1 2001-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
3 * doc/fragments.texi, doc/trouble.texi: Remove links to old
5 * doc/gcc.texi: Don't claim that this manual documents
6 installation. Mark Installation menu entry as being out of date.
8 Mon Nov 19 07:21:35 2001 Douglas B. Rupp <rupp@gnat.com>
10 * config/alpha/xm-vms.h: Don't define macros that autoconf handles.
11 (SUCCESS_EXIT_CODE, FATAL_EXIT_CODE): Define for posix compatibility.
12 * gcc.c (exit): Remove definition for VMS; moved to xm-vms.h.
14 2001-11-19 Jason Merrill <jason@redhat.com>
16 * cppmacro.c (_cpp_backup_tokens): Pop cur_run before decrementing
19 * config/clipper/clix.h, config/h8300/elf.h, config/mips/linux.h:
20 Lose ASM_OUTPUT_CONSTRUCTOR.
21 * system.h: Poison it and INT_ASM_OP.
22 * c-lang.c (finish_file): Don't check for it.
23 * libgcc2.c (L_ctors): Check TARGET_ASM_CONSTRUCTOR instead.
25 2001-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27 * mmix.c (mmix_cc1_ignored_option): Const-ify.
28 (mmix_init_machine_status): Make static to match declaration.
29 (mmix_unique_section): Const-ify.
30 (mmix_output_quoted_string): Avoid automatic aggregate
32 (mmix_output_register_setting): Likewise.
33 (mmix_output_shiftvalue_op_from_str): Likewise.
35 * mmix.h (mmix_cc1_ignored_option): Const-ify.
36 (ASM_OUTPUT_BYTE): Fix format specifier warning.
37 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
39 2001-11-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
42 * gthr-win32.h: (__gthread_objc_thread_exit): Fix variable
43 name __objc_thread_exit_status so that it matches the
44 variable defined in objc/thr.h.
46 2001-11-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
49 * mklibgcc.in: Add missing semi-colons.
52 Sun Nov 18 16:47:00 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
54 * expr.c (expand_expr, case VAR_DECL): Update alignment of DECL_RTL
55 after re-laying out decl in incomplete case.
56 (expand_expr, case ADDR_EXPR): Fix typo in copy case.
58 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
60 * doc/install-old.texi: Move some sections out to ...
61 * doc/collect2.texi, doc/configfiles.texi, doc/headerdirs.texi:
62 ... here. New files. Make into chapters rather than sections.
63 * doc/gcc.texi: Include the new files and add menu entries for
65 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
67 Sun Nov 18 14:13:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
69 * tree.h (TYPE_ALIGN_OK): New flag.
70 * emit-rtl.c (set_mem_attributes): Handle it.
71 * expr.c (emit_single_push_insn): Only set to alias set 0 if
72 doing sibcall optimization.
73 (expand_expr, case COMPONENT_REF): Call set_mem_attributes on case
75 (expand_expr, case CONVERT_EXPR): Simplify convert-to-union case.
76 (expand_expr, case ADDR_EXPR): Abort if TYPE_ALIGN_OK and need copy.
78 * sdbout.c (sdbout_symbol): Avoid warning due to &DECL_RTL.
80 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
82 * c-decl.c (c_decode_option): Give deprecation warning for
84 * doc/invoke.texi (-traditional): Note that this option is
87 Sun Nov 18 07:40:07 2001 Douglas B. Rupp <rupp@gnat.com>
89 * config/alpha/alpha.c (alpha_start_function, VMS): Cast shift
90 arg to HOST_WIDE_INT, not long.
92 * config/alpha/vms.h (DIR_SEPARATOR, PREFIX). Don't define.
93 (HAS_INIT_SECTION): Define.
94 (REAL_ARITHMETIC): Don't undefine.
96 2001-11-18 Egor Duda <deo@logos-m.ru>
98 * config/i386/cygwin.h: Strip leading '*' from name, if any.
100 2001-11-18 Neil Booth <neil@daikokuya.demon.co.uk>
102 * Makefile.in (c-parse.o, c-common.o): Update dependencies.
103 * c-common.c: Include diagnostic.h.
104 (c_common_finish): New.
105 * c-common.h (c_common_finish): New.
106 * c-lang.c (LANG_HOOKS_FINISH): Override.
107 * c-parse.in: Don't include diagnostic.h.
108 (finish_parse): Remove.
109 * langhooks.h: Update comments.
110 * toplev.c (lang_dependent_init): New prototype.
112 (compile_file): Split cleanup code out to finalize.
113 (lang_dependent_init): Stop if lang_hooks.init fails.
114 (toplev_main): Update.
115 * tree.h (finish_parse): Remove.
117 * objc-act.c (LANG_HOOKS_FINISH): Override.
119 Sat Nov 17 23:30:44 2001 Douglas B. Rupp <rupp@gnat.com>
121 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms_tramp.asm.
122 * config/alpha/vms_tramp.asm: New file.
123 * config/alpha/vms-tramp.asm: Removed.
125 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
127 * c-common.c (struct disabled_builtin, disabled_builtins,
128 disable_builtin_function, builtin_function_disabled_p): New.
129 (builtin_function_2): Check for disabled built-in functions.
130 * c-common.h (disable_builtin_function): Declare.
131 * c-decl.c (c_decode_option): Handle -fno-builtin-FUNCTION.
132 * doc/invoke.texi: Document -fno-builtin-FUNCTION.
133 * doc/extend.texi: Mention -fno-builtin-FUNCTION.
135 2001-11-17 Craig Rodrigues <rodrigc@gcc.gnu.org>
138 * config.gcc: Remove reference to va-clipper.h.
140 2001-11-17 Stan Shebs <shebs@apple.com>
142 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix the
143 AltiVec-related bitfields.
145 Sat Nov 17 12:06:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
147 * except.c (enum eh_region_type): Add ERT_UNKNOWN.
148 (mark_eh_region, case ERT_UKNONW): New case.
150 2001-11-17 Christopher Faylor <cgf@redhat.com>
151 Corinna Vinschen <vinschen@redhat.com>
153 * config/i386/cygwin.h: Search target specific include directory for
154 w32api stuff, if appropriate.
156 Sat Nov 17 08:20:44 2001 Douglas Rupp <rupp@gnat.com>
158 * config/alpha/vms.h (REG_ALLOC_ORDER): Redefine.
160 2001-11-16 Aldy Hernandez <aldyh@redhat.com>
162 * config/rs6000/rs6000.md: Change all ldvx to lvx.
164 2001-11-16 Alexandre Oliva <aoliva@redhat.com>
166 * gensupport.c (process_rtx): Don't assume filename is the first
169 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
171 * vax-protos.h (reg_was_0_p): New prototype.
172 * vax.md (movsi, movhi, movqi): Use reg_was_0_p.
173 * vax.c (follows_p, reg_was_0_p): New functions.
175 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
177 * vax.md (casesi): Swap arguments in "(plus:SI (pc) (mult))". Reformat.
178 (casesi1): Likewise. Define new pattern which arises by simplification
179 when operand 1 is a constant int. Correct pattern which arises by
180 simplification when operand 1 is zero.
182 2001-11-16 David O'Brien <obrien@FreeBSD.org>
184 * config.gcc (arm*-*-rtems*, arm-*-coff*, armel-*-coff*,
185 arm-*-vxworks*, arm-*-riscix1.[01]*, arm-*-riscix*,
186 arm-semi-aout, armel-semi-aout, arm-semi-aof, armel-semi-aof,
187 arm*-*-netbsd*, arm*-*-linux*, arm*-*-uclinux*, arm*-*-aout,
188 arm*-*-ecos-elf, arm*-*-elf, arm*-*-conix*, arm*-*-oabi,
189 arm-*-pe*, strongarm-*-elf*, strongarm-*-coff*, strongarm-*-pe,
190 xscale-*-elf, xscale-*-coff: Include various CPU headers via tm_file.
191 * config/arm/aof.h: Don't include arm.h.
192 * config/arm/aout.h: Likewise.
193 * config/arm/coff.h: Don't include semi.h and aout.h.
194 * config/arm/elf.h: Don't include aout.h.
195 * config/arm/netbsd.h: Don't include netbsd.h and aout.h.
196 (TARGET_VERSION): Undef before defining.
197 (ARM_OS_NAME): Likewise
198 (TARGET_DEFAULT): Likewise
199 (TARGET_MEM_FUNCTIONS): Do not need to undefine now.
200 * config/arm/pe.h: Don't include arm/coff.h.
201 * config/arm/riscix.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Use
202 SUBTARGET_CPP_SPEC rather than overiding the arm.h CPP_SPEC definition.
203 * config/arm/riscix1-1.h: Likewise.
204 * config/arm/rix-gas.h: Don't include riscix.h.
205 (DBX_CONTIN_LENGTH): Undef before defining.
206 * config/arm/semi.h: Don't include aout.h.
207 * config/arm/semiaof.h: Don't include aof.h.
208 * config/arm/strongarm-coff.h: Don't include coff.h.
209 * config/arm/strongarm-pe.h: Don't include strongarm-coff.h and pe.h.
210 * config/arm/vxarm.h: Don't include arm/coff.h.
211 * config/arm/xscale-coff.h: Don't include coff.h.
213 Fri Nov 16 15:22:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
215 * config/pa/pa.c: Reflect changes in calling sequences of alter_reg and
218 2001-11-16 Andreas Jaeger <aj@suse.de>
220 * cfglayout.c (fixup_fallthru_exit_predecesor): Make void, rename
222 (fixup_fallthru_exit_predecessor): ... this.
223 Change callers and prototype.
225 2001-11-16 Bernd Schmidt <bernds@redhat.com>
227 * config/i386/i386.c (ix86_expand_sse_comi): Generate setcc by
228 hand; don't use gen_setcc_2.
229 (ix86_expand_builtin): Fix pshufw.
230 * config/i386/i386.md (maskncmpv4sf3, vmmmaskncmpv4sf3): Special
231 case UNORDERED to emit the right assembler instruction.
232 (mmx_pshufw): Lose operand 2.
233 (cvtsi2ss): Fix representation.
235 (mmx_clrdi, sse_clrti, stmxcsr, ldmxcsr): Set memory attribute.
237 2001-11-16 Joseph S. Myers <jsm28@cam.ac.uk>
239 * doc/include/linux-and-gnu.texi: Remove.
241 * doc/gcc.texi: Include gnu.texi instead of linux-and-gnu.texi.
242 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
244 2001-11-16 Kazu Hirata <kazu@hxi.com>
246 * config/a29k/a29k.c: Fix comment formatting.
247 * config/a29k/a29k.h: Likewise.
248 * config/arc/arc.c: Likewise.
249 * config/arc/arc.h: Likewise.
250 * config/vax/vax.c: Likewise.
251 * config/vax/vax.h: Likewise.
252 * config/we32k/we32k.c: Likewise.
253 * config/we32k/we32k.h: Likewise.
255 2001-11-16 Jeff Law <law@redhat.com>
257 * unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
258 creating a new jump insn.
260 Fri Nov 13 09:06:25 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
262 * expr.c (expand_expr, case ADDR_EXPR): Refine test for when to
263 copy misaligned data.
264 * varasm.c (assemble_variable): Set alignment into MEM when changed.
266 2001-11-16 Graham Stott <grahams@redhat.com>
268 * optabs.c (prepare_cmp_insn): Correct lossage in last change fix
271 2001-11-16 Olivier Hainque <hainque@act-europe.fr>
273 * except.c: Support for catching a list of types with a single handler
274 (struct eh_region): Change type and filter to lists for catch regions.
275 (mark_eh_region): Mark the filter list for GC also.
276 (expand_start_catch): Always build a list if argument not NULL and
277 register each type of the list through add_type_for_runtime.
278 (duplicate_eh_region_1): Change type into type_list for catch regions.
279 (assign_filter_values): Assign a filter to each type associated with a
280 catch region. Assign filter for NULL types in a unique entry in the
282 (build_post_landing_pads): Emit compare and jump for each filter of
283 the list associated with a catch region.
284 (reachable_next_level): When the type thrown is known, stop the search
285 as soon as one type within a catch list matches. Also, a handler is
286 potentially reachable only if at least one of the types it catches
287 has not been previously caught.
288 (collect_one_action_chain): Retrieve the filter for a NULL type list
289 from the first filter list entry. For non NULL type lists, add an
290 action record for every filter assigned.
291 * except.h: Reflect changes in comment before expand_start_catch.
293 Fri Nov 16 07:12:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
295 * expr.c (expand_expr, case ADDR_EXPR): Only copy for misaligned if
298 Fri Nov 16 06:37:05 2001 Andreas Tobler <a.tobler@schweiz.ch>
300 * config/sparc/sparc.c: Remove ALIGN arg from emit_cmp_insn.
302 2001-11-16 Jakub Jelinek <jakub@redhat.com>
304 * c-lang.c (finish_file): Don't emit static inline functions if
305 they weren't referenced.
307 2001-11-15 Stan Shebs <shebs@apple.com>
309 * expr.c (expand_expr, case COMPONENT_REF): Fix variable ref.
311 2001-11-16 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
313 * config/s390/s390.md: Remove ALIGN arg from emit_cmp_and_jump_insns
315 * config/i386/i386.md: Likewise.
317 Thu Nov 15 21:40:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
319 * timevar.c (rtl.h): Include so get fancy abort.
321 2001-11-15 Dale Johannesen <dalej@apple.com>
323 * config/darwin.h (SELECT_RTX_SECTION): Force address
324 initializers into 'const' section
325 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fix mode of
326 if_then_else to match result, not operands
328 Thu Nov 15 17:57:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
330 * alias.c (nonoverlapping_memrefs): Use REGNO_PTR_FRAME_P.
331 * emit-rtl.c (change_address): Fix typo in default alignment.
332 (adjust_address_1): Use mode of NEW, not MODE, when setting size.
333 * expr.c (highest_pow2_factor, case WITH_RECORD_EXPR): New case.
334 * rtl.h (REGNO_PTR_FRAME_P): New macro.
336 * expr.c (store_field): Pass tree instead of max size; callers changed.
337 Change handling of alignment.
338 Only copy to_rtx if is TARGET.
339 (expand_expr_unaligned): Delete; callers now use expand_expr.
340 (emit_cmp_insn): No longer take ALIGN parm; all callers changed.
341 (expand_assignment): Change handling of alignment.
342 Only copy to_rtx if was original.
343 (get_inner_reference): No longer return alginment; callers changed.
344 (expand_expr, case COMPONENT_REF): Change handling of alignment.
345 (expand_expr, case ADDR_EXPR): Make copy if not sufficiently aligned.
346 (compare_from_rtx): Delete ALIGN parm; all callers changed.
347 (do_compare_rtx_and_jump): Likewise.
348 * expr.h: Reflect above changes.
350 * dwarf2out.c (loc_descriptor_from_tree): Remove ALIGN parameter
351 to get_inner_reference.
352 * builtins.c: Remove ALIGN parm in call to emit_cmp_and_jump_insns.
353 * doloop.c, except.c, explow.c, loop.c, stmt.c, unroll.c: Likewise.
354 * optabs.c: Likewise.
355 (prepare_cmp_insn): Now static; remove ALIGN parm. Callers changed.
356 (emit_cmp_and_jump_insns): Remove ALIGN parm; all callers changed.
357 * expmed.c: Remove ALIGN arg from calls to compare_from_rtx,
358 compare_rtx_and_jump, and emit_cmp_jump_insns.
359 * fold-const.c: Remove PALIGN in calls to get_inner_reference.
360 * function.c (assign_stack_temp_for_type): No longer static.
361 * optabs.h (emit_cmp_insn): Remove ALIGN parm.
362 (prepare_cmp_insn): Delete declaration.
363 * rtl.h (assign_stack_temp_for_type): Add declaration.
364 * config/alpha/alpha.c, config/d30v/d30v.c: Reflect above changes.
365 * config/clipper/clipper.c, config/h8300/h8300.c: Likewise.
366 * config/i386/i386.c,config/mips/mips.c: Likewise.
367 * config/i860/i860.c, config/ia64/ia64.c: Likewise.
368 * config/rs6000/rs6000.c, config/sh/sh.c: Likewise.
370 2001-11-15 Stan Shebs <shebs@apple.com>
372 * config/rs6000/rs6000.h: Fix a comment typo.
373 (RTX_COSTS): Sort processor versions better.
375 2001-11-15 Kazu Hirata <kazu@hxi.com>
377 * config/h8300/h8300.md: Fix insn length of bit insns.
379 2001-11-15 Jason Merrill <jason@redhat.com>
381 * dwarf2out.c (dwarf2out_finish): Don't abort because of orphan
382 DIEs if there were errors in the source.
384 * config/alpha/alpha-interix.h, config/alpha/elf.h,
385 config/arm/coff.h, config/i386/djgpp.h, config/i386/i386.c,
386 config/i386/i386.h, config/i386/sco5.h, config/i960/i960-coff.h,
387 config/m68k/coff.h, config/m88k/m88k.h, config/m88k/m88k.c,
388 config/pa/pa64-hpux.h, config/sh/sh.h, config/sparc/litecoff.h,
389 config/elfos.h, config/lynx.h, config/netware.h,
390 config/m68hc11/m68hc11.h, config/mcore/mcore-pe.h,
391 config/s390/linux64.h: Remove definitions of INT_ASM_OP, change
392 uses to use ASM_LONG.
394 2001-11-15 Alan Matsuoka <alanm@redhat.com>
396 * gensupport.c process_include : Change call to alloca to
399 2001-11-15 Aldy Hernandez <aldyh@redhat.com>
401 * config/rs6000/rs6000.md: Use spaces instead of tabs in output
404 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
406 * final.c (alter_subreg): If simplify_subreg can't do anything,
407 handle REG ourselves and abort for others.
409 2001-11-15 Richard Hodson <hodsonr@dionecorp.com>
411 * config/h8300/h8300.c (dosize): Avoid corrupting R3 in interrupt
414 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
416 * fix-header.c (read_scan_file): Update.
418 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
420 * toplev.c (toplev_main): Don't start timing until after
421 command-line options are parsed.
423 2001-11-15 Andreas Schwab <schwab@suse.de>
425 * config.gcc: Set STMP_FIXPROTO and FIXPROTO_DEFINES in target
426 makefile frag, not host makefile frag.
427 (m88k-dg-dguxbcs*): Add m88k/t-dgux to tmake_file.
428 (hppa*): Add pa/t-bsd to tmake_file where no special xmake_file is
430 (hppa*-*-openbsd*): Don't use nonexitent pa/t-openbsd.
431 * config/m88k/t-dguxbcs: Remove definitions already in t-dgux.
432 * config/m88k/t-dgux (STMP_FIXPROTO): Define.
433 * config/i386/t-cygwin (STMP_FIXPROTO): Define.
434 * config/i386/t-dgux (STMP_FIXPROTO): Define.
435 * config/x-interix: Don't define STMP_FIXPROTO and
437 * config/t-interix: New file, define STMP_FIXPROTO.
438 * config/i386/x-beos (STMP_FIXPROTO): Don't define here.
439 * config/i386/t-beos (STMP_FIXPROTO): Define here instead.
440 * config/t-svr4 (FIXPROTO_DEFINES): Define.
441 * config/arm/t-riscix (FIXPROTO_DEFINES): Define.
442 * config/i386/t-sco5 (FIXPROTO_DEFINES): Define.
443 * config/i386/t-sco5gas (FIXPROTO_DEFINES): Define.
444 * config/m68k/t-hp3200: Renamed from x-hp3200.
445 * config/i370/t-oe: Renamed from x-oe.
446 * config/mips/t-iris: Renamed from x-iris.
447 * config/pa/t-bsd: Renamed from x-pa.
448 * config/pa/t-pa-hpux: Renamed from x-pa-hpux.
449 * config/x-linux, config/i386/x-cygwin, config/i386/x-dgux,
450 config/m88k/x-dgux, config/x-svr4, config/arm/x-riscix,
451 config/i386/x-sco5, config/m68k/x-hp320g, config/mips/x-iris6,
452 config/rs6000/x-cygwin: Remove files.
454 * configure.in: Check for target objdump and use that in eh_frame
456 * configure: Regenerated.
458 2001-11-15 Jakub Jelinek <jakub@redhat.com>
460 * jump.c (squeeze_notes): Return true if no real insns were found.
461 * rtl.h (squeeze_notes): Adjust prototype.
462 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): If
463 squeeze_notes finds no real instructions, abort.
464 (merge_blocks_move_successor_nojumps): Likewise.
465 * loop.c (find_and_verify_loops): Likewise.
466 * stmt.c (expand_end_case): Likewise.
467 * ifcvt.c (dead_or_predicable): Return TRUE if squeeze_notes doesn't
468 find any real instructions.
470 * config/ia64/ia64.c (ia64_adjust_cost): Handle SUBREGs.
472 * cfgcleanup.c (try_optimize_cfg): If try_simplify_condjump optimized
473 conditional jump, request updating life into for the block
474 containing it. Fix a typo which prevented life info update.
475 Clear blocks bitmap before using it.
477 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
479 * c-common.c: Include c-lex.h.
480 (c_common_lang_init): Change prototype. Call init_c_lex and
481 init_pragma from here.
482 * c-common.h (c_common_lang_init): Change prototype.
483 * c-decl.c (init_decl_processing): Rename. Call c_parse_init.
484 * c-lang.c (c_init): Change prototype. Update.
485 (c_init_options): Update.
486 * c-lex.c (cpp_filename): Remove.
487 (init_c_lex): Update. Read the main file, and get the original
489 (yyparse): Finish the command line options.
490 * c-parse.in (c_parse_init): Call init_reswords here.
491 (init_parse): Remove.
492 * c-tree.h (c_init_decl_processing): New.
493 * cpphash.c (_cpp_init_hashtable): After initializing the hash
495 * cppinit.c (read_original_filename, cpp_finish_options): New.
496 (cpp_create_reader): New prototype. Defer hash table initialization.
497 (cpp_start_read): Rename cpp_read_main_file. Initialize the
498 hash table. Get the original filename.
499 * cpplib.h (cpp_create_reader): Update.
500 (cpp_start_read): Remove.
501 (cpp_read_main_file, cpp_finish_options): New.
502 * cppmain.c (main, do_preprocessing): Update.
503 * langhooks.h (struct langhooks): Update init prototype.
504 * toplev.c (general_init, parse_options_and_default_flags,
505 process_options, lang_indpendent_init, lang_dependent_init,
506 init_asm_output): New; perform the bulk of initialization.
507 (compile_file): Move most of initialization to above functions.
508 (debug_hooks): Initialize statically.
509 (set_Wunused): Relocate.
510 (toplev_main): Move most of initialization to other init functions.
511 Have a clear logic flow.
512 * tree.h (init_parse, init_decl_processing): Remove.
514 * objc-act.c (objc_init): Update prototype, combine with old
516 (objc_init_options): Update.
519 2001-11-15 Andreas Jaeger <aj@suse.de>
521 * cfgrtl.c (purge_all_dead_edges): Use int as argument for
523 * basic-block.h: Adjust prototype.
525 2001-11-15 Kazu Hirata <kazu@hxi.com>
527 * config/rs6000/aix31.h: Fix comment formatting.
528 * config/rs6000/beos.h: Likewise.
529 * config/rs6000/darwin.h: Likewise.
530 * config/rs6000/eabi.asm: Likewise.
531 * config/rs6000/linux.h: Likewise.
532 * config/rs6000/linux64.h: Likewise.
533 * config/rs6000/lynx.h: Likewise.
534 * config/rs6000/netbsd.h: Likewise.
535 * config/rs6000/rs6000.c: Likewise.
536 * config/rs6000/rs6000.h: Likewise.
537 * config/rs6000/rs6000.md: Likewise.
538 * config/rs6000/sol2.h: Likewise.
539 * config/rs6000/tramp.asm: Likewise.
540 * config/rs6000/xcoff.h: Likewise.
541 * config/rs6000/xm-beos.h: Likewise.
543 2001-11-14 Alan Matsuoka <alanm@redhat.com>
545 * rtl.def (INCLUDE) : Define.
546 * gensupport.c (init_include_reader, process_include,
547 save_string) : New functions to implement an include facility
549 * gensupport.h : Add prototype for init_md_reader_args.
550 * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c
551 genextract.c genflags.c genopinit.c genoutput.c
552 genpeep.c genrecog.c: Change call to init_md_reader to
554 * md.texi: Document (include "path") and -I directives for RTL
557 2001-11-14 DJ Delorie <dj@redhat.com>
559 * integrate.c (get_hard_reg_initial_reg): New.
560 * integrate.h (get_hard_reg_initial_reg): Prototype.
561 * local-alloc.c (block_alloc): Don't tie pseudos that
562 represent call-saved hard regs' initial values.
564 2001-11-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
566 * m68k/linux.h: Include <linux.h> not "linux.h" to avoid infinite
569 2001-11-14 Roger Sayle <roger@eyesopen.com>
571 * fold-const.c (fold): Optimize strlen comparisons against zero.
573 2001-11-14 David O'Brien <obrien@FreeBSD.org>
575 * config.gcc (sparc64-wrs-vxworks*, sparc-*-netbsd*, sparc-*-openbsd*,
576 sparc-*-chorusos*, sparc-*-elf*, sparc-*-linux*aout*,
577 sparc-*-linux*libc1*, sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtems*,
578 sparc-*-rtemself*, sparc-hal-solaris2*, sparc-*-solaris2*,
579 sparc-*-sunos4.0*, sparc-*-sunos4*, sparc-*-sunos3*, sparc-*-sysv4*,
580 sparc-*-vxsim*, sparclite-*-aout*, sparclite-*-elf*, sparc86x-*-aout*,
581 sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*, sparc64-*-linux*):
582 Include various CPU headers via tm_file. a.out based platforms now
583 properly include sparc/aout.h. sol2.h usage now implies including
584 elfos.h, svr4.h, and sparc/sysv4.h.
585 * config/netbsd.h (TARGET_MEM_FUNCTIONS): Undef before defining it.
587 * sparc/sparc.h (CPP_PREDEFINES, TARGET_VERSION, WORD_SWITCH_TAKES_ARG,
588 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
589 DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE):
590 Remove. They are a.out specific and belong in sparc/aout.h.
591 * sparc/aout.h (TARGET_VERSION, WORD_SWITCH_TAKES_ARG, SELECT_SECTION,
592 ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
593 DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE): Define. Moved here from
595 * sparc/litecoff.h (WORD_SWITCH_TAKES_ARG, ASM_DECLARE_FUNCTION_NAME,
596 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER): Define.
597 Moved here from sparc/sparc.h.
598 * config/sparc/linux-aout.h (DEFAULT_PCC_STRUCT_RETURN): Undef before
600 * config/sparc/linux64.h (UNALIGNED_DOUBLE_INT_ASM_OP): Undef before
601 * config/sparc/lynx.h: Don't include lynx.h.
602 (SELECT_SECTION): Do not undef.
603 * config/sparc/openbsd.h: Don't include sparc/sparc.h.
604 * config/sparc/sol2-sld-64.h: Include sparc/sparc.h, elfos.h, svr4.h,
606 * config/sparc/sol2.h: Don't include sparc/sparc.h and sparc/sysv4.h.
607 * config/sparc/sp64-aout.h (CPP_PREDEFINES): Don't define. Get from
609 * config/sparc/sp64-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
610 Don't undef, there is no need.
611 * config/sparc/splet.h (CPP_PREDEFINES): Define.
612 * config/sparc/sun4o3.h (CPP_PREDEFINES): Likewise.
613 * config/sparc/sunos4.h (CPP_PREDEFINES): Likewise.
614 Don't include sparc/sparc.h.
615 * config/sparc/sysv4.h (WORD_SWITCH_TAKES_ARG, ASM_OUTPUT_SOURCE_LINE,
616 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
617 DATA_SECTION_ASM_OP): Don't undef, there is no need now. Don't include
619 (TARGET_VERSION): Define.
620 * config/sparc/vxsim.h (TARGET_VERSION): Define.
622 Wed Nov 14 19:46:08 CET 2001 Jan Hubicka <jh@suse.cz>
624 * cfglayout.c (fixup_fallthru_exit_predecesor): New static function.
625 (cfg_layout_finalize): Use it.
626 * bb-reorder.c (HAVE_epilogue): Remove.
627 (make_reorder_chain): Do not care special placement of
630 * predict.c (expected_value_to_br_prob): Delete the note
633 * c-decl.c (c_expand_body): Fix TV_EXPAND nesting problem;
634 measure integration time separately.
636 Wed Nov 14 12:30:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
638 * function.c (struct temp_slot): ALIGN now unsigned.
640 2001-11-14 Kazu Hirata <kazu@hxi.com>
642 * config/dsp16xx/dsp16xx.c: Fix comment formatting.
643 * config/dsp16xx/dsp16xx.h: Likewise.
644 * config/dsp16xx/dsp16xx.md: Likewise.
646 2001-11-14 Kazu Hirata <kazu@hxi.com>
648 * config/h8300/h8300.c (get_shift_alg): Reorganize the code
649 that deals with 7-bit shifts in HImode.
651 Wed Nov 14 14:17:05 CET 2001 Jan Hubicka <jh@suse.cz>
653 * dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
654 * final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
655 (final_scan_insn): Update call of alter_subreg.
656 (cleanup_subreg_operands): Likewise.
657 (alter_subreg): Rewrite using simplify_subreg.
658 (output_address, output_operand): Update call of alter_subreg.
659 * output.h (alter_subreg): Update prototype.
660 * sdbout.c (sdbout_symbol): Update call of alter_subreg.
661 * simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
662 * Makefile.in (final.o): Add depdendancy on expr.h
664 Wed Nov 14 06:37:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
666 * c-lang.c (finish_file): Make I unsigned to eliminate warning.
668 2001-11-13 Jeff Sturm <jsturm@one-point.com>
670 * doc/install.texi (sparc-*-linux*): Mention requirements for
673 2001-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
675 * Makefile.in (POD2MAN): Don't include --section=1.
676 (manext): Rename to man1ext. All users changed.
679 (generated-manpages): Also depend on $(docdir)/gfdl.7,
680 $(docdir)/gpl.7, and $(docdir)/fsf-funding.7.
681 ($(docdir)/gcov.1, $(docdir)/cpp.1, $(docdir)/gcc.1): Include
682 --section=1 in calls to $(POD2MAN).
683 ($(docdir)/gfdl.7, $(docdir)/gpl.7, $(docdir)/fsf-funding.7): New.
684 (maintainer-clean, install, uninstall): Handle the new man pages.
685 ($(docdir)/cpp.info, cpp.dvi): Depend on fdl.texi.
686 (installdirs): Create man7dir.
687 * doc/cpp.texi: Include GFDL in this manual. In the man page,
688 refer to gfdl(7) for the GFDL. Apply Front Cover and Back Cover
689 texts to man page. Include gpl(7), gfdl(7) and fsf-funding(7) in
690 the SEE ALSO man page section.
691 * doc/gcov.texi: Apply GFDL to man page. Include gpl(7), gfdl(7)
692 and fsf-funding(7) in the SEE ALSO man page section.
693 * doc/invoke.texi: Apply GFDL to man page. Include gpl(7),
694 gfdl(7) and fsf-funding(7) in the SEE ALSO man page section.
695 * doc/include/fdl.texi, doc/include/funding.texi,
696 doc/include/gpl.texi: Adjust for conversion by texi2pod.pl.
697 * doc/.cvsignore: Add gfdl.7, gpl.7 and fsf-funding.7.
699 2001-11-13 Richard Henderson <rth@redhat.com>
701 * dwarf2asm.c (dw2_force_const_mem): Set PUBLIC or STATIC
702 as appropriate for the artificial decl.
704 2001-11-13 Richard Henderson <rth@redhat.com>
706 * loop.c (combine_movables): Turn off combination until
707 move_movables validation bugs are fixed.
709 2001-11-13 DJ Delorie <dj@redhat.com>
711 * config.gcc (powerpc|rs6000): Set default cpp options based
712 on --with-cpu settings.
713 * config/rs6000/softfloat.h: New.
715 2001-11-13 Kazu Hirata <kazu@hxi.com>
717 * config/h8300/h8300.c (shift_alg_si): Use special code for
718 25-bit shifts on H8/S.
719 (get_shift_alg): Generate special code for 25-bit shifts on
722 2001-11-13 Jakub Jelinek <jakub@redhat.com>
724 * emit-rtl.c (adjust_address_1): Add ADJUST argument.
725 (adjust_automodify_address_1): New.
726 * expr.h (adjust_address, adjust_address_nv): Adjust.
727 (adjust_automodify_address, adjust_automodify_address_nv): Define.
728 (adjust_address_1): Update prototype.
729 (adjust_automodify_address_1): Add prototype.
730 * expr.c (move_by_pieces_1): Use adjust_automodify_address.
731 (store_by_pieces_2): Likewise.
733 Tue Nov 13 05:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
735 * Makefile.in (explow.o): Now depends on ggc.h.
736 * explow.c (ggc.h): Include.
737 (set_stack_check_libfunc): Mark stack_check_libfunc as ggc root.
739 * Makefile.in (expr.o): Depends on insn-attr.h.
740 * expr.c (insn-attr.h): New include.
741 (force_operand): If INSN_SCHEDULING, deal with paradoxical SUBREG
743 (highest_pow2_factor, case INTEGER_CST): Handle negative values.
744 (expand_expr): Remove unneeded mark_temp_addr_taken calls and
745 clean up related usage in ADDR_EXPR.
746 (expand_expr_unaligned): Likewise.
748 * emit-rtl.c (change_address): Fix typo in alias setting.
750 2001-11-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
752 * Makefile.in (cfgcleanup.o): Depend on insn-config.h
754 2001-11-12 Craig Rodrigues <rodrigc@gcc.gnu.org>
757 * c-pragma.c: Rename macros BAD, BAD2, BAD_ACTION to
758 GCC_BAD, GCC_BAD2, GCC_BAD_ACTION.
760 2001-11-12 David O'Brien <obrien@FreeBSD.org>
762 * config.gcc (sparc-tti-*, sparc64-wrs-vxworks*, sparc-wrs-vxworks*,
763 sparclite-wrs-vxworks*, sparc-*-aout*, sparc-*-netbsd*,
764 sparc-*-chorusos*, sparc-*-linux*aout*, sparc-*-linux*libc1*,
765 sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtemsaout*, sparc-*-rtems*,
766 sparc-*-rtemself*, sparc-*-solaris2*, sparc-*-sunos3*, sparc-*-sysv4*,
767 sparc-*-vxsim*, sparclet-*-aout*, sparclite-*-coff*, sparclite-*-aout*,
768 sparc86x-*-aout*, sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*,
769 sparc64-*-linux*): Include various CPU headers via tm_file.
770 * config/svr3.h (ASM_OUTPUT_IDENT): Undef before defining it.
771 (SELECT_SECTION): Likewise.
772 (SELECT_RTX_SECTION): Likewise.
773 * config/sparc/sparc_bi.h: New file.
774 * config/sparc/aout.h: Don't include sparc/sparc.h and aoutos.h.
775 * config/sparc/linux-aout.h: Likewise.
776 * config/sparc/linux.h: Don't include sparc/sysv4.h.
777 * config/sparc/linux64.h: Likewise.
778 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
779 * config/sparc/lite.h: Don't include sparc/sparc.h and gofast.h.
780 * config/sparc/litecoff.h: Don't include sparc/lite.h, svr3.h,
782 (ASM_OUTPUT_IDENT): Do not #undef.
783 (SELECT_SECTION): Likewise.
784 (SELECT_RTX_SECTION): Likewise.
785 * config/sparc/liteelf.h: Don't include gofast.h.
786 * config/sparc/lynx-ng.h: Don't include sparc/sparc.h and lynx-ng.h.
787 * config/sparc/lynx.h: Don't include sparc/sparc.h.
788 * config/sparc/pbd.h: Likewise.
789 * config/sparc/netbsd.h: Don't include sparc/sparc.h and netbsd.h.
790 * config/sparc/rtems.h: Don't include sparc/aout.h and rtems.h.
791 * config/sparc/rtemself.h: Don't include rtems.h.
792 * config/sparc/sol2-64.h: Don't include sparc/sol2-sld-64.h.
793 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Don't define, include
795 * config/sparc/sol2-sld.h: Don't include sparc/sol2.h.
796 * config/sparc/sol2.h: Include sparc/sparc.h directly.
797 * config/sparc/sp64-aout.h: Don't include sparc/sparc.h and aoutos.h.
798 * config/sparc/sp64-elf.h: Don't include sparc/sol2.h.
799 * config/sparc/sp86x-aout.h: Don't include sparc/sparc.h and gofast.h.
800 * config/sparc/sp86x-elf.h: Don't include gofast.h.
801 * config/sparc/splet.h: Don't include sparc/aout.h.
802 * config/sparc/sun4o3.h: Don't include sparc/sparc.h.
803 * config/sparc/sysv4.h: Don't include sparc/sparc.h directly.
804 * config/sparc/vxsim.h: Don't include sparc/sysv4.h.
805 * config/sparc/vxsparc.h: Don't include sparc/aout.h and gofast.h.
806 * config/sparc/vxsparc64.h: Don't include gofast.h.
807 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
809 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
811 * doc/standards.texi: Mention C99 TC1.
813 2001-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
815 * mips-protos.h (mips_output_conditional_branch): Const-ify.
816 * mips.c (mips_output_conditional_branch): Likewise.
818 2001-11-12 Kazu Hirata <kazu@hxi.com>
820 * config/h8300/h8300.c (shift_alg_si): Use special code for
821 15-bit logical shifts and 31-bit logical shifts.
822 (get_shift_alg): Generate special code for 15-bit and 31-bit
825 2001-11-12 Kazu Hirata <kazu@hxi.com>
827 * config/h8300/h8300.c (shift_alg_qi): Use rotations when
828 doing 6-bit logical shifts on H8/S.
829 (shift_alg_qi): Use special code for 21-bit shifts on H8/S.
830 (get_shift_alg): Generate special code for 21-bit shifts on
833 2001-11-12 Kazu Hirata <kazu@hxi.com>
835 * config/h8300/h8300.c (get_shift_alg): Remove a redundant
838 Mon Nov 12 11:58:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
840 * alias.c (nonoverlapping_memrefs_p): Only update size from memref
841 if both size and offset known.
843 2001-11-12 David O'Brien <obrien@FreeBSD.org>
845 * config/ia64/freebsd.h: Fix misspelling.
847 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
849 * doc/gcc.texi: Move several chapters out to ...
850 * doc/configterms.texi, doc/fragments.texi, doc/hostconfig.texi,
851 doc/include/linux-and-gnu.texi, doc/interface.texi,
852 doc/makefile.texi, doc/passes.texi, doc/portability.texi:
854 * doc/gcc.texi, doc/contrib.texi: Move section headings into
856 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
858 2001-11-12 Kazu Hirata <kazu@hxi.com>
860 * config/alpha/alpha-interix.h: Fix comment formatting.
861 * config/alpha/alpha.c: Likewise.
862 * config/alpha/alpha.h: Likewise.
863 * config/alpha/alpha32.h: Likewise.
864 * config/alpha/freebsd.h: Likewise.
865 * config/alpha/unicosmk.h: Likewise.
866 * config/alpha/vms.h: Likewise.
868 2001-11-12 Kazu Hirata <kazu@hxi.com>
870 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
872 2001-11-12 Jakub Jelinek <jakub@redhat.com>
874 * dbxout.c (dbxout_symbol_location): Avoid emitting invalid register
877 Mon Nov 12 05:18:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
879 * emit-rtl.c (set_mem_attributes): If making object, can set alignment
881 (replace_equiv_address): Call update_temp_slot_address.
883 * dwarf2out.c (loc_descriptor_from_tree, case COMPOUND_EXPR): New case.
885 * alias.c (nonoverlapping_memrefs_p): Handle DECL_RTL being a CONCAT.
887 2001-11-12 Kazu Hirata <kazu@hxi.com>
889 * config/h8300/h8300.c (shift_alg_qi): New.
890 (shift_alg_hi): Likewise.
891 (shift_alg_si): Likewise.
892 (get_shift_alg): Change the type of count to unsigned int.
895 2001-11-11 Alexandre Oliva <aoliva@redhat.com>
897 * Makefile.in (c-lang.o): Depend on $(VARRAY_H).
898 * c-decl.c (c_expand_body): Take argument can_defer_p. Use it
899 to decide whether to defer a function.
900 (finish_function): Adjust.
901 (c_expand_deferred_function): New function.
902 * c-lang.c (deferred_fns): New variable.
903 (c_init): Initialize it, and mark it as a root.
904 (defer_fn): New function.
905 (finish_file): Expand all deferred functions.
906 * c-tree.h (defer_fn): Declare.
907 (c_expand_deferred_function): Likewise.
908 * objc/Make-lang.in (objc-act.o): Depend on $(VARRAY_H).
909 * objc-act.c (deferred_fns): New variable.
910 (objc_init): Initialize it, and mark it as a root.
911 (defer_fn): New function.
912 (finish_file): Expand all deferred functions.
914 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
916 * alpha.c (unicosmk_special_name): Prototype.
917 (unicosmk_ssib_name): Delete unused variable.
918 * alpha/unicosmk.h (common_section, ssib_section): Prototype.
919 * alpha/vms.h (PREFIX): Undef before defining.
920 * arm/pe.h (SUBTARGET_NAME_ENCODING_LENGTHS): Likewise.
921 * i370/i370.c (mvs_hash_alias): Prototype. Wrap with macro
922 controlling usage. Const-ify.
923 (alias_number): Delete unused variable.
924 * m32r/m32r.c (m32r_sched_init): Add missing argument.
925 (m32r_expand_block_move): Fix uninitialized warnings.
926 * mn10300/mn10300.h (REGNO_IN_RANGE_P): Fix 'unsigned >=0 is
927 always true' warnings.
928 * openbsd.h (TARGET_MEM_FUNCTIONS): Don't redefine.
929 * sh/sh.c: Include "integrate.h".
930 (output_far_jump): Fix uninitialized warning.
931 * final.c (shorten_branches): Avoid automatic aggregate
933 * integrate.c (subst_constants): Likewise.
935 2001-11-11 Kazu Hirata <kazu@hxi.com>
937 * config/h8300/h8300.c (shift_alg): Remove SHIFT_MAX.
938 (get_shift_alg): Remove redundant code.
940 2001-11-11 Kazu Hirata <kazu@hxi.com>
942 * config/pa/milli64.S: Fix comment formatting.
943 * config/pa/pa-64.h: Likewise.
944 * config/pa/pa-linux.h: Likewise.
945 * config/pa/pa-protos.h: Likewise.
946 * config/pa/pa.c: Likewise.
947 * config/pa/pa.h: Likewise.
948 * config/pa/pa32-linux.h: Likewise.
949 * config/pa/pa32-regs.h: Likewise.
950 * config/pa/pa64-hpux.h: Likewise.
951 * config/pa/pa64-regs.h: Likewise.
952 * config/pa/som.h: Likewise.
954 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
956 * doc/gcc.texi: Move several chapters out to ...
957 * doc/bugreport.texi, doc/contribute.texi, doc/frontends.texi,
958 doc/service.texi, doc/standards.texi, doc/trouble.texi,
959 doc/vms.texi: ... here. New files.
960 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
962 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
964 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
965 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
966 collect2.c, combine.c, config.in, configure, configure.in,
967 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
968 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
969 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
972 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
974 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
975 Adjust operand number in CONST_DOUBLE.
977 * expmed.c (extract_bit_field): No longer pass in alignment.
978 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
979 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
981 * expr.c (store_constructor, store_constructor_field): Likewise.
982 (store_field, emit_group_load, emit_group_store): Likewise.
983 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
984 (store_bit_field, extract_bit_field): Likewise.
985 * calls.c, expr.c, function.c: Change calls to above functions.
986 * ifcvt.c, stmt.c: Likewise.
988 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
989 constant and one is on frame.
990 If know memref offset, adjust size from decl.
992 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
994 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
995 format specifier warning.
996 * convex.h (ASM_OUTPUT_BYTE): Likewise.
997 * elfos.h (ALIGN_ASM_OP): Undef before defining.
998 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
1000 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1001 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1002 * i386-interix.h (gen_stdcall_suffix): Prototype.
1003 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1004 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1005 ASM_OUTPUT_LONG_DOUBLE): Likewise.
1006 * i386/interix.c (gen_stdcall_suffix): Const-ify.
1007 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
1008 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
1010 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1011 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1012 ASM_OUTPUT_LONG_DOUBLE): Likewise.
1013 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1014 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1015 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1016 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1017 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
1018 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
1019 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1020 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
1022 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
1024 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
1025 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
1026 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
1028 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
1030 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
1032 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
1033 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1034 * m68k/news.h (PRINT_OPERAND): Likewise.
1035 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
1036 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
1037 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1038 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
1040 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
1041 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
1042 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
1043 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1044 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
1045 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
1046 PRINT_OPERAND): Likewise.
1047 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
1049 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
1050 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
1051 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
1052 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1053 * mips.c (mips_output_external_libcall): Mark parameter with
1055 (mips_asm_file_start): Move variable into the scope where it's
1057 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
1058 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1059 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
1060 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1061 * ns32k.c (print_operand): Likewise.
1062 * pa.c (print_operand, output_div_insn): Likewise.
1063 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
1064 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
1065 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
1066 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
1068 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1069 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1070 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
1071 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
1073 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1075 * sdbout.c (sdbout_end_epilogue): Mark parameter with
1077 * varasm.c (assemble_global): Likewise.
1079 2001-11-11 H.J. Lu <hjl@gnu.org>
1081 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
1083 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
1085 * final.c (*_MAX_SKIP): Use *_max_skip variables.
1086 * flags.h (align_loops_max_skip, align_jumps_max_skip,
1087 align_labels_max_skip): New global variables.
1088 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
1089 align_labels_max_skip): New global variables.
1090 (toplev_main): Set new variables.
1091 * i386.c (override_options): Set max_skip values.
1093 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
1095 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
1096 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
1097 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
1098 don't print an @fptr for labels either.
1099 (xstormy16_output_addr_vec): Don't print @fptr here.
1100 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
1102 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
1104 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
1105 an ANSI/ISO definitino.
1106 (ssa_const_prop): Likewise.
1108 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
1110 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
1113 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
1116 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
1117 * cppmain.c (general_init): Call hex_init.
1118 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
1120 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
1122 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
1123 of dgux.c:output_file_start().
1125 * i386/dgux.c: Delete file.
1127 2001-11-09 Richard Henderson <rth@redhat.com>
1129 * config/alpha/alpha.c (decl_in_text_section): New.
1130 (current_file_function_operand): Use it.
1131 (alpha_encode_section_info, alpha_end_function): Likewise.
1133 2001-11-07 David O'Brien <obrien@FreeBSD.org>
1135 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
1136 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
1137 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
1138 so OS specific files and use CPP_PREDEFINES for their needs.
1139 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
1140 target headers to tm_file.
1141 * config/ia64/aix.h (TARGET_VERSION): Likewise.
1142 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
1143 * config/ia64/linux.h (TARGET_VERSION): Likewise.
1144 (FUNCTION_PROFILER): Remove.
1145 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
1146 version in config/ia64/linux.h.
1147 * config/ia64/freebsd.h: New file.
1148 * config/freebsd.h: Tidy up.
1149 (_USING_CONFIG_FREEBSD): Define.
1150 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
1151 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
1152 (FBSD_STARTFILE_SPEC): Likewise.
1153 (FBSD_ENDFILE_SPEC): Likewise.
1154 (FBSD_LIB_SPEC): Likewise.
1155 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
1156 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
1157 set an ELF-improper one.
1159 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1161 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
1162 constant can be loaded in a single instruction to a register. When
1163 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
1164 depdi for insertion of most significant 32-bits on 64-bit hosts.
1165 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
1166 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
1167 * pa.md: New addmove pattern for adding constant_int to HImode
1168 register and moving result to HImode register. Remove HImode HIGH
1169 and LO_SUM patterns.
1171 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1173 * Makefile.in: Update.
1174 * c-decl.c (print_lang_decl, print_lang_type): Remove.
1175 (print_lang_identifier): Rename c_print_identifier.
1176 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1177 (print_lang_statistics, lang_print_xnode): Remove.
1178 * c-parse.in (set_yydebug): Rename c_set_yydebug.
1179 * c-tree.h (c_set_yydebug, c_print_identifier): New.
1180 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
1181 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
1182 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
1183 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1184 (LANG_HOOKS_INITIALIZER): Update.
1185 * langhooks.h (struct lang_hooks): New members.
1186 (lang_print_tree_hook): New.
1187 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
1188 * print-tree.c: Include langhooks.h.
1189 (print_node): Update.
1190 * toplev.c (decode_d_option): Update.
1191 * tree.c: Include langhooks.h.
1192 (dump_tree_statistics): Update.
1193 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
1194 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
1196 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
1197 LANG_HOOKS_SET_YYDEBUG): Override.
1198 (lang_print_xnode, print_lang_statistics): Remove.
1200 2001-11-09 Richard Henderson <rth@redhat.com>
1202 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
1203 on the symbol string.
1205 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1207 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
1208 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
1209 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
1211 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
1213 * tlink.c (recompile_files): Copy strings passed to `putenv'.
1215 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
1217 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
1218 (TYPE_READONLY): Likewise.
1220 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
1222 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
1223 don't pass --gdwarf2 to the assembler if the compiler will also
1226 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
1229 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1231 * alias.c (nonoverlapping_memrefs_p): New function.
1232 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
1234 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
1236 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
1238 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
1239 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
1240 generating altivec code.
1241 (FIXED_REGISTERS): VRSAVE is fixed.
1242 (CALL_USED_REGISTERS): VRSAVE is call used.
1244 2001-11-09 Jason Eckhardt <jle@rice.edu>
1246 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
1247 code the branch target as ".+16/.+12", but rather use labels.
1249 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
1251 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
1252 to work around limitations of certain versions of GAS.
1254 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
1255 (muldi3): Update due to SUBREG_BYTE changes.
1256 (casesi): Similarly.
1258 2001-11-09 Zack Weinberg <zack@codesourcery.com>
1260 * doc/invoke.texi: Remove comment referring to -xf77-version.
1262 2001-11-09 Kazu Hirata <kazu@hxi.com>
1264 * config/convex/convex.c: Fix comment formatting.
1265 * config/convex/convex.h: Likewise.
1267 2001-11-08 Zack Weinberg <zack@codesourcery.com>
1269 * Makefile.in (.po.pox): Look both in srcdir and builddir
1271 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
1272 to the source directory.
1274 2001-11-09 Ben Elliston <bje@redhat.com>
1275 Michael Meissner <meissner@redhat.com>
1276 Andrew MacLeod <amacleod@redhat.com>
1277 Richard Henderson <rth@redhat.com>
1278 Nick Clifton <nickc@redhat.com>
1279 Catherine Moore <clm@redhat.com>
1281 * m32r.c: Add support for m32rx processor.
1285 * m32r-protos.h: Add prototypes for m32rx functions.
1286 * doc/invoke.texi: Document -m32rx option.
1288 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1290 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
1293 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1295 * doc/install.texi2html: Use $MAKEINFO --no-split.
1297 2001-11-09 Andreas Schwab <schwab@suse.de>
1299 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
1300 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
1301 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
1302 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
1303 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
1305 2001-11-09 H.J. Lu <hjl@gnu.org>
1307 * config/mips/mips.c (mips_output_function_prologues): Cast
1308 `tsize' to long for output.
1310 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1312 * c-lang.c (LANG_HOOKS_NAME): New.
1313 (lang_hooks): Constify.
1314 (c_init_options): Update.
1315 (lang_identify): Remove.
1316 * c-parse.in (language_string): Remove.
1317 * dbxout.c: Include langhooks.h.
1318 (dbxout_symbol_location): Update.
1319 * dwarf2out.c: Include langhooks.h.
1320 (gen_compile_unit_die): Update.
1321 * dwarfout.c: Include langhooks.h.
1322 (prototyped_attribute, output_compile_unit_die): Update.
1323 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
1324 (LANG_HOOKS_INITIALIZER): Update.
1325 * langhooks.h (struct lang_hooks): New members. Constify.
1326 * stringpool.c: Don't include toplev.h.
1327 (set_identifier_size): Remove.
1328 * toplev.c (toplev_main): Initialize identifier size.
1329 (print_version): Update.
1330 * tree.h (language_string, init_lex, lang_identify,
1331 set_identifier_size): Remove.
1332 * Makefile.in: Update dependencies.
1333 * config/darwin.c: Include langhooks.h.
1334 (func_name_maybe_scoped): Update.
1335 * config/darwin.h (ASM_END_FILE): Update.
1336 * config/nextstep.h (ASM_END_FILE): Update.
1337 * config/nextstep21.h (ASM_END_FILE): Update.
1338 * config/i386/sun386.h (ASM_END_FILE): Update.
1339 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
1340 (rs6000_output_function_epilogue): Update.
1342 * objc-act.c (LANG_HOOKS_NAME): Override.
1343 (struct lang_hooks): Constify.
1344 (objc_init_options): Update.
1345 (lang_identify): Remove.
1347 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
1349 * fold-const.c (lshift_double): Honor PREC.
1350 (rshift_double): Likewise.
1352 2001-11-08 Kazu Hirata <kazu@hxi.com>
1354 * config/1750a/1750a.c: Fix comment formatting.
1355 * config/1750a/1750a.h: Likewise.
1357 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
1359 * configure.in (--enable-languages): Be more permissive about
1360 syntax. Check for empty lists better. Warn about $LANGUAGES.
1361 * configure: Regenerated.
1363 2001-11-08 Richard Henderson <rth@redhat.com>
1365 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
1367 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
1369 * config.gcc: Rename stormy16 to xstormy16.
1370 * config/stormy16/stormy-abi: Likewise.
1371 * config/stormy16/stormy16-protos.h: Likewise.
1372 * config/stormy16/stormy16.c: Likewise.
1373 * config/stormy16/stormy16.h: Likewise.
1374 * config/stormy16/stormy16.md: Likewise.
1376 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
1378 * tree.h (TYPE_VOLATILE): Add enable-checking code.
1379 (TYPE_READONLY): Likewise.
1381 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1383 * reload1.c (reload): Don't delete equiv insn if can throw.
1385 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
1386 (clear_storage): Likewise, for OBJECT.
1388 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
1390 * pa.c (emit_move_sequence): Fix SUBREG expression to
1391 use proper byte offset when extending a constant from
1394 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1396 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
1399 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1401 * explow.c (convert_memory_address, case SUBREG): Only return
1402 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
1404 2001-11-08 Richard Henderson <rth@redhat.com>
1406 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
1407 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
1408 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
1410 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
1412 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
1414 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1416 * dwarf2out.c (debug_str_hash): New.
1417 (struct indirect_string_node): New.
1418 (struct dw_val_struct): Change type of val_str to it.
1419 (DEBUG_STR_SECTION_FLAGS): Define.
1420 (add_AT_string): Push string into hashtable, increment reference
1422 (AT_string): Return string from ht_identifier.
1423 (AT_string_form): New.
1424 (free_AT): For dw_val_class_str, just decrement reference counter.
1425 (size_of_string): Remove.
1426 (size_of_die): Use AT_string_form to decide what size the string
1428 (size_of_pubnames): Use strlen instead of size_of_string.
1429 (value_format): Use AT_string_form for dw_val_class_str.
1430 (output_die): Output DW_FORM_strp strings using
1431 dw2_asm_output_offset.
1432 (indirect_string_alloc, output_indirect_string): New.
1433 (dwarf2out_finish): Emit .debug_str strings if there are any.
1435 2001-11-08 Andreas Franck <afranck@gmx.de>
1437 * configure.in: Add AC_ARG_PROGRAM to support program name
1438 transformation with --program-prefix, --program-suffix and
1439 --program-transform-name.
1440 * configure: Regenerated.
1441 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
1442 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
1443 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
1444 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
1445 program_transform_name the way suggested by autoconf.
1446 (GCC_TARGET_INSTALL_NAME): Define.
1447 (install-driver): Use the transformed target alias name.
1449 2001-11-08 Richard Henderson <rth@redhat.com>
1451 * config/mips/mips.c (save_restore_insns): Remove GP from the
1452 restore registers mask early instead of special casing it inside
1455 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
1457 * cp/decl.c (shadow_warning): New function.
1458 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
1459 and an error when a block scope decl shadows a parameter.
1461 2001-11-08 Richard Henderson <rth@redhat.com>
1463 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
1466 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1468 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
1469 to implement floating negation on processors prior to PA 2.0.
1471 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1473 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
1474 (USE_LINKONCE_INDIRECT): Define.
1475 (dw2_output_indirect_constant_1): Try to output indirect constants
1476 into linkonce sections if possible.
1477 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
1478 (dw2_output_indirect_constants): Likewise.
1480 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1482 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
1484 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
1486 * c-decl.c (pushdecl): Remove file and line.
1487 * c-typeck.c (pop_init_level): Remove size.
1489 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1491 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
1494 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
1495 (TARGET_ALTIVEC): New.
1496 (TARGET_SWITCHES): Add altivec.
1497 (FIRST_PSEUDO_REGISTER): Change to 109.
1498 (CALL_USED_REGISTERS): Same.
1499 (FIRST_ALTIVEC_REGNO): New.
1500 (LAST_ALTIVEC_REGNO): New.
1501 (ALTIVEC_REGNO_P): New.
