
9175 also on 64-bit s390x targets.
9177 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
9179 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
9181 (arm_expand_prologue): Handled nested functions which take a
9182 variable argument list.
9183 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
9184 macro with an invocation of
9185 arm_compute_initial_elimination_offset.
9186 * config/arm/arm-protos.h: Prototype
9187 arm_compute_initial_elimination_offset.
9189 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9191 * doc/install.texi (Specific, avr): Fix markup.
9192 (Specific, c4x): Ditto.
9194 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9196 * predict.c (dump_prediction): Change `bool' parameter to `int'.
9198 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
9200 * Makefile.in (OBJS): Add rtl-error.o
9201 (rtl-error.o): New rule.
9202 (diagnostic.o): Adjust dependency.
9203 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
9204 error_for_asm, _fatal_insn, _fatal_insn_not_found,
9205 warning_for_asm): Move to...
9206 rtl-error.c: ...here. New file.
9208 2001-08-14 Richard Henderson <rth@redhat.com>
9210 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
9211 if USING_SJLJ_EXCEPTIONS.
9213 2001-08-14 Steve Ellcey <sje@cup.hp.com>
9215 * tlink.c (scan_linker_output): Check string for unsatisfied in
9216 addition to undefined and unresolved.
9218 2001-08-14 Graham Stott <grahams@redhat.com>
9220 * libgcc2.c (*): Replace EH_FRAME_SECTION with
9221 EH_FRAME_SECTION_NAME.
9223 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9225 * genattrtab.c (simplify_test_exp_in_temp): New function.
9226 (simplify_test_exp): Avoid explicit use of temporary obstack.
9227 (simplify_cond, insert_right_side, evaluate_eq_attr,
9228 simplify_and_tree, simplify_or_tree, eliminate_known_true):
9229 Use simplify_test_exp_in_temp.
9230 (optimize_attrs): Iterate until expression stabilizes.
9232 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
9234 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
9235 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
9237 2001-08-13 Richard Henderson <rth@redhat.com>
9239 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
9240 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
9241 * config/arm/conix-elf.h: Likewise.
9243 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9245 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
9247 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
9249 * gcse.c (hash_scan_set): Expressions that are set as part of
9250 jump instructions are not available.
9252 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
9254 * config/s390/s390.c (print_operand, s390_function_prologue,
9255 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
9257 2001-08-13 Richard Henderson <rth@redhat.com>
9259 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
9260 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
9261 * doc/tm.texi (Exception Region Output): Document it.
9263 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9265 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
9266 DWARF2 instead of stabs by default.
9268 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9270 * config/rs6000/rs6000.c: Include optabs.h.
9272 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9274 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
9275 save/restore routines.
9276 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
9278 2001-08-13 Andreas Jaeger <aj@suse.de>
9280 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
9281 the english is correct.
9283 2001-08-13 Zack Weinberg <zackw@panix.com>
9285 * expr.h: Split out optab- and libfunc-related code to...
9286 * optabs.h, libfuncs.h: ... these new headers.
9288 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
9290 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
9292 * mkconfig.sh: Don't include insn-codes.h from config.h.
9294 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
9295 enum insn_code is available. Move reload_in_optab and
9296 reload_out_optab array declarations to optabs.h.
9297 * regmove.c (gen_add3_insn): Move to optabs.c, export from
9298 there, prototype in expr.h.
9299 * gencodes.c: Cleanup: zap global variables, don't use
9300 printf where puts will do, don't bother defining MAX_INSN_CODE
9301 which nothing uses, let CODE_FOR_nothing get its value implicitly.
9303 * genemit.c, genopinit.c: Include optabs.h in generated file.
9304 * genoutput.c: Include insn-codes.h in generated file.
9305 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
9306 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
9307 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
9308 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
9309 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
9310 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
9312 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
9313 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
9314 config/m88k/m88k.c, config/sparc/sparc.c:
9316 * reload.c: Include expr.h and optabs.h before reload.h.
9317 * config/alpha/alpha.c: Include tree.h before reload.h.
9318 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
9319 and reload.h in that order.
9320 * config/sparc/sparc.c: Include debug.h.
9321 * recog.c: Include insn-codes.h.
9323 2001-08-13 Andreas Jaeger <aj@suse.de>
9325 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
9328 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
9330 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
9331 * gcc.c (init_spec): Fix typo in comment.
9332 * varasm.c (data_section): Fix typo in comment.
9334 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
9336 * predict.c (dump_prediction): New argument "USED".
9337 (combine_predictions_for_insn): Determine the used heuristics,
9338 output the case no heuristic applied.
9339 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
9341 2001-08-13 Andreas Jaeger <aj@suse.de>
9343 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
9346 2001-08-13 Kazu Hirata <kazu@hxi.com>
9348 * jump.c: Fix formatting.
9350 2001-08-13 Kazu Hirata <kazu@hxi.com>
9352 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
9355 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
9357 * loop.c (check_dbra_loop): Use condjump_label to compute
9360 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
9361 to better document the files they're in.
9363 2001-08-12 Zack Weinberg <zackw@panix.com>
9365 * recog.h (struct insn_operand_data): Shrink 'mode' field
9368 2001-08-12 Kazu Hirata <kazu@hxi.com>
9370 * gcc.c: Fix comment formatting.
9371 * gccspec.c: Likewise.
9374 * genemit.c: Likewise.
9375 * gengenrtl.c: Likewise.
9376 * genrecog.c: Likewise.
9377 * gensupport.c: Likewise.
9378 * ggc-page.c: Likewise.
9379 * global.c: Likewise.
9380 * graph.c: Likewise.
9381 * ifcvt.c: Likewise.
9382 * integrate.c: Likewise.
9384 * libgcc2.c: Likewise.
9386 * mbchar.c: Likewise.
9387 * optabs.c: Likewise.
9388 * predict.c: Likewise.
9389 * prefix.c: Likewise.
9390 * profile.c: Likewise.
9391 * protoize.c: Likewise.
9393 * recog.c: Likewise.
9394 * regclass.c: Likewise.
9395 * regmove.c: Likewise.
9396 * reg-stack.c: Likewise.
9397 * reload1.c: Likewise.
9398 * resource.c: Likewise.
9399 * rtlanal.c: Likewise.
9402 2001-08-12 Kazu Hirata <kazu@hxi.com>
9404 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
9405 a tree representing a constant is passed to the macro.
9407 2001-08-12 Richard Henderson <rth@redhat.com>
9409 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
9410 (rs6000_elf_asm_out_destructor): New.
9411 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
9412 (DTORS_SECTION_ASM_OP): Remove.
9413 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9414 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
9416 2001-08-12 David Edelsohn <edelsohn@gnu.org>
9419 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9420 * gcc.c (set_collect_gcc_options): New function, split out from
9422 Ignore elided switches.
9423 (do_spec_1): Invoke before executing command.
9424 (set_input): Export.
9425 Move declaration ...
9426 * gcc.h (set_input): ... here.
9427 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9430 2001-08-12 Richard Henderson <rth@redhat.com>
9432 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
9433 thinko wrt TARGET_RELOCATABLE.
9435 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
9437 * fix-header.c (cb_file_change): Update prototype.
9439 2001-08-11 Zack Weinberg <zackw@panix.com>
9441 * toplev.c (set_float_handler): Make static.
9442 * toplev.h: Don't prototype set_float_handler.
9444 * simplify-rtx.c: Don't include setjmp.h.
9445 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
9447 (simplify_unary_operation, simplify_binary_operation): Use them,
9448 via do_float_handler.
9450 * fold-const.c: Don't include setjmp.h.
9451 (exact_real_inverse_1): New function.
9452 (exact_real_inverse): Use it, via do_float_handler.
9454 * varasm.c: Don't include setjmp.h.
9455 (assemble_real_1): New function.
9456 (assemble_real): Use it, via do_float_handler.
9457 Call internal_error if we get a trap here.
9459 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
9460 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
9462 2001-08-11 Zack Weinberg <zackw@panix.com>
9464 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
9465 STACK_BOUNDARY if not already defined.
9467 * calls.c, function.c, reload1.c, explow.c: Don't default
9468 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
9469 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
9471 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
9474 * doc/tm.texi: Document that STACK_BOUNDARY is required;
9475 clarify difference between it and PREFERRED_STACK_BOUNDARY.
9477 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9479 * cppmacro.c (enter_macro_context): Push macro expansions even
9482 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9484 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
9485 (rs6000_elf_section_type_flags): Actually return a value.
9487 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9489 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
9490 Clean up code: add missing comments and prototypes, fix warnings,
9491 remove obsolete code, fix spacing to conform to coding style.
9493 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9495 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
9496 and TARGET_ASM_CLOSE_PAREN.
9497 (regclass_map): CC register belongs to class NO_REGS.
9498 (legitimize_pic_address): Don't generate unnecessary moves
9499 (to avoid confusing loop optimization).
9500 (check_and_change_labels): Replace jump_long by indirect_jump.
9501 (s390_final_chunkify): Don't start a new literal pool on section
9502 switch in 64-bit code.
9503 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
9505 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
9506 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
9507 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
9509 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
9510 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
9511 (CONST_COSTS): Fixed incorrect costs.
9513 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
9514 Use emit_jump instead of emit_jump_insn (gen_jump).
9515 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
9516 (to avoid confusing flow analysis).
9517 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
9518 (casesi, casesi_jump): New.
9519 (jump_long): Removed. Functionality merged into indirect_jump.
9520 (indirect_jump): Accept address_operand, not just register_operand.
9521 (cjump_long, icjump_long): Use same logic as indirect_jump.
9522 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
9523 Fixed broken setjmp/longjmp handling.
9524 (do_builtin_setjmp_setup): Removed.
9526 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
9527 broken GNU as versions that don't accept .quad with large
9528 negative values. Use hexadecimal output instead.
9529 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
9530 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
9531 FUNCTION_EPILOGUE): Removed. Now in targetm.
9533 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
9535 * config/s390/fixdfdi.h: Add missing copyright statement.
9536 Fix type conflicts on 64-bit. Add missing SFmode routines.
9538 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
9541 2001-08-11 Richard Henderson <rth@redhat.com>
9543 * rtl.h (REG_EH_RETHROW): Remove.
9544 * rtl.c (reg_note_name): Update.
9545 * combine.c (distribute_notes): Don't check for it.
9547 2001-08-11 Richard Henderson <rth@redhat.com>
9549 * combine.c (distribute_notes): Place REG_SETJMP.
9551 2001-08-11 Richard Henderson <rth@redhat.com>
9553 * doc/extend.texi (Arrays and pointers implementation): Discourage
9554 relying on sign-extension of pointers.
9556 2001-08-11 H.J. Lu <hjl@gnu.org>
9558 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
9560 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
9561 RDATA_SECTION_ASM_OP.
9563 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9565 * doc/install.texi (Specific, c4x): Fix cross-reference to the
9566 main manual to work both for info and HTML versions.
9568 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9569 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9571 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
9572 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
9573 (struct cpp_pool): New member first.
9574 * cppinit.c (append_include_chain): Plug memory leaks.
9575 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
9576 Allocate pragma structures from the (aligned) macro pool to
9577 avoid leaking memory.
9578 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
9579 so we don't leak memory.
9580 * hashtable.c (ht_destroy): New.
9581 * hashtable.h (ht_destroy): New.
9583 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9584 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9586 * c-lex.c (map): Make const.
9587 (cb_file_change): Update for callback passing a line map.
9588 Don't assume we have a previous map. Remove sanity check
9589 about popping too many files.
9590 * cpperror.c (print_location): Make map const.
9591 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
9592 (cpp_make_system_header): Similarly.
9593 (search_from): Similarly.
9594 (_cpp_execute_include): Don't remember where we came from.
9595 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
9596 (struct cpp_reader): Make map const.
9597 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
9598 * cpplib.c (do_line): Update; line maps now hold sysp.
9599 (cpp_push_buffer): Similarly.
9600 (_cpp_do_file_change): Similarly; callback with map instead.
9601 (cpp_get_line_maps): Constify return value.
9602 (_cpp_pop_buffer): Update.
9603 * cpplib.h (struct cpp_file_change): Remove.
9604 (struct cpp_callbacks): Update.
9605 (cpp_get_line_maps): Constify return value.
9606 * cppmacro.c (_cpp_create_definition): Update.
9607 * cppmain.c (struct printer): Constify map.
9608 (maybe_print_line): Similarly.
9609 (print_line): Similarly. Deduce flags 1 and 2 here.
9610 (cb_file_change): Update.
9611 * line-map.c (free_line_maps): Warn regardless.
9612 (add_line_map): Return pointer to const. When passed NULL to_file
9613 with LC_LEAVE, use the obvious values for the return point so the
9614 caller doesn't have to figure them out.
9615 (lookup_line): Return pointer to const.
9616 (print_containing_files): Take pointer to const.
9617 * line-map.h (struct line_map): New members reason, sysp.
9618 (add_line_map): Return pointer to const.
9619 (lookup_line): Similarly.
9620 (print_containing_files): Take pointer to const.
9622 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
9623 Richard Henderson <rth@redhat.com>
9625 * regmove.c (regmove_optimize): Avoid setting a register twice in
9628 2001-08-10 Richard Henderson <rth@redhat.com>
9630 * doc/extend.texi (Arrays and pointers implementation): Document
9631 behavior of pointer/integer conversion.
9633 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
9635 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
9637 2001-08-10 Richard Henderson <rth@redhat.com>
9639 * doc/extend.texi (C Implementation): New chapter.
9640 * doc/gcc.texi (Top): Link it in.
9642 2001-08-10 Andrew Cagney <ac131313@redhat.com>
9644 * doc/install.texi (Specific): Fix CVS merge botch.
9646 2001-08-10 Richard Henderson <rth@redhat.com>
9648 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
9649 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
9651 2001-08-10 Zack Weinberg <zackw@stanford.edu>
9653 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
9654 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
9655 this macro is now required.
9657 * cselib.c (cselib_process_insn), flow.c (propagate_block),
9658 loop.c (find_and_verify_loops), reload.c (reload): Check
9659 for rtx code of CALL_INSN, not CALL, when deciding if we
9660 need to check for REG_SETJMP note.
9662 * gcse.c (compute_hash_table, compute_store_table): Update
9663 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
9666 * config/avr/avr.c: Fix typo.
9667 * config/convex/convex.c (expand_movstr): Use adjust_address.
9668 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
9670 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
9671 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
9673 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
9674 Do define STACK_BOUNDARY.
9675 * config/i370/i370.c: Include expr.h.
9676 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
9677 config/pa/som.h, config/v850/v850.h: Take in_ctors and
9678 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
9679 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
9680 * config/m88k/m88k.c: Include c-tree.h after expr.h.
9681 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
9682 * config/romp/romp.c: Include expr.h after tree.h.
9684 (output_fpop): Use xmalloc, not oballoc.
9685 * config/we32k/we32k.c: Include expr.h.
9687 2001-08-10 Kazu Hirata <kazu@hxi.com>
9689 * config/h8300/h8300.h: Fix formatting.
9691 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9693 * c-common.h (RETURN_NULLIFIED_P): Lose.
9694 * c-semantics.c (genrtl_return_stmt): Don't check it.
9696 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9698 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
9699 (mips_annotate_frame_insn): New function.
9700 (mips_emit_frame_related_store): New function.
9701 (save_restore_insns): Don't mark instructions that set up the base
9702 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
9703 the store instructions instead.
9704 (mips_expand_prologue): If the stack size is moved into a temporary
9705 register, do not mark that move as frame-related. Add a
9706 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
9708 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9710 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
9711 stack slot as unchanging if current_function_calls_eh_return.
9713 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9715 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
9716 access the second half of the TFmode scratch operand.
9718 2001-08-10 Anthony Green <green@redhat.com>
9720 * java/class.c (emit_register_classes): Conditionalize code on
9723 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9725 * doc/install.texi (Specific, avr): Fix cross-reference to the
9726 main manual to work both for info and HTML versions.
9728 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9730 * stmt.c (expand_null_return_1): Remove code to generate simple returns
9731 and "use_goto" argument.
9732 (expand_null_return, expand_value_return): Update all callers.
9733 * function.c (expand_function_end): Remove code to generate simple
9735 * config/vax/vax.md (epilogue): New expander for function return.
9736 * doc/md.texi (epilogue): Remove "if defined".
9738 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9740 * Makefile.in: Partially revert my previous change:
9741 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
9742 of the hashtab.o and safe-ctype.o rules.
9744 2001-08-09 Richard Henderson <rth@redhat.com>
9746 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
9747 (USE_COLLECT2): Remove duplicate definition.
9748 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
9749 (use_collect2): Remove dead code.
9750 * configure.in (use_collect2): Remove will_use_collect2 and
9751 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
9752 * configure: Rebuild.
9754 * target.h (targetm.asm_out.constructor): New.
9755 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
9756 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
9757 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
9758 * varasm.c (in_ctors, in_dtors): New.
9759 (assemble_constructor, assemble_destructor): Remove.
9760 (default_stabs_asm_out_destructor): New.
9761 (default_named_section_asm_out_destructor): New.
9762 (dtors_section, default_dtor_section_asm_out_destructor): New.
9763 (default_stabs_asm_out_constructor): New.
9764 (default_named_section_asm_out_constructor): New.
9765 (ctors_section, default_ctor_section_asm_out_constructor): New.
9766 * output.h: Update declarations.
9767 * c-decl.c (c_expand_body): Use target hooks instead of
9768 assemble_constructor and assemble_destructor.
9769 * profile.c (output_func_start_profiler): Likewise.
9770 * objc/objc-act.c (finish_objc): Likewise.
9771 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
9772 for the constructor.
9773 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
9775 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
9776 (DTORS_SECTION_ASM_OP): Likewise.
9777 (__CTOR_LIST__): Use attribute section when possible.
9778 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
9780 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
9781 ASM_OUTPUT_CONSTRUCTOR.
9783 * config/darwin.c (machopic_asm_out_constructor): New.
9784 (machopic_asm_out_destructor): New.
9785 * config/darwin-protos.h: Update declarations.
9786 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9787 (ASM_OUTPUT_DESTRUCTOR): Remove.
9788 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9789 * config/nextstep.c (nextstep_asm_out_constructor): New.
9790 (nextstep_asm_out_destructor): New.
9791 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9792 (ASM_OUTPUT_DESTRUCTOR): Remove.
9793 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9794 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
9795 ASM_OUTPUT_*STRUCTOR.
9796 * config/i386/aix386ng.h: Likewise.
9798 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
9799 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
9800 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9801 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9802 * config/lynx.h: Likewise.
9803 * config/netware.h: Likewise.
9804 * config/psos.h: Likewise.
9805 * config/alpha/alpha-interix.h: Likewise.
9806 * config/alpha/elf.h: Likewise.
9807 * config/arc/arc.h: Likewise.
9808 * config/arm/aof.h: Likewise.
9809 * config/arm/coff.h: Likewise.
9810 * config/arm/elf.h: Likewise.
9811 * config/c4x/c4x.h: Likewise.
9812 * config/h8300/h8300.h: Likewise.
9813 * config/i386/cygwin.h: Likewise.
9814 * config/i386/djgpp.h: Likewise.
9815 * config/i386/i386-coff.h: Likewise.
9816 * config/i386/i386-interix.h: Likewise.
9817 * config/i386/sco5.h: Likewise.
9818 * config/i386/vsta.h: Likewise.
9819 * config/i386/win32.h: Likewise.
9820 * config/i960/i960-coff.h: Likewise.
9821 * config/ia64/sysv4.h: Likewise.
9822 * config/m68hc11/m68hc11.h: Likewise.
9823 * config/m68k/coff.h: Likewise.
9824 * config/m68k/mot3300.h: Likewise.
9825 * config/m88k/m88k.h: Likewise.
9826 * config/mcore/mcore-pe.h: Likewise.
9827 * config/mcore/mcore.h: Likewise.
9828 * config/mips/elf.h: Likewise.
9829 * config/mips/elf64.h: Likewise.
9830 * config/mips/iris6.h: Likewise.
9831 * config/pa/pa64-hpux.h: Likewise.
9832 * config/rs6000/sysv4.h: Likewise.
9833 * config/sh/sh.h: Likewise.
9834 * config/sparc/litecoff.h: Likewise.
9836 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
9837 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9838 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9839 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9840 (ASM_OUTPUT_DESTRUCTOR): Remove.
9841 * config/a29k/a29k.c: Move include of tree.h.
9842 * config/a29k/udi.h: Delete file.
9843 * config/alpha/alpha.c (vms_asm_out_constructor): New.
9844 (vms_asm_out_destructor): New.
9845 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
9846 (EXTRA_SECTION_FUNCTIONS): Likewise.
9847 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9848 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9849 * config/c4x/c4x.c: Move include of tree.h.
