1 Sun Nov 18 07:40:07 2001 Douglas B. Rupp <rupp@gnat.com>
3 * config/alpha/alpha.c (alpha_start_function, VMS): Cast shift
4 arg to HOST_WIDE_INT, not long.
6 * config/alpha/vms.h (DIR_SEPARATOR, PREFIX). Don't define.
7 (HAS_INIT_SECTION): Define.
8 (REAL_ARITHMETIC): Don't undefine.
10 2001-11-18 Egor Duda <deo@logos-m.ru>
12 * config/i386/cygwin.h: Strip leading '*' from name, if any.
14 2001-11-18 Neil Booth <neil@daikokuya.demon.co.uk>
16 * Makefile.in (c-parse.o, c-common.o): Update dependencies.
17 * c-common.c: Include diagnostic.h.
18 (c_common_finish): New.
19 * c-common.h (c_common_finish): New.
20 * c-lang.c (LANG_HOOKS_FINISH): Override.
21 * c-parse.in: Don't include diagnostic.h.
22 (finish_parse): Remove.
23 * langhooks.h: Update comments.
24 * toplev.c (lang_dependent_init): New prototype.
26 (compile_file): Split cleanup code out to finalize.
27 (lang_dependent_init): Stop if lang_hooks.init fails.
28 (toplev_main): Update.
29 * tree.h (finish_parse): Remove.
31 * objc-act.c (LANG_HOOKS_FINISH): Override.
33 Sat Nov 17 23:30:44 2001 Douglas B. Rupp <rupp@gnat.com>
35 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms_tramp.asm.
36 * config/alpha/vms_tramp.asm: New file.
37 * config/alpha/vms-tramp.asm: Removed.
39 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
41 * c-common.c (struct disabled_builtin, disabled_builtins,
42 disable_builtin_function, builtin_function_disabled_p): New.
43 (builtin_function_2): Check for disabled built-in functions.
44 * c-common.h (disable_builtin_function): Declare.
45 * c-decl.c (c_decode_option): Handle -fno-builtin-FUNCTION.
46 * doc/invoke.texi: Document -fno-builtin-FUNCTION.
47 * doc/extend.texi: Mention -fno-builtin-FUNCTION.
49 2001-11-17 Craig Rodrigues <rodrigc@gcc.gnu.org>
52 * config.gcc: Remove reference to va-clipper.h.
54 2001-11-17 Stan Shebs <shebs@apple.com>
56 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix the
57 AltiVec-related bitfields.
59 Sat Nov 17 12:06:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
61 * except.c (enum eh_region_type): Add ERT_UNKNOWN.
62 (mark_eh_region, case ERT_UKNONW): New case.
64 2001-11-17 Christopher Faylor <cgf@redhat.com>
65 Corinna Vinschen <vinschen@redhat.com>
67 * config/i386/cygwin.h: Search target specific include directory for
68 w32api stuff, if appropriate.
70 Sat Nov 17 08:20:44 2001 Douglas Rupp <rupp@gnat.com>
72 * config/alpha/vms.h (REG_ALLOC_ORDER): Redefine.
74 2001-11-16 Aldy Hernandez <aldyh@redhat.com>
76 * config/rs6000/rs6000.md: Change all ldvx to lvx.
78 2001-11-16 Alexandre Oliva <aoliva@redhat.com>
80 * gensupport.c (process_rtx): Don't assume filename is the first
83 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
85 * vax-protos.h (reg_was_0_p): New prototype.
86 * vax.md (movsi, movhi, movqi): Use reg_was_0_p.
87 * vax.c (follows_p, reg_was_0_p): New functions.
89 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
91 * vax.md (casesi): Swap arguments in "(plus:SI (pc) (mult))". Reformat.
92 (casesi1): Likewise. Define new pattern which arises by simplification
93 when operand 1 is a constant int. Correct pattern which arises by
94 simplification when operand 1 is zero.
96 2001-11-16 David O'Brien <obrien@FreeBSD.org>
98 * config.gcc (arm*-*-rtems*, arm-*-coff*, armel-*-coff*,
99 arm-*-vxworks*, arm-*-riscix1.[01]*, arm-*-riscix*,
100 arm-semi-aout, armel-semi-aout, arm-semi-aof, armel-semi-aof,
101 arm*-*-netbsd*, arm*-*-linux*, arm*-*-uclinux*, arm*-*-aout,
102 arm*-*-ecos-elf, arm*-*-elf, arm*-*-conix*, arm*-*-oabi,
103 arm-*-pe*, strongarm-*-elf*, strongarm-*-coff*, strongarm-*-pe,
104 xscale-*-elf, xscale-*-coff: Include various CPU headers via tm_file.
105 * config/arm/aof.h: Don't include arm.h.
106 * config/arm/aout.h: Likewise.
107 * config/arm/coff.h: Don't include semi.h and aout.h.
108 * config/arm/elf.h: Don't include aout.h.
109 * config/arm/netbsd.h: Don't include netbsd.h and aout.h.
110 (TARGET_VERSION): Undef before defining.
111 (ARM_OS_NAME): Likewise
112 (TARGET_DEFAULT): Likewise
113 (TARGET_MEM_FUNCTIONS): Do not need to undefine now.
114 * config/arm/pe.h: Don't include arm/coff.h.
115 * config/arm/riscix.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Use
116 SUBTARGET_CPP_SPEC rather than overiding the arm.h CPP_SPEC definition.
117 * config/arm/riscix1-1.h: Likewise.
118 * config/arm/rix-gas.h: Don't include riscix.h.
119 (DBX_CONTIN_LENGTH): Undef before defining.
120 * config/arm/semi.h: Don't include aout.h.
121 * config/arm/semiaof.h: Don't include aof.h.
122 * config/arm/strongarm-coff.h: Don't include coff.h.
123 * config/arm/strongarm-pe.h: Don't include strongarm-coff.h and pe.h.
124 * config/arm/vxarm.h: Don't include arm/coff.h.
125 * config/arm/xscale-coff.h: Don't include coff.h.
127 Fri Nov 16 15:22:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
129 * config/pa/pa.c: Reflect changes in calling sequences of alter_reg and
132 2001-11-16 Andreas Jaeger <aj@suse.de>
134 * cfglayout.c (fixup_fallthru_exit_predecesor): Make void, rename
136 (fixup_fallthru_exit_predecessor): ... this.
137 Change callers and prototype.
139 2001-11-16 Bernd Schmidt <bernds@redhat.com>
141 * config/i386/i386.c (ix86_expand_sse_comi): Generate setcc by
142 hand; don't use gen_setcc_2.
143 (ix86_expand_builtin): Fix pshufw.
144 * config/i386/i386.md (maskncmpv4sf3, vmmmaskncmpv4sf3): Special
145 case UNORDERED to emit the right assembler instruction.
146 (mmx_pshufw): Lose operand 2.
147 (cvtsi2ss): Fix representation.
149 (mmx_clrdi, sse_clrti, stmxcsr, ldmxcsr): Set memory attribute.
151 2001-11-16 Joseph S. Myers <jsm28@cam.ac.uk>
153 * doc/include/linux-and-gnu.texi: Remove.
155 * doc/gcc.texi: Include gnu.texi instead of linux-and-gnu.texi.
156 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
158 2001-11-16 Kazu Hirata <kazu@hxi.com>
160 * config/a29k/a29k.c: Fix comment formatting.
161 * config/a29k/a29k.h: Likewise.
162 * config/arc/arc.c: Likewise.
163 * config/arc/arc.h: Likewise.
164 * config/vax/vax.c: Likewise.
165 * config/vax/vax.h: Likewise.
166 * config/we32k/we32k.c: Likewise.
167 * config/we32k/we32k.h: Likewise.
169 2001-11-16 Jeff Law <law@redhat.com>
171 * unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
172 creating a new jump insn.
174 Fri Nov 13 09:06:25 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
176 * expr.c (expand_expr, case ADDR_EXPR): Refine test for when to
177 copy misaligned data.
178 * varasm.c (assemble_variable): Set alignment into MEM when changed.
180 2001-11-16 Graham Stott <grahams@redhat.com>
182 * optabs.c (prepare_cmp_insn): Correct lossage in last change fix
185 2001-11-16 Olivier Hainque <hainque@act-europe.fr>
187 * except.c: Support for catching a list of types with a single handler
188 (struct eh_region): Change type and filter to lists for catch regions.
189 (mark_eh_region): Mark the filter list for GC also.
190 (expand_start_catch): Always build a list if argument not NULL and
191 register each type of the list through add_type_for_runtime.
192 (duplicate_eh_region_1): Change type into type_list for catch regions.
193 (assign_filter_values): Assign a filter to each type associated with a
194 catch region. Assign filter for NULL types in a unique entry in the
196 (build_post_landing_pads): Emit compare and jump for each filter of
197 the list associated with a catch region.
198 (reachable_next_level): When the type thrown is known, stop the search
199 as soon as one type within a catch list matches. Also, a handler is
200 potentially reachable only if at least one of the types it catches
201 has not been previously caught.
202 (collect_one_action_chain): Retrieve the filter for a NULL type list
203 from the first filter list entry. For non NULL type lists, add an
204 action record for every filter assigned.
205 * except.h: Reflect changes in comment before expand_start_catch.
207 Fri Nov 16 07:12:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
209 * expr.c (expand_expr, case ADDR_EXPR): Only copy for misaligned if
212 Fri Nov 16 06:37:05 2001 Andreas Tobler <a.tobler@schweiz.ch>
214 * config/sparc/sparc.c: Remove ALIGN arg from emit_cmp_insn.
216 2001-11-16 Jakub Jelinek <jakub@redhat.com>
218 * c-lang.c (finish_file): Don't emit static inline functions if
219 they weren't referenced.
221 2001-11-15 Stan Shebs <shebs@apple.com>
223 * expr.c (expand_expr, case COMPONENT_REF): Fix variable ref.
225 2001-11-16 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
227 * config/s390/s390.md: Remove ALIGN arg from emit_cmp_and_jump_insns
229 * config/i386/i386.md: Likewise.
231 Thu Nov 15 21:40:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
233 * timevar.c (rtl.h): Include so get fancy abort.
235 2001-11-15 Dale Johannesen <dalej@apple.com>
237 * config/darwin.h (SELECT_RTX_SECTION): Force address
238 initializers into 'const' section
239 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fix mode of
240 if_then_else to match result, not operands
242 Thu Nov 15 17:57:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
244 * alias.c (nonoverlapping_memrefs): Use REGNO_PTR_FRAME_P.