1502 (UNITS_PER_ALTIVEC_WORD): New.
1503 (ALTIVEC_VECTOR_MODE): New.
1504 (FIXED_REGISTERS): Add altivec registers.
1505 (REG_ALLOC_ORDER): Same.
1506 (HARD_REGNO_NREGS): Adjust for altivec registers.
1507 (HARD_REGNO_MODE_OK): Same.
1508 (MODES_TIEABLE_P): Same.
1509 (REGISTER_MOVE_COST): Same.
1510 (REGNO_REG_CLASS): Same.
1511 (reg_class): Add ALTIVEC_REGS.
1512 (REG_CLASS_NAMES): Same.
1513 (REG_CLASS_CONTENTS): Same.
1514 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
1515 (ALTIVEC_ARG_RETURN): New.
1516 (FUNCTION_VALUE): Handle VECTOR_TYPE.
1517 (LIBCALL_VALUE): Handle altivec vector modes.
1518 (VECTOR_MODE_SUPPORTED_P): New.
1519 (ALTIVEC_ARG_MIN_REG): New.
1520 (ALTIVEC_ARG_MAX_REG): New.
1521 (ALTIVEC_ARG_NUM_REG): New.
1522 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
1523 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
1524 (REGISTER_NAMES): Add altivec regs.
1525 (DEBUG_REGISTER_NAMES): Same.
1526 (ADDITIONAL_REGISTER_NAMES): Same.
1527 (rs6000_builtins): New.
1528 (MD_EXPAND_BUILTIN): New.
1529 (MD_INIT_BUILTINS): New.
1530 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
1531 for AltiVec instructions.
1532 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
1533 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
1535 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
1536 (TARGET_SWITCHES): Add no-altivec.
1537 (DATA_ALIGNMENT): Align vectors to 128 bits.
1538 (TARGET_OPTIONS): Add abi= option.
1539 Add rs6000_abi_string extern.
1540 (LOCAL_ALIGNMENT): New.
1541 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
1542 (MASK_ALTIVEC_ABI): New.
1543 (TARGET_ALTIVEC_ABI): New.
1544 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
1546 (STACK_BOUNDARY): Adjust for altivec.
1547 (BIGGEST_ALIGNMENT): Same.
1548 (rs6000_args): Add vregno.
1549 (USE_ALTIVEC_FOR_ARG_P): New.
1550 (FIXED_REGISTERS): Add vrsave register.
1551 (CALL_USED_REGISTERS): Same.
1552 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
1553 (VRSAVE_REGNO): New.
1554 (reg_class): Add VRSAVE_REGS.
1555 (REG_CLASS_NAMES): Same.
1556 (REG_CLASS_CONTENTS): Same.
1557 (REGNO_REG_CLASS): Same.
1559 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
1560 (ABI_STACK_BOUNDARY): Same.
1561 (BIGGEST_ALIGNMENT): Same.
1562 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
1563 (ROUND_TYPE_ALIGN): Same.
1565 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1568 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1571 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1574 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
1575 (altivec_expand_builtin): New.
1576 (altivec_init_builtins): New.
1577 (TARGET_EXPAND_BUILTIN): New.
1578 (TARGET_INIT_BUILTINS): New.
1579 (rs6000_init_builtins): New.
1580 (struct builtin_description): New.
1582 (rs6000_reg_names): Add altivec registers.
1583 (alt_reg_names): Same.
1584 (secondary_reload_class): Altivec regs can hold altivec regs and
1586 (rs6000_emit_move): Force constants into memory for AltiVec moves.
1587 (print_operand): Add 'y' case for printing altivec memory
1589 (rs6000_legitimize_address): Legitimize vector addresses into
1591 (altivec_expand_binop_builtin): New.
1592 New string rs6000_current_abi.
1593 (rs6000_override_options): Call rs6000_parse_abi_options.
1594 (rs6000_parse_abi_options): New.
1595 (function_arg_boundary): Vector arguments must be 16
1597 (function_arg_advance): Handle vector arguments.
1598 (function_arg_partial_nregs): Same.
1599 (init_cumulative_args): Same.
1600 (function_arg): Same.
1602 * config/rs6000/rs6000.md (altivec_lvx): New.
1603 (type): Add altivec attribute.
1605 (*movv4si_internal): New.
1607 (*movv16qi_internal): New.
1609 (*movv8hi_internal1): New.
1611 (*movv4sf_internal1): New.
1612 (altivec_stvx): New.
1728 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
1730 * Makefile.in (df.o): Add fibheap.h to dependencies.
1732 * df.h: Add prototypes for transfer functions, iterative_dataflow
1734 (enum df_flow_dir): New enum.
1735 (enum df_confluence_op): New enum.
1736 (struct df): Add inverse_rts_map.
1738 * df.c: Add sbitmap.h to the list of includes.
1739 (df_rd_global_compute): Removed.
1740 (df_ru_global_compute): Removed.
1741 (df_lr_global_compute): Removed.
1742 (df_rd_transfer_function): New function.
1743 (df_ru_transfer_function): New function.
1744 (df_lr_transfer_function): New function.
1745 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
1746 Use iterative_dataflow_bitmap instead of df_*_global_compute.
1747 (iterative_dataflow_sbitmap): New function.
1748 (iterative_dataflow_bitmap): New function.
1750 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1752 * doc/gcc.texi: Move terminology and spelling conventions to
1753 htdocs/codingconventions.html.
1755 2001-11-07 Graham Stott <grahams@redhat.com>
1757 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
1759 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
1761 * expmed.c (expand_mult): Force operand to register before computing
1763 * i386.c (x86_decompose_lea): New global vairable.
1764 * i386.h (x86_decompose_lea): Declare.
1765 (TARGET_DECOMPOSE_LEA): New macro.
1766 (RTX_COST): Handle leas properly.
1768 2001-11-06 Richard Henderson <rth@redhat.com>
1770 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
1771 defined for a CONSTRUCTOR; don't check it.
1773 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
1775 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
1776 test for absolute pathnames.
1778 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
1780 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
1781 instructions up to the target pc inclusive.
1783 2001-11-06 Steve Christiansen <smc@us.ibm.com>
1785 * loop.c (loop_regs_scan): Don't invalidate PIC register.
1787 2001-11-06 Eric Christopher <echristo@redhat.com>
1789 * config/mips/mips.md(movdf_internal2): Add constraints for float
1790 to general register move.
1791 * config/mips/elf64.h: Add default ABI.
1793 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1795 * alias.c:: Include langhooks.h.
1796 * emit-rtl.c: Similarly.
1797 * toplev.c: Similarly.
1798 * tree-inline.c: Similarly.
1799 * langhooks-def.h: New, the old langhooks.h. Give the default
1800 hooks a common prefix.
1801 * langhooks.h: Contents extracted from toplev.h.
1802 * toplev.h: Move langhook stuff to langhooks.h.
1803 * langhooks.c: Give default hooks a common prefix.
1805 * c-lang.c: Include langhooks-def.h.
1806 * objc/objc-act.c: Similarly.
1807 * Makefile.in: Update.
1808 * objc/Make-lang.in: Update.
1810 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1812 * doc/install.texi: Document that configure options not listed in
1813 this file are unsupported. Document --with-system-zlib.
1815 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1817 * rtl.h (mem_for_const_double): New declaration.
1818 * varasm.c (mem_for_const_double): New function.
1819 * config/convex/convex.md (movdf): Use it.
1820 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
1821 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
1822 * config/m68k/m68kv4.h: Likewise.
1824 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
1825 of new GP reg classes.
1827 * expr.c (store_field): When making temp object for unaligned
1828 component, set it to alias set 0.
1830 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1832 * c-common.c (c_expand_expr_stmt): Apply default conversions to
1833 non-lvalue arrays if C99.
1834 * c-typeck.c (default_conversion): Split out code handling
1835 array-to-pointer and function-to-pointer conversions into a
1836 separate default_function_array_conversion function.
1837 (default_function_array_conversion): New function. Keep track of
1838 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
1839 arrays unchanged outside C99 mode instead of giving an error for
1841 (build_component_ref): Use pedantic_non_lvalue when handling
1842 COMPOUND_EXPR. Don't handle COND_EXPR specially.
1843 (convert_arguments): Use default_function_array_conversion.
1844 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
1846 (unary_complex_lvalue): Likewise.
1847 (internal_build_compound_expr): Use
1848 default_function_array_conversion. Apply default conversions to
1849 function in compound expression.
1850 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
1851 Use default_function_array_conversion.
1852 * doc/extend.texi: Update documentation of subscripting non-lvalue
1856 2001-11-05 Zack Weinberg <zack@codesourcery.com>
1858 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
1859 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
1860 corresponding to the complete set of .po and .gmo files in
1861 the source directory's po subdir, modified by LINGUAS. Don't
1862 look at ALL_LINGUAS.
1863 * configure.in: Don't set ALL_LINGUAS.
1864 * configure: Regenerate.
1866 * Makefile.in (.po.gmo): Don't move into source directory.
1867 (.po.pox): Clarify comments.
1868 (install-po): Look for .gmo files in both srcdir and objdir;
1869 don't fail if a file is totally missing.
1870 (distclean): rmdir ada subdirectory too.
1872 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1874 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1875 CONSTRUCTORs _correctly_.
1877 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1879 * c-decl.c (delete_block): Remove.
1880 * c-tree.h (delete_block): Remove.
1882 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1884 * cppexp.c (lex, parse_defined): Update warning about defined.
1886 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1888 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1891 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
1893 * config/arm/arm.c (arm_return_in_memory): Cope with
1894 int_size_in_bytes returning -1.
1896 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
1899 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
1901 * Makefile.in (bb-reoder.o): Add dependency on cfglayout.h;
1902 remove unneeded dependencies;
1904 * cfglayout.c, cfglayout.h: New files; break out from ...
1905 * bb-reorder.c: ... here; Remove unneeded includes;
1907 2001-11-04 Alan Modra <amodra@bigpond.net.au>
1909 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
1911 2001-11-04 David Edelsohn <edelsohn@gnu.org>
1913 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
1914 mode as well. Do not explicitly create intermediate regs.
1916 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1918 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
1919 (common_section): Delete unused variable.
1920 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
1921 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1922 * arm-protos.h (arm_poke_function_name, aof_add_import,
1923 aof_delete_import): Const-ify.
1924 * arm.c (legitimize_pic_address): Wrap variables in the macro
1925 controlling their usage.
1926 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
1927 (arm_poke_function_name, pic_chain, import, aof_add_import,
1928 aof_delete_import): Const-ify.
1929 * i386.c (ix86_osf_output_function_prologue): Const-ify.
1930 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1931 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
1932 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
1933 * i860/sysv3.h: Add missing comment closure.
1934 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
1935 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
1936 to symbolic_operand.
1938 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
1939 (i960-*-*): Set tmake_file.
1940 (sparc86x-*-elf*): Fix typo in header name.
1942 * sched-rgn.c (schedule_insns): Delete unused variable.
1944 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1947 * c-typeck.c (lookup_field): Rework to return a chain down to
1948 the looked-up field.
1949 (build_component_ref): Use the new lookup_field to handle
1950 nested anonymous entities correctly.
1952 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1954 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
1955 Change parameters to gen_rtx_CONST_DOUBLE.
1956 (GEN_INT64, sparc_emit_set_const64): Likewise.
1957 * config/sparc/sparc.md (movdf split): Likewise.
1959 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
1961 * unroll.c (calculate_giv_inc): Use find_last_value rather
1962 than just hoping the last instruction is the right SET.
1963 [Fixes 990604-1.c on stormy16.]
1965 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
1966 library at all if -T is used.
1968 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
1969 some uses of uninitialized variables in error cases.
1971 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
1972 look at 'temp' if we won't be using it.
1974 * config/stormy16/stormy16.h (CONST_COSTS): Define.
1975 (RTX_COSTS): Define.
1976 (ADDRESS_COST): Define.
1977 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
1979 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
1981 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
1982 stormy16_asm_output_mi_thunk.
1983 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
1985 * config/stormy16/stormy16-protos.h
1986 (stormy16_asm_output_mi_thunk): New prototype.
1988 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1990 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
1991 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
1992 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
1993 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
1994 sched-int.h, toplev.c, config/alpha/alpha.c,
1995 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
1996 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
1997 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
1998 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
1999 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
2000 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
2001 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
2003 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2005 * Makefile.in (dbxout.o): Depend on function.h.
2006 * collect2.c (is_in_list): Hide unused function.
2007 * dbxout.c: Include function.h.
2008 (source_label_number, dbxout_source_line, dbxout_source_file,
2009 dbxout_function_end, dbxout_begin_function): Wrap/move inside
2010 macros controlling usage.
2011 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
2012 * output.h (exports_section): Prototype.
2014 * convex.c (convex_output_function_prologue): Fix format specifier
2016 (asm_declare_function_name): Fix signed/unsigned warning.
2017 (print_operand): Fix format specifier warning.
2018 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
2019 * dsp16xx-protos.h (uns_comparison_operator,
2020 num_1600_core_shifts): Prototype.
2021 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
2022 (frame_size, frame_pointer_offset): Delete.
2023 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
2024 Make static. Fix format specifier warnings.
2025 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
2026 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
2027 * dsp16xx.md: Add default case in switches.
2028 * fr30.h (IN_RANGE): Delete.
2029 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2030 * mcore-protos.h (mcore_output_cmov): Const-ify.
2031 * mcore.c (mcore_output_cmov): Likewise.
2032 * mcore.h (switch_to_section): Make static and prototype.
2033 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
2034 unsigned>=0 warnings.
2035 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
2036 * rs6000-protos.h (read_only_data_section,
2037 read_only_private_data_section): Prototype.
2038 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2039 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
2040 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
2042 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2044 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
2046 * final.c (final_scan_insn): Add brackets around body of if-stmt.
2047 * gcc.c (convert_filename): Add static prototype. Const-ify.
2048 Wrap variable in macros controlling its use.
2049 * output.h (sdata_section): Add prototype.
2051 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2052 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
2053 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
2054 (ASM_FILE_START): Const-ify.
2055 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
2057 * c4x.md: Don't use the 'U' integer suffix.
2058 * clipper.md (clipper_movstr): Delete declaration.
2059 * d30v-protos.h (d30v_move_2words): Const-ify.
2060 (debug_stack_info): Add prototype.
2061 * d30v.c: Include "integrate.h".
2062 (d30v_function_arg_boundary, d30v_function_arg,
2063 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
2064 signed/unsigned warnings.
2065 (d30v_print_operand_memory_reference, d30v_move_2words):
2067 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
2068 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
2069 * fr30.md: Const-ify.
2070 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2071 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
2072 (mvs_get_label_page): Hide unused static function.
2073 * i860.c (current_function_original_name): Const-ify.
2074 * i860/sysv3.h (current_function_original_name): Likewise.
2075 * i860/sysv4.h (current_function_original_name): Likewise.
2076 * i960.md: Add default case in switches. Remove unused variable.
2077 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
2078 * m32r.md: Const-ify.
2079 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
2080 * m68hc11.c: Include "reload.h".
2081 (static_chain_reg, print_options, m68hc11_asm_file_start):
2083 * m68hc11.md: Delete unused variable. Const-ify. Add parens
2084 around & in comparison.
2085 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2086 * mn10200.c (shift_mode): Remove trailing comma.
2087 * mn10300-protos.h (output_tst): Const-ify.
2088 * mn10300.c (output_tst): Likewise.
2089 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
2091 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
2092 * pa.c (output_ascii): Likewise.
2093 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2094 * pdp11.md (expand_unop): Delete declarations.
2095 * pj-protos.h (pj_output_addsi3): Const-ify.
2096 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
2097 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
2098 unique_src_operand): Add prototypes.
2099 (pj_output_store_into_lval): Make definition static.
2100 (pj_function_incoming_arg): Don't use unary plus.
2101 (pj_output_addsi3): Const-ify.
2102 * romp.md (get_symref): Delete declarations.
2103 * v850-c.c (mark_current_function_as_interrupt): Don't return
2104 value from void function.
2105 * v850.c: Include "integrate.h".
2106 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
2107 * vax-protos.h (const_section): Add prototype.
2109 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
2111 * machmode.def: Add documentation for the seventh argument in
2114 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
2116 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
2118 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
2119 <-melf>: Don't have markup for ELF acronym.
2121 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
2123 * config.gcc (mmix-*-*): New target.
2124 * doc/invoke.texi: Document MMIX options.
2125 * doc/contrib.texi: Add note about MMIX port to my entry.
2126 * config/mmix/t-mmix: New file.
2127 * config/mmix/mmix.h: New file.
2128 * config/mmix/mmix-protos.h: New file.
2129 * config/mmix/mmix.c: New file.
2130 * config/mmix/mmix.md: New file.
2131 * config/mmix/crti.asm: New file.
2132 * config/mmix/crtn.asm: New file.
2134 2001-11-03 Kazu Hirata <kazu@hxi.com>
2136 * config/sparc/linux-aout.h: Fix comment formatting.
2137 * config/sparc/linux.h: Likewise.
2138 * config/sparc/linux64.h: Likewise.
2139 * config/sparc/lynx.h: Likewise.
2140 * config/sparc/pbd.h: Likewise.
2141 * config/sparc/sol2-sld-64.h: Likewise.
2142 * config/sparc/sol2.h: Likewise.
2143 * config/sparc/sparc.c: Likewise.
2144 * config/sparc/sparc.h: Likewise.
2145 * config/sparc/sparc.md: Likewise.
2146 * config/sparc/sunos4.h: Likewise.
2147 * config/sparc/vxsim.h: Likewise.
2148 * config/sparc/vxsparc.h: Likewise.
2149 * config/sparc/vxsparc64.h: Likewise.
2151 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2153 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
2154 reference to CONST_DOUBLE_MEM in comment.
2155 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
2156 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
2157 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
2158 * function.c (pop_function_context_from): Don't call
2159 restore_varasm_status.
2160 * function.h (restore_varasm_status): Delete declaration.
2161 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
2163 * rtl.def (CONST_DOUBLE): Update comment.
2164 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
2165 (CONST_DOUBLE_CHAIN): Likewise.
2166 (CONST_DOUBLE_MEM): Delete.
2167 (gen_rtx_CONST_DOUBLE): Update parameters.
2168 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
2169 Remove reference to CONST_DOUBLE_MEM.
2170 (const_alias_set): New variable.
2171 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
2172 (immed_real_const_1): Adjust tests for 0, 1, and 2.
2173 Don't set CONST_DOUBLE_MEM.
2174 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
2175 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
2176 Put constant in const_alias_set.
2177 (struct pool_constant): ALIGN now unsigned.
2178 OFFSET now HOST_WIDE_INT.
2180 (restore_varasm_status): Deleted.
2181 (mark_pool_constant): Mark desc->rtl.
2182 (force_const_mem): Rework to store rtl in hash table,
2183 not CONST_DOUBLE_MEM.
2184 Put constant in const_alias_set.
2185 (find_pool_constant): Check desc->rtl.
2186 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
2187 (init_varasm_once): Initialize const_alias_set.
2189 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
2192 * reload.c (combine_reloads): Don't combine an output reload if there
2193 are other reloads around for part of the output.
2195 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
2196 constant expression.
2197 (set_mem_decl): New function.
2198 * expr.h (set_mem_decl): New declaration.
2199 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
2200 (output_asm_operand_names): Add tab.
2201 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
2203 * builtins.c (get_memory_rtx): Properly set MEM alias set and
2206 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2208 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
2209 Use "invalid" instead of "illegal". Use @r in comments in
2212 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
2214 * c-decl.c (pushdecl): Move block inside if conditional to remove
2215 possibility of a segfault. Lookup block-level extern
2216 variables in enclosing scopes correctly.
2218 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
2220 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2222 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
2223 SUBREG so we avoid SUBREGing memory.
2225 * expmed.c (store_bit_field): Same.
2227 2001-11-02 DJ Delorie <dj@redhat.com>
2229 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
2230 using FP registers for DImode mem-mem moves is acceptable.
2232 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2234 * builtins.c (apply_args_size): Handle vector arguments.
2235 (apply_result_size): Same.
2237 * machmode.def: Set WIDER mode field for all vector entries.
2239 2001-11-02 Graham Stott <grahams@redhat.com>
2241 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
2243 2001-11-01 Eric Christopher <echristo@redhat.com>
2245 * config.gcc: Revert part of earlier patch.
2246 * config/mips/linux.h: Ditto.
2247 * df.c: Include tm_p.h to avoid warnings.
2248 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
2250 * config/mips/mips.c: Define mips_abi regardless.
2251 (mips_output_function_prologues): Add long casts for .frame
2253 (override_options): Allow use of ABI_32.
2255 2001-11-01 Kazu Hirata <kazu@hxi.com>
2257 * config/m68hc11/m68hc11.c: Fix comment formatting.
2258 * config/m68hc11/m68hc11.h: Likewise.
2259 * config/m68hc11/m68hc11.md: Likewise.
2261 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
2263 * c-typeck.c (default_conversion): Retain the original expression
2265 * gcc.dg/Wparentheses.c: New tests.
2267 2001-11-01 David S. Miller <davem@redhat.com>
2269 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
2270 64-bit Sparc description more in line with reality.
2272 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
2274 * Makefile.in (GCOV_OBJS): Add version.o.
2275 * gcov.c: Include "version.h" and <getopt.h>.
2276 (gcov_version_string): Remove.
2277 (print_usage): Take a parameter to determine whether this is a
2278 call from --help or an error message. Give fuller output that
2279 follows the GNU Coding Standards for --help.
2280 (print_version): New function.
2282 (process_args): Use getopt_long. Support long options. Follow
2283 GNU Coding Standards for --help and --version.
2284 * doc/gcov.texi: Document long options.
2285 Addresses part of PR other/704.
2287 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2289 * pa.c (output_move_double): Fix typo in double load.
2291 2001-11-01 Kazu Hirata <kazu@hxi.com>
2293 * config/h8300/h8300.c (h8300_encode_label): Compute a string
2294 before passing it to ggc_alloc_string.
2296 2001-11-01 Kazu Hirata <kazu@hxi.com>
2298 * config/m68k/3b1.h: Fix comment formatting.
2299 * config/m68k/3b1g.h: Likewise.
2300 * config/m68k/a-ux.h: Likewise.
2301 * config/m68k/amix.h: Likewise.
2302 * config/m68k/apollo68.h: Likewise.
2303 * config/m68k/atari.h: Likewise.
2304 * config/m68k/aux-exit.c: Likewise.
2305 * config/m68k/ccur-GAS.h: Likewise.
2306 * config/m68k/crds.h: Likewise.
2307 * config/m68k/dpx2.h: Likewise.
2308 * config/m68k/dpx2g.h: Likewise.
2309 * config/m68k/hp310.h: Likewise.
2310 * config/m68k/hp320.h: Likewise.
2311 * config/m68k/isi.h: Likewise.
2312 * config/m68k/linux.h: Likewise.
2313 * config/m68k/lynx.h: Likewise.
2314 * config/m68k/m68k-psos.h: Likewise.
2315 * config/m68k/m68k.c: Likewise.
2316 * config/m68k/m68k.h: Likewise.
2317 * config/m68k/m68k.md: Likewise.
2318 * config/m68k/m68kelf.h: Likewise.
2319 * config/m68k/m68kv4.h: Likewise.
2320 * config/m68k/mot3300.h: Likewise.
2321 * config/m68k/news.h: Likewise.
2322 * config/m68k/next.h: Likewise.
2323 * config/m68k/pbb.h: Likewise.
2324 * config/m68k/plexus.h: Likewise.
2325 * config/m68k/sgs.h: Likewise.
2326 * config/m68k/sun3.h: Likewise.
2327 * config/m68k/tower.h: Likewise.
2328 * config/m68k/vxm68k.h: Likewise.
2330 2001-10-31 DJ Delorie <dj@redhat.com>
2332 * config/mips/mips.h (mips_cache_flush_func): Prototype.
2333 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
2334 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
2335 * config/mips/mips.c (mips_cache_flush_func): New.
2336 * doc/invoke.texi: Document the new options.
2338 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
2340 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
2341 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
2343 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
2345 * config/cris/cris.c: Include output.h after tree.h but before
2348 2001-10-31 Zack Weinberg <zack@codesourcery.com>
2350 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
2351 (INTL_SUBDIRS): Just intl.
2352 (.SUFFIXES): Add .gmo .po .pox.
2353 (native): Also depend on build-@POSUB@.
2354 (intl.all, intl.install): Depend on config.h and things it includes.
2355 (po-generated): New target; depend on c-parse.c and tradcif.c.
2356 (install-normal): Also depend on install-@POSUB@.
2357 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
2358 (build-, install-, build-po, update-po, install-po,
2359 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
2361 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
2362 * configure.in: Don't munge XGETTEXT. Don't generate
2364 * configure: Regenerate.
2366 * exgettext: Delete.
2367 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
2368 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
2370 2001-10-31 Kazu Hirata <kazu@hxi.com>
2372 * config/h8300/h8300.md (two anonymous patterns): New.
2374 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
2376 * tree.h (tree_index): Add support for V16QI and V8HI.
2377 (V8HI_type_node): New.
2378 (V16QI_type_node): New.
2380 * tree.c (build_common_tree_nodes_2): Same.
2382 * c-common.c (type_for_mode): Same.
2384 2001-10-31 Kazu Hirata <kazu@hxi.com>
2386 * config/i386/att.h: Fix comment formatting.
2387 * config/i386/beos-elf.h: Likewise.
2388 * config/i386/bsd.h: Likewise.
2389 * config/i386/bsd386.h: Likewise.
2390 * config/i386/crtdll.h: Likewise.
2391 * config/i386/cygwin.asm: Likewise.
2392 * config/i386/cygwin.h: Likewise.
2393 * config/i386/djgpp.h: Likewise.
2394 * config/i386/freebsd-aout.h: Likewise.
2395 * config/i386/freebsd.h: Likewise.
2396 * config/i386/gas.h: Likewise.
2397 * config/i386/i386-interix.h: Likewise.
2398 * config/i386/i386-protos.h: Likewise.
2399 * config/i386/i386.c: Likewise.
2400 * config/i386/i386.h: Likewise.
2401 * config/i386/i386.md: Likewise.
2402 * config/i386/i386elf.h: Likewise.
2403 * config/i386/interix.c: Likewise.
2404 * config/i386/isc.h: Likewise.
2405 * config/i386/isccoff.h: Likewise.
2406 * config/i386/iscdbx.h: Likewise.
2407 * config/i386/linux.h: Likewise.
2408 * config/i386/lynx.h: Likewise.
2409 * config/i386/mingw32.h: Likewise.
2410 * config/i386/netbsd-elf.h: Likewise.
2411 * config/i386/next.h: Likewise.
2412 * config/i386/osf1elf.h: Likewise.
2413 * config/i386/osfrose.h: Likewise.
2414 * config/i386/sco5.h: Likewise.
2415 * config/i386/seq-gas.h: Likewise.
2416 * config/i386/seq-sysv3.h: Likewise.
2417 * config/i386/sequent.h: Likewise.
2418 * config/i386/sol2.h: Likewise.
2419 * config/i386/sun386.h: Likewise.
2420 * config/i386/uwin.asm: Likewise.
2421 * config/i386/uwin.h: Likewise.
2422 * config/i386/vxi386.h: Likewise.
2423 * config/i386/win32.h: Likewise.
2424 * config/i386/winnt.c: Likewise.
2425 * config/i386/xm-cygwin.h: Likewise.
2426 * config/i386/xm-mingw32.h: Likewise.
2428 2001-10-31 Kazu Hirata <kazu@hxi.com>
2430 * builtins.def: Fix comment typos.
2431 * config/alpha.c: Likewise.
2432 * config/arm/arm.c: Likewise.
2433 * config/avr/avr.h: Likewise.
2434 * config/d30v/d30v.c: Likewise.
2435 * config/d30v/d30v.h: Likewise.
2436 * config/d30v/d30v.md: Likewise.
2437 * config/dsp16xx/dsp16xx.c: Likewise.
2438 * config/fr30/fr30.c: Likewise.
2439 * config/fr30/fr30.md: Likewise.
2440 * config/i386/i386.c: Likewise.
2441 * config/i860/i860.c: Likewise.
2442 * config/i960/i960.c: Likewise.
2443 * config/ia64/ia64.c: Likewise.
2444 * config/mips/mips.c: Likewise.
2445 * config/pa/pa.c: Likewise.
2446 * config/rs6000/rs6000.c: Likewise.
2447 * config/s390/s390.c: Likewise.
2448 * config/sparc/sparc.c: Likewise.
2450 2001-10-30 Kazu Hirata <kazu@hxi.com>
2452 * config/mips/elf.h: Fix comment formatting.
2453 * config/mips/elf64.h: Likewise.
2454 * config/mips/iris5.h: Likewise.
2455 * config/mips/iris5gas.h: Likewise.
2456 * config/mips/iris6.h: Likewise.
2457 * config/mips/isa3264.h: Likewise.
2458 * config/mips/linux.h: Likewise.
2459 * config/mips/mips.c: Likewise.
2460 * config/mips/mips.h: Likewise.
2461 * config/mips/mips.md: Likewise.
2462 * config/mips/mips16.S: Likewise.
2463 * config/mips/netbsd.h: Likewise.
2464 * config/mips/osfrose.h: Likewise.
2465 * config/mips/r3900.h: Likewise.
2466 * config/mips/sni-svr4.h: Likewise.
2467 * config/mips/svr4-t.h: Likewise.
2468 * config/mips/ultrix.h: Likewise.
2470 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
2472 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
2473 when we update head->current.
2475 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
2477 * tree.c (id_string_size): Remove.
2478 (dump_tree_statistics): Update.
2479 * toplev.c (compile_file): If dumping stats, dump tree stats too.
2481 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
2483 * sched-rgn.c (schedule_insns): Fix comment.
2485 2001-10-30 Zack Weinberg <zack@codesourcery.com>
2487 * configure.in: Correct previous change: don't assume that
2488 gas's version number _isn't_ the last thing on the line, or
2489 isn't the only number on the line, either.
2490 * configure: Regenerate.
2492 2001-10-30 Kazu Hirata <kazu@hxi.com>
2494 * cfgcleanup.c: Fix a comment typo.
2496 2001-10-30 Kazu Hirata <kazu@hxi.com>
2498 * alias.c: Fix comment formatting.
2499 * recog.c: Likewise.
2500 * config/cris/cris.c: Likewise.
2501 * config/cris/cris.h: Likewise.
2502 * config/i960/i960.c: Likewise.
2503 * config/i960/i960.h: Likewise.
2505 2001-10-30 Kazu Hirata <kazu@hxi.com>
2507 * config/arm/arm.c: Fix a comment typo.
2508 * config/arm/arm.h: Likewise.
2509 * config/ia64/ia64.c: Likewise.
2511 2001-10-30 Jakub Jelinek <jakub@redhat.com>
2513 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
2514 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
2515 * rtl.h (set_unique_reg_note): Change return value.
2516 * gcse.c (try_replace_reg): Use set_unique_reg_note.
2517 * cse.c (cse_insn): Likewise.
2518 * expr.c (emit_move_insn): Likewise.
2519 * explow.c (force_reg): Likewise.
2520 * local-alloc (update_equiv_regs): Likewise.
2521 * loop.c (move_moveables, load_mems): Likewise.
2522 * reload (find_reloads): Likewise.
2524 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
2527 * c-decl.c (parmlist_tags_warning, start_struct,
2528 check_for_loop_decls): Separate messages for struct, union and
2529 enum cases to allow for languages in which they have different
2531 * c-format.c (scanf_flag_specs): Separate short and long name of
2532 the assignment suppression feature.
2533 (check_format_types): Localize "pointer" and "different types"
2535 * c-lex.c (lex_number): Localize "an unsigned long int" and
2537 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
2539 * c-typeck.c (build_unary_up): Separate messages for increment and
2540 decrement cases to allow for languages in which they use different
2541 articles. Localize the strings "increment" and "decrement" in one
2544 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
2546 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
2547 when no changes has been made.
2549 * gcse.c (reg_set_bitmap): Turn into reg_set.
2550 (modify_mem_list_set, canon_modify_mem_list_set)
2551 (clear_modify_mem_tables, free_modify_mem_tables): New.
2552 (gcse_main); Use free_modify_mem_tables.
2553 (free_gcse_mem): Likewise; free the bitmaps.
2554 (alloc_gcse_main): Initialize the bitmaps.
2555 (canon_list_insert): Set canon_modify_mem_list_set.
2556 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
2557 (compute_hash_table): Use clear_modify_mem_tables.
2558 (reset_opr_set_tables): Likewise.
2559 (oprs_not_set_p): reg_set_bitmap is regset.
2560 (mark_set, mark_clobber): Likewise.
2562 * df.h (DF_EQUIV_NOTES): New constant.
2563 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
2566 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
2567 (init_regions, schedule_insns): Conditionalize the checking
2568 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
2570 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
2572 * i386.md (movti_rex64 splitter): Fix condition.
2574 2001-10-29 Zack Weinberg <zack@codesourcery.com>
2576 * configure.in: Do not assume that gas's version number is the
2577 last thing on the first line of as --version output.
2578 * configure: Regenerate.
2580 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
2581 MT_WARNING, MT_ERROR, MT_FATAL.
2582 (main): Call gcc_init_libintl.
2583 (v_message): Call gettext on msgid and "warning: "
2584 * tradcif.y: Include intl.h.
2585 (yyerror): Make parameter definition consistent with
2586 prototype. Call gettext on msgid argument.
2588 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2590 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
2593 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
2595 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2597 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
2598 before referencing it.
2600 2001-10-26 DJ Delorie <dj@redhat.com>
2602 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
2603 override -G, and force -G0.
2605 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2607 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
2608 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
2609 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
2610 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
2612 * loop.h (struct induction): Rename ext_dependant to
2614 * loop.c: Change all uses.
2615 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
2616 All callers changed.
2617 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
2619 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2621 * c-parse.in (expr_no_commas, primary), c-typeck.c
2622 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
2624 2001-10-29 David Edelsohn <edelsohn@gnu.org>
2626 Undo assemble_name change in earlier patch.
2628 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
2630 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
2631 determining the type of the receiver, do not check that TREE_CODE
2632 of receiver is CALL_EXPR before calling receiver_is_class_object().
2633 (receiver_is_class_object): For the GNU runtime: recognize
2634 the case that the receiver is self in a class method context.
2635 Check that TREE_CODE of receiver is CALL_EXPR when checking that
2636 the receiver is a call to objc_get_class.
2638 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2640 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
2642 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2644 * Makefile.in (OBJS): Put all files in alphabetical order.
2646 * dwarf2out.c (add_const_value_attribute): Fix error in last
2649 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
2651 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
2652 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
2654 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
2655 (life_analysis): call purge_all_dead_edges after deleting noops.
2656 (delete_noop_move): Do not purge CFG.
2657 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
2659 2001-10-28 David Edelsohn <edelsohn@gnu.org>
2661 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
2662 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
2663 (ASM_GLOBALIZE_LABEL): Use assemble_name.
2664 (ASM_OUTPUT_COMMON): Likewise.
2665 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
2666 (rs6000_output_function_epilogue): Likewise.
2667 (output_mi_thunk): Fix typo.
2668 (rs6000_output_symbol_ref): Use assemble_name.
2669 (output_toc): Likewise.
2670 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
2671 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
2672 assemble_name calls STRIP_NAME_ENCODING.
2673 (ASM_OUTPUT_LABEL): Use assemble_name.
2674 (ASM_GLOBALIZE_LABEL): Likewise.
2675 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2676 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
2677 (ASM_OUTPUT_LOCAL): Likewise.
2679 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2681 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
2682 (expand_builtin_apply, expand_builtin_return): Likewise.
2683 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
2685 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2687 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2688 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
2689 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
2690 configure, configure.in, except.c, except.h, flow.c, function.c,
2691 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
2692 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
2693 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
2694 unroll.c: Fix spelling errors.
2696 * doc/extend.texi, doc/invoke.texi: Fix spelling.
2698 * doc/gcc.texi: Document use of "dependent" and American spelling.
2700 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
2702 * expr.c (emit_group_load): Support CONCATs by storing them to memory
2705 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2707 * expr.c (store_constructor_field): Only call adjust_address on MEM.
2709 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
2711 * genrecog.c (write_switch): Output if before switch for
2712 DT_elt_zero_wide_safe.
2714 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2716 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
2717 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
2718 (FUNCTION_PROFILER): Const-ify.
2719 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
2720 (eliminate_constant_term, assemble_name, output_addr_const):
2721 Remove declarations.
2722 (ptr_half_pic_address_p, half_pic_hash): Prototype.
2723 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
2724 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
2725 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
2726 (half_pic_declare, half_pic_external): Const-ify.
2727 * toplev.c: Include "halfpic.h".
2729 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2731 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
2732 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
2733 config/i386/i386.c, config/i386/i386-interix.h,
2734 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
2735 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
2736 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
2737 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
2738 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
2739 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
2740 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
2743 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2744 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
2745 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
2746 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
2747 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
2748 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
2749 system.h, toplev.c: Fix spelling errors.
2751 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2753 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
2755 * dwarf2out.c (reg_number): Abort if pseudo.
2756 (reg_loc_descriptor): Return 0 if pseudo.
2757 (is_based_loc): Return 0 if pseudo.
2758 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
2760 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
2761 (loc_descriptor): Return 0 if can't find location and handle 0
2762 return from recursive calls.
2763 (loc_descriptor_from_tree): Likewise.
2764 Fix handling of indirect.
2765 Also return 0 for PLACEHOLDER_EXPR.
2766 Clean up COMPONENT_REF cases.
2767 (add_AT_location_descriptor): Simplify, but handle 0 return from
2769 (add_const_value_attribute): Avoid shift count warning.
2770 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
2771 Set comp_unit_die as context if not in function.
2773 * config/mips/mips-protos.h: Break up long lines.
2774 Remove needless #ifdef/#endif blocks.
2775 Don't declare functions declared in file made by genpreds or recog.h.
2776 * config/mips/mips.c (mips_output_function_prologue): TSIZE
2777 is now HOST_WIDE_INT; delete unneeded casts.
2778 * config/mips/mips.h: Don't use #elif.
2780 * expr.c (stor_constructor_field): Always call adjust_address.
2781 Copy TARGET before changing its alias set.
2782 (store_field): Likewise, for TO_RTX.
2783 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
2785 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
2786 (find_placeholder): Return 0 if can't find object.
2787 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
2790 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2792 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
2794 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
2796 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
2797 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
2798 (merge_blocks): Properly udpate life after making edge nonfallthru.
2799 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
2801 2001-10-26 Kazu Hirata <kazu@hxi.com>
2803 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
2805 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
2807 * c-typeck.c (convert_arguments): When comparing for enumeral
2808 type equality, use TYPE_MAIN_VARIANT.
2809 * gcc.dg/Wconversion.c: New tests.
2811 2001-10-26 Kazu Hirata <kazu@hxi.com>
2813 * s390/s390.c: Fix comment typos.
2814 * s390/s390.h: Likewise.
2815 * s390/s390.md: Likewise.
2817 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2819 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
2820 (walk_tree): Use it for tail calls where appropriate.
2822 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2824 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
2825 non-local label_refs.
2827 2001-10-26 Kazu Hirata <kazu@hxi.com>
2829 * config/h8300/h8300.md (4 anonymous patterns): New.
2831 2001-10-26 Kazu Hirata <kazu@hxi.com>
2833 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
2834 algorithm through the shift_info structure.
2835 (emit_a_shift): Update the use of get_shift_alg.
2837 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
2839 * sched-rgn.c: Remove bitset typedef.
2840 Change bitset to sbitmap in prototypes / variable types.
2842 Remove edgeset_bits.
2843 Remove edgeset_size.
2844 s/BITSET_ADD/SET_BIT/g
2845 s/BITSET_INVERT/sbitmap_ones/g
2846 s/BITSET_INTER/sbitmap_a_and_b/g
2847 s/BITSET_UNION/sbitmap_a_or_b/g
2848 s/BITSET_DIFFER/sbitmap_difference/g
2849 s/bitset_member/TEST_BIT/g
2850 (BITSET_*): Removed.
2851 (bitset_member): Removed.
2852 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
2853 EXECUTE_IF_SET_IN_SBITMAP.
2854 (split_edges): Rewrite, use sbitmap functions instead of bitset
2856 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
2858 2001-10-26 Andreas Schwab <schwab@suse.de>
2860 * reload1.c (emit_input_reload_insns): Fix parens in last
2861 (undocumented) change that was supposed to change only whitespace.
2863 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2865 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
2867 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
2870 2001-10-26 Andreas Jaeger <aj@suse.de>
2872 * flow.c (clear_log_links): Remove unused variable.
2873 * cfgcleanup.c (cleanup_cfg): Likewise.
2875 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2877 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
2878 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
2880 2001-10-26 Richard Henderson <rth@redhat.com>
2882 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
2883 rename PV_REG to R27_REG.
2884 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
2885 (REG_CLASS_FROM_LETTER): Update.
2886 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
2887 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
2888 (udivsi3, modsi3, umodsi3): Likewise.
2889 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
2891 2001-10-26 Richard Henderson <rth@redhat.com>
2893 * cfg.c (clear_aux_for_blocks): Split out of ...
2894 (free_aux_for_blocks): here.
2895 (clear_aux_for_edges): Split from ...
2896 (free_aux_for_edges): here.
2897 * basic-block.h: Declare them.
2898 * lcm.c (compute_antinout_edge): Use them.
2899 (compute_laterin, compute_available, compute_nearerout): Likewise.
2900 (optimize_mode_switching): Likewise.
2902 2001-10-26 Richard Henderson <rth@redhat.com>
2904 * Makefile.in (unstage*): Remove as, ld, collect-ld before
2905 moving everything back to the main build directory.
2907 2001-10-26 Christopher Faylor <cgf@redhat.com>
2909 * config/i386/cygwin.h: Search target specific include directory, if
2912 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2914 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
2915 of macro guards. Fix #endif comment.
2917 * output.h (default_exception_section, default_eh_frame_section):
2918 Move prototypes outside of macro guard.
2920 * crtstuff.c: Fix #endif comment.
2922 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
2924 * doc/md.texi (movMM): Clarify semantics of storing into a
2925 non-paradoxical SUBREG.
2927 2001-10-25 Zack Weinberg <zack@codesourcery.com>
2929 * langhooks.c (lang_hook_default_clear_binding_stack): New.
2930 (lang_hook_default_get_alias_set): Move next to other alias
2932 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
2933 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
2934 (LANG_HOOKS_INITIALIZER): Add it.
2935 * toplev.h (struct lang_hooks): Add clear_binding_stack.
2936 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
2937 instead of a loop calling poplevel.
2939 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
2941 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
2942 occurrences of #elif with #if...#endif.
2944 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2946 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
2948 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2950 * alias.c (can_address_p): No longer static.
2951 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
2952 Return 0 if all parameters are default values.
2953 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
2954 (adjust_address_1): Try harder to compute a size.
2955 * expr.c (expand_assignment, store_constructor): If can't address,
2956 set MEM_KEEP_ALIAS_SET_P.
2957 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
2958 (store_field): Likewise.
2959 (store_constructor): Simplify call to store_constructor_field.
2960 * expr.h (can_address_p): New declaration.
2961 * gensupport.c (gen_rtx_CONST_INT): New function.
2962 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
2963 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
2964 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
2966 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
2968 2001-10-24 Christopher Faylor <cgf@redhat.com>
2970 * config/i386/cygwin.h: Use proper path for mingw crt files when
2973 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2975 * dwarf2out.c (file_info_cmp): Always return consistent results.
2977 2001-10-24 Roger Sayle <roger@eyesopen.com>
2979 * stmt.c (expand_end_case): Index jumptables from zero for
2980 suitably small values of minval.
2982 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2984 * stor-layout.c (place_union_field): If any field was aligned with
2985 attribute aligned, set record type's TYPE_USER_ALIGN.
2986 (place_field): Likewise.
2987 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
2988 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2990 2001-10-24 Zack Weinberg <zack@codesourcery.com>
2992 * c-common.h (struct c_common_identifier): Remove rid_code field.
2993 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
2995 * c-typeck.c (constructor_designated): New local flag.
2996 (struct constructor_stack): Add "designated" field to match.
2997 (start_init): Clear it.
2998 (really_start_incremental_init, push_init_level): Push and
3000 (pop_init_level): Pop it.
3001 (set_designator): Set it.
3003 (pop_init_level): Suppress "missing initializer" warnings if
3004 constructor_designated is true.
3005 (process_init_element): Suppress warning about union
3006 initialization under traditional C, if constructor_designated
3009 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3011 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
3014 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
3016 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
3018 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
3020 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
3021 the node was already a set to a constant.
3023 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3025 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
3026 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
3028 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3030 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
3031 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
3032 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
3033 * s390.c (s390_final_chunkify): Don't use string concatenation.
3034 (s390_function_prologue, s390_function_epilogue): Const-ify.
3035 * s390.h (FUNCTION_PROFILER): Remove unused variable.
3037 2001-10-24 Jakub Jelinek <jakub@redhat.com>
3039 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
3042 2001-10-23 Stan Shebs <shebs@apple.com>
3044 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
3045 -traditional-cpp in first-stage compilation.
3047 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3049 * gensupport.c (target_flags): Add.
3051 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
3053 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
3055 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
3056 * except.c (expand_builtin_frob_return_addr): Likewise.
3057 (expand_builtin_eh_return): Likewise.
3058 * stmt.c (expand_computed_goto): Likewise.
3059 * explow.c (memory_address): Likewise.
3060 (allocate_dynamic_stack_space): Clean up predicate testing.
3061 (probe_stack_range): Convert SIZE to Pmode.
3062 * calls.c (rtx_for_function_call): Only call convert_memory_address
3064 Pass function call operand as ptr_mode, not Pmode.
3065 * expr.c (expand_assignment): Clean up calls to convert_memory
3066 address by only doing so when needed and making offsets Pmode.
3067 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
3068 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
3069 is in Pmode, not ptr_mode.
3071 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3073 * darwin-protos.h (constructor_section, destructor_section,
3074 mod_init_section, mod_term_section): Prototype.
3075 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
3077 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
3079 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
3080 objc_section_init declaration.
3081 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
3082 (objc_section_init, try_section_alias): Make static.
3083 (alias_section): Make static and hide unused function.
3084 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
3086 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3088 * alias.c (can_address_p): Compnonents are not addressable if
3089 the containing type has alias set 0.
3090 (get_alias_set): Rework to use STRIP_NOPS.
3091 Only call front-end routine on object, type, or object with
3092 NOPs stripped, not inner values.
3093 Use language hook to call front-end routine.
3094 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
3095 (expand_builtin_apply): Call set_mem_align on MEMs we make.
3096 Don't pass alignment to emit_block_move.
3097 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
3098 (expand_builtin_memset): Likewise, but for clear_storage.
3099 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
3100 and remove C++ specific parts.
3101 * c-common.h (c_common_get_alias_set): Add declaration.
3102 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
3103 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
3104 (save_fixed_argument_area): Call set_mem_align.
3105 Remove alignment in call to emit_block_move.
3106 (emit_library_call_value_1, store_one_arg): Likewise.
3107 (target_for_arg): Remove; disabled long ago.
3108 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
3109 once and similar cleanups.
3110 (offset_address): Use proper introductory comment.
3111 * expr.c (emit_block_move): Use alignment from that of MEM args, not
3112 from explicit operand; all callers changed.
3113 (clear_storage): Likewise.
3114 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
3115 (store_field): Remove kludge on alias set used for to_rtx.
3116 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
3117 (expand_expr_unaligned): Call set_mem_attributes instead of
3119 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
3120 * function.c (assign_stack_temp_for_type): Set MEM alignment.
3121 (expand_function_end): Track MEM attributes of trampolines.
3122 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
3123 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
3124 attributes from original.
3125 * langhooks.c (lang_hook_default_get_alias_set): New function.
3126 (hook_get_alias_set_0): New function.
3127 * langhooks.h (hook_get_alias_set_0): New declaration.
3128 (lang_hook_default_get_alias_set): Likewise.
3129 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
3130 * reload1.c (alter_reg): Use adjust_address_nv.
3131 * rtl.c (get_mode_alignment): Moved to here.
3132 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
3133 change default if unknown from 1 to BITS_PER_UNIT.
3134 * stor-layout.c (get_mode_alignment): Remove from here.
3135 * toplev.h (struct lang_hoks): Add get_alias_set field.
3136 * tree.h (lang_get_alias_set): Delete declaration.
3137 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
3138 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
3139 (ix86_va_arg): Likewise.
3140 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
3141 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3142 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3143 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3144 (expand_block_move_mem): Remove dead code.
3146 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
3148 * c-common.c (warn_div_by_zero): New.
3149 * c-common.h (warn_div_by_zero): New.
3150 * c-decl.c (c_decode_option): Take it on the command line.
3151 * c-typeck.c (build_binary_op): Warn about division by zero.
3152 * doc/invoke.texi: Document the new command line option, fix
3153 documentation of -Wmultichar.
3154 * testsuite/gcc.dg/divbyzero.c: New tests.
3155 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
3157 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3159 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
3161 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
3162 to avoid update_life_info call.
3163 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
3164 * cfgcleanup.c (bb_flags): New enum.
3165 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
3166 (notice_new_block, update_forwarder_flag): New functions.
3167 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
3168 (try_forward_edges): Likewise; update flags.
3169 (merge_blocks): Likewise.
3170 (outgoing_edges_match): Likewise.
3171 (try_crossjump_to_edge): Likewise.
3172 (try_optimize_cfg): Likewise; initialize and clear the flags;
3173 recompute life info if needed.
3174 (cleanup_cfg): No need to clear aux pointers.
3176 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
3178 * config/i386/i386.c (override_options): Default to minimum
3179 stack alignment when optimizing for code size.
3180 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
3183 * config/i386/i386.c (override_options): Set upper limit of
3184 -mpreferred-stack-boundary to 12.
3186 2001-10-22 Zack Weinberg <zack@codesourcery.com>
3188 * recog.c (peephole2_optimize): Add default case to switch.
3190 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
3192 * doc/gcc.texi (Sending Patches): Remove.
3194 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
3196 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
3197 fields when comparing.
3199 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3201 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
3202 * arm.c (HOST_INT, HOST_UINT): Likewise.
3204 2001-10-22 Stan Shebs <shebs@apple.com>
3206 * config/darwin-protos.h (darwin_exception_section): Declare.
3207 (darwin_eh_frame_section): Declare.
3209 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3211 * i386.md (movti_rex64): Fix mode.
3213 2001-10-22 Stan Shebs <shebs@apple.com>
3215 * target.h (struct gcc_target): Add asm_out.exception_section,
3216 asm_out.eh_frame_section.
3217 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
3218 (TARGET_ASM_EH_FRAME_SECTION): New.
3219 (TARGET_INITIALIZER): Update.
3220 * output.h (default_exception_section): Declare.
3221 (default_eh_frame_section): Declare.
3222 * dwarf2out.c: Include target.h.
3223 (output_call_frame_info): Call target hook for eh frames.
3224 (default_eh_frame_section): New function.
3225 * except.c: Include target.h.
3226 (output_function_exception_table): Call target hook for exception
3228 * varasm.c (default_exception_section): Rename from
3229 exception_section, remove EXCEPTION_SECTION macro.
3231 * config/darwin.h (darwin_eh_frame_section): New function.
3232 (EXCEPTION_SECTION): Remove.
3233 (TARGET_ASM_EXCEPTION_SECTION): Define.
3234 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
3235 (nextstep_exception_section): New function.
3236 (nextstep_eh_frame_section): New function.
3237 (TARGET_ASM_EXCEPTION_SECTION): Define.
3238 (TARGET_ASM_EH_FRAME_SECTION): Define.
3240 * config/pa/som.h (EXCEPTION_SECTION): Remove.
3241 (TARGET_ASM_EXCEPTION_SECTION): Define.
3242 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
3243 (EXCEPTION_SECTION): Remove.
3244 (TARGET_ASM_EXCEPTION_SECTION): Define.
3245 * config/stormy16/stormy16.h: Remove comments referencing
3246 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
3248 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
3249 TARGET_ASM_EH_FRAME_SECTION.
3251 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
3253 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
3256 * c-format.c: Fix spelling typo in comment.
3258 * sched-int.h: Fix typo in GCC preamble.
3260 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
3263 * doc/invoke.texi: Remove references to -fdump-translation-unit.
3265 2001-10-22 Richard Henderson <rth@redhat.com>
3267 * config/i386/i386.c (ix86_expand_clear): New.
3268 * config/i386/i386-protos.h: Declare it.
3269 * config/i386/i386.md (setcc peep2s): Use it.
3270 (movsi_xor): Unexport.
3272 2001-10-22 Richard Henderson <rth@redhat.com>
3274 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
3275 free_EXPR_LIST_list for LOG_LINKS.
3277 2001-10-21 Robert Lipe <robertlipe@usa.net>
3279 * config/i386/i386.c (sco_asm_named_section): Delete.
3280 (sco_asm_out_constructor): Delete.
3281 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
3282 (ASM_OUTPUT_DOUBLE_INT): Likewise.
3283 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
3284 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
3285 (EXCEPTION_SECTION): Delete EH scn renaming hack.
3287 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3289 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
3290 and/or fold extra calls into fewer ones.
3291 * collect2.c (dump_file): Likewise.
3292 * cppexp.c (parse_number): Likewise.
3293 * cpplex.c (_cpp_lex_direct): Likewise.
3294 * final.c (output_asm_insn, asm_fprintf): Likewise.
3295 * fix-header.c (inf_scan_ident, main): Likewise.
3296 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
3298 * fold-const.c (real_hex_to_f): Likewise.
3299 * gen-protos.c (parse_fn_proto): Likewise.
3300 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
3301 * genrecog.c (change_state, write_action): Likewise.
3302 * gensupport.c (shift_output_template): Likewise.
3303 * local-alloc.c (requires_inout): Likewise.
3304 * mips-tfile.c (IS_ASM_IDENT): Likewise.
3305 * protoize.c (is_id_char, main): Likewise.
3306 * real.c (asctoeg): Likewise.
3307 * recog.c (asm_operand_ok): Likewise.
3308 * reload.c (find_reloads): Likewise.
3309 * scan.c (scan_identget_token): Likewise.
3310 * sched-vis.c (print_value): Likewise.
3311 * stringpool.c (ggc_alloc_string): Likewise.
3312 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
3313 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
3314 * tradcpp.c (rescan): Likewise.
3315 * tree.c (clean_symbol_name): Likewise.
3316 * varasm.c (decode_reg_name): Likewise.
3318 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
3319 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
3320 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
3321 * m88k.c (output_ascii): Likewise.
3322 * m88k.h (OVERRIDE_OPTIONS): Likewise.
3323 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
3324 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
3325 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
3327 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3329 * langhooks.c (lang_hook_default_do_nothing,
3330 lang_hook_default_decode_option): New defaults.
3331 * langhooks.h: Make hooks unconditional and non-NULL.
3332 * toplev.c (compile_file, toplev_main): Update.
3333 * toplev.h: Update comments.
3334 * objc/objc-act.c (lang_hooks): Update to new paradigm.
3336 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3338 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
3340 * system.h (IN_RANGE): New macro.
3342 2001-10-21 Zack Weinberg <zack@codesourcery.com>
3344 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
3345 INTLDEPS variable, which does not include $LIBICONV.
3346 * Makefile.in: Use INTLDEPS in LIBDEPS.
3347 * configure: Regenerate.
3349 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3351 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
3352 * cpplex.c (lex_percent, lex_dot): Remove.
3353 (get_effective_char, skip_block_comment, skip_line_comment,
3354 parse_identifier_slow, parse_number, parse_string, save_comment,
3355 _cpp_lex_direct): Update to do lookback freely.
3356 (IF_NEXT_IS, BACKUP): New macros.
3357 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
3358 * cppmacro.c (paste_tokens): Update.
3360 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
3362 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
3364 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
3366 * reload1.c (reload): Check CONSTANT_P before calling
3367 LEGITIMATE_PIC_OPERAND_P.
3368 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
3369 workaround of 2001-10-13.
3371 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3373 * i386.c (split_di): Handle splitting of DFmode.
3375 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3377 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
3378 (adjust_address_1, offset_address): Likewise.
3380 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
3381 (output_asm_insn): Call it for each line output.
3382 Don't record an operand more than once.
3384 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
3385 * main.c: Include config.h and system.h, but not ansidecl.h.
3386 * Makefile.in (main.o): Update accordingly.
3388 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3390 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
3392 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3394 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
3395 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
3397 (find_sub_basic_blocks): ... here;
3398 (find_many_sub_basic_blocks): New.
3399 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
3401 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
3403 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
3405 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
3407 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
3408 * flow.c (update_life_info): Measure time.
3409 * c-decl.c: Include timevar.h
3410 (c_expand_body): Measure time.
3411 * toplev.c (rest_of_compilation): Measure time of mode switching
3413 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
3415 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
3416 (lang_independent_options): Add asynchronous-unwind-tables
3417 (toplev_main): flag_asynchronous_unwind_tables implies
3419 * flags.h (flag_asynchronous_unwind_tables): Declare.
3420 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
3421 flag_asynchronous_unwind_tables.
3422 (output_call_frame_info): Likewise.
3423 * invoke.texi (-fasynchronous-unwind-tables): Document.
3424 * i386.c (optimization_options): Enable
3425 flag_asynchronous_unwind_tables.