9850 * config/clipper/clipper.c (clix_asm_out_constructor): New.
9851 (clix_asm_out_destructor): New.
9852 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9853 (ASM_OUTPUT_DESTRUCTOR): Remove.
9854 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9855 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9856 (TARGET_ASM_CONSTRUCTOR): New.
9857 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
9858 (sco_asm_out_constructor): New.
9859 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
9860 * config/i386/svr3gas.h: Remove stack grows up code.
9861 Remove code duplicated from i386/sysv3.h.
9862 (TARGET_ASM_CONSTRUCTOR): New.
9863 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9864 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
9865 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9866 (TARGET_ASM_CONSTRUCTOR): New.
9867 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
9868 (m68hc11_asm_out_destructor): New.
9869 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
9870 (TARGET_ASM_DESTRUCTOR): New.
9871 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
9872 * config/m68k/dpx2.h: Properly undef all the bits inherited from
9873 config/svr3.h pertaining to section manipulation.
9874 * config/m68k/dpx2g.h: Remove #if 0 code.
9875 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
9876 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
9877 (ASM_OUTPUT_CONSTRUCTOR): Remove.
9878 (TARGET_ASM_CONSTRUCTOR): New.
9879 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
9880 (m88k_svr3_asm_out_constructor): New.
9881 (m88k_svr3_asm_out_destructor): New.
9882 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9883 (ASM_OUTPUT_DESTRUCTOR): Remove.
9884 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9885 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
9886 * config/rs6000/aix.h: Likewise.
9887 * config/mips/rtems64.h: Don't undef removed constructor related bits.
9888 * config/mips/vxworks.h: Likewise.
9889 * config/rs6000/lynx.h: Likewise.
9890 * config/sh/elf.h: Likewise.
9891 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
9892 (DTORS_SECTION_ASM_OP): New.
9893 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9894 (ASM_OUTPUT_DESTRUCTOR): Remove.
9895 * config/sparc/sol2-sld-64.h: Likewise.
9896 * config/vax/vax.c (vms_asm_out_constructor): New.
9897 (vms_asm_out_destructor): New.
9898 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9899 (ASM_OUTPUT_DESTRUCTOR): Remove.
9900 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9902 * doc/tm.texi (@node Initialization): Update.
9904 2001-08-09 Richard Henderson <rth@redhat.com>
9906 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
9907 (__do_global_dtors_aux): Use gp-relative static data to avoid
9908 one dynamic relocation.
9909 (__do_frame_setup): Register Java classes.
9910 * config/alpha/crtend.asm (__JCR_END__): New.
9912 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9914 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
9915 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
9916 (GEN, STAGESTUFF): Add new files.
9917 (insn-constants.h, s-constants, tm-preds.h, s-preds,
9918 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
9919 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
9920 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
9921 as well as insn-codes.h and insn-flags.h in config.h; and no
9922 extra headers in tconfig.h and hconfig.h.
9924 * gencodes.c: Eliminate code to generate predicate declarations
9925 or #defines for md-file constants.
9926 * genconstants.c, genpreds.c: New files.
9928 * i386.md: Re-order guard expressions such that TARGET_64BIT
9929 comes first, when this permits better optimization. Add
9930 TARGET_64BIT to more x86-64 patterns. Add comment explaining
9931 why this is desirable.
9933 2001-08-09 Jakub Jelinek <jakub@redhat.com>
9935 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
9936 (find_fde_for_dso): Remove.
9937 (_Unwind_IteratePhdrCallback): New.
9938 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
9939 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
9941 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9943 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
9944 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
9946 2001-08-09 Graham Stott <grahams@redhat.com>
9948 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
9949 (vis_no_unit): Use it.
9950 (visualize_no_unit): Add the insn only if room exists.
9952 2001-08-09 Graham Stott <grahams@redhat.com>
9954 * predict.c (estimate_probability): Replace magic numbers with
9955 appropriate enumeration.
9957 2001-08-09 Graham Stott <grahams@redhat.com>
9959 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
9961 (EXTRACT_FLAGS): Likewise.
9963 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
9965 * config/mips/mips.c (mips_legitimate_address_p): Check for
9966 CONST_INT in last patch.
9968 2001-08-08 Anthony Green <green@redhat.com>
9970 * java/class.c (emit_register_classes): Use assemble_jcr if
9971 possible. Keep the original mechanism as a fallback.
9972 * defaults.h (JCR_SECTION_NAME): Define if we have named section
9973 and weak symbol support.
9974 * crtstuff.c (__JCR_LIST__): Define.
9975 (__JCR_END__): Define.
9976 (_Jv_RegiserClasses): Define weak symbol if possible.
9977 (__do_global_ctors_aux): Register classes for ELF targets with
9978 weak symbol support.
9980 2001-08-08 Kazu Hirata <kazu@hxi.com>
9982 * dbxout.c: Fix comment formatting.
9983 * dependence.c: Likewise.
9985 * diagnostic.c: Likewise.
9986 * dominance.c: Likewise.
9987 * doprint.c: Likewise.
9988 * dwarf2out.c: Likewise.
9989 * dwarfout.c: Likewise.
9990 * emit-rtl.c: Likewise.
9991 * except.c: Likewise.
9992 * explow.c: Likewise.
9993 * expmed.c: Likewise.
9996 * fold-const.c: Likewise.
9997 * function.c: Likewise.
9999 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10001 * global.c (retry_global_alloc): Avoid shadowing allocno.
10003 2001-08-08 Mark Mitchell <mark@codesourcery.com>
10005 * except.c (remove_fixup_regions): Fix typo.
10007 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
10009 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
10010 unsigned HOST_WIDE_INT to avoid warning.
10011 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
10012 * flow.c (set_block_for_new_insns): Likewise.
10014 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
10016 * sibcall.c (return_value_pseudo): New static variable.
10017 (skip_copy_to_return_value): Handle return_value_pseudo.
10018 (call_ends_block_p): Ensure that return_value_pseudo is set.
10019 (optimize_sibling_and_tail_recursive_call): Discover the
10020 load of pseudo return value in alternate exit block.
10022 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10024 * calls.c (ECF_ALWAYS_RETURN): New constant.
10025 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
10026 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
10027 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
10028 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
10029 * rtl.c (reg_note_name): New name.
10030 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
10032 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
10034 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
10036 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
10038 * alias.c (get_alias_set): Return a previously calculated
10039 alias set for a VAR_DECL.
10040 * function.c (gen_mem_addressof): Calculate the alias set before
10043 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
10045 * predict.def: Set hitrates according our experimental run.
10047 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
10049 * i386.h (HARD_REGNO_RENAME_OK): New macro.
10051 2001-08-08 H.J. Lu <hjl@gnu.org>
10053 * config/mips/mips.c (mips_unique_section): New. Copied from
10056 * config/mips/mips-protos.h (mips_unique_section): New
10059 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
10061 * config/mips/little.h: New. Generic little endian mips
10062 targets. Only mips*-*-linux* is converted to use it so far.
10064 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
10065 (WCHAR_TYPE): Defined
10066 (WCHAR_TYPE_SIZE): Likewise.
10067 (INIT_SUBTARGET_OPTABS): Likewise.
10068 (BSS_SECTION_ASM_OP): Likewise.
10069 (SBSS_SECTION_ASM_OP): Likewise.
10070 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
10071 (ASM_DECLARE_OBJECT_NAME): Likewise.
10072 (UNIQUE_SECTION): Likewise.
10073 (EXTRA_SECTIONS): Likewise.
10074 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
10075 (ASM_OUTPUT_DESTRUCTOR): Likewise.
10076 (ASM_OUTPUT_DEF): Likewise.
10077 (HANDLE_SYSV_PRAGMA): Removed.
10078 (NO_IMPLICIT_EXTERN_C): Likewise.
10079 (TARGET_MEM_FUNCTIONS): Likewise.
10080 (STARTFILE_SPEC): Likewise.
10081 (ENDFILE_SPEC): Likewise.
10082 (LIB_SPEC): Likewise.
10083 (INVOKE__main): Likewise.
10084 (CTOR_LIST_BEGIN): Likewise.
10085 (CTOR_LIST_END): Likewise.
10086 (DTOR_LIST_BEGIN): Likewise.
10087 (DTOR_LIST_END): Likewise.
10088 (SET_ASM_OP): Likewise.
10089 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10090 (ASM_OUTPUT_DEF): Likewise.
10091 (ASM_OUTPUT_IDENT): Likewise.
10093 * config/mips/mips.h (ASM_SPEC): Undefine before define.
10094 (CPLUSPLUS_CPP_SPEC): Likewise.
10095 (ASM_APP_ON) Redefine only if not defined.
10096 (ASM_APP_OFF): Likewise.
10097 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10098 (ASM_OUTPUT_IDENT): Likewise.
10100 * config.gcc: Update tm_file for Linux/mips.
10102 2001-08-08 Bernd Schmidt <bernds@redhat.com>
10104 * cselib.c (cselib_record_sets): If insn is predicated, turn
10105 sources into IF_THEN_ELSEs.
10107 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
10108 Turn into define_insn_and_split.
10110 * sched-deps.c: Include "cselib.h".
10111 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
10112 Use cselib to turn memory addresses into VALUEs.
10113 (sched_analyze): Call cselib_init/cselib_finish if necessary.
10114 * sched-int.h (struct sched_info): New member USE_CSELIB.
10115 * sched-ebb.c (ebb_sched_info): Initialize it.
10116 * sched-rgn.c (rgn_sched_info): Likewise.
10117 * Makefile.in (sched-deps.o): Update dependencies.
10119 * cselib.h (cselib_subst_to_values): Declare.
10120 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
10121 that have no value and autoincs to be handled by generating a new
10124 2001-08-08 Graham Stott <grahams@redhat.com>
10126 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
10127 within fixed length SEQUENCE.
10129 2001-08-08 Graham Stott <grahams@redhat.com>
10131 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
10132 (diagnostic_prefixing_rule): Likewise.
10133 (diagnostic_line_cutoff): Likewise.
10134 (diagnostic_kind_count): Likewise.
10136 2001-08-08 Graham Stott <grahams@redhat.com>
10138 * alias.c (find_base_decl): Delete redundent assignment.
10140 2001-08-08 Graham Stott <grahams@redhat.com>
10142 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
10143 (abs): Uppercase and paranthesize macro parameter.
10144 (MEM_DEPENDENCY): Add whitespace.
10146 2001-08-08 Graham Stott <grahams@redhat.com>
10148 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
10149 failure check for CONST_INT
10151 2001-08-08 Graham Stott <grahams@redhat.com>
10153 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
10154 (libcall_dead_p): Likewise.
10156 (mark_used_regs): Constify fmt.
10157 (find_use_as_address): Likewise.
10159 2001-08-08 Graham Stott <grahams@redhat.com>
10161 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
10164 2001-08-08 Graham Stott <grahams@redhat.com>
10166 * combine.c (combine_simplify_rtx): Update comment and
10167 remove erroneous test.
10169 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10171 * cppinit.c (cpp_finish): Pop the final buffer without comment.
10172 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
10173 take care to avoid multiple no-newline at EOF warnings in that
10176 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
10178 * calls.c (expand_call): Do not emit INSN_SETJMP note.
10179 (emit_library_call_value_1): Likewise.
10180 (emit_call_1): Emit REG_SETJMP note.
10181 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
10183 * cselib.c (cselib_process_insn): Likewise.
10184 * flow.c (propagate_block): Likewise.
10185 * loop.c (find_and_verify_loops): Likewise.
10186 * reload.c (find_equiv_regs): Likewise.
10187 * reload1.c (reload): Likewise.
10188 * resource.c (mark_referenced_resources,
10189 mark_set_resources): Likewise.
10190 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
10191 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
10192 * haifa-sched.c (unlink_other_notes): Likewise.
10193 (reemit_notes): Likewise.
10194 * sched-ebb.c (sched_ebb): Likewise.
10195 * sched-rgc.c (sched_region): Likewise.
10196 * rtl.c (note_insn_name): Likewise.
10197 (reg_note_name): Add REG_SETJMP
10198 * rtl.h (reg_note): Add REG_SETJMP.
10199 (insn_note): Remove NOTE_INSN_SETJMP.
10201 * profile.c (branch_prob): Add fake edges for setjmp.
10203 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
10205 * config.gcc: Quote target_cpu_default2 correctly for
10206 powerpc*-*-* targets.
10208 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10210 * cpplib.h, line-map.h: Update comments.
10211 * cppmain.c (printer_init): Move inline.
10212 (maybe_print_line, print_line): Take a map pointer.
10213 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
10214 (cb_file_change): Don't use prior value of print.map.
10216 2001-08-07 David Edelsohn <edelsohn@gnu.org>
10218 * doc/install.texi: Document fine-grained multilib configuration.
10220 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10222 * rtlanal.c (find_first_parameter_load): Call note_stores
10223 only on the instructions.
10225 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10227 * alias.c (nonlocal_mentioned_p):
10228 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
10229 * calls.c (emit_call_1): Likewise.
10230 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
10231 * cselib.c (cselib_process_insn): Likewise.
10232 * df.c (df_insns_modify): Likewise.
10233 * flow.c (need_fake_edge_p): Likewise.
10234 (propagate_one_insn): Likewise.
10235 * haifa-sched.c (reemit_notes): Likewise.
10236 * integrate.c (copy_insn_list): Likewise.
10237 * jump.c (delete_prior_computation): Likewise.
10238 * local-alloc.c (validate_equiv_mem): Likewise.
10239 * loop.c (scan_loop): Likewise.
10240 * predict.c (estimate_probability): Likewise.
10241 * reload.c (reload): Likewise.
10242 * sched-deps (sched_analyze): Likewise.
10243 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
10244 * gcse.c (compute_hash_table): Likewise.
10245 (mark_call): Likewise.
10246 (store_killed_in_insn): Likewise.
10248 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
10250 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
10252 2001-08-06 Richard Henderson <rth@redhat.com>
10254 * varasm.c (assemble_gc_entry): Remove.
10255 * output.h: Likewise.
10257 2001-08-06 Richard Henderson <rth@redhat.com>
10259 * varasm.c (assemble_constructor): Take a symbol_ref and a
10260 priority instead of a bare string. Move priority handling
10261 here from cp/decl2.c.
10262 * output.h: Update decls.
10264 * c-decl.c (c_expand_body): Update calls to assemble_constructor
10265 and assemble_destructor.
10266 * profile.c (output_func_start_profiler): Likewise.
10267 * objc/objc-act.c (finish_objc): Likewise.
10268 (build_module_descriptor): Return the symbol not the symbol name.
10270 2001-08-06 David Edelsohn <edelsohn@gnu.org>
10272 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
10273 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
10274 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
10275 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
10276 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
10277 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
10279 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10281 * cpperror.c (print_containing_files): Moved to line-map.c.
10282 (print_location): line-map.c handles re-listing or otherwise.
10283 * cpphash.h (struct lexer_state): Remove next_bol.
10284 (struct cpp_buffer): Remove include_stack_listed.
10285 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
10286 Remove faked buffer handling.
10287 (_cpp_do_file_change): Tweak.
10288 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
10289 * cppmain.c (struct printer): Remove filename.
10290 (print_line, cb_file_change): Update accordingly.
10291 * line-map.c: Include intl.h.
10292 (init_line_maps): Initialize last_listed.
10293 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
10294 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
10295 (print_containing_files): New.
10296 * line-map.h (struct line_maps): New member last_listed.
10297 (print_containing_files, INCLUDED_FROM): New.
10298 * Makefile.in: Update.
10299 * po/POTFILES.in: Add line-map.c.
10301 2001-08-06 Richard Henderson <rth@redhat.com>
10303 * except.c (convert_from_eh_region_ranges_1): Never mark
10304 USE or CLOBBER insns as throwing.
10306 * expr.c (store_constructor): Don't clobber memory targets.
10308 2001-08-06 Andreas Jaeger <aj@suse.de>
10310 * profile.c (branch_prob): Remove unused variable insn.
10312 * Makefile.in (local-alloc.o): Add dependency on except.h.
10314 * local-alloc.c: Include except.h for can_throw_internal prototype.
10316 2001-08-06 Richard Henderson <rth@redhat.com>
10318 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
10319 * function.c (expand_main_function): Implement it.
10320 * doc/tm.texi: Document it.
10322 2001-08-06 Stan Shebs <shebs@apple.com>
10324 * doc/install.texi: Document powerpc-*-darwin* details.
10326 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
10328 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
10329 (ASM_CPU_SPEC): Move back to rs6000.h
10330 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
10332 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
10334 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
10337 * config/rs6000/linux64.h: Ditto.
10339 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10340 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
10343 Remove accidently readded definitions of FUNCTION_PROLOGUE,
10344 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
10346 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10349 2001-08-05 Richard Henderson <rth@redhat.com>
10351 * local-alloc.c (update_equiv_regs): Do not move insns that
10354 2001-08-05 Jan Hubicka <jh@suse.cz>
10356 * Makefile.in (reload1.o): Add dedendancy on except.h
10357 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
10359 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
10360 indicating wehther edges has been cleaned up.
10361 * reload1.c: Inlucde except.h
10362 (fixup_abnormal_edges): Accept deleted insns.
10363 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
10366 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10368 * cpplib.c (do_line): Correct line number after pop_buffer.
10370 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10372 PR preprocessor/3824
10373 * line-map.c: Update comments.
10374 * line-map.h: Update comments.
10375 * tradcif.y: Don't consider large numbers unsigned.
10377 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10379 PR preprocessor/3081
10380 * c-lex.c (map): New.
10381 (cb_file_change): Update map and use it.
10382 (cb_def_pragma, cb_define, cb_undef): Use map and line.
10383 (c_lex): Update to use map.
10384 * cpperror.c (print_location): Move to using logical line numbers.
10385 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
10386 (cpp_make_system_header): Similarly.
10387 (_cpp_execute_include): Stop line numbering hacks. Store the
10388 line we will return to.
10389 * cpphash.h (CPP_BUF_LINE): Remove.
10390 (struct cpp_buffer): Remove lineno and pseudo_newlines.
10391 Add map and return_to_line.
10392 (_cpp_do_file_change): Update.
10393 * cppinit.c (cpp_start_read): Update line kludge.
10394 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
10395 (trigraph_ok): Use logical line numbers for diagnostics.
10396 (skip_block_comment): Likewise.
10397 (skip_whitespace): Likewise.
10398 (skip_line_comment): Use pfile->line instead.
10399 (_cpp_lex_token): Update to use logical line numbering exclusively.
10400 Handle BOL locally. Accept new lines in directives, but keep
10401 pfile->line decremented. Diagnostics use logical lines. Update
10402 directive handling.
10403 * cpplib.c (SEEN_EOL): New.
10404 (skip_rest_of_line, check_eol): Use it.
10405 (end_directive): Increase line number when accepting the newline
10406 at the end of a directive.
10407 (run_directive): Simplify.
10408 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
10409 (_cpp_do_file_change): Update to take buffer line number as an
10410 argument, and store the current map in the cpp_reader. Remove
10411 line number kludges.
10412 (_cpp_do__Pragma): Restore output position after a _Pragma.
10413 (cpp_push_buffer): Don't set output line or lineno.
10414 (_cpp_pop_buffer): Transfer more info from a faked buffer.
10415 Remove line kludge. Set output_line.
10416 * cppmacro.c (builtin_macro): Update handling of __LINE__.
10417 (parse_arg): Use logical lines.
10418 (save_lookahead_token): Save EOFs too now.
10419 * cppmain.c (struct printer): Fix comments.
10420 (printer_init): Simplify, let caller do errors.
10421 (scan_translation_unit, check_multiline_token, dump_macro): Update.
10422 (maybe_print_line): Simplify.
10423 (print_line): Don't print a linemarker if -P.
10424 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
10425 (cb_file_change): Simplify.
10426 * line-map.h (LAST_SOURCE_LINE): Fix.
10427 (CURRENT_LINE_MAP): New.
10429 2001-08-05 Bernd Schmidt <bernds@redhat.com>
10431 * doloop.c (doloop_modify_runtime): Properly compute number of
10432 iterations if loop was unrolled.
10434 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
10435 if their CSELIB_VAL_PTRs are.
10437 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
10438 (setup_spill_pointers): Initialize it.
10439 (spill_restore_mem): Set it.
10440 (do_spill, do_restore): Use it to add REG_INC note.
10441 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
10443 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
10444 asms if other insns are available.
10446 * config/ia64/ia64.c (condop_operator): New predicate.
10447 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
10448 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
10451 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
10452 temporary register than directly using a MEM.
10454 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10456 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
10457 parameter in last change.
10459 2001-08-04 Zack Weinberg <zackw@panix.com>
10461 * sparc.md: Don't use #if inside C test expression.