245 * emit-rtl.c (change_address): Fix typo in default alignment.
246 (adjust_address_1): Use mode of NEW, not MODE, when setting size.
247 * expr.c (highest_pow2_factor, case WITH_RECORD_EXPR): New case.
248 * rtl.h (REGNO_PTR_FRAME_P): New macro.
250 * expr.c (store_field): Pass tree instead of max size; callers changed.
251 Change handling of alignment.
252 Only copy to_rtx if is TARGET.
253 (expand_expr_unaligned): Delete; callers now use expand_expr.
254 (emit_cmp_insn): No longer take ALIGN parm; all callers changed.
255 (expand_assignment): Change handling of alignment.
256 Only copy to_rtx if was original.
257 (get_inner_reference): No longer return alginment; callers changed.
258 (expand_expr, case COMPONENT_REF): Change handling of alignment.
259 (expand_expr, case ADDR_EXPR): Make copy if not sufficiently aligned.
260 (compare_from_rtx): Delete ALIGN parm; all callers changed.
261 (do_compare_rtx_and_jump): Likewise.
262 * expr.h: Reflect above changes.
264 * dwarf2out.c (loc_descriptor_from_tree): Remove ALIGN parameter
265 to get_inner_reference.
266 * builtins.c: Remove ALIGN parm in call to emit_cmp_and_jump_insns.
267 * doloop.c, except.c, explow.c, loop.c, stmt.c, unroll.c: Likewise.
268 * optabs.c: Likewise.
269 (prepare_cmp_insn): Now static; remove ALIGN parm. Callers changed.
270 (emit_cmp_and_jump_insns): Remove ALIGN parm; all callers changed.
271 * expmed.c: Remove ALIGN arg from calls to compare_from_rtx,
272 compare_rtx_and_jump, and emit_cmp_jump_insns.
273 * fold-const.c: Remove PALIGN in calls to get_inner_reference.
274 * function.c (assign_stack_temp_for_type): No longer static.
275 * optabs.h (emit_cmp_insn): Remove ALIGN parm.
276 (prepare_cmp_insn): Delete declaration.
277 * rtl.h (assign_stack_temp_for_type): Add declaration.
278 * config/alpha/alpha.c, config/d30v/d30v.c: Reflect above changes.
279 * config/clipper/clipper.c, config/h8300/h8300.c: Likewise.
280 * config/i386/i386.c,config/mips/mips.c: Likewise.
281 * config/i860/i860.c, config/ia64/ia64.c: Likewise.
282 * config/rs6000/rs6000.c, config/sh/sh.c: Likewise.
284 2001-11-15 Stan Shebs <shebs@apple.com>
286 * config/rs6000/rs6000.h: Fix a comment typo.
287 (RTX_COSTS): Sort processor versions better.
289 2001-11-15 Kazu Hirata <kazu@hxi.com>
291 * config/h8300/h8300.md: Fix insn length of bit insns.
293 2001-11-15 Jason Merrill <jason@redhat.com>
295 * dwarf2out.c (dwarf2out_finish): Don't abort because of orphan
296 DIEs if there were errors in the source.
298 * config/alpha/alpha-interix.h, config/alpha/elf.h,
299 config/arm/coff.h, config/i386/djgpp.h, config/i386/i386.c,
300 config/i386/i386.h, config/i386/sco5.h, config/i960/i960-coff.h,
301 config/m68k/coff.h, config/m88k/m88k.h, config/m88k/m88k.c,
302 config/pa/pa64-hpux.h, config/sh/sh.h, config/sparc/litecoff.h,
303 config/elfos.h, config/lynx.h, config/netware.h,
304 config/m68hc11/m68hc11.h, config/mcore/mcore-pe.h,
305 config/s390/linux64.h: Remove definitions of INT_ASM_OP, change
306 uses to use ASM_LONG.
308 2001-11-15 Alan Matsuoka <alanm@redhat.com>
310 * gensupport.c process_include : Change call to alloca to
313 2001-11-15 Aldy Hernandez <aldyh@redhat.com>
315 * config/rs6000/rs6000.md: Use spaces instead of tabs in output
318 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
320 * final.c (alter_subreg): If simplify_subreg can't do anything,
321 handle REG ourselves and abort for others.
323 2001-11-15 Richard Hodson <hodsonr@dionecorp.com>
325 * config/h8300/h8300.c (dosize): Avoid corrupting R3 in interrupt
328 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
330 * fix-header.c (read_scan_file): Update.
332 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
334 * toplev.c (toplev_main): Don't start timing until after
335 command-line options are parsed.
337 2001-11-15 Andreas Schwab <schwab@suse.de>
339 * config.gcc: Set STMP_FIXPROTO and FIXPROTO_DEFINES in target
340 makefile frag, not host makefile frag.
341 (m88k-dg-dguxbcs*): Add m88k/t-dgux to tmake_file.
342 (hppa*): Add pa/t-bsd to tmake_file where no special xmake_file is
344 (hppa*-*-openbsd*): Don't use nonexitent pa/t-openbsd.
345 * config/m88k/t-dguxbcs: Remove definitions already in t-dgux.
346 * config/m88k/t-dgux (STMP_FIXPROTO): Define.
347 * config/i386/t-cygwin (STMP_FIXPROTO): Define.
348 * config/i386/t-dgux (STMP_FIXPROTO): Define.
349 * config/x-interix: Don't define STMP_FIXPROTO and
351 * config/t-interix: New file, define STMP_FIXPROTO.
352 * config/i386/x-beos (STMP_FIXPROTO): Don't define here.
353 * config/i386/t-beos (STMP_FIXPROTO): Define here instead.
354 * config/t-svr4 (FIXPROTO_DEFINES): Define.
355 * config/arm/t-riscix (FIXPROTO_DEFINES): Define.
356 * config/i386/t-sco5 (FIXPROTO_DEFINES): Define.
357 * config/i386/t-sco5gas (FIXPROTO_DEFINES): Define.
358 * config/m68k/t-hp3200: Renamed from x-hp3200.
359 * config/i370/t-oe: Renamed from x-oe.
360 * config/mips/t-iris: Renamed from x-iris.
361 * config/pa/t-bsd: Renamed from x-pa.
362 * config/pa/t-pa-hpux: Renamed from x-pa-hpux.
363 * config/x-linux, config/i386/x-cygwin, config/i386/x-dgux,
364 config/m88k/x-dgux, config/x-svr4, config/arm/x-riscix,
365 config/i386/x-sco5, config/m68k/x-hp320g, config/mips/x-iris6,
366 config/rs6000/x-cygwin: Remove files.
368 * configure.in: Check for target objdump and use that in eh_frame
370 * configure: Regenerated.
372 2001-11-15 Jakub Jelinek <jakub@redhat.com>
374 * jump.c (squeeze_notes): Return true if no real insns were found.
375 * rtl.h (squeeze_notes): Adjust prototype.
376 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): If
377 squeeze_notes finds no real instructions, abort.
378 (merge_blocks_move_successor_nojumps): Likewise.
379 * loop.c (find_and_verify_loops): Likewise.
380 * stmt.c (expand_end_case): Likewise.
381 * ifcvt.c (dead_or_predicable): Return TRUE if squeeze_notes doesn't
382 find any real instructions.
384 * config/ia64/ia64.c (ia64_adjust_cost): Handle SUBREGs.
386 * cfgcleanup.c (try_optimize_cfg): If try_simplify_condjump optimized
387 conditional jump, request updating life into for the block
388 containing it. Fix a typo which prevented life info update.
389 Clear blocks bitmap before using it.
391 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
393 * c-common.c: Include c-lex.h.
394 (c_common_lang_init): Change prototype. Call init_c_lex and
395 init_pragma from here.
396 * c-common.h (c_common_lang_init): Change prototype.
397 * c-decl.c (init_decl_processing): Rename. Call c_parse_init.
398 * c-lang.c (c_init): Change prototype. Update.
399 (c_init_options): Update.
400 * c-lex.c (cpp_filename): Remove.
401 (init_c_lex): Update. Read the main file, and get the original
403 (yyparse): Finish the command line options.
404 * c-parse.in (c_parse_init): Call init_reswords here.
405 (init_parse): Remove.
406 * c-tree.h (c_init_decl_processing): New.
407 * cpphash.c (_cpp_init_hashtable): After initializing the hash
409 * cppinit.c (read_original_filename, cpp_finish_options): New.
410 (cpp_create_reader): New prototype. Defer hash table initialization.
411 (cpp_start_read): Rename cpp_read_main_file. Initialize the
412 hash table. Get the original filename.
413 * cpplib.h (cpp_create_reader): Update.
414 (cpp_start_read): Remove.
415 (cpp_read_main_file, cpp_finish_options): New.
416 * cppmain.c (main, do_preprocessing): Update.
417 * langhooks.h (struct langhooks): Update init prototype.
418 * toplev.c (general_init, parse_options_and_default_flags,
419 process_options, lang_indpendent_init, lang_dependent_init,
420 init_asm_output): New; perform the bulk of initialization.
421 (compile_file): Move most of initialization to above functions.
422 (debug_hooks): Initialize statically.
423 (set_Wunused): Relocate.
424 (toplev_main): Move most of initialization to other init functions.
425 Have a clear logic flow.
426 * tree.h (init_parse, init_decl_processing): Remove.
428 * objc-act.c (objc_init): Update prototype, combine with old
430 (objc_init_options): Update.
433 2001-11-15 Andreas Jaeger <aj@suse.de>
435 * cfgrtl.c (purge_all_dead_edges): Use int as argument for
437 * basic-block.h: Adjust prototype.
439 2001-11-15 Kazu Hirata <kazu@hxi.com>
441 * config/rs6000/aix31.h: Fix comment formatting.
442 * config/rs6000/beos.h: Likewise.
443 * config/rs6000/darwin.h: Likewise.
444 * config/rs6000/eabi.asm: Likewise.
445 * config/rs6000/linux.h: Likewise.
446 * config/rs6000/linux64.h: Likewise.
447 * config/rs6000/lynx.h: Likewise.
448 * config/rs6000/netbsd.h: Likewise.
449 * config/rs6000/rs6000.c: Likewise.
450 * config/rs6000/rs6000.h: Likewise.