3427 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
3428 * i386.md (s* expanders): Destination is QImode.
3430 * toplev.c (rest_of_compilation): Do not call clear_log_links.
3431 * rtl.h (clear_log_links): Kill.
3432 * flow.c (clear_log_links): Make static; accept blocks parameter;
3433 do no clear life info.
3434 (update_life_info): Call clear_log_links.
3436 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
3438 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
3440 * cpplex.c (handle_newline, skip_escaped_newlines,
3441 get_effective_char, skip_block_comment, skip_line_comment,
3442 parse_identifier_slow, parse_number, parse_string,
3443 _cpp_lex_direct): Update to do more stepping back.
3444 (trigraph_ok): Similarly. Rename trigraph_p.
3445 (SAVE_STATE, RESTORE_STATE): Remove.
3446 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
3448 * cpplib.c (destringize): Rename destringize_and_run, and
3449 call run_directive directly.
3450 (_cpp_do__Pragma): Simplify.
3452 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3454 * pe.c (arm_pe_unique_section): Const-ify.
3455 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
3456 (switch_to_section): Add static prototype.
3458 * output.h (drectve_section): Prototype.
3460 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3462 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
3463 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
3464 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
3465 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
3466 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3467 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
3468 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
3469 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
3470 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
3471 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
3472 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
3473 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
3474 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
3475 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
3476 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
3477 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
3478 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
3479 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
3480 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
3481 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
3482 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
3483 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
3484 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
3485 cris-*-none, cris-*-linux*: Update ${tmfile} list.
3486 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
3487 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
3488 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
3489 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
3490 v850-*-*): Delete superflous ${cpu_type} setting.
3491 * config/linux.h: Delete svr4.h include.
3492 (SET_ASM_OP): Delete.
3493 * config/netware.h (INT_ASM_OP): Undef before define.
3494 * config/ptx4.h: Delete elfos.h include.
3495 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
3496 * config/svr4.h: Delete elfos.h include. Update commentary.
3497 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
3498 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
3499 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
3500 config/v850/v850.h: Delete svr4.h include.
3501 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
3502 config/m68k/m68kv4.h, config/m88k/sysv4.h,
3503 config/sparc/sysv4.h: Update includes.
3504 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
3505 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
3506 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
3507 config/m88k/dguxbcs.h: Delete includes.
3508 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
3509 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
3510 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
3512 * config/m88k/dgux.h: Delete include.
3513 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
3515 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
3516 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
3517 * config/sh/elf.h: Update include.
3518 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
3519 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
3521 2001-10-19 Catherine Moore <clm@redhat.com>
3523 * config/stormy16/stormy-abi: Updates to varargs descriptions.
3524 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
3525 base and count fields.
3526 (stormy16_expand_builtin_va_start): last_reg_count changed to
3527 size_of_reg_args. Use count + size in first comparison.
3529 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3531 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
3532 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
3533 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
3534 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
3535 Set alignment from type if INDIRECT_REF.
3536 (adjust_address_1, offset_address): Simplify alignment compuitation.
3537 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
3538 here; done by set_mem_attributes.
3540 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3542 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
3543 * arm-protos.h (rdata_section, zero_init_section, common_section):
3545 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
3546 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
3547 traditional mode stringification.
3548 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
3549 in macros controling its use.
3550 * rtlanal.c: Include tm_p.h.
3551 * varasm.c (asm_output_aligned_bss): Mark parameter with
3553 (assemble_constant_align, assemble_start_function, assemble_align,
3554 assemble_variable, assemble_trampoline_template,
3555 output_constant_def_contents): Wrap potentially empty if-stmt body
3558 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3560 * a29k-protos.h (literal_section): Prototype.
3561 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
3562 * a29k.md: Ensure function pointers are prototyped.
3563 * genattrtab.c (write_eligible_delay): Mark parameter with
3566 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3568 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
3569 * 1750a.c (print_operand): Fix format specifier warning.
3570 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
3571 * 1750a.md: Likewise.
3572 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
3573 * genemit.c (output_add_clobbers): Mark parameter with
3575 * genrecog.c (write_subroutine): Likewise.
3576 * integrate.c (expand_inline_function): Delete unused variable.
3577 * varasm.c (remove_from_pending_weak_list): Wrap with
3580 2001-10-19 Jakub Jelinek <jakub@redhat.com>
3582 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
3583 field is different to previous argument's neg field.
3585 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
3587 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3589 * final.c (get_decl_from_op): New function.
3590 (output_asm_insn): Call it; write "*" when item with decl is address.
3592 2001-10-19 Janis Johnson <janis187@us.ibm.com>
3594 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
3595 about 64-bit support from the 3.0_branch version.
3597 2001-10-19 Zack Weinberg <zack@codesourcery.com>
3599 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
3600 USE_INCLUDED_LIBINTL when appropriate.
3601 * configure, config.in: Regenerate.
3602 * Makefile.in (datadir): Set to @datadir@.
3603 (intl.o): Also depend on $(CONFIG_H) and system.h.
3605 * intl.c: Factor out common gettext initialization sequence.
3606 (gcc_init_libintl): New function.
3607 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
3608 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
3609 off NLS. Add multiple include guard. No need to #ifdef-guard
3610 an #undef. Prototype gcc_init_libintl here.
3612 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
3613 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
3614 Use gcc_init_libintl.
3616 2001-10-19 Catherine Moore <clm@redhat.com>
3618 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
3620 * config/stormy16/stormy16.c (stormy16_split_move): Make
3621 sure that REG_INC notes are present for auto_inc operands.
3623 2001-10-19 Andreas Jaeger <aj@suse.de>
3625 * configure: Regenerated.
3626 * configure.in: Add x86_64 to switch statements.
3628 2001-10-18 Richard Henderson <rth@redhat.com>
3630 * config/alpha/alpha.md (sibcall_osf_1): Load destination
3631 address into $27 explicitly.
3632 (sibcall_value_osf_1): Likewise.
3634 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3636 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
3637 (offset_address): New function.
3638 (free_emit_status): Free regno_decl.
3639 (init_emit): Pass proper number of elements to xcalloc.
3640 Allocate regno_decl.
3641 (mark_emit_status): Mark regno_decl values.
3642 * expr.c (highest_pow2_factor): New function.
3643 (expand_assigment): Use it and offset_address.
3644 Properly handle ptr_mode vs. Pmode in offset calculation.
3645 (store_constructor, expand_expr_unaligned): Likewise.
3646 (expand_expr, case COMPONENT_EXPR): Likewise.
3647 * expr.h (offset_address): New decl.
3648 * function.h (struct emit_status): Add regno_decl.
3649 (REGNO_DECL): New macro.
3650 * final.c (output_asm_name): Move in file and don't conditionalize
3651 on flag_print_asm_name.
3652 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
3653 Output names of operands, if known.
3654 * function.c (assign_parms): Set REGNO_DECL.
3655 * integrate.c (integrate_decl_tree): Likewise.
3656 * stmt.c (expand_decl): Likewise.
3657 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
3659 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
3661 * attribs.c (handle_noinline_attribute): New function.
3662 (handle_used_attribute): Likewise.
3663 (c_common_attribute_table): Added noinline and used.
3664 * doc/extend.texi (Function Attributes): Document them.
3665 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
3666 Warn when merging inline with attribute noinline.
3667 (start_decl, start_function): Warn if inline and attribute
3668 noinline appear in the same declaration.
3670 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
3672 * config.gcc: Update c4x and i370 for C front end-specific
3674 * config/c4x/c4x-c.c: New.
3675 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
3676 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3678 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
3679 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3681 (c4x_init_pragma): Remove.
3682 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
3683 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
3684 c4x_pr_ignored): Move to c4x-c.c.
3685 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
3686 * config/c4x/t-c4x: Update.
3687 * config/i370/i370-c.c: New.
3688 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
3689 (i370_pr_map): Move to i370-c.c.
3690 * config/i370/t-i370: New.
3692 * doc/tm.texi: Update.
3694 2001-10-17 Stan Shebs <shebs@apple.com>
3696 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
3697 typo fixes throughout.
3698 (machopic_output_stub): Remove some dead code.
3700 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
3702 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
3705 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3707 * Makefile.in (print-rtl.o): Depend on TREE_H.
3708 * alias.c (get_alias_set): Make two passes over objects to first
3709 see if inner object is access via restricted pointer.
3710 Defer allocating alias set for restricted pointer until here.
3711 Call find_placeholder with second arg nonzero.
3713 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
3714 set for restricted pointer types.
3715 * emit-rtl.c (set_mem_attributes): Set more attributes.
3716 (set_mem_align, change_address, adjust_address_1): New functions.
3717 (change_address_1): Now static.
3718 (adjust_address, adjust_address_nv): Deleted.
3719 (replace_equiv_address): Call change_address_1.
3720 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
3721 (find_placeholder): Get starting point from PLIST arg.
3722 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
3723 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
3724 (adjust_address, adjust_address_nv): New macros.
3725 * print-rtl.c (tree.h): New include.
3726 (print_rtx, case MEM): Print all memory attributes.
3728 2001-10-17 Richard Henderson <rth@redhat.com>
3730 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
3732 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3734 * c-tree.texi: Eliminate duplicated word.
3735 * cpp.texi: Likewise.
3736 * install.texi: Likewise.
3737 * invoke.texi: Likewise.
3738 * tm.texi: Likewise.
3740 2001-10-17 Michael Collison <collison@isisinc.net>
3742 * dsp16xx.c: Fix comment formatting to match GNU standards.
3743 (dsp16xx_output_function_prologue): Change type of 'size'
3744 parameter from 'int' to HOST_WIDE_INT.
3745 (dsp16xx_output_function_epilogue): Change type of 'size'
3746 parameter from 'int' to HOST_WIDE_INT.
3748 2001-10-16 Richard Henderson <rth@redhat.com>
3750 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
3751 * configure, config.in: Rebuild.
3753 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
3754 (ix86_output_addr_diff_elt): New.
3755 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
3756 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3757 (JUMP_TABLES_IN_TEXT_SECTION): New.
3758 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
3759 * config/i386/i386-protos.h: Update.
3761 * config/i386/386bsd.h, config/i386/beos-elf.h,
3762 config/i386/freebsd-aout.h, config/i386/freebsd.h,
3763 config/i386/i386-interix.h, config/i386/i386elf.h,
3764 config/i386/linux.h, config/i386/netbsd-elf.h,
3765 config/i386/netbsd.h, config/i386/openbsd.h,
3766 config/i386/ptx4-i.h, config/i386/rtemself.h,
3767 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
3768 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
3770 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
3772 * stmt.c (expand_asm_operands): Update commentary.
3774 2001-10-16 Stan Shebs <shebs@apple.com>
3776 * config/darwin.h (GCC_NAME): Remove, no longer used.
3777 (NO_MATH_LIBRARY): Ditto.
3778 (MATH_LIBRARY): Define to emptiness.
3779 (DWARF2_DEBUGGING_INFO): Define.
3780 (PREFERRED_DEBUGGING_TYPE): Define.
3781 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
3782 (EXCEPTION_SECTION): Define.
3783 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3784 * config/darwin.c (darwin_encode_section_info): Handle case of
3785 DECL_INITIAL being error_mark_node.
3787 2001-10-16 Richard Henderson <rth@redhat.com>
3789 * alpha.c (current_file_function_operand): Don't fail for profiling.
3790 (direct_call_operand): New.
3791 * alpha-protos.h: Declare it.
3792 * alpha.h (EXTRA_CONSTRAINT): Use it.
3793 (PREDICATE_CODES): Add it.
3794 (ASM_OUTPUT_MI_THUNK): Remove.
3795 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
3796 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
3798 2001-10-16 Krister Walfridsson <cato@df.lth.se>
3800 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
3801 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3803 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3805 * cfg.c (free_edge): Break out from ....
3806 (remove_edge): ... here.
3807 (clear_edges): Use free_edge.
3809 * att.h (ASM_QUAD): Add comment.
3810 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
3812 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
3814 * i386.c (split_ti): New function.
3815 (ix86_split_to_parts): Support TImodes.
3816 * i386.h (VALID_INT_MODE_P): Add TImode.
3817 * i386.md (movdi splitter): Fix.
3818 (movti): Support 64bit integer registers.
3819 (movti_rex64): New function and splitter.
3821 * i386.c (*_cost): Add movsx/movzx cost.
3822 * i386.h (struct processor_costs): Add movsx/movzx fields.
3823 (RTX_COSTS): Handle zero/sign extend + avoid believing that
3824 64bit operations require split on 64bit machine.
3825 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
3827 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
3828 (ix86_expand_move): Avoid pushes of memory if size does not match;
3829 move long constants to register.
3830 (x86_initialize_trampoline): Fix mode.
3831 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
3832 Use ASM_QUAD on 64bit.
3833 * i386.md (test pattern): Disallow impossible constants.
3834 (tablejump PIC expander): Fix emitting of sum.
3835 (movdicc_rex64): Rename to movdicc.
3836 * linux64.h (LINK_SPEC): Add missing '%'.
3838 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
3840 * tree-inline.c (inlinable_function_p): Leave it up to the
3841 front-end to turn -finline-functions into DECL_INLINE set for all
3844 2001-10-16 Stan Shebs <shebs@apple.com>
3846 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
3848 2001-10-16 Alan Modra <amodra@bigpond.net.au>
3850 * recog.c: Formatting and comment typo fixes.
3852 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
3853 version in single tree build.
3854 * configure: Regenerate.
3856 2001-10-15 David Edelsohn <edelsohn@gnu.org>
3858 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
3859 MODE arguments to gen_rtx and compare operand with const0_rtx.
3861 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3863 * system.h: Poison old unused target macros.
3864 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3865 * config/stormy16/stormy16.c: Update references to obsolete macros.
3866 * config/stormy16/stormy16.h: Similarly.
3867 * config/stormy16/stormy16.md: Similarly.
3868 * config/cris/cris.h: Similarly.
3870 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3872 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
3873 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
3874 cpp_register_pragma): Update accordingly.
3876 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
3878 * c-pragma.h (cpp_register_pragma_space): Remove.
3879 * cpplib.h (cpp_register_pragma_space): Remove.
3880 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
3881 (cpp_register_pragma_space): Remove.
3882 (cpp_register_pragma): Simplify using lookup_pragma_entry,
3884 (do_pragma): Similarly.
3885 (_cpp_init_internal_pragmas): Don't register namespaces.
3887 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
3888 Don't register namespaces.
3889 * cp/lex.c (init_cp_pragma): Similarly.
3890 * doc/tm.texi: Update.
3892 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
3895 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
3897 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
3899 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
3900 add scheduling support.
3901 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
3902 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
3903 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
3906 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
3908 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
3909 missing CONSTANT_P test in core GCC.
3911 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
3913 * cppmain.c (struct printer): New member source.
3914 (scan_translation_unit): Fix spacing at start of lines.
3915 (cb_line_change): Update.
3917 * gcc.dg/cpp/spacing2.c: New test.
3919 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
3921 * config/cris/arit.c: Use __builtin_labs, not abs.
3923 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
3925 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
3926 misplaced sprintf and fprintf argument.
3928 2001-10-12 Zack Weinberg <zack@codesourcery.com>
3930 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
3931 * configure.in, Makefile.in: Take out obsolete check-po logic.
3932 * configure, config.in: Regenerate.
3934 2001-10-12 Ziemowit Laski <zlaski@apple.com>
3936 * objc/objc-act.c (finish_objc): Correct precondition for emitting
3937 symtab declarations.
3939 2001-10-12 Stan Shebs <shebs@apple.com>
3941 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
3942 declarations of arguments and local variables.
3944 2001-10-12 Christopher Faylor <cgf@redhat.com>
3946 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
3947 ENDFILE_SPEC definition.
3949 2001-10-12 Kazu Hirata <kazu@hxi.com>
3951 * gthr-dce.h: Fix comment formatting.
3952 * gthr-posix.h: Likewise.
3953 * gthr-single.h: Likewise.
3954 * gthr-solaris.h: Likewise.
3955 * gthr-vxworks.h: Likewise.
3956 * gthr-win32.h: Likewise.
3958 2001-10-12 Jakub Jelinek <jakub@redhat.com>
3960 * final.c (output_asm_insn): Make sure assembly dialects are
3961 terminated, not nested. Output `|' and `}' characters if they
3962 don't appear inside assembly dialect selection.
3963 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
3964 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
3965 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
3966 strsetsi_rex_1): Add {} braces.
3968 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3970 * toplev.c (compile_file): Ignore return value from yyparse.
3971 Always pop any nested binding levels after yyparse returns.
3973 2001-10-11 Richard Henderson <rth@redhat.com>
3975 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
3977 2001-10-11 Richard Henderson <rth@redhat.com>
3979 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
3980 fall back to add_AT_long_long for large CONST_INT.
3982 2001-10-11 Richard Henderson <rth@redhat.com>
3984 * config/i386/i386.md (setcc splitters): Add four splitters to
3985 simplify compound compares that simplify_comparison can't handle.
3987 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3989 * cpplex.c (digraph_spellings, token_spellings): Make static.
3991 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3993 * unroll.c (loop_iterations): Fixup last patch.
3995 2001-10-11 Richard Henderson <rth@redhat.com>
3997 * rtl.h (REG_VTABLE_REF): New.
3998 * rtl.c (reg_note_name): Add it.
3999 * combine.c (distribute_notes): Handle it.
4000 * final.c (final_scan_insn): Handle it.
4001 * tree.def (VTABLE_REF): New.
4002 * expr.c (expand_expr): Handle it.
4003 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
4004 * output.h: Declare them.
4006 2001-10-11 Richard Henderson <rth@redhat.com>
4008 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
4011 2001-10-11 David Edelsohn <edelsohn@gnu.org>
4013 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
4014 available in 64-bit mode.
4016 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
4018 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
4019 cris-*-linux* cases.
4020 * config/cris/cris-protos.h: New file.
4021 * config/cris/cris.c: New file.
4022 * config/cris/cris.h: New file.
4023 * config/cris/cris.md: New file.
4024 * config/cris/linux.h: New file.
4025 * config/cris/aout.h: New file.
4026 * config/cris/arit.c: New file.
4027 * config/cris/cris_abi_symbol.c: New file.
4028 * config/cris/mulsi3.asm: New file.
4029 * config/cris/t-aout: New file.
4030 * config/cris/t-cris: New file.
4031 * config/cris/t-elfmulti: New file.
4032 * config/cris/t-linux: New file.
4033 * doc/invoke.texi: Add CRIS options.
4034 * doc/install.texi (Specific): Add blurb for CRIS.
4036 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
4038 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
4040 * config/float/i32.h: Likewise.
4041 * config/float-i386.h: Likewise.
4042 * config/float-i64.h: Likewise.
4043 * config/float-m68k.h: Likewise.
4044 * config/float-sh.h: Likewise.
4045 * config/float-sparc.h: Likewise.
4047 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
4049 * doc/contrib.texi: Add note about CRIS port to my entry.
4051 2001-10-11 Kazu Hirata <kazu@hxi.com>
4053 * basic-block.h: Fix formatting.
4054 * bitmap.h: Likewise.
4055 * cpplib.h: Likewise.
4056 * c-tree.h: Likewise.
4057 * diagnostic.h: Likewise.
4058 * flags.h: Likewise.
4060 * longlong.h: Likewise.
4062 * reload.h: Likewise.
4066 2001-10-10 Richard Henderson <rth@redhat.com>
4068 * c-parse.in (asm_operand): Allow named operands.
4069 * genconfig.c (max_recog_operands): Set to 29.
4070 * local-alloc.c (requires_inout): Skip multiple digits.
4071 * recog.c (asm_operand_ok): Likewise.
4072 (preprocess_constraints): Use strtoul for matching constraints.
4073 (constrain_operands): Likewise.
4074 * regmove.c (find_matches): Likewise.
4075 * reload.c (find_reloads): Likewise.
4076 * stmt.c (parse_output_constraint): Don't reject in-out
4077 constraint on operands > 9. Reject '[' in constraint.
4078 (expand_asm_operands): Handle named operands. Use strtoul
4079 for matching constraints.
4080 (check_operand_nalternatives): Split out from expand_asm_operands.
4081 (check_unique_operand_names): New.
4082 (resolve_operand_names, resolve_operand_name_1): New.
4084 * doc/extend.texi (Extended Asm): Document named operands.
4085 * doc/md.texi (Simple Constraints): Document matching constraints
4088 2001-10-10 Richard Henderson <rth@redhat.com>
4090 * combine.c (try_combine): Handle a SEQUENCE of one insn.
4092 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
4093 (jcc splitters): Add two splitters to simplify compound compares
4094 that simplify_comparison can't handle.
4096 2001-10-10 Richard Henderson <rth@redhat.com>
4098 * langhooks.c: Include langhooks.h.
4099 * Makefile.in (langhooks.o): Depend on it.
4101 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
4103 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
4104 should not be considered as a no-op.
4105 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
4107 2001-10-10 Stan Shebs <shebs@apple.com>
4109 * alias.c: Remove uses of "register" specifier in declarations
4110 of arguments and local variables.
4111 * c-common.c: Ditto.
4112 * c-convert.c: Ditto.
4114 * c-format.c: Ditto.
4115 * c-semantics.c: Ditto.
4116 * c-typeck.c: Ditto.
4117 * caller-save.c: Ditto.
4120 * cfgbuild.c: Ditto.
4122 * collect2.c: Ditto.
4126 * cppfiles.c: Ditto.
4129 * defaults.h: Ditto.
4131 * dwarf2out.c: Ditto.
4132 * dwarfout.c: Ditto.
4133 * emit-rtl.c: Ditto.
4138 * fix-header.c: Ditto.
4139 * floatlib.c: Ditto.
4141 * fold-const.c: Ditto.
4142 * function.c: Ditto.
4145 * gen-protos.c: Ditto.
4146 * genattrtab.c: Ditto.
4147 * gencheck.c: Ditto.
4148 * genconfig.c: Ditto.
4150 * genextract.c: Ditto.
4151 * genflags.c: Ditto.
4152 * gengenrtl.c: Ditto.
4153 * genoutput.c: Ditto.
4155 * genrecog.c: Ditto.
4156 * gensupport.c: Ditto.
4160 * haifa-sched.c: Ditto.
4161 * hard-reg-set.h: Ditto.
4163 * integrate.c: Ditto.
4166 * local-alloc.c: Ditto.
4168 * mips-tdump.c: Ditto.
4169 * mips-tfile.c: Ditto.
4172 * print-rtl.c: Ditto.
4173 * read-rtl.c: Ditto.
4176 * reg-stack.c: Ditto.
4177 * regclass.c: Ditto.
4182 * resource.c: Ditto.
4186 * sched-deps.c: Ditto.
4187 * sched-rgn.c: Ditto.
4189 * simplify-rtx.c: Ditto.
4191 * stor-layout.c: Ditto.
4198 * xcoffout.c: Ditto.
4200 2001-10-10 Richard Henderson <rth@redhat.com>
4202 * rtl.h (can_reverse_comparison_p): Remove.
4204 2001-10-10 Christopher Faylor <cgf@redhat.com>
4206 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
4209 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4211 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
4212 (Thanks to Chris Faylor for suggesting macro name).
4213 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
4215 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
4216 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
4217 (MATH_LIBRARY): Undef before definition.
4218 (OUTPUT_QUOTED_STRING): Likewise.
4219 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
4221 2001-10-10 Richard Henderson <rth@redhat.com>
4223 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
4224 (fde_unencoded_compare): Likewise. Don't use subtraction to get
4225 a tristate comparison value.
4226 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
4228 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4231 * unroll.c (loop_iterations): Ignore insns generated by loop
4234 * config.gcc (mips*-*-gnu*): Delete support.
4235 * config/mips/gnu.h: Remove.
4237 2001-10-10 Kazu Hirata <kazu@hxi.com>
4239 * calls.c: Fix formatting.
4240 * c-decl.c: Likewise.
4241 * cfgcleanup.c: Likewise.
4242 * combine.c: Likewise.
4243 * cppfiles.c: Likewise.
4244 * cpplib.c: Likewise.
4245 * cppmacro.c: Likewise.
4246 * crtstuff.c: Likewise.
4248 * dwarf2out.c: Likewise.
4249 * expmed.c: Likewise.
4251 * fold-const.c: Likewise.
4252 * function.c: Likewise.
4254 * genattrtab.c: Likewise.
4255 * ggc-page.c: Likewise.
4256 * integrate.c: Likewise.
4257 * libgcc2.c: Likewise.
4259 * optabs.c: Likewise.
4260 * profile.c: Likewise.
4261 * protoize.c: Likewise.
4263 * recog.c: Likewise.
4264 * reload1.c: Likewise.
4265 * reload.c: Likewise.
4266 * reorg.c: Likewise.
4267 * resource.c: Likewise.
4268 * sched-rgn.c: Likewise.
4269 * sdbout.c: Likewise.
4271 * toplev.c: Likewise.
4272 * varasm.c: Likewise.
4274 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
4276 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
4277 * Makefile.in (langhooks.o): Add dependencies.
4279 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
4281 * rs6000.c (rs6000_emit_load_toc_table): Don't
4282 strdup the toc label.
4283 (create_TOC_reference): Likewise.
4285 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4287 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
4290 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4292 * config/i386/i386.c (ix86_attribute_table): Correct
4293 min_len, max_len fields for dllimport, dllexport and shared.
4295 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
4297 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
4298 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
4299 Consistently use "nonzero" instead of "non-zero".
4301 2001-10-09 Kazu Hirata <kazu@hxi.com>
4303 * acconfig.h: Fix comment formatting.
4304 * c-dump.h: Likewise.
4305 * c-tree.h: Likewise.
4306 * conditions.h: Likewise.
4308 * function.h: Likewise.
4310 * hwint.h: Likewise.
4311 * integrate.h: Likewise.
4314 * optabs.h: Likewise.
4316 2001-10-09 Kazu Hirata <kazu@hxi.com>
4318 * c-common.h: Fix comment formatting.
4319 * c-dump.c: Likewise.
4321 * diagnostic.h: Likewise.
4322 * except.c: Likewise.
4324 * gcov-io.h: Likewise.
4325 * genattrtab.c: Likewise.
4326 * output.h: Likewise.
4327 * predict.h: Likewise.
4328 * reload1.c: Likewise.
4329 * reload.h: Likewise.
4330 * resource.h: Likewise.
4332 * system.h: Likewise.
4334 * tree-inline.c: Likewise.
4335 * tsystem.h: Likewise.
4336 * varasm.c: Likewise.
4337 * xcoffout.h: Likewise.
4339 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4341 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
4343 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4345 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
4346 config/i386/i386elf.h, config/i386/netbsd-elf.h,
4347 config/i386/netware.h, config/mcore/gfloat.h,
4348 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
4349 config/netware.h, gccbug.in: Update FSF address.
4351 2001-10-09 Kazu Hirata <kazu@hxi.com>
4353 * c-common.c: Fix comment typos.
4354 * cfgrtl.c: Likewise.
4355 * collect2.c: Likewise.
4356 * cpplex.c: Likewise.
4357 * doloop.c: Likewise.
4358 * dwarf2out.c: Likewise.
4359 * dwarfout.c: Likewise.
4361 * fold-const.c: Likewise.
4365 * global.c: Likewise.
4366 * ifcvt.c: Likewise.
4368 * optabs.c: Likewise.
4369 * protoize.c: Likewise.
4370 * regclass.c: Likewise.
4371 * reorg.c: Likewise.
4375 * doc/cpp.texi: Likewise.
4376 * doc/c-tree.texi: Likewise.
4377 * doc/extend.texi: Likewise.
4378 * doc/invoke.texi: Likewise.
4379 * doc/objc.texi: Likewise.
4380 * doc/tm.texi: Likewise.
4382 2001-10-08 Richard Henderson <rth@redhat.com>
4384 * varasm.c (set_named_section_flags): Initialize "declared".
4386 2001-10-08 Robert Lipe <robertlipe@usa.net>
4388 * varasm.c (struct in_named_entry): Add declared.
4389 (named_section_first_declaration): New function.
4390 (default_elf_asm_named_section): Use it.
4391 * output.h (named_section_first_declaration): New.
4393 2001-10-08 Richard Henderson <rth@redhat.com>
4395 * i386.md (movsi_xor): Export.
4396 (setcc peep2): Use it when available; add an alternative to
4397 match zero_extendhisi2_and.
4399 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4401 * romp-protos.h (romp_initialize_trampoline): New function.
4402 * romp.c (romp_initialize_trampoline): Likewise.
4403 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
4404 romp_initialize_trampoline.
4406 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4408 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
4409 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4410 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4411 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4413 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4415 * unroll.c (loop_iterations): Extend check for multiple back edges.
4417 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
4419 * langhooks.h: New file.
4420 * Makefile.in (OBJS): Added langhooks.o.
4421 (c-lang.o): Depend on langhooks.h.
4422 (c-common.o): Don't depend on tree-inline.h.
4423 (tree-inline.o): Depend on toplev.h.
4424 (langhooks.o): New rule.
4425 * c-common.c: Don't include tree-inline.h.
4426 (c_mark_lang_decl): Mark argument c as unused.
4427 (c_common_lang_init): Don't initialize hooks here.
4428 * c-lang.c: Include langhooks.h, then override some macros.
4429 (lang_hooks): Initialize with macros in langhooks.h.
4430 (c_init): Don't initialize hooks here.
4431 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
4432 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
4433 * tree-inline.c: Include toplev.h. Don't define hook variables.
4434 * tree-inline.h: Don't define hook types nor declare hook
4435 variables. Move macros to...
4436 * langhooks.c: ... new file, as functions. Adjust all callers.
4438 2001-10-08 Jeffrey A Law <law@cygnus.com>
4440 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
4441 purge_mem_unchanging_flag on all instructions, not just on those
4442 before NOTE_INSN_FUNCTION_BEG.
4444 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4446 * cppmacro.c (_cpp_create_definition): Leave comments off.
4448 * doc/cpp.texi: Update.
4450 2001-10-08 DJ Delorie <dj@redhat.com>
4452 * c-decl.c (grokfield): Make sure the only unnamed fields
4453 we're allowing are either structs or unions.
4454 * doc/extend.texi: Add documentation for the unnamed field
4457 2001-10-08 Zack Weinberg <zack@codesourcery.com>
4459 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
4460 * configure.in: Use it.
4461 * configure: Regenerated.
4462 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
4463 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
4465 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4467 * cppfiles.c (open_file): Don't mark zero-length files
4468 never-reread here. Don't output diagnostics here either.
4469 (stack_include_file): Mark them never-reread here.
4470 (_cpp_read_file): Update.
4472 2001-10-08 Richard Henderson <rth@redhat.com>
4474 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4476 2001-10-08 Richard Henderson <rth@redhat.com>
4478 * expr.c (store_expr): When converting a CONST_INT for storage
4479 in a SUBREG, convert it to both SUBREG modes before stripping
4482 2001-10-08 Richard Henderson <rth@redhat.com>
4484 * varasm.c (restore_varasm_status): New.
4485 * function.h: Declare it.
4486 * function.c (pop_function_context_from): Call it.
4488 2001-10-08 Richard Henderson <rth@redhat.com>
4490 * c-common.h (struct c_lang_decl): Add declared_inline.
4491 * c-tree.h (DECL_DECLARED_INLINE_P): New.
4492 * c-lang.c (c_disregard_inline_limits): Use it.
4493 * c-decl.c (duplicate_decls): Likewise.
4494 (pushdecl, redeclaration_error_message): Likewise.
4495 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
4496 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
4497 Set DECL_INLINE if -finline-functions.
4498 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
4500 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4502 * cppmacro.c (funlike_invocation_p): Move some logic to caller
4503 in enter_macro_context. Create a padding token in its own context
4504 if necessary when the search for '(' fails.
4505 (enter_macro_context): Update.
4507 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4509 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
4510 genmultilib, toplev.c: Fix spelling errors of "separate" as
4511 "seperate", and corresponding spelling errors of related words.
4513 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4515 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
4516 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
4518 * c-dump.c (dump_option_value_info): Likewise.
4519 * c-format.c (format_length_info, format_char_info,
4520 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
4521 * collect2.c (names): Likewise.
4522 * cppdefault.h (default_include): Likewise.
4523 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
4524 * flow.c (life_analysis): Likewise.
4525 * gcc.c (dir_separator_str, modify_target, option_map,
4526 target_option_translations, spec_list_1, extra_specs_1,
4527 init_spec): Likewise.
4528 * gcov.c (gcov_version_string): Likewise.
4529 * genattr.c (write_units): Likewise.
4530 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
4531 * gengenrtl.c (rtx_definition, defs): Likewise.
4532 * genrecog.c (pred_table): Likewise.
4533 * global.c (global_alloc): Likewise.
4534 * lcm.c (optimize_mode_switching): Likewise.
4535 * local-alloc.c (find_free_reg): Likewise.
4536 * params.h (param_info): Likewise.
4537 * predict.c (predictor_info): Likewise.
4538 * protoize.c (unexpansion_struct): Likewise.
4539 * real.c (bmask): Likewise.
4540 * recog.h (insn_operand_data, insn_data): Likewise.
4541 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
4542 * stmt.c (expand_nl_goto_receiver): Likewise.
4543 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
4544 target_switches, target_options): Likewise.
4545 * tradcif.y (token, tokentab2, yylex): Likewise.
4546 * tree.h (attribute_spec): Likewise.
4548 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
4550 * arc.c (arc_output_function_epilogue): Likewise.
4551 * arm.c (processors, all_cores, all_architectures,
4552 arm_override_options, isr_attribute_arg, isr_attribute_args,
4553 arm_isr_value): Likewise.
4554 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
4556 * c4x.c (c4x_int_reglist): Likewise.
4557 * d30v.c (override_options): Likewise.
4558 * h8300.c (shift_insn): Likewise.
4559 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
4560 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
4561 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
4562 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
4563 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
4564 * i386.h (processor_costs, ix86_cost): Likewise.
4565 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
4566 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
4567 * m68k.c (codes_68881, codes_FPA): Likewise.
4568 * m88k.c (mode_from_align, max_from_align, all_from_align,
4569 best_from_align, m_options): Likewise.
4570 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
4571 * mcore.c (mode_from_align): Likewise.
4572 * mips/elf64.h (UNIQUE_SECTION): Likewise.
4573 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
4574 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
4575 * mips.h (mips_regno_to_class): Likewise.
4576 * ns32k.c (scales): Likewise.
4577 * pa.c (import_string, magic_milli): Likewise.
4578 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
4579 * sparc.c (leaf_reg_remap, sparc_override_options,
4580 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
4582 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
4584 2001-10-07 Dale Johannesen <dalej@apple.com>
4586 * reload1.c (reload_reg_free_p): Teach register interference
4587 checking that multiple output reloads are emitted in
4589 reload1.c (reload_reg_reaches_end_p): Ditto.
4590 reload1.c (reloads_conflict): Ditto.
4592 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4594 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
4595 NULL_TREE inside @code.
4597 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4599 * doc/gcc.texi: Document consistent style of "32-bit",
4600 "Objective-C", and "@code{NULL}".
4602 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4604 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
4605 (cpp_token_len, cpp_spell_token, cpp_output_token,
4606 _cpp_equiv_tokens): Handle it.
4607 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
4608 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
4609 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
4612 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4614 * gcc.c (default_compilers): Remove .ada.
4616 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
4618 * doc/cppinternals.texi: Update.
4620 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4622 * gcc.c (main): Set this_file_error if the appropriate
4623 compiler for a language has not been installed.
4625 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
4627 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
4629 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
4631 * gccbug.in (CATEGORIES): Add ada.
4633 2001-10-05 Catherine Moore <clm@redhat.com>
4635 * config/stormy16/stormy-abi: Document abi changes.
4636 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
4637 (ICALL_REGS): New register class.
4638 (NUM_ARGUMENT_REGISTERS): Now 6.
4639 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
4641 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
4642 * config/stormy16.md (call_internal, call_value_internal,
4643 indirect_jump): Use new 'z' constraint.
4645 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4647 * doc/cppinternals.texi: Update.
4649 2001-10-05 Richard Henderson <rth@redhat.com>
4651 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
4652 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
4653 the gas section-name-as-label feature.
4655 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4657 * doc/cppinternals.texi: Update.
4659 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4661 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
4662 to ensure valid SImode constants.
4664 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
4666 * Makefile.in (c-decl.o): Depend on tree-inline.h.
4667 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
4668 * c-decl.c: Include tree-inline.h.
4669 (c_expand_body): Call optimize_inline_calls. Determine whether
4670 a function is inlinable upfront, and only clear
4671 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
4672 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
4673 (c_disregard_inline_limits): New function.
4674 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
4675 (c_post_options): Enable tree inlining if inlining is enabled.
4676 Don't inline trees when instrumenting functions.
4677 (c_init): Initialize lang_disregard_inline_limits and
4678 lang_cannot_inline_tree_fn.
4679 * tree-inline.c (initialize_inlined_parameters): Handle calls
4680 with fewer arguments than declared parameters, and fewer
4681 parameters than passed arguments. Don't assume value is a
4683 (declare_return_variable): Convert return value back to the
4684 original type, if it was promoted.
4685 (tree_inlinable_function_p): New function.
4686 (inlinable_function_p): Don't look at DECL_INLINE if we're
4687 inlining all functions. Make it work with a NULL id.
4688 Re-check DECL_UNINLINABLE after language-specific checks.
4689 * tree-inline.h (tree_inlinable_function_p): Declare it.
4690 * integrate.c (save_for_inline): Don't bother to prepare argvec
4692 * cse.c (check_for_label_ref): Don't check deleted labels.
4694 * Makefile.in (tree-inline.o): Depend on newly-included headers.
4695 * tree-inline.c: Include headers needed for the functions moved in.
4696 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
4697 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
4698 (copy_body, initialize_inlined_parameters): Likewise.
4699 (declare_return_variable, inlinable_function_p): Likewise.
4700 (expand_call_inline, expand_calls_inline): Likewise.
4701 (optimize_inline_calls, clone_body): Likewise.
4702 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
4703 (copy_tree_r, remap_save_expr): Likewise.
4705 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
4707 * Makefile.in (OBJS): Added tree-inline.o.
4708 (c-common.o): Depend on tree-inline.h.
4709 (tree-inline.o): New target.
4710 * c-common.c: Include tree-inline.h.
4711 (c_mark_lang_decl): Don't mark saved_tree.
4712 (c_common_lang_init): Set lang_anon_aggr_type_p.
4713 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
4714 (struct c_lang_decl): Moved saved_tree to tree_decl.
4715 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
4716 * integrate.h (function_attribute_inlinable_p): Declare it.
4717 * integrate.c (function_attribute_inlinable_p): Export it.
4718 * tree-inline.c: New file. Define variables declared in...
4719 * tree-inline.h: New file. Declare functions to be moved to
4720 tree-inline.c. Define macros and declare types and hooks for
4721 language-specific tree inlining.
4722 (flag_inline_trees): Moved definition from cp/decl2.c.
4723 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
4724 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
4725 (struct tree_decl): Moved saved_tree from c_lang_decl and
4726 inlined_fns from C++'s lang_decl.
4728 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
4730 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
4731 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
4733 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
4735 * doc/cppinternals.texi: Update.
4737 2001-10-04 Eric Christopher <echristo@redhat.com>
4739 * config/mips/mips.c (init_cumulative_args): Remember to set
4741 * config.gcc: Redo linux configuration. Add target_cpu_default
4742 of soft-float to all mipsisa32 combinations and tx39.
4743 * config/mips/linux.h: Remove include of mips.h.
4745 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
4747 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
4748 HOST_LDFLAGS and HOST_CPPFLAGS.
4750 2001-10-03 Ziemowit Laski <zlaski@apple.com>
4752 * c-parse.in (objc_inherit_code, objc_pq_context,
4753 objc_public_flag): Make static.
4754 (objc_interface_context, objc_implementation_context,
4755 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
4756 global tree array in objc/objc-act.[ch].
4757 (methoddef): Remove unnecessary code.
4759 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
4760 Hoist struct definitions to objc-act.h.
4761 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
4762 cat_count): Place declaration in objc-act.h.
4763 (objc_tree_index): Move enumeration to objc-act.h.
4764 (objc_global_trees): Place declaration and macro accessors in
4766 (implementation_context): Remove duplicate; use
4767 objc_implementation_context instead:
4768 (method_context): Remove duplicate; use objc_method_context
4770 (objc_ellipsis_node, objc_method_prototype_template,
4771 implemented_classes, function_type): Move global vars to
4773 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
4774 (build_message_expr): Move actual construction of ObjC message
4775 send nodes to finish_message_expr.
4776 (finish_message_expr): New routine, contains code formerly in
4778 * objc/objc-act.h (finish_message_expr): New prototype.
4779 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
4780 declarations; these vars are now part of objc_global_trees.
4781 (objc_tree_index, objc_global_trees): Move definitions from
4783 * objc/objc-tree.def: Update copyright info.
4785 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
4787 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
4789 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
4790 only if TARGET_ARCH64.
4792 2001-10-02 Bernd Schmidt <bernds@redhat.com>
4794 * doc/extend.texi: Fix some problems with previous checkin.
4795 * doc/invoke.texi: Likewise.
4797 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
4799 * cpphash.h: Update comments.
4800 (cpp_context): Update.
4801 (spec_nodes): Remove n__Pragma.
4802 * cppinit.c (cpp_create_reader): Update.
4803 (builtin_array): Add _Pragma.
4804 * cpplib.h: Update comments.
4805 (NODE_DISABLED, BT_PRAGMA): New.
4806 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
4807 * cppmacro.c (struct cpp_macro): Remove disabled.
4808 (builtin_macro): Return int, handle _Pragma, push the new token
4809 on the context stack.
4810 (funlike_invocation_p): Unconstify, update.
4811 (enter_macro_context): Handle builtins here.
4812 (replace_args, push_token_context, push_ptoken_context):
4813 Update for prototype changes.
4814 (_cpp_pop_context): Update.
4815 (cpp_get_token): Don't handle buitins, nor _Pragma here.
4816 (cpp_sys_macro_p): Update.
4817 (_cpp_free_definition): Clear disabled flag.
4818 (_cpp_create_definition): Upate.
4819 * cppmain.c: Update comments.
4821 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
4822 Andreas Jaeger <aj@suse.de>,
4823 Jan Hubicka <jh@suse.cz>
4825 * doc/invoke.texi (i386 Options): Document x86-64 options.
4826 (i386 and x86-64 Options): Rename i386 options section.
4828 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
4829 (TARGET_SWITCHES): Add -munwind-info.
4830 (MASK_NO_UNWIND_INFO): New.
4831 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
4833 (ASM_OUTPUT_DOUBLE_INT): New.
4835 * config/i386/linux64.h: New spec file for Linux x86-64 support.
4836 * config.gcc: Fix tm_file settings for x86-64.
4837 * config/i386/x86-64.h: New file with OS independent x86-64
4839 * config/i386/biarch64.h: New file used to configure compiler
4840 to biarch/64bit compilation.
4842 * config/i386/i386.c: (override_options): Set flags default
4843 for 64bit compilation.
4845 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4847 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
4848 (ix86_expand_int_movcc): Optimize DImode conditional moves with
4849 constants on x86_64.
4850 (ix86_attr_length_immediate_default): Support MODE_DI.
4851 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
4853 (indirect_jump, tablejump): Turn into expander.
4855 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4857 * c-common.c (c_format_attribute_table): Make format and
4858 format_arg attributes apply to function types rather than to
4860 (is_valid_printf_arglist): Construct an attribute list and pass
4861 that to check_function_format rather than a name.
4862 * c-common.h (check_function_format): Adjust prototype.
4863 * c-decl.c (duplicate_decls): Preserve attributes from type of
4864 built-in decl when allowing for harmless conflict in types.
4865 * c-format.c (record_function_format,
4866 record_international_format, function_format_list,
4867 international_format_info, international_format_list): Remove.
4868 (function_format_info): Remove next, name and assembler_name.
4869 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
4870 (decode_format_attr): New.
4871 (handle_format_attribute): Handle receiving a type rather than a
4872 decl. Call decode_format_attr. Store format information in a
4873 function_format_info.
4874 (handle_format_arg_attribute): Correct comment. Handle receiving
4875 a type rather than a decl. Use unsigned HOST_WIDE_INT for
4877 (check_format_info_recurse, check_format_info_main): Take argument
4878 numbers as unsigned HOST_WIDE_INT.
4879 (check_function_format): Take a list of attributes from the
4880 function type rather than a name or assembler name. Check for
4881 format attributes in that list and the attributes on the type of
4882 the current function rather than looking through
4883 function_format_list.
4884 (check_format_info): Use unsigned HOST_WIDE_INT for argument
4886 (check_format_info_recurse): Take format_arg attributes from the
4887 type of the function calls rather than using
4888 international_format_list. Allow for multiple format_arg
4890 * c-typeck.c (build_function_call): Pass type attributes to
4891 check_function_format rather than name or assembler name. Don't
4892 require there to be a name or assembler name to check formats.
4894 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4896 * attribs.c (decl_attributes): Possibly call
4897 insert_default_attributes to insert default attributes on
4898 functions in a lazy manner.
4899 * builtin-attrs.def: New file; define the default format and
4900 format_arg attributes.
4901 * c-common.c (c_format_attribute_table): Move to earlier in the
4903 (c_common_nodes_and_builtins): Initialize format_attribute_table.
4904 (enum built_in_attribute, built_in_attributes,
4905 c_attrs_initialized, c_init_attributes,
4906 c_common_insert_default_attributes): New.
4907 (c_common_lang_init): Don't initialize format_attribute_table. Do
4908 call c_init_attributes.
4909 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
4910 * c-common.h (init_function_format_info): Don't declare.
4911 (c_common_insert_default_attributes): Declare.
4912 * c-decl.c (implicitly_declare, builtin_function): Call
4914 (init_decl_processing): Don't call init_function_format_info.
4915 (insert_default_attributes): New.
4916 * c-format.c (handle_format_attribute,
4917 handle_format_arg_attribute): Be quiet about inappropriate
4918 declaration when applying default attributes.
4919 (init_function_format_info): Remove.
4920 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
4921 (insert_default_attributes): Declare.
4923 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4925 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
4927 2001-10-01 Jim Wilson <wilson@redhat.com>
4929 * sched-deps.c (add_dependence): When elide conditional dependence,
4930 check that insn doesn't modify cond2.
4932 2001-10-01 Dale Johannesen <dalej@apple.com>
4934 * config/rs6000/rs6000.h (enum processor_type): Add support
4935 for 7400 (G4) and 7450.
4937 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4938 (rs6000_issue_rate): Ditto.
4939 (rs6000_adjust_cost): Fix cycle counts for compares.
4940 (debug_stack_info): Fix an obvious typo.
4941 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
4942 * doc/invoke.texi: Document.
4943 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
4945 (PROCESSOR_DEFAULT): Ditto.
4947 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
4949 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
4950 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
4951 later recursive make invocation.
4953 2001-10-01 Hans Boehm <boehm@acm.org>
4955 * optabs.c (emit_libcall_block): When using non-call exceptions,
4956 don't add REG_LIBCALL reg notes to trapping calls.
4958 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4960 * flow.c (propagate_block_delete_libcall): Remove unused first arg
4961 (propagate_one_insn): Update for above change
4963 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4965 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
4966 _Unwind_GetTextRelBase): Argument is unused.
4968 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4970 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
4971 Loop through NOPs, placeholders, and components.
4972 Don't go through NOPs if change mode.
4973 (record_alias_subset): Do nothing if SUBSET and SET are the same.
4974 * emit-rtl.c (set_mem_alias_set): Enable check.
4975 * expr.c (find_placeholder): New function.
4976 (expand_expr, case PLACEHOLDER_EXPR): Use it.
4977 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
4978 to modify it and avoid unneeded copies.
4979 * expr.h (expand_expr): Always define.
4980 (find_placeholder): New declaration.
4982 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4984 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
4985 operand 2 is the stack pointer.
4986 ("addr-peephole"): Fix address computation peephole when operand 2
4987 is the stack pointer.
4989 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4991 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
4992 (ix86_setup_incoming_varargs): Likewise.
4994 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
4996 * stor-layout.c (layout_type): Don't complain about too-large
4999 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5001 * function.c (keep_stack_depressed): Don't use delete_insn.
5003 * expr.h (set_mem_alias_set): Move decl to here.
5004 * rtl.h (mem_attrs): New typedef and struct.
5005 (union rtunion_def): Add field for mem_attrs.
5006 (X0MEMATTR, MEM_ATTRS): New macros.
5007 (MEM_ALIAS_SET): Use MEM_ATTRS.
5008 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
5009 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
5010 (set_mem_alias_set): Delete decl from here.
5012 * alias.c (set_mem_alias_set): Delete from here.
5013 * emit-rtl.c (mem_attrs_htab): New variable.
5014 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
5015 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
5016 (mem_attrs_mark, get_mem_attrs): Likewise.
5017 (gen_rtx_MEM): Clear MEM_ATTRS.
5018 (set_mem_attributes): Move to here.
5019 (set_mem_alias_set): Likewise, and call get_mem_attrs.
5020 (init_emit_once): const_int_htab now deletable htab.
5021 Initialize mem_attrs_htab.
5022 * explow.c (set_mem_attributes): Delete from here.
5023 * function.c (put_var_into_stack): Clear MEM_ATTRS.
5024 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
5025 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
5026 * reload1.c (reload): Rework changing REG to MEM.
5028 2001-09-30 H.J. Lu <hjl@gnu.org>
5030 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
5031 * config.in: Rebuild.
5033 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5035 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
5036 ("tsthi_1"): Avoid allocation in register y.
5037 ("*movqi_68hc12"): Reorganize and fix constraints.
5038 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
5039 ("addqi3"): Likewise.
5040 ("addhi3"): Fix constraints.
5041 ("*logicalhi3_zexthi"): Disparage soft registers.
5043 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5045 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
5048 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5050 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
5051 that we use setjmp/longjmp exceptions.
5053 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
5055 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
5056 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
5057 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
5058 _cpp_pool_alloc, _cpp_next_chunk): Remove.
5059 (_cpp_extend_buff, BUFF_ROOM): Update.
5060 (_cpp_append_extend_buff): New.
5061 (struct cpp_reader): Remove macro_pool, add a_buff.
5062 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
5064 (cpp_destroy): Free a_buff instead of macro_pool.
5065 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
5066 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
5067 _cpp_pool_alloc, ): Remove.
5068 (parse_number, parse_string): Update use of _cpp_extend_buff.
5069 (_cpp_extend_buff): Update.
5070 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
5071 * cpplib.c (glue_header_name, parse_answer):
5072 Update use of _cpp_extend_buff.
5073 (cpp_register_pragma, cpp_register_pragma_space): Use
5075 (do_assert, do_unassert): Check for EOL, update.
5076 * cppmacro.c (stringify_arg, collect_args): Update to use
5077 _cpp_extend_buff and _cpp_append_extend_buff.
5078 (save_parameter, parse_params, alloc_expansion_token,
5079 _cpp_create_definition): Rework memory management.
5081 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
5083 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
5084 update md_exec_prefix.
5085 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
5088 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5090 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
5091 (SELECT_CC_MODE): Use s390_select_ccmode.
5092 * config/s390/s390-protos.h (s390_select_ccmode): Add.
5093 * config/s390/s390.c (s390_select_ccmode): New.
5094 (s390_match_ccmode): Add CCLmode.
5095 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
5096 (output_branch_condition, output_inverse_branch_condition): Removed.
5097 (print_operand): Use s390_branch_condition_mnemonic.
5098 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
5099 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
5100 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
5102 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
5103 when converting conditional branches to far branches.
5104 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
5105 cmpint_di): Use CCSmode instead of CCUmode.
5107 * config/s390/s390.c (legitimate_la_operand_p): New.
5108 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
5109 * config/s390/s390.md (movsi): Convert load address patterns to
5110 arithmetic operations when necessary.
5111 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
5112 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
5113 (*do_la_reg_0): Don't use before reload.
5115 * config/s390/s390.c (legitimize_address): Make more efficient
5116 use of two-register addressing mode.
5118 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
5119 with -mno-backchain in some corner cases.
5121 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
5123 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
5125 * reload.c (find_reloads): Mark new USE insns with QImode.
5126 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
5127 find_reloads_subreg_address): Likewise.
5128 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
5130 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
5132 (reload): Make sure there are no USEs with mode other than
5133 VOIDmode. At the end, remove those marked with QImode.
5135 2001-09-29 Per Bothner <per@bothner.com>
5137 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
5138 * Makefile.in (includedir): Rename to local_includedir.
5139 (includedir): Define as $(prefix)/include.
5140 * config.in (PREFIX_INCLUDE_DIR): New variable.
5141 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
5143 2001-09-29 Bernd Schmidt <bernds@redhat.com>
5145 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
5147 * doc/extend.texi (Vector Extensions): New node.
5148 * doc/invoke.texi (Machine Dependent Options): Add documentation for
5149 i386 -mmmx, -msse, -m3dnow.
5151 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5153 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
5155 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
5157 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
5159 * doc/invoke.texi (Optimize Options): Delete spurious @table.
5161 2001-09-28 Richard Henderson <rth@redhat.com>
5163 * varasm.c (assemble_integer): Bound alignment check by
5166 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
5168 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5170 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
5172 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5174 Mostly from Graham Stott <grahams@redhat.com>
5175 * c-common.c (type_for_mode): Add support for V2SFmode.
5176 * tree.c (build_common_tree_nodes_2): Likewise.
5177 * tree.h (enum tree_index, global_trees): Likewise.
5178 * config/i386/i386.c (x86_3dnow_a): New variable.
5179 (override_options): Support 3Dnow extensions.
5180 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
5181 Athlon's version of 3Dnow.
5182 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
5183 (ix86_expand_builtin): Handle them.
5184 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
5185 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
5186 TARGET_3DNOW_A): New macros.
5187 (TARGET_SWITCHES): Add 3Dnow switches.
5188 (VALID_MMX_REG_MODE_3DNOW): New macro.
5189 (VECTOR_MODE_SUPPORTED_P): Use it.
5190 (enum ix86_builtins): Add entries for 3Dnow builtins.
5191 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
5192 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
5193 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
5194 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
5195 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
5196 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
5197 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
5198 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
5199 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
5200 sfence_insn, prefetch): Make these available if TARGET_SSE or
5203 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5205 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
5206 ix86_va_start, ix86_build_va_list): Declare.
5207 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
5208 ix86_va_start, ix86_build_va_list): New global functions.
5209 * i386.md (sse_prologue_save_insn): New insn.
5210 (sse_prologue_save): New expander.
5211 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
5212 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
5214 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5216 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
5217 Use size_t everywhere, make definitions consistent with
5220 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
5222 * gcse.c (replace_store_insn): Use delete_insn.
5223 * loop.c (move_movables): Likewise; avoid delete_insn
5224 from clobbering notes moved elsewhere.
5225 (check_dbra_loop): Use delete_insn.
5226 * ssa.c (convert_from_ssa): Likewise.
5227 * cse.c (cse_insn): Use delete_insn.
5229 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5231 * cpphash.h (struct cpp_buff): Make unsigned.
5232 (_cpp_get_buff): Take length of size_t.
5233 (_cpp_unaligned_alloc): New.
5234 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
5235 (struct cpp_reader): Remove ident_pool. Add u_buff.
5236 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
5237 (cpp_destroy): Destroy u_buff, not ident_pool.
5238 * cpplex.c (parse_number, parse_string, save_comment,
5239 cpp_token_as_text): Update to use the unaligned buffer.
5240 (new_buff): Make unsigned.
5241 (_cpp_unaligned_alloc): New.
5242 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
5243 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
5245 (collect_args): Make unsigned.
5247 2001-09-27 Zack Weinberg <zack@codesourcery.com>
5249 * cpplex.c (cpp_output_token): Use a putc loop for
5250 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
5252 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
5253 * configure, config.in: Regenerate.
5254 * system.h: Replace fwrite and fprintf with their unlocked
5255 variants if available.
5257 2001-09-27 Richard Henderson <rth@redhat.com>
5259 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
5260 in favour of .eh_frame.
5262 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
5264 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
5266 (LIBCALL_VALUE): Likewise.
5268 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5270 * cpphash.h: Update comment.
5271 * cpplex.c: Update comments.
5272 (_cpp_can_paste): Remove.
5273 * cpplib.h (_cpp_can_paste): Remove.
5274 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
5275 lexer rather than _cpp_can_paste.
5277 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5279 * doc/cppinternals.texi: Update.
5281 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5283 * cpphash.h (struct cpp_pool): Remove locks and locked.
5284 (struct cpp_context): Add member buff.
5285 (struct cpp_reader): Remove member argument_pool.
5286 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5287 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
5288 * cpplex.c (chunk_suitable): Remove pool argument.
5289 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
5290 (new_buff, _cpp_extend_buff): Update.
5291 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
5292 which buffer is returned.
5293 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
5294 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5295 * cppmacro.c (lock_pools, unlock_pools): Remove.
5296 (push_ptoken_context): Take a _cpp_buff.
5297 (enter_macro_context): Pool locking removed.
5298 (replace_args): Use a _cpp_buff for the replacement list with
5300 (push_token_context): Clear buff.
5301 (expand_arg): Use _cpp_pop_context.
5302 (_cpp_pop_context): Free a context's buffer, if any.