10463 2001-08-04 Richard Henderson <rth@redhat.com>
10465 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
10467 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
10469 * cpphash.h (struct cpp_reader): New member directive_line.
10470 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
10471 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
10472 do_pragma): Pass line to callbacks.
10473 (start_directive): Record line of directive.
10474 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
10475 cb_include): Similarly.
10476 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
10479 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10481 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
10484 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10486 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
10488 * reload1.c (fixup_abnormal_edges): New static function.
10491 * flow.c (need_fake_edge_p): New function.
10492 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
10493 avoid call insn to be very last insn in the insn stream.
10495 * profile.c (branch_prob): Call flow_call_edges_add instead of
10496 doing that by hand; cleanup cfg to re-merge basic blocks once
10499 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10501 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
10502 are also on line-map.h.
10503 * cppfiles.c (stack_include_file): Update.
10504 * cpphash.h (struct cpp_buffer): New member return_at_eof.
10505 (_cpp_pop_buffer): New.
10506 * cppinit.c (cpp_destroy, cpp_finish): Update.
10507 (do_includes): Mark each buffer to return at EOF.
10508 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
10509 return as requested.
10510 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
10511 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
10512 * cpplib.h (cpp_pop_buffer): Remove.
10513 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
10514 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
10516 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
10518 (do_preprocessing): Update.
10519 * fix-header.c (read_scan_file): Update. No need to pop buffers.
10520 * c-parse.in (_yylex): Similarly.
10521 * scan-decls.c (scan_decls): Similarly.
10522 * line-map.h: Update comments.
10524 * objc/Make-lang.in (objc-act.o): Update dependencies.
10526 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10528 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
10529 and soft register for operand 0.
10530 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
10532 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10534 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
10535 register for operand 0.
10536 ("bitcmpqi_z_used"): Allow memory for operand 0.
10537 (split "bitcmpqi"): New split to handle address reg as operand 1.
10539 2001-08-04 Andreas Jaeger <aj@suse.de>
10541 * gcse.c: Revert Daniel's last patch.
10543 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10545 * sparc-protos.h: Add prototypes for fp_zero_operand and
10547 * sh-protos.h: Add prototype for fpul_operand.
10549 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10551 * doc/extend.texi (Other Builtins): Fix typo in last change.
10553 2001-08-03 Richard Henderson <rth@redhat.com>
10555 * target.h (gcc_target): Add asm_out.named_section,
10556 section_type_flags, have_named_sections.
10557 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
10558 (TARGET_HAVE_NAMED_SECTIONS): New.
10559 (TARGET_SECTION_TYPE_FLAGS): New.
10561 * Makefile.in (toplev.o): Depend on TARGET_H.
10562 (varasm.o, dbxout.o): Likewise.
10563 * c-common.c (decl_attributes): Check targetm.have_named_sections
10564 instead of ifdef ASM_OUTPUT_SECTION_NAME.
10565 * dbxout.c (dbxout_function_decl): Likewise.
10566 (dbxout_function_end): Likewise.
10567 * toplev.c (compile_file): Likewise.
10568 * varasm.c (exception_section): Likewise.
10569 * cp/decl2.c (finish_objects): Likewise.
10571 * defaults.h (EH_FRAME_SECTION): Remove.
10572 (EH_FRAME_SECTION_ASM_OP): Remove.
10573 (EH_FRAME_SECTION_NAME): New.
10574 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
10575 (UNIQUE_SECTION_P): Remove.
10576 * dwarf2out.c (SECTION_FORMAT): Remove.
10577 (ASM_OUTPUT_SECTION): Remove.
10578 (output_call_frame_info): Use named_section_flags.
10579 (output_comp_unit, dwarf2out_start_source_file): Likewise.
10580 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
10581 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
10582 * varasm.c (in_eh_frame, eh_frame_section): Remove.
10583 (named_section_flags): New.
10584 (named_section): Use it and targetm.section_type_flags.
10585 (resolve_unique_section): New.
10586 (assemble_start_function): Use it.
10587 (asm_emit_uninitialised, assemble_variable): Likewise.
10588 (default_section_type_flags): New.
10589 (default_no_named_section, default_elf_asm_named_section): New.
10590 (default_coff_asm_named_section, default_pe_asm_named_section): New.
10591 * output.h: Update varasm.c decls.
10592 (SECTION_*): New flags.
10594 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
10595 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
10597 * config/elfos.h (UNIQUE_SECTION_P): Remove.
10598 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
10599 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
10600 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10601 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
10602 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
10603 * config/mips/elf.h, config/mips/elf64.h: Likewise.
10604 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
10605 * config/pa/pa64-hpux.h,
10607 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
10608 (TARGET_ASM_NAMED_SECTION): New.
10609 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
10610 * config/alpha/vms.h, config/arm/coff.h: Likewise.
10611 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
10612 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
10613 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
10614 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
10615 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10616 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
10617 * config/i386/sco5.h, config/i386/win32.h: Likewise.
10618 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
10619 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
10620 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
10621 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
10622 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
10623 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
10624 * config/sparc/sysv4.h: Likewise.
10626 * config/nextstep.h: Error until named sections implemented.
10628 * config/a29k/a29k.c (a29k_asm_named_section): New.
10629 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
10630 (vms_section_type_flags, vms_asm_named_section): New.
10631 * config/arm/arm.c (arm_elf_asm_named_section): New.
10632 * config/avr/avr.c (asm_output_section_name): Remove.
10633 * config/avr/avr-protos.h: Update.
10634 * config/c4x/c4x.c (c4x_asm_named_section): New.
10635 * config/h8300/h8300.c (h8300_asm_named_section): New.
10636 * config/i386/i386.c (sco_asm_named_section): New.
10637 * config/i386/winnt.c (SECTION_PE_SHARED): New.
10638 (i386_pe_section_type_flags): New.
10639 (i386_pe_asm_named_section): New.
10640 * config/i386/i386-protos.h: Update.
10641 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
10642 * config/mcore/mcore.c (mcore_asm_named_section): New.
10643 * config/mips/mips.c (iris6_asm_named_section): New.
10644 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
10645 instead of UNIQUE_SECTION_P.
10646 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
10647 (xcoff_asm_named_section): New.
10648 * config/sh/sh.c (sh_asm_named_section): New.
10649 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
10651 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
10652 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
10653 (EH_FRAME_SECTION_NAME): New.
10654 (EXCEPTION_SECTION): New.
10655 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
10656 (DEBUG_*_SECTION): Remove.
10657 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
10658 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
10659 (EH_FRAME_SECTION_ASM_OP): Remove.
10661 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
10662 (ASM_OUTPUT_SECTION_NAME): Remove.
10663 (TARGET_ASM_NAMED_SECTION): New.
10664 (TARGET_HAVE_NAMED_SECTIONS): New.
10665 (TARGET_SECTION_TYPE_FLAGS): New.
10666 (EH_FRAME_SECTION_ASM_OP): Remove.
10667 (EH_FRAME_SECTION_NAME): New.
10669 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10671 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
10672 for complex expressions when cfun == 0.
10673 * doc/extend.texi: Document that __builtin_constant_p can be
10674 used in data initializers as well as functions.
10676 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
10678 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
10679 variable I locally, instead of expecting a declaration in the
10682 2001-08-03 Richard Henderson <rth@redhat.com>
10684 * except.c (collect_one_action_chain): Add an explicit cleanup
10685 action if regions surrounding a catch were encoded entirely
10686 within the call-site entry.
10688 2001-08-03 Richard Henderson <rth@redhat.com>
10690 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
10691 don't take REGNO of a non-register.
10693 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10695 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
10696 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
10697 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
10698 (__gthread_mutex_init_function): New function for mutex initialization.
10700 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10702 * Makefile.in: Revert screwed up commit.
10704 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10706 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
10707 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
10708 merged by linker script to get a final _exit().
10709 (__do_global_dtors): New for destructor handling in specific exit
10711 (__do_global_ctors): New for constructors in specific install section.
10712 (__map_data_section): Map data sections before running constructors.
10713 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
10714 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
10715 (DTORS_SECTION_ASM_OP): Likewise.
10716 (CTORS_SECTION_FUNCTION): Define to force a reference to
10718 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
10720 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10722 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
10724 * Makefile.in: Add df.h to gcse.c dependencies.
10726 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10728 * varasm.c (output_constant_def_contents): Use for the length of a
10729 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
10730 depending on which is larger.
10732 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10734 * gcse.c: Include df.h for use as a dataflow analyzer.
10736 Declaration of reg_set_info: gone.
10737 New df_analyzer variable used by store motion.
10738 (reg_set_info): Deleted.
10739 (mark_mem_regs): New function, analyze regs used by a mem.
10740 (store_ops_ok): Use dataflow analyzer results to determine if
10741 necessary regs are changed in the block.
10742 (find_moveable_store): Remove check for symbol ref, we can handle
10743 much more complex expressions now.
10744 (compute_store_table): Remove most of the code, it's unnecessary
10745 now that the dataflow analyzer records the info for us.
10746 (store_killed_after): Add parameter to say whether to do the
10747 store_ops_okay test, used to speed up testing when we already know
10748 the answer, and just want to know if the store itself was killed.
10749 (build_store_vector): Largely rewritten to calculate the various
10750 vectors properly, and somewhat optimized.
10751 (store_motion): Init the df_analyzer, get REG_DEF chains.
10752 Also handle trapping expressions (since mems almost always trap)
10753 (simple_mem): Redefine what a simple mem is.
10755 2001-08-03 DJ Delorie <dj@redhat.com>
10757 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
10758 set from a constant part of the condition.
10760 2001-08-01 Andrew Cagney <ac131313@redhat.com>
10762 * mkdeps.c (deps_add_default_target): Make local variable
10763 ``start'' a const char pointer.
10764 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
10766 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10768 * doc/install.texi (Configuration): Fix markup.
10769 (Specific, i?86-*-udk): Likewise.
10770 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
10772 Document --enable-threads and --enable-libgcj status.
10773 (Specific, mips-sgi-irix*): Canonicalize triples.
10774 (Specific, mips-sgi-irix5): Warn about problems with this config.
10775 Mention required GNU as patch.
10776 Native assembler problems are fixed.
10777 (Specific, mips-sgi-irix6): Update O32 ABI support status.
10778 Document --enable-threads and --enable-libgcj status.
10780 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10782 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
10785 2001-08-03 Richard Henderson <rth@redhat.com>
10787 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
10790 2001-08-03 Richard Henderson <rth@redhat.com>
10792 * rtlanal.c (find_first_parameter_load): Stop if we
10793 reach a CODE_LABEL at BOUNDARY.
10795 2001-08-03 Richard Henderson <rth@redhat.com>
10797 * config/alpha/alpha.md (force_movdi): New insn.
10798 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
10799 Tweek FRP marking of VMS prologue insns.
10800 * config/alpha/vms.h (EPILOGUE_USES): New.
10802 2001-08-02 Richard Henderson <rth@redhat.com>
10804 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
10806 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10808 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
10809 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
10810 config/convex/convex.h, config/d30v/d30v.c,
10811 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10812 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
10813 config/mips/mips.h, config/mn10200/mn10200.h,
10814 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
10815 config/v850/v850.h, config/vax/openbsd.h,
10816 config/vax/openbsd1.h, config/vax/ultrix.h,
10817 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
10818 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
10819 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
10820 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
10821 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
10822 in comments and documentation.
10824 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10828 * Makefile.in (line-map.o): New.
10829 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
10830 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
10831 * cpperror.c (print_containing_files): Similarly.
10832 (print_location): Update. Don't output a space before _Pragma.
10833 * cppfiles.c (stack_include_file): Set to line 1 immediately.
10834 (stack_include_filee, cpp_make_system_header): Update.
10835 (_cpp_execute_include): Get logical line number right for calling
10836 as-yet-unterminated #include.
10837 * cpphash.h (struct cpp_reader): Add line_maps.
10838 (_cpp_do_file_change): Update.
10839 * cppinit.c (cpp_create_reader): Initialize line maps.
10840 (cpp_destroy): Destroy line maps.
10841 (cpp_start_read): Get logical line number right.
10842 * cpplex.c (parse_string): Only warn once for multi-line strings.
10843 Use boolean variable for null warning.
10844 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
10846 (do_include_common): End the directive early.
10847 (do_line): Don't warn about out-of-range lines in preprocessed
10848 source. Update. Remove unused variables.
10849 (_cpp_do_file_change): Update for new line mapping.
10850 (pragma_cb): New typedef.
10851 (cpp_register_pragma): Stop looking ahead before calling the
10853 (do_pragma_system_header): End directive early.
10854 (cpp_get_line_maps): New.
10855 (cpp_pop_buffer): Fudge logical line. Update.
10856 * cpplib.h: Include line-map.h
10857 (enum cpp_fc_reason): Remove.
10858 (struct cpp_file_change): Update.
10859 (cpp_get_line_maps): New.
10860 * cppmain.c (struct_printer): New member map.
10861 (cb_file_change): Update for new mappings.
10862 * fix-header.c (cb_file_change): Similarly.
10864 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10866 * Makefile.in (libgcc.mk): Define mkinstalldirs.
10867 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
10869 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10871 * config/vax/vax.c: include expr.h.
10873 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10875 * Makefile.in ($(srcdir)/configure): Only rebuild in
10877 ($(srcdir)/config.in): Only define in maintainer mode.
10878 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
10880 2001-08-02 David Edelsohn <edelsohn@gnu.org>
10882 * doc/install.texi (Install GCC: Binaries): Update Bull info.
10884 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10886 * gcc.c (set_collect_gcc_options): New function, split out from
10888 Ignore elided switches.
10889 (do_spec_1): Invoke before executing command.
10890 (set_input): Export.
10891 Move declaration ...
10892 * gcc.h (set_input): ... here.
10893 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
10896 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
10899 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
10901 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
10903 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
10905 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
10906 for the unnamed instructions it expands to.
10908 2001-08-02 Richard Henderson <rth@redhat.com>
10910 * regclass.c (call_really_used_regs): Conditionally define.
10911 (init_reg_sets_1): Don't use it if not defined.
10912 (fix_register): Similarly, don't set it.
10914 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10916 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
10917 Correct comment that had been missed in the previous change.
10919 2001-08-01 Stan Shebs <shebs@apple.com>
10921 * config/darwin.c (machopic_stub_name): Try matching by name.
10922 (update_stubs): New function.
10923 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
10926 2001-08-01 Richard Henderson <rth@redhat.com>
10928 * except.c (output_function_exception_table): Use assemble_align.
10929 * varasm.c (assemble_eh_label): Remove.
10930 (assemble_eh_align, assemble_eh_integer): Remove.
10932 2001-08-01 Robert Lipe <robertl@caldera.com>
10934 * dwarfout.c: Remove reference to README.DWARF.
10936 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
10938 * regclass.c (call_really_used_regs): New array for registers which
10939 are actually used by a call.
10940 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
10942 (fix_register): Set call_really_used too.
10943 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
10944 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
10946 2001-08-01 Richard Henderson <rth@redhat.com>
10948 * read-rtl.c (read_name): Consider \r whitespace.
10950 2001-07-11 Andrew Cagney <ac131313@redhat.com>
10952 * config.gcc: Recognize powerpc-*-netbsd*.
10954 * doc/install.texi (Host/target specific installation notes for
10955 GCC): Mention powerpc-*-netbsd*.
10957 * config/rs6000/netbsd.h: New file.
10958 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
10959 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
10960 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
10961 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
10962 (TARGET_VERSION): Redefine.
10964 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
10965 mcall-netbsd as a match for mcall-sysv.
10966 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
10967 (ncrti.S, ncrtn.S): New targets.
10968 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
10970 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
10971 "netbsd' as a V4 ABI.
10972 (ASM_SPEC): Check for -mcall-netbsd.
10973 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
10974 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
10975 (LIB_SPEC, ENDFILE_SPEC): Ditto.
10976 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
10977 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
10978 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
10979 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
10981 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
10982 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
10984 2001-08-01 Mark Kettenis <kettenis@gnu.org>
10986 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
10987 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
10988 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
10989 including "unwind-pe.h".
10991 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10993 * rs6000.md (define_splits): Kill unused constraints.
10995 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
10996 Jan Hubicka <jh@suse.cz>
10998 * function.c (thread_prologue_and_epilogue_insns): Kill code
10999 dealing with non-existent CFG.
11001 2001-08-01 Kazu Hirata <kazu@hxi.com>
11003 * alias.c: Fix comment formatting.
11004 * bitmap.c: Likewise.
11005 * builtins.c: Likewise.
11006 * calls.c: Likewise.
11007 * c-common.c: Likewise.
11008 * c-decl.c: Likewise.
11009 * c-dump.c: Likewise.
11010 * c-lex.c: Likewise.
11011 * collect2.c: Likewise.
11012 * combine.c: Likewise.
11013 * conflict.c: Likewise.
11014 * cppfiles.c: Likewise.
11015 * cppinit.c: Likewise.
11016 * cpplex.c: Likewise.
11017 * cpplib.c: Likewise.
11018 * cppmacro.c: Likewise.
11019 * cppspec.c: Likewise.
11020 * c-pragma.c: Likewise.
11021 * crtstuff.c: Likewise.
11023 * cselib.c: Likewise.
11024 * c-semantics.c: Likewise.
11025 * c-typeck.c: Likewise.
11027 2001-08-01 H.J. Lu <hjl@gnu.org>
11029 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
11031 2001-08-01 H.J. Lu <hjl@gnu.org>
11033 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
11035 2001-08-01 Ziemowit Laski <zlaski@apple.com>
11037 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
11038 contextualizing Objective-C class name lookup by the lexer.
11039 (typespec_reserved_nonattr): Disable ObjC class name lookup after
11041 (protocoldef): Add support for forward @protocol declarations.
11042 (yylexname): Suppress ObjC class name lookup in certain contexts;
11043 re-enable after lookup is complete.
11044 (_yylex): Re-enable ObjC class name lookup when certain
11045 punctuation marks are seen.
11047 * objc/objc-act.c (check_protocol_recursively): New function used
11048 for finding circular dependencies in protocols.
11049 (objc_declare_protocols): New function for handling forward
11050 @protocol declarations.
11051 (receiver_is_class_object): Detect the case when 'self' is used
11052 inside of a class method.
11053 (build_message_expr): Issue a warning if class method is desired
11054 but instance method is found instead.
11055 (conforms_to_protocol): Streamline.
11056 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
11057 protocol Foo, even if 'Bar foo' does not.
11058 (check_protocols): Streamline.
11059 (start_protocol): Add checks for circular and duplicate protocol
11061 (encode_aggregate_within): For typedefs of structs, encode the
11063 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
11064 (objc_declare_protocols): New prototype.
11066 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11068 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
11069 * cpplex.c (handle_newline): Update prototype. Maintain logical
11071 (skip_escaped_newlines, skip_block_comment, parse_string):
11072 Update accordingly.
11073 (_cpp_lex_token): Update, and store token position within the token.
11074 * cpplib.h (struct cpp_token): Add line and column entries.
11075 * cppmacro.c (replace_args): Position stringified tokens correctly.
11077 2001-08-01 Andreas Jaeger <aj@suse.de>
11079 * basic-block.h: Add prototype for last_loop_beg_note.
11081 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
11083 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
11084 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
11086 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
11087 while handling WITH_CLEANUP_EXPR node. Use second operand calling
11088 expand_decl_cleanup.
11089 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
11091 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
11092 operand while calling simple_cst_equal.
11093 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
11094 operand is the cleanup expression, the third is the RTL_EXPR.
11095 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
11097 2001-07-31 Jeff Sturm <jsturm@one-point.com>
11099 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
11101 2001-07-31 matthew green <mrg@eterna.com.au>
11103 * config.gcc (i386-*-netbsdelf): New description.
11104 * config/i386/netbsd-elf.h: New file.
11106 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
11108 * loop.c (check_dbra_loop): Use single_set to compute
11111 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
11113 PowerPC reorg and support for powerpc64-*-linux*.
11115 Also fixes emitting of constants on 32 bit and 64 bit
11118 * config.gcc: powerpc64-*-linux* is a new target.
11119 Things that needed aix.h now also include xcoff.h
11121 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
11123 Move AIX specific stuff into aix.h.
11124 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
11125 with more than just XCOFF now.
11126 (SET_ASM_OP): Remove, now defined where needed.
11127 (FUNCTION_PROLOGUE): New macro definition.
11128 (FUNCTION_EPILOGUE): New macro definition.
11129 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
11131 * config/rs6000/xcoff.h: New file.
11133 * config/rs6000/linux64.h: New file.
11135 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
11137 2001-07-31 Alan Modra <amodra@bigpond.net.au>
11139 * rs6000.c (print_operand_address): Handle ELF syntax.
11140 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
11141 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
11142 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
11144 2001-07-31 David Edelsohn <edelsohn@gnu.org>
11146 * rs6000.c (rs6000_override_options): Only disable
11147 flag_function_sections for XCOFF.