451 * config/rs6000/rs6000.md: Likewise.
452 * config/rs6000/sol2.h: Likewise.
453 * config/rs6000/tramp.asm: Likewise.
454 * config/rs6000/xcoff.h: Likewise.
455 * config/rs6000/xm-beos.h: Likewise.
457 2001-11-14 Alan Matsuoka <alanm@redhat.com>
459 * rtl.def (INCLUDE) : Define.
460 * gensupport.c (init_include_reader, process_include,
461 save_string) : New functions to implement an include facility
463 * gensupport.h : Add prototype for init_md_reader_args.
464 * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c
465 genextract.c genflags.c genopinit.c genoutput.c
466 genpeep.c genrecog.c: Change call to init_md_reader to
468 * md.texi: Document (include "path") and -I directives for RTL
471 2001-11-14 DJ Delorie <dj@redhat.com>
473 * integrate.c (get_hard_reg_initial_reg): New.
474 * integrate.h (get_hard_reg_initial_reg): Prototype.
475 * local-alloc.c (block_alloc): Don't tie pseudos that
476 represent call-saved hard regs' initial values.
478 2001-11-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
480 * m68k/linux.h: Include <linux.h> not "linux.h" to avoid infinite
483 2001-11-14 Roger Sayle <roger@eyesopen.com>
485 * fold-const.c (fold): Optimize strlen comparisons against zero.
487 2001-11-14 David O'Brien <obrien@FreeBSD.org>
489 * config.gcc (sparc64-wrs-vxworks*, sparc-*-netbsd*, sparc-*-openbsd*,
490 sparc-*-chorusos*, sparc-*-elf*, sparc-*-linux*aout*,
491 sparc-*-linux*libc1*, sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtems*,
492 sparc-*-rtemself*, sparc-hal-solaris2*, sparc-*-solaris2*,
493 sparc-*-sunos4.0*, sparc-*-sunos4*, sparc-*-sunos3*, sparc-*-sysv4*,
494 sparc-*-vxsim*, sparclite-*-aout*, sparclite-*-elf*, sparc86x-*-aout*,
495 sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*, sparc64-*-linux*):
496 Include various CPU headers via tm_file. a.out based platforms now
497 properly include sparc/aout.h. sol2.h usage now implies including
498 elfos.h, svr4.h, and sparc/sysv4.h.
499 * config/netbsd.h (TARGET_MEM_FUNCTIONS): Undef before defining it.
501 * sparc/sparc.h (CPP_PREDEFINES, TARGET_VERSION, WORD_SWITCH_TAKES_ARG,
502 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
503 DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE):
504 Remove. They are a.out specific and belong in sparc/aout.h.
505 * sparc/aout.h (TARGET_VERSION, WORD_SWITCH_TAKES_ARG, SELECT_SECTION,
506 ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
507 DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE): Define. Moved here from
509 * sparc/litecoff.h (WORD_SWITCH_TAKES_ARG, ASM_DECLARE_FUNCTION_NAME,
510 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER): Define.
511 Moved here from sparc/sparc.h.
512 * config/sparc/linux-aout.h (DEFAULT_PCC_STRUCT_RETURN): Undef before
514 * config/sparc/linux64.h (UNALIGNED_DOUBLE_INT_ASM_OP): Undef before
515 * config/sparc/lynx.h: Don't include lynx.h.
516 (SELECT_SECTION): Do not undef.
517 * config/sparc/openbsd.h: Don't include sparc/sparc.h.
518 * config/sparc/sol2-sld-64.h: Include sparc/sparc.h, elfos.h, svr4.h,
520 * config/sparc/sol2.h: Don't include sparc/sparc.h and sparc/sysv4.h.
521 * config/sparc/sp64-aout.h (CPP_PREDEFINES): Don't define. Get from
523 * config/sparc/sp64-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
524 Don't undef, there is no need.
525 * config/sparc/splet.h (CPP_PREDEFINES): Define.
526 * config/sparc/sun4o3.h (CPP_PREDEFINES): Likewise.
527 * config/sparc/sunos4.h (CPP_PREDEFINES): Likewise.
528 Don't include sparc/sparc.h.
529 * config/sparc/sysv4.h (WORD_SWITCH_TAKES_ARG, ASM_OUTPUT_SOURCE_LINE,
530 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
531 DATA_SECTION_ASM_OP): Don't undef, there is no need now. Don't include
533 (TARGET_VERSION): Define.
534 * config/sparc/vxsim.h (TARGET_VERSION): Define.
536 Wed Nov 14 19:46:08 CET 2001 Jan Hubicka <jh@suse.cz>
538 * cfglayout.c (fixup_fallthru_exit_predecesor): New static function.
539 (cfg_layout_finalize): Use it.
540 * bb-reorder.c (HAVE_epilogue): Remove.
541 (make_reorder_chain): Do not care special placement of
544 * predict.c (expected_value_to_br_prob): Delete the note
547 * c-decl.c (c_expand_body): Fix TV_EXPAND nesting problem;
548 measure integration time separately.
550 Wed Nov 14 12:30:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
552 * function.c (struct temp_slot): ALIGN now unsigned.
554 2001-11-14 Kazu Hirata <kazu@hxi.com>
556 * config/dsp16xx/dsp16xx.c: Fix comment formatting.
557 * config/dsp16xx/dsp16xx.h: Likewise.
558 * config/dsp16xx/dsp16xx.md: Likewise.
560 2001-11-14 Kazu Hirata <kazu@hxi.com>
562 * config/h8300/h8300.c (get_shift_alg): Reorganize the code
563 that deals with 7-bit shifts in HImode.
565 Wed Nov 14 14:17:05 CET 2001 Jan Hubicka <jh@suse.cz>
567 * dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
568 * final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
569 (final_scan_insn): Update call of alter_subreg.
570 (cleanup_subreg_operands): Likewise.
571 (alter_subreg): Rewrite using simplify_subreg.
572 (output_address, output_operand): Update call of alter_subreg.
573 * output.h (alter_subreg): Update prototype.
574 * sdbout.c (sdbout_symbol): Update call of alter_subreg.
575 * simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
576 * Makefile.in (final.o): Add depdendancy on expr.h
578 Wed Nov 14 06:37:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
580 * c-lang.c (finish_file): Make I unsigned to eliminate warning.
582 2001-11-13 Jeff Sturm <jsturm@one-point.com>
584 * doc/install.texi (sparc-*-linux*): Mention requirements for
587 2001-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
589 * Makefile.in (POD2MAN): Don't include --section=1.
590 (manext): Rename to man1ext. All users changed.
593 (generated-manpages): Also depend on $(docdir)/gfdl.7,
594 $(docdir)/gpl.7, and $(docdir)/fsf-funding.7.
595 ($(docdir)/gcov.1, $(docdir)/cpp.1, $(docdir)/gcc.1): Include
596 --section=1 in calls to $(POD2MAN).
597 ($(docdir)/gfdl.7, $(docdir)/gpl.7, $(docdir)/fsf-funding.7): New.
598 (maintainer-clean, install, uninstall): Handle the new man pages.
599 ($(docdir)/cpp.info, cpp.dvi): Depend on fdl.texi.
600 (installdirs): Create man7dir.
601 * doc/cpp.texi: Include GFDL in this manual. In the man page,
602 refer to gfdl(7) for the GFDL. Apply Front Cover and Back Cover
603 texts to man page. Include gpl(7), gfdl(7) and fsf-funding(7) in
604 the SEE ALSO man page section.
605 * doc/gcov.texi: Apply GFDL to man page. Include gpl(7), gfdl(7)
606 and fsf-funding(7) in the SEE ALSO man page section.
607 * doc/invoke.texi: Apply GFDL to man page. Include gpl(7),
608 gfdl(7) and fsf-funding(7) in the SEE ALSO man page section.
609 * doc/include/fdl.texi, doc/include/funding.texi,
610 doc/include/gpl.texi: Adjust for conversion by texi2pod.pl.
611 * doc/.cvsignore: Add gfdl.7, gpl.7 and fsf-funding.7.
613 2001-11-13 Richard Henderson <rth@redhat.com>
615 * dwarf2asm.c (dw2_force_const_mem): Set PUBLIC or STATIC
616 as appropriate for the artificial decl.
618 2001-11-13 Richard Henderson <rth@redhat.com>
620 * loop.c (combine_movables): Turn off combination until
621 move_movables validation bugs are fixed.
623 2001-11-13 DJ Delorie <dj@redhat.com>
625 * config.gcc (powerpc|rs6000): Set default cpp options based
626 on --with-cpu settings.
627 * config/rs6000/softfloat.h: New.
629 2001-11-13 Kazu Hirata <kazu@hxi.com>
631 * config/h8300/h8300.c (shift_alg_si): Use special code for
632 25-bit shifts on H8/S.
633 (get_shift_alg): Generate special code for 25-bit shifts on
636 2001-11-13 Jakub Jelinek <jakub@redhat.com>
638 * emit-rtl.c (adjust_address_1): Add ADJUST argument.
639 (adjust_automodify_address_1): New.
640 * expr.h (adjust_address, adjust_address_nv): Adjust.
641 (adjust_automodify_address, adjust_automodify_address_nv): Define.
642 (adjust_address_1): Update prototype.
643 (adjust_automodify_address_1): Add prototype.
644 * expr.c (move_by_pieces_1): Use adjust_automodify_address.
645 (store_by_pieces_2): Likewise.
647 Tue Nov 13 05:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
649 * Makefile.in (explow.o): Now depends on ggc.h.
650 * explow.c (ggc.h): Include.
651 (set_stack_check_libfunc): Mark stack_check_libfunc as ggc root.
653 * Makefile.in (expr.o): Depends on insn-attr.h.
654 * expr.c (insn-attr.h): New include.
655 (force_operand): If INSN_SCHEDULING, deal with paradoxical SUBREG
657 (highest_pow2_factor, case INTEGER_CST): Handle negative values.
658 (expand_expr): Remove unneeded mark_temp_addr_taken calls and
659 clean up related usage in ADDR_EXPR.
660 (expand_expr_unaligned): Likewise.
662 * emit-rtl.c (change_address): Fix typo in alias setting.