5304 2001-09-26 DJ Delorie <dj@redhat.com>
5306 * c-typeck.c (digest_init): Check for sizeless arrays.
5308 2001-09-26 Richard Henderson <rth@redhat.com>
5310 * optabs.c (init_one_libfunc): Create a dummy function type
5311 instead of using error_mark_node.
5313 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5315 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
5316 _cpp_extend_buff, _cpp_free_buff): New.
5317 (struct cpp_reader): New member free_buffs.
5318 * cppinit.c (cpp_destroy): Free buffers.
5319 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
5320 _cpp_extend_buff, _cpp_free_buff): New.
5321 * cpplib.h (struct cpp_options): Remove unused member.
5322 * cppmacro.c (collect_args): New. Combines the old parse_arg
5323 and parse_args. Use _cpp_buff for memory allocation.
5324 (funlike_invocation_p, replace_args): Update.
5326 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5328 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
5330 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
5332 * except.c (sjlj_mark_call_sites): Change address inside sequence.
5334 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
5336 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
5339 2001-09-25 Janis Johnson <janis187@us.ibm.com>
5340 Jim Wilson <wilson@redhat.com>
5342 * doc/install.texi (Specific, ia64-*-linux): Document.
5344 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5346 * Makefile.in (cfgrtl.o): Add.
5347 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5348 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5349 free_aux_for_edge): Declare.
5351 (HAVE_return): Undefine.
5352 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5353 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5354 free_aux_for_edge): New global functions.
5355 (first_delete_block): New static variable.
5356 (init_flow): Clear first_delete_block.
5357 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
5358 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
5359 try_redirect_by_replacing_jump, last_loop_beg_note,
5360 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
5361 delete_insn, delete_insn_chain, create_basic_block_structure,
5362 create_basic_block, flow_delete_block, compute_bb_for_insn,
5363 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
5364 set_block_for_new_insns, split_block, merge_blocks_nomove,
5365 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5366 redirect_edge_and_branch, force_nonfallthru_and_redirect,
5367 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
5368 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
5369 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
5370 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
5371 purge_all_dead_edges): Move to ....
5372 * cfgrtl.c: New file; .... Here.
5374 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
5375 (reroder_basic_block): Use alloc_aux_for_blocks.
5376 * predict.c (estimate_bb_frequencies): Likewise; use
5377 alloc_aux_for_edges.
5378 * profile.c (compute_branch_probabilities): Likewise.
5379 (branch_prob): Likewise.
5380 * reg-stack.c (reg_to_stack): Likewise.
5382 * emit-rtl.c (emit_insns_after): Never return NULL.
5384 * basic-block.h (set_block_for_new_insns): Delete.
5385 * cfgrtl.c (set_block_for_new_insns): Delete.
5387 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
5388 calls when crossjumping.
5390 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
5391 * unroll.c (copy_loop_body): Use delete_insn.
5393 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
5394 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
5395 keep_stack_depressed): Likewise.
5396 * gcse.c (cprop_cc0_jump): Likewise.
5397 * local-alloc.c (update_equiv_regs): Likewise.
5398 * loop.c (scan_loop, loop_delete_insns): Likewise.
5399 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
5400 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
5401 delete_output_reload, delete_address_reloads_1,
5402 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
5404 * sibcall.c (replace_call_placeholder): Likewise.
5405 * cse.c (cse_insn): Likewise.
5407 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5409 From Graham Stott <grahams@redhat.com>
5410 (def_builtin): Only define builtins appropriate for target_flags. All
5412 (builtin_decsription): Add new field mask which is used to determine
5413 when to define the builtin via the macro def_builtin.
5415 (bdesc_comi): Initialise new mask fields.
5416 (bdesc_2srg): Likewise.
5417 (bdesc_1arg): Likewise.
5419 * config/i386/i386.c (ix86_init_builtins): Correct return type
5420 building v4hi_ftype_v4hi_int_int tree node.
5421 (ix86_expand_sse_comi): Fix typo swapping operands.
5422 Don't swap comparision condition, it is already swapped.
5423 (ix86_expand_sse_compare): Before swapping operands
5424 move operand 1 into new rtx and not the target rtx.
5425 Don't swap comparison condition, it is already swapped.
5426 Always check whether we need to create a new TARGET.
5428 * config/i386/i386.md: (sse_comi) Fix typos.
5429 (sse_ucomi): Likewise.
5430 (cvtss2si): Fix operand 0 contraint.
5431 (cvttss2si): Likewise.
5432 (sse_unpckhps): Fix mode for operand 2.
5433 (sse_unpcklps): Likewise.
5435 2001-09-25 Graham Stott <grahams@redhat.com>
5437 * sibcall.c (skip_copy_to_return_value): Tighten return value
5440 2001-09-24 David Edelsohn <edelsohn@gnu.org>
5442 * rs6000.c (lwa_operand): Address must be word aligned.
5444 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5446 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
5447 number has been set.
5448 (type_hash_mark): Mark type itself.
5450 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
5452 * c-lex.c (cb_def_pragma): Update.
5453 (c_lex): Update, and skip padding.
5454 * cppexp.c (lex, parse_defined): Update, remove unused variable.
5455 * cpphash.h (struct toklist): Delete.
5456 (union utoken): New.
5457 (struct cpp_context): Update.
5458 (struct cpp_reader): New members eof, avoid_paste.
5459 (_cpp_temp_token): New.
5460 * cppinit.c (cpp_create_reader): Update.
5461 * cpplex.c (_cpp_temp_token): New.
5462 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
5463 (cpp_output_token): Don't print leading whitespace.
5464 (cpp_output_line): Update.
5465 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
5466 do_include_common, do_line, do_ident, do_pragma,
5467 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
5468 parse_assertion): Update.
5469 (get_token_no_padding): New.
5470 * cpplib.h (CPP_PADDING): New.
5471 (AVOID_LPASTE): Delete.
5472 (struct cpp_token): New union member source.
5473 (cpp_get_token): Update.
5474 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
5475 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
5476 replace_args, quote_string, stringify_arg, parse_arg, next_context,
5477 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
5478 _cpp_backup_tokens, _cpp_create_definition): Update.
5479 (push_arg_context): Delete.
5480 (padding_token, push_token_context, push_ptoken_context): New.
5481 (make_string_token, make_number_token): Update, rename.
5482 (cpp_get_token): Update to handle tokens as pointers to const,
5483 and insert padding appropriately.
5484 * cppmain.c (struct printer): New member prev.
5485 (check_multiline_token): Constify.
5486 (do_preprocessing, cb_line_change): Update.
5487 (scan_translation_unit): Update to handle spacing.
5488 * scan-decls.c (get_a_token): New.
5489 (skip_to_closing_brace, scan_decls): Update.
5490 * fix-header.c (read_scan_file): Update.
5492 * doc/cpp.texi: Update.
5494 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5496 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
5497 leak by passing malloc'ed pointer to reconcat, not concat.
5499 2001-09-24 DJ Delorie <dj@redhat.com>
5501 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
5503 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
5505 * flow.c (delete_dead_jumptables): Delete jumptable if the only
5506 reference is from the literal pool.
5508 2001-09-24 Janis Johnson <janis187@us.ibm.com>
5510 * doc/install.texi (Final install): Request additional information
5511 in mail about successful builds.
5513 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5515 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
5516 initial value of return pointer register instead of value in frame-20.
5519 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5521 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
5522 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
5523 the libcall if there isn't a referenced identifier for the symbol.
5525 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5527 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
5528 non 64-bit machines. Use these as a plabel for the trampoline.
5529 (TRAMPOLINE_SIZE): Adjust size for new words.
5530 (INITIALIZE_TRAMPOLINE): Initialize new words.
5531 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
5532 pointer to the plabel in the trampoline.
5534 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5536 * pa.c (function_arg): Pass floating arguments in both general and
5537 floating registers in indirect (dynamic) calls when generating code
5538 for the 32 bit ABI and the HP assembler.
5540 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5542 * doc/install.texi: Markup fixes.
5543 Use Solaris 2, SunOS 4 as appropriate.
5544 (Specific, *-*-solaris2*): Explain this.
5545 Unconditionally warn against /usr/ucb tools.
5546 Remove Sun as warning, obsolete.
5547 Move X11 header bug workaround here, update patches.
5548 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
5549 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
5551 2001-09-23 Zack Weinberg <zack@codesourcery.com>
5553 * errors.h (warning, error, fatal, internal_error): Don't mark
5554 with ATTRIBUTE_PRINTF_n.
5555 * toplev.h (internal_error, fatal_io_error, warning, error,
5556 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
5557 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
5560 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5562 * function.c (pop_function_context_from): var_refs_queue
5563 and temp slots now in GC memory.
5564 (mark_function_status, free_after_compilation): Likewise;
5565 also struct function now in GC memory.
5566 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
5567 (combine_temp_slots): Likewise.
5568 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
5569 (prepare_function_start): Use GC memory for struct function.
5570 (mark_temp_slot): Deleted.
5571 (gcc_mark_struct_function): struct function now in GC memory.
5573 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
5574 code for division, not modulus.
5576 * rtl.def (MEM): Remove obsolete part of comment.
5578 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
5580 * c-format.c (init_function_format_info): Check __builtin_printf
5581 and __builtin_fprintf even if -ffreestanding. Check C99 functions
5584 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5586 * c-common.c (format_attribute_table): Remove decl.
5587 * tree.h (format_attribute_table, lang_attribute_table): New decls.
5588 (lang_attribute_common): Likewise.
5590 * function.c (fix_lexical_address): Use set_mem_alias_set.
5591 (expand_function_start): Likewise.
5592 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
5594 * varasm.c (output_constant): Fix unused variable warning.
5596 * attribs.c: New file, from c-common.c.
5597 (attribute_tables): Now four elements.
5598 (format_attribute_table, lang_attribute_common): New variables.
5599 (init_attributes): Reflect above changes.
5600 (handle_mode_attribute): Delete check for wider than uintmax.
5601 * c-common.c: Delete parts moved to attribs.c.
5602 (enum attrs): Deleted; unused.
5603 (c_format_attribute_table): New variable.
5604 (c_common_lang_init): Initialize format_attribute_table with it.
5605 * c-common.h (decl_attributes): Remove decl.
5606 * tree.h (decl_attribute): Move it to here.
5607 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
5608 (attribs.o): New rule.
5610 2001-09-22 Andreas Jaeger <aj@suse.de>
5612 * builtins.c (c_getstr): Remove unused variable.
5614 2001-09-21 Richard Henderson <rth@redhat.com>
5616 * reload1.c (reload): Use delete_insn instead of splatting
5619 2001-09-21 Richard Henderson <rth@redhat.com>
5621 * reload.c (push_secondary_reload): Don't check for "=" in output
5622 constraint after ""->ALL_REGS check.
5624 2001-09-21 Richard Henderson <rth@redhat.com>
5626 * predict.c (expected_value_to_br_prob): Use pc_set.
5628 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
5629 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
5631 2001-09-21 Richard Henderson <rth@redhat.com>
5633 * rtl.h (LCT_RETURNS_TWICE): New.
5634 * calls.c (emit_call_1): Set current_function_calls_setjmp for
5636 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
5637 to ECF_RETURNS_TWICE.
5638 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
5641 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
5643 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
5644 (JMP_BUF_SIZE): New.
5646 2001-09-21 Richard Henderson <rth@redhat.com>
5648 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
5651 2001-09-21 Richard Henderson <rth@redhat.com>
5653 * tree.def (FDESC_EXPR): New.
5654 * expr.c (expand_expr): Handle it.
5655 * varasm.c (initializer_constant_valid_p): Likewise.
5656 (output_constant): Likewise.
5657 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5658 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5659 (ASM_OUTPUT_FDESC): New.
5660 * doc/tm.texi: Document the new macros.
5662 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5664 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
5665 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
5666 once merging is complete.
5668 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5670 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
5672 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5674 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
5675 that would be invalid after a merge.
5677 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
5679 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
5680 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
5682 (flow_delete_insn): This one.
5683 (delete_insn_chain): Rename from ...; do not care labels.
5684 (flow_delete_insn_chain): ... this one.
5685 (flow_delete_block): Remove the insns one BB has been expunged.
5686 (merge_blocks_nomove): Likewise.
5687 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
5688 updating BB boundaries.
5689 (tidy_fallthru_edge): Likewise.
5690 (commit_one_edge_insertion): Likewise.
5691 * cfgbuild.c (find_basic_block): Likewise.
5692 (find_basic_blocks_1): Likewise.
5693 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
5694 (try_crossjump_to_edge): Likewise.
5695 (try_optimize_cfg): Likewise.
5696 * cse.c (delete_trivially_dead_insns): Likewise.
5697 * df.c (df_insn_delete): Likewise.
5698 * doloop.c (doloop_modify): Use delete_related_insns.
5699 * emit-rtl.c (try_split): Likewise.
5700 (remove_insn): Update BB boundaries.
5701 * expect.c (connect_post_landing_pads): Use delete_related_insns.
5702 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
5703 updating BB boundaries.
5704 (propagate_block_delete_insn): Likewise.
5705 (propagate_block_delete_libcall): Likewise.
5706 * function.c (delete_handlers): Use delete_related_insns.
5707 (thread_prologue_and_epilogue_insns): Likewise.
5708 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
5709 * genpeep.c (gen_peephole): Use delete_related_insns.
5710 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
5712 (find_cond_trap): Likewise.
5713 * integrate.c (save_for_inline): Use delete_related_insns.
5714 (copy_insn_list): Likewise.
5715 * jump.c (pruge_linie_number_notes): Likewise.
5716 (duplicate_loop_exit_test): Likewise.
5717 (delete_computation): Likewise.
5718 (delete_related_insn): Rename from ...; use delete_insn
5719 (delete_insn): ... this one.
5720 (redirect_jump): Use delete_related_insns.
5721 * loop.c (scan_loop): Likewise.
5722 (move_movables): Likewise.
5723 (find_and_verify_loops): Likewise.
5724 (check_dbra_loop): Likewise.
5725 * recog.c (peephole2_optimize): Likewise.
5726 * reg-stack.c (delete_insn_for_stacker): Remove.
5727 (move_for_stack_reg): Use delete_insn.
5728 * regmove.c (combine_stack_adjustments_for_block): Likewise.
5729 * reload1.c (delete_address_reloads): Use delete_related_insns.
5730 (fixup_abnormal_edges): Use delete_insn.
5731 * recog.c (emit_delay_sequence): Use delete_related_insns.
5732 (delete_from-delay_slot): Likewise.
5733 (delete_scheduled_jump): likewise.
5734 (optimize_skip): Likewise.
5735 (try_merge_delay_insns): Likewise.
5736 (full_simple_delay_slots): Likewise.
5737 (fill_slots_from_thread): Likewise.
5738 (relax_delay_slots): Likewise.
5739 (make_return_insns): Likewise.
5740 (dbr_schedule): Likewise.
5741 * rtl.h (delete_insn): Rename to delete_related_insns.
5742 (delete_insn, delete_insn_chain): New prototypes.
5743 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
5744 by df_insn_delete already.
5745 * ssa-dce.c (delete_insn_bb): Use delete_insn.
5746 * ssa.c (convert_from_ssa): Use delete_related_insns.
5747 * unroll.c (unroll_loop): Likewise.
5748 (calculate_giv_inc): Likewise.
5749 (copy_loop_body): Likewise.
5751 * i386-protos.h (ix86_libcall_value, ix86_function_value,
5752 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5753 ix86_return_in_memory, ix86_function_value): Declare.
5754 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
5755 new static valurables.
5756 (x86_64_reg_class): New enum
5757 (x86_64_reg_class_name): New array.
5758 (classify_argument, examine_argument, construct_container,
5759 merge_classes): New static functions.
5760 (optimization_options): Enable flag_omit_frame_pointer and disable
5761 flag_pcc_struct_return on 64bit.
5762 (ix86_libcall_value, ix86_function_value,
5763 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5764 ix86_return_in_memory, ix86_function_value): New global functions.
5765 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
5766 (function_arg_advance): Handle x86_64 passing conventions.
5767 (function_arg): Likewise.
5768 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
5769 (RETURN_IN_MEMORY): Move offline.
5770 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
5771 (FUNCTION_VALUE_REGNO_P): New macro.
5772 (FUNCTION_ARG_REGNO_P): Move offline.
5773 (struct ix86_args): Add maybe_vaarg.
5774 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
5775 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
5777 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
5779 * s390.md: Changed attributes for scheduling.
5780 * s390.c: (s390_adjust_cost, s390_adjust_priority)
5783 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
5785 Table-driven attributes.
5786 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
5787 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
5788 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
5789 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
5790 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
5791 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
5792 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
5793 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
5794 * tree.h (struct tree_decl): Change machine_attributes to
5796 * doc/c-tree.texi: Document that all attributes are now attached
5798 * c-common.c (add_attribute, attrtab, attrtab_idx,
5799 default_valid_lang_attribute, valid_lang_attribute): Remove.
5800 (attribute_tables, attributes_initialized,
5801 c_common_attribute_table, default_lang_attribute_table): New
5803 (handle_packed_attribute, handle_nocommon_attribute,
5804 handle_common_attribute, handle_noreturn_attribute,
5805 handle_unused_attribute, handle_const_attribute,
5806 handle_transparent_union_attribute, handle_constructor_attribute,
5807 handle_destructor_attribute, handle_mode_attribute,
5808 handle_section_attribute, handle_aligned_attribute,
5809 handle_weak_attribute, handle_alias_attribute,
5810 handle_no_instrument_function_attribute,
5811 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
5812 handle_no_limit_stack_attribute, handle_pure_attribute): New
5814 (init_attributes, decl_attributes): Rewrite to implement
5815 table-driven attributes.
5816 * c-common.h (enum attribute_flags): Move to tree.h.
5817 * c-format.c (decl_handle_format_attribute,
5818 decl_handle_format_arg_attribute): Rename to
5819 handle_format_attribute and handle_format_arg_attribute. Update
5820 for table-driven attributes.
5821 * c-common.h (decl_handle_format_attribute,
5822 decl_handle_format_arg_attribute): Remove prototypes.
5823 (handle_format_attribute, handle_format_arg_attribute): Add
5825 * c-decl.c (grokdeclarator): Handle attributes nested inside
5827 * c-parse.in (setattrs, maybe_setattrs): Remove.
5828 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
5829 Update to handle nested attributes properly.
5830 (maybe_resetattrs, after_type_declarator,
5831 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
5832 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
5834 (make_pointer_declarator): Update to handle nested attributes
5836 * doc/extend.texi: Update documentation of limits of attributes
5837 syntax. Warn about problems with attribute semantics in C++.
5838 * target.h (struct target): Remove valid_decl_attribute and
5839 valid_type_attribute. Add attribute_table and
5840 function_attribute_inlinable_p.
5841 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
5842 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
5843 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
5845 (TARGET_INITIALIZER): Update.
5846 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
5848 (function_attribute_inlinable_p): New function. Check for the
5849 presence of any machine attributes before using
5850 targetm.function_attribute_inlinable_p.
5851 (function_cannot_inline_p): Update.
5852 * Makefile.in (integrate.o): Update dependencies.
5853 * doc/tm.texi: Update documentation of target attributes and
5854 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
5855 * tree.c (default_valid_attribute_p, valid_machine_attribute):
5857 (default_target_attribute_table,
5858 default_function_attribute_inlinable_p): New.
5859 (lookup_attribute): Update comment to clarify handling of multiple
5860 attributes with the same name.
5861 (merge_attributes, attribute_list_contained): Allow multiple
5862 attributes with the same name but different arguments to appear in
5863 the same attribute list.
5864 * tree.h (default_valid_attribute_p): Remove prototype.
5865 (struct attribute_spec): New.
5866 (default_target_attribute_table): Declare.
5867 (enum attribute_flags): Move from c-common.h. Add
5868 ATTR_FLAG_TYPE_IN_PLACE.
5869 (default_function_attribute_inlinable_p): Declare.
5870 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
5871 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5872 (TARGET_ATTRIBUTE_TABLE): Define.
5873 (vms_attribute_table): New.
5874 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
5875 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5876 (TARGET_ATTRIBUTE_TABLE): Define.
5877 (arc_attribute_table, arc_handle_interrupt_attribute): New.
5878 * config/arm/arm.c (arm_valid_type_attribute_p,
5879 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
5881 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5883 (TARGET_ATTRIBUTE_TABLE): Define.
5884 (arm_attribute_table, arm_handle_fndecl_attribute,
5885 arm_handle_isr_attribute): New.
5886 * config/avr/avr.c (avr_valid_type_attribute,
5887 avr_valid_decl_attribute): Remove.
5888 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
5890 (TARGET_ATTRIBUTE_TABLE): Define.
5891 (avr_attribute_table, avr_handle_progmem_attribute,
5892 avr_handle_fndecl_attribute): New.
5893 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
5894 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5895 (TARGET_ATTRIBUTE_TABLE): Define.
5896 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
5897 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
5898 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5899 (TARGET_ATTRIBUTE_TABLE): Define.
5900 (h8300_attribute_table, h8300_handle_fndecl_attribute,
5901 h8300_handle_eightbit_data_attribute,
5902 h8300_handle_tiny_data_attribute): New.
5903 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
5904 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
5906 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
5908 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
5909 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5911 (TARGET_ATTRIBUTE_TABLE): Define.
5912 (ix86_attribute_table, ix86_handle_cdecl_attribute,
5913 ix86_handle_regparm_attribute): New.
5914 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
5915 i386_pe_valid_type_attribute_p): Remove.
5916 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
5917 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
5918 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5919 (TARGET_ATTRIBUTE_TABLE): Define.
5920 (ia64_attribute_table): New.
5921 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
5922 interrupt_ident2, model_ident1, model_ident2): Remove.
5923 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5924 (TARGET_ATTRIBUTE_TABLE): Define.
5925 (init_idents): Update.
5926 (m32r_attribute_table, m32r_handle_model_attribute): New.
5927 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
5929 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5930 (TARGET_ATTRIBUTE_TABLE): Define.
5931 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
5932 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
5933 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5934 (TARGET_ATTRIBUTE_TABLE): Define.
5935 (mcore_attribute_table, mcore_handle_naked_attribute): New.
5936 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
5937 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5938 (TARGET_ATTRIBUTE_TABLE): Define.
5939 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
5940 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
5941 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5942 (TARGET_ATTRIBUTE_TABLE): Define.
5943 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
5944 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
5945 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5946 (TARGET_ATTRIBUTE_TABLE): Define.
5947 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
5948 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5950 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
5952 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
5953 (TARGET_ATTRIBUTE_TABLE): Define.
5954 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
5956 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
5957 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5958 (TARGET_ATTRIBUTE_TABLE): Define.
5959 (v850_attribute_table, v850_handle_interrupt_attribute,
5960 v850_handle_data_area_attribute): New.
5961 * config/v850/v850-c.c (mark_current_function_as_interrupt):
5962 Return void. Call decl_attributes instead of
5963 valid_machine_attribute.
5965 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
5967 * sh-protos.h (sh_pr_n_sets): Declare.
5968 * sh.c (calc_live_regs): If the initial value for PR has been copied,
5969 look at the copy to determine if PR needs to be saved.
5970 sh_pr_n_sets: New function.
5971 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
5972 (ALLOCATE_INITIAL_VALUE): Define.
5974 * sh.c (initial_elimination_offset):
5975 Fix RETURN_ADDRESS_POINTER_REGNUM case.
5977 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
5979 * integrate.c (allocate_initial_values): New function.
5980 * integrate.h (allocate_initial_values): Declare.
5981 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
5983 * reload1.c (reload): And initialization of reg_equiv_memory_loc
5985 * toplev.c (rest_of_compilation): To here.
5986 Call allocate_initial_values.
5987 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
5989 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5991 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
5993 2001-09-20 DJ Delorie <dj@redhat.com>
5995 * c-typeck.c (really_start_incremental_init): Discriminate
5996 between zero-length arrays and flexible arrays.
5997 (push_init_level): Detect zero-length arrays and handle them
5998 like fixed-sized arrays.
5999 * expr.c (store_constructor): Handle zero-length arrays and
6000 flexible arrays correctly.
6001 * doc/extend.texi: Update zero-length array notes.
6003 2001-09-20 Jim Wilson <wilson@redhat.com>
6005 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
6006 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
6007 for issue port conflicts.
6008 (cycle_end_fill_slots): TYPE_L instructions take two slots.
6010 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
6012 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
6015 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6017 * fold-const.c (hashtab.h): Include.
6018 (int_const_binop): Remove FORSIZE arg and compute from type; all
6020 Call size_int_type_wide for all single-word constants.
6021 (size_htab_hash, size_htab_eq): New functions.
6022 (size_int_type_wide): Rework to use hash table.
6023 * ggc-common.c (hashtab.h): Include.
6024 (struct d_htab_root): New struct.
6025 (d_htab_roots): New variable.
6026 (ggc_add_deletable_htab, ggc_htab_delete): New functions
6027 (ggc_mark_roots): Handle deletable htabs.
6028 * ggc-page.c (ggc_marked_p): New function.
6029 * ggc-simple.c (ggc_marked_p): Likewise.
6030 * ggc.h: Reformatting throughout.
6031 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
6032 * tree.c (init_obstacks): Make type_hash_table a deletable root.
6033 (type_hash_add): Allocate struct type_hash from GC memory.
6034 (mark_hash_entry, mark_type_hash): Deleted.
6035 (type_hash_marked_p, type_hash_mark): New functions.
6036 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
6038 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
6040 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
6043 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6045 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
6046 array-too-large test for signed sizetype.
6048 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6050 * i386.md (indirect_jump): Allow Pmode operand.
6051 (tablejump): LIkewise; perform expansion to 64bit mode.
6052 * i386.c (symbolic_operand): Allow 64bit PIC references.
6053 (pic_symbolic_operand): Likewise.
6054 (ix86_find_base_term): Strip the 64bit PIC references.
6055 (legitimate_pic_address_disp_p): Handle 64bit PIC.
6056 (legitimize_pic_address): Likewise.
6057 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
6058 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
6060 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
6062 * stringpool.c (get_identifier_with_length): New function.
6063 * tree.h (get_identifier_with_length): New prototype.
6065 2001-09-19 Alan Modra <amodra@bigpond.net.au>
6066 David Edelsohn <edelsohn@gnu.org>
6069 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
6070 already sign-extended.
6072 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
6073 * config/rs6000/rs6000.c (logical_operand): Always compare op as
6075 (rs6000_emit_set_long_const): Avoid unnecessary shift.
6076 (output_profile_hook): Declare label_name const.
6077 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
6078 to match constraints.
6080 2001-09-19 Stan Shebs <shebs@apple.com>
6082 * alias.c: Fix typos in comments.
6083 * sched-rgn.c (init_ready_list): Ditto.
6084 * unwind-dw2.c (uw_frame_state_for): Ditto.
6085 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
6086 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
6087 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
6089 2001-09-19 Richard Henderson <rth@redhat.com>
6091 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
6093 * Makefile.in (cfg.o): Depend on TM_P_H.
6095 2001-09-19 Richard Henderson <rth@redhat.com>
6097 * config/alpha/alpha.c (local_symbol_p): Split out from ...
6098 (local_symbolic_operand): ... here.
6099 (small_symbolic_operand): Check mode.
6100 (global_symbolic_operand): New.
6101 (input_operand): Reject symbolics if explicit relocs.
6102 (call_operand): Tidy.
6103 (alpha_legitimize_address): Use movdi_er_high_g.
6104 (alpha_expand_mov): Likewise.
6105 * config/alpha/alpha-protos.h: Update.
6106 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6107 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
6108 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
6109 (UNSPECV_LDGP2): Remove.
6110 (all call patterns): Use 's' not 'i' for symbolic constraint.
6111 (call_osf call_value_osf): Use call_operand.
6112 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
6113 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
6114 (prologue_ldgp_1_er): Remove.
6115 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
6116 (builtin_setjmp_receiver_er patterns): Use them.
6117 (exception_receiver_er): Likewise.
6119 2001-09-19 Richard Henderson <rth@redhat.com>
6121 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
6123 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
6124 and NON_LOCAL_GOTO notes.
6125 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
6126 copy over CALL_INSN_FUNCTION_USAGE.
6128 2001-09-18 Catherine Moore <clm@redhat.com>
6130 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
6133 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
6135 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
6136 new-style tm_file specification. Specify correct tm_p_file,
6137 md_file, and out_file for s390x.
6139 * config/s390/linux.h, linux64.h: Don't include other target
6140 macro header files. Now handled via tm_file.
6142 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
6143 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
6144 are defined before use.
6146 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
6148 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
6149 code generation only for Gnu assembler.
6151 2001-09-18 Catherine Moore <clm@redhat.com>
6153 * config/stormy16 (LIB_SPEC): Remove -lnosys.
6155 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
6157 * config/mips/mips.c (mips_frame_set): New.
6158 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
6159 a parallel frame-related expression with a set for each register.
6161 2001-09-18 Philip Blundell <philb@gnu.org>
6163 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
6166 2001-09-17 Dale Johannesen <dalej@apple.com>
6168 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
6169 * config/rs6000/aix.h (FIXED_R2): Define.
6170 * config/rs6000/darwin.h (FIXED_R2): Define.
6171 * config/rs6000/sysv4.h (FIXED_R2): Define.
6173 2001-09-17 Jeff Sturm <jsturm@one-point.com>
6175 * except.c (dw2_build_landing_pads): New local
6176 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
6177 barrier after clobbers. Fixes c++/4012.
6179 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6181 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
6183 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
6185 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
6186 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
6188 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6190 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
6193 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
6195 * cpphash.h (_cpp_lex_direct): New.
6196 * cpplex.c (_cpp_lex_token): Update.
6197 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
6198 and increment that pointer.
6199 * cppmacro.c (alloc_expansion_token): New.
6200 (lex_expansion_token): Lex macro expansion directly into
6203 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
6205 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
6207 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
6209 * basic-block.h (free_bb_for_insn): Declare.
6210 * bb-reorder.c (label_for_bb): Use block_label.
6211 (emit_jump_to_block_after): Remove.
6212 (insert_intra_1): Do not update block_for_insn.
6213 (insert_inter_bb_scope_notes): Likewise; update bb->end
6214 * cfg.c (free_bb_for_insn): New.
6215 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
6216 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
6217 (commit_one_edge_insertion): Likewise.
6218 (commit_one_edge_insertion): Do not update BB boundary.
6219 (commit_edge_insertions): Do not call compute_bb_for_insn.
6220 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
6221 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
6222 (merge_blocks_move_successor_nojumps): Likewise.
6223 (try_crossjump_to_edge): Do not update block_for_insn.
6224 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
6225 * df.c (df_pattern_emit_later): Do not update BB boundary.
6226 (df_jump_pattern_emit_after): Likewise.
6227 (df_insn_move_before): Use emit_insn_before.
6228 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
6230 (add_insn_after, add_insn_before, emit_insns_after): Update BB
6231 boundaries and basic_block_for_insn.
6232 (reorder_insns_nobb): Rename from reorder_insns.
6233 (reorder_insns): New.
6234 (emit_block_insn_before, emit_block_insn_after): Kill.
6235 * flow.c (check_function_return_warnings): Do not call
6236 compute_bb_for_insn; Do not free basic_block_for_insn.
6237 (attempt_auto_inc): Do not update basic_block_for_insn.
6238 * function.c (emit_return_into_block): Likewise;
6239 do not update BB boundaries.
6240 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
6241 (insert_insn_end_bb): Use emit_insn_before; Likewise.
6242 (pre_insert_copy_insn): Likewise.
6243 (update_ld_motion_notes): Likewise.
6244 (insert_insn_start_bb): Likewise.
6245 (replace_store_insn): Likewise.
6246 * ifcvt.c (noce_process_if_block): Likewise.
6247 (if_convert): Do not call compute_bb_for_insn.
6248 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
6249 Use emit_insn_before and emit_insn_after.
6250 * recog.c (split_all_insns): Do not update BB boundaries;
6251 Do not call compute_bb_for_insn.
6252 (peephole2_optimize): Do not update BB boundaries.
6253 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
6255 (emit_swap_insn): Likewise.
6256 (convert_regs_1): Likewise.
6257 * reload1.c (reload): Call compute_bb_for_insn.
6258 * rtl.h (reorder_insns_nobb): Declare.
6259 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
6260 * toplev.c (rest_of_compilation): Call free_bb_for_insn
6261 at places CFG is invalidated; do not call compute_bb_for_insn.
6263 * cfg.c (expunge_block): Invalidate BB structure.
6265 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
6268 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
6270 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6272 * cpphash.h (_cpp_lex_token): Update prototype.
6273 * cpplex.c (_cpp_lex_token): New prototype.
6274 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
6275 lex_macro_node, read_flag, do_pragma_poison): Update.
6276 * cppmacro.c (cpp_get_token, parse_params,
6277 lex_expansion_token): Update.
6279 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6281 * cppmain.c (scan_translation_unit): Don't worry about
6282 putting a space after hashes.
6283 * cpplib.c (directive_diagnostics): New.
6284 (_cpp_handle_directive): Update to use directive_diagnostics.
6285 (run_directive): Don't toggle prevent_expansion.
6286 (do_line): Backup in case of the line extension.
6287 * cpplib.h (cpp_lexer_pos): Remove.
6288 * cppmacro.c (_cpp_create_definition): Precede a leading #
6291 2001-09-15 Richard Henderson <rth@redhat.com>
6293 * c-typeck.c (comptypes): Handle zero-length arrays properly.
6295 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6297 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
6299 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6301 PR preprocessor/3571
6302 * tradcpp.c (handle_directive): Skip non-vertical space.
6304 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6306 * cppmain.c (setup_callbacks): Set line callback only
6307 if outputting preprocessed source.
6309 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6311 * collect2.c (main): Const-ification.
6312 * gcc.c (translate_options, process_command): Use xstrdup in
6313 lieu of xmalloc/strcpy.
6314 (main): Use concat in lieu of xmalloc/strcpy/strcat.
6316 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6318 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
6321 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6323 * scan-decls.c (scan_decls): Fix typo.
6325 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6327 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
6328 Split mlstring_pos into mls_line and mls_col.
6329 * cppinit.c (cpp_create_reader): Initialize line to 1.
6330 (cpp_destroy): Free tokenruns.
6331 (push_include): Don't update lexer_pos.
6332 * cpplex.c (unterminated, parse_string): Update.
6333 (lex_token): Don't update lexer_pos, update.
6334 * cpplib.c (if_stack): Save line instead of line + col.
6335 (start_directive, _cpp_do__Pragma, do_else, do_elif,
6336 push_conditional, _cpp_pop_buffer): Update.
6337 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
6338 (_cpp_create_definition): Update.
6340 2001-09-15 Eric Christopher <echristo@redhat.com>
6342 * config/mips/abi64.h: Add support for MEABI.
6344 2001-09-15 Eric Christopher <echristo@redhat.com>
6346 * config/mips/mips.md: Add unspec #2.
6348 (reload_outdi): Ditto.
6349 (reload_outsi): Ditto.
6352 2001-09-15 Eric Christopher <echristo@redhat.com>
6353 Jason Eckhardt <jle@redhat.com>
6355 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
6356 * config/mips/isa32-linux.h: New file.
6357 * config/mips/isa3264.h: Ditto.
6358 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
6359 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
6360 (output_block_mode): Support MEABI.
6361 (function_arg): Ditto. Fix floating point arg passing.
6362 (mips_va_start): Ditto.
6363 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
6365 (mips_asm_file_start): Add new section to pass abi to gdb.
6366 (function_arg_pass_by_reference): Support MEABI.
6367 (mips_parse_cpu): Support mips32 and mips64 processors.
6368 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
6369 TARGET_MIPS5KC. Support isa32 and isa64.
6370 (processor_type): Add r4kc, r5kc, r20kc.
6371 (GENERATE_MULT3_SI): New.
6372 (GENERATE_MULT3_DI): Ditto.
6373 (GENERATE_MULT3): Remove.
6374 (ISA_HAS_64BIT_REGS): Add isa == 64.
6375 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
6376 (ISA_HAS_MADD_MSUB): New.
6377 (ISA_HAS_CLZ_CLO): Ditto.
6378 (ISA_HAS_DCLZ_DCLO): Ditto.
6379 (ABI_GAS_ASM_SPEC): New.
6380 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
6383 (SUBTARGET_CC1_SPEC): Ditto.
6384 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6385 (PAD_VARARGS_DOWN): Support MEABI.
6386 (HARD_REGNO_NREGS): Move to mips.c.
6387 (ASM_OUTPUT_IDENT): Add #undef.
6388 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
6389 (mulsi3): Use GENERATE_MULT3_SI.
6390 (mulsi3_mult3): Ditto. Support mips32, mips64.
6391 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
6392 (mul_sub_si): New pattern.
6393 (unnamed splitters): New.
6394 (muldi3): Use GENERATE_MULT3_DI.
6395 (muldi3_internal2): Ditto.
6396 (movdicc): Support mips32.
6397 * config/mips/t-isa3264: New file.
6399 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
6401 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
6402 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
6403 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
6405 * reorg.c (fill_slots_from_thread): After call to
6406 steal_delay_list_from_target, update own_thread as new_thread may
6409 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
6411 * cpperror.c (print_location): Take line and column, for
6412 default positioning use the previously lexed token.
6413 (_cpp_begin_message): Take line and column.
6414 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6415 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6416 * cpphash.h (_cpp_begin_message): Update prototype.
6417 * cppinit.c (push_include): Don't set output line.
6418 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
6419 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
6420 (do_pragma): Kludge for front ends. Don't expand macros at all.
6421 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
6422 (struct cpp_token): Remove output_line.
6423 (struct cpp_callbacks): New member line_change.
6424 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
6425 cpp_get_token): Preserve BOL flag.
6426 (cpp_get_line): Remove.
6427 (_cpp_backup_tokens): Remove useless abort().
6428 * cppmain.c (cb_line_change): New.
6429 (scan_translation_unit): Don't worry about starting new lines here.
6430 * scan-decls.c (scan_decls): Update.
6431 * c-lex.c (c_lex, init_c_lex): Update.
6432 (cb_line_change, src_lineno): New.
6434 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
6436 * tree.c (append_random_chars): Generate the random
6437 characters in a reproducable fashion.
6439 2001-09-14 Richard Henderson <rth@redhat.com>
6441 * config/i386/i386.c (internal_label_prefix): New.
6442 (internal_label_prefix_len): New.
6443 (override_options): Set them.
6444 (local_symbolic_operand): New.
6445 (legitimate_pic_address_disp_p): Use it.
6446 (legitimize_pic_address): Likewise.
6448 2001-09-14 Marc Espie <espie@openbsd.org>
6450 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
6453 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6455 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
6456 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
6458 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
6460 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
6461 invocation of SUBREG_REGNO_OFFSET.
6463 * haifa-sched.c: Fix typo in FSF copyright statement.
6464 * sched-deps.c: Fix typo in FSF copyright statement.
6465 * sched-ebb.c: Fix typo in FSF copyright statement.
6466 * sched-rgn.c: Fix typo in FSF copyright statement.
6467 * sched-vis.c: Fix typo in FSF copyright statement.
6469 * config.gcc: Move inclusion of arm elf specific header files
6470 from the files themselves into the tm_file variable. Make
6471 sure that elfos.h is included before target specific elf
6473 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
6475 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
6476 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
6477 ASM_OUTPUT_CASE_LABEL): Protect definition.
6478 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
6479 not already defined.
6480 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
6481 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
6482 Remove duplicate definition.
6483 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
6484 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
6485 (RDATA_SECTION_FUNCTION): Remove redundant definition.
6486 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
6487 Remove inclusion of arm/elf.h.
6488 * config/arm/unknown-elf.h: as for conix-elf.h.
6489 (STARTFILE_SPEC): Include crti.o and crtn.o.
6490 * config/arm/linux-elf.h: as for conix-elf.h.
6491 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
6492 * config/arm/strongarm-elf.h: Remove inclusion of
6494 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
6495 * config/arm/unknown-elf-oabi.h: Remove inclusion of
6496 unknown-elf.h and elf.h.
6497 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
6498 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
6499 ASM_WEAKEN_LABEL): Remove redundant definition.
6500 * config/arm/elf.h: Test for inclusion of elfos.h
6501 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
6502 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
6503 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
6504 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
6505 redundant definition.
6506 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
6507 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
6508 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
6509 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
6510 Add rules to build crti.o and crtn.o
6511 * crti.asm: New file.
6512 * crtn.asm: New file.
6514 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
6516 * c-parse.in (_yylex): Use _cpp_backup_tokens.
6517 * cpphash.h (struct tokenrun): Add prev.
6518 (struct lexer_state): Remove bol.
6519 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
6520 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
6522 * cppinit.c (cpp_create_reader): Don't set bol.
6523 (cpp_destroy): Don't free lookaheads.
6524 * cpplex.c (lex_directive): Remove.
6525 (next_tokenrun): Update.
6526 (_cpp_lex_token): Clean up logic.
6527 (lex_token): Update to return a pointer to lexed token, since it
6528 can move to the start of the buffer. Simpify newline handling.
6529 * cpplib.c (SEEN_EOL): Update.
6530 (skip_rest_of_line): Remove lookahead stuff.
6531 (end_directive): Line numbers are already incremented. Revert
6532 to start of lexed token buffer if we can.
6533 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
6534 parse_answer): Use _cpp_backup_tokens.
6535 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
6536 instead. Don't check for EOL.
6537 (do_include_common, do_line, do_pragma_system_header): Use
6539 * cpplib.h (BOL, _cpp_backup_tokens): New.
6540 * cppmacro.c (save_lookahead_token, take_lookahead_token,
6541 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
6542 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
6543 (builtin_macro): Don't use cpp_get_line.
6544 (cpp_get_line): Short term kludge.
6545 (parse_arg): Handle directives in arguments here. Back up when
6546 appropriate. Store EOF at end of argument list.
6547 (funlike_invocation_p): Use _cpp_backup_tokens.
6548 (push_arg_context): Account for EOF at end of list.
6549 (cpp_get_token): Remove lookahead stuff. Update.
6551 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * c-parse.in (yyerror): Const-ification and/or static-ization.
6554 * c-typeck.c (push_member_name): Likewise.
6555 * collect2.c (main): Likewise.
6556 * dbxout.c (dbxout_parms): Likewise.
6557 * diagnostic.c (format_with_decl): Likewise.
6558 * dwarf2out.c (output_ranges): Likewise.
6559 * dwarfout.c (fundamental_type_code): Likewise.
6560 * except.c (dw2_output_call_site_table): Likewise.
6561 * gcc.c (do_spec_1): Likewise.
6562 * genopinit.c (optabs): Likewise.
6563 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
6564 gen_declaration_1, handle_impent): Likewise.
6565 * protoize.c (default_include, in_system_include_dir, abspath):
6567 * sched-vis.c (visualize_stall_cycles): Likewise.
6568 * sdbout.c (plain_type_1, sdbout_end_function,
6569 sdbout_end_epilogue): Likewise.
6570 * varasm.c (decode_reg_name): Likewise.
6572 * 1750a.c (mod_regno_adjust): Likewise.
6573 * alpha.c (alpha_write_one_linkage,
6574 unicosmk_output_default_externs): Likewise.
6575 * arm.c (arm_condition_codes): Likewise.
6576 * arm.h (arm_condition_codes): Likewise.
6577 * avr.c (output_movsisf, encode_section_info): Likewise.
6578 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
6580 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6581 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6582 * m88k.c (output_function_profiler): Likewise.
6583 * mips.c (mips_output_conditional_branch): Likewise.
6584 * ns32k.c (ns32k_out_reg_names): Likewise.
6585 * ns32k.h (ns32k_out_reg_names): Likewise.
6586 * pj.c (pj_output_rval): Likewise.
6587 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
6588 * sparc.c (sparc_flat_function_prologue,
6589 sparc_flat_function_epilogue): Likewise.
6591 2001-09-13 Markus Werle <numerical.simulation@web.de>
6592 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6594 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
6595 Aachen University of Technology".
6597 2001-09-13 Andreas Schwab <schwab@suse.de>
6599 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
6602 2001-09-13 Richard Henderson <rth@redhat.com>
6604 * config/alpha/alpha.c (small_symbolic_operand): New.
6605 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
6606 (some_operand, input_operand): Don't handle HIGH.
6607 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
6608 (alpha_expand_mov): Likewise.
6609 (print_operand) [H]: Just print HIGH symbol.
6610 (print_operand_address): Handle small data.
6611 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
6612 (TARGET_SWITCHES): Add -msmall-data/large-data.
6613 (PIC_OFFSET_TABLE_REGNUM): New.
6614 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
6615 (PREDICATE_COES): Update.
6616 * config/alpha/alpha.md (adddi_er_high): New.
6617 (adddi_er_low): Handle small data.
6618 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
6619 prefer .sdata to .rodata.
6620 (SELECT_RTX_SECTION): Likewise.
6622 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
6624 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
6625 defining __size_t and leaving size_t undefined.
6627 2001-09-12 Diego Novillo <dnovillo@redhat.com>
6629 * basic-block.h (expunge_block): Declare.
6630 * cfg.c (expunge_block): Remove static declaration.
6632 2001-09-12 Richard Henderson <rth@redhat.com>
6634 * integrate.c (copy_insn_list): Copy label name from
6635 NOTE_INSN_DELETED_LABEL.
6637 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * c-common.c (c_tree_code_name): Const-ification.
6640 * c-decl.c (c_decode_option): Likewise.
6641 * c-typeck.c (warn_for_assignment): Likewise.
6642 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
6644 * cppinit.c (output_deps): Likewise.
6645 * dependence.c (dependence_string, direction_string): Likewise.
6646 * dwarf2out.c (output_ranges): Likewise.
6647 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
6648 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
6649 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
6650 standard_startfile_prefix, standard_startfile_prefix_1,
6651 standard_startfile_prefix_2, tooldir_base_prefix,
6652 standard_bindir_prefix, find_a_file): Likewise.
6653 * genattrtab.c (make_length_attrs): Likewise.
6654 * gencheck.c (tree_codes): Likewise.
6655 * genemit.c (gen_split): Likewise.
6656 * genrecog.c (special_mode_pred_table): Likewise.
6657 * graph.c (graph_ext): Likewise.
6658 * protoize (default_include): Likewise.
6659 * reload.c (reload_when_needed_name): Likewise.
6660 * sched-vis.c (visualize_stall_cycles): Likewise.
6661 * tlink.c (recompile_files): Likewise.
6662 * toplev.c (decode_g_option): Likewise.
6663 * tradcpp.c (output_deps): Likewise.
6664 * varasm.c (decode_reg_name): Likewise.
6666 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
6669 * avr.c (avr_regnames, encode_section_info): Likewise.
6670 * c4x.c (float_reg_names): Likewise.
6671 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
6672 * elfos.h (const_section): Likewise.
6673 * i386.c (ix86_comp_type_attributes): Likewise.
6674 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6675 * ia64/aix.h (UNIQUE_SECTION): Likewise.
6676 * ia64.c (type_names): Likewise.
6677 * m68hc11.c (reg_class_names): Likewise.
6678 * m88k.c (m_options): Likewise.
6679 * mips.c (mips_output_conditional_branch, mips_unique_section):
6681 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6682 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
6683 ultra_code_names): Likewise.
6684 * sparc.h (OVERRIDE_OPTIONS): Likewise.
6686 2001-09-12 Jakub Jelinek <jakub@redhat.com>
6688 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
6689 Use --fatal-warnings option for gas.
6690 * configure: Rebuilt.
6692 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6694 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
6696 2001-09-11 Jim Wilson <wilson@redhat.com>
6698 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
6700 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6702 * builtins.c (c_strlen): Treat an offset too large for a
6703 HOST_WIDE_INT as out of range.
6705 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
6707 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
6708 (EDGE_CRITICAL_P): New predicate.
6709 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
6711 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
6712 (dump_edge_info): Remove "crit".
6713 * cfganal.c (mark_critical_edges): Kill.
6714 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
6715 * cfgcleanup.c (cleanup_cfg): Likewise.
6716 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
6717 (find_spanning_tree): Likewise.
6718 * reg-stack.c (convert_regs_1): Likewise.
6719 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
6721 * basic-block.h (create_basic_block_structure): New.
6722 (create_basic_block): Update prototype.
6723 (force_nonfallthru): New.
6724 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
6725 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
6726 handle updating of block_for_insn, creating of empty BBs and BBs at
6727 the end of INSN chain.
6728 (create_basic_block): New function.
6729 (split_block): Use create_basic_block.
6730 (force_nonfallthru_and_redirect): Break out from ...; cleanup
6731 (redirect_edge_and_branch_force): ... here.
6732 (force_nonfallthru): New.
6733 (split_edge): Rewrite to use force_nonfallthru and create_block.
6734 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
6735 (find_basic_blocks): Free basic_block_for_insn.
6736 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
6738 * cfg.c: Fix formating.
6739 * cfgcleanup.c: Fix formating.
6740 (merge_blocks, tail_recursion_label_p): Return bool.
6741 (merge_blocks_move_predecessor_nojumps,
6742 merge_blocks_move_successor_nojumps): Return void.
6744 2001-09-11 Jakub Jelinek <jakub@redhat.com>
6746 * configure.in: Check whether assembler supports section merging.
6747 * config.in: Rebuilt.
6748 * configure: Rebuilt.
6749 * varasm.c (variable_section, output_constant_pool): Pass alignment
6750 to SELECT_SECTION and SELECT_RTX_SECTION.
6751 (mergeable_string_section): New.
6752 (mergeable_constant_section): New.
6753 (default_elf_asm_named_section): Output SECTION_MERGE and
6754 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6755 * output.h (mergeable_string_section): New.
6756 (mergeable_constant_section): New.
6757 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
6758 * toplev.c (flag_merge_constants): New.
6759 (f_options): Add -fmerge-constants and -fmerge-all-constants
6761 (toplev_main): Default to -fno-merge-constants if not optimizing.
6762 * flags.h (flag_merge_constants): Add extern.
6763 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
6764 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
6766 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
6767 Define if assembler has working .subsection -1 support.
6768 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
6769 Put constant into special SHF_MERGE sections if the linker should
6770 attempt to merge duplicates.
6771 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
6773 Put constant into special SHF_MERGE sections if the linker should
6774 attempt to merge duplicates.
6775 * config/alpha/elf.h: Likewise.
6776 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
6777 has working .subsection -1 support.
6778 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
6780 * config/svr3.h: Likewise.
6781 * config/darwin.h: Likewise.
6782 * config/arm/aof.h: Likewise.
6783 * config/arm/linux-elf.h: Likewise.
6784 * config/avr/avr.h: Likewise.
6785 * config/c4x/c4x.h: Likewise.
6786 * config/d30v/d30v.h: Likewise.
6787 * config/i386/dgux.h: Likewise.
6788 * config/i386/osfrose.h: Likewise.
6789 * config/i386/sco5.h: Likewise.
6790 * config/i386/svr3gas.h: Likewise.
6791 * config/ia64/aix.h: Likewise.
6792 * config/m32r/m32r.h: Likewise.
6793 * config/m68k/m68k.h: Likewise.
6794 * config/m88k/dgux.h: Likewise.
6795 * config/m88k/m88k.h: Likewise.
6796 * config/mcore/mcore-pe.h: Likewise.
6797 * config/mips/mips.h: Likewise.
6798 * config/pa/pa.h: Likewise.
6799 * config/pa/pa-linux.h: Likewise.
6800 * config/romp/romp.h: Likewise.
6801 * config/rs6000/sysv4.h: Likewise.
6802 * config/rs6000/xcoff.h: Likewise.
6803 * config/s390/linux.h: Likewise.
6804 * config/sparc/sparc.h: Likewise.
6805 * config/sparc/sysv4.h: Likewise.
6806 * config/stormy16/stormy16.h: Likewise.
6807 * config/v850/v850.h: Likewise.
6808 * config/vax/vms.h: Likewise.
6809 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
6810 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6811 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
6812 default_elf_asm_named_section for SHF_MERGE sections.
6814 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6816 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
6819 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
6821 * c-common.c (split_specs_attrs): Allow for empty attributes with
6822 empty TREE_PURPOSE. Fixes PR c/4294.
6824 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
6826 * basic-block.h (cached_make_edge, make_single_succ): New.
6827 (make_edge): Remove first parameter.
6828 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
6829 * cfg.c (cached_make_edge): Rename from make_edge; return newly
6830 created edge; use obstack allocation.
6831 (make_edge, make_single_succ_edge): New.
6832 (first_removed_edge): New static variable.
6833 (init_flow): Initialize first_removed_edge and n_edges.
6834 (clear_edges): Use remove_edge.
6835 (flow_delete_block): Likewise.
6836 (remove_edge): Add removed edges to the removed edges list.
6837 (split_block, redirect_edge_and_branch_force, split_edge):
6839 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
6840 (add_noreturn_fake_exit_edges): Likewise.
6841 (connect_infinite_loops_to_exit): Liekwise.
6842 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
6843 Use cached_make_edge.
6844 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
6845 * profile.c (branch_prob): Update make_edge call.
6846 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
6848 2001-09-11 Richard Henderson <rth@redhat.com>
6850 * config/alpha/alpha.c: Tidy formatting.
6851 (local_symbolic_operand): Verify mode.
6852 (alpha_sa_mask): Ignore unicos for eh_return.
6853 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
6854 * config/alpha/alpha.md (umk divsi patterns): Remove.
6855 (extendsfdf2): Remove unicos check.
6856 (tablejump): Merge vms and unicos code; always use direct set
6859 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6861 * config.gcc (alpha*-*-unicosmk*): New target.
6863 * config/alpha/alpha-protos.h (symbolic_operand,
6864 unicosmk_add_call_info_word, unicosmk_add_extern,
6865 unicosmk_defer_case_vector, unicosmk_unique_section,
6866 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
6867 unicosmk_asm_file_start, unicosmk_asm_file_end,
6868 unicosmk_output_common): Declare.
6870 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
6871 direct_return, function_arg, alpha_va_start, alpha_va_arg,
6872 alpha_does_function_need_gp, alpha_end_function): Support Cray
6874 (alpha_init_machine_status, alpha_mark_machine_status,
6875 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
6876 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
6877 unicosmk_asm_named_section, unicosmk_insert_attributes,
6878 unicosmk_section_type_flags, symbolic_operand,
6879 unicosmk_output_module_name, unicosmk_output_default_externs,
6880 unicosmk_output_dex, unicosmk_output_externs,
6881 unicosmk_output_addr_vec, unicosmk_ssib_name,
6882 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
6883 unicosmk_asm_file_end, unicosmk_output_common,
6884 unicosmk_section_type_flags, unicosmk_unique_section,
6885 unicosmk_add_call_info_word, unicosmk_text_section,
6886 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
6887 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
6888 unicosmk_dex_count, unicosmk_special_name): New.
6889 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
6890 TARGET_ABI_UNICOSMK.
6891 (get_aligned_mem, alpha_expand_unaligned_load,
6892 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
6893 alpha_expand_unaligned_store_words): Support big-endian mode.
6894 (print_operand): Likewise. New format specifier 't'. Use
6895 TARGET_AS_SLASH_BEFORE_SUFFIX.
6896 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
6897 (alpha_pv_save_size): Update with above change.
6898 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
6899 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
6902 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
6903 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
6904 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
6905 (EXTRA_CONSTRAINT): New constraint 'U'.
6906 (PREDICATE_CODES): Add symbolic_operand.
6908 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
6909 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
6910 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
6911 (integer division and modulus patterns): Split in default and
6913 (*divmodsi_internal, *divmoddi_internal): Disable for
6914 TARGET_ABI_UNICOSMK.
6915 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
6916 little-endian and big-endian versions.
6917 (ext, ins, msk): Likewise.
6918 (extv, extzv, insv): Support big-endian mode.
6919 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
6920 (call_umk, call_value_umk, *call_umk, tablejump_umk,
6921 *tablejump_umk_internal, *call_value_umk): New.
6922 (*movdi_nofix): Add pattern for loading an address into a register on
6923 TARGET_ABI_UNICOSMK.
6924 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
6925 (umk_mismatch_args, arg_home_umk): New.
6926 (various insns): Don't use mov, fmov, nop, fnop and unop.
6927 (realign): Support TARGET_ABI_UNICOSMK.
6929 * config/alpha/unicosmk.h: New file.
6930 * config/alpha/t-unicosmk: New file.
6932 * fixinc/inclhack.def (unicosmk_restrict): New.
6933 * fixinc/fixincl.x: Regenerate.
6935 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
6936 (wchar_t): Check for and define __WCHAR_T__.
6938 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
6940 * combine.c (simplify_shift_const): Treat shifts by the mode
6943 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
6945 * cpphash.h (struct tokenrun): New.
6946 (struct cpp_context): New member bol.
6947 (struct cpp_reader): New members.
6948 (_cpp_init_tokenrun): New.
6949 * cppinit.c (cpp_create_reader): Set up the token runs.
6950 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
6951 (lex_token): New internalised version of _cpp_lex_token. Don't
6952 handle directives or the multiple include opimisation here any
6953 more. Simply lex a token.
6954 * cpplib.c (run_directive): Clear bol.
6955 (_cpp_pop_buffer): Set bol.
6956 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
6959 2001-09-11 Michael Meissner <meissner@redhat.com>
6961 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
6962 give an error if the user uses -mfp32.
6963 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
6965 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
6966 floating point register size.
6967 (EXTRA_SPECS): Add CPP_FPR_SPEC.