11148 (exact_log2_cint_operand): New predicate.
11149 (reg_or_{add,sub}_cint64_operand): New predicates.
11150 (add_operand): Compare CONST_INT with fewer function calls.
11151 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
11152 (print_operand, case 'p'): Ensure positive operand.
11153 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
11154 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
11155 (PREDICATE_CODES): Add new predicates.
11156 * rs6000.md (addsi3): Split 32-bit constants more correctly.
11157 (divsi3, modsi3): Ensure positive power-of-2.
11158 (adddi3): Use new predicate. Split 32-bit constants more
11159 correctly. Re-arrange splitter to handle any constant.
11160 (subdi3): Use new predicate.
11161 (divdi3, moddi3): Ensure positive power-of-2.
11162 (movdi): Use rs6000_emit_set_const.
11163 (load_toc_v4_pic_di): Delete.
11165 2001-07-31 Graham Stott <grahams@redhat.com>
11167 * function.c (pad_below): Revert 2001-07-26 patch.
11169 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11171 * reg-stack (convert_regs_1): Fix best edge condition.
11173 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11175 * jump.c (duplicate_loop_exit_test): Better test for jumps
11176 entering the loop; create loop pre_header.
11178 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
11180 * doc/install.texi: Add s390 and s390x as new targets.
11181 * doc/invoke.texi: Add documentation of S/390 and zSeries
11183 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
11185 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11187 * config/m68k/m68k.md: Replace all general_operand with
11188 nonimmediate_operand for all destinations.
11189 * config/m68k/m68k.c (not_sp_operand): Likewise.
11191 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
11193 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
11195 2001-07-30 Richard Henderson <rth@redhat.com>
11197 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
11198 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
11200 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11202 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
11203 Add missing doc strings
11204 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
11205 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
11207 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
11209 * i386.c (ix86_output_main_function_alignment_hack): New function.
11210 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
11212 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
11213 edges by EDGE_DFS_BACK flag.
11214 (dump_edge_info): Add dfs_back flag.
11215 * basic-block.h (EDGE_DFS_BACK): New constant.
11216 (mark_dfs_back_edges): Declare.
11217 * alias.c (loop_p): Remove.
11218 (mark_constant_function): Use mark_dfs_back_edges.
11220 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
11221 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
11222 (compensate_edge): Break out from ...
11223 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
11224 (convert_regs_2): Set block_done once block is really done;
11225 Do updating of the predecessors counts.
11227 * toplev.c (rest_of_compilation): Recompute block_for_insn
11228 before post-reload cfg_cleanup.
11229 * function.c (thread_prologue_epilogue_insns):
11230 Call set_block_for_new_insns when emitting prologue directly.
11232 2001-07-30 Andreas Jaeger <aj@suse.de>
11234 * jump.c: Add prototype for mark_modified_reg.
11236 * cse.c (set_live_p): Add unused attribute.
11238 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
11240 (scan_for_source_files): Use long for count to avoid overflow.
11241 (output_data): Likewise.
11242 (output_data): Don't use string concatatenation to silence gcc
11245 * predict.c: Fix typos and grammar.
11247 * gcse.c (insert_insn_end_bb): Remove unused variables.
11249 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
11251 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
11252 (attempt_auto_inc): LIkewise.
11253 (mark_used_reg): Likewise.
11254 (try_pre_increment_1): Likewise.
11255 * regclass.c (regclass): Likewise.
11256 * global.c (allocno_compare): Update comment; change scaling factor.
11257 * local-alloc.c (QTY_CMP_PRI): Likewise.
11258 * regs.h (REG_FREQ_FROM_BB): New.
11259 (REG_FREQ_MAX): Likewise.
11261 2001-07-30 H.J. Lu <hjl@gnu.org>
11263 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
11266 2001-07-30 H.J. Lu (hjl@gnu.org)
11268 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
11269 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11270 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
11272 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
11274 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
11275 as -mthumb-interwork when -mcpu=arm7 is specified.
11277 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
11279 * predict.def (noreturn, loop branch, loop exit): Mark as first
11282 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
11284 * combine.c (try_combine): Avoid barrier after noop jumps.
11286 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11288 * cpphash.h (struct cpp_reader): Remove import_warning.
11289 * cpplib.c (skip_rest_of_line): Don't bother turning off
11291 (parse_include): Move include handling to...
11292 (do_include_common): ... here. Move import warning from...
11293 (do_import): ... here.
11294 (do_pragma_poison): Don't do a callback for poison identifiers.
11295 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
11296 * cppmain.c (setup_callbacks): Similarly.
11298 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
11300 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
11301 handle multiple sets.
11302 * except.c (sjlj_mark_call_sites): .... here.
11303 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
11305 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
11307 Suggested by Richard Henderson and Richard Kenner:
11308 * combine.c (recog_for_combine): Use the fake recog
11309 only if instruction does not match.
11310 * rtl.h (NOOP_MOVE_INSN_CODE): New.
11311 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
11313 * combine.c (try_combine): Discover noop jump as direct jump.
11315 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
11317 * df.c (df_rd_global_compute): Add successors to worklist, not
11319 (df_ru_global_compute): Ditto.
11321 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
11323 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
11324 increment REG_N_SETS.
11326 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
11328 * sbitmap.h: New prototype for sbitmap_a_xor_b.
11330 * sbitmap.c (sbitmap_a_xor_b): New function.
11331 ifdef the basic block stuff on IN_GCC.
11333 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11335 * cppexp.c (parse_defined): Always record the macro name.
11336 (lex): Don't worry about identifiers, or special-case
11338 (_cpp_parse_expr): Figure out at the end of the routine
11339 whether we saw a valid !defined() expression.
11340 * cppfiles.c (stack_include_file): Update for mi_valid.
11341 (_cpp_pop_file_buffer): Similarly.
11342 * cpplex.c (_cpp_lex_token): Similarly.
11343 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
11344 mi_if_not_defined, mi_lexed): Remove.
11346 * cpplib.c (do_if): Simplify.
11347 (do_endif, push_conditional, _cpp_handle_directive): Update
11348 for renaming of mi_state to mi_valid.
11350 * cpp.texi: Add index entries for digraphs, and add comment
11351 that C++ refers to them as alternative tokens.
11353 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
11355 * basic-block.h (CLEANUP_PRE_LOOP): New.
11356 * except.c (finish_eh_generation): Update call of cleanup_cfg.
11357 * sibcall.c (optimize_sibling_calls): Likewise.
11358 * toplev.c (rest_of_compilation): Likewise.
11359 * flow.c (try_forward_edges): Take argument MODE;
11360 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
11361 (try_optimize_cfg): Update call of try_forward_edges.
11363 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11364 Jan Hubicka <jh@suse.cz>
11366 * (validate_replace_rtx_1): Fix simplification of MINUS.
11368 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
11370 PR preprocessor/3669
11371 * cppinit.c (init_dependency_output): Turn off dump requests
11372 if sending dependencies to stdout.
11374 2001-07-28 Richard Henderson <rth@redhat.com>
11376 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
11379 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
11381 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
11383 2001-07-28 Kazu Hirata <kazu@hxi.com>
11385 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
11386 is VAR_DECL first to prevent an ICE.
11388 2001-07-28 Richard Henderson <rth@redhat.com>
11390 * varasm.c (immed_real_const_1): Don't elide special cases for
11392 (clear_const_double_mem): Clear const_tiny_rtx too.
11394 2001-07-28 Richard Henderson <rth@redhat.com>
11396 * dwarf2out.c (dw_val_class_offset): New.
11397 (struct dw_ranges_struct, dw_ranges_ref): New.
11398 (ranges_table, ranges_table_allocated): New.
11399 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
11400 (add_AT_offset, add_ranges, output_ranges): New.
11401 (print_die, output_die): Handle dw_val_class_offset.
11402 (attr_checksum, size_of_die, value_format): Likewise.
11403 (gen_lexical_block_die): Handle non-contiguous blocks.
11404 (gen_block_die): Likewise.
11405 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
11406 if needed. Dump the ranges table.
11407 * final.c (final_start_function): Remove unnecessary notes and
11408 rebuild the block tree before numbering the blocks.
11409 * function.c (reorder_blocks_0): Walk the existing block tree
11410 to unmark all blocks.
11411 (reorder_blocks_1): Create block fragments when duplicate block
11413 (reorder_fix_fragments): New.
11414 (reorder_blocks): Call it.
11415 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
11417 2001-07-28 Richard Henderson <rth@redhat.com>
11419 * emit-rtl.c (adjust_address): Make a copy of the memory address.
11421 2001-07-28 Richard Henderson <rth@redhat.com>
11423 * flow.c (add_to_mem_set_list): New function.
11424 (init_propagate_block_info): Use it.
11425 (mark_set_1): Likewise.
11426 (insn_dead_p): Canonicalize memory address for dead store
11427 comparison. Allow wider mode stores to kill narrower mode stores.
11428 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
11429 (invalidate_mems_from_set): Don't handle MEMs.
11431 2001-07-28 Kazu Hirata <kazu@hxi.com>
11433 * config/h8300/h8300.h: Fix formatting.
11435 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11437 * basic-block.h (EDGE_FREQUENCY): New macro.
11438 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
11440 * flow.c (find_sub_basic_blocks): Likewise.
11441 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
11442 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
11444 * predict.c (DEF_PREDICTOR): New argument FLAGS.
11445 (HITRATE): New macro.
11446 (PRED_FLAG_FIRST_MATCH): New constant.
11447 (predictor_info): New field flgags.
11448 (combine_predictions_for_insn): Use DS theory to combine
11449 probabilities; set the edge probabilities when finished.
11450 (estimate_probability): Avoid duplicated matches
11451 of LOOP_BRANCH heuristics for nested loops; update comment.
11452 * predict.def: Add flags for each prediction, set probabilities
11453 according to B&L paper.
11454 * predict.h (DEF_PREDICTOR): New argument FLAGS.
11456 * profile.c (compute_branch_probabilities): Cleanup way the edge
11457 probabilities are computed and REG_BR_PROB notes are dropped; if
11458 values does not match, emit error.
11459 (init_branch_prob): Do error instead of warning when profile driven
11460 feedback is missing or corrupt.
11462 2001-07-27 DJ Delorie <dj@redhat.com>
11464 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
11465 against a constant, try to adjust the compare to have the desired
11466 constant in it so that min/max optimizations happen more often.
11468 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11470 * flow.c (last_loop_beg_note): New function.
11471 (redirect_edge_and_branch): Use it.
11472 (split_edge): Likewise.
11474 * alias.c (loop_p): Avoid uninitialized memory access.
11476 * flow.c (try_forward_edges): Avoid accessing freed memory.
11478 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
11481 2001-07-26 Andrew Haley <aph@redhat.com>
11482 Joern Rennecke <amylaar@redhat.com>
11484 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
11485 (SUBTARGET_CPP_ENDIAN_SPEC): New.
11486 (SUBTARGET_CPP_SPEC): New.
11487 (CPP_SPEC): Remove.
11488 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
11489 (SUBTARGET_CPP_PTR_SPEC): New.
11490 (CPP_DEFAULT_CPU_SPEC): New.
11491 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
11492 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11493 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
11494 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11495 (SUBTARGET_CPP_SPEC): Define as an empty string.
11497 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11499 * doc/install.texi (Configuration): Properly link the host
11500 specific instructions also when generating HTML.
11502 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
11504 * flow.c (redirect_edge_and_branch_force): Test
11505 target->global_live_at_start.
11507 2001-07-26 Richard Henderson <rth@redhat.com>
11509 * simplify-rtx.c (avoid_constant_pool_reference): Export.
11510 * rtl.h (avoid_constant_pool_reference): Declare it.
11511 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
11512 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
11514 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11516 * rtl.h (cleanup_barriers): Declare.
11517 * jump.c (cleanup_barriers): New function.
11518 * toplev.c (rest_of_compilation): Call cleanup_barriers
11519 before loop optimizer and after bb_reorder.
11521 * flow.c (back_edge_of_syntactic_loop_p): New.
11522 (split_edge): Use it.
11524 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11526 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
11528 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
11530 * cse.c (cse_process_notes): Replace any registers if the address
11533 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
11535 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
11536 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
11537 (propagate_block): Update prototype.
11538 * flow.c (update_life_info): Simplify the CFG and
11539 recalculate the global regs which are alive when
11540 removing dead code during a global update.
11541 (propagate_block): Return non-zero if an INSN is
11544 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11546 * Makefile.in (LIBICONV): Define.
11548 2001-07-26 Catherine Moore <clm@redhat.com>
11550 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
11551 of conditional to avoid tree checking errors.
11553 2001-07-26 Kazu Hirata <kazu@hxi.com>
11555 * regmove.c (regmove_optimize): Don't replace a reg with
11556 another reg of a different mode.
11558 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
11560 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
11561 limit length of dependency flush list.
11562 * params.h (MAX_PENDING_LIST_LENGTH): Define.
11563 * sched-int.h (struct deps): Add pending_flush_length field.
11564 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
11565 has 1 element in it.
11566 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
11567 (sched_analyze): After a jump, if the pending memory flush list is too
11568 large, flush the pending lists.
11569 (init_deps): Initialize pending_flush_length to 0.
11570 * doc/invoke.texi (max_pending_list_length): Document parameter.
11572 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
11574 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
11575 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
11576 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
11578 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11580 * cpphash.h (struct_lexer_state): Delete was_skipping.
11581 Move skipping here from struct cpp_reader.
11582 * cpplex.c (parse_identifier): Update.
11583 (_cpp_lex_token): Don't skip tokens in a directive.
11584 * cpplib.c (struct if_stack): Update.
11585 (start_directive, end_directive): Don't change skipping state.
11586 (_cpp_handle_directive): Update.
11587 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
11588 (do_else, do_endif): Update; only check for excess tokens if not
11589 in a skipped conditional block.
11590 (push_conditional): Update for new struct if_stack.
11592 2001-07-26 Graham Stott <grahams@redhat.com>
11594 * function.c (locate_and_pad_parm): Also pad initial offset
11595 so that the total argument size also includes the padding.
11597 2001-07-26 Graham Stott <grahams@redhat.com>
11599 * gensupport.c (alter_output_for_insn): Correct enable checking failure
11600 change XSTR to XTMPL.
11602 (process_one_cond_exec): Likewise
11604 2001-07-25 Richard Henderson <rth@redhat.com>
11606 * varasm.c (assemble_variable): Create DECL_RTL before setting
11609 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
11611 * predict.c (estimate_probability): Avoid duplicated predictions.
11613 * loop.c (find_and_verify_loops): Grok multiple barriers.
11615 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11617 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
11619 * dbxout.c: Consistently use putc instead of fputc.
11620 (print_wide_int): New function; call instead of direct fprintf.
11621 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
11622 (dbxout_type_fields, dbxout_type_method_1): Likewise.
11623 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
11624 (print_int_cst_octal): Likewise.
11625 (print_octal): Show we wrote characters.
11626 (dbxout_type): Set have_used_extensions in more places.
11628 2001-07-25 Catherine Moore <clm@redhat.com>
11630 * config/v850/v850.c (v850_va_arg): Use addr
11631 instead of valist to build incr.
11633 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
11635 * flow.c (delete_dead_jumptables): New function.
11636 (life_analyzis): Call it.
11637 * bb-reorder.c (skip_insns_after_block): Handle contradictory
11640 2001-07-25 Richard Henderson <rth@redhat.com>
11642 * except.c (reachable_handlers): Handle a region being removed
11643 out from under a RESX.
11645 2001-07-25 Richard Henderson <rth@redhat.com>
11647 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
11648 swap GE/GT if it is an fp comparison.
11650 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
11652 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
11655 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
11657 * ssa.c (rename_insn_1): Do not wrap an assignment to a
11658 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
11661 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
11662 throw an exception.
11663 (visit_expression): When attempting to simplify an expression,
11664 retrieve any modes for arguments before they are simplified
11667 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11668 Janis Johnson <janis@us.ibm.com>
11670 * stmt.c (expand_goto): A nonlocal goto can be a call too.
11671 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
11672 pointer parameters to match documented usage of nonlocal_goto.
11673 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
11674 parameters to their correct order.
11675 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
11676 parameters to their correct order.
11678 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11680 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
11682 2001-07-25 Jan Hubicka <jh@suse.cz>
11683 Richard Henderson <rth@redhat.com>
11685 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
11687 (make_edges): New argument update_p; populate the edge cache if set.
11688 (find_basic_blocks): Update make_edges invocation.
11690 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11692 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
11694 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11696 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
11697 -Acpu and -Amachine.h.
11698 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
11699 Corrected header to say ELF not a.out.
11700 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
11701 when given -msoft-float.
11703 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11705 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
11706 extra multilib parts like arm-elf.
11707 (i960-*-coff*, i960-*-rtems): Should not use collect2.
11708 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
11709 crtfini.o as extra multilib parts.
11711 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11713 * configure.in: Add rtems as a supported thread model.
11714 * gthr-rtems.h: Add missing entry point __gthread_active_p.
11715 * configure: Rebuilt.
11717 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
11719 * stor-layout.c (get_mode_alignment): make it work when
11720 BITS_PER_UNIT is not a power of two.
11721 * builtins.c (get_pointer_alignment): Likewise.
11723 2001-07-24 Richard Henderson <rth@redhat.com>
11725 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
11726 the retrieved constant into the expected mode.
11728 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11730 * flow.c (try_simplify_condjump): Avoid duplicated edges.
11731 (verify_flow_info): Check for duplicated edges; clarify
11734 * flow.c (block_label): Update basic_block_for_insn.
11735 (commit_edge_insertions): Call compute_bb_for_insn.
11737 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
11740 * flow.c (redirect_edge_and_branch,
11741 try_optimize_cfg): Use redirect_edge_succ_nodup
11742 (redirect_edge_succ_nodup): New.
11743 * basic_block.h (redirect_edge_succ_nodup): Declare.
11745 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
11748 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
11750 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
11751 (try_crossjump_to_edge): Update commetns.
11752 (try_crossjump_bb): Likewise.
11754 2001-07-24 Richard Henderson <rth@redhat.com>
11756 * combine.c (distribute_notes): Move set of need_refresh
11757 for noop_move_p down to catch all cases.
11759 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
11761 * recog.c (split_all_insns_noflow): New.
11762 * rtl.h (split_all_insns_noflow): Declare.
11763 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
11764 * m68hc11.c (m68hc11_reorg): Likewise.
11765 * sh.c (machine_dependent_reorg): Likewise.
11766 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
11769 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11771 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
11772 (ashlsi3_n splitter): Likewise.
11773 (lshrsi3_n splitter): Likewise.
11775 (GOTaddr2picreg): Make const SImode.
11776 (sym_label2reg): Likewise.
11777 (symGOT2reg): Likewise.
11778 (symGOTOFF2reg) Likewise.
11780 (casesi_worker_0): Make unspec SImode.
11782 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11784 * config/sh/sh.c (barrier_align): Check that an operand really is
11785 an insn before extracting its INSN_CODE.
11787 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
11789 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
11792 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
11793 for SImode to prevent overflow.
11795 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11797 * config/mips/irix6-libc-compat.c: New file.
11798 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
11799 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
11800 passing workaround.
11802 2001-07-24 lars brinkhoff <lars@nocrew.org>
11804 * rtl.texi (REG_POINTER): Document.
11805 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
11806 QFmode, HFmode, TQFmode, QCmode, and HCmode.
11808 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
11810 * flow.c (delete_noop_moves): Do not confuse libcall regions.
11812 2001-07-23 Richard Henderson <rth@redhat.com>
11814 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
11816 2001-07-23 Kazu Hirata <kazu@hxi.com>
11818 * config/h8300/h8300-protos.h: Add a prototype for
11819 general_operand_dst_push.
11820 * config/h8300/h8300.c (general_operand_dst_push): New.
11821 * config/h8300/h8300.h (OK_FOR_T): New.
11822 (EXTRA_CONSTRAINT): Use it.
11823 * config/h8300/h8300.md (movqi_push): Remove and integrate into
11824 the existing movqi pattern.
11825 (movhi_push): Likewise.
11827 * reload.c: Fix comment typos.
11829 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
11831 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
11833 2001-07-23 H.J. Lu (hjl@gnu.org)
11835 * doc/extend.texi: Update __builtin_return_address and
11836 __builtin_frame_address.
11838 2001-07-23 Richard Henderson <rth@redhat.com>
11840 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
11842 * config/i386/i386.md: New setcc+movzbl peephole2.
11844 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11846 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
11847 * objc/objc-act.c: Include debug.h.
11848 (synth_module_prologue): Save and restore debug hooks too.
11850 2001-07-23 lars brinkhoff <lars@nocrew.org>
11852 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
11853 and C4X_FLOAT_FORMAT.