664 2001-11-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
666 * Makefile.in (cfgcleanup.o): Depend on insn-config.h
668 2001-11-12 Craig Rodrigues <rodrigc@gcc.gnu.org>
671 * c-pragma.c: Rename macros BAD, BAD2, BAD_ACTION to
672 GCC_BAD, GCC_BAD2, GCC_BAD_ACTION.
674 2001-11-12 David O'Brien <obrien@FreeBSD.org>
676 * config.gcc (sparc-tti-*, sparc64-wrs-vxworks*, sparc-wrs-vxworks*,
677 sparclite-wrs-vxworks*, sparc-*-aout*, sparc-*-netbsd*,
678 sparc-*-chorusos*, sparc-*-linux*aout*, sparc-*-linux*libc1*,
679 sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtemsaout*, sparc-*-rtems*,
680 sparc-*-rtemself*, sparc-*-solaris2*, sparc-*-sunos3*, sparc-*-sysv4*,
681 sparc-*-vxsim*, sparclet-*-aout*, sparclite-*-coff*, sparclite-*-aout*,
682 sparc86x-*-aout*, sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*,
683 sparc64-*-linux*): Include various CPU headers via tm_file.
684 * config/svr3.h (ASM_OUTPUT_IDENT): Undef before defining it.
685 (SELECT_SECTION): Likewise.
686 (SELECT_RTX_SECTION): Likewise.
687 * config/sparc/sparc_bi.h: New file.
688 * config/sparc/aout.h: Don't include sparc/sparc.h and aoutos.h.
689 * config/sparc/linux-aout.h: Likewise.
690 * config/sparc/linux.h: Don't include sparc/sysv4.h.
691 * config/sparc/linux64.h: Likewise.
692 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
693 * config/sparc/lite.h: Don't include sparc/sparc.h and gofast.h.
694 * config/sparc/litecoff.h: Don't include sparc/lite.h, svr3.h,
696 (ASM_OUTPUT_IDENT): Do not #undef.
697 (SELECT_SECTION): Likewise.
698 (SELECT_RTX_SECTION): Likewise.
699 * config/sparc/liteelf.h: Don't include gofast.h.
700 * config/sparc/lynx-ng.h: Don't include sparc/sparc.h and lynx-ng.h.
701 * config/sparc/lynx.h: Don't include sparc/sparc.h.
702 * config/sparc/pbd.h: Likewise.
703 * config/sparc/netbsd.h: Don't include sparc/sparc.h and netbsd.h.
704 * config/sparc/rtems.h: Don't include sparc/aout.h and rtems.h.
705 * config/sparc/rtemself.h: Don't include rtems.h.
706 * config/sparc/sol2-64.h: Don't include sparc/sol2-sld-64.h.
707 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Don't define, include
709 * config/sparc/sol2-sld.h: Don't include sparc/sol2.h.
710 * config/sparc/sol2.h: Include sparc/sparc.h directly.
711 * config/sparc/sp64-aout.h: Don't include sparc/sparc.h and aoutos.h.
712 * config/sparc/sp64-elf.h: Don't include sparc/sol2.h.
713 * config/sparc/sp86x-aout.h: Don't include sparc/sparc.h and gofast.h.
714 * config/sparc/sp86x-elf.h: Don't include gofast.h.
715 * config/sparc/splet.h: Don't include sparc/aout.h.
716 * config/sparc/sun4o3.h: Don't include sparc/sparc.h.
717 * config/sparc/sysv4.h: Don't include sparc/sparc.h directly.
718 * config/sparc/vxsim.h: Don't include sparc/sysv4.h.
719 * config/sparc/vxsparc.h: Don't include sparc/aout.h and gofast.h.
720 * config/sparc/vxsparc64.h: Don't include gofast.h.
721 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
723 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
725 * doc/standards.texi: Mention C99 TC1.
727 2001-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
729 * mips-protos.h (mips_output_conditional_branch): Const-ify.
730 * mips.c (mips_output_conditional_branch): Likewise.
732 2001-11-12 Kazu Hirata <kazu@hxi.com>
734 * config/h8300/h8300.c (shift_alg_si): Use special code for
735 15-bit logical shifts and 31-bit logical shifts.
736 (get_shift_alg): Generate special code for 15-bit and 31-bit
739 2001-11-12 Kazu Hirata <kazu@hxi.com>
741 * config/h8300/h8300.c (shift_alg_qi): Use rotations when
742 doing 6-bit logical shifts on H8/S.
743 (shift_alg_qi): Use special code for 21-bit shifts on H8/S.
744 (get_shift_alg): Generate special code for 21-bit shifts on
747 2001-11-12 Kazu Hirata <kazu@hxi.com>
749 * config/h8300/h8300.c (get_shift_alg): Remove a redundant
752 Mon Nov 12 11:58:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
754 * alias.c (nonoverlapping_memrefs_p): Only update size from memref
755 if both size and offset known.
757 2001-11-12 David O'Brien <obrien@FreeBSD.org>
759 * config/ia64/freebsd.h: Fix misspelling.
761 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
763 * doc/gcc.texi: Move several chapters out to ...
764 * doc/configterms.texi, doc/fragments.texi, doc/hostconfig.texi,
765 doc/include/linux-and-gnu.texi, doc/interface.texi,
766 doc/makefile.texi, doc/passes.texi, doc/portability.texi:
768 * doc/gcc.texi, doc/contrib.texi: Move section headings into
770 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
772 2001-11-12 Kazu Hirata <kazu@hxi.com>
774 * config/alpha/alpha-interix.h: Fix comment formatting.
775 * config/alpha/alpha.c: Likewise.
776 * config/alpha/alpha.h: Likewise.
777 * config/alpha/alpha32.h: Likewise.
778 * config/alpha/freebsd.h: Likewise.
779 * config/alpha/unicosmk.h: Likewise.
780 * config/alpha/vms.h: Likewise.
782 2001-11-12 Kazu Hirata <kazu@hxi.com>
784 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
786 2001-11-12 Jakub Jelinek <jakub@redhat.com>
788 * dbxout.c (dbxout_symbol_location): Avoid emitting invalid register
791 Mon Nov 12 05:18:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
793 * emit-rtl.c (set_mem_attributes): If making object, can set alignment
795 (replace_equiv_address): Call update_temp_slot_address.
797 * dwarf2out.c (loc_descriptor_from_tree, case COMPOUND_EXPR): New case.
799 * alias.c (nonoverlapping_memrefs_p): Handle DECL_RTL being a CONCAT.
801 2001-11-12 Kazu Hirata <kazu@hxi.com>
803 * config/h8300/h8300.c (shift_alg_qi): New.
804 (shift_alg_hi): Likewise.
805 (shift_alg_si): Likewise.
806 (get_shift_alg): Change the type of count to unsigned int.
809 2001-11-11 Alexandre Oliva <aoliva@redhat.com>
811 * Makefile.in (c-lang.o): Depend on $(VARRAY_H).
812 * c-decl.c (c_expand_body): Take argument can_defer_p. Use it
813 to decide whether to defer a function.
814 (finish_function): Adjust.
815 (c_expand_deferred_function): New function.
816 * c-lang.c (deferred_fns): New variable.
817 (c_init): Initialize it, and mark it as a root.
818 (defer_fn): New function.
819 (finish_file): Expand all deferred functions.
820 * c-tree.h (defer_fn): Declare.
821 (c_expand_deferred_function): Likewise.
822 * objc/Make-lang.in (objc-act.o): Depend on $(VARRAY_H).
823 * objc-act.c (deferred_fns): New variable.
824 (objc_init): Initialize it, and mark it as a root.
825 (defer_fn): New function.
826 (finish_file): Expand all deferred functions.
828 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
830 * alpha.c (unicosmk_special_name): Prototype.
831 (unicosmk_ssib_name): Delete unused variable.
832 * alpha/unicosmk.h (common_section, ssib_section): Prototype.
833 * alpha/vms.h (PREFIX): Undef before defining.
834 * arm/pe.h (SUBTARGET_NAME_ENCODING_LENGTHS): Likewise.
835 * i370/i370.c (mvs_hash_alias): Prototype. Wrap with macro
836 controlling usage. Const-ify.
837 (alias_number): Delete unused variable.
838 * m32r/m32r.c (m32r_sched_init): Add missing argument.
839 (m32r_expand_block_move): Fix uninitialized warnings.
840 * mn10300/mn10300.h (REGNO_IN_RANGE_P): Fix 'unsigned >=0 is
841 always true' warnings.
842 * openbsd.h (TARGET_MEM_FUNCTIONS): Don't redefine.
843 * sh/sh.c: Include "integrate.h".
844 (output_far_jump): Fix uninitialized warning.
845 * final.c (shorten_branches): Avoid automatic aggregate
847 * integrate.c (subst_constants): Likewise.
849 2001-11-11 Kazu Hirata <kazu@hxi.com>
851 * config/h8300/h8300.c (shift_alg): Remove SHIFT_MAX.
852 (get_shift_alg): Remove redundant code.
854 2001-11-11 Kazu Hirata <kazu@hxi.com>
856 * config/pa/milli64.S: Fix comment formatting.
857 * config/pa/pa-64.h: Likewise.
858 * config/pa/pa-linux.h: Likewise.
859 * config/pa/pa-protos.h: Likewise.
860 * config/pa/pa.c: Likewise.
861 * config/pa/pa.h: Likewise.
862 * config/pa/pa32-linux.h: Likewise.
863 * config/pa/pa32-regs.h: Likewise.
864 * config/pa/pa64-hpux.h: Likewise.
865 * config/pa/pa64-regs.h: Likewise.
866 * config/pa/som.h: Likewise.
868 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
870 * doc/gcc.texi: Move several chapters out to ...
871 * doc/bugreport.texi, doc/contribute.texi, doc/frontends.texi,
872 doc/service.texi, doc/standards.texi, doc/trouble.texi,
873 doc/vms.texi: ... here. New files.
874 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
876 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
878 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
879 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
880 collect2.c, combine.c, config.in, configure, configure.in,
881 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
882 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
883 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
886 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
888 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
889 Adjust operand number in CONST_DOUBLE.
891 * expmed.c (extract_bit_field): No longer pass in alignment.
892 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
893 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
895 * expr.c (store_constructor, store_constructor_field): Likewise.
896 (store_field, emit_group_load, emit_group_store): Likewise.
897 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
898 (store_bit_field, extract_bit_field): Likewise.
899 * calls.c, expr.c, function.c: Change calls to above functions.
900 * ifcvt.c, stmt.c: Likewise.
902 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
903 constant and one is on frame.