6969 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
6970 HOST_WIDE_INT_PRINT_DEC to properly print the result of
6972 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6973 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6975 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
6977 * dbxout.c (dbxout_parms): Fix typo in comment.
6978 * unroll.c (loop_find_equiv_value): Ditto.
6979 * toplev.c (rest_of_compilation): Ditto.
6980 * loop.c (scan_loop): Ditto.
6981 * dwarf2out.c (struct dw_fde_struct): Ditto.
6983 2001-09-10 Zack Weinberg <zackw@panix.com>
6985 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
6986 copying identifier when we're just going to throw it away.
6987 (parse_identifier_slow): New routine to handle abnormal cases.
6988 (_cpp_lex_token): Update call site.
6990 * hashtable.c (ht_lookup): Don't assume that the string we've
6991 been given is NUL-terminated.
6992 * system.h: #define __builtin_expect(a, b) to (a) if not
6995 2001-09-10 Michael Meissner <meissner@redhat.com>
6997 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
7000 2001-09-10 David Edelsohn <edelsohn@gnu.org>
7002 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
7004 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7006 * builtins.c (c_getstr): Correct thinko in last change and further
7009 2001-09-10 Tim Freeman <tim@fungibole.com>
7011 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
7012 into varray's and register them as roots with the garbage
7013 collector so they are not collected too soon.
7015 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
7017 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
7019 * basic-block.h (flow_obstack, label_value_list,
7020 tail_recursion_label_list): Declare
7021 (tidy_fallthru_edges): Declare.
7022 (expunge_block, last_loop_beg_note): Delete.
7023 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
7025 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
7026 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
7027 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
7028 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
7029 expunge_block, flow_delete_block, compute_bb_for_insn,
7030 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
7031 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
7032 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
7033 try_redirect_by_replacing_jump, last_loop_beg_note,
7034 redirect_edge_and_branch, redirect_edge_and_branch_force,
7035 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
7036 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
7037 commit_edge_insertions, dump_flow_info, debug_flow_info,
7038 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
7039 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
7040 Move here from flow.c
7041 * cfganal.c: New file.
7042 (forwarder_block_p, can_fallthru, mark_critical_edges,
7043 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
7044 find_unreachable_blocks, create_edge_list, free_edge_list,
7045 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
7046 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
7047 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
7048 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
7049 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
7050 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
7051 Move here from flow.c
7052 * cfgbuild.c: New file
7053 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
7054 make_edges, find_basic_blocks_1, find_basic_blocks,
7055 find_sub_basic_blocks): Move here from flow.c
7056 * cfgcleanup.c: New file.
7057 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
7058 merge_blocks_move_predecessor_nojumps,
7059 merge_blocks_move_successor_nojumps, merge_blocks,
7060 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7061 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
7062 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
7064 * cfgloop.c: New file
7065 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
7066 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
7067 flow_loop_exit_edges_find, flow_loop_nodes_find,
7068 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7069 flow_loop_tree_node_add, flow_loops_tree_build,
7070 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
7071 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
7072 Move here from flow.c
7073 * flow.c: Remove everything moved elsewhere
7074 * output.h (cleanup_cfg): Return bool.
7076 * bb-reorder.c (reorder_block_def): Remove 'index'.
7077 (insert_intra_1): Add argument BB, set block for new note.
7078 (make_reorder_chain): Do not depdent on BB indexes.
7079 (make_reorder_chain_1): Do not use BB indexes.
7080 (label_for_bb): Likewise; set BB for new insn.
7081 (emit_jump_to_block_after): Likewise.
7082 (fixup_reoder_chain): Sanity check that all basic blocks
7083 are chained; verify newly created insn chain; remove
7084 undocnitional jump simplifying; Do not use BB indexes;
7085 properly initialize count and frequency information;
7086 dump reordered sequence.
7087 (insert_intra_bb_scope_notes): update call of insert_intra_1.
7088 (insert_inter_bb_scope_notes): Set block for new insn.
7089 (reorder_basic_blocks): Dump flow info before reoredering.
7091 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7093 * alias.c (clear_reg_alias_info): Use K&R format definition.
7094 Avoid unsigned warning.
7095 * builtins.c: Use "unsigned int", not "unsigned".
7096 (target_char_cast): Use host_integerp and tree_low_cst.
7097 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
7098 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
7099 (c_getstr): Likewise.
7100 (std_expand_builtin_va_arg): Use int_size_in_bytes.
7101 (builtin_memcpy_read_str): Avoid unsigned warning.
7102 (expand_builtin_memcpy): Alignments are unsigned.
7103 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
7104 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
7105 * predict.c (expensive_function_p): LIMIT now unsigned.
7106 * resource.c (mark_target_live_regs): Make some vars unsigned.
7107 * sdbout.c: Use "unsigned int", not "unsigned".
7108 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
7109 (sdbout_source_line): Likewise.
7110 (sdbout_record_type_name): Remove "const" for NAME declaration.
7111 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
7113 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
7115 * calls.c (store_one_arg): Expand comment.
7117 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7119 * calls.c (store_one_arg): Make sure that the entire argument is
7120 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
7122 2001-09-09 Richard Henderson <rth@redhat.com>
7124 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
7126 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
7128 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
7130 2001-09-09 Richard Henderson <rth@redhat.com>
7132 * config/alpha/alpha.c (alpha_next_sequence_number): New.
7133 (alpha_this_literal_sequence_number): New.
7134 (alpha_this_gpdisp_sequence_number): New.
7135 (some_operand, input_operand): Add HIGH.
7136 (local_symbolic_operand): New.
7137 (alpha_encode_section_info): New.
7138 (alpha_legitimate_address_p): Allow LO_SUM.
7139 (alpha_legitimize_address): Generate HIGH+LO_SUM.
7140 (alpha_expand_mov): Likewise.
7141 (secondary_reload_class): Check memory_operand not general_operand
7143 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
7144 (alpha_expand_unaligned_store): Likewise.
7145 (alpha_expand_unaligned_load_words): Likewise.
7146 (alpha_expand_unaligned_store_words): Likewise.
7147 (alpha_expand_block_clear): Likewise.
7148 (print_operand): Handle %#, %*, %H.
7149 (print_operand_address): Handle LO_SUM.
7151 (alpha_does_function_need_gp): Use it.
7152 (alpha_expand_block_move): Fix signed compare warnings.
7153 (alpha_sa_mask, alpha_align_insns): Likewise.
7154 * config/alpha/alpha-protos.h: Update.
7155 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
7156 (MASK_EXPLICIT_RELOCS): New.
7157 (TARGET_SWITCHES): Add -mexplicit-relocs.
7158 (EXTRA_CONSTRAINT): Add 'T'.
7159 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
7160 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
7161 (ENCODE_SECTION_INFO): Out line.
7162 (REDO_SECTION_INFO_P): New.
7163 (STRIP_NAME_ENCODING): New.
7164 (ASM_OUTPUT_LABELREF): New.
7165 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
7166 (PREDICATE_CODES): Update.
7167 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
7168 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
7169 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
7170 builtin_setjmp_receiver_er, exception_receiver_1_er,
7171 call_value_osf_1_er): New patterns.
7172 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
7173 (movqi, movhi, movsi): Add explicit $31 base register to lda.
7174 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
7175 (FINAL_PRESCAN_INSN): New.
7177 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
7179 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
7181 2001-09-08 Andreas Jaeger <aj@suse.de>
7183 * i386.h (TARGET_SWITCHES): Fix description.
7185 2001-09-07 David Edelsohn <edelsohn@gnu.org>
7187 * rs6000.c (num_insns_constant): Compute number of instructions
7190 * doc/install.texi: Explain AIX exception handling work-around.
7191 Update URL for AIX fixes.
7193 2001-09-07 Jim Wilson <wilson@redhat.com>
7195 * alias.c (clear_reg_alias_info): New.
7196 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
7197 * rtl.h (clear_reg_alias_info): Declare.
7199 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7201 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
7203 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
7204 (m16m,edivm,emulm): Change declaration to match definition.
7206 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7208 * reload.c (push_reload): Check for subreg_lowpart_p instead of
7209 SUBREG_BYTE being 0 when determining if the inner part of a subreg
7212 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7214 * c-common.c (signed_or_unsigned_type): Handle machine mode types
7215 which have no corresponding C type.
7216 * fold_const.c (target_isinf,target_isnan,target_negative): Update
7217 the representation of 64-bit doubles to work with 64-bit ints.
7219 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
7221 * config/mips/mips.c (override_options): Do not override ISA when ABI
7222 specified if MIPS_CPU_STRING_DEFAULT was specified.
7224 2001-09-07 Richard Henderson <rth@redhat.com>
7226 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
7227 (express_from_1): Wrap lines.
7228 * rtlanal.c (commutative_operand_precedence): Rename from
7229 operand_preference; export.
7230 * rtl.h: Declare it.
7231 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
7232 (simplify_binary_operation): Invoke simplify_plus_minus on
7233 (CONST (PLUS ...)) as well.
7234 (struct simplify_plus_minus_op_data): New.
7235 (simplify_plus_minus_op_data_cmp): New.
7236 (simplify_plus_minus): Use them. Avoid infinite recursion with
7237 simplify_binary_operation wrt CONST.
7239 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
7241 * h8300-protos.h (general_operand_dst_push): Remove.
7242 * h8300.c (general_operand_dst_push): Likewise.
7243 * h8300.h (OK_FOR_T): Likewise.
7244 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
7245 * h8300.md (pushqi_h8300): New.
7246 (pushqi_h8300hs): Likewise.
7248 (pushhi_h8300): Likewise.
7249 (pushhi_h8300hs): Likewise.
7252 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7254 * genattrtab.c (attr_printf): First arg is unsigned.
7255 Clean up formatting of callers.
7257 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
7259 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
7262 2001-09-07 Andreas Jaeger <aj@suse.de>
7264 * i386.h (TARGET_SWITCHES): Fix descriptions.
7266 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7268 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
7270 2001-09-06 Ira Ruben <ira@apple.com>
7272 Remove OP_IDENTIFIER.
7273 * tree.def (OP_IDENTIFIER): Remove.
7274 * tree.c (tree_node_kind enum): Remove op_id_kind.
7275 (tree_node_kind_names): Remove "op_identifiers".
7276 (make_node): Remove OP_IDENTIFIER test.
7277 (build_op_identifier): Removed because it isn't being used.
7278 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
7279 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
7281 2001-09-06 Richard Henderson <rth@redhat.com>
7283 * simplify-rtx.c (simplify_binary_operation): Revert last change.
7285 2001-09-06 Richard Henderson <rth@redhat.com>
7287 * simplify-rtx.c (simplify_binary_operation): Simplify contents
7290 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7292 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
7293 number used for CR register.
7295 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7296 Joern Rennecke (amylaar@cygnus.com)
7298 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
7299 * h8300.c (initial_offset): Handle offset between RP and FP.
7300 (h8300_return_addr_rtx): New function.
7301 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
7303 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
7304 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7305 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
7306 (CAN_ELIMINATE, REGISTER_NAMES):
7307 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
7309 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
7311 Remove TYPE_NONCOPIED_PARTS.
7312 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
7313 (struct tree_type): Remove noncopied_parts.
7314 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
7315 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
7316 (fixed_type_p): Remove.
7317 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
7318 (expand_expr, MODIFY_EXPR): Likewise.
7319 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
7320 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
7322 2001-09-06 Alan Modra <amodra@bigpond.net.au>
7324 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
7326 (mask64_operand): Likewise.
7327 (includes_rldic_lshift_p): Likewise.
7328 (includes_rldicr_lshift_p): Likewise.
7330 2001-09-05 Ziemowit Laski <zlaski@apple.com>
7332 * objc/objc-act.c (build_message_expr): If a class method cannot
7333 be found, do not issue a warning if a corresponding instance
7334 method exists in the root class.
7336 2001-09-05 Richard Henderson <rth@redhat.com>
7338 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
7340 2001-09-05 Zack Weinberg <zack@codesourcery.com>
7342 * function.c (ggc_mark_struct_function): Mark f->outer.
7343 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
7344 * integrate.c (output_inline_function): ... not here.
7346 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7348 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
7350 * i386.c (size_cost): New static variable.
7351 (override_function): Use size_cost when -Os is specified.
7353 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
7354 properly; Use current_function_calls_eh_return.
7355 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
7356 use leave to avoid dependency chain.
7358 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
7359 get BB loop_depth instead of computing it from LOOP notes.
7361 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
7363 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7365 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7366 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7367 UNALIGNED_DOUBLE_INT_ASM_OP): Define
7369 2001-09-05 Jeffrey A Law (law@cygnus.com)
7370 Jason Merrill (jason@redhat.com)
7372 * stor-layout.c (layout_type): Complain if an array's size can
7373 not be represented in a size_t.
7375 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
7377 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
7379 * gcc.c: (process_command) Add parentheses around assignment
7380 used as truth value.
7382 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7384 * config/mips/mips.c (save_restore_insns): Don't mark any register
7385 save slots as unchanging if current_function_calls_eh_return.
7387 2001-09-05 Richard Henderson <rth@redhat.com>
7389 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
7390 * config/alpha/alpha-protos.h: Declare it.
7391 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
7392 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
7393 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
7394 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
7395 (REG_OK_FOR_BASE_P): Select one of the above.
7397 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7399 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
7400 (crti.o): Prefix name of object file with $(T).
7403 2001-09-05 David S. Miller <davem@redhat.com>
7405 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
7406 * config/sparc/linux64.h: Likewise.
7408 2001-09-05 Andreas Jaeger <aj@suse.de>
7410 * doc/invoke.texi (i386 Options): -mwide-multiply is not
7411 available anymore, remove the documentation.
7412 (i386 Options): Fix typo, cleanup index entries.
7414 * prefix.c (concat): Remove, we can use the version from liberty.
7416 2001-09-05 Richard Henderson <rth@redhat.com>
7418 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
7419 New functions split out of md file expanders.
7420 * config/alpha/alpha-protos.h: Declare them.
7421 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
7423 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
7425 * cppmacro.c (funlike_invocation_p): No need to restore context.
7427 2001-09-04 Richard Henderson <rth@redhat.com>
7429 * reload.c (push_reload): Export.
7430 * reload.h (push_reload): Declare it.
7432 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
7433 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7434 * config/alpha/alpha.c (alpha_legitimize_address): New.
7435 (alpha_legitimize_reload_address): Likewise.
7436 * config/alpha/alpha-protos.h: Declare them.
7438 2001-09-04 Stan Shebs <shebs@apple.com>
7440 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
7441 * config/darwin.c (machopic_stub_name): Account for internally
7442 generated lib calls such as memcpy.
7444 2001-09-04 Richard Henderson <rth@redhat.com>
7446 * unwind.h (_UA_END_OF_STACK): New flag.
7447 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
7449 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7451 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
7453 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
7455 * config/mips/mips.c (save_restore_insns): Change base_offset to
7456 fp_offset in second call to mips_emit_frame_related_store.
7458 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
7460 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
7461 sometimes be represented as a NOTE of type
7462 NOTE_INSN_DELETED_LABEL.
7463 (Insns): Document NOTE_INSN_DELETED_LABEL.
7465 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
7467 * c-common.h (tree_dump_index): Add more comments.
7468 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
7469 (dump_option_value_info): New struct.
7470 (dump_options): New array.
7471 (dump_switch_p): Parse switch options symbolically.
7472 * doc/invoke.texi (-fdump-ast): Rename to ...
7473 (-fdump-tree): ... here. Document that options are symbolic, and
7474 not all are applicable.
7476 2001-09-04 David S. Miller <davem@redhat.com>
7478 * config/sparc/sparc.md (define_splits): Kill constraints.
7480 Cleanup redundant and unused insn attributes.
7481 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
7482 binary, and move. Mark ialu as default.
7483 (commented out define_function_unit "alu"): Kill.
7484 (define_attr "use_clobbered"): Kill.
7485 (whole file): Kill address insn type references. Replace
7486 all unary/binary/move references with ialu.
7487 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
7488 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
7491 Simplify length insn attribute and make more judicious use
7492 of insn attribute defaulting.
7493 * config/sparc/sparc.md (all insns with length > one): Mark as
7494 insn type multi if real instructions, else use default if
7495 it is a forced splitter.
7496 (all insns with length == one): Use default insn length.
7497 (all insns of type ialu): Use default insn type.
7499 Fix erroneous insn attribute settings.
7500 (addx): Set insn type to misc.
7501 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
7502 const_umulsidi3_sp64): Set insn type to imul.
7504 Track SFmode vs DFmode insns according to UltraSPARC
7506 * config/sparc/sparc.md ("fptype"): New attribute, default
7508 (all DFmode single insns): Mark as fptype "double".
7510 2001-09-03 Jakub Jelinek <jakub@redhat.com>
7512 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
7514 2001-09-03 Richard Henderson <rth@redhat.com>
7516 * function.h (struct function): Add arg_pointer_save_area_init.
7517 * function.c (expand_function_end): Init arg_pointer_save_area.
7518 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
7519 when called from a nested function.
7521 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
7523 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
7526 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7528 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
7530 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
7532 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
7533 (emit_push_insn): Use specified padding direction when
7534 STACK_PUSH_CODE is POST_INC.
7536 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
7538 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7540 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
7542 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
7544 * cppinit.c (cpp_start_read): Free the imacros list as we
7545 traverse it. Don't free the chains before returning.
7546 (_cpp_push_next_buffer): Only try pushing buffers if we've
7547 completed -imacros handling.
7549 2001-08-31 Eric Christopher <echristo@redhat.com>
7551 * gcc.c (handle_braces): Add explaination for abort.
7553 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
7555 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
7556 move adjustment of bitpos instead.
7558 2001-08-31 Zack Weinberg <zack@codesourcery.com>
7560 * function.c: Remove all_functions. Make outer_function_chain
7562 (init_function_start): Don't add new function structure to
7564 (find_function_data, push_function_context_to,
7565 pop_function_context_from, put_var_into_stack,
7566 trampoline_address): Update for changed structure element names.
7567 (push_function_context_to): Disentangle.
7568 (free_after_compilation): Also free F.
7569 (expand_dummy_function_end): Don't free cfun here.
7570 (put_var_into_stack): Comment why we can't use find_function_data here.
7571 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
7572 (mark_function_chain): Split into maybe_mark_struct_function and
7573 ggc_mark_struct_function. Export the latter.
7574 (init_function_once): Mark from cfun and outer_function_chain;
7577 * function.h (struct function): Kill next_global. Rename next
7578 to outer. All users updated to match.
7579 (all_functions, outer_function_chain): Don't declare.
7581 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
7582 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
7583 don't touch f->inlinable, after calling rest_of_compilation.
7585 * tree.h: Forward-declare struct function. Prototype
7586 ggc_mark_struct_function.
7588 2001-08-31 Kazu Hirata <kazu@hxi.com>
7590 * config/h8300/h8300.md (*andorhi3): Fix typos.
7592 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7594 * calls.c (emit_library_call_value): Don't use a fixed
7595 argument after VA_CLOSE, i.e. out of scope in traditional C.
7597 * emit-rtl.c (gen_rtvec): Likewise.
7599 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7601 * Makefile.in (c-pragma.o): Depend on output.h.
7602 (reorg.o): Depend on except.h.
7604 * c-pragma.c: Include output.h.
7606 * reorg.c: Include except.h.
7608 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7610 2001-08-31 Richard Henderson <rth@redhat.com>
7612 * sched-deps.c (add_dependence): Don't elide dependency if the
7613 conditional used by insn is modified in elem.
7615 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
7617 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
7619 2001-08-31 Diego Novillo <dnovillo@redhat.com>
7621 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
7624 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7626 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
7628 (stormy16_asm_out_constructor): New function.
7629 (TARGET_ASM_CONSTRUCTOR): Define.
7630 (TARGET_ASM_DESTRUCTOR): Define.
7632 2001-08-31 Andreas Jaeger <aj@suse.de>
7634 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
7635 * loop.c (add_label_notes): Likewise.
7636 * reload.c (find_reloads): Likewise.
7637 * config/sh/sh.c (machine_dependent_reorg): Likewise.
7639 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
7641 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
7642 code here. Take _Unwind_{W,Sw}ord*.
7643 (read_encoded_value_with_base): Use them.
7644 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
7646 (extract_cie_info): Simplify read_?leb128 handling.
7647 (execute_stack_op, execute_cfa_program): Likewise.
7648 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
7650 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7652 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
7653 the frame pointer to pop the stack if convenient.
7655 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
7656 Don't use post-increment before combine.
7657 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
7658 a call-saved register.
7660 2001-08-31 Andreas Jaeger <aj@suse.de>
7662 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
7665 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
7667 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
7668 not DIV/MOD, of course.
7670 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
7672 * rtl.def: Undo my patch commited 2001-08-27.
7674 * genattrtab.c: Ditto.
7678 * sched-int.h: Ditto.
7680 * target-def.h: Ditto.
7684 * haifa-sched.c: Ditto.
7686 * sched-rgn.c: Ditto.
7688 * sched-vis.c: Ditto.
7690 * Makefile.in: Ditto.
7692 * doc/md.texi: Ditto.
7694 * doc/tm.texi: Ditto.
7696 * doc/contrib.texi: Ditto.
7698 * doc/gcc.texi: Ditto.
7700 * genattrtab.h: Remove it.
7702 * genautomata.c: Remove it.
7704 * genattr.c: Undo my patch and Richard Henderson's patch commited
7707 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
7709 * config.gcc (h8300-*-elf*): New case.
7710 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
7711 (SUBTARGET_CPP_SPEC): Define.
7712 (EXTRA_SPECS): Define.
7713 (SUBTARGET_EXTRA_SPECS): Define.
7714 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
7715 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
7717 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
7719 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
7720 (LIB2FUNCS_EXTRA): Define.
7721 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
7722 config/h8300/fixunssfsi.c: New file.
7724 2001-08-30 Kazu Hirata <kazu@hxi.com>
7726 * config/h8300/h8300.md (zero_extendqihi2): Changes to
7727 define_expand to accommodate target-specific attributes.
7728 (anonymous zero_extendqihi2 patterns): New.
7730 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
7732 * h8300.md (*andorhi3): New pattern.
7734 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
7736 * h8300.c (dosize): Fix test for "sub".
7738 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
7740 * c-typeck.c (pointer_diff): Try to eliminate common term before
7743 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
7745 * config/arm/arm.c (arm_compute_initial_elimination_offset):
7746 Account for the saves of the FP registers.
7748 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
7749 (TEXT_SECTION_ASM_OP): Define.
7750 (INIT_SECTION_ASM_OP): Define.
7751 (FINI_SECTION_ASM_OP): Define.
7752 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
7753 (RDATA_SECTION_FUNCITON): Provide prototype.
7755 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
7757 * reload1.c (move2add_note_store): Correct typo checking for
7760 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
7762 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
7763 note should not be considered outside the libcall block.
7765 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7767 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
7769 2001-08-29 Kazu Hirata <kazu@hxi.com>
7771 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
7773 2001-08-29 Kazu Hirata <kazu@hxi.com>
7775 * config/h8300/h8300-protos.h: Add a prototype for
7777 * config/h8300/h8300.c (emit_logical_op): New.
7778 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
7785 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7787 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
7788 comparison with rtx INTVAL.
7789 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
7791 * pa.h (FUNCTION_ARG_SIZE): Likewise.
7793 2001-08-29 Kazu Hirata <kazu@hxi.com>
7795 * config/h8300/lib1funcs.asm: Update the copyright. Fix
7798 2001-08-29 Kazu Hirata <kazu@hxi.com>
7800 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
7801 (reg n) to (mem (pre_dec (reg n))
7802 (anonymous movsi pattern): Likewise.
7804 2001-08-29 Kazu Hirata <kazu@hxi.com>
7806 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
7808 2001-08-29 Kazu Hirata <kazu@hxi.com>
7810 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
7811 several special constants.
7813 2001-08-29 Kazu Hirata <kazu@hxi.com>
7815 * config/h8300/lib1funcs.asm: Fix comment typos.
7817 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7819 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
7820 Fix format specifier warnings.
7822 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
7823 inet_makeaddr, semctl): Prototype.
7825 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
7826 (save_restore_insns): Use base_offset, not gp_offset.
7828 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
7829 (ASM_OUTPUT_BYTE): Fix format specifier warning.
7831 2001-08-29 Richard Henderson <rth@redhat.com>
7833 * bb-reorder.c (function_tail_eff_head): New.
7834 (record_effective_endpoints): Set it.
7835 (fixup_reorder_chain): Use it.
7837 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7839 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
7841 2001-08-28 Dale Johannesen <dalej@apple.com>
7843 * config/darwin.c (machopic_function_base_name): Add const
7844 qualifier to a string.
7845 (darwin_encode_section_info): Ditto.
7847 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7849 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
7850 function definition.
7852 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7854 * df.h (struct df): Add rts_order variable.
7856 * df.c (df_visit_next_rts): New function.
7857 (df_visit_next): Renamed to df_visit_next_rc
7858 (df_analyse_1): Allocate/compute/free rts_order as well.
7859 (df_rd_global_compute): Use df_visit_next_rc instead of
7861 (df_ru_global_compute): Use df_visit_next_rts instead of
7864 * flow.c (flow_reverse_top_sort_order_compute): New function.
7866 * basic-block.h: Add prototype.
7868 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7870 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
7871 blocks, the BB_REACHABLE is now set, rather than aux being
7872 non-NULL. Update the test to reflect this.
7874 2001-08-28 Eric Christopher <echristo@redhat.com>
7876 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
7877 config/mips/crti.asm: Ditto.
7879 2001-08-28 Eric Christopher <echristo@redhat.com>
7880 Richard Henderson <rth@redhat.com>
7882 * c-pragma.h (add_weak): Move prototype from here...
7883 * output.h (add_weak): ... to here.
7884 * varasm.c (add_weak): Fix typo.
7885 * config/mips/crti.asm: New file.
7886 * config/mips/crtn.asm: Ditto.
7887 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
7888 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
7889 (INVOKE__main): Ditto.
7890 (INIT_SECTION_ASM_OP): New.
7891 (FINI_SECTION_ASM_OP): Ditto.
7892 (STARTFILE_SPEC): Add crti.
7893 (ENDFILE_SPEC): Add crtn.
7894 * config/mips/elf64.h: Same.
7895 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
7897 * config/mips/vxworks.h: Ditto.
7898 * config/mips/t-elf: Support crti and crtn.
7900 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7902 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
7905 2001-08-28 Richard Henderson <rth@redhat.com>
7907 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
7908 (one_cmplbi2 splitter): Remove redundant test.
7910 2001-08-28 Dale Johannesen <dalej@apple.com>
7912 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
7914 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
7916 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
7918 2001-08-28 Stan Shebs <shebs@apple.com>
7920 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
7921 (UNALIGNED_SHORT_ASM_OP): Define.
7922 (UNALIGNED_INT_ASM_OP): Define.
7924 2001-08-28 Will Cohen <wcohen@redhat.com>
7926 * config/rs6000/rs6000.md (store_multiple): Correct RTL
7927 generation for first set.
7929 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7931 * flow.c (redirect_edge_succ_nodup): Return new edge.
7932 (try_simplify_condjump): Use new edge.
7933 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
7935 * cse.c (cse_basic_block): Skip note instructions.
7937 2001-08-27 Richard Henderson <rth@redhat.com>
7939 * combine.c (combine_simplify_rtx): Don't reverse condition
7940 if there is no reverse for the condition.
7941 (simplify_comparison): Don't simplify subregs from INT to FP.
7943 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
7944 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
7945 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
7946 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
7947 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
7948 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
7950 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7952 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
7953 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
7955 (adddi_dilshr32, adddi_dishl32): Only data register can be
7956 source for mem destination.
7958 * expmed.c (store_bit_field): Ignore adjustment to bitpos
7959 and use bitnum to decide about register move.
7961 2001-08-27 Richard Henderson <rth@redhat.com>
7963 * genattr.c (main): Emit state_t even when not doing scheduling.
7965 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7966 Richard Henderson <rth@redhat.com>
7968 * gcse.c (reg_first_set, reg_last_set): Replace with ...
7969 (reg_avail_info, current_bb): ... these.
7970 (oprs_unchanged_p, record_last_reg_set_info): Use them.
7971 (compute_hash_table): Likewise.
7973 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7975 * flow.c (verify_flow_info): Use checksums to verify edges.
7977 2001-08-27 Richard Henderson <rth@redhat.com>
7979 * genautomata.c (expand_automata): Always create a description.
7981 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7983 * optabs.c (expand_binop): Correctly handle the carry in multiword
7984 add/subtract operations.
7986 2001-08-27 Fred Fish <fnf@be.com>
7988 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
7991 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7993 * reload.c (find_reloads_toplev): Back out this change:
7995 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
7997 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
7998 mem if the address is a mode_dependent_address_p.
8000 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
8002 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
8003 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
8004 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
8007 * genattr.c (main): New variable num_insn_reservations. Increase
8008 it if there is DEFINE_INSN_RESERVATION. Output automaton based
8009 pipeline hazard recognizer interface.
8011 * genattrtab.h: New file.
8013 * genattrtab.c: Include genattrtab.h.
8014 (attr_printf, check_attr_test, make_internal_attr,
8015 make_numeric_value): Move protypes into genattrtab.h. Define them
8017 (num_dfa_decls): New global variable.
8018 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
8019 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
8020 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
8021 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
8023 * genautomata.c: New file.
8025 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
8027 * sched-int.h: (curr_state): Add the external definition for
8028 automaton pipeline interface.
8029 (haifa_insn_data): Add comments for members blockage and units.
8031 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8032 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8033 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8034 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8035 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8036 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8037 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
8039 (TARGET_SCHED): Use the new macros.
8041 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
8042 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
8043 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
8044 dfa_bubble): New members in gcc_target.sched.
8046 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
8047 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
8048 (insn_queue): Redefine it as pointer to array.
8049 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
8051 (max_insn_queue_index_macro_value): New variable.
8052 (curr_state, dfa_state_size, ready_try): New varaibles for
8053 automaton interface.
8054 (ready_element, ready_remove, max_issue): New function prototypes
8055 for automaton interface.
8056 (choose_ready): New function prototype.
8057 (insn_unit, blockage_range): Add comments.
8058 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
8059 FUNCTION_UNITS_SIZE == 0.
8060 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
8061 actual_hazard, potential_hazard): Add comments.
8062 (insn_cost): Use cost -1 as undefined value. Remove
8063 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
8065 (ready_element, ready_remove): New functions for automaton
8067 (schedule_insn): Add new code for automaton pipeline interface.
8068 (queue_to_ready): Add new code for automaton pipeline interface.
8069 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
8070 (debug_ready_list): Print newline when the queue is empty.
8071 (max_issue): New function for automaton pipeline interface.
8072 (choose_ready): New function.
8073 (schedule_block): Add new code for automaton pipeline interface.
8074 Print ready list before scheduling each insn.
8075 (sched_init): Add new code for automaton pipeline interface.
8076 Initiate insn cost by -1.
8077 (sched_finish): Free the current automaton state and finalize
8078 automaton pipeline interface.
8080 * sched-rgn.c: Include target.h.
8081 (init_ready_list, new_ready, debug_dependencies): Add new code for
8082 automaton pipeline interface.
8084 * sched-vis.c: Include target.h.
8085 (get_visual_tbl_length): Add code for automaton interface.
8086 (target_units, print_block_visualization): Add comments.
8088 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
8089 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
8090 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
8091 (getruntime.o, genautomata.o): New entries.
8092 (genattrtab.o): Add new dependency file genattrtab.h.
8093 (genattrtab): Add new dependencies. Link it with `libm.a'.
8094 (getruntime.o, hashtab.o): New entries for canadian cross.
8096 * doc/md.texi: Description of automaton based model.
8098 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
8100 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8101 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8102 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8103 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8104 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8105 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8106 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
8108 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
8109 MAX_DFA_ISSUE_RATE): New macro descriptions.
8111 * doc/contrib.texi: Add dfa based scheduler contribution.
8113 * doc/gcc.texi: Add more information about genattrtab.
8115 2001-08-27 Diego Novillo <dnovillo@redhat.com>
8117 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
8120 2001-08-27 Richard Henderson <rth@redhat.com>
8122 * function.c (expand_function_end): Don't init arg_pointer_save_area.
8123 (get_arg_pointer_save_area): New. Create an init it here.
8124 (fix_lexical_addr): Use it.
8125 * function.h: Declare it.
8126 * builtins.c (expand_builtin_setjmp_receiver): Use it.
8127 * stmt.c (expand_nl_goto_receiver): Use it.
8129 2001-08-27 Richard Henderson <rth@redhat.com>
8131 * final.c (final_scan_insn): Don't enter APP_ON mode for
8134 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
8135 alignment for assemble_integer for DW_EH_PE_aligned.
8136 * except.c (output_function_exception_table): Likewise.
8138 2001-08-26 Andreas Jaeger <aj@suse.de>
8140 * c-tree.h: Add prototyp for c_sizeof_nowarn.
8142 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
8144 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
8146 2001-08-27 Alan Modra <amodra@bigpond.net.au>
8148 * config/rs6000/rs6000.c (mask_operand): Rewrite without
8150 (mask64_operand): Likewise.
8151 (rldic_operand): Delete.
8152 (includes_lshift64_p): Delete.
8153 (includes_rldic_lshift_p): New function.
8154 (includes_rldicr_lshift_p): New function.
8155 (print_operand): Don't call rldic_operand in case 'W'.
8156 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
8157 (includes_lshift64_p): Remove.
8158 (includes_rldic_lshift_p): Declare.
8159 (includes_rldicr_lshift_p): Declare.
8160 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
8161 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
8162 Replace match_operand rldic_operand predicate with
8163 const_int_operand. Replace includes_lshift64_p condition with
8164 includes_rldic_lshift_p.
8165 <ashldi3_internal 64 bit rldicr patterns>: New.
8167 2001-08-27 Andreas Jaeger <aj@suse.de>
8169 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8170 * errors.c: Likewise.
8171 * final.c: Likewise.
8172 * dwarf2asm.c: Likewise.
8173 * doprint.c (checkit): Likewise.
8174 * diagnostic.c: Likewise.
8175 * collect2.c: Likewise.
8176 * calls.c: Likewise.
8177 * c-semantics.c (build_stmt): Likewise.
8178 * c-format.c (status_warning): Likewise.
8179 * c-errors.c (pedwarn_c99): Likewise.
8180 * builtins.c (validate_arglist): Likewise.
8181 * config/pj/pj.c (pj_printf): Likewise.
8182 * fix-header.c: Likewise.
8184 * gcov.c (fnotice): Likewise.
8185 * gensupport.c (message_with_line): Likewise.
8186 * mips-tfile.c: Likewise.
8187 * protoize.c (notice): Likewise.
8188 * read-rtl.c (fatal_with_file_and_line): Likewise.
8189 * rtl-error.c: Likewise.
8190 * tradcpp.c: Likewise.
8192 * cp/tree.c (build_min_nt): Likewise.
8193 (build_min): Likewise.
8194 * cp/lex.c: Likewise.
8195 * cp/errfn.c: Likewise.
8196 * cp/rtti.c (create_pseudo_type_info): Likewise.
8198 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
8200 * df.c (df_uses_record): Return after recording all uses
8203 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
8205 * df.c (df_insn_modify): Realloc the INSN table here, if
8206 necessary, here, too.
8208 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
8210 * config/mips/mips.c (mips_function_value): Handle complex return
8213 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
8215 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
8217 * reload.c (make_memloc): Copy result if it is still
8218 reg_equiv_memory_loc[regno] on return.
8219 (subst_reloads) [ENABLE_CHECKING]: Check that none of
8220 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
8221 reg_equiv_mem are modified by the substitutions.
8223 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8225 * predict.c (expensive_function_p): New.
8226 * rtl.h (expensive_function_p): Declare.
8227 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
8228 (use_fast_prologue_epilogue): New static variable.
8229 (expand_prologue): Set it; emit short prologues if unset.
8230 (expand_epilogue): Likewise.
8232 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8234 * config.gcc: Add stormy16-*-elf case.
8235 * config/stormy16/stormy-abi: New file.
8236 * config/stormy16/stormy16-lib2.c: New file.
8237 * config/stormy16/stormy16-protos.h: New file.
8238 * config/stormy16/stormy16.c: New file.
8239 * config/stormy16/stormy16.h: New file.
8240 * config/stormy16/stormy16.md: New file.
8241 * config/stormy16/t-stormy16: New file.
8243 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
8245 * i386.h (no-accumulate-outgoing-args): Use proper mask.
8247 2001-08-24 David Edelsohn <edelsohn@gnu.org>
8249 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
8250 descriptor members are pointer size, not constant 4.
8251 * config/rs6000/rs6000.md (define_splits): Remove more unused
8254 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8256 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
8258 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
8260 * cp/rtti.c (VPARAMS): Fix parameter.
8262 2001-08-24 Zack Weinberg <zackw@panix.com>
8264 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
8266 (mode_for_extraction): No need for #ifdefs. Add default-case abort
8268 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
8269 in if controlling use of insv.
8270 (extract_bit_field): Likewise, for extv and extzv.
8272 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
8274 * i386.md (movcc peep2): Fix load of 0.
8276 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8278 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
8279 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
8281 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
8283 * c-pragma.h: Move weak_syms and weak_decls...
8284 * varasm.c: ...here. Now static.
8285 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
8286 depend on HANDLE_PRAGMA_WEAK.
8288 * c-common.c (c_alignof, c_alignof_expr): Move here...
8289 * c-typeck.c: ...from here.
8290 * c-tree.h, c-common.h: Adjust.
8292 2001-08-23 Bernd Schmidt <bernds@redhat.com>
8294 * config/ia64/ia64.c (rws_update): If !pred, set write_count
8295 instead of incrementing it.
8297 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
8298 asm ready, don't try to move them all into the same array element.
8300 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8302 * function.c (thread_prologue_and_epilogue_insns): Avoid
8303 fallthru flag on edge to exit.
8305 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
8307 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
8310 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8312 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
8313 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
8314 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
8317 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8319 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
8320 replace "GNU CC" with "GCC".
8322 2001-08-23 Richard Henderson <rth@redhat.com>
8324 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
8325 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
8326 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
8327 Need GR between FR and not GR_AND_FR.
8328 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
8329 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
8330 AR regs before GR regs.
8331 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8332 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
8333 (REGISTER_MOVE_COST): Update.
8334 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
8336 2001-08-23 Richard Henderson <rth@redhat.com>
8338 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
8341 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8343 * reload1.c (emit_reload_insns): Don't look for notes
8344 on a NULL store_insn.
8346 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8348 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
8349 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
8350 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
8351 format specifier warnings.
8352 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
8354 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
8356 * config/i386/i386-protos.h: Correct declaration of
8357 i386_pe_asm_named_section.
8359 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
8361 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
8363 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8365 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8367 * cpperror.c (print_location): Don't show _Pragma.
8368 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
8369 and file change callback generation here.
8370 (stack_include_file): Update use of cpp_push_buffer.
8371 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
8372 (struct cpp_buffer): Remove type, pfile members.
8373 * cppinit.c (cpp_handle_option): Use free_chain.
8374 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
8375 (skip_escaped_newlines, get_effective_char, lex_percent): Take
8376 a cpp_reader rather than a cpp_buffer.
8377 (skip_escaped_newlines, get_effective_char, skip_block_comment,
8378 skip_line_comment, parse_string, lex_percent, lex_dot,
8379 _cpp_lex_token): Update accordingly.
8380 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
8382 (cpp_push_buffer): Update prototype.
8383 (run_directive): Update use of cpp_push_buffer.
8384 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
8385 handle_assertion): Update use of run_directive.
8386 * cpplib.h (enum cpp_buffer_type): Remove.
8387 (cpp_push_buffer): Update prototype.
8388 * fix-header.c (read_scan_file): Update.
8390 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8392 * gcc.c (struct prefix_list): Change prefix to const char *.
8394 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8396 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
8398 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
8400 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
8403 * jump.c (squeeze_notes): Take parms by reference. Handle END being
8406 * ifcvt.c (dead_or_predicable): Adjust.
8407 * loop.c (find_and_verify_loops): Adjust.
8408 * stmt.c (expand_end_case): Adjust.
8409 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
8410 head and end insn pointers in the basic block, not just local copies.
8411 (merge_blocks_move_predecessor_nojumps): Likewise.
8413 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
8415 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
8416 bitmap.h, builtin-types.def, builtins.c, builtins.def,
8417 c-aux-info.c, c-common.c, c-common.def, c-common.h,
8418 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
8419 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
8420 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
8421 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
8422 conditions.h, config.gcc, configure.frag, configure.in,
8423 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
8424 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
8425 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
8426 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
8427 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
8428 emit-rtl.c, errors.c, errors.h, except.c, except.h,
8429 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
8430 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
8431 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
8432 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
8433 gencheck.c, gencodes.c, genconfig.c, genemit.c,
8434 genextract.c, genflags.c, gengenrtl.c, genmultilib,
8435 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
8436 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
8437 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
8438 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
8439 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
8440 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
8441 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
8442 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
8443 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
8444 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
8445 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
8446 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
8447 params.h, predict.c, predict.def, predict.h, prefix.c,
8448 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
8449 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
8450 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
8451 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
8452 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
8453 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
8454 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
8455 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
8456 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
8457 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
8458 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
8459 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
8460 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
8461 xcoffout.h: replace "GNU CC" with "GCC".
8463 2001-08-21 Richard Henderson <rth@redhat.com>
8465 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
8466 (final_scan_insn): Consider jump tables data even if we have no
8467 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
8469 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
8470 (ASM_OUTPUT_CASE_END): Remove.
8471 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
8472 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
8473 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8475 2001-08-21 Richard Henderson <rth@redhat.com>
8477 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
8478 at barrier insns. Emit stop bits before barriers.
8480 * flow.c (flow_find_cross_jump): Don't consider unconditional
8481 return insns for commoning.
8483 * final.c (compute_alignments): Fix typo.
8485 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
8486 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
8487 (store_bit_field): Use mode_for_extraction more places.
8488 (extract_bit_field): Likewise.
8490 2001-08-21 Zack Weinberg <zackw@panix.com>
8492 * caller-save.c: Don't include insn-codes.h.
8493 (reg_save_code, reg_restore_code): Make arrays of int.
8494 All uses updated to match.
8495 (insert_save, insert_restore): No need to initialize "code"
8496 variable upon declaration.
8497 * Makefile.in: update dependencies; fix typo in clean rule.
8499 2001-08-21 Richard Henderson <rth@redhat.com>
8501 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
8502 (merge_if_block): Handle fallout from same.
8504 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8506 * builtins.c (type_to_class): Fix typo in last change.
8508 2001-08-21 Richard Henderson <rth@redhat.com>
8510 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
8511 ia64_asm_output_label.
8513 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
8514 copy of gp while the real gp register contains garbage.
8516 2001-08-21 Zack Weinberg <zackw@panix.com>
8518 * expmed.c (mode_for_extraction): New function.
8519 (store_bit_field, extract_bit_field): Use it.
8520 * expr.h: Prototype it and provide an enum for its first argument.
8522 * combine.c, function.c, recog.c: Don't include insn-codes.h.
8523 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
8524 and digging through the insn_data tables.
8525 * Makefile.in: Update dependencies.
8527 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8529 * cppfiles.c (stack_include_file): line-map.c now handles include
8531 (handle_missing_handler): Similarly.
8532 (_cpp_execute_include): Similarly.
8533 (_cpp_pop_file_buffer): Similarly.
8534 * cpphash.h (struct cpp_reader): Remove system_include_depth,
8535 buffer_stack_depth and include_depth.
8536 * cpplib.c (do_include_common): line-map.c now handles include depth.
8537 (cpp_push_buffer): Similarly.
8538 (_cpp_pop_buffer): Similarly.
8539 * cppmacro.c (builtin_macro): Update.
8540 * line-map.c (init_line_maps): Set depth.
8541 (add_line_map): Increment "used" earlier. Update and use the
8543 (trace_include): Use the include depth.
8544 * line-map.h (struct line_maps): New member depth.
8546 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8548 * cppfiles.c (stack_include_file): Don't handle -H here.
8549 * cppinit.c (cpp_start_read): Set include tracing after
8550 cpp_post_options and after stacking the main file.
8551 * line-map.c (trace_include): New.
8552 (init_line_maps, add_line_map): Update.
8553 * line-map.h (struct line_maps): New member trace_includes.
8555 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8557 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
8558 * cppfiles.c (stack_include_file): Only stack a file if there
8559 is something to do. Return a boolean indicating whether a
8560 buffer was stacked or not.
8561 (_cpp_execute_include): Similarly.
8562 (_cpp_read_file): Similarly.
8563 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
8565 2001-08-21 Sam Steingold <sds@gnu.org>
8567 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
8568 (RECACHE): keep obufp_before_macroname up to date
8570 2001-08-21 Zack Weinberg <zackw@panix.com>
8572 * stmt.c: Don't include insn-codes.h.
8573 (expand_end_case): Machine specific logic moved to expr.c.
8574 No need to worry about __builtin_classify_type.
8575 (check_for_full_enumeration_handling, emit_case_nodes):
8578 * builtins.o (expand_builtin_classify_type): Split up so code
8579 can be shared with fold_builtin_classify_type.
8580 (type_to_class, fold_builtin_classify_type): New functions.
8581 (fold_builtins): Handle __builtin_classify_type.
8583 * expr.c (do_tablejump): Now static.
8584 (case_values_threshold, try_casesi, try_tablejump): New;
8585 code mostly from stmt.c (expand_end_case).
8586 (expr.h): Update prototypes.
8588 * Makefile.in (stmt.o): Update dependencies.
8590 2001-08-21 Will Cohen <wcohen@redhat.com>
8592 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
8593 declaration of variable i.
8594 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
8595 declaration of variable i.
8597 2001-08-21 Richard Henderson <rth@redhat.com>
8599 * crtstuff.c: Fix thinko last change. Move list tails to start
8600 of CRT_END section. Tidy ifdefs.
8601 (__EH_FRAME_BEGIN__): Always static for ELF.
8602 (__do_global_ctors_1): Rename from __frame_dummy.
8603 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
8604 name change; don't hide __EH_FRAME_BEGIN__.
8606 2001-08-21 Richard Henderson <rth@redhat.com>
8608 * gdbinit.in: Move break on exit after break on fancy_abort.
8610 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
8613 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8615 * cpphash.h (_cpp_push_next_buffer): New.
8616 * cppinit.c (do_includes): Remove.
8617 (push_include, free_chain, _cpp_push_next_buffer): New.
8618 (cpp_start_read): Use them to rework command line option handling.
8619 (cpp_handle_option): Combine handling of -include and -imacros.
8620 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
8621 appropriate. Always insert missing \n at EOF.
8622 * cpplib.c (start_directive): Get the directive position right.
8623 * cppmain.c (cb_file_change): Always print the first line, unless
8626 2001-08-20 Andreas Jaeger <aj@suse.de>
8628 * profile.c (compute_branch_probabilities): Remove extra new-line
8630 * flow.c (verify_flow_info): Likewise.
8632 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8634 * basic-block.h (basic_block): Add new field 'flags'.
8635 (BB_REACHABLE): Define.
8636 (expunge_block): Declare.
8637 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
8638 (EXIT_BLOCK_PTR): Ditto.
8639 (expunge_block): Remove static declaration.
8640 (cleanup_cfg): Clear bb->aux on every basic block.
8641 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
8642 computing reachability.
8643 (delete_unreachable_blocks): Delete block b if b->flags has
8646 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8648 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
8650 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8652 * sparc.c (sparc_variable_issue): Fix typo in last change.
8654 2001-08-20 Richard Henderson <rth@redhat.com>
8656 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
8658 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
8660 * pa.h (RETURN_IN_MEMORY): Improve comment.
8662 2001-08-20 Janis Johnson <janis187@us.ibm.com>
8664 * doc/invoke.texi (Profiling options): Clarify the interactions
8665 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
8667 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
8669 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
8672 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8674 * gcc.c (make_relative_prefix): Allocate a sufficiently large
8677 2001-08-20 Richard Henderson <rth@redhat.com>
8679 * final.c (end_final): Fix typo last change.
8681 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
8683 * cppinit.c (init_standard_includes): The returned buffer
8684 is already malloc-ed.
8685 * gcc.c (add_prefix): Similarly.
8686 * prefix.c (translate_name): Update to support clear buffer
8688 (update_path): Similarly. Be sure to free any newly allocated
8689 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
8691 * prefix.h (update_path): Update prototype and document.
8692 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
8693 up and update to new buffer ownership rules.
8694 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
8696 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8698 * final.c (compute_alignments): New function.
8699 (init_insn_lengths): Do not care label_align.
8700 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
8701 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
8702 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
8703 (shorted_branches): Realloc label_align array; do
8704 not call init_insn_lengths; Do not care about loop alignments.
8705 * output.h (compute_alignments): Declare.
8706 * toplev.c (rest_of_compilation): Call compute_alignments.
8707 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
8709 * predict.c (block_info_def): Add npredecesors, remove nvisited;
8710 change visited to tovisit.
8711 (propagate_freq): Use faster traversing algorithm.
8712 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
8713 to tovisit; reverse meaning.
8715 * predict.c (struct block_info_def): Remove nvisited.
8716 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8717 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8719 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
8721 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
8722 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
8723 (TARGET_FUSED_MADD): New.
8724 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
8725 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
8726 the multiply-add instructions.
8728 2001-08-19 Richard Henderson <rth@redhat.com>
8730 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
8731 is aligned to pointer size.
8733 2001-08-19 Richard Henderson <rth@redhat.com>
8735 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
8736 display markers during final schedule.
8738 2001-08-19 Richard Henderson <rth@redhat.com>
8740 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
8742 2001-08-19 Richard Henderson <rth@redhat.com>
8744 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
8746 (ASM_NAME_TO_STRING): Remove.
8747 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
8748 in the same string. Remove support for expressions.
8750 2001-08-19 Richard Henderson <rth@redhat.com>
8752 * config/i386/i386.md (tablejump): Make an expander; handle
8753 pic relative addressing here.
8754 (tablejump_1): Rename from tablejump_pic.
8757 2001-08-19 Richard Henderson <rth@redhat.com>
8759 * regclass.c (fix_register): Fix typo.
8761 2001-08-18 Richard Henderson <rth@redhat.com>
8763 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
8764 (struct _Unwind_Context): Expand br_loc to hold it.
8765 (uw_frame_state_for): Handle leaf functions better.
8766 (uw_update_reg_address): Update for br_loc change.
8768 2001-08-18 Richard Henderson <rth@redhat.com>
8770 * crtstuff.c: Move list heads before code that uses them.
8771 (__JCR_LIST__): Remove initial null.
8772 (frame_dummy, __frame_dummy): Do java registration here ...
8773 (__do_global_ctors_aux): ... not here.
8775 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
8776 (__do_global_dtors_aux): Update to match.
8777 (__JCR_LIST__, __do_jv_register_classes): New.
8779 * config/ia64/crtend.asm (__JCR_END__): New.
8780 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
8781 instead of an indirect LTOFF22 reloc.
8783 2001-08-18 Richard Henderson <rth@redhat.com>
8785 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
8786 * regclass.c (init_reg_sets_1): Fix typo.
8787 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
8788 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
8789 (ia64_compute_frame_size): Make ar.unat live when in use.
8790 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
8791 for ar.pfs; remove ar.unat handling.
8792 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
8794 (PREDICATE_CODES): Add ar_pfs_reg_operand.
8795 * config/ia64/ia64-protos.h: Update decls.
8796 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
8797 (sibcall_pic): Likewise.
8799 2001-08-18 Richard Henderson <rth@redhat.com>
8801 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
8802 pred_rel_mutex when searching for insn_group_barrier.
8803 * config/ia64/ia64.md (cycle_display): Combine the expander
8806 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
8807 bit before asm as needed.
8809 2001-08-18 Richard Henderson <rth@redhat.com>
8811 * timevar.def (TV_MACH_DEP): New.
8812 * toplev.c (rest_of_compilation): Use it.
8813 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
8815 2001-08-18 Zack Weinberg <zackw@panix.com>
8817 * unwind-dw2.c (execute_stack_op): Add default aborts to
8818 the inner switches to prevent warnings.
8820 2001-08-18 Richard Henderson <rth@redhat.com>
8822 * timevar.h (struct timevar_time_def): Change element type to float.
8823 (ticks_to_msec, clocks_to_msec): Likewise.
8824 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
8825 (get_time): Likewise.
8826 (timevar_print): Adjust zero check and printing to match.
8828 2001-08-18 Zack Weinberg <zackw@panix.com>
8830 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
8831 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
8832 Eliminate overfull or underfull hboxes.
8834 2001-08-18 Zack Weinberg <zackw@panix.com>
8836 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8838 2001-08-18 Zack Weinberg <zackw@panix.com>
8840 * haifa-sched.c: Convert to target hooks. Macros replaced
8841 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
8842 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
8843 MD_SCHED_FINISH, and HAVE_cycle_display.
8844 * target-def.h (TARGET_SCHED_ADJUST_COST,
8845 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
8846 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
8847 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
8848 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
8849 New hook #defines to be overridden.
8850 (TARGET_SCHED): Bring them all together.
8851 (TARGET_INITIALIZER): Update.
8852 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
8853 instead of 'struct rtx_def *' throughout.
8854 (struct sched): New set of hooks for the scheduler.
8855 * Makefile.in (haifa-sched.o): Depend on target.h.
8856 * doc/tm.texi: Document the new scheduler hooks, together in
8857 their own section, instead of scattered around.
8858 Fix a bunch of underfull/overfull hboxes.
8860 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
8861 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
8862 sparc.h: Don't define any of the old scheduler macros.
8864 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
8865 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
8866 sparc.c: Create hook functions from code extracted from
8867 corresponding target header, or make existing hooks static, as
8868 appropriate. Set the appropriate entries in targetm.
8870 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
8871 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
8872 rs6000-protos.h, s390-protos.h, sparc-protos.h:
8873 Remove prototypes for functions which are now static.
8875 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
8876 related gunk; the Haifa scheduler is now the only choice.
8878 2001-08-18 Zack Weinberg <zackw@panix.com>
8880 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
8881 * genopinit.c: Put floating point divide insns in sdiv_optab.
8882 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
8883 * config/gofast.h, config/c4x/c4x.h,
8884 config/ia64/hpux_longdouble.h, config/mips/mips.h,
8885 config/pa/long_double.h, config/rs6000/sysv4.h,
8886 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
8887 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
8888 (init_optabs): Use init_optabv for overflow-trapping optabs.
8889 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
8890 cmp_optab RTX codes so have_insn_for can find them.
8892 * optabs.c (expand_simple_binop, expand_simple_unop,
8893 have_insn_for, gen_sub3_insn): New interfaces.
8894 * expr.h: Prototype new functions.
8895 (enum optab_methods): Move here from optabs.h.
8897 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
8898 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
8899 Use new functions instead of working directly with optabs.
8900 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
8901 unroll.c: Don't include optabs.h.
8902 * caller-save.c, combine.c, function.c, stmt.c: Just include
8903 insn-codes.h, not optabs.h.
8904 * Makefile.in: Update dependencies.
8906 * combine.c (make_compound_operation, simplify_comparison):
8907 Fix typos testing for this or that instruction.
8909 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8911 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
8912 generating libgcc.a.
8914 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8916 * except.c (TYPE_HASH): Delete.
8918 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
8921 * tree.c (TYPE_HASH): Delete.
8923 * tree.h (TYPE_HASH): Define.
8925 2001-08-18 Graham Stott <grahams@redhat.com>
8927 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
8929 (adddi3_internal_2+2): Likewise.
8930 (eh_set_lr_di+1): Likewise.
8932 2001-08-17 Richard Henderson <rth@redhat.com>
8934 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
8935 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
8936 * dwarf2asm.c: ... here.
8937 * dwarfout.c: Remove them.
8939 * varasm.c (assemble_integer): Add align parameter.
8940 (assemble_real, output_constant, output_constructor): Likewise.
8941 * output.h: Update decls.
8942 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
8943 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
8944 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
8945 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
8946 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
8949 * final.c (end_final): Abort profile block generation if we
8950 havn't layed it out properly.
8951 * output.h (assemble_eh_integer): Remove stale decl.
8952 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
8954 (assemble_integer): Handle unaligned data.
8955 (assemble_real): Abort on unaligned data.
8956 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
8958 (default_dtor_section_asm_out_destructor): Use assemble_align.
8959 (default_named_section_asm_out_constructor): Likewise.
8960 (default_ctor_section_asm_out_constructor): Likewise.
8961 * config/darwin.c (machopic_asm_out_constructor): Likewise.
8962 (machopic_asm_out_destructor): Likewise.
8963 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
8964 (nextstep_asm_out_destructor): Likewise.
8965 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
8966 (vms_asm_out_destructor): Likewise.
8968 2001-08-17 Richard Henderson <rth@redhat.com>
8970 * config/mips/iris6.h (TARGET_IRIX6): New.
8971 (current_section_name, current_section_flags): New.
8972 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
8973 (MAX_OFILE_ALIGNMENT): New.
8974 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
8975 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
8976 (copy_file_data): Split out from
8977 (mips_asm_file_end): ... here.
8978 (mips_asm_file_start): Remove extra .section directive. Use
8979 tmpfile instead of mips_make_temp_file.
8980 (mips_unique_section): Use const char * as needed for warnings.