11854 (BOOL_TYPE_SIZE): Document.
11856 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
11858 * unroll.c (loop_iterations): Fix miscalculation of initial
11861 2001-07-13 Andrew Haley <aph@redhat.com>
11863 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
11864 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
11865 * config/sh/sh.c (sh_can_redirect_branch): New function.
11866 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
11867 * reorg.c (steal_delay_list_from_target): Use
11868 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
11870 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
11872 * flow.c (try_simplify_condjump): Unlink insn chain on
11873 fallthru edge; use can_fallthru.
11875 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
11877 * basic-block.h (find_sub_basic_block): Declare.
11878 * flow.c (make_edges): New arguments MIN and MAX;
11879 (find_sub_basic_blocks): Revamp to use make_edges
11880 and purge_dead_edges.
11881 (find_basic_blocks): Update call of find_sub_basic_block.
11883 * recog.c (split_all_insns): Always expect CFG to be consistent;
11884 call find_sub_basic_blocks in case something has changed.
11885 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
11888 * basic-block.h (delete_noop_moves): Declare.
11889 * combine.c (combine_instructions): Call it.
11890 (recog_for_combine): Tolerate noop moves
11891 (distribute_notes): Force refresh when register dies at noop move.
11892 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
11894 (life_analysis): Update delete_noop_moves call.
11895 (set_noop_p): Move too ...
11896 * rtlanal.c (noop_move_p): ... here.
11897 * rtl.h (noop_move_p): Declare.
11899 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
11900 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
11902 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
11903 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
11905 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
11907 * reload.c (push_reload): Fix typo in comment.
11908 (find_reloads_address): Ditto.
11909 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
11911 2001-07-22 Richard Henderson <rth@redhat.com>
11913 * flow.c: Grammar check and clarify a lot of comments.
11914 (try_simplify_condjump): Rename variables to be clearer.
11915 (try_forward_edges): Skip complex and fallthru edges.
11916 Rearrange tests to avoid duplicate checks.
11917 (flow_find_cross_jump): Likewise.
11918 (outgoing_edges_match): Allow match if neither branch has
11919 probability data. Loosen probability match to 5%.
11920 (try_crossjump_to_edge): Hoist repeated indirection into
11922 (try_crossjump_bb): Don't check complex edges. Eliminate
11923 redundant crossjump tests.
11924 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
11925 checks before more expensive checks.
11927 2001-07-22 Richard Henderson <rth@redhat.com>
11929 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
11930 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
11933 2001-07-22 Richard Henderson <rth@redhat.com>
11935 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
11936 (const_sint32_operand): Likewise.
11937 * m68k.md (anon mulsi pattern): Use const_int_operand not
11938 const_sint32_operand.
11939 (umulsi3_highpart): Zero extend a constant input.
11940 (smulsi3_highpart): Don't bother checking SImode constant.
11941 (const_umulsi3_highpart): Give op3 DImode.
11942 (const_smulsi3_highpart): Likewise.
11944 2001-07-22 Richard Henderson <rth@redhat.com>
11946 * flow.c (split_block): Make sure bb_note is included in the
11947 new block when splitting before a label.
11949 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
11951 * basic-block.h (redirect_edge_and_branch_force,
11952 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
11953 * flow.c (redirect_edge_and_branch_force,
11954 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
11955 (redirect_edge_and_branch_force): Fix copying of lifeness information.
11956 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
11957 * ifcvt.c (dead_or_predictable): Take BB as an new destination
11958 instead of label; update CFG after transformation.
11959 (find_if_case_1): Update call, use redirect_edge_and_branch_force
11960 for finishing the transformation; handle even case where ELSE
11961 does not follow THEN.
11962 (find_if_case_2): Update call of dead_or_predictable; simplify
11965 * emit-rtl.c (split_branch_probability): New global variable.
11966 (try_split): Take care to set split_branch_probability and
11967 create REG_BR_PROB note for new jump insns.
11968 * md.texi (define_split): Document new feature.
11970 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
11972 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11974 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
11975 (asm_out_file): Remove redundant declaration.
11976 (assemble_asm): Remove old #if 0 block.
11977 (assemble_variable): Remove end of function; debug output is
11978 now handled with global_decl. Remove old #if 0 block. Update.
11979 Remove saved_in_section and associated no-op code.
11980 * Makefile.in (varasm.o): Correct dependencies.
11982 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
11984 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11985 the definition in defaults.h.
11987 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
11989 * jump.c: Update comments.
11990 (delete_barrier_successors, delete_unreferenced_labels,
11991 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
11992 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
11993 jump_optimize, jump_optimize_minimal): Kill.
11994 (rebuild_jump_labels): Move code from jump_optimize_1.
11995 (purge_line_number_notes): Likewise.
11996 (copy_loop_headers): Likewise.
11997 * reg-stack.c: Update comment.
11998 * stmt.c: Likewise.
11999 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
12000 JUMP_AFTER_REGSCAN): Kill.
12001 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
12002 purge_line_number_notes and copy_loop_headers.
12004 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
12005 Richard Henderson <rth@redhat.com>
12007 * dbxout.c (dbxout_global_decl): New.
12008 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12009 * sdbout.c (sdbout_finish): New.
12010 (sdbout_debug_hooks): Use it, add comments.
12011 (sdbout_global_decl): Defer initialised public vars to
12013 * varasm.c (assemble_variable): Don't output debug information
12014 for file-scope variables.
12016 2001-07-22 Richard Henderson <rth@redhat.com>
12018 * config/alpha/alpha.c (get_trap_mode_suffix): New.
12019 (get_round_mode_suffix): New.
12020 (print_operand): Use them for [/]. Remove support for [&'`()+].
12021 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
12022 * config/alpha/alpha.md (attr round_suffix): New.
12023 (attr trap_suffix): New.
12024 (all insns): Set them appropriately. Use %/ instead of the
12025 myriad punctuators.
12027 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12029 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
12031 2001-07-22 Richard Henderson <rth@redhat.com>
12033 * regrename.c (regrename_optimize): Compute nregs for each
12034 potential target register.
12036 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
12037 Richard Henderson <rth@redhat.com>
12039 * dbxout.c (dbxout_global_decl): New.
12040 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12041 * sdbout.c (sdbout_finish): New.
12042 (sdbout_debug_hooks): Use it, add comments.
12043 (sdbout_global_decl): Defer initialised public vars to
12045 * varasm.c (assemble_variable): Don't output debug information
12046 for file-scope variables.
12048 2001-07-21 H.J. Lu (hjl@gnu.org)
12050 * config/mips/mips.c (mips_cpu): Moved into ...
12051 (override_options): Here.
12053 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
12055 (mips_cpu): Removed.
12057 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12059 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
12060 ("iorqi3"): Likewise.
12061 ("xorqi3"): Likewise.
12062 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
12063 ("*subhi3_sp): Likewise.
12064 ("*subhi3"): Likewise.
12065 ("extendhisi2"): Accept D, X and Y as source operand to avoid
12068 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
12070 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
12071 * config/freebsd.h: Likewise.
12072 * config/linux.h: Likewise.
12073 * config/openbsd.h: Likewise.
12074 * config/alpha/linux-elf.h: Likewise.
12075 * config/arm/linux-elf.h: Likewise.
12076 * config/d30v/d30v.h: Likewise.
12077 * config/fr30/fr30.h: Likewise.
12078 * config/ia64/aix.h: Likewise.
12079 * config/ia64/ia64.h: Likewise.
12080 * config/mips/linux.h: Likewise.
12081 * config/pj/pj.h: Likewise.
12082 * config/rs6000/linux.h: Likewise.
12083 * config/sparc/linux.h: Likewise.
12084 * config/sparc/linux64.h: Likewise.
12086 2001-07-20 Bruce Korb <bkorb@gnu.org>
12088 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
12089 because getc() and char* may disagree on signedness.
12091 2001-07-20 Richard Henderson <rth@redhat.com>
12093 * doc/rtl.texi (REG_DEAD): Update for current semantics.
12095 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
12096 insns to delete in the presence of cc0 in a jump insn.
12098 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
12099 Jan Hubicka <jh@suse.cz>
12101 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
12102 of doing the change by hand.
12104 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
12106 * rtlanal.c (set_noop_p): Return true for noop jumps.
12108 * expr.c (emit_single_push_insn): Add call to push expander.
12109 * expr.h (optab_index): Add OTI_push
12110 (push_optab): New constant.
12111 * genopinit.c (optabs): Add push_optab.
12112 * optabs.c (init_optab): Init push optab.
12113 * md.texi (push??1): Document
12115 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12117 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
12118 expand to emit the pattern; put a REG_INC note for push/pop
12120 ("movdf", "movdf_internal"): Likewise.
12121 ("movsi", "movsi_internal"): Likewise.
12122 ("movsf", "movsf_internal"): Likewise.
12123 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
12125 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12127 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
12130 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
12132 * params.def: Change default max inline insns to 100.
12134 2001-07-20 Diego Novillo <dnovillo@redhat.com>
12136 * combine.c (combine_simplify_rtx): Generate a new shift operation
12137 when simplifying the first operand of a (neg (ashift)) expression.
12139 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12141 * regclass.c (N_REG_INTS): Use only 32 bits per element.
12143 2001-07-20 Kelley Cook <kelley.cook@home.com>
12145 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
12146 information. Move rest into ...
12147 (*-*-solaris): ... here. Eliminate redundant information and
12148 reword necessary packages section. Delete 4.x assembler bug info.
12149 (sparc-sun-*): Merge into ...
12150 (sparc-sun-sunos*): here.
12152 2001-07-20 Catherine Moore <clm@redhat.com>
12154 * config/v850/v850.md (casesi): Generate LABEL_REF
12157 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
12159 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
12160 * i386.c (ix86_zero_extend_to_Pmode): Make global.
12161 * i386.md (strclrsi expander): Use it.
12163 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12165 * integrate.c (copy_insn_list): handle
12166 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
12167 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
12168 identically as to CODE_LABEL.
12170 * fold-const (fold): Convert A/B/C to A/(B*C) and
12173 * except.c (connect_post_landing_pads): Delete the RESX insns.
12175 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
12177 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
12179 * config/mips/mips.md (nmadd/nmsub): Use macro.
12181 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
12183 * cppinit.c (remove_dup_dir): Make static.
12184 (remove_dup_dirs): Make static. Only warn about preempting a
12185 system directory with a non-system directory.
12187 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12189 * ifcvt.c (noce_try_store_flag_constants): Correct order
12190 of parameters to trunc_int_for_mode.
12192 2001-07-19 Mark Mitchell <mark@codesourcery.com>
12194 * reorg.c (fill_simple_delay_slots): If an instruction might throw
12195 an exception that will be caught within this function, do not fill
12196 its delay slot with any subsequent instruction.
12198 2001-07-19 Steve Ellcey <sje@cup.hp.com>
12200 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
12201 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
12202 pointer extension instruction.
12203 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
12204 * simplify-rtx.c (simplify_unary_operation) Likewise.
12205 * explow.c (convert_memory_address) Check value of
12206 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
12208 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
12209 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
12210 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
12211 Add Multilib Support.
12212 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
12213 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
12214 Add Multilib Support.
12215 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
12217 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
12218 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
12219 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
12221 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
12223 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
12224 old and new operands in `<', `3' and `b'.
12226 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12228 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
12229 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
12230 (toplev.o): Don't depend on xcoffout.h.
12231 * c-decl.c: Include debug.h
12232 (duplicate_decls): Use debug hook.
12233 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
12234 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12235 (dbxout_types): Remove.
12236 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
12237 * debug.c (do_nothing_debug_hooks): Update.
12238 (debug_true_tree, debug_nothing_rtx): New.
12239 * debug.h (struct rtx_def): New.
12240 (struct gcc_debug_hooks): New hooks ignore_block,
12241 outlining_inline_function and label.
12242 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
12243 dwarf2out_frame_finish): New.
12244 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
12245 Make static, update prototype.
12246 (dwarf2_debug_hooks): Update.
12247 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
12248 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
12249 * dwarfout.c (dwarf_debug_hooks): Update.
12250 * emit-rtl.c: Include debug.h.
12251 (remove_unnecessary_notes): Use debug hook.
12252 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
12253 (final_scan_insn): Use debug hook.
12254 * integrate.c (output_inline_function): Use debug hook.
12255 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
12256 (sdb_debug_hooks): Update.
12257 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
12258 * toplev.c: Don't include xcoffout.h.
12259 (note_outlining_of_inline_function, debug_ignore_block): Remove.
12260 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
12262 * tree.h (dwarf2out_do_frame): Remove.
12264 2001-07-19 Catherine Moore <clm@cygnus.com>
12266 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
12268 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12270 * reload1.c (eliminate_regs_in_insn): When updating a set
12271 to the frame pointer to the hardware frame pointer, perform
12272 the update always not just when REPLACE is set.
12274 * reload1.c (choose_reload_regs): Don't inherit a reload
12275 that crosses multiple registers if registers past the first
12276 don't fit in the desired class.
12278 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
12279 when negating constants.
12281 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
12283 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
12284 * doc/tree.texi: Ditto.
12286 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
12287 Jakub Jelinek <jakub@redhat.com>
12289 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
12290 (extract_cie_info): Handle "eh" augmentation properly,
12292 (struct frame_state, __frame_state_for): New.
12294 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12296 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
12297 HANDLE_SYSV_PRAGMA): Define.
12298 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
12300 (copy_object): Caller changed.
12302 2001-07-19 Andreas Schwab <schwab@suse.de>
12304 * configure.in (assembler dwarf2 debug_line support): Define nop
12306 * configure: Regenerated.
12308 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12310 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
12312 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
12313 to conditionally compiled block.
12314 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12315 * dbxout.h (dbxout_function): Remove.
12316 * debug.c (do_nothing_debug_hooks): Update.
12317 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
12318 global_decl, deferred_inline_function.
12319 * dwarf2out.c (dwarf2_debug_hooks): Update.
12320 (dwarf2out_global_decl): New.
12321 * dwarfout.c: Don't include dwarfout.h.
12322 (dwarfout_global_decl, dwarfout_function_decl,
12323 dwarfout_deferred_inline_function): New.
12324 (dwarf_debug_hooks): Update.
12325 * dwarfout.h: Remove.
12326 * final.c: Don't include dwarfout.h.
12327 * sdbout.c (sdbout_global_decl): New.
12328 (sdbout_debug_hooks): Update.
12329 * toplev.c: Don't include dwarfout.h.
12330 (check_global_declarations, rest_of_compilation): Use new debug hooks.
12331 (note_deferral_of_defined_inline_function): Remove.
12332 * toplev.h (note_deferral_of_defined_inline_function): Remove.
12333 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
12334 * ch/lex.c: Don't include dwarfout.h.
12335 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
12336 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
12337 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
12338 * cp/optimize.c: Include debug.h.
12339 (maybe_clone_body): Use debug hook.
12340 * cp/semantics.c: Include debug.h.
12341 (expand_body): Use debug hook.
12342 * po/POTFILES.in: Remove dwarfout.h.
12344 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12346 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
12347 * c-parse.in (yyerror, _yylex): Similarly.
12348 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
12349 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
12351 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
12352 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
12354 2001-07-18 Jeff Sturm <jsturm@one-point.com>
12356 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
12357 in-class declaration at -g1. Fixes c++/2814.
12359 2001-07-18 Richard Henderson <rth@redhat.com>
12361 * doc/md.texi (reload_in/out): Document restrictions in predicates
12362 and constraints for these patterns. Document empty string matching
12365 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12367 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
12369 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12371 * cse.c: Undo my previous patch.
12373 2001-07-18 Tom Tromey <tromey@redhat.com>
12376 * configure: Rebuilt.
12377 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
12379 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
12381 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
12382 Jan Hubicka <jh@suse.cz>
12384 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
12385 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
12386 * jump.c (mark_jump_label): Do not forward branches.
12388 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
12390 * cse.c (delete_trivially_dead_insns): Delete the libcall block
12391 when return value is unused.
12393 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12395 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
12397 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
12399 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
12400 on error. We can't blindly return the result of
12401 pthread_mutex_trylock because it returns a positive number on
12402 error, while we must return -1 on error.
12403 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
12405 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
12407 2001-07-18 Andreas Jaeger <aj@suse.de>
12409 * integrate.c (output_inline_function): Correct type of debug_hooks.
12411 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
12413 * combine.c (combine_simplify_rtx): DIV can be treated
12414 associatively for floats if unsafe math optimisations are enabled.
12416 2001-07-17 Richard Henderson <rth@redhat.com>
12418 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
12420 2001-07-17 Richard Henderson <rth@redhat.com>
12422 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
12423 don't force the function address into a register.
12424 (expand_call, emit_library_call_value_1): Update callers.
12425 * builtins.c (expand_builtin_apply): Likewise.
12426 * expr.h (prepare_call_address): Update decl.
12428 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
12430 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
12432 * config/i386/chorus.h: Move up.
12433 * config/sparc/chorus.h: Likewise.
12434 * config/rs6000/chorus.h: Likewise.
12435 * config/chorus.h: Moved here.
12437 2001-07-17 Andreas Schwab <schwab@suse.de>
12439 * configure.in (assembler eh_frame optimization): Handle big
12441 * configure: Regenerated.
12443 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
12445 * expr.c (epxand_expr): Convert divisions into multiplications by
12446 reciprocals if -ffast-math.
12448 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
12450 * dbxout.c (dbxout_really_begin_function): Rename to
12451 dbxout_begin_function.
12452 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12453 (dbxout_begin_function): Remove.
12454 (dbxout_function): Update.
12455 (dbxout_source_line): Update prototype.
12456 * dbxout.h (dbxout_begin_function): Remove.
12457 * debug.c (do_nothing_debug_hooks): Update.
12458 (debug_nothing_tree): Update.
12459 (debug_nothing_charstar_rtx): Remove.
12460 * debug.h (union tree_node): Declare.
12461 (struct rtx_def): Remove.
12462 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
12463 begin_function. Change source_line prototype.
12464 (debug_nothing_tree): New.
12465 (debug_nothing_charstar_rtx): Delete.
12466 (dwarf2out_begin_prologue): Moved from ...
12467 * tree.h: ... here.
12468 * dwarf2out.c (dwarf2_debug_hooks): Update.
12469 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
12470 debug info, call dwarf2out_source_line.
12471 (dwarf2out_souce_line): Update prototype.
12472 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
12473 Change prototype, make static.
12474 (dwarfout_source_line): Update prototype.
12475 (dwarf_debug_hooks): Update.
12476 * dwarfout.h (dwarfout_begin_function): Remove.
12477 * final.c (final_start_function, final_scan_insn): Use appropriate
12478 debug hooks, update to use notice_source_line.
12479 (output_source_line): Rename notice_source_line. Don't call the
12480 source_line debug hook.
12481 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
12482 make static, update prototype.
12483 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
12485 (sdbout_end_prologue): New.
12486 (sdbout_source_line): Update prototype.
12487 (sdbout_debug_hooks): Update.
12488 (sdbout_symbol): Remove unused var.
12489 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
12491 * varasm.c: Include debug.h.
12492 (assemble_start_function): Use begin_function debug_hook.
12493 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12494 update with prototype.
12495 (xcoffout_source_line): Update prototype.
12496 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12498 (xcoffout_source_line): Update prototype.
12500 2001-07-17 Richard Henderson <rth@redhat.com>
12502 * c-typeck.c (build_binary_op): Do not shorten unsigned
12503 right shift after sign extension.
12505 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
12507 * combine.c (combine_simplify_rtx): Attempt to simplify
12508 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
12510 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
12511 (simplify_binary_operation, simplify_unary_operation,
12512 simplify_relational_operation): Use it.
12514 * combine.c (combine_simplify_rtx): Don't do associative law
12515 on divisions; allow associative law on floats.
12517 2001-07-17 H.J. Lu <hjl@gnu.org>
12518 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12520 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
12521 ASM_OUTPUT_WEAK_ALIAS are defined.
12522 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
12523 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
12525 * config/mips/iris5.h: ... here.
12526 (HANDLE_SYSV_PRAGMA): Defined as 1.
12527 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
12528 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
12531 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
12533 * c-parse.in (all_prefix_attributes): New variable.
12534 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
12535 (maybe_resetattrs): New production.
12536 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
12537 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
12538 notype_initdcl, nested_function, notype_nested_function,
12539 component_decl, components, components_notype,
12540 component_declarator, component_notype_declarator,
12541 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
12542 ivars, mydecl, myparm): Update. Avoid prefix attributes just
12543 after a comma being applied to more than one declarator.
12544 * doc/extend.texi (Attribute Syntax): Update. Remove
12545 documentation of bugs that are no longer present.