904 If know memref offset, adjust size from decl.
906 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
908 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
909 format specifier warning.
910 * convex.h (ASM_OUTPUT_BYTE): Likewise.
911 * elfos.h (ALIGN_ASM_OP): Undef before defining.
912 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
914 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
915 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
916 * i386-interix.h (gen_stdcall_suffix): Prototype.
917 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
918 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
919 ASM_OUTPUT_LONG_DOUBLE): Likewise.
920 * i386/interix.c (gen_stdcall_suffix): Const-ify.
921 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
922 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
924 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
925 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
926 ASM_OUTPUT_LONG_DOUBLE): Likewise.
927 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
928 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
929 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
930 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
931 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
932 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
933 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
934 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
936 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
938 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
939 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
940 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
942 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
944 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
946 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
947 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
948 * m68k/news.h (PRINT_OPERAND): Likewise.
949 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
950 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
951 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
952 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
954 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
955 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
956 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
957 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
958 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
959 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
960 PRINT_OPERAND): Likewise.
961 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
963 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
964 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
965 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
966 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
967 * mips.c (mips_output_external_libcall): Mark parameter with
969 (mips_asm_file_start): Move variable into the scope where it's
971 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
972 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
973 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
974 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
975 * ns32k.c (print_operand): Likewise.
976 * pa.c (print_operand, output_div_insn): Likewise.
977 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
978 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
979 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
980 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
982 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
983 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
984 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
985 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
987 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
989 * sdbout.c (sdbout_end_epilogue): Mark parameter with
991 * varasm.c (assemble_global): Likewise.
993 2001-11-11 H.J. Lu <hjl@gnu.org>
995 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
997 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
999 * final.c (*_MAX_SKIP): Use *_max_skip variables.
1000 * flags.h (align_loops_max_skip, align_jumps_max_skip,
1001 align_labels_max_skip): New global variables.
1002 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
1003 align_labels_max_skip): New global variables.
1004 (toplev_main): Set new variables.
1005 * i386.c (override_options): Set max_skip values.
1007 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
1009 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
1010 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
1011 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
1012 don't print an @fptr for labels either.
1013 (xstormy16_output_addr_vec): Don't print @fptr here.
1014 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
1016 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
1018 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
1019 an ANSI/ISO definitino.
1020 (ssa_const_prop): Likewise.
1022 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
1024 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
1027 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1029 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
1030 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
1031 * cppmain.c (general_init): Call hex_init.
1032 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
1034 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
1036 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
1037 of dgux.c:output_file_start().
1039 * i386/dgux.c: Delete file.
1041 2001-11-09 Richard Henderson <rth@redhat.com>
1043 * config/alpha/alpha.c (decl_in_text_section): New.
1044 (current_file_function_operand): Use it.
1045 (alpha_encode_section_info, alpha_end_function): Likewise.
1047 2001-11-07 David O'Brien <obrien@FreeBSD.org>
1049 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
1050 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
1051 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
1052 so OS specific files and use CPP_PREDEFINES for their needs.
1053 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
1054 target headers to tm_file.
1055 * config/ia64/aix.h (TARGET_VERSION): Likewise.
1056 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
1057 * config/ia64/linux.h (TARGET_VERSION): Likewise.
1058 (FUNCTION_PROFILER): Remove.
1059 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
1060 version in config/ia64/linux.h.
1061 * config/ia64/freebsd.h: New file.
1062 * config/freebsd.h: Tidy up.
1063 (_USING_CONFIG_FREEBSD): Define.
1064 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
1065 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
1066 (FBSD_STARTFILE_SPEC): Likewise.
1067 (FBSD_ENDFILE_SPEC): Likewise.
1068 (FBSD_LIB_SPEC): Likewise.
1069 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
1070 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
1071 set an ELF-improper one.
1073 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1075 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
1076 constant can be loaded in a single instruction to a register. When
1077 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
1078 depdi for insertion of most significant 32-bits on 64-bit hosts.
1079 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
1080 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
1081 * pa.md: New addmove pattern for adding constant_int to HImode
1082 register and moving result to HImode register. Remove HImode HIGH
1083 and LO_SUM patterns.
1085 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1087 * Makefile.in: Update.
1088 * c-decl.c (print_lang_decl, print_lang_type): Remove.
1089 (print_lang_identifier): Rename c_print_identifier.
1090 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1091 (print_lang_statistics, lang_print_xnode): Remove.
1092 * c-parse.in (set_yydebug): Rename c_set_yydebug.
1093 * c-tree.h (c_set_yydebug, c_print_identifier): New.
1094 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
1095 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
1096 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
1097 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1098 (LANG_HOOKS_INITIALIZER): Update.
1099 * langhooks.h (struct lang_hooks): New members.
1100 (lang_print_tree_hook): New.
1101 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
1102 * print-tree.c: Include langhooks.h.
1103 (print_node): Update.
1104 * toplev.c (decode_d_option): Update.
1105 * tree.c: Include langhooks.h.
1106 (dump_tree_statistics): Update.
1107 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
1108 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
1110 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
1111 LANG_HOOKS_SET_YYDEBUG): Override.
1112 (lang_print_xnode, print_lang_statistics): Remove.
1114 2001-11-09 Richard Henderson <rth@redhat.com>
1116 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
1117 on the symbol string.
1119 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1121 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
1122 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
1123 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
1125 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
1127 * tlink.c (recompile_files): Copy strings passed to `putenv'.
1129 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
1131 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
1132 (TYPE_READONLY): Likewise.
1134 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
1136 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
1137 don't pass --gdwarf2 to the assembler if the compiler will also
1140 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
1143 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1145 * alias.c (nonoverlapping_memrefs_p): New function.
1146 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
1148 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
1150 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
1152 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
1153 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
1154 generating altivec code.
1155 (FIXED_REGISTERS): VRSAVE is fixed.
1156 (CALL_USED_REGISTERS): VRSAVE is call used.
1158 2001-11-09 Jason Eckhardt <jle@rice.edu>
1160 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
1161 code the branch target as ".+16/.+12", but rather use labels.
1163 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
1165 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
1166 to work around limitations of certain versions of GAS.
1168 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
1169 (muldi3): Update due to SUBREG_BYTE changes.
1170 (casesi): Similarly.
1172 2001-11-09 Zack Weinberg <zack@codesourcery.com>
1174 * doc/invoke.texi: Remove comment referring to -xf77-version.
1176 2001-11-09 Kazu Hirata <kazu@hxi.com>
1178 * config/convex/convex.c: Fix comment formatting.
1179 * config/convex/convex.h: Likewise.
1181 2001-11-08 Zack Weinberg <zack@codesourcery.com>
1183 * Makefile.in (.po.pox): Look both in srcdir and builddir
1185 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
1186 to the source directory.
1188 2001-11-09 Ben Elliston <bje@redhat.com>
1189 Michael Meissner <meissner@redhat.com>
1190 Andrew MacLeod <amacleod@redhat.com>
1191 Richard Henderson <rth@redhat.com>
1192 Nick Clifton <nickc@redhat.com>
1193 Catherine Moore <clm@redhat.com>
1195 * m32r.c: Add support for m32rx processor.
1199 * m32r-protos.h: Add prototypes for m32rx functions.
1200 * doc/invoke.texi: Document -m32rx option.
1202 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1204 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
1207 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1209 * doc/install.texi2html: Use $MAKEINFO --no-split.
1211 2001-11-09 Andreas Schwab <schwab@suse.de>
1213 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
1214 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
1215 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
1216 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
1217 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
1219 2001-11-09 H.J. Lu <hjl@gnu.org>
1221 * config/mips/mips.c (mips_output_function_prologues): Cast
1222 `tsize' to long for output.
1224 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1226 * c-lang.c (LANG_HOOKS_NAME): New.
1227 (lang_hooks): Constify.
1228 (c_init_options): Update.
1229 (lang_identify): Remove.
1230 * c-parse.in (language_string): Remove.
1231 * dbxout.c: Include langhooks.h.
1232 (dbxout_symbol_location): Update.
1233 * dwarf2out.c: Include langhooks.h.
1234 (gen_compile_unit_die): Update.
1235 * dwarfout.c: Include langhooks.h.
1236 (prototyped_attribute, output_compile_unit_die): Update.
1237 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
1238 (LANG_HOOKS_INITIALIZER): Update.
1239 * langhooks.h (struct lang_hooks): New members. Constify.
1240 * stringpool.c: Don't include toplev.h.
1241 (set_identifier_size): Remove.
1242 * toplev.c (toplev_main): Initialize identifier size.
1243 (print_version): Update.
1244 * tree.h (language_string, init_lex, lang_identify,
1245 set_identifier_size): Remove.
1246 * Makefile.in: Update dependencies.
1247 * config/darwin.c: Include langhooks.h.
1248 (func_name_maybe_scoped): Update.
1249 * config/darwin.h (ASM_END_FILE): Update.
1250 * config/nextstep.h (ASM_END_FILE): Update.
1251 * config/nextstep21.h (ASM_END_FILE): Update.
1252 * config/i386/sun386.h (ASM_END_FILE): Update.
1253 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
1254 (rs6000_output_function_epilogue): Update.
1256 * objc-act.c (LANG_HOOKS_NAME): Override.
1257 (struct lang_hooks): Constify.
1258 (objc_init_options): Update.
1259 (lang_identify): Remove.
1261 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
1263 * fold-const.c (lshift_double): Honor PREC.
1264 (rshift_double): Likewise.
1266 2001-11-08 Kazu Hirata <kazu@hxi.com>
1268 * config/1750a/1750a.c: Fix comment formatting.
1269 * config/1750a/1750a.h: Likewise.
1271 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
1273 * configure.in (--enable-languages): Be more permissive about
1274 syntax. Check for empty lists better. Warn about $LANGUAGES.
1275 * configure: Regenerated.
1277 2001-11-08 Richard Henderson <rth@redhat.com>
1279 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
1281 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
1283 * config.gcc: Rename stormy16 to xstormy16.
1284 * config/stormy16/stormy-abi: Likewise.
1285 * config/stormy16/stormy16-protos.h: Likewise.
1286 * config/stormy16/stormy16.c: Likewise.
1287 * config/stormy16/stormy16.h: Likewise.
1288 * config/stormy16/stormy16.md: Likewise.
1290 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
1292 * tree.h (TYPE_VOLATILE): Add enable-checking code.
1293 (TYPE_READONLY): Likewise.