8981 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
8982 re-add align parameter.
8983 (iris6_asm_named_section): New.
8984 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
8985 (iris6_asm_output_align, iris6_section_align_1): New.
8986 (iris6_asm_file_start, iris6_asm_file_end): New.
8987 * config/mips/mips-protos.h: Update decls.
8989 2001-08-17 Janis Johnson <janis187@us.ibm.com>
8991 * doc/install.texi (Install GCC): Add links to build status pages.
8993 (Final install): Ditto; request updates for specific info
8995 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
8997 * cpperror.c (print_location): Don't take a file name; use the
8999 (_cpp_begin_message): Similarly.
9000 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
9001 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
9002 (cpp_pedwarn_with_file_and_line): Remove.
9003 * cppfiles.c (stack_include_file): Update; set filename to stdin
9004 here when appropriate.
9005 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
9006 (_cpp_begin_message): Don't take a file name.
9007 * cppinit.c: Add comment.
9008 * cpplex.c: Fix end-of-directive indicator.
9009 * cpplib.c: Don't include intl.h.
9010 (run_directive, do_diagnostic): Update.
9011 (do_line): Update to not use nominal_fname.
9012 (cpp_push_buffer): Don't take a filename.
9013 * cpplib.h (struct ht): Remove.
9014 (cpp_push_buffer): Don't take a filename.
9015 (cpp_pedwarn_with_file_and_line): Remove.
9016 * cppmacro.c (struct cpp_macro): Remove file.
9017 (builtin_macro): Update.
9018 (_cpp_create_definition): Update.
9019 * cppmain.c: Correct comment.
9020 * fix-header.c (read_scan_file): Update.
9022 2001-08-17 Kazu Hirata <kazu@hxi.com>
9024 * sbitmap.c: Fix comment formatting.
9025 * sched-deps.c: Likewise.
9026 * sibcall.c: Likewise.
9027 * simplify-rtx.c: Likewise.
9029 * ssa-ccp.c: Likewise.
9030 * stor-layout.c: Likewise.
9031 * timevar.c: Likewise.
9032 * toplev.c: Likewise.
9033 * unwind-dw2.c: Likewise.
9034 * unwind-dw2-fde.c: Likewise.
9035 * varasm.c: Likewise.
9037 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
9039 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
9040 or larger than an integer in memory.
9042 2001-08-17 Zack Weinberg <zackw@panix.com>
9044 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
9045 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
9046 * rtl.h: Don't forward-declare union tree_node here. Don't
9047 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
9048 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
9049 and tree respectively.
9050 * tree.h: Don't forward-declare struct rtx_def here. Don't
9051 typedef tree here. Change all uses of struct rtx_def *,
9052 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
9053 and tree respectively.
9055 2001-08-17 Richard Henderson <rth@redhat.com>
9057 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
9058 config/mips/openbsd.h: Fix typos last change.
9060 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9062 * doc/invoke.texi (Optimize Options): The default for
9063 -finline-limit is 600.
9065 2001-08-17 Richard Henderson <rth@redhat.com>
9067 * varasm.c (text_section): Allow TEXT_SECTION to override the
9068 printing of TEXT_SECTION_ASM_OP.
9069 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
9070 (DATA_SECTION, BSS_SECTION): Remove.
9071 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
9072 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
9073 Rename from s/_NAME//.
9074 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
9075 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
9076 (TEXT_SECTION): ... here. New.
9077 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
9078 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
9079 * config/mips/openbsd.h: Likewise.
9080 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
9081 (mips_asm_file_end): Likewise test.
9082 (mips_output_function_epilogue): Likewise. Switch back to data
9083 section after emitting the function.
9085 * doc/tm.texi (Sections): Document TEXT_SECTION.
9087 2001-08-17 Richard Henderson <rth@redhat.com>
9089 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
9090 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
9092 2001-08-17 Richard Henderson <rth@redhat.com>
9094 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
9095 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
9096 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
9097 Add aligned attribute.
9099 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
9101 * config/sh/sh.md: Add modes to unspecs in first insn to match
9102 those in the second.
9104 * Makefile.in: Fix collect2 copy for Cygwin.
9106 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9108 Install the proper patch.
9109 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9110 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9111 (expand_function_start): Likewise.
9112 * stmt.c (expand_decl): Likewise.
9113 * varasm.c (make_decl_rtx): Likewise.
9115 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9117 * final.c: Undo my previous accidental checkin.
9118 * output.h: Likewise.
9119 * tm.texi: Likewise.
9121 2001-08-16 Richard Henderson <rth@redhat.com>
9123 * varasm.c (named_section_flags): Remove align parameter.
9124 * varasm.c, dwarf2out.c: Update all callers.
9125 * output.h: Update prototypes.
9127 * target.h (target.asm_out.named_section): Remove align parameter.
9128 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
9129 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
9130 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
9131 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
9132 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
9134 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
9135 (get_named_section_flags, set_named_section_flags): New.
9136 (named_section_flags): Use them.
9137 (named_section): Do decl vs section flags check here...
9138 (default_section_type_flags): ... not here.
9139 (init_varasm_once): Create in_named_htab.
9140 (resolve_unique_section): Mark reloc unused.
9142 2001-08-16 Richard Henderson <rth@redhat.com>
9144 * varasm.c (force_const_mem): Keep pool alignment in bits.
9145 (output_constant_pool): Use assemble_align.
9147 2001-08-16 Zack Weinberg <zackw@panix.com>
9149 * doc/tm.texi: Remove extra @table command.
9151 2001-08-16 Zack Weinberg <zackw@panix.com>
9153 * final.c (shorten_branches): Clear the end of the label_align
9154 array only if we made it larger. Break up messy expressions
9157 * diagnostic.c (internal_error): Check for error recursion
9158 before doing ICE suppression.
9160 * timevar.c: Timing variables now count in milliseconds.
9161 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
9162 (get_time): Not here.
9163 (timevar_print): Don't print any timer whose user, cpu, and
9164 wall times are all zero as displayed.
9165 * timevar.h: Update comment aboout units. Make timevar
9168 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9170 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9171 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9172 (expand_function_start): Likewise.
9173 * stmt.c (expand_decl): Likewise.
9174 * varasm.c (make_decl_rtx): Likewise.
9176 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
9178 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
9179 (finalize_record_size): Don't set TYPE_USER_ALIGN.
9181 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9183 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
9186 2001-08-16 Andreas Jaeger <aj@suse.de>
9188 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
9191 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
9193 * rtl.h (only_sets_cc0_p): New prototype.
9194 * jump.c (sets_cc0_p): Handle INSN.
9195 (only_sets_cc0_p): New function.
9196 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
9197 (tidy_fallthru_edge): Likewise.
9198 * integrate.c (copy_insn_list): Likewise.
9199 * unroll.c (unroll_loop): Likewise.
9200 (copy_loop_body): Likewise.
9202 2001-08-15 Jason Eckhardt <jle@redhat.com>
9204 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
9206 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9208 * predict.c (struct block_info_def): Remove nvisited.
9209 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
9210 (estimate_bb_frequencies): Call mark_dfs_back_edges.
9212 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
9213 (ix86_adjust_cost): Teach scheduler that latency to load operand can
9216 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
9218 * predict.def: Update hitrates.
9220 2001-08-15 Richard Henderson <rth@redhat.com>
9222 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
9224 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
9226 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
9227 note from its associated jump.
9229 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
9231 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
9232 also on 64-bit s390x targets.
9234 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
9236 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
9238 (arm_expand_prologue): Handled nested functions which take a
9239 variable argument list.
9240 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
9241 macro with an invocation of
9242 arm_compute_initial_elimination_offset.
9243 * config/arm/arm-protos.h: Prototype
9244 arm_compute_initial_elimination_offset.
9246 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9248 * doc/install.texi (Specific, avr): Fix markup.
9249 (Specific, c4x): Ditto.
9251 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9253 * predict.c (dump_prediction): Change `bool' parameter to `int'.
9255 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
9257 * Makefile.in (OBJS): Add rtl-error.o
9258 (rtl-error.o): New rule.
9259 (diagnostic.o): Adjust dependency.
9260 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
9261 error_for_asm, _fatal_insn, _fatal_insn_not_found,
9262 warning_for_asm): Move to...
9263 rtl-error.c: ...here. New file.
9265 2001-08-14 Richard Henderson <rth@redhat.com>
9267 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
9268 if USING_SJLJ_EXCEPTIONS.
9270 2001-08-14 Steve Ellcey <sje@cup.hp.com>
9272 * tlink.c (scan_linker_output): Check string for unsatisfied in
9273 addition to undefined and unresolved.
9275 2001-08-14 Graham Stott <grahams@redhat.com>
9277 * libgcc2.c (*): Replace EH_FRAME_SECTION with
9278 EH_FRAME_SECTION_NAME.
9280 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9282 * genattrtab.c (simplify_test_exp_in_temp): New function.
9283 (simplify_test_exp): Avoid explicit use of temporary obstack.
9284 (simplify_cond, insert_right_side, evaluate_eq_attr,
9285 simplify_and_tree, simplify_or_tree, eliminate_known_true):
9286 Use simplify_test_exp_in_temp.
9287 (optimize_attrs): Iterate until expression stabilizes.
9289 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
9291 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
9292 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
9294 2001-08-13 Richard Henderson <rth@redhat.com>
9296 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
9297 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
9298 * config/arm/conix-elf.h: Likewise.
9300 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9302 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
9304 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
9306 * gcse.c (hash_scan_set): Expressions that are set as part of
9307 jump instructions are not available.
9309 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
9311 * config/s390/s390.c (print_operand, s390_function_prologue,
9312 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
9314 2001-08-13 Richard Henderson <rth@redhat.com>
9316 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
9317 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
9318 * doc/tm.texi (Exception Region Output): Document it.
9320 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9322 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
9323 DWARF2 instead of stabs by default.
9325 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9327 * config/rs6000/rs6000.c: Include optabs.h.
9329 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9331 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
9332 save/restore routines.
9333 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
9335 2001-08-13 Andreas Jaeger <aj@suse.de>
9337 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
9338 the english is correct.
9340 2001-08-13 Zack Weinberg <zackw@panix.com>
9342 * expr.h: Split out optab- and libfunc-related code to...
9343 * optabs.h, libfuncs.h: ... these new headers.
9345 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
9347 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
9349 * mkconfig.sh: Don't include insn-codes.h from config.h.
9351 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
9352 enum insn_code is available. Move reload_in_optab and
9353 reload_out_optab array declarations to optabs.h.
9354 * regmove.c (gen_add3_insn): Move to optabs.c, export from
9355 there, prototype in expr.h.
9356 * gencodes.c: Cleanup: zap global variables, don't use
9357 printf where puts will do, don't bother defining MAX_INSN_CODE
9358 which nothing uses, let CODE_FOR_nothing get its value implicitly.
9360 * genemit.c, genopinit.c: Include optabs.h in generated file.
9361 * genoutput.c: Include insn-codes.h in generated file.
9362 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
9363 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
9364 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
9365 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
9366 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
9367 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
9369 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
9370 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
9371 config/m88k/m88k.c, config/sparc/sparc.c:
9373 * reload.c: Include expr.h and optabs.h before reload.h.
9374 * config/alpha/alpha.c: Include tree.h before reload.h.
9375 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
9376 and reload.h in that order.
9377 * config/sparc/sparc.c: Include debug.h.
9378 * recog.c: Include insn-codes.h.
9380 2001-08-13 Andreas Jaeger <aj@suse.de>
9382 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
9385 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
9387 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
9388 * gcc.c (init_spec): Fix typo in comment.
9389 * varasm.c (data_section): Fix typo in comment.
9391 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
9393 * predict.c (dump_prediction): New argument "USED".
9394 (combine_predictions_for_insn): Determine the used heuristics,
9395 output the case no heuristic applied.
9396 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
9398 2001-08-13 Andreas Jaeger <aj@suse.de>
9400 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
9403 2001-08-13 Kazu Hirata <kazu@hxi.com>
9405 * jump.c: Fix formatting.
9407 2001-08-13 Kazu Hirata <kazu@hxi.com>
9409 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
9412 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
9414 * loop.c (check_dbra_loop): Use condjump_label to compute
9417 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
9418 to better document the files they're in.
9420 2001-08-12 Zack Weinberg <zackw@panix.com>
9422 * recog.h (struct insn_operand_data): Shrink 'mode' field
9425 2001-08-12 Kazu Hirata <kazu@hxi.com>
9427 * gcc.c: Fix comment formatting.
9428 * gccspec.c: Likewise.
9431 * genemit.c: Likewise.
9432 * gengenrtl.c: Likewise.
9433 * genrecog.c: Likewise.
9434 * gensupport.c: Likewise.
9435 * ggc-page.c: Likewise.
9436 * global.c: Likewise.
9437 * graph.c: Likewise.
9438 * ifcvt.c: Likewise.
9439 * integrate.c: Likewise.
9441 * libgcc2.c: Likewise.
9443 * mbchar.c: Likewise.
9444 * optabs.c: Likewise.
9445 * predict.c: Likewise.
9446 * prefix.c: Likewise.
9447 * profile.c: Likewise.
9448 * protoize.c: Likewise.
9450 * recog.c: Likewise.
9451 * regclass.c: Likewise.
9452 * regmove.c: Likewise.
9453 * reg-stack.c: Likewise.
9454 * reload1.c: Likewise.
9455 * resource.c: Likewise.
9456 * rtlanal.c: Likewise.
9459 2001-08-12 Kazu Hirata <kazu@hxi.com>
9461 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
9462 a tree representing a constant is passed to the macro.
9464 2001-08-12 Richard Henderson <rth@redhat.com>
9466 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
9467 (rs6000_elf_asm_out_destructor): New.
9468 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
9469 (DTORS_SECTION_ASM_OP): Remove.
9470 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9471 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
9473 2001-08-12 David Edelsohn <edelsohn@gnu.org>
9476 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9477 * gcc.c (set_collect_gcc_options): New function, split out from
9479 Ignore elided switches.
9480 (do_spec_1): Invoke before executing command.
9481 (set_input): Export.
9482 Move declaration ...
9483 * gcc.h (set_input): ... here.
9484 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9487 2001-08-12 Richard Henderson <rth@redhat.com>
9489 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
9490 thinko wrt TARGET_RELOCATABLE.
9492 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
9494 * fix-header.c (cb_file_change): Update prototype.
9496 2001-08-11 Zack Weinberg <zackw@panix.com>
9498 * toplev.c (set_float_handler): Make static.
9499 * toplev.h: Don't prototype set_float_handler.
9501 * simplify-rtx.c: Don't include setjmp.h.
9502 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
9504 (simplify_unary_operation, simplify_binary_operation): Use them,
9505 via do_float_handler.
9507 * fold-const.c: Don't include setjmp.h.
9508 (exact_real_inverse_1): New function.
9509 (exact_real_inverse): Use it, via do_float_handler.
9511 * varasm.c: Don't include setjmp.h.
9512 (assemble_real_1): New function.
9513 (assemble_real): Use it, via do_float_handler.
9514 Call internal_error if we get a trap here.
9516 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
9517 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
9519 2001-08-11 Zack Weinberg <zackw@panix.com>
9521 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
9522 STACK_BOUNDARY if not already defined.
9524 * calls.c, function.c, reload1.c, explow.c: Don't default
9525 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
9526 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
9528 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
9531 * doc/tm.texi: Document that STACK_BOUNDARY is required;
9532 clarify difference between it and PREFERRED_STACK_BOUNDARY.
9534 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9536 * cppmacro.c (enter_macro_context): Push macro expansions even
9539 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9541 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
9542 (rs6000_elf_section_type_flags): Actually return a value.
9544 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9546 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
9547 Clean up code: add missing comments and prototypes, fix warnings,
9548 remove obsolete code, fix spacing to conform to coding style.
9550 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9552 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
9553 and TARGET_ASM_CLOSE_PAREN.
9554 (regclass_map): CC register belongs to class NO_REGS.
9555 (legitimize_pic_address): Don't generate unnecessary moves
9556 (to avoid confusing loop optimization).
9557 (check_and_change_labels): Replace jump_long by indirect_jump.
9558 (s390_final_chunkify): Don't start a new literal pool on section
9559 switch in 64-bit code.
9560 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
9562 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
9563 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
9564 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
9566 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
9567 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
9568 (CONST_COSTS): Fixed incorrect costs.
9570 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
9571 Use emit_jump instead of emit_jump_insn (gen_jump).
9572 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
9573 (to avoid confusing flow analysis).
9574 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
9575 (casesi, casesi_jump): New.
9576 (jump_long): Removed. Functionality merged into indirect_jump.
9577 (indirect_jump): Accept address_operand, not just register_operand.
9578 (cjump_long, icjump_long): Use same logic as indirect_jump.
9579 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
9580 Fixed broken setjmp/longjmp handling.
9581 (do_builtin_setjmp_setup): Removed.
9583 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
9584 broken GNU as versions that don't accept .quad with large
9585 negative values. Use hexadecimal output instead.
9586 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
9587 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
9588 FUNCTION_EPILOGUE): Removed. Now in targetm.
9590 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
9592 * config/s390/fixdfdi.h: Add missing copyright statement.
9593 Fix type conflicts on 64-bit. Add missing SFmode routines.
9595 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
9598 2001-08-11 Richard Henderson <rth@redhat.com>
9600 * rtl.h (REG_EH_RETHROW): Remove.
9601 * rtl.c (reg_note_name): Update.
9602 * combine.c (distribute_notes): Don't check for it.
9604 2001-08-11 Richard Henderson <rth@redhat.com>
9606 * combine.c (distribute_notes): Place REG_SETJMP.
9608 2001-08-11 Richard Henderson <rth@redhat.com>
9610 * doc/extend.texi (Arrays and pointers implementation): Discourage
9611 relying on sign-extension of pointers.
9613 2001-08-11 H.J. Lu <hjl@gnu.org>
9615 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
9617 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
9618 RDATA_SECTION_ASM_OP.
9620 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9622 * doc/install.texi (Specific, c4x): Fix cross-reference to the
9623 main manual to work both for info and HTML versions.
9625 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9626 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9628 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
9629 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
9630 (struct cpp_pool): New member first.
9631 * cppinit.c (append_include_chain): Plug memory leaks.
9632 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
9633 Allocate pragma structures from the (aligned) macro pool to
9634 avoid leaking memory.
9635 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
9636 so we don't leak memory.
9637 * hashtable.c (ht_destroy): New.
9638 * hashtable.h (ht_destroy): New.
9640 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9641 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9643 * c-lex.c (map): Make const.
9644 (cb_file_change): Update for callback passing a line map.
9645 Don't assume we have a previous map. Remove sanity check
9646 about popping too many files.
9647 * cpperror.c (print_location): Make map const.
9648 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
9649 (cpp_make_system_header): Similarly.
9650 (search_from): Similarly.
9651 (_cpp_execute_include): Don't remember where we came from.
9652 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
9653 (struct cpp_reader): Make map const.
9654 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
9655 * cpplib.c (do_line): Update; line maps now hold sysp.
9656 (cpp_push_buffer): Similarly.
9657 (_cpp_do_file_change): Similarly; callback with map instead.
9658 (cpp_get_line_maps): Constify return value.
9659 (_cpp_pop_buffer): Update.
9660 * cpplib.h (struct cpp_file_change): Remove.
9661 (struct cpp_callbacks): Update.
9662 (cpp_get_line_maps): Constify return value.
9663 * cppmacro.c (_cpp_create_definition): Update.
9664 * cppmain.c (struct printer): Constify map.
9665 (maybe_print_line): Similarly.
9666 (print_line): Similarly. Deduce flags 1 and 2 here.
9667 (cb_file_change): Update.
9668 * line-map.c (free_line_maps): Warn regardless.
9669 (add_line_map): Return pointer to const. When passed NULL to_file
9670 with LC_LEAVE, use the obvious values for the return point so the
9671 caller doesn't have to figure them out.
9672 (lookup_line): Return pointer to const.
9673 (print_containing_files): Take pointer to const.
9674 * line-map.h (struct line_map): New members reason, sysp.
9675 (add_line_map): Return pointer to const.
9676 (lookup_line): Similarly.
9677 (print_containing_files): Take pointer to const.
9679 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
9680 Richard Henderson <rth@redhat.com>
9682 * regmove.c (regmove_optimize): Avoid setting a register twice in
9685 2001-08-10 Richard Henderson <rth@redhat.com>
9687 * doc/extend.texi (Arrays and pointers implementation): Document
9688 behavior of pointer/integer conversion.
9690 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
9692 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
9694 2001-08-10 Richard Henderson <rth@redhat.com>
9696 * doc/extend.texi (C Implementation): New chapter.
9697 * doc/gcc.texi (Top): Link it in.
9699 2001-08-10 Andrew Cagney <ac131313@redhat.com>
9701 * doc/install.texi (Specific): Fix CVS merge botch.
9703 2001-08-10 Richard Henderson <rth@redhat.com>
9705 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
9706 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
9708 2001-08-10 Zack Weinberg <zackw@stanford.edu>
9710 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
9711 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
9712 this macro is now required.
9714 * cselib.c (cselib_process_insn), flow.c (propagate_block),
9715 loop.c (find_and_verify_loops), reload.c (reload): Check
9716 for rtx code of CALL_INSN, not CALL, when deciding if we
9717 need to check for REG_SETJMP note.
9719 * gcse.c (compute_hash_table, compute_store_table): Update
9720 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
9723 * config/avr/avr.c: Fix typo.
9724 * config/convex/convex.c (expand_movstr): Use adjust_address.
9725 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
9727 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
9728 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
9730 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
9731 Do define STACK_BOUNDARY.
9732 * config/i370/i370.c: Include expr.h.
9733 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
9734 config/pa/som.h, config/v850/v850.h: Take in_ctors and
9735 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
9736 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
9737 * config/m88k/m88k.c: Include c-tree.h after expr.h.
9738 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
9739 * config/romp/romp.c: Include expr.h after tree.h.
9741 (output_fpop): Use xmalloc, not oballoc.
9742 * config/we32k/we32k.c: Include expr.h.
9744 2001-08-10 Kazu Hirata <kazu@hxi.com>
9746 * config/h8300/h8300.h: Fix formatting.
9748 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9750 * c-common.h (RETURN_NULLIFIED_P): Lose.
9751 * c-semantics.c (genrtl_return_stmt): Don't check it.
9753 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9755 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
9756 (mips_annotate_frame_insn): New function.
9757 (mips_emit_frame_related_store): New function.
9758 (save_restore_insns): Don't mark instructions that set up the base
9759 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
9760 the store instructions instead.
9761 (mips_expand_prologue): If the stack size is moved into a temporary
9762 register, do not mark that move as frame-related. Add a
9763 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
9765 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9767 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
9768 stack slot as unchanging if current_function_calls_eh_return.
9770 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9772 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
9773 access the second half of the TFmode scratch operand.
9775 2001-08-10 Anthony Green <green@redhat.com>
9777 * java/class.c (emit_register_classes): Conditionalize code on
9780 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9782 * doc/install.texi (Specific, avr): Fix cross-reference to the
9783 main manual to work both for info and HTML versions.
9785 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9787 * stmt.c (expand_null_return_1): Remove code to generate simple returns
9788 and "use_goto" argument.
9789 (expand_null_return, expand_value_return): Update all callers.
9790 * function.c (expand_function_end): Remove code to generate simple
9792 * config/vax/vax.md (epilogue): New expander for function return.
9793 * doc/md.texi (epilogue): Remove "if defined".
9795 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9797 * Makefile.in: Partially revert my previous change:
9798 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
9799 of the hashtab.o and safe-ctype.o rules.
9801 2001-08-09 Richard Henderson <rth@redhat.com>
9803 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
9804 (USE_COLLECT2): Remove duplicate definition.
9805 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
9806 (use_collect2): Remove dead code.
9807 * configure.in (use_collect2): Remove will_use_collect2 and
9808 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
9809 * configure: Rebuild.
9811 * target.h (targetm.asm_out.constructor): New.
9812 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
9813 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
9814 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
9815 * varasm.c (in_ctors, in_dtors): New.
9816 (assemble_constructor, assemble_destructor): Remove.
9817 (default_stabs_asm_out_destructor): New.
9818 (default_named_section_asm_out_destructor): New.
9819 (dtors_section, default_dtor_section_asm_out_destructor): New.
9820 (default_stabs_asm_out_constructor): New.
9821 (default_named_section_asm_out_constructor): New.
9822 (ctors_section, default_ctor_section_asm_out_constructor): New.
9823 * output.h: Update declarations.
9824 * c-decl.c (c_expand_body): Use target hooks instead of
9825 assemble_constructor and assemble_destructor.
9826 * profile.c (output_func_start_profiler): Likewise.
9827 * objc/objc-act.c (finish_objc): Likewise.
9828 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
9829 for the constructor.
9830 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
9832 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
9833 (DTORS_SECTION_ASM_OP): Likewise.
9834 (__CTOR_LIST__): Use attribute section when possible.
9835 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
9837 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
9838 ASM_OUTPUT_CONSTRUCTOR.
9840 * config/darwin.c (machopic_asm_out_constructor): New.
9841 (machopic_asm_out_destructor): New.
9842 * config/darwin-protos.h: Update declarations.
9843 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9844 (ASM_OUTPUT_DESTRUCTOR): Remove.
9845 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9846 * config/nextstep.c (nextstep_asm_out_constructor): New.
9847 (nextstep_asm_out_destructor): New.
9848 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9849 (ASM_OUTPUT_DESTRUCTOR): Remove.
9850 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9851 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
9852 ASM_OUTPUT_*STRUCTOR.
9853 * config/i386/aix386ng.h: Likewise.
9855 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
9856 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
9857 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9858 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9859 * config/lynx.h: Likewise.
9860 * config/netware.h: Likewise.
9861 * config/psos.h: Likewise.
9862 * config/alpha/alpha-interix.h: Likewise.
9863 * config/alpha/elf.h: Likewise.
9864 * config/arc/arc.h: Likewise.
9865 * config/arm/aof.h: Likewise.
9866 * config/arm/coff.h: Likewise.
9867 * config/arm/elf.h: Likewise.
9868 * config/c4x/c4x.h: Likewise.
9869 * config/h8300/h8300.h: Likewise.
9870 * config/i386/cygwin.h: Likewise.
9871 * config/i386/djgpp.h: Likewise.
9872 * config/i386/i386-coff.h: Likewise.
9873 * config/i386/i386-interix.h: Likewise.
9874 * config/i386/sco5.h: Likewise.
9875 * config/i386/vsta.h: Likewise.
9876 * config/i386/win32.h: Likewise.
9877 * config/i960/i960-coff.h: Likewise.
9878 * config/ia64/sysv4.h: Likewise.
9879 * config/m68hc11/m68hc11.h: Likewise.
9880 * config/m68k/coff.h: Likewise.
9881 * config/m68k/mot3300.h: Likewise.
9882 * config/m88k/m88k.h: Likewise.
9883 * config/mcore/mcore-pe.h: Likewise.
9884 * config/mcore/mcore.h: Likewise.
9885 * config/mips/elf.h: Likewise.
9886 * config/mips/elf64.h: Likewise.
9887 * config/mips/iris6.h: Likewise.
9888 * config/pa/pa64-hpux.h: Likewise.
9889 * config/rs6000/sysv4.h: Likewise.
9890 * config/sh/sh.h: Likewise.
9891 * config/sparc/litecoff.h: Likewise.
9893 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
9894 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9895 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9896 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9897 (ASM_OUTPUT_DESTRUCTOR): Remove.
9898 * config/a29k/a29k.c: Move include of tree.h.
9899 * config/a29k/udi.h: Delete file.
9900 * config/alpha/alpha.c (vms_asm_out_constructor): New.
9901 (vms_asm_out_destructor): New.
9902 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
9903 (EXTRA_SECTION_FUNCTIONS): Likewise.
9904 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9905 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9906 * config/c4x/c4x.c: Move include of tree.h.
9907 * config/clipper/clipper.c (clix_asm_out_constructor): New.
9908 (clix_asm_out_destructor): New.
9909 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9910 (ASM_OUTPUT_DESTRUCTOR): Remove.
9911 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9912 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9913 (TARGET_ASM_CONSTRUCTOR): New.
9914 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
9915 (sco_asm_out_constructor): New.
9916 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
9917 * config/i386/svr3gas.h: Remove stack grows up code.
9918 Remove code duplicated from i386/sysv3.h.
9919 (TARGET_ASM_CONSTRUCTOR): New.
9920 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9921 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
9922 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9923 (TARGET_ASM_CONSTRUCTOR): New.
9924 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
9925 (m68hc11_asm_out_destructor): New.
9926 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
9927 (TARGET_ASM_DESTRUCTOR): New.
9928 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
9929 * config/m68k/dpx2.h: Properly undef all the bits inherited from
9930 config/svr3.h pertaining to section manipulation.
9931 * config/m68k/dpx2g.h: Remove #if 0 code.
9932 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
9933 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
9934 (ASM_OUTPUT_CONSTRUCTOR): Remove.
9935 (TARGET_ASM_CONSTRUCTOR): New.
9936 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
9937 (m88k_svr3_asm_out_constructor): New.
9938 (m88k_svr3_asm_out_destructor): New.
9939 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9940 (ASM_OUTPUT_DESTRUCTOR): Remove.
9941 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9942 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
9943 * config/rs6000/aix.h: Likewise.
9944 * config/mips/rtems64.h: Don't undef removed constructor related bits.
9945 * config/mips/vxworks.h: Likewise.
9946 * config/rs6000/lynx.h: Likewise.
9947 * config/sh/elf.h: Likewise.
9948 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
9949 (DTORS_SECTION_ASM_OP): New.
9950 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9951 (ASM_OUTPUT_DESTRUCTOR): Remove.
9952 * config/sparc/sol2-sld-64.h: Likewise.
9953 * config/vax/vax.c (vms_asm_out_constructor): New.
9954 (vms_asm_out_destructor): New.
9955 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9956 (ASM_OUTPUT_DESTRUCTOR): Remove.
9957 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9959 * doc/tm.texi (@node Initialization): Update.
9961 2001-08-09 Richard Henderson <rth@redhat.com>
9963 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
9964 (__do_global_dtors_aux): Use gp-relative static data to avoid
9965 one dynamic relocation.
9966 (__do_frame_setup): Register Java classes.
9967 * config/alpha/crtend.asm (__JCR_END__): New.
9969 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9971 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
9972 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
9973 (GEN, STAGESTUFF): Add new files.
9974 (insn-constants.h, s-constants, tm-preds.h, s-preds,
9975 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
9976 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
9977 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
9978 as well as insn-codes.h and insn-flags.h in config.h; and no
9979 extra headers in tconfig.h and hconfig.h.
9981 * gencodes.c: Eliminate code to generate predicate declarations
9982 or #defines for md-file constants.
9983 * genconstants.c, genpreds.c: New files.
9985 * i386.md: Re-order guard expressions such that TARGET_64BIT
9986 comes first, when this permits better optimization. Add
9987 TARGET_64BIT to more x86-64 patterns. Add comment explaining
9988 why this is desirable.
9990 2001-08-09 Jakub Jelinek <jakub@redhat.com>
9992 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
9993 (find_fde_for_dso): Remove.
9994 (_Unwind_IteratePhdrCallback): New.
9995 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
9996 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
9998 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10000 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
10001 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
10003 2001-08-09 Graham Stott <grahams@redhat.com>
10005 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
10006 (vis_no_unit): Use it.
10007 (visualize_no_unit): Add the insn only if room exists.
10009 2001-08-09 Graham Stott <grahams@redhat.com>
10011 * predict.c (estimate_probability): Replace magic numbers with
10012 appropriate enumeration.
10014 2001-08-09 Graham Stott <grahams@redhat.com>
10016 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
10018 (EXTRACT_FLAGS): Likewise.
10020 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
10022 * config/mips/mips.c (mips_legitimate_address_p): Check for
10023 CONST_INT in last patch.
10025 2001-08-08 Anthony Green <green@redhat.com>
10027 * java/class.c (emit_register_classes): Use assemble_jcr if
10028 possible. Keep the original mechanism as a fallback.
10029 * defaults.h (JCR_SECTION_NAME): Define if we have named section
10030 and weak symbol support.
10031 * crtstuff.c (__JCR_LIST__): Define.
10032 (__JCR_END__): Define.
10033 (_Jv_RegiserClasses): Define weak symbol if possible.
10034 (__do_global_ctors_aux): Register classes for ELF targets with
10035 weak symbol support.
10037 2001-08-08 Kazu Hirata <kazu@hxi.com>
10039 * dbxout.c: Fix comment formatting.
10040 * dependence.c: Likewise.
10042 * diagnostic.c: Likewise.
10043 * dominance.c: Likewise.
10044 * doprint.c: Likewise.
10045 * dwarf2out.c: Likewise.
10046 * dwarfout.c: Likewise.
10047 * emit-rtl.c: Likewise.
10048 * except.c: Likewise.
10049 * explow.c: Likewise.
10050 * expmed.c: Likewise.
10051 * expr.c: Likewise.
10052 * flow.c: Likewise.
10053 * fold-const.c: Likewise.
10054 * function.c: Likewise.
10056 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10058 * global.c (retry_global_alloc): Avoid shadowing allocno.
10060 2001-08-08 Mark Mitchell <mark@codesourcery.com>
10062 * except.c (remove_fixup_regions): Fix typo.
10064 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
10066 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
10067 unsigned HOST_WIDE_INT to avoid warning.
10068 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
10069 * flow.c (set_block_for_new_insns): Likewise.
10071 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
10073 * sibcall.c (return_value_pseudo): New static variable.
10074 (skip_copy_to_return_value): Handle return_value_pseudo.
10075 (call_ends_block_p): Ensure that return_value_pseudo is set.
10076 (optimize_sibling_and_tail_recursive_call): Discover the
10077 load of pseudo return value in alternate exit block.
10079 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10081 * calls.c (ECF_ALWAYS_RETURN): New constant.
10082 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
10083 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
10084 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
10085 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
10086 * rtl.c (reg_note_name): New name.
10087 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
10089 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
10091 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
10093 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
10095 * alias.c (get_alias_set): Return a previously calculated
10096 alias set for a VAR_DECL.
10097 * function.c (gen_mem_addressof): Calculate the alias set before
10100 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
10102 * predict.def: Set hitrates according our experimental run.
10104 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
10106 * i386.h (HARD_REGNO_RENAME_OK): New macro.
10108 2001-08-08 H.J. Lu <hjl@gnu.org>
10110 * config/mips/mips.c (mips_unique_section): New. Copied from
10113 * config/mips/mips-protos.h (mips_unique_section): New
10116 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
10118 * config/mips/little.h: New. Generic little endian mips
10119 targets. Only mips*-*-linux* is converted to use it so far.
10121 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
10122 (WCHAR_TYPE): Defined
10123 (WCHAR_TYPE_SIZE): Likewise.
10124 (INIT_SUBTARGET_OPTABS): Likewise.
10125 (BSS_SECTION_ASM_OP): Likewise.
10126 (SBSS_SECTION_ASM_OP): Likewise.
10127 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
10128 (ASM_DECLARE_OBJECT_NAME): Likewise.
10129 (UNIQUE_SECTION): Likewise.
10130 (EXTRA_SECTIONS): Likewise.
10131 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
10132 (ASM_OUTPUT_DESTRUCTOR): Likewise.
10133 (ASM_OUTPUT_DEF): Likewise.
10134 (HANDLE_SYSV_PRAGMA): Removed.
10135 (NO_IMPLICIT_EXTERN_C): Likewise.
10136 (TARGET_MEM_FUNCTIONS): Likewise.
10137 (STARTFILE_SPEC): Likewise.
10138 (ENDFILE_SPEC): Likewise.
10139 (LIB_SPEC): Likewise.
10140 (INVOKE__main): Likewise.
10141 (CTOR_LIST_BEGIN): Likewise.
10142 (CTOR_LIST_END): Likewise.
10143 (DTOR_LIST_BEGIN): Likewise.
10144 (DTOR_LIST_END): Likewise.
10145 (SET_ASM_OP): Likewise.
10146 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10147 (ASM_OUTPUT_DEF): Likewise.
10148 (ASM_OUTPUT_IDENT): Likewise.
10150 * config/mips/mips.h (ASM_SPEC): Undefine before define.
10151 (CPLUSPLUS_CPP_SPEC): Likewise.
10152 (ASM_APP_ON) Redefine only if not defined.
10153 (ASM_APP_OFF): Likewise.
10154 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10155 (ASM_OUTPUT_IDENT): Likewise.
10157 * config.gcc: Update tm_file for Linux/mips.
10159 2001-08-08 Bernd Schmidt <bernds@redhat.com>
10161 * cselib.c (cselib_record_sets): If insn is predicated, turn
10162 sources into IF_THEN_ELSEs.
10164 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
10165 Turn into define_insn_and_split.
10167 * sched-deps.c: Include "cselib.h".
10168 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
10169 Use cselib to turn memory addresses into VALUEs.
10170 (sched_analyze): Call cselib_init/cselib_finish if necessary.
10171 * sched-int.h (struct sched_info): New member USE_CSELIB.
10172 * sched-ebb.c (ebb_sched_info): Initialize it.
10173 * sched-rgn.c (rgn_sched_info): Likewise.
10174 * Makefile.in (sched-deps.o): Update dependencies.
10176 * cselib.h (cselib_subst_to_values): Declare.
10177 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
10178 that have no value and autoincs to be handled by generating a new
10181 2001-08-08 Graham Stott <grahams@redhat.com>
10183 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
10184 within fixed length SEQUENCE.
10186 2001-08-08 Graham Stott <grahams@redhat.com>
10188 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
10189 (diagnostic_prefixing_rule): Likewise.
10190 (diagnostic_line_cutoff): Likewise.
10191 (diagnostic_kind_count): Likewise.
10193 2001-08-08 Graham Stott <grahams@redhat.com>
10195 * alias.c (find_base_decl): Delete redundent assignment.
10197 2001-08-08 Graham Stott <grahams@redhat.com>
10199 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
10200 (abs): Uppercase and paranthesize macro parameter.
10201 (MEM_DEPENDENCY): Add whitespace.
10203 2001-08-08 Graham Stott <grahams@redhat.com>
10205 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
10206 failure check for CONST_INT
10208 2001-08-08 Graham Stott <grahams@redhat.com>
10210 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
10211 (libcall_dead_p): Likewise.
10213 (mark_used_regs): Constify fmt.
10214 (find_use_as_address): Likewise.
10216 2001-08-08 Graham Stott <grahams@redhat.com>
10218 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
10221 2001-08-08 Graham Stott <grahams@redhat.com>
10223 * combine.c (combine_simplify_rtx): Update comment and
10224 remove erroneous test.
10226 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10228 * cppinit.c (cpp_finish): Pop the final buffer without comment.
10229 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
10230 take care to avoid multiple no-newline at EOF warnings in that
10233 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
10235 * calls.c (expand_call): Do not emit INSN_SETJMP note.
10236 (emit_library_call_value_1): Likewise.
10237 (emit_call_1): Emit REG_SETJMP note.
10238 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
10240 * cselib.c (cselib_process_insn): Likewise.
10241 * flow.c (propagate_block): Likewise.
10242 * loop.c (find_and_verify_loops): Likewise.
10243 * reload.c (find_equiv_regs): Likewise.
10244 * reload1.c (reload): Likewise.
10245 * resource.c (mark_referenced_resources,
10246 mark_set_resources): Likewise.
10247 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
10248 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
10249 * haifa-sched.c (unlink_other_notes): Likewise.
10250 (reemit_notes): Likewise.
10251 * sched-ebb.c (sched_ebb): Likewise.
10252 * sched-rgc.c (sched_region): Likewise.
10253 * rtl.c (note_insn_name): Likewise.
10254 (reg_note_name): Add REG_SETJMP
10255 * rtl.h (reg_note): Add REG_SETJMP.
10256 (insn_note): Remove NOTE_INSN_SETJMP.
10258 * profile.c (branch_prob): Add fake edges for setjmp.
10260 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
10262 * config.gcc: Quote target_cpu_default2 correctly for
10263 powerpc*-*-* targets.
10265 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10267 * cpplib.h, line-map.h: Update comments.
10268 * cppmain.c (printer_init): Move inline.
10269 (maybe_print_line, print_line): Take a map pointer.
10270 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
10271 (cb_file_change): Don't use prior value of print.map.
10273 2001-08-07 David Edelsohn <edelsohn@gnu.org>
10275 * doc/install.texi: Document fine-grained multilib configuration.
10277 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10279 * rtlanal.c (find_first_parameter_load): Call note_stores
10280 only on the instructions.
10282 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10284 * alias.c (nonlocal_mentioned_p):
10285 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
10286 * calls.c (emit_call_1): Likewise.
10287 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
10288 * cselib.c (cselib_process_insn): Likewise.
10289 * df.c (df_insns_modify): Likewise.
10290 * flow.c (need_fake_edge_p): Likewise.
10291 (propagate_one_insn): Likewise.
10292 * haifa-sched.c (reemit_notes): Likewise.
10293 * integrate.c (copy_insn_list): Likewise.
10294 * jump.c (delete_prior_computation): Likewise.
10295 * local-alloc.c (validate_equiv_mem): Likewise.
10296 * loop.c (scan_loop): Likewise.
10297 * predict.c (estimate_probability): Likewise.
10298 * reload.c (reload): Likewise.
10299 * sched-deps (sched_analyze): Likewise.
10300 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
10301 * gcse.c (compute_hash_table): Likewise.
10302 (mark_call): Likewise.
10303 (store_killed_in_insn): Likewise.
10305 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
10307 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
10309 2001-08-06 Richard Henderson <rth@redhat.com>
10311 * varasm.c (assemble_gc_entry): Remove.
10312 * output.h: Likewise.
10314 2001-08-06 Richard Henderson <rth@redhat.com>
10316 * varasm.c (assemble_constructor): Take a symbol_ref and a
10317 priority instead of a bare string. Move priority handling
10318 here from cp/decl2.c.
10319 * output.h: Update decls.
10321 * c-decl.c (c_expand_body): Update calls to assemble_constructor
10322 and assemble_destructor.
10323 * profile.c (output_func_start_profiler): Likewise.
10324 * objc/objc-act.c (finish_objc): Likewise.
10325 (build_module_descriptor): Return the symbol not the symbol name.
10327 2001-08-06 David Edelsohn <edelsohn@gnu.org>
10329 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
10330 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
10331 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
10332 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
10333 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
10334 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
10336 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10338 * cpperror.c (print_containing_files): Moved to line-map.c.
10339 (print_location): line-map.c handles re-listing or otherwise.
10340 * cpphash.h (struct lexer_state): Remove next_bol.
10341 (struct cpp_buffer): Remove include_stack_listed.
10342 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
10343 Remove faked buffer handling.
10344 (_cpp_do_file_change): Tweak.
10345 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
10346 * cppmain.c (struct printer): Remove filename.
10347 (print_line, cb_file_change): Update accordingly.
10348 * line-map.c: Include intl.h.
10349 (init_line_maps): Initialize last_listed.
10350 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
10351 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
10352 (print_containing_files): New.
10353 * line-map.h (struct line_maps): New member last_listed.
10354 (print_containing_files, INCLUDED_FROM): New.
10355 * Makefile.in: Update.
10356 * po/POTFILES.in: Add line-map.c.
10358 2001-08-06 Richard Henderson <rth@redhat.com>
10360 * except.c (convert_from_eh_region_ranges_1): Never mark
10361 USE or CLOBBER insns as throwing.
10363 * expr.c (store_constructor): Don't clobber memory targets.
10365 2001-08-06 Andreas Jaeger <aj@suse.de>
10367 * profile.c (branch_prob): Remove unused variable insn.
10369 * Makefile.in (local-alloc.o): Add dependency on except.h.
10371 * local-alloc.c: Include except.h for can_throw_internal prototype.
10373 2001-08-06 Richard Henderson <rth@redhat.com>
10375 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
10376 * function.c (expand_main_function): Implement it.
10377 * doc/tm.texi: Document it.
10379 2001-08-06 Stan Shebs <shebs@apple.com>
10381 * doc/install.texi: Document powerpc-*-darwin* details.
10383 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
10385 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
10386 (ASM_CPU_SPEC): Move back to rs6000.h
10387 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
10389 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
10391 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
10394 * config/rs6000/linux64.h: Ditto.
10396 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10397 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
10400 Remove accidently readded definitions of FUNCTION_PROLOGUE,
10401 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
10403 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10406 2001-08-05 Richard Henderson <rth@redhat.com>
10408 * local-alloc.c (update_equiv_regs): Do not move insns that
10411 2001-08-05 Jan Hubicka <jh@suse.cz>
10413 * Makefile.in (reload1.o): Add dedendancy on except.h
10414 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
10416 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
10417 indicating wehther edges has been cleaned up.
10418 * reload1.c: Inlucde except.h
10419 (fixup_abnormal_edges): Accept deleted insns.
10420 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
10423 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10425 * cpplib.c (do_line): Correct line number after pop_buffer.
10427 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10429 PR preprocessor/3824
10430 * line-map.c: Update comments.
10431 * line-map.h: Update comments.
10432 * tradcif.y: Don't consider large numbers unsigned.
10434 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10436 PR preprocessor/3081
10437 * c-lex.c (map): New.
10438 (cb_file_change): Update map and use it.
10439 (cb_def_pragma, cb_define, cb_undef): Use map and line.
10440 (c_lex): Update to use map.
10441 * cpperror.c (print_location): Move to using logical line numbers.
10442 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
10443 (cpp_make_system_header): Similarly.
10444 (_cpp_execute_include): Stop line numbering hacks. Store the
10445 line we will return to.
10446 * cpphash.h (CPP_BUF_LINE): Remove.
10447 (struct cpp_buffer): Remove lineno and pseudo_newlines.
10448 Add map and return_to_line.
10449 (_cpp_do_file_change): Update.
10450 * cppinit.c (cpp_start_read): Update line kludge.
10451 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
10452 (trigraph_ok): Use logical line numbers for diagnostics.
10453 (skip_block_comment): Likewise.
10454 (skip_whitespace): Likewise.
10455 (skip_line_comment): Use pfile->line instead.
10456 (_cpp_lex_token): Update to use logical line numbering exclusively.
10457 Handle BOL locally. Accept new lines in directives, but keep
10458 pfile->line decremented. Diagnostics use logical lines. Update
10459 directive handling.
10460 * cpplib.c (SEEN_EOL): New.
10461 (skip_rest_of_line, check_eol): Use it.
10462 (end_directive): Increase line number when accepting the newline
10463 at the end of a directive.
10464 (run_directive): Simplify.
10465 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
10466 (_cpp_do_file_change): Update to take buffer line number as an
10467 argument, and store the current map in the cpp_reader. Remove
10468 line number kludges.
10469 (_cpp_do__Pragma): Restore output position after a _Pragma.
10470 (cpp_push_buffer): Don't set output line or lineno.
10471 (_cpp_pop_buffer): Transfer more info from a faked buffer.
10472 Remove line kludge. Set output_line.
10473 * cppmacro.c (builtin_macro): Update handling of __LINE__.
10474 (parse_arg): Use logical lines.
10475 (save_lookahead_token): Save EOFs too now.
10476 * cppmain.c (struct printer): Fix comments.
10477 (printer_init): Simplify, let caller do errors.
10478 (scan_translation_unit, check_multiline_token, dump_macro): Update.
10479 (maybe_print_line): Simplify.
10480 (print_line): Don't print a linemarker if -P.
10481 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
10482 (cb_file_change): Simplify.
10483 * line-map.h (LAST_SOURCE_LINE): Fix.
10484 (CURRENT_LINE_MAP): New.
10486 2001-08-05 Bernd Schmidt <bernds@redhat.com>
10488 * doloop.c (doloop_modify_runtime): Properly compute number of
10489 iterations if loop was unrolled.
10491 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
10492 if their CSELIB_VAL_PTRs are.
10494 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
10495 (setup_spill_pointers): Initialize it.
10496 (spill_restore_mem): Set it.
10497 (do_spill, do_restore): Use it to add REG_INC note.
10498 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
10500 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
10501 asms if other insns are available.
10503 * config/ia64/ia64.c (condop_operator): New predicate.
10504 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
10505 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
10508 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
10509 temporary register than directly using a MEM.
10511 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10513 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
10514 parameter in last change.
10516 2001-08-04 Zack Weinberg <zackw@panix.com>
10518 * sparc.md: Don't use #if inside C test expression.
10520 2001-08-04 Richard Henderson <rth@redhat.com>
10522 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
10524 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
10526 * cpphash.h (struct cpp_reader): New member directive_line.
10527 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
10528 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
10529 do_pragma): Pass line to callbacks.
10530 (start_directive): Record line of directive.
10531 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
10532 cb_include): Similarly.
10533 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
10536 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10538 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
10541 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10543 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
10545 * reload1.c (fixup_abnormal_edges): New static function.
10548 * flow.c (need_fake_edge_p): New function.
10549 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
10550 avoid call insn to be very last insn in the insn stream.
10552 * profile.c (branch_prob): Call flow_call_edges_add instead of
10553 doing that by hand; cleanup cfg to re-merge basic blocks once
10556 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10558 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
10559 are also on line-map.h.
10560 * cppfiles.c (stack_include_file): Update.
10561 * cpphash.h (struct cpp_buffer): New member return_at_eof.
10562 (_cpp_pop_buffer): New.
10563 * cppinit.c (cpp_destroy, cpp_finish): Update.
10564 (do_includes): Mark each buffer to return at EOF.
10565 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
10566 return as requested.
10567 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
10568 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
10569 * cpplib.h (cpp_pop_buffer): Remove.
10570 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
10571 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
10573 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
10575 (do_preprocessing): Update.
10576 * fix-header.c (read_scan_file): Update. No need to pop buffers.
10577 * c-parse.in (_yylex): Similarly.
10578 * scan-decls.c (scan_decls): Similarly.
10579 * line-map.h: Update comments.
10581 * objc/Make-lang.in (objc-act.o): Update dependencies.
10583 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10585 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
10586 and soft register for operand 0.
10587 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
10589 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10591 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
10592 register for operand 0.
10593 ("bitcmpqi_z_used"): Allow memory for operand 0.
10594 (split "bitcmpqi"): New split to handle address reg as operand 1.
10596 2001-08-04 Andreas Jaeger <aj@suse.de>
10598 * gcse.c: Revert Daniel's last patch.
10600 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10602 * sparc-protos.h: Add prototypes for fp_zero_operand and
10604 * sh-protos.h: Add prototype for fpul_operand.
10606 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10608 * doc/extend.texi (Other Builtins): Fix typo in last change.
10610 2001-08-03 Richard Henderson <rth@redhat.com>
10612 * target.h (gcc_target): Add asm_out.named_section,
10613 section_type_flags, have_named_sections.
10614 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
10615 (TARGET_HAVE_NAMED_SECTIONS): New.
10616 (TARGET_SECTION_TYPE_FLAGS): New.
10618 * Makefile.in (toplev.o): Depend on TARGET_H.
10619 (varasm.o, dbxout.o): Likewise.
10620 * c-common.c (decl_attributes): Check targetm.have_named_sections
10621 instead of ifdef ASM_OUTPUT_SECTION_NAME.
10622 * dbxout.c (dbxout_function_decl): Likewise.
10623 (dbxout_function_end): Likewise.
10624 * toplev.c (compile_file): Likewise.
10625 * varasm.c (exception_section): Likewise.
10626 * cp/decl2.c (finish_objects): Likewise.
10628 * defaults.h (EH_FRAME_SECTION): Remove.
10629 (EH_FRAME_SECTION_ASM_OP): Remove.
10630 (EH_FRAME_SECTION_NAME): New.
10631 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
10632 (UNIQUE_SECTION_P): Remove.
10633 * dwarf2out.c (SECTION_FORMAT): Remove.
10634 (ASM_OUTPUT_SECTION): Remove.
10635 (output_call_frame_info): Use named_section_flags.
10636 (output_comp_unit, dwarf2out_start_source_file): Likewise.
10637 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
10638 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
10639 * varasm.c (in_eh_frame, eh_frame_section): Remove.
10640 (named_section_flags): New.
10641 (named_section): Use it and targetm.section_type_flags.
10642 (resolve_unique_section): New.
10643 (assemble_start_function): Use it.
10644 (asm_emit_uninitialised, assemble_variable): Likewise.
10645 (default_section_type_flags): New.
10646 (default_no_named_section, default_elf_asm_named_section): New.
10647 (default_coff_asm_named_section, default_pe_asm_named_section): New.
10648 * output.h: Update varasm.c decls.
10649 (SECTION_*): New flags.
10651 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
10652 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
10654 * config/elfos.h (UNIQUE_SECTION_P): Remove.
10655 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
10656 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
10657 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10658 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
10659 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
10660 * config/mips/elf.h, config/mips/elf64.h: Likewise.
10661 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
10662 * config/pa/pa64-hpux.h,
10664 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
10665 (TARGET_ASM_NAMED_SECTION): New.
10666 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
10667 * config/alpha/vms.h, config/arm/coff.h: Likewise.
10668 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
10669 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
10670 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
10671 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
10672 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10673 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
10674 * config/i386/sco5.h, config/i386/win32.h: Likewise.
10675 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
10676 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
10677 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
10678 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
10679 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
10680 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
10681 * config/sparc/sysv4.h: Likewise.
10683 * config/nextstep.h: Error until named sections implemented.
10685 * config/a29k/a29k.c (a29k_asm_named_section): New.
10686 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
10687 (vms_section_type_flags, vms_asm_named_section): New.
10688 * config/arm/arm.c (arm_elf_asm_named_section): New.
10689 * config/avr/avr.c (asm_output_section_name): Remove.
10690 * config/avr/avr-protos.h: Update.
10691 * config/c4x/c4x.c (c4x_asm_named_section): New.
10692 * config/h8300/h8300.c (h8300_asm_named_section): New.
10693 * config/i386/i386.c (sco_asm_named_section): New.
10694 * config/i386/winnt.c (SECTION_PE_SHARED): New.
10695 (i386_pe_section_type_flags): New.
10696 (i386_pe_asm_named_section): New.
10697 * config/i386/i386-protos.h: Update.
10698 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
10699 * config/mcore/mcore.c (mcore_asm_named_section): New.
10700 * config/mips/mips.c (iris6_asm_named_section): New.
10701 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
10702 instead of UNIQUE_SECTION_P.
10703 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
10704 (xcoff_asm_named_section): New.
10705 * config/sh/sh.c (sh_asm_named_section): New.
10706 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
10708 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
10709 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
10710 (EH_FRAME_SECTION_NAME): New.
10711 (EXCEPTION_SECTION): New.
10712 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
10713 (DEBUG_*_SECTION): Remove.
10714 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
10715 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
10716 (EH_FRAME_SECTION_ASM_OP): Remove.
10718 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
10719 (ASM_OUTPUT_SECTION_NAME): Remove.
10720 (TARGET_ASM_NAMED_SECTION): New.
10721 (TARGET_HAVE_NAMED_SECTIONS): New.
10722 (TARGET_SECTION_TYPE_FLAGS): New.
10723 (EH_FRAME_SECTION_ASM_OP): Remove.
10724 (EH_FRAME_SECTION_NAME): New.
10726 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10728 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
10729 for complex expressions when cfun == 0.
10730 * doc/extend.texi: Document that __builtin_constant_p can be
10731 used in data initializers as well as functions.
10733 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
10735 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
10736 variable I locally, instead of expecting a declaration in the
10739 2001-08-03 Richard Henderson <rth@redhat.com>
10741 * except.c (collect_one_action_chain): Add an explicit cleanup
10742 action if regions surrounding a catch were encoded entirely
10743 within the call-site entry.
10745 2001-08-03 Richard Henderson <rth@redhat.com>
10747 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
10748 don't take REGNO of a non-register.
10750 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10752 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
10753 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
10754 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
10755 (__gthread_mutex_init_function): New function for mutex initialization.
10757 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10759 * Makefile.in: Revert screwed up commit.
10761 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10763 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
10764 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
10765 merged by linker script to get a final _exit().
10766 (__do_global_dtors): New for destructor handling in specific exit
10768 (__do_global_ctors): New for constructors in specific install section.
10769 (__map_data_section): Map data sections before running constructors.
10770 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
10771 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
10772 (DTORS_SECTION_ASM_OP): Likewise.
10773 (CTORS_SECTION_FUNCTION): Define to force a reference to
10775 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
10777 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10779 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
10781 * Makefile.in: Add df.h to gcse.c dependencies.
10783 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10785 * varasm.c (output_constant_def_contents): Use for the length of a
10786 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
10787 depending on which is larger.
10789 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10791 * gcse.c: Include df.h for use as a dataflow analyzer.
10793 Declaration of reg_set_info: gone.
10794 New df_analyzer variable used by store motion.
10795 (reg_set_info): Deleted.
10796 (mark_mem_regs): New function, analyze regs used by a mem.
10797 (store_ops_ok): Use dataflow analyzer results to determine if
10798 necessary regs are changed in the block.
10799 (find_moveable_store): Remove check for symbol ref, we can handle
10800 much more complex expressions now.
10801 (compute_store_table): Remove most of the code, it's unnecessary
10802 now that the dataflow analyzer records the info for us.
10803 (store_killed_after): Add parameter to say whether to do the
10804 store_ops_okay test, used to speed up testing when we already know
10805 the answer, and just want to know if the store itself was killed.