12547 2001-07-13 Eric Christopher <echristo@redhat.com>
12549 * config/mips/mips.h: Change TUNE_MIPS* options to use
12551 (EXTRA_SPECS): Add cc1_cpu_spec.
12552 * config/mips/mips.md (muldf3): Fix typo.
12554 2001-07-16 Richard Henderson <rth@redhat.com>
12556 * config/m68k/m68k.c: Include expr.h and reload.h.
12557 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
12558 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
12560 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12561 Richard Henderson <rth@redhat.com>
12563 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
12564 (insn_live_p): Fix fall off end of function.
12565 (dead_libcall_p): Remove COUNTS argument; update callers.
12566 (delete_trivially_dead_insns): Remove unused variables.
12568 2001-07-17 Andreas Jaeger <aj@suse.de>
12570 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
12571 x86-64 pic support.
12573 * lcm.c (optimize_mode_switching): Avoid warning for unused
12574 variable if !NORMAL_MODE.
12576 * flow.c (try_crossjump_to_edge): Remove unused variable.
12578 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12580 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
12581 atexit declaration in stdlib.h.
12583 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
12585 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
12587 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12589 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
12590 * except.c (finish_eh_generation): Update call of cleanup_cfg;
12591 do rebuild_jump_labels instead of jump_optimize
12592 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
12593 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
12594 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
12596 * flow.c: Include timevar.h
12597 (find_basic_block): Push/pop timevar;
12598 (cleanup_cfg): Likewise.
12599 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
12600 * Makefile: Add dependencies on timevar.h
12602 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
12603 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
12605 * rtl.h (delete_trivially_dead_insns): Add new parameter.
12606 * toplev.c (rest_of_compilation): Update calls.
12607 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
12608 (delete_trivially_dead_insns): ... here; accept new argument
12609 preserve_basic_blocks; preserve basic blocks if set.
12611 * reg-stack.c (stack_regs_mentioned): Return 0 if
12612 stack_regs_mentioned_data is not initialized.
12613 (reg_to_stack): Make stack_regs_mentioned survive after the
12614 reg-stack is completted; do not call cleanup_cfg.
12615 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
12616 make cleanup_cfg after bb-reorder to output to debug file.
12618 2001-07-16 Richard Henderson <rth@redhat.com>
12620 * regclass.c (init_reg_sets): Use only 32 bits per initializer
12621 from int_reg_class_contents.
12623 2001-07-16 Richard Henderson <rth@redhat.com>
12625 * hard-reg-set.h (regs_invalidated_by_call): Declare.
12626 * regclass.c (regs_invalidated_by_call): Move from cse.c.
12627 (init_reg_sets_1): Move initialization from cse_main.
12628 * cse.c (regs_invalidated_by_call): Move to regclass.c.
12629 (cse_main): Move its initialization also.
12630 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
12631 * flow.c (propagate_one_insn): Likewise.
12632 * gcse.c (compute_hash_table): Likewise.
12633 (compute_kill_rd, compute_store_table): Likewise.
12634 * sched-deps.c (sched_analyze_1): Likewise.
12636 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
12638 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
12641 2001-07-16 Steve Ellcey <sje@cup.hp.com>
12643 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
12644 in if statement so we don't access undefined memory.
12646 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12648 * gcse.c: Update comment at top.
12649 Update comment on mem handling.
12650 mem_last_set, mem_first_set, mem_set_in_block: gone.
12651 Declaration of reg_set_info: gone.
12652 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
12653 pointless with load_killed_in_block_p (they are *more*
12654 conservative then it, not less, and less accurate).
12655 (oprs_not_set_p): Ditto.
12656 (alloc_gcse_mem): Don't allocate mem_set_in_block
12657 (free_gcse_mem): Don't free it, either.
12658 (record_last_mem_set_info): Update comment in front, remove
12659 mem_*set_* stuff. Note the reason we don't handle stores directly
12661 (compute_hash_table): Update comments to reflect reality. Remove
12662 mem_*set_* references.
12663 (reset_opr_set_tables): Remove mem_*set_* references.
12664 (mark_call): Ditto.
12665 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
12666 (mark_clobber): Ditto (on both parts, we double set here too).
12667 (expr_killed_p): Remove mem_set_in_block test.
12668 (compute_transp): Remove mem_set_in_block test.
12670 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
12671 of edge, and removal of phi alternative to dump file.
12672 (ssa_ccp_substitute_constants): Add note about register now being
12673 constant, and which uses were replaced in what insns to dump file.
12675 2001-07-16 Andreas Jaeger <aj@suse.de>
12677 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
12678 variables of type HOST_WIDEST_INT.
12680 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
12681 (__bb_exit_func): Correct type of count_max to avoid overflow.
12682 (num_digits): Handle long long argument.
12684 * combine.c (gen_lowpart_for_combine): Remove unused variable.
12686 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12688 * output.h (sdb_begin_function_line): Restore as an extern
12690 * sdbout.c (sdb_begin_function_line): Make extern.
12692 2001-07-15 Richard Henderson <rth@redhat.com>
12694 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
12695 * genrecog.c (maybe_both_true_mode): New.
12696 (maybe_both_true_2): Use it.
12697 (write_switch): Don't put Pmode in a switch.
12698 * rtl.c (mode arrays): Don't explicitly size them.
12700 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12702 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
12703 handling; move unconditional splitting before mode switching.
12705 * i386.md (type): Add fistp type.
12706 (i387, length_attr, scheduling definitions): Handle this type.
12707 (fix_trunc?f?i2): Revamp to use mode switching.
12708 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
12709 * i386.h (fp_cw_mode): New enum
12710 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
12711 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
12713 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12715 * Makefile.in (integrate.o): Add debug.h.
12716 * integrate.c (debug.h): Add.
12717 (output_inline_function): Save, reset, and restore debug_hooks.
12719 2001-07-15 Richard Henderson <rth@redhat.com>
12721 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
12722 instead of COMPARE for the EQUIV expression.
12724 2001-07-15 Richard Henderson <rth@redhat.com>
12726 * flow.c (redirect_edge_and_branch_force): Initialize
12727 global_live_at_start and global_live_at_end.
12728 (allocate_bb_life_data): Export.
12729 * basic-block.h (allocate_bb_life_data): Declare.
12730 * toplev.c (rest_of_compilation): Call it.
12732 2001-07-15 Richard Henderson <rth@redhat.com>
12734 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
12735 (alpha_tablejump_best_label): New.
12736 * config/alpha/alpha-protos.h: Declare them.
12737 * config/alpha/alpha.md: Use braced strings for code blocks.
12738 (tablejump_osf): Break out add with r29.
12739 (tablejump_osf_internal): Remove.
12740 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
12741 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
12743 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
12745 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
12748 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
12750 * i386-protos.h (ix86_split_fp_branch): Update prototype.
12751 (ix86_fp_jump_nontrivial_p): New.
12752 * i386.md (fp_jcc_?): Update call of split_fp_branch;
12753 use ix86_fp_jump_nontrivial_p.
12754 * i386.c (ix86_fp_jump_nontrivial_p): New.
12755 (ix86_split_fp_branch): Accept code instead of rtx.
12756 (ix86_expand_compare): Expand comparison early in case
12757 doing so is resonably cheap.
12759 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
12761 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
12763 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
12764 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
12766 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
12768 * dbxout.c (dbxout_source_line): Make static, update prototype.
12769 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
12770 (dbxout_init, dbxout_finish, dbxout_source_line,
12771 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
12772 * dbxout.h (dbxout_source_line): Delete.
12773 * debug.c (debug_nothing_file, debug_nothing_file_int,
12774 debug_nothing_file_charstar_rtx): New.
12775 (do_nothing_debug_hooks): Update.
12776 (debug_nothing_void, debug_nothing_charstar_rtx,
12777 dwarf2out_end_epilogue): New.
12778 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12779 * debug.h (struct rtx_def): Declare.
12780 (gcc_debug_hooks): New hooks source_line, end_epilogue
12782 (debug_nothing_void, debug_nothing_charstar_rtx,
12783 dwarf2out_end_epilogue): New.
12784 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12785 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
12786 (dwarf2_debug_hooks): Update.
12787 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
12788 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
12789 * dwarf2out.h (dwarf2out_source_line): Remove.
12790 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
12791 Make static, update prototype.
12792 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
12793 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
12794 (dwarf_debug_hooks): Update.
12795 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
12796 dwarfout_end_function): Remove.
12797 * final.c (profile_function): Use debug hooks for ending functions
12799 (output_source_line, final_end_function): Update prototype,
12801 (final_start_function, final_scan_insn): Update.
12802 * output.h (sdb_begin_function_line): Remove.
12803 (final_end_function): Update prototype.
12804 * sdbout.c (sdb_begin_function_line): Make static.
12805 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
12806 (sdbout_source_line): New.
12807 (sdbout_end_epilogue, sdbout_end_function): Make static, update
12809 (sdb_debug_hooks): Update.
12810 (sdbout_init, sdbout_source_line,
12811 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
12812 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
12813 * toplev.c (compile_file, rest_of_compilation): Update.
12814 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
12815 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
12816 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
12817 Update for prototype changes.
12818 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
12819 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
12821 2001-07-15 Richard Henderson <rth@redhat.com>
12823 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
12824 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
12825 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
12826 * config/alpha/alpha.c: Likewise.
12827 * config/alpha/alpha.md: Likewise.
12828 * config/alpha/alpha32.h: Likewise.
12829 * config/alpha/vms.h: Likewise.
12830 (OPEN_VMS): Remove.
12832 2001-07-14 Richard Henderson <rth@redhat.com>
12834 * config/alpha/alpha.md: Use define_constants for unspec values.
12835 Substitute throughout.
12837 2001-07-14 Tim Josling <tej@melbpc.org.au>
12839 * tree.def (EXPON_EXPR) remove. Never supported anyway.
12841 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
12843 * pa.md: Remove unused constraints from define_split's.
12845 2001-04-14 Richard Henderson <rth@redhat.com>
12847 * ifcvt.c (find_cond_trap): Test for exit block.
12849 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
12851 Re-install recently reverted patch.
12852 * emit-rtl.c (try_split): Update mark_jump_label call.
12853 * flow.c (find_sub_basic_blocks): Likewise.
12854 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12855 jump_back_p): Kill.
12856 (mark_all_labels): Kill second parameter.
12857 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12858 (rebuild_jump_labels, jump_optimize_minimal): Update call
12859 of jump_optimize_1.
12860 (jump_optimize_1): Kill crossjumping code.
12861 (mark_jump_label): Kill cross_jump parameter.
12862 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12863 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12864 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12866 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12868 (dump_file_info): Likewise.
12869 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12870 reorganize passes to do reg-stack first, bb-reorder second.
12871 * invoke.texi (-d letters doc): Remove the jump2 pass.
12873 2001-07-14 Richard Henderson <rth@redhat.com>
12875 * ifcvt.c (find_cond_trap): New.
12876 (find_if_header): Call it.
12877 (merge_if_block): Relax existing jump sanity check.
12878 * jump.c (jump_optimize_1): Remove conditional trap handling.
12880 2001-07-14 Alan Modra <amodra@bigpond.net.au>
12882 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
12884 (insn_refs_are_delayed): Correct comment.
12885 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
12886 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
12887 instead of r31. Make associated insn !TARGET_64BIT, and
12888 provide an additional 64-bit insn that clobbers r2.
12889 (divsi3): Likewise.
12890 (udivsi3): Likewise.
12891 (modsi3): Likewise.
12892 (umodsi3): Likewise.
12894 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
12896 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
12898 * flow.c (redirect_edge_and_branch_force, split_edge,
12899 try_crossjump_to_edge): Use set_block_for_new_insns.
12900 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
12902 2001-07-13 H.J. Lu (hjl@gnu.org)
12904 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
12907 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12909 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
12911 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
12913 * c-common.c (decl_attributes): Take a pointer to the node to
12914 which attributes are to be attached, and a flags argument.
12915 * c-common.h (enum attribute_flags): New.
12916 (decl_attributes): Update prototype.
12917 * c-decl.c (start_decl, push_parm_decl, finish_struct,
12918 finish_enum, start_function): Update calls to decl_attributes.
12919 * c-parse.in (component_declarator, component_notype_declarator,
12920 label): Update calls to decl_attributes.
12922 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
12924 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
12925 * config/avr/avr.c (legitimate_address_p): Return value changed
12926 from letter to register classes. For better debugging.
12928 2001-07-13 Kazu Hirata <kazu@hxi.com>
12930 * jump.c (reversed_comparison_code_parts): Fix comment typos.
12932 2001-07-13 H.J. Lu (hjl@gnu.org)
12934 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
12936 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
12938 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
12939 correctly for shared configurations.
12940 * config/t-libgcc-pic: New.
12941 * config/{i386,m68k,sparc}/t-openbsd: New.
12942 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
12943 Support -shared. Support debugging libraries with -g.
12944 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
12945 frame information does not emit pointer diffs.
12946 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
12947 emit pointer diffs.
12949 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12951 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
12953 2001-07-13 David Edelsohn <edelsohn@gnu.org>
12955 * combine.c (try_combine): Ensure const_int pow2 is positive.
12957 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
12959 * config.gcc: Add configuration for s/390.
12960 * config/s390/s390.c: New. Subroutines for code generation.
12961 * config/s390/s390.h: New. Definitions for s/390.
12962 * config/s390/s390-protos.h: New. Prototypes.
12963 * config/s390/linux.h: New. Definitions for linux for s/390.
12964 * config/s390/linux64.h: New. Definitions for linux for zSeries.
12965 * config/s390/t-linux: New. Makefile fragment.
12966 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
12967 * config/s390/fixdfdi.h: New. Fix L_fix*di.
12969 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
12971 * emit-rtl.c (try_split): Update mark_jump_label call.
12972 * flow.c (find_sub_basic_blocks): Likewise.
12973 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12974 jump_back_p): Kill.
12975 (mark_all_labels): Kill second parameter.
12976 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12977 (rebuild_jump_labels, jump_optimize_minimal): Update call
12978 of jump_optimize_1.
12979 (jump_optimize_1): Kill crossjumping code.
12980 (mark_jump_label): Kill cross_jump parameter.
12981 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12982 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12983 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12985 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12987 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12988 reorganize passes to do reg-stack first, bb-reorder second.
12989 * invoke.texi (-d letters doc): Remove the jump2 pass.
12991 2001-07-12 Steve Ellcey <sje@cup.hp.com>
12993 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
12995 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12997 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
12999 (verify_flow_info): Make diagnostics prettier.
13001 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
13003 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
13005 * flow.c (outgoing_edges_match): Return early if condition reversal
13008 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
13010 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
13011 (mips_move_2words): When splitting a move into two instructions,
13012 prefix the second address operand with '%D'.
13014 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
13016 * Makefile.in (final.o): Depend on debug.h.
13017 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
13018 (dbx_debug_hooks): Add new hooks.
13019 (xcoff_debug_hooks): New.
13020 * debug.c (debug_nothing_file_int_int): New.
13021 (do_nothing_debug_hooks): Update.
13022 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
13023 (debug_nothing_file_int_int): New.
13024 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
13025 static, update prototype.
13026 (dwarf2_debug_hooks): Update.
13027 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
13028 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
13029 static, update prototype.
13030 (dwarf_debug_hooks): Update.
13031 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
13032 * final.c: Include debug.h.
13033 (final_scan_insn): Use debug hooks when beginning and ending blocks.
13034 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
13035 static, update prototype.
13036 (sdb_debug_hooks): Update.
13037 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
13038 * toplev.c: Distinguish between xcoff and dbx.
13040 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
13041 Call all debug hooks, not just dwarf ones.
13043 2001-07-11 Timothy Wall <twall@redhat.com>
13045 * config.gcc: Add configuration for AIX5/IA64.
13046 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
13047 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
13048 support prefix/suffix code.
13049 * config/ia64/t-aix: New. Makefile fragment.
13050 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
13052 2001-07-11 Kazu Hirata <kazu@hxi.com>
13054 * recog.c (validate_change): Fix a comment typo.
13056 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
13058 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
13059 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
13061 * dbxout.c (dbx_debug_hooks): Add new hooks.
13062 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
13064 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
13066 * dbxout.h (dbxout_start_new_source_file,
13067 dbxout_resume_previous_source_file): Delete.
13068 * debug.c (do_nothing_debug_hooks): Add new hooks.
13069 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13070 (debug_nothing_int_charstar, debug_nothing_int): New.
13071 * debug.h (gcc_debug_hooks): New hooks define, undef,
13072 start_source_file and end_source_file.
13073 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13074 (debug_nothing_int_charstar, debug_nothing_int): New.
13075 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
13076 the conditionally compiled section.
13077 (dwarf2out_start_source_file, dwarf2out_end_source_file,
13078 dwarf2out_define, dwarf2out_undef): Make static.
13079 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
13080 dwarf2out_define, dwarf2out_undef): Remove.
13081 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
13082 (dwarfout_start_source_file, dwarfout_end_source_file,
13083 dwarfout_define, dwarfout_undef): Make static.
13084 (dwarfout_start_source_file_check,
13085 dwarfout_end_source_file_check): New.
13086 (dwarfout_define, dwarfout_finish): Update.
13087 * dwarfout.h (dwarfout_start_new_source_file,
13088 dwarfout_resume_previous_source_file, dwarfout_define,
13089 dwarfout_undef): Remove.
13090 * sdbout.c (sdb_debug_hooks): Add new hooks.
13091 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
13093 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
13094 make static, take an arg.
13095 * sdbout.h (sdbout_start_new_source_file,
13096 sdbout_resume_previous_source_file): Delete.
13097 * toplev.c (debug_start_source_file, debug_end_source_file,
13098 debug_define, debug_undef): Delete.
13099 * toplev.h (debug_start_source_file, debug_end_source_file,
13100 debug_define, debug_undef): Delete.
13102 * java/jcf-parse.c: Include debug.h.
13103 (parse_class_file): Update to use debug hooks directly.
13104 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
13106 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13108 * alias.c (set_mem_alias_set): New function.
13109 * rtl.h (set_mem_alias_set): Declare it.
13110 * builtins.c (expand_builtin_return_addr): Call it instead of
13111 using MEM_ALIAS_SET accessor.
13112 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
13113 (get_memory_rtx, expand_builtin_va_arg): Likewise.
13114 (expand_builtin_va_copy):Likewise.
13115 * caller-save.c (setup_save_areas): Likewise.
13116 * calls.c (compute_argument_addresses): Likewise.
13117 * explow.c (set_mem_attributes): Likewise.
13118 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
13119 (expand_assignment, store_constructor_field, store_field): Likewise.
13120 (expand_expr_unaligned): Likewise.
13121 * function.c (assign_stack_temp_for_type): Likewise.
13122 (put_reg_into_stack, gen_mem_addressof): Likewise.
13123 * ifcvt.c (noce_try_cmove_arith): Likewise.
13124 * reload1.c (reload, alter_reg): Likewise.
13125 * config/alpha/alpha.c (get_aligned_mem): Likewise.
13126 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
13127 (alpha_expand_unaligned_store): Likewise
13128 (alpha_expand_unaligned_load_words): Likewise.
13129 (alpha_expand_unaligned_store_words): Likewise.
13130 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
13131 (alpha_expand_epilogue): Likewise.
13132 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
13133 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
13134 * config/i386/i386.c (legitimize_pic_address): Likewise.
13135 * config/i960/i960.c (setup_incoming_varargs): Likewise.
13136 * config/ia64/ia64.c (spill_restore_mem): Likewise.
13137 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
13138 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
13139 * config/mips/mips.c (mips_va_arg): Likewise.
13140 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
13141 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
13142 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13143 (setup_incoming_varargs, rs6000_va_arg): Likewise.
13144 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
13145 (rs6000_emit_epilogue): Likewise.
13146 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
13147 * config/sparc/sparc.c (sparc_va_arg): Likewise.
13148 * config/v850/v850.c (v850_va_arg): Likewise.
13150 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
13152 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
13153 when fallthru edge is present.
13154 (mege_blocks): Handle case where creation of jump insn
13157 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
13158 CLEANUP_POST_REGSTACK): New constants.
13159 * except.c (finish_eh_generation): Update call of cleanup_cfg,
13160 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
13161 * output.h (cleanup_cfg): Update prototype.
13162 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
13163 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
13164 cleanup_cfg call; kill missleading comment.
13165 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
13166 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
13167 parameter; control optimizations performed using it.
13168 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
13169 try_crossjump_bb): New functions.
13171 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13173 * pa.c (pa_output_function_prologue): Delete prototype. Make function
13175 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
13176 pa_output_function_prologue.
13177 * pa-protos.h (pa_output_function_prologue): New prototype.
13179 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13181 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
13182 and low to get correct sign extension in low+high test.
13184 2001-07-11 Janis Johnson <janis@us.ibm.com>
13186 * gcov.c (arcdata): Use gcov_type to fix branch percentage
13187 for large hit count.