1295 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1297 * reload1.c (reload): Don't delete equiv insn if can throw.
1299 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
1300 (clear_storage): Likewise, for OBJECT.
1302 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
1304 * pa.c (emit_move_sequence): Fix SUBREG expression to
1305 use proper byte offset when extending a constant from
1308 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1310 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
1313 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1315 * explow.c (convert_memory_address, case SUBREG): Only return
1316 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
1318 2001-11-08 Richard Henderson <rth@redhat.com>
1320 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
1321 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
1322 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
1324 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
1326 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
1328 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1330 * dwarf2out.c (debug_str_hash): New.
1331 (struct indirect_string_node): New.
1332 (struct dw_val_struct): Change type of val_str to it.
1333 (DEBUG_STR_SECTION_FLAGS): Define.
1334 (add_AT_string): Push string into hashtable, increment reference
1336 (AT_string): Return string from ht_identifier.
1337 (AT_string_form): New.
1338 (free_AT): For dw_val_class_str, just decrement reference counter.
1339 (size_of_string): Remove.
1340 (size_of_die): Use AT_string_form to decide what size the string
1342 (size_of_pubnames): Use strlen instead of size_of_string.
1343 (value_format): Use AT_string_form for dw_val_class_str.
1344 (output_die): Output DW_FORM_strp strings using
1345 dw2_asm_output_offset.
1346 (indirect_string_alloc, output_indirect_string): New.
1347 (dwarf2out_finish): Emit .debug_str strings if there are any.
1349 2001-11-08 Andreas Franck <afranck@gmx.de>
1351 * configure.in: Add AC_ARG_PROGRAM to support program name
1352 transformation with --program-prefix, --program-suffix and
1353 --program-transform-name.
1354 * configure: Regenerated.
1355 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
1356 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
1357 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
1358 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
1359 program_transform_name the way suggested by autoconf.
1360 (GCC_TARGET_INSTALL_NAME): Define.
1361 (install-driver): Use the transformed target alias name.
1363 2001-11-08 Richard Henderson <rth@redhat.com>
1365 * config/mips/mips.c (save_restore_insns): Remove GP from the
1366 restore registers mask early instead of special casing it inside
1369 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
1371 * cp/decl.c (shadow_warning): New function.
1372 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
1373 and an error when a block scope decl shadows a parameter.
1375 2001-11-08 Richard Henderson <rth@redhat.com>
1377 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
1380 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1382 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
1383 to implement floating negation on processors prior to PA 2.0.
1385 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1387 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
1388 (USE_LINKONCE_INDIRECT): Define.
1389 (dw2_output_indirect_constant_1): Try to output indirect constants
1390 into linkonce sections if possible.
1391 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
1392 (dw2_output_indirect_constants): Likewise.
1394 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1396 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
1398 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
1400 * c-decl.c (pushdecl): Remove file and line.
1401 * c-typeck.c (pop_init_level): Remove size.
1403 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1405 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
1408 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
1409 (TARGET_ALTIVEC): New.
1410 (TARGET_SWITCHES): Add altivec.
1411 (FIRST_PSEUDO_REGISTER): Change to 109.
1412 (CALL_USED_REGISTERS): Same.
1413 (FIRST_ALTIVEC_REGNO): New.
1414 (LAST_ALTIVEC_REGNO): New.
1415 (ALTIVEC_REGNO_P): New.
1416 (UNITS_PER_ALTIVEC_WORD): New.
1417 (ALTIVEC_VECTOR_MODE): New.
1418 (FIXED_REGISTERS): Add altivec registers.
1419 (REG_ALLOC_ORDER): Same.
1420 (HARD_REGNO_NREGS): Adjust for altivec registers.
1421 (HARD_REGNO_MODE_OK): Same.
1422 (MODES_TIEABLE_P): Same.
1423 (REGISTER_MOVE_COST): Same.
1424 (REGNO_REG_CLASS): Same.
1425 (reg_class): Add ALTIVEC_REGS.
1426 (REG_CLASS_NAMES): Same.
1427 (REG_CLASS_CONTENTS): Same.
1428 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
1429 (ALTIVEC_ARG_RETURN): New.
1430 (FUNCTION_VALUE): Handle VECTOR_TYPE.
1431 (LIBCALL_VALUE): Handle altivec vector modes.
1432 (VECTOR_MODE_SUPPORTED_P): New.
1433 (ALTIVEC_ARG_MIN_REG): New.
1434 (ALTIVEC_ARG_MAX_REG): New.
1435 (ALTIVEC_ARG_NUM_REG): New.
1436 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
1437 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
1438 (REGISTER_NAMES): Add altivec regs.
1439 (DEBUG_REGISTER_NAMES): Same.
1440 (ADDITIONAL_REGISTER_NAMES): Same.
1441 (rs6000_builtins): New.
1442 (MD_EXPAND_BUILTIN): New.
1443 (MD_INIT_BUILTINS): New.
1444 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
1445 for AltiVec instructions.
1446 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
1447 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
1449 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
1450 (TARGET_SWITCHES): Add no-altivec.
1451 (DATA_ALIGNMENT): Align vectors to 128 bits.
1452 (TARGET_OPTIONS): Add abi= option.
1453 Add rs6000_abi_string extern.
1454 (LOCAL_ALIGNMENT): New.
1455 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
1456 (MASK_ALTIVEC_ABI): New.
1457 (TARGET_ALTIVEC_ABI): New.
1458 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
1460 (STACK_BOUNDARY): Adjust for altivec.
1461 (BIGGEST_ALIGNMENT): Same.
1462 (rs6000_args): Add vregno.
1463 (USE_ALTIVEC_FOR_ARG_P): New.
1464 (FIXED_REGISTERS): Add vrsave register.
1465 (CALL_USED_REGISTERS): Same.
1466 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
1467 (VRSAVE_REGNO): New.
1468 (reg_class): Add VRSAVE_REGS.
1469 (REG_CLASS_NAMES): Same.
1470 (REG_CLASS_CONTENTS): Same.
1471 (REGNO_REG_CLASS): Same.
1473 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
1474 (ABI_STACK_BOUNDARY): Same.
1475 (BIGGEST_ALIGNMENT): Same.
1476 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
1477 (ROUND_TYPE_ALIGN): Same.
1479 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1482 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1485 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1488 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
1489 (altivec_expand_builtin): New.
1490 (altivec_init_builtins): New.
1491 (TARGET_EXPAND_BUILTIN): New.
1492 (TARGET_INIT_BUILTINS): New.
1493 (rs6000_init_builtins): New.
1494 (struct builtin_description): New.
1496 (rs6000_reg_names): Add altivec registers.
1497 (alt_reg_names): Same.
1498 (secondary_reload_class): Altivec regs can hold altivec regs and
1500 (rs6000_emit_move): Force constants into memory for AltiVec moves.
1501 (print_operand): Add 'y' case for printing altivec memory
1503 (rs6000_legitimize_address): Legitimize vector addresses into
1505 (altivec_expand_binop_builtin): New.
1506 New string rs6000_current_abi.
1507 (rs6000_override_options): Call rs6000_parse_abi_options.
1508 (rs6000_parse_abi_options): New.
1509 (function_arg_boundary): Vector arguments must be 16
1511 (function_arg_advance): Handle vector arguments.
1512 (function_arg_partial_nregs): Same.
1513 (init_cumulative_args): Same.
1514 (function_arg): Same.
1516 * config/rs6000/rs6000.md (altivec_lvx): New.
1517 (type): Add altivec attribute.
1519 (*movv4si_internal): New.
1521 (*movv16qi_internal): New.
1523 (*movv8hi_internal1): New.
1525 (*movv4sf_internal1): New.
1526 (altivec_stvx): New.
1642 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
1644 * Makefile.in (df.o): Add fibheap.h to dependencies.
1646 * df.h: Add prototypes for transfer functions, iterative_dataflow
1648 (enum df_flow_dir): New enum.
1649 (enum df_confluence_op): New enum.
1650 (struct df): Add inverse_rts_map.
1652 * df.c: Add sbitmap.h to the list of includes.
1653 (df_rd_global_compute): Removed.
1654 (df_ru_global_compute): Removed.
1655 (df_lr_global_compute): Removed.
1656 (df_rd_transfer_function): New function.
1657 (df_ru_transfer_function): New function.
1658 (df_lr_transfer_function): New function.
1659 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
1660 Use iterative_dataflow_bitmap instead of df_*_global_compute.
1661 (iterative_dataflow_sbitmap): New function.
1662 (iterative_dataflow_bitmap): New function.
1664 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1666 * doc/gcc.texi: Move terminology and spelling conventions to
1667 htdocs/codingconventions.html.
1669 2001-11-07 Graham Stott <grahams@redhat.com>
1671 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
1673 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
1675 * expmed.c (expand_mult): Force operand to register before computing
1677 * i386.c (x86_decompose_lea): New global vairable.
1678 * i386.h (x86_decompose_lea): Declare.
1679 (TARGET_DECOMPOSE_LEA): New macro.
1680 (RTX_COST): Handle leas properly.
1682 2001-11-06 Richard Henderson <rth@redhat.com>
1684 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
1685 defined for a CONSTRUCTOR; don't check it.
1687 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
1689 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
1690 test for absolute pathnames.
1692 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
1694 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
1695 instructions up to the target pc inclusive.
1697 2001-11-06 Steve Christiansen <smc@us.ibm.com>
1699 * loop.c (loop_regs_scan): Don't invalidate PIC register.
1701 2001-11-06 Eric Christopher <echristo@redhat.com>
1703 * config/mips/mips.md(movdf_internal2): Add constraints for float
1704 to general register move.
1705 * config/mips/elf64.h: Add default ABI.
1707 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1709 * alias.c:: Include langhooks.h.
1710 * emit-rtl.c: Similarly.
1711 * toplev.c: Similarly.
1712 * tree-inline.c: Similarly.
1713 * langhooks-def.h: New, the old langhooks.h. Give the default
1714 hooks a common prefix.
1715 * langhooks.h: Contents extracted from toplev.h.
1716 * toplev.h: Move langhook stuff to langhooks.h.
1717 * langhooks.c: Give default hooks a common prefix.
1719 * c-lang.c: Include langhooks-def.h.
1720 * objc/objc-act.c: Similarly.
1721 * Makefile.in: Update.
1722 * objc/Make-lang.in: Update.