10806 (build_store_vector): Largely rewritten to calculate the various
10807 vectors properly, and somewhat optimized.
10808 (store_motion): Init the df_analyzer, get REG_DEF chains.
10809 Also handle trapping expressions (since mems almost always trap)
10810 (simple_mem): Redefine what a simple mem is.
10812 2001-08-03 DJ Delorie <dj@redhat.com>
10814 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
10815 set from a constant part of the condition.
10817 2001-08-01 Andrew Cagney <ac131313@redhat.com>
10819 * mkdeps.c (deps_add_default_target): Make local variable
10820 ``start'' a const char pointer.
10821 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
10823 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10825 * doc/install.texi (Configuration): Fix markup.
10826 (Specific, i?86-*-udk): Likewise.
10827 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
10829 Document --enable-threads and --enable-libgcj status.
10830 (Specific, mips-sgi-irix*): Canonicalize triples.
10831 (Specific, mips-sgi-irix5): Warn about problems with this config.
10832 Mention required GNU as patch.
10833 Native assembler problems are fixed.
10834 (Specific, mips-sgi-irix6): Update O32 ABI support status.
10835 Document --enable-threads and --enable-libgcj status.
10837 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10839 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
10842 2001-08-03 Richard Henderson <rth@redhat.com>
10844 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
10847 2001-08-03 Richard Henderson <rth@redhat.com>
10849 * rtlanal.c (find_first_parameter_load): Stop if we
10850 reach a CODE_LABEL at BOUNDARY.
10852 2001-08-03 Richard Henderson <rth@redhat.com>
10854 * config/alpha/alpha.md (force_movdi): New insn.
10855 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
10856 Tweek FRP marking of VMS prologue insns.
10857 * config/alpha/vms.h (EPILOGUE_USES): New.
10859 2001-08-02 Richard Henderson <rth@redhat.com>
10861 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
10863 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10865 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
10866 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
10867 config/convex/convex.h, config/d30v/d30v.c,
10868 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10869 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
10870 config/mips/mips.h, config/mn10200/mn10200.h,
10871 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
10872 config/v850/v850.h, config/vax/openbsd.h,
10873 config/vax/openbsd1.h, config/vax/ultrix.h,
10874 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
10875 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
10876 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
10877 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
10878 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
10879 in comments and documentation.
10881 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10885 * Makefile.in (line-map.o): New.
10886 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
10887 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
10888 * cpperror.c (print_containing_files): Similarly.
10889 (print_location): Update. Don't output a space before _Pragma.
10890 * cppfiles.c (stack_include_file): Set to line 1 immediately.
10891 (stack_include_filee, cpp_make_system_header): Update.
10892 (_cpp_execute_include): Get logical line number right for calling
10893 as-yet-unterminated #include.
10894 * cpphash.h (struct cpp_reader): Add line_maps.
10895 (_cpp_do_file_change): Update.
10896 * cppinit.c (cpp_create_reader): Initialize line maps.
10897 (cpp_destroy): Destroy line maps.
10898 (cpp_start_read): Get logical line number right.
10899 * cpplex.c (parse_string): Only warn once for multi-line strings.
10900 Use boolean variable for null warning.
10901 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
10903 (do_include_common): End the directive early.
10904 (do_line): Don't warn about out-of-range lines in preprocessed
10905 source. Update. Remove unused variables.
10906 (_cpp_do_file_change): Update for new line mapping.
10907 (pragma_cb): New typedef.
10908 (cpp_register_pragma): Stop looking ahead before calling the
10910 (do_pragma_system_header): End directive early.
10911 (cpp_get_line_maps): New.
10912 (cpp_pop_buffer): Fudge logical line. Update.
10913 * cpplib.h: Include line-map.h
10914 (enum cpp_fc_reason): Remove.
10915 (struct cpp_file_change): Update.
10916 (cpp_get_line_maps): New.
10917 * cppmain.c (struct_printer): New member map.
10918 (cb_file_change): Update for new mappings.
10919 * fix-header.c (cb_file_change): Similarly.
10921 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10923 * Makefile.in (libgcc.mk): Define mkinstalldirs.
10924 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
10926 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10928 * config/vax/vax.c: include expr.h.
10930 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10932 * Makefile.in ($(srcdir)/configure): Only rebuild in
10934 ($(srcdir)/config.in): Only define in maintainer mode.
10935 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
10937 2001-08-02 David Edelsohn <edelsohn@gnu.org>
10939 * doc/install.texi (Install GCC: Binaries): Update Bull info.
10941 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10943 * gcc.c (set_collect_gcc_options): New function, split out from
10945 Ignore elided switches.
10946 (do_spec_1): Invoke before executing command.
10947 (set_input): Export.
10948 Move declaration ...
10949 * gcc.h (set_input): ... here.
10950 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
10953 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
10956 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
10958 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
10960 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
10962 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
10963 for the unnamed instructions it expands to.
10965 2001-08-02 Richard Henderson <rth@redhat.com>
10967 * regclass.c (call_really_used_regs): Conditionally define.
10968 (init_reg_sets_1): Don't use it if not defined.
10969 (fix_register): Similarly, don't set it.
10971 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10973 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
10974 Correct comment that had been missed in the previous change.
10976 2001-08-01 Stan Shebs <shebs@apple.com>
10978 * config/darwin.c (machopic_stub_name): Try matching by name.
10979 (update_stubs): New function.
10980 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
10983 2001-08-01 Richard Henderson <rth@redhat.com>
10985 * except.c (output_function_exception_table): Use assemble_align.
10986 * varasm.c (assemble_eh_label): Remove.
10987 (assemble_eh_align, assemble_eh_integer): Remove.
10989 2001-08-01 Robert Lipe <robertl@caldera.com>
10991 * dwarfout.c: Remove reference to README.DWARF.
10993 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
10995 * regclass.c (call_really_used_regs): New array for registers which
10996 are actually used by a call.
10997 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
10999 (fix_register): Set call_really_used too.
11000 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
11001 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
11003 2001-08-01 Richard Henderson <rth@redhat.com>
11005 * read-rtl.c (read_name): Consider \r whitespace.
11007 2001-07-11 Andrew Cagney <ac131313@redhat.com>
11009 * config.gcc: Recognize powerpc-*-netbsd*.
11011 * doc/install.texi (Host/target specific installation notes for
11012 GCC): Mention powerpc-*-netbsd*.
11014 * config/rs6000/netbsd.h: New file.
11015 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
11016 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
11017 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
11018 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
11019 (TARGET_VERSION): Redefine.
11021 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
11022 mcall-netbsd as a match for mcall-sysv.
11023 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
11024 (ncrti.S, ncrtn.S): New targets.
11025 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
11027 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
11028 "netbsd' as a V4 ABI.
11029 (ASM_SPEC): Check for -mcall-netbsd.
11030 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
11031 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
11032 (LIB_SPEC, ENDFILE_SPEC): Ditto.
11033 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
11034 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
11035 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
11036 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
11038 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
11039 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
11041 2001-08-01 Mark Kettenis <kettenis@gnu.org>
11043 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
11044 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
11045 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
11046 including "unwind-pe.h".
11048 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
11050 * rs6000.md (define_splits): Kill unused constraints.
11052 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
11053 Jan Hubicka <jh@suse.cz>
11055 * function.c (thread_prologue_and_epilogue_insns): Kill code
11056 dealing with non-existent CFG.
11058 2001-08-01 Kazu Hirata <kazu@hxi.com>
11060 * alias.c: Fix comment formatting.
11061 * bitmap.c: Likewise.
11062 * builtins.c: Likewise.
11063 * calls.c: Likewise.
11064 * c-common.c: Likewise.
11065 * c-decl.c: Likewise.
11066 * c-dump.c: Likewise.
11067 * c-lex.c: Likewise.
11068 * collect2.c: Likewise.
11069 * combine.c: Likewise.
11070 * conflict.c: Likewise.
11071 * cppfiles.c: Likewise.
11072 * cppinit.c: Likewise.
11073 * cpplex.c: Likewise.
11074 * cpplib.c: Likewise.
11075 * cppmacro.c: Likewise.
11076 * cppspec.c: Likewise.
11077 * c-pragma.c: Likewise.
11078 * crtstuff.c: Likewise.
11080 * cselib.c: Likewise.
11081 * c-semantics.c: Likewise.
11082 * c-typeck.c: Likewise.
11084 2001-08-01 H.J. Lu <hjl@gnu.org>
11086 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
11088 2001-08-01 H.J. Lu <hjl@gnu.org>
11090 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
11092 2001-08-01 Ziemowit Laski <zlaski@apple.com>
11094 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
11095 contextualizing Objective-C class name lookup by the lexer.
11096 (typespec_reserved_nonattr): Disable ObjC class name lookup after
11098 (protocoldef): Add support for forward @protocol declarations.
11099 (yylexname): Suppress ObjC class name lookup in certain contexts;
11100 re-enable after lookup is complete.
11101 (_yylex): Re-enable ObjC class name lookup when certain
11102 punctuation marks are seen.
11104 * objc/objc-act.c (check_protocol_recursively): New function used
11105 for finding circular dependencies in protocols.
11106 (objc_declare_protocols): New function for handling forward
11107 @protocol declarations.
11108 (receiver_is_class_object): Detect the case when 'self' is used
11109 inside of a class method.
11110 (build_message_expr): Issue a warning if class method is desired
11111 but instance method is found instead.
11112 (conforms_to_protocol): Streamline.
11113 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
11114 protocol Foo, even if 'Bar foo' does not.
11115 (check_protocols): Streamline.
11116 (start_protocol): Add checks for circular and duplicate protocol
11118 (encode_aggregate_within): For typedefs of structs, encode the
11120 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
11121 (objc_declare_protocols): New prototype.
11123 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11125 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
11126 * cpplex.c (handle_newline): Update prototype. Maintain logical
11128 (skip_escaped_newlines, skip_block_comment, parse_string):
11129 Update accordingly.
11130 (_cpp_lex_token): Update, and store token position within the token.
11131 * cpplib.h (struct cpp_token): Add line and column entries.
11132 * cppmacro.c (replace_args): Position stringified tokens correctly.
11134 2001-08-01 Andreas Jaeger <aj@suse.de>
11136 * basic-block.h: Add prototype for last_loop_beg_note.
11138 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
11140 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
11141 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
11143 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
11144 while handling WITH_CLEANUP_EXPR node. Use second operand calling
11145 expand_decl_cleanup.
11146 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
11148 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
11149 operand while calling simple_cst_equal.
11150 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
11151 operand is the cleanup expression, the third is the RTL_EXPR.
11152 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
11154 2001-07-31 Jeff Sturm <jsturm@one-point.com>
11156 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
11158 2001-07-31 matthew green <mrg@eterna.com.au>
11160 * config.gcc (i386-*-netbsdelf): New description.
11161 * config/i386/netbsd-elf.h: New file.
11163 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
11165 * loop.c (check_dbra_loop): Use single_set to compute
11168 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
11170 PowerPC reorg and support for powerpc64-*-linux*.
11172 Also fixes emitting of constants on 32 bit and 64 bit
11175 * config.gcc: powerpc64-*-linux* is a new target.
11176 Things that needed aix.h now also include xcoff.h
11178 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
11180 Move AIX specific stuff into aix.h.
11181 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
11182 with more than just XCOFF now.
11183 (SET_ASM_OP): Remove, now defined where needed.
11184 (FUNCTION_PROLOGUE): New macro definition.
11185 (FUNCTION_EPILOGUE): New macro definition.
11186 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
11188 * config/rs6000/xcoff.h: New file.
11190 * config/rs6000/linux64.h: New file.
11192 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
11194 2001-07-31 Alan Modra <amodra@bigpond.net.au>
11196 * rs6000.c (print_operand_address): Handle ELF syntax.
11197 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
11198 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
11199 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
11201 2001-07-31 David Edelsohn <edelsohn@gnu.org>
11203 * rs6000.c (rs6000_override_options): Only disable
11204 flag_function_sections for XCOFF.
11205 (exact_log2_cint_operand): New predicate.
11206 (reg_or_{add,sub}_cint64_operand): New predicates.
11207 (add_operand): Compare CONST_INT with fewer function calls.
11208 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
11209 (print_operand, case 'p'): Ensure positive operand.
11210 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
11211 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
11212 (PREDICATE_CODES): Add new predicates.
11213 * rs6000.md (addsi3): Split 32-bit constants more correctly.
11214 (divsi3, modsi3): Ensure positive power-of-2.
11215 (adddi3): Use new predicate. Split 32-bit constants more
11216 correctly. Re-arrange splitter to handle any constant.
11217 (subdi3): Use new predicate.
11218 (divdi3, moddi3): Ensure positive power-of-2.
11219 (movdi): Use rs6000_emit_set_const.
11220 (load_toc_v4_pic_di): Delete.
11222 2001-07-31 Graham Stott <grahams@redhat.com>
11224 * function.c (pad_below): Revert 2001-07-26 patch.
11226 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11228 * reg-stack (convert_regs_1): Fix best edge condition.
11230 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11232 * jump.c (duplicate_loop_exit_test): Better test for jumps
11233 entering the loop; create loop pre_header.
11235 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
11237 * doc/install.texi: Add s390 and s390x as new targets.
11238 * doc/invoke.texi: Add documentation of S/390 and zSeries
11240 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
11242 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11244 * config/m68k/m68k.md: Replace all general_operand with
11245 nonimmediate_operand for all destinations.
11246 * config/m68k/m68k.c (not_sp_operand): Likewise.
11248 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
11250 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
11252 2001-07-30 Richard Henderson <rth@redhat.com>
11254 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
11255 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
11257 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11259 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
11260 Add missing doc strings
11261 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
11262 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
11264 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
11266 * i386.c (ix86_output_main_function_alignment_hack): New function.
11267 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
11269 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
11270 edges by EDGE_DFS_BACK flag.
11271 (dump_edge_info): Add dfs_back flag.
11272 * basic-block.h (EDGE_DFS_BACK): New constant.
11273 (mark_dfs_back_edges): Declare.
11274 * alias.c (loop_p): Remove.
11275 (mark_constant_function): Use mark_dfs_back_edges.
11277 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
11278 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
11279 (compensate_edge): Break out from ...
11280 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
11281 (convert_regs_2): Set block_done once block is really done;
11282 Do updating of the predecessors counts.
11284 * toplev.c (rest_of_compilation): Recompute block_for_insn
11285 before post-reload cfg_cleanup.
11286 * function.c (thread_prologue_epilogue_insns):
11287 Call set_block_for_new_insns when emitting prologue directly.
11289 2001-07-30 Andreas Jaeger <aj@suse.de>
11291 * jump.c: Add prototype for mark_modified_reg.
11293 * cse.c (set_live_p): Add unused attribute.
11295 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
11297 (scan_for_source_files): Use long for count to avoid overflow.
11298 (output_data): Likewise.
11299 (output_data): Don't use string concatatenation to silence gcc
11302 * predict.c: Fix typos and grammar.
11304 * gcse.c (insert_insn_end_bb): Remove unused variables.
11306 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
11308 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
11309 (attempt_auto_inc): LIkewise.
11310 (mark_used_reg): Likewise.
11311 (try_pre_increment_1): Likewise.
11312 * regclass.c (regclass): Likewise.
11313 * global.c (allocno_compare): Update comment; change scaling factor.
11314 * local-alloc.c (QTY_CMP_PRI): Likewise.
11315 * regs.h (REG_FREQ_FROM_BB): New.
11316 (REG_FREQ_MAX): Likewise.
11318 2001-07-30 H.J. Lu <hjl@gnu.org>
11320 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
11323 2001-07-30 H.J. Lu (hjl@gnu.org)
11325 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
11326 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11327 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
11329 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
11331 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
11332 as -mthumb-interwork when -mcpu=arm7 is specified.
11334 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
11336 * predict.def (noreturn, loop branch, loop exit): Mark as first
11339 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
11341 * combine.c (try_combine): Avoid barrier after noop jumps.
11343 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11345 * cpphash.h (struct cpp_reader): Remove import_warning.
11346 * cpplib.c (skip_rest_of_line): Don't bother turning off
11348 (parse_include): Move include handling to...
11349 (do_include_common): ... here. Move import warning from...
11350 (do_import): ... here.
11351 (do_pragma_poison): Don't do a callback for poison identifiers.
11352 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
11353 * cppmain.c (setup_callbacks): Similarly.
11355 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
11357 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
11358 handle multiple sets.
11359 * except.c (sjlj_mark_call_sites): .... here.
11360 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
11362 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
11364 Suggested by Richard Henderson and Richard Kenner:
11365 * combine.c (recog_for_combine): Use the fake recog
11366 only if instruction does not match.
11367 * rtl.h (NOOP_MOVE_INSN_CODE): New.
11368 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
11370 * combine.c (try_combine): Discover noop jump as direct jump.
11372 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
11374 * df.c (df_rd_global_compute): Add successors to worklist, not
11376 (df_ru_global_compute): Ditto.
11378 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
11380 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
11381 increment REG_N_SETS.
11383 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
11385 * sbitmap.h: New prototype for sbitmap_a_xor_b.
11387 * sbitmap.c (sbitmap_a_xor_b): New function.
11388 ifdef the basic block stuff on IN_GCC.
11390 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11392 * cppexp.c (parse_defined): Always record the macro name.
11393 (lex): Don't worry about identifiers, or special-case
11395 (_cpp_parse_expr): Figure out at the end of the routine
11396 whether we saw a valid !defined() expression.
11397 * cppfiles.c (stack_include_file): Update for mi_valid.
11398 (_cpp_pop_file_buffer): Similarly.
11399 * cpplex.c (_cpp_lex_token): Similarly.
11400 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
11401 mi_if_not_defined, mi_lexed): Remove.
11403 * cpplib.c (do_if): Simplify.
11404 (do_endif, push_conditional, _cpp_handle_directive): Update
11405 for renaming of mi_state to mi_valid.
11407 * cpp.texi: Add index entries for digraphs, and add comment
11408 that C++ refers to them as alternative tokens.
11410 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
11412 * basic-block.h (CLEANUP_PRE_LOOP): New.
11413 * except.c (finish_eh_generation): Update call of cleanup_cfg.
11414 * sibcall.c (optimize_sibling_calls): Likewise.
11415 * toplev.c (rest_of_compilation): Likewise.
11416 * flow.c (try_forward_edges): Take argument MODE;
11417 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
11418 (try_optimize_cfg): Update call of try_forward_edges.
11420 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11421 Jan Hubicka <jh@suse.cz>
11423 * (validate_replace_rtx_1): Fix simplification of MINUS.
11425 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
11427 PR preprocessor/3669
11428 * cppinit.c (init_dependency_output): Turn off dump requests
11429 if sending dependencies to stdout.
11431 2001-07-28 Richard Henderson <rth@redhat.com>
11433 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
11436 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
11438 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
11440 2001-07-28 Kazu Hirata <kazu@hxi.com>
11442 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
11443 is VAR_DECL first to prevent an ICE.
11445 2001-07-28 Richard Henderson <rth@redhat.com>
11447 * varasm.c (immed_real_const_1): Don't elide special cases for
11449 (clear_const_double_mem): Clear const_tiny_rtx too.
11451 2001-07-28 Richard Henderson <rth@redhat.com>
11453 * dwarf2out.c (dw_val_class_offset): New.
11454 (struct dw_ranges_struct, dw_ranges_ref): New.
11455 (ranges_table, ranges_table_allocated): New.
11456 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
11457 (add_AT_offset, add_ranges, output_ranges): New.
11458 (print_die, output_die): Handle dw_val_class_offset.
11459 (attr_checksum, size_of_die, value_format): Likewise.
11460 (gen_lexical_block_die): Handle non-contiguous blocks.
11461 (gen_block_die): Likewise.
11462 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
11463 if needed. Dump the ranges table.
11464 * final.c (final_start_function): Remove unnecessary notes and
11465 rebuild the block tree before numbering the blocks.
11466 * function.c (reorder_blocks_0): Walk the existing block tree
11467 to unmark all blocks.
11468 (reorder_blocks_1): Create block fragments when duplicate block
11470 (reorder_fix_fragments): New.
11471 (reorder_blocks): Call it.
11472 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
11474 2001-07-28 Richard Henderson <rth@redhat.com>
11476 * emit-rtl.c (adjust_address): Make a copy of the memory address.
11478 2001-07-28 Richard Henderson <rth@redhat.com>
11480 * flow.c (add_to_mem_set_list): New function.
11481 (init_propagate_block_info): Use it.
11482 (mark_set_1): Likewise.
11483 (insn_dead_p): Canonicalize memory address for dead store
11484 comparison. Allow wider mode stores to kill narrower mode stores.
11485 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
11486 (invalidate_mems_from_set): Don't handle MEMs.
11488 2001-07-28 Kazu Hirata <kazu@hxi.com>
11490 * config/h8300/h8300.h: Fix formatting.
11492 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11494 * basic-block.h (EDGE_FREQUENCY): New macro.
11495 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
11497 * flow.c (find_sub_basic_blocks): Likewise.
11498 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
11499 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
11501 * predict.c (DEF_PREDICTOR): New argument FLAGS.
11502 (HITRATE): New macro.
11503 (PRED_FLAG_FIRST_MATCH): New constant.
11504 (predictor_info): New field flgags.
11505 (combine_predictions_for_insn): Use DS theory to combine
11506 probabilities; set the edge probabilities when finished.
11507 (estimate_probability): Avoid duplicated matches
11508 of LOOP_BRANCH heuristics for nested loops; update comment.
11509 * predict.def: Add flags for each prediction, set probabilities
11510 according to B&L paper.
11511 * predict.h (DEF_PREDICTOR): New argument FLAGS.
11513 * profile.c (compute_branch_probabilities): Cleanup way the edge
11514 probabilities are computed and REG_BR_PROB notes are dropped; if
11515 values does not match, emit error.
11516 (init_branch_prob): Do error instead of warning when profile driven
11517 feedback is missing or corrupt.
11519 2001-07-27 DJ Delorie <dj@redhat.com>
11521 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
11522 against a constant, try to adjust the compare to have the desired
11523 constant in it so that min/max optimizations happen more often.
11525 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11527 * flow.c (last_loop_beg_note): New function.
11528 (redirect_edge_and_branch): Use it.
11529 (split_edge): Likewise.
11531 * alias.c (loop_p): Avoid uninitialized memory access.
11533 * flow.c (try_forward_edges): Avoid accessing freed memory.
11535 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
11538 2001-07-26 Andrew Haley <aph@redhat.com>
11539 Joern Rennecke <amylaar@redhat.com>
11541 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
11542 (SUBTARGET_CPP_ENDIAN_SPEC): New.
11543 (SUBTARGET_CPP_SPEC): New.
11544 (CPP_SPEC): Remove.
11545 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
11546 (SUBTARGET_CPP_PTR_SPEC): New.
11547 (CPP_DEFAULT_CPU_SPEC): New.
11548 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
11549 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11550 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
11551 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11552 (SUBTARGET_CPP_SPEC): Define as an empty string.
11554 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11556 * doc/install.texi (Configuration): Properly link the host
11557 specific instructions also when generating HTML.
11559 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
11561 * flow.c (redirect_edge_and_branch_force): Test
11562 target->global_live_at_start.
11564 2001-07-26 Richard Henderson <rth@redhat.com>
11566 * simplify-rtx.c (avoid_constant_pool_reference): Export.
11567 * rtl.h (avoid_constant_pool_reference): Declare it.
11568 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
11569 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
11571 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11573 * rtl.h (cleanup_barriers): Declare.
11574 * jump.c (cleanup_barriers): New function.
11575 * toplev.c (rest_of_compilation): Call cleanup_barriers
11576 before loop optimizer and after bb_reorder.
11578 * flow.c (back_edge_of_syntactic_loop_p): New.
11579 (split_edge): Use it.
11581 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11583 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
11585 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
11587 * cse.c (cse_process_notes): Replace any registers if the address
11590 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
11592 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
11593 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
11594 (propagate_block): Update prototype.
11595 * flow.c (update_life_info): Simplify the CFG and
11596 recalculate the global regs which are alive when
11597 removing dead code during a global update.
11598 (propagate_block): Return non-zero if an INSN is
11601 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11603 * Makefile.in (LIBICONV): Define.
11605 2001-07-26 Catherine Moore <clm@redhat.com>
11607 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
11608 of conditional to avoid tree checking errors.
11610 2001-07-26 Kazu Hirata <kazu@hxi.com>
11612 * regmove.c (regmove_optimize): Don't replace a reg with
11613 another reg of a different mode.
11615 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
11617 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
11618 limit length of dependency flush list.
11619 * params.h (MAX_PENDING_LIST_LENGTH): Define.
11620 * sched-int.h (struct deps): Add pending_flush_length field.
11621 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
11622 has 1 element in it.
11623 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
11624 (sched_analyze): After a jump, if the pending memory flush list is too
11625 large, flush the pending lists.
11626 (init_deps): Initialize pending_flush_length to 0.
11627 * doc/invoke.texi (max_pending_list_length): Document parameter.
11629 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
11631 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
11632 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
11633 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
11635 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11637 * cpphash.h (struct_lexer_state): Delete was_skipping.
11638 Move skipping here from struct cpp_reader.
11639 * cpplex.c (parse_identifier): Update.
11640 (_cpp_lex_token): Don't skip tokens in a directive.
11641 * cpplib.c (struct if_stack): Update.
11642 (start_directive, end_directive): Don't change skipping state.
11643 (_cpp_handle_directive): Update.
11644 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
11645 (do_else, do_endif): Update; only check for excess tokens if not
11646 in a skipped conditional block.
11647 (push_conditional): Update for new struct if_stack.
11649 2001-07-26 Graham Stott <grahams@redhat.com>
11651 * function.c (locate_and_pad_parm): Also pad initial offset
11652 so that the total argument size also includes the padding.
11654 2001-07-26 Graham Stott <grahams@redhat.com>
11656 * gensupport.c (alter_output_for_insn): Correct enable checking failure
11657 change XSTR to XTMPL.
11659 (process_one_cond_exec): Likewise
11661 2001-07-25 Richard Henderson <rth@redhat.com>
11663 * varasm.c (assemble_variable): Create DECL_RTL before setting
11666 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
11668 * predict.c (estimate_probability): Avoid duplicated predictions.
11670 * loop.c (find_and_verify_loops): Grok multiple barriers.
11672 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11674 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
11676 * dbxout.c: Consistently use putc instead of fputc.
11677 (print_wide_int): New function; call instead of direct fprintf.
11678 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
11679 (dbxout_type_fields, dbxout_type_method_1): Likewise.
11680 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
11681 (print_int_cst_octal): Likewise.
11682 (print_octal): Show we wrote characters.
11683 (dbxout_type): Set have_used_extensions in more places.
11685 2001-07-25 Catherine Moore <clm@redhat.com>
11687 * config/v850/v850.c (v850_va_arg): Use addr
11688 instead of valist to build incr.
11690 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
11692 * flow.c (delete_dead_jumptables): New function.
11693 (life_analyzis): Call it.
11694 * bb-reorder.c (skip_insns_after_block): Handle contradictory
11697 2001-07-25 Richard Henderson <rth@redhat.com>
11699 * except.c (reachable_handlers): Handle a region being removed
11700 out from under a RESX.
11702 2001-07-25 Richard Henderson <rth@redhat.com>
11704 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
11705 swap GE/GT if it is an fp comparison.
11707 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
11709 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
11712 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
11714 * ssa.c (rename_insn_1): Do not wrap an assignment to a
11715 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
11718 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
11719 throw an exception.
11720 (visit_expression): When attempting to simplify an expression,
11721 retrieve any modes for arguments before they are simplified
11724 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11725 Janis Johnson <janis@us.ibm.com>
11727 * stmt.c (expand_goto): A nonlocal goto can be a call too.
11728 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
11729 pointer parameters to match documented usage of nonlocal_goto.
11730 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
11731 parameters to their correct order.
11732 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
11733 parameters to their correct order.
11735 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11737 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
11739 2001-07-25 Jan Hubicka <jh@suse.cz>
11740 Richard Henderson <rth@redhat.com>
11742 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
11744 (make_edges): New argument update_p; populate the edge cache if set.
11745 (find_basic_blocks): Update make_edges invocation.
11747 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11749 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
11751 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11753 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
11754 -Acpu and -Amachine.h.
11755 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
11756 Corrected header to say ELF not a.out.
11757 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
11758 when given -msoft-float.
11760 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11762 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
11763 extra multilib parts like arm-elf.
11764 (i960-*-coff*, i960-*-rtems): Should not use collect2.
11765 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
11766 crtfini.o as extra multilib parts.
11768 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11770 * configure.in: Add rtems as a supported thread model.
11771 * gthr-rtems.h: Add missing entry point __gthread_active_p.
11772 * configure: Rebuilt.
11774 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
11776 * stor-layout.c (get_mode_alignment): make it work when
11777 BITS_PER_UNIT is not a power of two.
11778 * builtins.c (get_pointer_alignment): Likewise.
11780 2001-07-24 Richard Henderson <rth@redhat.com>
11782 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
11783 the retrieved constant into the expected mode.
11785 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11787 * flow.c (try_simplify_condjump): Avoid duplicated edges.
11788 (verify_flow_info): Check for duplicated edges; clarify
11791 * flow.c (block_label): Update basic_block_for_insn.
11792 (commit_edge_insertions): Call compute_bb_for_insn.
11794 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
11797 * flow.c (redirect_edge_and_branch,
11798 try_optimize_cfg): Use redirect_edge_succ_nodup
11799 (redirect_edge_succ_nodup): New.
11800 * basic_block.h (redirect_edge_succ_nodup): Declare.
11802 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
11805 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
11807 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
11808 (try_crossjump_to_edge): Update commetns.
11809 (try_crossjump_bb): Likewise.
11811 2001-07-24 Richard Henderson <rth@redhat.com>
11813 * combine.c (distribute_notes): Move set of need_refresh
11814 for noop_move_p down to catch all cases.
11816 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
11818 * recog.c (split_all_insns_noflow): New.
11819 * rtl.h (split_all_insns_noflow): Declare.
11820 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
11821 * m68hc11.c (m68hc11_reorg): Likewise.
11822 * sh.c (machine_dependent_reorg): Likewise.
11823 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
11826 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11828 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
11829 (ashlsi3_n splitter): Likewise.
11830 (lshrsi3_n splitter): Likewise.
11832 (GOTaddr2picreg): Make const SImode.
11833 (sym_label2reg): Likewise.
11834 (symGOT2reg): Likewise.
11835 (symGOTOFF2reg) Likewise.
11837 (casesi_worker_0): Make unspec SImode.
11839 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11841 * config/sh/sh.c (barrier_align): Check that an operand really is
11842 an insn before extracting its INSN_CODE.
11844 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
11846 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
11849 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
11850 for SImode to prevent overflow.
11852 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11854 * config/mips/irix6-libc-compat.c: New file.
11855 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
11856 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
11857 passing workaround.
11859 2001-07-24 lars brinkhoff <lars@nocrew.org>
11861 * rtl.texi (REG_POINTER): Document.
11862 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
11863 QFmode, HFmode, TQFmode, QCmode, and HCmode.
11865 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
11867 * flow.c (delete_noop_moves): Do not confuse libcall regions.
11869 2001-07-23 Richard Henderson <rth@redhat.com>
11871 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
11873 2001-07-23 Kazu Hirata <kazu@hxi.com>
11875 * config/h8300/h8300-protos.h: Add a prototype for
11876 general_operand_dst_push.
11877 * config/h8300/h8300.c (general_operand_dst_push): New.
11878 * config/h8300/h8300.h (OK_FOR_T): New.
11879 (EXTRA_CONSTRAINT): Use it.
11880 * config/h8300/h8300.md (movqi_push): Remove and integrate into
11881 the existing movqi pattern.
11882 (movhi_push): Likewise.
11884 * reload.c: Fix comment typos.
11886 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
11888 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
11890 2001-07-23 H.J. Lu (hjl@gnu.org)
11892 * doc/extend.texi: Update __builtin_return_address and
11893 __builtin_frame_address.
11895 2001-07-23 Richard Henderson <rth@redhat.com>
11897 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
11899 * config/i386/i386.md: New setcc+movzbl peephole2.
11901 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11903 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
11904 * objc/objc-act.c: Include debug.h.
11905 (synth_module_prologue): Save and restore debug hooks too.
11907 2001-07-23 lars brinkhoff <lars@nocrew.org>
11909 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
11910 and C4X_FLOAT_FORMAT.
11911 (BOOL_TYPE_SIZE): Document.
11913 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
11915 * unroll.c (loop_iterations): Fix miscalculation of initial
11918 2001-07-13 Andrew Haley <aph@redhat.com>
11920 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
11921 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
11922 * config/sh/sh.c (sh_can_redirect_branch): New function.
11923 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
11924 * reorg.c (steal_delay_list_from_target): Use
11925 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
11927 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
11929 * flow.c (try_simplify_condjump): Unlink insn chain on
11930 fallthru edge; use can_fallthru.
11932 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
11934 * basic-block.h (find_sub_basic_block): Declare.
11935 * flow.c (make_edges): New arguments MIN and MAX;
11936 (find_sub_basic_blocks): Revamp to use make_edges
11937 and purge_dead_edges.
11938 (find_basic_blocks): Update call of find_sub_basic_block.
11940 * recog.c (split_all_insns): Always expect CFG to be consistent;
11941 call find_sub_basic_blocks in case something has changed.
11942 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
11945 * basic-block.h (delete_noop_moves): Declare.
11946 * combine.c (combine_instructions): Call it.
11947 (recog_for_combine): Tolerate noop moves
11948 (distribute_notes): Force refresh when register dies at noop move.
11949 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
11951 (life_analysis): Update delete_noop_moves call.
11952 (set_noop_p): Move too ...
11953 * rtlanal.c (noop_move_p): ... here.
11954 * rtl.h (noop_move_p): Declare.
11956 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
11957 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
11959 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
11960 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
11962 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
11964 * reload.c (push_reload): Fix typo in comment.
11965 (find_reloads_address): Ditto.
11966 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
11968 2001-07-22 Richard Henderson <rth@redhat.com>
11970 * flow.c: Grammar check and clarify a lot of comments.
11971 (try_simplify_condjump): Rename variables to be clearer.
11972 (try_forward_edges): Skip complex and fallthru edges.
11973 Rearrange tests to avoid duplicate checks.
11974 (flow_find_cross_jump): Likewise.
11975 (outgoing_edges_match): Allow match if neither branch has
11976 probability data. Loosen probability match to 5%.
11977 (try_crossjump_to_edge): Hoist repeated indirection into
11979 (try_crossjump_bb): Don't check complex edges. Eliminate
11980 redundant crossjump tests.
11981 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
11982 checks before more expensive checks.
11984 2001-07-22 Richard Henderson <rth@redhat.com>
11986 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
11987 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
11990 2001-07-22 Richard Henderson <rth@redhat.com>
11992 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
11993 (const_sint32_operand): Likewise.
11994 * m68k.md (anon mulsi pattern): Use const_int_operand not
11995 const_sint32_operand.
11996 (umulsi3_highpart): Zero extend a constant input.
11997 (smulsi3_highpart): Don't bother checking SImode constant.
11998 (const_umulsi3_highpart): Give op3 DImode.
11999 (const_smulsi3_highpart): Likewise.
12001 2001-07-22 Richard Henderson <rth@redhat.com>
12003 * flow.c (split_block): Make sure bb_note is included in the
12004 new block when splitting before a label.
12006 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
12008 * basic-block.h (redirect_edge_and_branch_force,
12009 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
12010 * flow.c (redirect_edge_and_branch_force,
12011 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
12012 (redirect_edge_and_branch_force): Fix copying of lifeness information.
12013 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
12014 * ifcvt.c (dead_or_predictable): Take BB as an new destination
12015 instead of label; update CFG after transformation.
12016 (find_if_case_1): Update call, use redirect_edge_and_branch_force
12017 for finishing the transformation; handle even case where ELSE
12018 does not follow THEN.
12019 (find_if_case_2): Update call of dead_or_predictable; simplify
12022 * emit-rtl.c (split_branch_probability): New global variable.
12023 (try_split): Take care to set split_branch_probability and
12024 create REG_BR_PROB note for new jump insns.
12025 * md.texi (define_split): Document new feature.
12027 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
12029 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
12031 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
12032 (asm_out_file): Remove redundant declaration.
12033 (assemble_asm): Remove old #if 0 block.
12034 (assemble_variable): Remove end of function; debug output is
12035 now handled with global_decl. Remove old #if 0 block. Update.
12036 Remove saved_in_section and associated no-op code.
12037 * Makefile.in (varasm.o): Correct dependencies.
12039 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
12041 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12042 the definition in defaults.h.
12044 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
12046 * jump.c: Update comments.
12047 (delete_barrier_successors, delete_unreferenced_labels,
12048 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
12049 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
12050 jump_optimize, jump_optimize_minimal): Kill.
12051 (rebuild_jump_labels): Move code from jump_optimize_1.
12052 (purge_line_number_notes): Likewise.
12053 (copy_loop_headers): Likewise.
12054 * reg-stack.c: Update comment.
12055 * stmt.c: Likewise.
12056 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
12057 JUMP_AFTER_REGSCAN): Kill.
12058 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
12059 purge_line_number_notes and copy_loop_headers.
12061 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
12062 Richard Henderson <rth@redhat.com>
12064 * dbxout.c (dbxout_global_decl): New.
12065 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12066 * sdbout.c (sdbout_finish): New.
12067 (sdbout_debug_hooks): Use it, add comments.
12068 (sdbout_global_decl): Defer initialised public vars to
12070 * varasm.c (assemble_variable): Don't output debug information
12071 for file-scope variables.
12073 2001-07-22 Richard Henderson <rth@redhat.com>
12075 * config/alpha/alpha.c (get_trap_mode_suffix): New.
12076 (get_round_mode_suffix): New.
12077 (print_operand): Use them for [/]. Remove support for [&'`()+].
12078 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
12079 * config/alpha/alpha.md (attr round_suffix): New.
12080 (attr trap_suffix): New.
12081 (all insns): Set them appropriately. Use %/ instead of the
12082 myriad punctuators.
12084 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12086 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
12088 2001-07-22 Richard Henderson <rth@redhat.com>
12090 * regrename.c (regrename_optimize): Compute nregs for each
12091 potential target register.
12093 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
12094 Richard Henderson <rth@redhat.com>
12096 * dbxout.c (dbxout_global_decl): New.
12097 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12098 * sdbout.c (sdbout_finish): New.
12099 (sdbout_debug_hooks): Use it, add comments.
12100 (sdbout_global_decl): Defer initialised public vars to
12102 * varasm.c (assemble_variable): Don't output debug information
12103 for file-scope variables.
12105 2001-07-21 H.J. Lu (hjl@gnu.org)
12107 * config/mips/mips.c (mips_cpu): Moved into ...
12108 (override_options): Here.
12110 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
12112 (mips_cpu): Removed.
12114 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12116 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
12117 ("iorqi3"): Likewise.
12118 ("xorqi3"): Likewise.
12119 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
12120 ("*subhi3_sp): Likewise.
12121 ("*subhi3"): Likewise.
12122 ("extendhisi2"): Accept D, X and Y as source operand to avoid
12125 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
12127 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
12128 * config/freebsd.h: Likewise.
12129 * config/linux.h: Likewise.
12130 * config/openbsd.h: Likewise.
12131 * config/alpha/linux-elf.h: Likewise.
12132 * config/arm/linux-elf.h: Likewise.
12133 * config/d30v/d30v.h: Likewise.
12134 * config/fr30/fr30.h: Likewise.
12135 * config/ia64/aix.h: Likewise.
12136 * config/ia64/ia64.h: Likewise.
12137 * config/mips/linux.h: Likewise.
12138 * config/pj/pj.h: Likewise.
12139 * config/rs6000/linux.h: Likewise.
12140 * config/sparc/linux.h: Likewise.
12141 * config/sparc/linux64.h: Likewise.
12143 2001-07-20 Bruce Korb <bkorb@gnu.org>
12145 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
12146 because getc() and char* may disagree on signedness.
12148 2001-07-20 Richard Henderson <rth@redhat.com>
12150 * doc/rtl.texi (REG_DEAD): Update for current semantics.
12152 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
12153 insns to delete in the presence of cc0 in a jump insn.
12155 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
12156 Jan Hubicka <jh@suse.cz>
12158 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
12159 of doing the change by hand.
12161 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
12163 * rtlanal.c (set_noop_p): Return true for noop jumps.
12165 * expr.c (emit_single_push_insn): Add call to push expander.
12166 * expr.h (optab_index): Add OTI_push
12167 (push_optab): New constant.
12168 * genopinit.c (optabs): Add push_optab.
12169 * optabs.c (init_optab): Init push optab.
12170 * md.texi (push??1): Document
12172 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12174 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
12175 expand to emit the pattern; put a REG_INC note for push/pop
12177 ("movdf", "movdf_internal"): Likewise.
12178 ("movsi", "movsi_internal"): Likewise.
12179 ("movsf", "movsf_internal"): Likewise.
12180 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
12182 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12184 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
12187 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
12189 * params.def: Change default max inline insns to 100.
12191 2001-07-20 Diego Novillo <dnovillo@redhat.com>
12193 * combine.c (combine_simplify_rtx): Generate a new shift operation
12194 when simplifying the first operand of a (neg (ashift)) expression.
12196 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12198 * regclass.c (N_REG_INTS): Use only 32 bits per element.
12200 2001-07-20 Kelley Cook <kelley.cook@home.com>
12202 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
12203 information. Move rest into ...
12204 (*-*-solaris): ... here. Eliminate redundant information and
12205 reword necessary packages section. Delete 4.x assembler bug info.
12206 (sparc-sun-*): Merge into ...
12207 (sparc-sun-sunos*): here.
12209 2001-07-20 Catherine Moore <clm@redhat.com>
12211 * config/v850/v850.md (casesi): Generate LABEL_REF
12214 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
12216 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
12217 * i386.c (ix86_zero_extend_to_Pmode): Make global.
12218 * i386.md (strclrsi expander): Use it.
12220 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12222 * integrate.c (copy_insn_list): handle
12223 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
12224 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
12225 identically as to CODE_LABEL.
12227 * fold-const (fold): Convert A/B/C to A/(B*C) and
12230 * except.c (connect_post_landing_pads): Delete the RESX insns.
12232 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
12234 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
12236 * config/mips/mips.md (nmadd/nmsub): Use macro.
12238 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
12240 * cppinit.c (remove_dup_dir): Make static.
12241 (remove_dup_dirs): Make static. Only warn about preempting a
12242 system directory with a non-system directory.
12244 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12246 * ifcvt.c (noce_try_store_flag_constants): Correct order
12247 of parameters to trunc_int_for_mode.
12249 2001-07-19 Mark Mitchell <mark@codesourcery.com>
12251 * reorg.c (fill_simple_delay_slots): If an instruction might throw
12252 an exception that will be caught within this function, do not fill
12253 its delay slot with any subsequent instruction.
12255 2001-07-19 Steve Ellcey <sje@cup.hp.com>
12257 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
12258 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
12259 pointer extension instruction.
12260 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
12261 * simplify-rtx.c (simplify_unary_operation) Likewise.
12262 * explow.c (convert_memory_address) Check value of
12263 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
12265 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
12266 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
12267 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
12268 Add Multilib Support.
12269 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
12270 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
12271 Add Multilib Support.
12272 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
12274 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
12275 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
12276 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
12278 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
12280 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
12281 old and new operands in `<', `3' and `b'.
12283 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12285 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
12286 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
12287 (toplev.o): Don't depend on xcoffout.h.
12288 * c-decl.c: Include debug.h
12289 (duplicate_decls): Use debug hook.
12290 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
12291 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12292 (dbxout_types): Remove.
12293 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
12294 * debug.c (do_nothing_debug_hooks): Update.
12295 (debug_true_tree, debug_nothing_rtx): New.
12296 * debug.h (struct rtx_def): New.
12297 (struct gcc_debug_hooks): New hooks ignore_block,
12298 outlining_inline_function and label.
12299 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
12300 dwarf2out_frame_finish): New.
12301 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
12302 Make static, update prototype.
12303 (dwarf2_debug_hooks): Update.
12304 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
12305 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
12306 * dwarfout.c (dwarf_debug_hooks): Update.
12307 * emit-rtl.c: Include debug.h.
12308 (remove_unnecessary_notes): Use debug hook.
12309 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
12310 (final_scan_insn): Use debug hook.
12311 * integrate.c (output_inline_function): Use debug hook.
12312 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
12313 (sdb_debug_hooks): Update.
12314 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
12315 * toplev.c: Don't include xcoffout.h.
12316 (note_outlining_of_inline_function, debug_ignore_block): Remove.
12317 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
12319 * tree.h (dwarf2out_do_frame): Remove.
12321 2001-07-19 Catherine Moore <clm@cygnus.com>
12323 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
12325 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12327 * reload1.c (eliminate_regs_in_insn): When updating a set
12328 to the frame pointer to the hardware frame pointer, perform
12329 the update always not just when REPLACE is set.
12331 * reload1.c (choose_reload_regs): Don't inherit a reload
12332 that crosses multiple registers if registers past the first
12333 don't fit in the desired class.
12335 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
12336 when negating constants.
12338 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
12340 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
12341 * doc/tree.texi: Ditto.
12343 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
12344 Jakub Jelinek <jakub@redhat.com>
12346 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
12347 (extract_cie_info): Handle "eh" augmentation properly,
12349 (struct frame_state, __frame_state_for): New.
12351 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12353 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
12354 HANDLE_SYSV_PRAGMA): Define.
12355 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
12357 (copy_object): Caller changed.
12359 2001-07-19 Andreas Schwab <schwab@suse.de>
12361 * configure.in (assembler dwarf2 debug_line support): Define nop
12363 * configure: Regenerated.
12365 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12367 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
12369 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
12370 to conditionally compiled block.
12371 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12372 * dbxout.h (dbxout_function): Remove.
12373 * debug.c (do_nothing_debug_hooks): Update.
12374 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
12375 global_decl, deferred_inline_function.
12376 * dwarf2out.c (dwarf2_debug_hooks): Update.
12377 (dwarf2out_global_decl): New.
12378 * dwarfout.c: Don't include dwarfout.h.
12379 (dwarfout_global_decl, dwarfout_function_decl,
12380 dwarfout_deferred_inline_function): New.
12381 (dwarf_debug_hooks): Update.
12382 * dwarfout.h: Remove.
12383 * final.c: Don't include dwarfout.h.
12384 * sdbout.c (sdbout_global_decl): New.
12385 (sdbout_debug_hooks): Update.
12386 * toplev.c: Don't include dwarfout.h.
12387 (check_global_declarations, rest_of_compilation): Use new debug hooks.
12388 (note_deferral_of_defined_inline_function): Remove.
12389 * toplev.h (note_deferral_of_defined_inline_function): Remove.
12390 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
12391 * ch/lex.c: Don't include dwarfout.h.
12392 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
12393 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
12394 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
12395 * cp/optimize.c: Include debug.h.
12396 (maybe_clone_body): Use debug hook.
12397 * cp/semantics.c: Include debug.h.
12398 (expand_body): Use debug hook.
12399 * po/POTFILES.in: Remove dwarfout.h.
12401 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12403 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
12404 * c-parse.in (yyerror, _yylex): Similarly.
12405 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
12406 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
12408 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
12409 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
12411 2001-07-18 Jeff Sturm <jsturm@one-point.com>
12413 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
12414 in-class declaration at -g1. Fixes c++/2814.
12416 2001-07-18 Richard Henderson <rth@redhat.com>
12418 * doc/md.texi (reload_in/out): Document restrictions in predicates
12419 and constraints for these patterns. Document empty string matching
12422 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12424 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
12426 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12428 * cse.c: Undo my previous patch.
12430 2001-07-18 Tom Tromey <tromey@redhat.com>
12433 * configure: Rebuilt.
12434 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
12436 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
12438 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
12439 Jan Hubicka <jh@suse.cz>
12441 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
12442 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
12443 * jump.c (mark_jump_label): Do not forward branches.
12445 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
12447 * cse.c (delete_trivially_dead_insns): Delete the libcall block
12448 when return value is unused.
12450 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12452 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
12454 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
12456 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
12457 on error. We can't blindly return the result of
12458 pthread_mutex_trylock because it returns a positive number on
12459 error, while we must return -1 on error.
12460 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
12462 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
12464 2001-07-18 Andreas Jaeger <aj@suse.de>
12466 * integrate.c (output_inline_function): Correct type of debug_hooks.
12468 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
12470 * combine.c (combine_simplify_rtx): DIV can be treated
12471 associatively for floats if unsafe math optimisations are enabled.
12473 2001-07-17 Richard Henderson <rth@redhat.com>
12475 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
12477 2001-07-17 Richard Henderson <rth@redhat.com>
12479 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
12480 don't force the function address into a register.
12481 (expand_call, emit_library_call_value_1): Update callers.
12482 * builtins.c (expand_builtin_apply): Likewise.
12483 * expr.h (prepare_call_address): Update decl.
12485 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
12487 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
12489 * config/i386/chorus.h: Move up.
12490 * config/sparc/chorus.h: Likewise.
12491 * config/rs6000/chorus.h: Likewise.
12492 * config/chorus.h: Moved here.
12494 2001-07-17 Andreas Schwab <schwab@suse.de>
12496 * configure.in (assembler eh_frame optimization): Handle big
12498 * configure: Regenerated.
12500 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
12502 * expr.c (epxand_expr): Convert divisions into multiplications by
12503 reciprocals if -ffast-math.
12505 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
12507 * dbxout.c (dbxout_really_begin_function): Rename to
12508 dbxout_begin_function.
12509 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12510 (dbxout_begin_function): Remove.
12511 (dbxout_function): Update.
12512 (dbxout_source_line): Update prototype.
12513 * dbxout.h (dbxout_begin_function): Remove.
12514 * debug.c (do_nothing_debug_hooks): Update.
12515 (debug_nothing_tree): Update.
12516 (debug_nothing_charstar_rtx): Remove.
12517 * debug.h (union tree_node): Declare.
12518 (struct rtx_def): Remove.
12519 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
12520 begin_function. Change source_line prototype.
12521 (debug_nothing_tree): New.
12522 (debug_nothing_charstar_rtx): Delete.
12523 (dwarf2out_begin_prologue): Moved from ...
12524 * tree.h: ... here.
12525 * dwarf2out.c (dwarf2_debug_hooks): Update.
12526 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
12527 debug info, call dwarf2out_source_line.
12528 (dwarf2out_souce_line): Update prototype.
12529 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
12530 Change prototype, make static.
12531 (dwarfout_source_line): Update prototype.
12532 (dwarf_debug_hooks): Update.
12533 * dwarfout.h (dwarfout_begin_function): Remove.
12534 * final.c (final_start_function, final_scan_insn): Use appropriate
12535 debug hooks, update to use notice_source_line.
12536 (output_source_line): Rename notice_source_line. Don't call the
12537 source_line debug hook.
12538 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
12539 make static, update prototype.
12540 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
12542 (sdbout_end_prologue): New.
12543 (sdbout_source_line): Update prototype.
12544 (sdbout_debug_hooks): Update.
12545 (sdbout_symbol): Remove unused var.
12546 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
12548 * varasm.c: Include debug.h.
12549 (assemble_start_function): Use begin_function debug_hook.
12550 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12551 update with prototype.
12552 (xcoffout_source_line): Update prototype.
12553 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12555 (xcoffout_source_line): Update prototype.
12557 2001-07-17 Richard Henderson <rth@redhat.com>
12559 * c-typeck.c (build_binary_op): Do not shorten unsigned
12560 right shift after sign extension.
12562 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
12564 * combine.c (combine_simplify_rtx): Attempt to simplify
12565 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
12567 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
12568 (simplify_binary_operation, simplify_unary_operation,
12569 simplify_relational_operation): Use it.
12571 * combine.c (combine_simplify_rtx): Don't do associative law
12572 on divisions; allow associative law on floats.
12574 2001-07-17 H.J. Lu <hjl@gnu.org>
12575 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12577 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
12578 ASM_OUTPUT_WEAK_ALIAS are defined.
12579 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
12580 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
12582 * config/mips/iris5.h: ... here.
12583 (HANDLE_SYSV_PRAGMA): Defined as 1.
12584 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
12585 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
12588 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
12590 * c-parse.in (all_prefix_attributes): New variable.
12591 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
12592 (maybe_resetattrs): New production.
12593 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
12594 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
12595 notype_initdcl, nested_function, notype_nested_function,
12596 component_decl, components, components_notype,
12597 component_declarator, component_notype_declarator,
12598 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
12599 ivars, mydecl, myparm): Update. Avoid prefix attributes just
12600 after a comma being applied to more than one declarator.
12601 * doc/extend.texi (Attribute Syntax): Update. Remove
12602 documentation of bugs that are no longer present.
12604 2001-07-13 Eric Christopher <echristo@redhat.com>
12606 * config/mips/mips.h: Change TUNE_MIPS* options to use
12608 (EXTRA_SPECS): Add cc1_cpu_spec.
12609 * config/mips/mips.md (muldf3): Fix typo.
12611 2001-07-16 Richard Henderson <rth@redhat.com>
12613 * config/m68k/m68k.c: Include expr.h and reload.h.
12614 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
12615 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
12617 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12618 Richard Henderson <rth@redhat.com>
12620 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
12621 (insn_live_p): Fix fall off end of function.
12622 (dead_libcall_p): Remove COUNTS argument; update callers.
12623 (delete_trivially_dead_insns): Remove unused variables.
12625 2001-07-17 Andreas Jaeger <aj@suse.de>
12627 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
12628 x86-64 pic support.
12630 * lcm.c (optimize_mode_switching): Avoid warning for unused
12631 variable if !NORMAL_MODE.
12633 * flow.c (try_crossjump_to_edge): Remove unused variable.
12635 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12637 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
12638 atexit declaration in stdlib.h.
12640 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
12642 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
12644 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12646 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
12647 * except.c (finish_eh_generation): Update call of cleanup_cfg;
12648 do rebuild_jump_labels instead of jump_optimize
12649 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
12650 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
12651 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
12653 * flow.c: Include timevar.h
12654 (find_basic_block): Push/pop timevar;
12655 (cleanup_cfg): Likewise.
12656 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
12657 * Makefile: Add dependencies on timevar.h
12659 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
12660 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
12662 * rtl.h (delete_trivially_dead_insns): Add new parameter.
12663 * toplev.c (rest_of_compilation): Update calls.
12664 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
12665 (delete_trivially_dead_insns): ... here; accept new argument
12666 preserve_basic_blocks; preserve basic blocks if set.
12668 * reg-stack.c (stack_regs_mentioned): Return 0 if
12669 stack_regs_mentioned_data is not initialized.
12670 (reg_to_stack): Make stack_regs_mentioned survive after the
12671 reg-stack is completted; do not call cleanup_cfg.
12672 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
12673 make cleanup_cfg after bb-reorder to output to debug file.
12675 2001-07-16 Richard Henderson <rth@redhat.com>
12677 * regclass.c (init_reg_sets): Use only 32 bits per initializer
12678 from int_reg_class_contents.
12680 2001-07-16 Richard Henderson <rth@redhat.com>
12682 * hard-reg-set.h (regs_invalidated_by_call): Declare.
12683 * regclass.c (regs_invalidated_by_call): Move from cse.c.
12684 (init_reg_sets_1): Move initialization from cse_main.
12685 * cse.c (regs_invalidated_by_call): Move to regclass.c.
12686 (cse_main): Move its initialization also.
12687 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
12688 * flow.c (propagate_one_insn): Likewise.
12689 * gcse.c (compute_hash_table): Likewise.
12690 (compute_kill_rd, compute_store_table): Likewise.
12691 * sched-deps.c (sched_analyze_1): Likewise.
12693 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
12695 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
12698 2001-07-16 Steve Ellcey <sje@cup.hp.com>
12700 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
12701 in if statement so we don't access undefined memory.
12703 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12705 * gcse.c: Update comment at top.
12706 Update comment on mem handling.
12707 mem_last_set, mem_first_set, mem_set_in_block: gone.
12708 Declaration of reg_set_info: gone.
12709 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
12710 pointless with load_killed_in_block_p (they are *more*
12711 conservative then it, not less, and less accurate).
12712 (oprs_not_set_p): Ditto.
12713 (alloc_gcse_mem): Don't allocate mem_set_in_block
12714 (free_gcse_mem): Don't free it, either.
12715 (record_last_mem_set_info): Update comment in front, remove
12716 mem_*set_* stuff. Note the reason we don't handle stores directly
12718 (compute_hash_table): Update comments to reflect reality. Remove
12719 mem_*set_* references.
12720 (reset_opr_set_tables): Remove mem_*set_* references.
12721 (mark_call): Ditto.
12722 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
12723 (mark_clobber): Ditto (on both parts, we double set here too).
12724 (expr_killed_p): Remove mem_set_in_block test.
12725 (compute_transp): Remove mem_set_in_block test.
12727 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
12728 of edge, and removal of phi alternative to dump file.
12729 (ssa_ccp_substitute_constants): Add note about register now being
12730 constant, and which uses were replaced in what insns to dump file.
12732 2001-07-16 Andreas Jaeger <aj@suse.de>
12734 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
12735 variables of type HOST_WIDEST_INT.
12737 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
12738 (__bb_exit_func): Correct type of count_max to avoid overflow.