13189 * profile.c (branch_prob): Fix .bbg info for computed gotos
13192 2001-07-11 Mark Mitchell <mark@codesourcery.com>
13194 * stmt.c (parse_output_constraint): New function, split out
13196 (expand_asm_operands): ... here. Use parse_output_constraint.
13197 * tree.h (parse_output_constraint): Declare it.
13199 2001-07-11 Richard Henderson <rth@redhat.com>
13201 * bitmap.c: Comment some functions; fiddle whitespace.
13202 (bitmap_free): Don't export.
13203 (bitmap_element_allocate): Use memset.
13204 * bitmap.h (bitmap_free): Don't declare.
13206 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
13208 * gcse.c, lcm.c, sched-deps.c:
13209 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
13211 * flow.c (flow_loops_find): Free dom if we found no loops, since
13212 we aren't going to save it.
13214 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
13217 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
13219 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
13221 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13223 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
13224 #ifndef DWARF2_DEBUGGING_INFO.
13226 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13228 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
13230 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13232 * config/mips/mips.c (gen_int_relational): Tell the caller not to
13233 reverse a branch if a NE comparison is implemented with GTU.
13235 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13236 H.J. Lu <hjl@gnu.org>
13238 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
13239 constant addresses.
13240 (call_internal2): Likewise.
13241 (call_value_internal1): Likewise.
13242 (call_value_internal2): Likewise.
13243 (call_value_multiple_internal1): Likewise.
13244 (call_value_multiple_internal2): Likewise.
13246 2001-07-10 Kazu Hirata <kazu@hxi.com>
13248 * calls.c (emit_library_call_value_1): Fix a comment typo.
13249 * dwarf2out.c (mem_loc_descriptor): Likewise.
13250 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
13252 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
13254 * simplify-rtx.c (simplify_subreg): Fix typo in comment
13256 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13258 * recog.c (offsettable_address_p): Handle LO_SUM case.
13259 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
13260 instead of plus_constant.
13262 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13264 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
13265 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
13267 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13269 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
13270 adjust_address_nv instead of plus_constant.
13272 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
13274 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
13275 dwarf2out.o): Depend on debug.h, wrap long lines.
13276 * dbxout.c: Include debug.h.
13277 (dbx_debug_hooks): New.
13278 (dbxout_init): Make static, take just 2 args.
13279 (dbxout_finish): Make static.
13280 * dbxout.h (dbxout_init, dbxout_finish): Delete.
13281 * debug.c: New file.
13282 * debug.h: New file.
13283 * dwarf2out.c: Include debug.h.
13284 (dwarf2_debug_hooks): New.
13285 (dwarf2out_init): Make static.
13286 (dwarf2out_finish): Make static, take 2 args.
13287 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
13288 * dwarfout.c: Include debug.h.
13289 (dwarf_debug_hooks): New.
13290 (dwarfout_init): Make static.
13291 (dwarfout_finish): Make static, take 2 args.
13292 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
13293 * sdbout.c: Include debug.h.
13294 (sdb_debug_hooks): New.
13295 (sdbout_init): Make static, take 2 args.
13296 * sdbout.h (sdbout_init): Delete.
13297 * toplev.c: Include debug.h.
13298 (debug_hooks): New.
13299 (compile_file): Set deubg_hooks based on command line options.
13300 Use the hooks unconditionally rather than conditional compilation.
13302 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
13304 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
13305 first_insn_after_basic_block_note instead.
13307 * df.c (df_bb_refs_unlink): #if 0 out for now.
13309 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
13311 * ssa.h: Add prototype for ssa_const_prop
13312 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
13313 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
13314 (ssa_fast_dce): Remove unused variable
13316 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13318 * diagnostic.c (finish_diagnostic): Rename to
13319 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
13322 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
13324 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
13327 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
13328 (dump_file): Only pad the demangled name with spaces if the
13329 mangled name was padded with spaces.
13331 2001-07-10 Bernd Schmidt <bernds@redhat.com>
13333 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
13336 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13338 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
13339 extraction if no direct load if either EXPAND_CONST_ADDRESS or
13340 EXPAND_INITIALIZER.
13342 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
13343 whether can put offset inside LO_SUM to check mode alignment, not size.
13345 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13347 * doc/tm.texi (Misc): Fix thinko.
13349 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
13351 * regmove.c (replace_in_call_usage): Fix warnings.
13352 * sched-deps.c (add_dependence): Fix warnings.
13353 * simplify-rtx.c (simplify_subreg): Likewise.
13354 Return NULL_RTX instead of NULL.
13356 * reg-stack.c (emit_swap_insn): Eliminate warnings.
13357 (subst_asm_stack_regs): Likewise.
13359 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
13362 * dwarf2out.c (output_call_frame_info): Declare i as int.
13363 (build_abbrev_table): Declare n_alloc as int.
13364 (dwarf2out_finish): Initialize die.
13365 * except.c: Declare sjlj_funcdef_number as unsigned.
13366 (connect_post_landing_pads): Declare j as unsigned.
13367 (convert_to_eh_region_ranges): Initialize call_site.
13368 (output_function_exception_table): Initialize tt_format_size.
13369 * expr.c (move_by_pieces_1): Initialize to1.
13370 (store_constructor): Initialize minelt and maxelt.
13371 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
13372 * function.c (instantiate_decls): Avoid signed/unsigned warning.
13374 * c-decl.c (combine_parm_decls): Unused, remove.
13375 * c-tree.h: Remove prototype for combine_parm_decls.
13377 * reload.c (push_reload): Fix warning.
13378 (regno_clobbered_p): Likewise.
13379 * reload1.c (replace_pseudos_in_call_usage): Likewise.
13380 (reload_combine): Likewise.
13382 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
13383 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
13385 * bitmap.c (bitmap_operation): Change user.
13386 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
13388 2001-07-10 Eric Christopher <echristo@redhat.com>
13390 * config/mips/mips.c (override_options): Fix typo.
13392 2001-07-09 Stan Shebs <shebs@apple.com>
13394 * target.h (struct gcc_target): New fields init_builtins and
13396 * target-def.h (TARGET_INIT_BUILTINS): New macro.
13397 (TARGET_EXPAND_BUILTIN): New macro.
13398 (TARGET_INITIALIZER): Add them.
13399 * builtins.c: Include target.h.
13400 (expand_builtin): Use targetm.expand_builtin.
13401 (default_init_builtins): New function.
13402 (default_expand_builtin): New function.
13403 * expr.h (default_init_builtins): Declare.
13404 (default_expand_builtin): Declare.
13405 * c-common.c (c_common_nodes_and_builtins): Use
13406 targetm.init_builtins.
13407 * defaults.h (MD_INIT_BUILTINS): Remove.
13408 * Makefile.in (builtins.o): Depend on target.h.
13410 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
13411 (TARGET_EXPAND_BUILTIN): Define.
13412 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
13413 (MD_EXPAND_BUILTIN): Remove.
13415 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
13416 (TARGET_EXPAND_BUILTIN): Define.
13417 (c4x_init_builtins): Make endlink arg a local.
13418 (c4x_print_operand): Fix typos in adjust_address usages.
13419 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
13420 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
13421 (MD_EXPAND_BUILTIN): Remove.
13423 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
13424 (TARGET_EXPAND_BUILTIN): Define.
13425 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
13426 (ix86_init_builtins): Call new function only if TARGET_MMX.
13427 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
13428 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
13429 (MD_EXPAND_BUILTIN): Remove.
13431 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
13432 (TARGET_EXPAND_BUILTIN): Define.
13433 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
13434 (MD_EXPAND_BUILTIN): Remove.
13436 * doc/tm.texi: Document these changes.
13438 2001-07-09 Diego Novillo <dnovillo@redhat.com>
13440 * basic-block.h (tree_node): Forward declare if needed.
13441 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
13442 (BLOCK_HEAD_TREE): Define.
13443 (BLOCK_END_TREE): Define.
13444 (struct loops): Rename field 'tree' to 'tree_root'.
13445 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
13447 (flow_loops_tree_build): Rename reference to field 'tree' to
13449 (flow_loops_level_compute): Ditto.
13450 * predict.c (estimate_bb_frequencies): Ditto.
13451 * tree.h (struct tree_common): Add field 'aux'.
13453 2001-07-09 Stan Shebs <shebs@apple.com>
13455 * config/darwin.c (darwin_encode_section_info): Don't mark any
13456 DECL_EXTERNAL node as defined.
13458 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13460 * pa.c (pa_init_machine_status, pa_mark_machine_status,
13461 pa_free_machine_status, hppa_init_pic_save): Delete.
13462 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
13463 (hppa_profile_hook): Use hppa_pic_save_rtx.
13464 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
13465 hppa_init_pic_save): Delete.
13466 (hppa_pic_save_rtx): Declare.
13467 * pa.md (call, call_value, sibcall, sibcall_value,
13468 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
13470 2001-07-09 Kazu Hirata <kazu@hxi.com>
13472 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
13473 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
13475 2001-07-09 Andreas Jaeger <aj@suse.de>
13477 * output.h: Add declaration of final_forward_branch_p.
13479 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
13481 * varray.c: Include errors.h for internal_error and trim_filename
13484 * Makefile.in (varray.o): Add errors.h.
13486 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
13488 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
13489 * optabs.c (have_add2_insn): Check whether the add insn chosen
13490 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
13491 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
13493 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
13495 * Makefile.in (OBJS): Add ssa-ccp.o
13496 (ssa-ccp.o): Add dependencies.
13497 * toplev.c (DFI_ssa_ccp): New dump file enum.
13498 (dump_file): Add entry for dumping after SSA CCP.
13499 (flag_ssa_ccp): New flag variable.
13500 (f_options): Add -fssa-ccp.
13501 (rest_of_compilation): Run SSA CCP if requested.
13502 * timevar.def (TV_SSA_CCP): New timevar.
13503 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
13504 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
13505 Fix minor typo in SSA DCE documentation.
13506 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
13507 Add documentation for new dump option. Renumber dump files
13510 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13512 * emit-rtl.c (gen_highpart_mode): New.
13513 * rtl.h (gen_highpart_mode): Declare.
13514 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
13515 operand can be VOIDmode constant.
13517 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
13519 * flow.c (redirect_edge_and_branch_force): New.
13520 (can_fallthru): Ensure that basic blocks are succeeding.
13521 (try_optimize_cfg): Do not delete basic block if it is the last one.
13523 * flow.c (try_redirect_by_replacing_jump): Do not remove
13524 jumps with side effects, unlink chain on fallthru edge;
13525 set block for new jump instruction; avoid basic block to
13526 over by line number note.
13528 * flow.c (try_simplify_condjump): Verify that the condjump
13529 is not always falling through.
13532 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13534 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13535 (try_redirect_by_replacing_jump): Update properly the count
13536 and frequency information.
13538 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13540 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
13541 address that is a LO_SUM specially.
13542 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
13544 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
13546 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
13547 (operand_subword): Use them.
13548 (change_address_1): Renamed from change_address; new arg VALIDATE.
13549 * expr.h: Reflect above changes; change_address now macro.
13550 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
13552 * cselib.c (add_mem_for_addr): Likewise.
13553 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
13554 * regmove.c (try_apply_stack_adjustment): Likewise.
13555 * reload.c (push_reload, make_memloc): Likewise.
13556 * reload1.c (eliminate_regs): Likewise.
13557 * simplify-rtx.c (simplify_replace_rtx): Likewise.
13558 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
13560 * combine.c (make_extraction, simplify_shift_const): Likewise.
13561 (gen_lowpart_for_combine): Likewise.
13562 * cse.c (gen_lowpart_if_possible): Likewise.
13563 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
13564 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
13565 * optabs.c (gen_move_insn): Likewise.
13566 * reload1.c (alter_reg): Likewise.
13567 * simplify-rtx.c (simplify_subreg): Likewise.
13568 * stmt.c (expand_anon_union_decl): Likewise.
13569 * recog.c (validate_replace_rtx_1): Likewise.
13571 * Makefile.in (recog.o): Add $(EXPR_H).
13572 * explow.c (stabilize): Call replace_equiv_address.
13573 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
13574 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
13576 2001-07-03 Andrew Haley <aph@redhat.com>
13578 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
13579 the mode of the memory location.
13581 2001-07-09 Bo Thorsen <bo@suse.co.uk>
13583 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
13585 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
13587 * final.c (output_addr_const): Use target opening and
13588 closing parentheses.
13589 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
13590 defaults, add to TARGET_ASM_OUT.
13591 * target.h (struct gcc_target): Add open_paren and close_paren.
13592 * doc/md.texi: Update.
13593 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
13594 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
13595 TARGET_ASM_CLOSE_PAREN.
13596 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13598 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13600 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
13601 * config/a29k/a29k.h: Similarly.
13602 * config/alpha/alpha.h: Similarly.
13603 * config/arc/arc.h: Similarly.
13604 * config/arm/aof.h: Similarly.
13605 * config/arm/aout.h: Similarly.
13606 * config/avr/avr.h: Similarly.
13607 * config/c4x/c4x.h: Similarly.
13608 * config/clipper/clipper.h: Similarly.
13609 * config/convex/convex.h: Similarly.
13610 * config/d30v/d30v.h: Similarly.
13611 * config/dsp16xx/dsp16xx.h: Similarly.
13612 * config/elxsi/elxsi.h: Similarly.
13613 * config/fr30/fr30.h: Similarly.
13614 * config/h8300/h8300.h: Similarly.
13615 * config/i370/i370.h: Similarly.
13616 * config/i386/i386.h: Similarly.
13617 * config/i860/i860.h: Similarly.
13618 * config/i960/i960.h: Similarly.
13619 * config/ia64/ia64.h: Similarly.
13620 * config/m32r/m32r.h: Similarly.
13621 * config/m68hc11/m68hc11.h: Similarly.
13622 * config/m68k/m68k.h: Similarly.
13623 * config/m88k/m88k.h: Similarly.
13624 * config/mcore/mcore.h: Similarly.
13625 * config/mips/mips.h: Similarly.
13626 * config/mn10200/mn10200.h: Similarly.
13627 * config/mn10300/mn10300.h: Similarly.
13628 * config/ns32k/ns32k.h: Similarly.
13629 * config/pa/pa.h: Similarly.
13630 * config/pdp11/pdp11.h: Similarly.
13631 * config/pj/pj.h: Similarly.
13632 * config/romp/romp.h: Similarly.
13633 * config/rs6000/rs6000.h: Similarly.
13634 * config/sh/sh.h: Similarly.
13635 * config/sparc/sparc.h: Similarly.
13636 * config/v850/v850.h: Similarly.
13637 * config/vax/vax.h: Similarly.
13638 * config/we32k/we32k.h: Similarly.
13640 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
13642 * doc/c-tree.texi: Document representation of attributes.
13644 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13646 * doc/tm.texi: Update some places for the rename of target to
13649 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13651 * target.h (struct gcc_target): Add insert_attributes.
13652 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
13653 (TARGET_INITIALIZER): Update.
13654 * tree.c, tree.h (default_insert_attributes): New function.
13655 Update comments on other default functions to refer to targetm,
13657 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
13658 TARGET_INSERT_ATTRIBUTES.
13659 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
13660 * c-common.c (decl_attributes): Use targetm.insert_attributes.
13661 Don't use PRAGMA_INSERT_ATTRIBUTES.
13662 * Makefile.in (c-common.o): Depend on $(TARGET_H).
13663 * c-decl.c (start_decl, start_function): Don't call
13664 SET_DEFAULT_DECL_ATTRIBUTES.
13665 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13666 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
13668 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
13669 (c4x_check_attribute): Avoid modifying attribute list itself.
13670 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
13672 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
13673 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
13675 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
13676 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
13678 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13679 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
13681 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
13682 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
13683 Adjust parameters. Make static.
13685 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13687 * c-common.c (decl_attributes): Only take a single attributes
13689 * c-common.h (decl_attributes): Update prototype.
13690 * c-decl.c (start_decl, start_function): Only take a single
13691 attributes parameter. Update calls to decl_attributes.
13692 (finish_struct, finish_enum): Update calls to decl_attributes.
13693 (push_parm_decl): Expect unified list of attributes. Update call
13694 to decl_attributes.
13695 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
13696 notype_nested_function, component_declarator,
13697 component_notype_declarator, label): Update calls to
13699 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
13700 lists that are passed to push_parm_decl.
13701 * c-tree.h (start_function, start_decl): Update prototypes.
13702 * config/sh/sh-protos.h, config/sh/sh.c
13703 (sh_pragma_insert_attributes): Only take a single attributes
13705 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
13706 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
13707 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
13708 build_module_descriptor, generate_static_references,
13709 generate_strings, build_selector_translation_table,
13710 generate_descriptor_table, generate_protocols,
13711 generate_ivars_list, generate_dispatch_table,
13712 generate_protocol_list, generate_category,
13713 generate_shared_structures, really_start_method, add_objc_decls,
13714 generate_classref_translation_entry): Update calls to start_decl
13715 and start_function.
13716 (build_tmp_function_decl, start_method_def): Unify attribute lists
13717 that are passed to push_parm_decl.
13719 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
13721 * final.c (no_asm_to_stream): New.
13722 (final_scan_insn): Use target structures for prologue ends
13723 and epilogue starts.
13724 * output.h (no_asm_to_stream): New.
13725 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
13726 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
13727 (TARGET_ASM_OUT): Update.
13728 * target.h (struct gcc_target): New members function_end_prologue
13729 and function_begin_epilogue.
13730 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
13731 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
13732 * config/alpha/alpha.c (output_end_prologue): Rename to
13733 alpha_output_function_end_prologue. Use in target struct
13735 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
13736 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
13737 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
13738 ia64_output_function_end_prologue. Use in target struct
13740 (ia64_function_prologue, ia64_funciton_epilogue): Rename
13741 mistyped prototypes.
13742 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
13743 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
13745 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
13746 an use in target struct, make static.
13747 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
13750 2001-07-08 Richard Henderson <rth@redhat.com>
13752 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
13754 2001-07-08 Richard Henderson <rth@redhat.com>
13756 * config/i386/i386.md: Remove constraints strings from define_split
13757 and define_peephole2 patterns.
13758 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
13759 (eh_return): Use them.
13761 2001-07-08 Richard Henderson <rth@redhat.com>
13763 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
13764 Document MD_FALLBACK_FRAME_STATE_FOR.
13766 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13768 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
13769 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
13771 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
13773 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
13775 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
13776 of the label inside NAME as opposed to just the end of NAME.
13778 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
13780 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
13781 * config/alpha/alpha.c (alpha_init_machine_status,
13782 alpha_mark_machine_status, alpha_free_machine_status): Delete.
13783 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
13784 (vms_valid_decl_attribute_p): Make static, conditionally compile.
13785 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
13787 2001-07-06 Stan Shebs <shebs@apple.com>
13789 * target.h (targetm): Rename global from "target", so as not to
13790 conflict with local variables.
13792 * c-typeck.c: Ditto.
13795 * cp/decl.c: Ditto.
13796 * cp/decl2.c: Ditto.
13797 * cp/typeck.c: Ditto.
13798 * 1750a/1750a.c: Ditto.
13799 * a29k/a29k.c: Ditto.
13800 * arc/arc.c: Ditto.
13801 * arm/arm.c: Ditto.
13802 * avr/avr.c: Ditto.
13803 * clipper/clipper.c: Ditto.
13804 * convex/convex.c: Ditto.
13805 * d30v/d30v.c: Ditto.
13806 * dsp16xx/dsp16xx.c: Ditto.
13807 * elxsi/elxsi.c: Ditto.
13808 * fr30/fr30.c: Ditto.
13809 * h8300/h8300.c: Ditto.
13810 * i370/i370.c: Ditto.
13811 * i386/i386.c: Ditto.
13812 * i860/i860.c: Ditto.
13813 * i960/i960.c: Ditto.
13814 * ia64/ia64.c: Ditto.
13815 * m32r/m32r.c: Ditto.
13816 * m68hc11/m68hc11.c: Ditto.
13817 * m68k/m68k.c: Ditto.
13818 * m88k/m88k.c: Ditto.
13819 * mips/mips.c: Ditto.
13820 * ns32k/ns32k.c: Ditto.
13822 * pdp11/pdp11.c: Ditto.
13823 * romp/romp.c: Ditto.
13824 * rs6000/rs6000.c: Ditto.
13826 * sparc/sparc.c: Ditto.
13827 * vax/vax.c: Ditto.
13828 * we32k/we32k.c: Ditto.
13829 * doc/tm.texi: Update the manual to match.
13831 2001-07-06 Richard Henderson <rth@redhat.com>
13833 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
13834 DWARF2_UNWIND_INFO not just whether it is defined.
13836 2001-07-06 Diego Novillo <dnovillo@redhat.com>
13838 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
13839 call to simplify_binary_operation returns a new pattern.