1724 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1726 * doc/install.texi: Document that configure options not listed in
1727 this file are unsupported. Document --with-system-zlib.
1729 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1731 * rtl.h (mem_for_const_double): New declaration.
1732 * varasm.c (mem_for_const_double): New function.
1733 * config/convex/convex.md (movdf): Use it.
1734 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
1735 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
1736 * config/m68k/m68kv4.h: Likewise.
1738 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
1739 of new GP reg classes.
1741 * expr.c (store_field): When making temp object for unaligned
1742 component, set it to alias set 0.
1744 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1746 * c-common.c (c_expand_expr_stmt): Apply default conversions to
1747 non-lvalue arrays if C99.
1748 * c-typeck.c (default_conversion): Split out code handling
1749 array-to-pointer and function-to-pointer conversions into a
1750 separate default_function_array_conversion function.
1751 (default_function_array_conversion): New function. Keep track of
1752 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
1753 arrays unchanged outside C99 mode instead of giving an error for
1755 (build_component_ref): Use pedantic_non_lvalue when handling
1756 COMPOUND_EXPR. Don't handle COND_EXPR specially.
1757 (convert_arguments): Use default_function_array_conversion.
1758 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
1760 (unary_complex_lvalue): Likewise.
1761 (internal_build_compound_expr): Use
1762 default_function_array_conversion. Apply default conversions to
1763 function in compound expression.
1764 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
1765 Use default_function_array_conversion.
1766 * doc/extend.texi: Update documentation of subscripting non-lvalue
1770 2001-11-05 Zack Weinberg <zack@codesourcery.com>
1772 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
1773 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
1774 corresponding to the complete set of .po and .gmo files in
1775 the source directory's po subdir, modified by LINGUAS. Don't
1776 look at ALL_LINGUAS.
1777 * configure.in: Don't set ALL_LINGUAS.
1778 * configure: Regenerate.
1780 * Makefile.in (.po.gmo): Don't move into source directory.
1781 (.po.pox): Clarify comments.
1782 (install-po): Look for .gmo files in both srcdir and objdir;
1783 don't fail if a file is totally missing.
1784 (distclean): rmdir ada subdirectory too.
1786 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1788 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1789 CONSTRUCTORs _correctly_.
1791 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1793 * c-decl.c (delete_block): Remove.
1794 * c-tree.h (delete_block): Remove.
1796 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1798 * cppexp.c (lex, parse_defined): Update warning about defined.
1800 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1802 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1805 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
1807 * config/arm/arm.c (arm_return_in_memory): Cope with
1808 int_size_in_bytes returning -1.
1810 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
1813 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
1815 * Makefile.in (bb-reoder.o): Add dependency on cfglayout.h;
1816 remove unneeded dependencies;
1818 * cfglayout.c, cfglayout.h: New files; break out from ...
1819 * bb-reorder.c: ... here; Remove unneeded includes;
1821 2001-11-04 Alan Modra <amodra@bigpond.net.au>
1823 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
1825 2001-11-04 David Edelsohn <edelsohn@gnu.org>
1827 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
1828 mode as well. Do not explicitly create intermediate regs.
1830 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1832 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
1833 (common_section): Delete unused variable.
1834 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
1835 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1836 * arm-protos.h (arm_poke_function_name, aof_add_import,
1837 aof_delete_import): Const-ify.
1838 * arm.c (legitimize_pic_address): Wrap variables in the macro
1839 controlling their usage.
1840 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
1841 (arm_poke_function_name, pic_chain, import, aof_add_import,
1842 aof_delete_import): Const-ify.
1843 * i386.c (ix86_osf_output_function_prologue): Const-ify.
1844 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1845 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
1846 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
1847 * i860/sysv3.h: Add missing comment closure.
1848 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
1849 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
1850 to symbolic_operand.
1852 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
1853 (i960-*-*): Set tmake_file.
1854 (sparc86x-*-elf*): Fix typo in header name.
1856 * sched-rgn.c (schedule_insns): Delete unused variable.
1858 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1861 * c-typeck.c (lookup_field): Rework to return a chain down to
1862 the looked-up field.
1863 (build_component_ref): Use the new lookup_field to handle
1864 nested anonymous entities correctly.
1866 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1868 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
1869 Change parameters to gen_rtx_CONST_DOUBLE.
1870 (GEN_INT64, sparc_emit_set_const64): Likewise.
1871 * config/sparc/sparc.md (movdf split): Likewise.
1873 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
1875 * unroll.c (calculate_giv_inc): Use find_last_value rather
1876 than just hoping the last instruction is the right SET.
1877 [Fixes 990604-1.c on stormy16.]
1879 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
1880 library at all if -T is used.
1882 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
1883 some uses of uninitialized variables in error cases.
1885 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
1886 look at 'temp' if we won't be using it.
1888 * config/stormy16/stormy16.h (CONST_COSTS): Define.
1889 (RTX_COSTS): Define.
1890 (ADDRESS_COST): Define.
1891 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
1893 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
1895 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
1896 stormy16_asm_output_mi_thunk.
1897 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
1899 * config/stormy16/stormy16-protos.h
1900 (stormy16_asm_output_mi_thunk): New prototype.
1902 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1904 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
1905 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
1906 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
1907 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
1908 sched-int.h, toplev.c, config/alpha/alpha.c,
1909 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
1910 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
1911 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
1912 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
1913 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
1914 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
1915 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
1917 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1919 * Makefile.in (dbxout.o): Depend on function.h.
1920 * collect2.c (is_in_list): Hide unused function.
1921 * dbxout.c: Include function.h.
1922 (source_label_number, dbxout_source_line, dbxout_source_file,
1923 dbxout_function_end, dbxout_begin_function): Wrap/move inside
1924 macros controlling usage.
1925 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
1926 * output.h (exports_section): Prototype.
1928 * convex.c (convex_output_function_prologue): Fix format specifier
1930 (asm_declare_function_name): Fix signed/unsigned warning.
1931 (print_operand): Fix format specifier warning.
1932 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
1933 * dsp16xx-protos.h (uns_comparison_operator,
1934 num_1600_core_shifts): Prototype.
1935 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
1936 (frame_size, frame_pointer_offset): Delete.
1937 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
1938 Make static. Fix format specifier warnings.
1939 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
1940 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
1941 * dsp16xx.md: Add default case in switches.
1942 * fr30.h (IN_RANGE): Delete.
1943 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1944 * mcore-protos.h (mcore_output_cmov): Const-ify.
1945 * mcore.c (mcore_output_cmov): Likewise.
1946 * mcore.h (switch_to_section): Make static and prototype.
1947 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
1948 unsigned>=0 warnings.
1949 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
1950 * rs6000-protos.h (read_only_data_section,
1951 read_only_private_data_section): Prototype.
1952 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1953 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
1954 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
1956 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1958 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
1960 * final.c (final_scan_insn): Add brackets around body of if-stmt.
1961 * gcc.c (convert_filename): Add static prototype. Const-ify.
1962 Wrap variable in macros controlling its use.
1963 * output.h (sdata_section): Add prototype.
1965 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1966 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
1967 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
1968 (ASM_FILE_START): Const-ify.
1969 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
1971 * c4x.md: Don't use the 'U' integer suffix.
1972 * clipper.md (clipper_movstr): Delete declaration.
1973 * d30v-protos.h (d30v_move_2words): Const-ify.
1974 (debug_stack_info): Add prototype.
1975 * d30v.c: Include "integrate.h".
1976 (d30v_function_arg_boundary, d30v_function_arg,
1977 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
1978 signed/unsigned warnings.
1979 (d30v_print_operand_memory_reference, d30v_move_2words):
1981 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
1982 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
1983 * fr30.md: Const-ify.
1984 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1985 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
1986 (mvs_get_label_page): Hide unused static function.
1987 * i860.c (current_function_original_name): Const-ify.
1988 * i860/sysv3.h (current_function_original_name): Likewise.
1989 * i860/sysv4.h (current_function_original_name): Likewise.
1990 * i960.md: Add default case in switches. Remove unused variable.
1991 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
1992 * m32r.md: Const-ify.
1993 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
1994 * m68hc11.c: Include "reload.h".
1995 (static_chain_reg, print_options, m68hc11_asm_file_start):
1997 * m68hc11.md: Delete unused variable. Const-ify. Add parens
1998 around & in comparison.
1999 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2000 * mn10200.c (shift_mode): Remove trailing comma.
2001 * mn10300-protos.h (output_tst): Const-ify.
2002 * mn10300.c (output_tst): Likewise.
2003 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
2005 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
2006 * pa.c (output_ascii): Likewise.
2007 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2008 * pdp11.md (expand_unop): Delete declarations.
2009 * pj-protos.h (pj_output_addsi3): Const-ify.
2010 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
2011 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
2012 unique_src_operand): Add prototypes.
2013 (pj_output_store_into_lval): Make definition static.
2014 (pj_function_incoming_arg): Don't use unary plus.
2015 (pj_output_addsi3): Const-ify.
2016 * romp.md (get_symref): Delete declarations.
2017 * v850-c.c (mark_current_function_as_interrupt): Don't return
2018 value from void function.
2019 * v850.c: Include "integrate.h".
2020 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
2021 * vax-protos.h (const_section): Add prototype.
2023 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
2025 * machmode.def: Add documentation for the seventh argument in
2028 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
2030 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
2032 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
2033 <-melf>: Don't have markup for ELF acronym.
2035 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
2037 * config.gcc (mmix-*-*): New target.
2038 * doc/invoke.texi: Document MMIX options.
2039 * doc/contrib.texi: Add note about MMIX port to my entry.
2040 * config/mmix/t-mmix: New file.
2041 * config/mmix/mmix.h: New file.
2042 * config/mmix/mmix-protos.h: New file.
2043 * config/mmix/mmix.c: New file.
2044 * config/mmix/mmix.md: New file.
2045 * config/mmix/crti.asm: New file.
2046 * config/mmix/crtn.asm: New file.
2048 2001-11-03 Kazu Hirata <kazu@hxi.com>
2050 * config/sparc/linux-aout.h: Fix comment formatting.
2051 * config/sparc/linux.h: Likewise.
2052 * config/sparc/linux64.h: Likewise.
2053 * config/sparc/lynx.h: Likewise.
2054 * config/sparc/pbd.h: Likewise.
2055 * config/sparc/sol2-sld-64.h: Likewise.