12739 (num_digits): Handle long long argument.
12741 * combine.c (gen_lowpart_for_combine): Remove unused variable.
12743 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12745 * output.h (sdb_begin_function_line): Restore as an extern
12747 * sdbout.c (sdb_begin_function_line): Make extern.
12749 2001-07-15 Richard Henderson <rth@redhat.com>
12751 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
12752 * genrecog.c (maybe_both_true_mode): New.
12753 (maybe_both_true_2): Use it.
12754 (write_switch): Don't put Pmode in a switch.
12755 * rtl.c (mode arrays): Don't explicitly size them.
12757 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12759 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
12760 handling; move unconditional splitting before mode switching.
12762 * i386.md (type): Add fistp type.
12763 (i387, length_attr, scheduling definitions): Handle this type.
12764 (fix_trunc?f?i2): Revamp to use mode switching.
12765 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
12766 * i386.h (fp_cw_mode): New enum
12767 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
12768 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
12770 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12772 * Makefile.in (integrate.o): Add debug.h.
12773 * integrate.c (debug.h): Add.
12774 (output_inline_function): Save, reset, and restore debug_hooks.
12776 2001-07-15 Richard Henderson <rth@redhat.com>
12778 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
12779 instead of COMPARE for the EQUIV expression.
12781 2001-07-15 Richard Henderson <rth@redhat.com>
12783 * flow.c (redirect_edge_and_branch_force): Initialize
12784 global_live_at_start and global_live_at_end.
12785 (allocate_bb_life_data): Export.
12786 * basic-block.h (allocate_bb_life_data): Declare.
12787 * toplev.c (rest_of_compilation): Call it.
12789 2001-07-15 Richard Henderson <rth@redhat.com>
12791 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
12792 (alpha_tablejump_best_label): New.
12793 * config/alpha/alpha-protos.h: Declare them.
12794 * config/alpha/alpha.md: Use braced strings for code blocks.
12795 (tablejump_osf): Break out add with r29.
12796 (tablejump_osf_internal): Remove.
12797 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
12798 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
12800 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
12802 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
12805 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
12807 * i386-protos.h (ix86_split_fp_branch): Update prototype.
12808 (ix86_fp_jump_nontrivial_p): New.
12809 * i386.md (fp_jcc_?): Update call of split_fp_branch;
12810 use ix86_fp_jump_nontrivial_p.
12811 * i386.c (ix86_fp_jump_nontrivial_p): New.
12812 (ix86_split_fp_branch): Accept code instead of rtx.
12813 (ix86_expand_compare): Expand comparison early in case
12814 doing so is resonably cheap.
12816 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
12818 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
12820 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
12821 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
12823 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
12825 * dbxout.c (dbxout_source_line): Make static, update prototype.
12826 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
12827 (dbxout_init, dbxout_finish, dbxout_source_line,
12828 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
12829 * dbxout.h (dbxout_source_line): Delete.
12830 * debug.c (debug_nothing_file, debug_nothing_file_int,
12831 debug_nothing_file_charstar_rtx): New.
12832 (do_nothing_debug_hooks): Update.
12833 (debug_nothing_void, debug_nothing_charstar_rtx,
12834 dwarf2out_end_epilogue): New.
12835 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12836 * debug.h (struct rtx_def): Declare.
12837 (gcc_debug_hooks): New hooks source_line, end_epilogue
12839 (debug_nothing_void, debug_nothing_charstar_rtx,
12840 dwarf2out_end_epilogue): New.
12841 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12842 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
12843 (dwarf2_debug_hooks): Update.
12844 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
12845 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
12846 * dwarf2out.h (dwarf2out_source_line): Remove.
12847 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
12848 Make static, update prototype.
12849 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
12850 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
12851 (dwarf_debug_hooks): Update.
12852 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
12853 dwarfout_end_function): Remove.
12854 * final.c (profile_function): Use debug hooks for ending functions
12856 (output_source_line, final_end_function): Update prototype,
12858 (final_start_function, final_scan_insn): Update.
12859 * output.h (sdb_begin_function_line): Remove.
12860 (final_end_function): Update prototype.
12861 * sdbout.c (sdb_begin_function_line): Make static.
12862 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
12863 (sdbout_source_line): New.
12864 (sdbout_end_epilogue, sdbout_end_function): Make static, update
12866 (sdb_debug_hooks): Update.
12867 (sdbout_init, sdbout_source_line,
12868 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
12869 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
12870 * toplev.c (compile_file, rest_of_compilation): Update.
12871 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
12872 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
12873 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
12874 Update for prototype changes.
12875 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
12876 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
12878 2001-07-15 Richard Henderson <rth@redhat.com>
12880 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
12881 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
12882 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
12883 * config/alpha/alpha.c: Likewise.
12884 * config/alpha/alpha.md: Likewise.
12885 * config/alpha/alpha32.h: Likewise.
12886 * config/alpha/vms.h: Likewise.
12887 (OPEN_VMS): Remove.
12889 2001-07-14 Richard Henderson <rth@redhat.com>
12891 * config/alpha/alpha.md: Use define_constants for unspec values.
12892 Substitute throughout.
12894 2001-07-14 Tim Josling <tej@melbpc.org.au>
12896 * tree.def (EXPON_EXPR) remove. Never supported anyway.
12898 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
12900 * pa.md: Remove unused constraints from define_split's.
12902 2001-04-14 Richard Henderson <rth@redhat.com>
12904 * ifcvt.c (find_cond_trap): Test for exit block.
12906 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
12908 Re-install recently reverted patch.
12909 * emit-rtl.c (try_split): Update mark_jump_label call.
12910 * flow.c (find_sub_basic_blocks): Likewise.
12911 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12912 jump_back_p): Kill.
12913 (mark_all_labels): Kill second parameter.
12914 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12915 (rebuild_jump_labels, jump_optimize_minimal): Update call
12916 of jump_optimize_1.
12917 (jump_optimize_1): Kill crossjumping code.
12918 (mark_jump_label): Kill cross_jump parameter.
12919 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12920 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12921 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12923 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12925 (dump_file_info): Likewise.
12926 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12927 reorganize passes to do reg-stack first, bb-reorder second.
12928 * invoke.texi (-d letters doc): Remove the jump2 pass.
12930 2001-07-14 Richard Henderson <rth@redhat.com>
12932 * ifcvt.c (find_cond_trap): New.
12933 (find_if_header): Call it.
12934 (merge_if_block): Relax existing jump sanity check.
12935 * jump.c (jump_optimize_1): Remove conditional trap handling.
12937 2001-07-14 Alan Modra <amodra@bigpond.net.au>
12939 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
12941 (insn_refs_are_delayed): Correct comment.
12942 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
12943 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
12944 instead of r31. Make associated insn !TARGET_64BIT, and
12945 provide an additional 64-bit insn that clobbers r2.
12946 (divsi3): Likewise.
12947 (udivsi3): Likewise.
12948 (modsi3): Likewise.
12949 (umodsi3): Likewise.
12951 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
12953 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
12955 * flow.c (redirect_edge_and_branch_force, split_edge,
12956 try_crossjump_to_edge): Use set_block_for_new_insns.
12957 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
12959 2001-07-13 H.J. Lu (hjl@gnu.org)
12961 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
12964 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12966 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
12968 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
12970 * c-common.c (decl_attributes): Take a pointer to the node to
12971 which attributes are to be attached, and a flags argument.
12972 * c-common.h (enum attribute_flags): New.
12973 (decl_attributes): Update prototype.
12974 * c-decl.c (start_decl, push_parm_decl, finish_struct,
12975 finish_enum, start_function): Update calls to decl_attributes.
12976 * c-parse.in (component_declarator, component_notype_declarator,
12977 label): Update calls to decl_attributes.
12979 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
12981 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
12982 * config/avr/avr.c (legitimate_address_p): Return value changed
12983 from letter to register classes. For better debugging.
12985 2001-07-13 Kazu Hirata <kazu@hxi.com>
12987 * jump.c (reversed_comparison_code_parts): Fix comment typos.
12989 2001-07-13 H.J. Lu (hjl@gnu.org)
12991 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
12993 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
12995 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
12996 correctly for shared configurations.
12997 * config/t-libgcc-pic: New.
12998 * config/{i386,m68k,sparc}/t-openbsd: New.
12999 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
13000 Support -shared. Support debugging libraries with -g.
13001 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
13002 frame information does not emit pointer diffs.
13003 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
13004 emit pointer diffs.
13006 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
13008 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
13010 2001-07-13 David Edelsohn <edelsohn@gnu.org>
13012 * combine.c (try_combine): Ensure const_int pow2 is positive.
13014 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
13016 * config.gcc: Add configuration for s/390.
13017 * config/s390/s390.c: New. Subroutines for code generation.
13018 * config/s390/s390.h: New. Definitions for s/390.
13019 * config/s390/s390-protos.h: New. Prototypes.
13020 * config/s390/linux.h: New. Definitions for linux for s/390.
13021 * config/s390/linux64.h: New. Definitions for linux for zSeries.
13022 * config/s390/t-linux: New. Makefile fragment.
13023 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
13024 * config/s390/fixdfdi.h: New. Fix L_fix*di.
13026 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
13028 * emit-rtl.c (try_split): Update mark_jump_label call.
13029 * flow.c (find_sub_basic_blocks): Likewise.
13030 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
13031 jump_back_p): Kill.
13032 (mark_all_labels): Kill second parameter.
13033 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
13034 (rebuild_jump_labels, jump_optimize_minimal): Update call
13035 of jump_optimize_1.
13036 (jump_optimize_1): Kill crossjumping code.
13037 (mark_jump_label): Kill cross_jump parameter.
13038 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
13039 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
13040 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
13042 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
13044 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
13045 reorganize passes to do reg-stack first, bb-reorder second.
13046 * invoke.texi (-d letters doc): Remove the jump2 pass.
13048 2001-07-12 Steve Ellcey <sje@cup.hp.com>
13050 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
13052 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
13054 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
13056 (verify_flow_info): Make diagnostics prettier.
13058 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
13060 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
13062 * flow.c (outgoing_edges_match): Return early if condition reversal
13065 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
13067 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
13068 (mips_move_2words): When splitting a move into two instructions,
13069 prefix the second address operand with '%D'.
13071 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
13073 * Makefile.in (final.o): Depend on debug.h.
13074 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
13075 (dbx_debug_hooks): Add new hooks.
13076 (xcoff_debug_hooks): New.
13077 * debug.c (debug_nothing_file_int_int): New.
13078 (do_nothing_debug_hooks): Update.
13079 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
13080 (debug_nothing_file_int_int): New.
13081 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
13082 static, update prototype.
13083 (dwarf2_debug_hooks): Update.
13084 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
13085 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
13086 static, update prototype.
13087 (dwarf_debug_hooks): Update.
13088 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
13089 * final.c: Include debug.h.
13090 (final_scan_insn): Use debug hooks when beginning and ending blocks.
13091 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
13092 static, update prototype.
13093 (sdb_debug_hooks): Update.
13094 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
13095 * toplev.c: Distinguish between xcoff and dbx.
13097 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
13098 Call all debug hooks, not just dwarf ones.
13100 2001-07-11 Timothy Wall <twall@redhat.com>
13102 * config.gcc: Add configuration for AIX5/IA64.
13103 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
13104 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
13105 support prefix/suffix code.
13106 * config/ia64/t-aix: New. Makefile fragment.
13107 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
13109 2001-07-11 Kazu Hirata <kazu@hxi.com>
13111 * recog.c (validate_change): Fix a comment typo.
13113 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
13115 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
13116 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
13118 * dbxout.c (dbx_debug_hooks): Add new hooks.
13119 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
13121 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
13123 * dbxout.h (dbxout_start_new_source_file,
13124 dbxout_resume_previous_source_file): Delete.
13125 * debug.c (do_nothing_debug_hooks): Add new hooks.
13126 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13127 (debug_nothing_int_charstar, debug_nothing_int): New.
13128 * debug.h (gcc_debug_hooks): New hooks define, undef,
13129 start_source_file and end_source_file.
13130 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13131 (debug_nothing_int_charstar, debug_nothing_int): New.
13132 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
13133 the conditionally compiled section.
13134 (dwarf2out_start_source_file, dwarf2out_end_source_file,
13135 dwarf2out_define, dwarf2out_undef): Make static.
13136 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
13137 dwarf2out_define, dwarf2out_undef): Remove.
13138 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
13139 (dwarfout_start_source_file, dwarfout_end_source_file,
13140 dwarfout_define, dwarfout_undef): Make static.
13141 (dwarfout_start_source_file_check,
13142 dwarfout_end_source_file_check): New.
13143 (dwarfout_define, dwarfout_finish): Update.
13144 * dwarfout.h (dwarfout_start_new_source_file,
13145 dwarfout_resume_previous_source_file, dwarfout_define,
13146 dwarfout_undef): Remove.
13147 * sdbout.c (sdb_debug_hooks): Add new hooks.
13148 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
13150 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
13151 make static, take an arg.
13152 * sdbout.h (sdbout_start_new_source_file,
13153 sdbout_resume_previous_source_file): Delete.
13154 * toplev.c (debug_start_source_file, debug_end_source_file,
13155 debug_define, debug_undef): Delete.
13156 * toplev.h (debug_start_source_file, debug_end_source_file,
13157 debug_define, debug_undef): Delete.
13159 * java/jcf-parse.c: Include debug.h.
13160 (parse_class_file): Update to use debug hooks directly.
13161 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
13163 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13165 * alias.c (set_mem_alias_set): New function.
13166 * rtl.h (set_mem_alias_set): Declare it.
13167 * builtins.c (expand_builtin_return_addr): Call it instead of
13168 using MEM_ALIAS_SET accessor.
13169 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
13170 (get_memory_rtx, expand_builtin_va_arg): Likewise.
13171 (expand_builtin_va_copy):Likewise.
13172 * caller-save.c (setup_save_areas): Likewise.
13173 * calls.c (compute_argument_addresses): Likewise.
13174 * explow.c (set_mem_attributes): Likewise.
13175 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
13176 (expand_assignment, store_constructor_field, store_field): Likewise.
13177 (expand_expr_unaligned): Likewise.
13178 * function.c (assign_stack_temp_for_type): Likewise.
13179 (put_reg_into_stack, gen_mem_addressof): Likewise.
13180 * ifcvt.c (noce_try_cmove_arith): Likewise.
13181 * reload1.c (reload, alter_reg): Likewise.
13182 * config/alpha/alpha.c (get_aligned_mem): Likewise.
13183 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
13184 (alpha_expand_unaligned_store): Likewise
13185 (alpha_expand_unaligned_load_words): Likewise.
13186 (alpha_expand_unaligned_store_words): Likewise.
13187 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
13188 (alpha_expand_epilogue): Likewise.
13189 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
13190 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
13191 * config/i386/i386.c (legitimize_pic_address): Likewise.
13192 * config/i960/i960.c (setup_incoming_varargs): Likewise.
13193 * config/ia64/ia64.c (spill_restore_mem): Likewise.
13194 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
13195 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
13196 * config/mips/mips.c (mips_va_arg): Likewise.
13197 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
13198 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
13199 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13200 (setup_incoming_varargs, rs6000_va_arg): Likewise.
13201 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
13202 (rs6000_emit_epilogue): Likewise.
13203 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
13204 * config/sparc/sparc.c (sparc_va_arg): Likewise.
13205 * config/v850/v850.c (v850_va_arg): Likewise.
13207 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
13209 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
13210 when fallthru edge is present.
13211 (mege_blocks): Handle case where creation of jump insn
13214 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
13215 CLEANUP_POST_REGSTACK): New constants.
13216 * except.c (finish_eh_generation): Update call of cleanup_cfg,
13217 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
13218 * output.h (cleanup_cfg): Update prototype.
13219 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
13220 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
13221 cleanup_cfg call; kill missleading comment.
13222 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
13223 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
13224 parameter; control optimizations performed using it.
13225 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
13226 try_crossjump_bb): New functions.
13228 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13230 * pa.c (pa_output_function_prologue): Delete prototype. Make function
13232 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
13233 pa_output_function_prologue.
13234 * pa-protos.h (pa_output_function_prologue): New prototype.
13236 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13238 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
13239 and low to get correct sign extension in low+high test.
13241 2001-07-11 Janis Johnson <janis@us.ibm.com>
13243 * gcov.c (arcdata): Use gcov_type to fix branch percentage
13244 for large hit count.
13246 * profile.c (branch_prob): Fix .bbg info for computed gotos
13249 2001-07-11 Mark Mitchell <mark@codesourcery.com>
13251 * stmt.c (parse_output_constraint): New function, split out
13253 (expand_asm_operands): ... here. Use parse_output_constraint.
13254 * tree.h (parse_output_constraint): Declare it.
13256 2001-07-11 Richard Henderson <rth@redhat.com>
13258 * bitmap.c: Comment some functions; fiddle whitespace.
13259 (bitmap_free): Don't export.
13260 (bitmap_element_allocate): Use memset.
13261 * bitmap.h (bitmap_free): Don't declare.
13263 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
13265 * gcse.c, lcm.c, sched-deps.c:
13266 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
13268 * flow.c (flow_loops_find): Free dom if we found no loops, since
13269 we aren't going to save it.
13271 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
13274 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
13276 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
13278 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13280 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
13281 #ifndef DWARF2_DEBUGGING_INFO.
13283 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13285 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
13287 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13289 * config/mips/mips.c (gen_int_relational): Tell the caller not to
13290 reverse a branch if a NE comparison is implemented with GTU.
13292 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13293 H.J. Lu <hjl@gnu.org>
13295 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
13296 constant addresses.
13297 (call_internal2): Likewise.
13298 (call_value_internal1): Likewise.
13299 (call_value_internal2): Likewise.
13300 (call_value_multiple_internal1): Likewise.
13301 (call_value_multiple_internal2): Likewise.
13303 2001-07-10 Kazu Hirata <kazu@hxi.com>
13305 * calls.c (emit_library_call_value_1): Fix a comment typo.
13306 * dwarf2out.c (mem_loc_descriptor): Likewise.
13307 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
13309 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
13311 * simplify-rtx.c (simplify_subreg): Fix typo in comment
13313 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13315 * recog.c (offsettable_address_p): Handle LO_SUM case.
13316 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
13317 instead of plus_constant.
13319 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13321 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
13322 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
13324 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13326 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
13327 adjust_address_nv instead of plus_constant.
13329 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
13331 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
13332 dwarf2out.o): Depend on debug.h, wrap long lines.
13333 * dbxout.c: Include debug.h.
13334 (dbx_debug_hooks): New.
13335 (dbxout_init): Make static, take just 2 args.
13336 (dbxout_finish): Make static.
13337 * dbxout.h (dbxout_init, dbxout_finish): Delete.
13338 * debug.c: New file.
13339 * debug.h: New file.
13340 * dwarf2out.c: Include debug.h.
13341 (dwarf2_debug_hooks): New.
13342 (dwarf2out_init): Make static.
13343 (dwarf2out_finish): Make static, take 2 args.
13344 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
13345 * dwarfout.c: Include debug.h.
13346 (dwarf_debug_hooks): New.
13347 (dwarfout_init): Make static.
13348 (dwarfout_finish): Make static, take 2 args.
13349 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
13350 * sdbout.c: Include debug.h.
13351 (sdb_debug_hooks): New.
13352 (sdbout_init): Make static, take 2 args.
13353 * sdbout.h (sdbout_init): Delete.
13354 * toplev.c: Include debug.h.
13355 (debug_hooks): New.
13356 (compile_file): Set deubg_hooks based on command line options.
13357 Use the hooks unconditionally rather than conditional compilation.
13359 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
13361 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
13362 first_insn_after_basic_block_note instead.
13364 * df.c (df_bb_refs_unlink): #if 0 out for now.
13366 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
13368 * ssa.h: Add prototype for ssa_const_prop
13369 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
13370 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
13371 (ssa_fast_dce): Remove unused variable
13373 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13375 * diagnostic.c (finish_diagnostic): Rename to
13376 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
13379 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
13381 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
13384 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
13385 (dump_file): Only pad the demangled name with spaces if the
13386 mangled name was padded with spaces.
13388 2001-07-10 Bernd Schmidt <bernds@redhat.com>
13390 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
13393 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13395 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
13396 extraction if no direct load if either EXPAND_CONST_ADDRESS or
13397 EXPAND_INITIALIZER.
13399 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
13400 whether can put offset inside LO_SUM to check mode alignment, not size.
13402 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13404 * doc/tm.texi (Misc): Fix thinko.
13406 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
13408 * regmove.c (replace_in_call_usage): Fix warnings.
13409 * sched-deps.c (add_dependence): Fix warnings.
13410 * simplify-rtx.c (simplify_subreg): Likewise.
13411 Return NULL_RTX instead of NULL.
13413 * reg-stack.c (emit_swap_insn): Eliminate warnings.
13414 (subst_asm_stack_regs): Likewise.
13416 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
13419 * dwarf2out.c (output_call_frame_info): Declare i as int.
13420 (build_abbrev_table): Declare n_alloc as int.
13421 (dwarf2out_finish): Initialize die.
13422 * except.c: Declare sjlj_funcdef_number as unsigned.
13423 (connect_post_landing_pads): Declare j as unsigned.
13424 (convert_to_eh_region_ranges): Initialize call_site.
13425 (output_function_exception_table): Initialize tt_format_size.
13426 * expr.c (move_by_pieces_1): Initialize to1.
13427 (store_constructor): Initialize minelt and maxelt.
13428 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
13429 * function.c (instantiate_decls): Avoid signed/unsigned warning.
13431 * c-decl.c (combine_parm_decls): Unused, remove.
13432 * c-tree.h: Remove prototype for combine_parm_decls.
13434 * reload.c (push_reload): Fix warning.
13435 (regno_clobbered_p): Likewise.
13436 * reload1.c (replace_pseudos_in_call_usage): Likewise.
13437 (reload_combine): Likewise.
13439 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
13440 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
13442 * bitmap.c (bitmap_operation): Change user.
13443 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
13445 2001-07-10 Eric Christopher <echristo@redhat.com>
13447 * config/mips/mips.c (override_options): Fix typo.
13449 2001-07-09 Stan Shebs <shebs@apple.com>
13451 * target.h (struct gcc_target): New fields init_builtins and
13453 * target-def.h (TARGET_INIT_BUILTINS): New macro.
13454 (TARGET_EXPAND_BUILTIN): New macro.
13455 (TARGET_INITIALIZER): Add them.
13456 * builtins.c: Include target.h.
13457 (expand_builtin): Use targetm.expand_builtin.
13458 (default_init_builtins): New function.
13459 (default_expand_builtin): New function.
13460 * expr.h (default_init_builtins): Declare.
13461 (default_expand_builtin): Declare.
13462 * c-common.c (c_common_nodes_and_builtins): Use
13463 targetm.init_builtins.
13464 * defaults.h (MD_INIT_BUILTINS): Remove.
13465 * Makefile.in (builtins.o): Depend on target.h.
13467 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
13468 (TARGET_EXPAND_BUILTIN): Define.
13469 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
13470 (MD_EXPAND_BUILTIN): Remove.
13472 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
13473 (TARGET_EXPAND_BUILTIN): Define.
13474 (c4x_init_builtins): Make endlink arg a local.
13475 (c4x_print_operand): Fix typos in adjust_address usages.
13476 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
13477 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
13478 (MD_EXPAND_BUILTIN): Remove.
13480 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
13481 (TARGET_EXPAND_BUILTIN): Define.
13482 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
13483 (ix86_init_builtins): Call new function only if TARGET_MMX.
13484 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
13485 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
13486 (MD_EXPAND_BUILTIN): Remove.
13488 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
13489 (TARGET_EXPAND_BUILTIN): Define.
13490 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
13491 (MD_EXPAND_BUILTIN): Remove.
13493 * doc/tm.texi: Document these changes.
13495 2001-07-09 Diego Novillo <dnovillo@redhat.com>
13497 * basic-block.h (tree_node): Forward declare if needed.
13498 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
13499 (BLOCK_HEAD_TREE): Define.
13500 (BLOCK_END_TREE): Define.
13501 (struct loops): Rename field 'tree' to 'tree_root'.
13502 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
13504 (flow_loops_tree_build): Rename reference to field 'tree' to
13506 (flow_loops_level_compute): Ditto.
13507 * predict.c (estimate_bb_frequencies): Ditto.
13508 * tree.h (struct tree_common): Add field 'aux'.
13510 2001-07-09 Stan Shebs <shebs@apple.com>
13512 * config/darwin.c (darwin_encode_section_info): Don't mark any
13513 DECL_EXTERNAL node as defined.
13515 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13517 * pa.c (pa_init_machine_status, pa_mark_machine_status,
13518 pa_free_machine_status, hppa_init_pic_save): Delete.
13519 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
13520 (hppa_profile_hook): Use hppa_pic_save_rtx.
13521 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
13522 hppa_init_pic_save): Delete.
13523 (hppa_pic_save_rtx): Declare.
13524 * pa.md (call, call_value, sibcall, sibcall_value,
13525 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
13527 2001-07-09 Kazu Hirata <kazu@hxi.com>
13529 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
13530 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
13532 2001-07-09 Andreas Jaeger <aj@suse.de>
13534 * output.h: Add declaration of final_forward_branch_p.
13536 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
13538 * varray.c: Include errors.h for internal_error and trim_filename
13541 * Makefile.in (varray.o): Add errors.h.
13543 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
13545 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
13546 * optabs.c (have_add2_insn): Check whether the add insn chosen
13547 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
13548 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
13550 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
13552 * Makefile.in (OBJS): Add ssa-ccp.o
13553 (ssa-ccp.o): Add dependencies.
13554 * toplev.c (DFI_ssa_ccp): New dump file enum.
13555 (dump_file): Add entry for dumping after SSA CCP.
13556 (flag_ssa_ccp): New flag variable.
13557 (f_options): Add -fssa-ccp.
13558 (rest_of_compilation): Run SSA CCP if requested.
13559 * timevar.def (TV_SSA_CCP): New timevar.
13560 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
13561 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
13562 Fix minor typo in SSA DCE documentation.
13563 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
13564 Add documentation for new dump option. Renumber dump files
13567 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13569 * emit-rtl.c (gen_highpart_mode): New.
13570 * rtl.h (gen_highpart_mode): Declare.
13571 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
13572 operand can be VOIDmode constant.
13574 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
13576 * flow.c (redirect_edge_and_branch_force): New.
13577 (can_fallthru): Ensure that basic blocks are succeeding.
13578 (try_optimize_cfg): Do not delete basic block if it is the last one.
13580 * flow.c (try_redirect_by_replacing_jump): Do not remove
13581 jumps with side effects, unlink chain on fallthru edge;
13582 set block for new jump instruction; avoid basic block to
13583 over by line number note.
13585 * flow.c (try_simplify_condjump): Verify that the condjump
13586 is not always falling through.
13589 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13591 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13592 (try_redirect_by_replacing_jump): Update properly the count
13593 and frequency information.
13595 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13597 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
13598 address that is a LO_SUM specially.
13599 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
13601 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
13603 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
13604 (operand_subword): Use them.
13605 (change_address_1): Renamed from change_address; new arg VALIDATE.
13606 * expr.h: Reflect above changes; change_address now macro.
13607 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
13609 * cselib.c (add_mem_for_addr): Likewise.
13610 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
13611 * regmove.c (try_apply_stack_adjustment): Likewise.
13612 * reload.c (push_reload, make_memloc): Likewise.
13613 * reload1.c (eliminate_regs): Likewise.
13614 * simplify-rtx.c (simplify_replace_rtx): Likewise.
13615 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
13617 * combine.c (make_extraction, simplify_shift_const): Likewise.
13618 (gen_lowpart_for_combine): Likewise.
13619 * cse.c (gen_lowpart_if_possible): Likewise.
13620 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
13621 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
13622 * optabs.c (gen_move_insn): Likewise.
13623 * reload1.c (alter_reg): Likewise.
13624 * simplify-rtx.c (simplify_subreg): Likewise.
13625 * stmt.c (expand_anon_union_decl): Likewise.
13626 * recog.c (validate_replace_rtx_1): Likewise.
13628 * Makefile.in (recog.o): Add $(EXPR_H).
13629 * explow.c (stabilize): Call replace_equiv_address.
13630 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
13631 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
13633 2001-07-03 Andrew Haley <aph@redhat.com>
13635 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
13636 the mode of the memory location.
13638 2001-07-09 Bo Thorsen <bo@suse.co.uk>
13640 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
13642 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
13644 * final.c (output_addr_const): Use target opening and
13645 closing parentheses.
13646 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
13647 defaults, add to TARGET_ASM_OUT.
13648 * target.h (struct gcc_target): Add open_paren and close_paren.
13649 * doc/md.texi: Update.
13650 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
13651 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
13652 TARGET_ASM_CLOSE_PAREN.
13653 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13655 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13657 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
13658 * config/a29k/a29k.h: Similarly.
13659 * config/alpha/alpha.h: Similarly.
13660 * config/arc/arc.h: Similarly.
13661 * config/arm/aof.h: Similarly.
13662 * config/arm/aout.h: Similarly.
13663 * config/avr/avr.h: Similarly.
13664 * config/c4x/c4x.h: Similarly.
13665 * config/clipper/clipper.h: Similarly.
13666 * config/convex/convex.h: Similarly.
13667 * config/d30v/d30v.h: Similarly.
13668 * config/dsp16xx/dsp16xx.h: Similarly.
13669 * config/elxsi/elxsi.h: Similarly.
13670 * config/fr30/fr30.h: Similarly.
13671 * config/h8300/h8300.h: Similarly.
13672 * config/i370/i370.h: Similarly.
13673 * config/i386/i386.h: Similarly.
13674 * config/i860/i860.h: Similarly.
13675 * config/i960/i960.h: Similarly.
13676 * config/ia64/ia64.h: Similarly.
13677 * config/m32r/m32r.h: Similarly.
13678 * config/m68hc11/m68hc11.h: Similarly.
13679 * config/m68k/m68k.h: Similarly.
13680 * config/m88k/m88k.h: Similarly.
13681 * config/mcore/mcore.h: Similarly.
13682 * config/mips/mips.h: Similarly.
13683 * config/mn10200/mn10200.h: Similarly.
13684 * config/mn10300/mn10300.h: Similarly.
13685 * config/ns32k/ns32k.h: Similarly.
13686 * config/pa/pa.h: Similarly.
13687 * config/pdp11/pdp11.h: Similarly.
13688 * config/pj/pj.h: Similarly.
13689 * config/romp/romp.h: Similarly.
13690 * config/rs6000/rs6000.h: Similarly.
13691 * config/sh/sh.h: Similarly.
13692 * config/sparc/sparc.h: Similarly.
13693 * config/v850/v850.h: Similarly.
13694 * config/vax/vax.h: Similarly.
13695 * config/we32k/we32k.h: Similarly.
13697 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
13699 * doc/c-tree.texi: Document representation of attributes.
13701 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13703 * doc/tm.texi: Update some places for the rename of target to
13706 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13708 * target.h (struct gcc_target): Add insert_attributes.
13709 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
13710 (TARGET_INITIALIZER): Update.
13711 * tree.c, tree.h (default_insert_attributes): New function.
13712 Update comments on other default functions to refer to targetm,
13714 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
13715 TARGET_INSERT_ATTRIBUTES.
13716 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
13717 * c-common.c (decl_attributes): Use targetm.insert_attributes.
13718 Don't use PRAGMA_INSERT_ATTRIBUTES.
13719 * Makefile.in (c-common.o): Depend on $(TARGET_H).
13720 * c-decl.c (start_decl, start_function): Don't call
13721 SET_DEFAULT_DECL_ATTRIBUTES.
13722 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13723 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
13725 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
13726 (c4x_check_attribute): Avoid modifying attribute list itself.
13727 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
13729 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
13730 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
13732 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
13733 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
13735 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13736 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
13738 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
13739 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
13740 Adjust parameters. Make static.
13742 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13744 * c-common.c (decl_attributes): Only take a single attributes
13746 * c-common.h (decl_attributes): Update prototype.
13747 * c-decl.c (start_decl, start_function): Only take a single
13748 attributes parameter. Update calls to decl_attributes.
13749 (finish_struct, finish_enum): Update calls to decl_attributes.
13750 (push_parm_decl): Expect unified list of attributes. Update call
13751 to decl_attributes.
13752 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
13753 notype_nested_function, component_declarator,
13754 component_notype_declarator, label): Update calls to
13756 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
13757 lists that are passed to push_parm_decl.
13758 * c-tree.h (start_function, start_decl): Update prototypes.
13759 * config/sh/sh-protos.h, config/sh/sh.c
13760 (sh_pragma_insert_attributes): Only take a single attributes
13762 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
13763 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
13764 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
13765 build_module_descriptor, generate_static_references,
13766 generate_strings, build_selector_translation_table,
13767 generate_descriptor_table, generate_protocols,
13768 generate_ivars_list, generate_dispatch_table,
13769 generate_protocol_list, generate_category,
13770 generate_shared_structures, really_start_method, add_objc_decls,
13771 generate_classref_translation_entry): Update calls to start_decl
13772 and start_function.
13773 (build_tmp_function_decl, start_method_def): Unify attribute lists
13774 that are passed to push_parm_decl.
13776 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
13778 * final.c (no_asm_to_stream): New.
13779 (final_scan_insn): Use target structures for prologue ends
13780 and epilogue starts.
13781 * output.h (no_asm_to_stream): New.
13782 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
13783 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
13784 (TARGET_ASM_OUT): Update.
13785 * target.h (struct gcc_target): New members function_end_prologue
13786 and function_begin_epilogue.
13787 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
13788 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
13789 * config/alpha/alpha.c (output_end_prologue): Rename to
13790 alpha_output_function_end_prologue. Use in target struct
13792 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
13793 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
13794 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
13795 ia64_output_function_end_prologue. Use in target struct
13797 (ia64_function_prologue, ia64_funciton_epilogue): Rename
13798 mistyped prototypes.
13799 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
13800 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
13802 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
13803 an use in target struct, make static.
13804 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
13807 2001-07-08 Richard Henderson <rth@redhat.com>
13809 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
13811 2001-07-08 Richard Henderson <rth@redhat.com>
13813 * config/i386/i386.md: Remove constraints strings from define_split
13814 and define_peephole2 patterns.
13815 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
13816 (eh_return): Use them.
13818 2001-07-08 Richard Henderson <rth@redhat.com>
13820 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
13821 Document MD_FALLBACK_FRAME_STATE_FOR.
13823 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13825 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
13826 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
13828 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
13830 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
13832 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
13833 of the label inside NAME as opposed to just the end of NAME.
13835 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
13837 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
13838 * config/alpha/alpha.c (alpha_init_machine_status,
13839 alpha_mark_machine_status, alpha_free_machine_status): Delete.
13840 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
13841 (vms_valid_decl_attribute_p): Make static, conditionally compile.
13842 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
13844 2001-07-06 Stan Shebs <shebs@apple.com>
13846 * target.h (targetm): Rename global from "target", so as not to
13847 conflict with local variables.
13849 * c-typeck.c: Ditto.
13852 * cp/decl.c: Ditto.
13853 * cp/decl2.c: Ditto.
13854 * cp/typeck.c: Ditto.
13855 * 1750a/1750a.c: Ditto.
13856 * a29k/a29k.c: Ditto.
13857 * arc/arc.c: Ditto.
13858 * arm/arm.c: Ditto.
13859 * avr/avr.c: Ditto.
13860 * clipper/clipper.c: Ditto.
13861 * convex/convex.c: Ditto.
13862 * d30v/d30v.c: Ditto.
13863 * dsp16xx/dsp16xx.c: Ditto.
13864 * elxsi/elxsi.c: Ditto.
13865 * fr30/fr30.c: Ditto.
13866 * h8300/h8300.c: Ditto.
13867 * i370/i370.c: Ditto.
13868 * i386/i386.c: Ditto.
13869 * i860/i860.c: Ditto.
13870 * i960/i960.c: Ditto.
13871 * ia64/ia64.c: Ditto.
13872 * m32r/m32r.c: Ditto.
13873 * m68hc11/m68hc11.c: Ditto.
13874 * m68k/m68k.c: Ditto.
13875 * m88k/m88k.c: Ditto.
13876 * mips/mips.c: Ditto.
13877 * ns32k/ns32k.c: Ditto.
13879 * pdp11/pdp11.c: Ditto.
13880 * romp/romp.c: Ditto.
13881 * rs6000/rs6000.c: Ditto.
13883 * sparc/sparc.c: Ditto.
13884 * vax/vax.c: Ditto.
13885 * we32k/we32k.c: Ditto.
13886 * doc/tm.texi: Update the manual to match.
13888 2001-07-06 Richard Henderson <rth@redhat.com>
13890 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
13891 DWARF2_UNWIND_INFO not just whether it is defined.
13893 2001-07-06 Diego Novillo <dnovillo@redhat.com>
13895 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
13896 call to simplify_binary_operation returns a new pattern.
13898 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
13900 * glimits.h (__SHRT_MAX__): New.
13901 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
13902 (SHRT_MAX): Define in terms of __SHRT_MAX__.
13904 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
13906 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
13909 2001-07-06 Richard Henderson <rth@redhat.com>
13911 * bitmap.c (bitmap_release_memory): Move adjacent to the
13912 allocation functions.
13913 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
13914 the implementation. Binary search for the set bit.
13915 (bitmap_union_of_diff): Allocate the temporary on the stack
13916 instead of using xmalloc.
13918 2001-07-06 Richard Henderson <rth@redhat.com>
13920 * genrecog.c (validate_pattern): Warn for constraints in
13921 define_{expand,split,peephole2}. Remove strict_low_part
13922 before looking up match_dup.
13924 2001-07-06 DJ Delorie <dj@redhat.com>
13926 * doc/gcc.texi (Makefile): Rename to be a more general purpose
13927 chapter about various build hints and history. Add section
13928 talking about the various types of native and cross builds.
13930 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
13932 * Makefile.in (final.o): Depend on target.h.
13933 * final.c: Include target.h.
13934 (default_function_pro_epilogue): New.
13935 (final_start_function): Use target structure for function prologues.
13936 (final_end_function): Use target structure for function epilogues.
13937 * fold-const.c (real_hex_to_f): Constify s and p.
13938 * output.h (default_function_pro_epilogue): New.
13939 * real.h (real_hex_to_f): Update prototype.
13940 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
13941 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
13942 (TARGET_INITIALIZER): Update.
13943 * target.h (gcc_target): Add struct asm_out.
13944 * doc/tm.texi: Update.
13947 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
13948 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
13949 in cpu/cpu.c, or rename old functions consistently. Take
13950 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
13951 redundant macros and prototypes. Make new functions static.
13953 * 1750a/1750a.c: Similarly.
13954 * 1750a/1750a.h: Similarly.
13955 * a29k/a29k-protos.h: Similarly.
13956 * a29k/a29k.c: Similarly.
13957 * a29k/a29k.h: Similarly.
13958 * arc/arc-protos.h: Similarly.
13959 * arc/arc.c: Similarly.
13960 * arc/arc.h: Similarly.
13961 * arm/arm-protos.h: Similarly.
13962 * arm/arm.c: Similarly.
13963 * arm/arm.h: Similarly.
13964 * avr/avr-protos.h: Similarly.
13965 * avr/avr.c: Similarly.
13966 * avr/avr.h: Similarly.
13967 * clipper/clipper-protos.h: Similarly.
13968 * clipper/clipper.c: Similarly.
13969 * clipper/clipper.h: Similarly.
13970 * convex/convex.c: Similarly.
13971 * convex/convex.h: Similarly.
13972 * d30v/d30v-protos.h: Similarly.
13973 * d30v/d30v.c: Similarly.
13974 * d30v/d30v.h: Similarly.
13975 * d30v/d30v.md: Similarly.
13976 * dsp16xx/dsp16xx-protos.h: Similarly.
13977 * dsp16xx/dsp16xx.c: Similarly.
13978 * dsp16xx/dsp16xx.h: Similarly.
13979 * elxsi/elxsi.c: Similarly.
13980 * elxsi/elxsi.h: Similarly.
13981 * fr30/fr30.c: Similarly.
13982 * fr30/fr30.md: Similarly.
13983 * h8300/h8300-protos.h: Similarly.
13984 * h8300/h8300.c: Similarly.
13985 * h8300/h8300.h: Similarly.
13986 * i370/i370-protos.h: Similarly.
13987 * i370/i370.c: Similarly.
13988 * i370/i370.h: Similarly.
13989 * i386/i386.c: Similarly.
13990 * i386/osf1elf.h: Similarly.
13991 * i386/osfrose.h: Similarly.
13992 * i860/i860-protos.h: Similarly.
13993 * i860/i860.c: Similarly.
13994 * i860/i860.h: Similarly.
13995 * i960/i960-protos.h: Similarly.
13996 * i960/i960.c: Similarly.
13997 * i960/i960.h: Similarly.
13998 * ia64/ia64-protos.h: Similarly.
13999 * ia64/ia64.c: Similarly.
14000 * ia64/ia64.h: Similarly.
14001 * m32r/m32r-protos.h: Similarly.
14002 * m32r/m32r.c: Similarly.
14003 * m32r/m32r.h: Similarly.
14004 * m68hc11/m68hc11-protos.h: Similarly.
14005 * m68hc11/m68hc11.c: Similarly.
14006 * m68hc11/m68hc11.h: Similarly.
14007 * m68k/crds.h: Similarly.
14008 * m68k/dpx2.h: Similarly.
14009 * m68k/m68k-protos.h: Similarly.
14010 * m68k/m68k.c: Similarly.
14011 * m68k/m68k.h: Similarly.
14012 * m68k/news.h: Similarly.
14013 * m88k/m88k-protos.h: Similarly.
14014 * m88k/m88k.c: Similarly.
14015 * m88k/m88k.h: Similarly.
14016 * mips/mips-protos.h: Similarly.
14017 * mips/mips.c: Similarly.
14018 * mips/mips.h: Similarly.
14019 * ns32k/merlin.h: Similarly.
14020 * ns32k/ns32k.c: Similarly.
14021 * ns32k/ns32k.h: Similarly.
14022 * ns32k/tek6000.h: Similarly.
14023 * pa/pa-protos.h: Similarly.
14024 * pa/pa.c: Similarly.
14025 * pa/pa.h: Similarly.
14026 * pdp11/2bsd.h: Similarly.
14027 * pdp11/pdp11-protos.h: Similarly.
14028 * pdp11/pdp11.c: Similarly.
14029 * pdp11/pdp11.h: Similarly.
14030 * romp/romp-protos.h: Similarly.
14031 * romp/romp.c: Similarly.
14032 * romp/romp.h: Similarly.
14033 * rs6000/rs6000-protos.h: Similarly.
14034 * rs6000/rs6000.c: Similarly.
14035 * rs6000/rs6000.h: Similarly.
14036 * rs6000/sysv4.h: Similarly.
14037 * sh/sh-protos.h: Similarly.
14038 * sh/sh.c: Similarly.
14039 * sh/sh.h: Similarly.
14040 * sparc/sparc-protos.h: Similarly.
14041 * sparc/sparc.c: Similarly.
14042 * sparc/sparc.h: Similarly.
14043 * vax/vax.c: Similarly.
14044 * vax/vax.h: Similarly.
14045 * vax/vms.h: Similarly.
14046 * we32k/we32k.c: Similarly.
14047 * we32k/we32k.h: Similarly.
14049 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
14051 * basic-block.h (first_insn_after_basic_block_note): Declare.
14052 * flow.c (first_insn_after_basic_block_note): Define. Moved
14054 * ssa.c (first_insn_after_basic_block_note): Remove.
14055 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
14057 (ssa_eliminate_dead_code): Properly update the CFG and PHI
14058 nodes when we find a dead conditional branch. Insert BARRIERs
14059 after any blocks with no successors, but which do not have
14062 2001-07-06 Zack Weinberg <zackw@stanford.edu>
14064 * varray.c (varray_check_failed): Use internal_error.
14066 2001-07-05 Andrew Haley <aph@redhat.com>
14068 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
14069 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
14070 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
14072 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
14074 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
14075 reference if the target constant is also a SYMBOL_REF.
14077 2001-07-05 Eric Christopher <echristo@redhat.com>
14079 * config/mips/mips.h (MASK_MIPS3900): Remove.
14080 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
14081 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
14082 (TARGET_MIPS3900): Change to use mips_arch.
14083 (TARGET_MIPS4000): New.
14084 (TARGET_MIPS4100): New.
14085 (TARGET_MIPS4300): New.
14086 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
14087 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
14089 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
14090 (ISA_HAS_BRANCHLIKELY): To here.
14091 (CC1_CPU_SPEC): New.
14092 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
14093 (mips_arch_string): Declare.
14094 (mips_arch): Declare.
14095 (TARGET_OPTIONS): Add -march and -mtune.
14097 * config/mips/mips.c (mips_arch_string): New.
14099 (override_options): Handle -march for codegen and -mtune
14100 for scheduling. Use mips_arch. Move tx39 target default here.
14101 (mips_parse_cpu): Move error message to override_options.
14103 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
14105 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
14107 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
14108 (MIPS Options): Ditto. Change mcpu entry to historical text.
14110 2001-07-05 H.J. Lu (hjl@gnu.org)
14112 * config/mips/mips.c (mips_parse_cpu): New function to parse
14115 2001-07-05 Jim Wilson <wilson@redhat.com>
14117 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
14118 * config/ia64/t-ia64: Likewise.
14119 (LIB1ASMFUNCS): Update comment.
14121 2001-07-05 David Edelsohn <edelsohn@gnu.org>
14123 * doc/install.texi (Install GCC: Binaries): Fix typo.
14125 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14127 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
14128 reference using the stack pointer, adjust it since we push Y
14130 ("*ashrsi3"): Likewise.
14131 ("*lshrsi3"): Likewise.
14133 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14135 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
14136 when -fomit-frame-pointer is used.
14138 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
14140 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
14141 (try_redirect_by_replacing_jump): Reverse updating properly the
14142 count and frequency information. Reverse removing cc0 setter.
14143 (forwarder_block_p): Reverse fixing for fallthru blocks.
14145 2001-07-05 DJ Delorie <dj@redhat.com>
14147 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
14148 (translate_options): If the above is defined, use it to map
14149 given options to new options.
14150 * doc/tm.texi: Document it.
14152 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
14153 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14155 * doc/invoke.texi (Optimize Options): Document that -fgcse may
14156 cause programs using computed gotos to run more slowly.
14158 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14160 * doc/install.texi (Specific): Markup, spelling and typo fixes.
14162 Consistently require binutils 2.11.2, not prereleases.
14163 (Specific, decstation-*): Canonicalize as mips-dec-*.
14164 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
14166 (Specific, m68k-altos): Removed reference to README.altos, deleted.
14167 (Specific, mips-*): Reword MIPS C compiler requirements.
14168 (Specific, powerpc*-*-*): New, mention --with-cpu once.
14169 (Specific, sunv5): Removed, obsolete.
14171 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
14173 * dwarf2out.c (output_loc_list): Use an all ones mask for
14174 .text asm output and don't rely on long long
14175 literals. Reformat some long lines.
14177 2001-07-05 Andreas Jaeger <aj@suse.de>
14179 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
14182 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14184 * dwarf2out.c (dwarf2out_define): Update comment.
14185 (dwarf2out_undef): Ditto.
14186 (dwarf2out_start_source_file): Ditto.
14187 (dwarf2out_end_source_file): Ditto.
14188 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
14189 since we never call the start/end debug hook for the primary file.
14191 2001-07-04 Kazu Hirata <kazu@hxi.com>
14193 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
14196 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14198 * cppinit.c (remove_dup_dirs): Inform if a system include
14199 directory is being reordered.
14200 * doc/invoke.texi (Directory Options): GCC warns if you hide a
14202 * doc/cpp.texi (Search Paths): Likewise.
14203 * doc/gcc.texi (Interoperation): Remove information about
14206 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14208 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
14209 (VARRAY_TOP_CHAR_PTR): Likewise.
14211 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14213 * gcc.c (process_command): Don't assign elements of a const char*.
14215 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14217 * emit-rtl.c (change_address): Don't abort if invalid address while
14218 reload is in progress.
14220 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14222 * c-lex.c (cb_file_change): Pass line number to
14223 debug_start_source_file.
14224 (cb_undefine): Pass correct line number to debug_undef.
14226 * toplev.c (debug_start_source_file): Add line number to
14227 parameters. Pass it along to dwarf2out_start_source_file.
14228 (decode_g_option): Stop resetting debug level back to normal when
14229 we change debug formats, unless the current level is
14230 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
14233 * toplev.h (debug_start_source_file): Add line number to
14236 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
14239 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
14241 Output debug_macinfo data for starting file if requested.
14242 (dwarf2out_end_source_file): Output debug_macinfo data for ending
14244 (dwarf2out_define): Output debug_macinfo data for defining a macro
14246 (dwarf2out_undef): Output debug_macinfo data for undefining a
14247 macro if requested.
14248 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
14249 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
14250 (macinfo_section_label): New. DWARF2 macro info section label.
14251 (dwarf2out_init): If we want macro info, output the start label
14253 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
14254 attribute to the compilation unit die pointing to the macro info.
14256 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14258 * dwarf2out.c (new_loc_list): Move to inside #ifdef
14259 DWARF2_DEBUGGING_INFO.
14260 (add_loc_descr_to_loc_list): Ditto.
14261 (output_loc_list): Ditto.
14262 Also, fix thinko in curr not being initialized.
14263 (gen_internal_sym): Ditto.
14265 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14267 * emit-rtl.c (replace_equiv_address): New function.
14268 * expr.h (replace_equiv_address): New declaration.
14269 * explow.c (validize_mem): Call it instead of change_address and
14270 also call if -fforce-addr and address is constant.
14271 * expr.c: Replace more calls to change_address with adjust_address
14272 and/or replace_equiv_address or to validize_mem.
14273 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
14274 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
14275 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14276 * config/i370/i370.md, config/i860/i860.md: Likewise.
14277 * config/i960/i960.md, config/mips/mips.c: Likewise.
14278 * config/mips/mips.md, config/pa/pa.md: Likewise.
14279 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
14280 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
14282 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14284 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
14286 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
14289 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
14291 * doc/include: New directory.
14292 * doc/fdl.texi: Move to doc/include/fdl.texi.
14293 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
14294 * doc/include/funding.texi, doc/include/gpl.texi: New files.
14295 * doc/gcc.texi: Use funding.texi and gpl.texi.
14296 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
14297 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
14298 Update dependencies and use -I $(docdir)/include.
14300 2001-07-04 Anthony Green <green@redhat.com>
14302 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
14304 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14306 * doc/install.texi (sparc64-*-*): Remove garbage.
14308 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
14310 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
14311 Fix typo in last change to use adjust_address.
14313 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14315 * doc/install.texi (Specific): Update information for *-*-solaris*.
14317 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14319 * explow.c (plus_constant_wide): Reinitialize Y for restart.
14321 2001-07-03 Stan Shebs <shebs@apple.com>
14323 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
14324 case for flag_no_mach_text_sections.
14325 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
14326 * config/darwin.c (flag_no_mach_text_sections): Remove.
14327 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
14329 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14331 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
14332 and avoid checking for constant as first operand.
14333 * recog.c (find_constant_term_loc): No longer static.
14334 (adj_offettable_operand): Delete.
14335 * rtl.h (adj_offsettable_operand): Delete declaration.
14336 (find_constant_term): Add declaration.
14337 * caller-save.c: Replace calls to adj_offsettable_operand with calls
14339 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
14340 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
14341 * config/i386/i386.c, config/i386/i386.md: Likewise.
14342 * config/i860/i860.c, config/i960/i960.c: Likewise.
14343 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
14344 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
14345 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
14346 * config/mips/mips.c, config/mips/mips.md: Likewise.
14347 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
14348 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
14349 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
14350 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
14351 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
14352 * config/ns32k/ns32k.md: Likewise.
14354 2001-07-03 Zack Weinberg <zackw@stanford.edu>
14356 * rtl.c (copy_rtx): Handle 'T' format letter.
14357 * gensupport.c (collect_insn_data): Likewise.
14358 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
14360 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
14362 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
14363 -B option. Use 'dir' not 'foo' as example directory name.
14365 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14367 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14368 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
14370 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14372 * doc/cppinternals.texi: Improve formatting and logical markup.
14374 2001-07-03 Andreas Jaeger <aj@suse.de>
14376 * Makefile.in (insn-recog.o): Add dependency on reload.h.
14378 * genrecog.c (write_header): Include reload.h for prototypes in
14381 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
14384 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
14385 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
14386 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
14387 i386_pe_valid_type_attribute_p): Add.
14388 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
14389 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
14391 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14393 * explow.c (plus_constant_wide, case LO_SUM): New case.
14394 (plus_constant_for_output_wide): Delete.
14395 * rtl.h (plus_constant_for_output): Delete.
14396 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
14397 instead of plus_constant_for_output.
14398 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
14399 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
14400 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
14401 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
14402 * config/sparc/sparc.md: Likewise.
14403 Convert some change_address calls to adjust_address.
14405 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14407 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
14408 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
14409 documentation of -std and -Wwrite-strings.
14411 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14413 * cse.c (canon_hash): Don't register registers in very small
14414 register classes, as extending their lifetime might cause
14417 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
14419 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
14421 * flow.c (forwarder_block_p): Fix for fallthru blocks.
14422 (try_redirect_by_replacing_jump): Update properly the count
14423 and frequency information.
14425 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
14427 * toplev.c (dump_file_index): Move SSA dumps just after first
14429 (dump_file): Corresponding changes.
14430 (rest_of_compilation): Move SSA path to just after the first
14432 * doc/gcc.texi (Passes): Update due to movement of SSA path.
14433 * doc/invoke.texi: Update dump file #s as they were completely
14434 out of date with reality.
14436 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14438 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
14440 * expr.c (emit_move_insn_1): Deal with non-default
14443 * expr.c (emit_single_push_insn): Fix warning.
14445 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
14447 * expr.c (emit_move_insn_1): Avoid modifying
14448 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
14450 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14452 * emit-rtl.c (adjust_address): New function.
14453 * expr.h (adjust_address): Add declaration.
14454 * builtins.c: Replace some calls to change_address with calls to it
14455 or to validize_mem.
14456 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
14457 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
14458 * config/arm/arm.c, config/convex/convex.c: Likewise.
14459 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14460 * config/i386/i386.c, config/i386/i386.md: Likewise.
14461 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
14462 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
14463 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
14464 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
14465 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
14467 2001-07-02 Jim Wilson <wilson@redhat.com>
14469 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
14471 2001-07-02 Steve Ellcey <sje@cup.hp.com>
14473 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
14474 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
14476 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14478 * cppinit.c (lang_defaults): New table.
14479 (set_lang): Just read from lang_defaults into the live options
14482 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14484 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
14485 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
14486 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
14488 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14490 * doc/install.texi: Various spelling and markup fixes.
14491 (Installing GCC): Component specific installation instructions are
14494 Warn about removing old install dir in the presence of shared libs.
14495 (Configuration): Invoke with options target to match configure
14497 Consistently refer to gas, gld pathnames.
14498 Invert --enable-multilib documentation.
14499 Remove references to old compiler versions.
14501 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14503 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
14505 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14507 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
14509 (Specific, mips*-sgi-irix5): Note IDO download.
14510 Reworded MIPS C hints.
14511 Use GNU as instead of GAS.
14513 Removed SGI Freeware reference, IRIX 6 only.
14514 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
14515 Note N64 library requirement/workaround.
14517 Complete list of structure passing bug victims.
14519 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14521 * doc/install.texi: Remove CVS Id.
14523 2001-07-02 Andreas Jaeger <aj@suse.de>
14525 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
14526 (find_inherently_necessary): Remove unused variable.
14528 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
14530 * c-common.h (TDI_inlined): New ast dump phase.
14531 (dump_flag_name): New function.
14532 * c-dump.c (dump_files): Add inlined phase.
14533 (dump_flag_name): Define.
14534 * doc/invoke.texi (-fdump-ast-inlined): Document.
14536 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14538 * stor-layout.c (layout_decl): Revert change to handling of alignment
14541 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14543 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
14546 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
14548 * doc/tm.texi (FUNCTION_ARG): Document that the last call
14551 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
14553 * tlink.c (recompile_files): Remove COMPILER_PATH and
14554 LIBRARY_PATH from the environment.
14556 2001-07-01 Zack Weinberg <zackw@stanford.edu>
14558 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
14559 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
14561 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
14563 * c-parse.in (OBJC_STRING): Kill.
14564 (objc_string): Decompose to [objc_string] '@' STRING.
14565 (reswords): Take the leading '@' off all the Objective C keywords.
14566 (objc_rid_sans_at): Kill.
14567 (init_reswords): Don't initialize it.
14568 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
14569 (_yylex): Kill reconsider label. Look ahead one token after
14570 an '@'; if we get an identifier, check whether it's an
14571 Objective C @-keyword. If so, return the keyword. Otherwise,
14572 put back the token and return the '@' as a terminal.
14574 * cpplib.c (lex_macro_node): Remove unnecessary check for
14575 leading '@' on identifier. Clarify control flow and commentary.
14577 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14579 * cse.c (new_label_ref): Variable deleted.
14580 (insert): Remove set of new_label_ref.
14581 (check_for_label_ref): New function.
14582 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
14584 See ChangeLog.5 for earlier changes.