13841 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
13843 * glimits.h (__SHRT_MAX__): New.
13844 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
13845 (SHRT_MAX): Define in terms of __SHRT_MAX__.
13847 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
13849 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
13852 2001-07-06 Richard Henderson <rth@redhat.com>
13854 * bitmap.c (bitmap_release_memory): Move adjacent to the
13855 allocation functions.
13856 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
13857 the implementation. Binary search for the set bit.
13858 (bitmap_union_of_diff): Allocate the temporary on the stack
13859 instead of using xmalloc.
13861 2001-07-06 Richard Henderson <rth@redhat.com>
13863 * genrecog.c (validate_pattern): Warn for constraints in
13864 define_{expand,split,peephole2}. Remove strict_low_part
13865 before looking up match_dup.
13867 2001-07-06 DJ Delorie <dj@redhat.com>
13869 * doc/gcc.texi (Makefile): Rename to be a more general purpose
13870 chapter about various build hints and history. Add section
13871 talking about the various types of native and cross builds.
13873 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
13875 * Makefile.in (final.o): Depend on target.h.
13876 * final.c: Include target.h.
13877 (default_function_pro_epilogue): New.
13878 (final_start_function): Use target structure for function prologues.
13879 (final_end_function): Use target structure for function epilogues.
13880 * fold-const.c (real_hex_to_f): Constify s and p.
13881 * output.h (default_function_pro_epilogue): New.
13882 * real.h (real_hex_to_f): Update prototype.
13883 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
13884 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
13885 (TARGET_INITIALIZER): Update.
13886 * target.h (gcc_target): Add struct asm_out.
13887 * doc/tm.texi: Update.
13890 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
13891 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
13892 in cpu/cpu.c, or rename old functions consistently. Take
13893 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
13894 redundant macros and prototypes. Make new functions static.
13896 * 1750a/1750a.c: Similarly.
13897 * 1750a/1750a.h: Similarly.
13898 * a29k/a29k-protos.h: Similarly.
13899 * a29k/a29k.c: Similarly.
13900 * a29k/a29k.h: Similarly.
13901 * arc/arc-protos.h: Similarly.
13902 * arc/arc.c: Similarly.
13903 * arc/arc.h: Similarly.
13904 * arm/arm-protos.h: Similarly.
13905 * arm/arm.c: Similarly.
13906 * arm/arm.h: Similarly.
13907 * avr/avr-protos.h: Similarly.
13908 * avr/avr.c: Similarly.
13909 * avr/avr.h: Similarly.
13910 * clipper/clipper-protos.h: Similarly.
13911 * clipper/clipper.c: Similarly.
13912 * clipper/clipper.h: Similarly.
13913 * convex/convex.c: Similarly.
13914 * convex/convex.h: Similarly.
13915 * d30v/d30v-protos.h: Similarly.
13916 * d30v/d30v.c: Similarly.
13917 * d30v/d30v.h: Similarly.
13918 * d30v/d30v.md: Similarly.
13919 * dsp16xx/dsp16xx-protos.h: Similarly.
13920 * dsp16xx/dsp16xx.c: Similarly.
13921 * dsp16xx/dsp16xx.h: Similarly.
13922 * elxsi/elxsi.c: Similarly.
13923 * elxsi/elxsi.h: Similarly.
13924 * fr30/fr30.c: Similarly.
13925 * fr30/fr30.md: Similarly.
13926 * h8300/h8300-protos.h: Similarly.
13927 * h8300/h8300.c: Similarly.
13928 * h8300/h8300.h: Similarly.
13929 * i370/i370-protos.h: Similarly.
13930 * i370/i370.c: Similarly.
13931 * i370/i370.h: Similarly.
13932 * i386/i386.c: Similarly.
13933 * i386/osf1elf.h: Similarly.
13934 * i386/osfrose.h: Similarly.
13935 * i860/i860-protos.h: Similarly.
13936 * i860/i860.c: Similarly.
13937 * i860/i860.h: Similarly.
13938 * i960/i960-protos.h: Similarly.
13939 * i960/i960.c: Similarly.
13940 * i960/i960.h: Similarly.
13941 * ia64/ia64-protos.h: Similarly.
13942 * ia64/ia64.c: Similarly.
13943 * ia64/ia64.h: Similarly.
13944 * m32r/m32r-protos.h: Similarly.
13945 * m32r/m32r.c: Similarly.
13946 * m32r/m32r.h: Similarly.
13947 * m68hc11/m68hc11-protos.h: Similarly.
13948 * m68hc11/m68hc11.c: Similarly.
13949 * m68hc11/m68hc11.h: Similarly.
13950 * m68k/crds.h: Similarly.
13951 * m68k/dpx2.h: Similarly.
13952 * m68k/m68k-protos.h: Similarly.
13953 * m68k/m68k.c: Similarly.
13954 * m68k/m68k.h: Similarly.
13955 * m68k/news.h: Similarly.
13956 * m88k/m88k-protos.h: Similarly.
13957 * m88k/m88k.c: Similarly.
13958 * m88k/m88k.h: Similarly.
13959 * mips/mips-protos.h: Similarly.
13960 * mips/mips.c: Similarly.
13961 * mips/mips.h: Similarly.
13962 * ns32k/merlin.h: Similarly.
13963 * ns32k/ns32k.c: Similarly.
13964 * ns32k/ns32k.h: Similarly.
13965 * ns32k/tek6000.h: Similarly.
13966 * pa/pa-protos.h: Similarly.
13967 * pa/pa.c: Similarly.
13968 * pa/pa.h: Similarly.
13969 * pdp11/2bsd.h: Similarly.
13970 * pdp11/pdp11-protos.h: Similarly.
13971 * pdp11/pdp11.c: Similarly.
13972 * pdp11/pdp11.h: Similarly.
13973 * romp/romp-protos.h: Similarly.
13974 * romp/romp.c: Similarly.
13975 * romp/romp.h: Similarly.
13976 * rs6000/rs6000-protos.h: Similarly.
13977 * rs6000/rs6000.c: Similarly.
13978 * rs6000/rs6000.h: Similarly.
13979 * rs6000/sysv4.h: Similarly.
13980 * sh/sh-protos.h: Similarly.
13981 * sh/sh.c: Similarly.
13982 * sh/sh.h: Similarly.
13983 * sparc/sparc-protos.h: Similarly.
13984 * sparc/sparc.c: Similarly.
13985 * sparc/sparc.h: Similarly.
13986 * vax/vax.c: Similarly.
13987 * vax/vax.h: Similarly.
13988 * vax/vms.h: Similarly.
13989 * we32k/we32k.c: Similarly.
13990 * we32k/we32k.h: Similarly.
13992 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
13994 * basic-block.h (first_insn_after_basic_block_note): Declare.
13995 * flow.c (first_insn_after_basic_block_note): Define. Moved
13997 * ssa.c (first_insn_after_basic_block_note): Remove.
13998 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
14000 (ssa_eliminate_dead_code): Properly update the CFG and PHI
14001 nodes when we find a dead conditional branch. Insert BARRIERs
14002 after any blocks with no successors, but which do not have
14005 2001-07-06 Zack Weinberg <zackw@stanford.edu>
14007 * varray.c (varray_check_failed): Use internal_error.
14009 2001-07-05 Andrew Haley <aph@redhat.com>
14011 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
14012 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
14013 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
14015 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
14017 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
14018 reference if the target constant is also a SYMBOL_REF.
14020 2001-07-05 Eric Christopher <echristo@redhat.com>
14022 * config/mips/mips.h (MASK_MIPS3900): Remove.
14023 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
14024 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
14025 (TARGET_MIPS3900): Change to use mips_arch.
14026 (TARGET_MIPS4000): New.
14027 (TARGET_MIPS4100): New.
14028 (TARGET_MIPS4300): New.
14029 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
14030 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
14032 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
14033 (ISA_HAS_BRANCHLIKELY): To here.
14034 (CC1_CPU_SPEC): New.
14035 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
14036 (mips_arch_string): Declare.
14037 (mips_arch): Declare.
14038 (TARGET_OPTIONS): Add -march and -mtune.
14040 * config/mips/mips.c (mips_arch_string): New.
14042 (override_options): Handle -march for codegen and -mtune
14043 for scheduling. Use mips_arch. Move tx39 target default here.
14044 (mips_parse_cpu): Move error message to override_options.
14046 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
14048 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
14050 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
14051 (MIPS Options): Ditto. Change mcpu entry to historical text.
14053 2001-07-05 H.J. Lu (hjl@gnu.org)
14055 * config/mips/mips.c (mips_parse_cpu): New function to parse
14058 2001-07-05 Jim Wilson <wilson@redhat.com>
14060 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
14061 * config/ia64/t-ia64: Likewise.
14062 (LIB1ASMFUNCS): Update comment.
14064 2001-07-05 David Edelsohn <edelsohn@gnu.org>
14066 * doc/install.texi (Install GCC: Binaries): Fix typo.
14068 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14070 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
14071 reference using the stack pointer, adjust it since we push Y
14073 ("*ashrsi3"): Likewise.
14074 ("*lshrsi3"): Likewise.
14076 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14078 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
14079 when -fomit-frame-pointer is used.
14081 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
14083 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
14084 (try_redirect_by_replacing_jump): Reverse updating properly the
14085 count and frequency information. Reverse removing cc0 setter.
14086 (forwarder_block_p): Reverse fixing for fallthru blocks.
14088 2001-07-05 DJ Delorie <dj@redhat.com>
14090 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
14091 (translate_options): If the above is defined, use it to map
14092 given options to new options.
14093 * doc/tm.texi: Document it.
14095 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
14096 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14098 * doc/invoke.texi (Optimize Options): Document that -fgcse may
14099 cause programs using computed gotos to run more slowly.
14101 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14103 * doc/install.texi (Specific): Markup, spelling and typo fixes.
14105 Consistently require binutils 2.11.2, not prereleases.
14106 (Specific, decstation-*): Canonicalize as mips-dec-*.
14107 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
14109 (Specific, m68k-altos): Removed reference to README.altos, deleted.
14110 (Specific, mips-*): Reword MIPS C compiler requirements.
14111 (Specific, powerpc*-*-*): New, mention --with-cpu once.
14112 (Specific, sunv5): Removed, obsolete.
14114 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
14116 * dwarf2out.c (output_loc_list): Use an all ones mask for
14117 .text asm output and don't rely on long long
14118 literals. Reformat some long lines.
14120 2001-07-05 Andreas Jaeger <aj@suse.de>
14122 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
14125 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14127 * dwarf2out.c (dwarf2out_define): Update comment.
14128 (dwarf2out_undef): Ditto.
14129 (dwarf2out_start_source_file): Ditto.
14130 (dwarf2out_end_source_file): Ditto.
14131 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
14132 since we never call the start/end debug hook for the primary file.
14134 2001-07-04 Kazu Hirata <kazu@hxi.com>
14136 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
14139 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14141 * cppinit.c (remove_dup_dirs): Inform if a system include
14142 directory is being reordered.
14143 * doc/invoke.texi (Directory Options): GCC warns if you hide a
14145 * doc/cpp.texi (Search Paths): Likewise.
14146 * doc/gcc.texi (Interoperation): Remove information about
14149 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14151 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
14152 (VARRAY_TOP_CHAR_PTR): Likewise.
14154 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14156 * gcc.c (process_command): Don't assign elements of a const char*.
14158 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14160 * emit-rtl.c (change_address): Don't abort if invalid address while
14161 reload is in progress.
14163 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14165 * c-lex.c (cb_file_change): Pass line number to
14166 debug_start_source_file.
14167 (cb_undefine): Pass correct line number to debug_undef.
14169 * toplev.c (debug_start_source_file): Add line number to
14170 parameters. Pass it along to dwarf2out_start_source_file.
14171 (decode_g_option): Stop resetting debug level back to normal when
14172 we change debug formats, unless the current level is
14173 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
14176 * toplev.h (debug_start_source_file): Add line number to
14179 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
14182 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
14184 Output debug_macinfo data for starting file if requested.
14185 (dwarf2out_end_source_file): Output debug_macinfo data for ending
14187 (dwarf2out_define): Output debug_macinfo data for defining a macro
14189 (dwarf2out_undef): Output debug_macinfo data for undefining a
14190 macro if requested.
14191 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
14192 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
14193 (macinfo_section_label): New. DWARF2 macro info section label.
14194 (dwarf2out_init): If we want macro info, output the start label
14196 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
14197 attribute to the compilation unit die pointing to the macro info.
14199 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14201 * dwarf2out.c (new_loc_list): Move to inside #ifdef
14202 DWARF2_DEBUGGING_INFO.
14203 (add_loc_descr_to_loc_list): Ditto.
14204 (output_loc_list): Ditto.
14205 Also, fix thinko in curr not being initialized.
14206 (gen_internal_sym): Ditto.
14208 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14210 * emit-rtl.c (replace_equiv_address): New function.
14211 * expr.h (replace_equiv_address): New declaration.
14212 * explow.c (validize_mem): Call it instead of change_address and
14213 also call if -fforce-addr and address is constant.
14214 * expr.c: Replace more calls to change_address with adjust_address
14215 and/or replace_equiv_address or to validize_mem.
14216 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
14217 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
14218 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14219 * config/i370/i370.md, config/i860/i860.md: Likewise.
14220 * config/i960/i960.md, config/mips/mips.c: Likewise.
14221 * config/mips/mips.md, config/pa/pa.md: Likewise.
14222 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
14223 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
14225 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14227 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
14229 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
14232 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
14234 * doc/include: New directory.
14235 * doc/fdl.texi: Move to doc/include/fdl.texi.
14236 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
14237 * doc/include/funding.texi, doc/include/gpl.texi: New files.
14238 * doc/gcc.texi: Use funding.texi and gpl.texi.
14239 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
14240 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
14241 Update dependencies and use -I $(docdir)/include.
14243 2001-07-04 Anthony Green <green@redhat.com>
14245 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
14247 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14249 * doc/install.texi (sparc64-*-*): Remove garbage.
14251 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
14253 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
14254 Fix typo in last change to use adjust_address.
14256 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14258 * doc/install.texi (Specific): Update information for *-*-solaris*.
14260 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14262 * explow.c (plus_constant_wide): Reinitialize Y for restart.
14264 2001-07-03 Stan Shebs <shebs@apple.com>
14266 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
14267 case for flag_no_mach_text_sections.
14268 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
14269 * config/darwin.c (flag_no_mach_text_sections): Remove.
14270 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
14272 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14274 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
14275 and avoid checking for constant as first operand.
14276 * recog.c (find_constant_term_loc): No longer static.
14277 (adj_offettable_operand): Delete.
14278 * rtl.h (adj_offsettable_operand): Delete declaration.
14279 (find_constant_term): Add declaration.
14280 * caller-save.c: Replace calls to adj_offsettable_operand with calls
14282 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
14283 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
14284 * config/i386/i386.c, config/i386/i386.md: Likewise.
14285 * config/i860/i860.c, config/i960/i960.c: Likewise.
14286 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
14287 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
14288 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
14289 * config/mips/mips.c, config/mips/mips.md: Likewise.
14290 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
14291 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
14292 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
14293 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
14294 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
14295 * config/ns32k/ns32k.md: Likewise.
14297 2001-07-03 Zack Weinberg <zackw@stanford.edu>
14299 * rtl.c (copy_rtx): Handle 'T' format letter.
14300 * gensupport.c (collect_insn_data): Likewise.
14301 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
14303 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
14305 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
14306 -B option. Use 'dir' not 'foo' as example directory name.
14308 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14310 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14311 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
14313 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14315 * doc/cppinternals.texi: Improve formatting and logical markup.
14317 2001-07-03 Andreas Jaeger <aj@suse.de>
14319 * Makefile.in (insn-recog.o): Add dependency on reload.h.
14321 * genrecog.c (write_header): Include reload.h for prototypes in
14324 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
14327 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
14328 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
14329 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
14330 i386_pe_valid_type_attribute_p): Add.
14331 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
14332 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
14334 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14336 * explow.c (plus_constant_wide, case LO_SUM): New case.
14337 (plus_constant_for_output_wide): Delete.
14338 * rtl.h (plus_constant_for_output): Delete.
14339 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
14340 instead of plus_constant_for_output.
14341 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
14342 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
14343 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
14344 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
14345 * config/sparc/sparc.md: Likewise.
14346 Convert some change_address calls to adjust_address.
14348 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14350 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
14351 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
14352 documentation of -std and -Wwrite-strings.
14354 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14356 * cse.c (canon_hash): Don't register registers in very small
14357 register classes, as extending their lifetime might cause
14360 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
14362 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
14364 * flow.c (forwarder_block_p): Fix for fallthru blocks.
14365 (try_redirect_by_replacing_jump): Update properly the count
14366 and frequency information.
14368 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
14370 * toplev.c (dump_file_index): Move SSA dumps just after first
14372 (dump_file): Corresponding changes.
14373 (rest_of_compilation): Move SSA path to just after the first
14375 * doc/gcc.texi (Passes): Update due to movement of SSA path.
14376 * doc/invoke.texi: Update dump file #s as they were completely
14377 out of date with reality.
14379 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14381 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
14383 * expr.c (emit_move_insn_1): Deal with non-default
14386 * expr.c (emit_single_push_insn): Fix warning.
14388 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
14390 * expr.c (emit_move_insn_1): Avoid modifying
14391 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
14393 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14395 * emit-rtl.c (adjust_address): New function.
14396 * expr.h (adjust_address): Add declaration.
14397 * builtins.c: Replace some calls to change_address with calls to it
14398 or to validize_mem.
14399 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
14400 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
14401 * config/arm/arm.c, config/convex/convex.c: Likewise.
14402 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14403 * config/i386/i386.c, config/i386/i386.md: Likewise.
14404 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
14405 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
14406 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
14407 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
14408 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
14410 2001-07-02 Jim Wilson <wilson@redhat.com>
14412 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
14414 2001-07-02 Steve Ellcey <sje@cup.hp.com>
14416 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
14417 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
14419 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14421 * cppinit.c (lang_defaults): New table.
14422 (set_lang): Just read from lang_defaults into the live options
14425 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14427 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
14428 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
14429 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
14431 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14433 * doc/install.texi: Various spelling and markup fixes.
14434 (Installing GCC): Component specific installation instructions are
14437 Warn about removing old install dir in the presence of shared libs.
14438 (Configuration): Invoke with options target to match configure
14440 Consistently refer to gas, gld pathnames.
14441 Invert --enable-multilib documentation.
14442 Remove references to old compiler versions.
14444 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14446 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
14448 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14450 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
14452 (Specific, mips*-sgi-irix5): Note IDO download.
14453 Reworded MIPS C hints.
14454 Use GNU as instead of GAS.
14456 Removed SGI Freeware reference, IRIX 6 only.
14457 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
14458 Note N64 library requirement/workaround.
14460 Complete list of structure passing bug victims.
14462 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14464 * doc/install.texi: Remove CVS Id.
14466 2001-07-02 Andreas Jaeger <aj@suse.de>
14468 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
14469 (find_inherently_necessary): Remove unused variable.
14471 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
14473 * c-common.h (TDI_inlined): New ast dump phase.
14474 (dump_flag_name): New function.
14475 * c-dump.c (dump_files): Add inlined phase.
14476 (dump_flag_name): Define.
14477 * doc/invoke.texi (-fdump-ast-inlined): Document.
14479 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14481 * stor-layout.c (layout_decl): Revert change to handling of alignment
14484 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14486 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
14489 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
14491 * doc/tm.texi (FUNCTION_ARG): Document that the last call
14494 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
14496 * tlink.c (recompile_files): Remove COMPILER_PATH and
14497 LIBRARY_PATH from the environment.
14499 2001-07-01 Zack Weinberg <zackw@stanford.edu>
14501 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
14502 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
14504 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
14506 * c-parse.in (OBJC_STRING): Kill.
14507 (objc_string): Decompose to [objc_string] '@' STRING.
14508 (reswords): Take the leading '@' off all the Objective C keywords.
14509 (objc_rid_sans_at): Kill.
14510 (init_reswords): Don't initialize it.
14511 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
14512 (_yylex): Kill reconsider label. Look ahead one token after
14513 an '@'; if we get an identifier, check whether it's an
14514 Objective C @-keyword. If so, return the keyword. Otherwise,
14515 put back the token and return the '@' as a terminal.
14517 * cpplib.c (lex_macro_node): Remove unnecessary check for
14518 leading '@' on identifier. Clarify control flow and commentary.
14520 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14522 * cse.c (new_label_ref): Variable deleted.
14523 (insert): Remove set of new_label_ref.
14524 (check_for_label_ref): New function.
14525 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
14527 See ChangeLog.5 for earlier changes.