2056 * config/sparc/sol2.h: Likewise.
2057 * config/sparc/sparc.c: Likewise.
2058 * config/sparc/sparc.h: Likewise.
2059 * config/sparc/sparc.md: Likewise.
2060 * config/sparc/sunos4.h: Likewise.
2061 * config/sparc/vxsim.h: Likewise.
2062 * config/sparc/vxsparc.h: Likewise.
2063 * config/sparc/vxsparc64.h: Likewise.
2065 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2067 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
2068 reference to CONST_DOUBLE_MEM in comment.
2069 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
2070 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
2071 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
2072 * function.c (pop_function_context_from): Don't call
2073 restore_varasm_status.
2074 * function.h (restore_varasm_status): Delete declaration.
2075 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
2077 * rtl.def (CONST_DOUBLE): Update comment.
2078 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
2079 (CONST_DOUBLE_CHAIN): Likewise.
2080 (CONST_DOUBLE_MEM): Delete.
2081 (gen_rtx_CONST_DOUBLE): Update parameters.
2082 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
2083 Remove reference to CONST_DOUBLE_MEM.
2084 (const_alias_set): New variable.
2085 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
2086 (immed_real_const_1): Adjust tests for 0, 1, and 2.
2087 Don't set CONST_DOUBLE_MEM.
2088 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
2089 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
2090 Put constant in const_alias_set.
2091 (struct pool_constant): ALIGN now unsigned.
2092 OFFSET now HOST_WIDE_INT.
2094 (restore_varasm_status): Deleted.
2095 (mark_pool_constant): Mark desc->rtl.
2096 (force_const_mem): Rework to store rtl in hash table,
2097 not CONST_DOUBLE_MEM.
2098 Put constant in const_alias_set.
2099 (find_pool_constant): Check desc->rtl.
2100 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
2101 (init_varasm_once): Initialize const_alias_set.
2103 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
2106 * reload.c (combine_reloads): Don't combine an output reload if there
2107 are other reloads around for part of the output.
2109 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
2110 constant expression.
2111 (set_mem_decl): New function.
2112 * expr.h (set_mem_decl): New declaration.
2113 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
2114 (output_asm_operand_names): Add tab.
2115 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
2117 * builtins.c (get_memory_rtx): Properly set MEM alias set and
2120 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2122 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
2123 Use "invalid" instead of "illegal". Use @r in comments in
2126 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
2128 * c-decl.c (pushdecl): Move block inside if conditional to remove
2129 possibility of a segfault. Lookup block-level extern
2130 variables in enclosing scopes correctly.
2132 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
2134 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2136 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
2137 SUBREG so we avoid SUBREGing memory.
2139 * expmed.c (store_bit_field): Same.
2141 2001-11-02 DJ Delorie <dj@redhat.com>
2143 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
2144 using FP registers for DImode mem-mem moves is acceptable.
2146 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2148 * builtins.c (apply_args_size): Handle vector arguments.
2149 (apply_result_size): Same.
2151 * machmode.def: Set WIDER mode field for all vector entries.
2153 2001-11-02 Graham Stott <grahams@redhat.com>
2155 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
2157 2001-11-01 Eric Christopher <echristo@redhat.com>
2159 * config.gcc: Revert part of earlier patch.
2160 * config/mips/linux.h: Ditto.
2161 * df.c: Include tm_p.h to avoid warnings.
2162 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
2164 * config/mips/mips.c: Define mips_abi regardless.
2165 (mips_output_function_prologues): Add long casts for .frame
2167 (override_options): Allow use of ABI_32.
2169 2001-11-01 Kazu Hirata <kazu@hxi.com>
2171 * config/m68hc11/m68hc11.c: Fix comment formatting.
2172 * config/m68hc11/m68hc11.h: Likewise.
2173 * config/m68hc11/m68hc11.md: Likewise.
2175 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
2177 * c-typeck.c (default_conversion): Retain the original expression
2179 * gcc.dg/Wparentheses.c: New tests.
2181 2001-11-01 David S. Miller <davem@redhat.com>
2183 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
2184 64-bit Sparc description more in line with reality.
2186 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
2188 * Makefile.in (GCOV_OBJS): Add version.o.
2189 * gcov.c: Include "version.h" and <getopt.h>.
2190 (gcov_version_string): Remove.
2191 (print_usage): Take a parameter to determine whether this is a
2192 call from --help or an error message. Give fuller output that
2193 follows the GNU Coding Standards for --help.
2194 (print_version): New function.
2196 (process_args): Use getopt_long. Support long options. Follow
2197 GNU Coding Standards for --help and --version.
2198 * doc/gcov.texi: Document long options.
2199 Addresses part of PR other/704.
2201 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2203 * pa.c (output_move_double): Fix typo in double load.
2205 2001-11-01 Kazu Hirata <kazu@hxi.com>
2207 * config/h8300/h8300.c (h8300_encode_label): Compute a string
2208 before passing it to ggc_alloc_string.
2210 2001-11-01 Kazu Hirata <kazu@hxi.com>
2212 * config/m68k/3b1.h: Fix comment formatting.
2213 * config/m68k/3b1g.h: Likewise.
2214 * config/m68k/a-ux.h: Likewise.
2215 * config/m68k/amix.h: Likewise.
2216 * config/m68k/apollo68.h: Likewise.
2217 * config/m68k/atari.h: Likewise.
2218 * config/m68k/aux-exit.c: Likewise.
2219 * config/m68k/ccur-GAS.h: Likewise.
2220 * config/m68k/crds.h: Likewise.
2221 * config/m68k/dpx2.h: Likewise.
2222 * config/m68k/dpx2g.h: Likewise.
2223 * config/m68k/hp310.h: Likewise.
2224 * config/m68k/hp320.h: Likewise.
2225 * config/m68k/isi.h: Likewise.
2226 * config/m68k/linux.h: Likewise.
2227 * config/m68k/lynx.h: Likewise.
2228 * config/m68k/m68k-psos.h: Likewise.
2229 * config/m68k/m68k.c: Likewise.
2230 * config/m68k/m68k.h: Likewise.
2231 * config/m68k/m68k.md: Likewise.
2232 * config/m68k/m68kelf.h: Likewise.
2233 * config/m68k/m68kv4.h: Likewise.
2234 * config/m68k/mot3300.h: Likewise.
2235 * config/m68k/news.h: Likewise.
2236 * config/m68k/next.h: Likewise.
2237 * config/m68k/pbb.h: Likewise.
2238 * config/m68k/plexus.h: Likewise.
2239 * config/m68k/sgs.h: Likewise.
2240 * config/m68k/sun3.h: Likewise.
2241 * config/m68k/tower.h: Likewise.
2242 * config/m68k/vxm68k.h: Likewise.
2244 2001-10-31 DJ Delorie <dj@redhat.com>
2246 * config/mips/mips.h (mips_cache_flush_func): Prototype.
2247 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
2248 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
2249 * config/mips/mips.c (mips_cache_flush_func): New.
2250 * doc/invoke.texi: Document the new options.
2252 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
2254 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
2255 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
2257 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
2259 * config/cris/cris.c: Include output.h after tree.h but before
2262 2001-10-31 Zack Weinberg <zack@codesourcery.com>
2264 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
2265 (INTL_SUBDIRS): Just intl.
2266 (.SUFFIXES): Add .gmo .po .pox.
2267 (native): Also depend on build-@POSUB@.
2268 (intl.all, intl.install): Depend on config.h and things it includes.
2269 (po-generated): New target; depend on c-parse.c and tradcif.c.
2270 (install-normal): Also depend on install-@POSUB@.
2271 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
2272 (build-, install-, build-po, update-po, install-po,
2273 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
2275 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
2276 * configure.in: Don't munge XGETTEXT. Don't generate
2278 * configure: Regenerate.
2280 * exgettext: Delete.
2281 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
2282 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
2284 2001-10-31 Kazu Hirata <kazu@hxi.com>
2286 * config/h8300/h8300.md (two anonymous patterns): New.
2288 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
2290 * tree.h (tree_index): Add support for V16QI and V8HI.
2291 (V8HI_type_node): New.
2292 (V16QI_type_node): New.
2294 * tree.c (build_common_tree_nodes_2): Same.
2296 * c-common.c (type_for_mode): Same.
2298 2001-10-31 Kazu Hirata <kazu@hxi.com>
2300 * config/i386/att.h: Fix comment formatting.
2301 * config/i386/beos-elf.h: Likewise.
2302 * config/i386/bsd.h: Likewise.
2303 * config/i386/bsd386.h: Likewise.
2304 * config/i386/crtdll.h: Likewise.
2305 * config/i386/cygwin.asm: Likewise.
2306 * config/i386/cygwin.h: Likewise.
2307 * config/i386/djgpp.h: Likewise.
2308 * config/i386/freebsd-aout.h: Likewise.
2309 * config/i386/freebsd.h: Likewise.
2310 * config/i386/gas.h: Likewise.
2311 * config/i386/i386-interix.h: Likewise.
2312 * config/i386/i386-protos.h: Likewise.
2313 * config/i386/i386.c: Likewise.
2314 * config/i386/i386.h: Likewise.
2315 * config/i386/i386.md: Likewise.
2316 * config/i386/i386elf.h: Likewise.
2317 * config/i386/interix.c: Likewise.
2318 * config/i386/isc.h: Likewise.
2319 * config/i386/isccoff.h: Likewise.
2320 * config/i386/iscdbx.h: Likewise.
2321 * config/i386/linux.h: Likewise.
2322 * config/i386/lynx.h: Likewise.
2323 * config/i386/mingw32.h: Likewise.
2324 * config/i386/netbsd-elf.h: Likewise.
2325 * config/i386/next.h: Likewise.
2326 * config/i386/osf1elf.h: Likewise.
2327 * config/i386/osfrose.h: Likewise.
2328 * config/i386/sco5.h: Likewise.
2329 * config/i386/seq-gas.h: Likewise.
2330 * config/i386/seq-sysv3.h: Likewise.
2331 * config/i386/sequent.h: Likewise.
2332 * config/i386/sol2.h: Likewise.
2333 * config/i386/sun386.h: Likewise.
2334 * config/i386/uwin.asm: Likewise.
2335 * config/i386/uwin.h: Likewise.
2336 * config/i386/vxi386.h: Likewise.
2337 * config/i386/win32.h: Likewise.
2338 * config/i386/winnt.c: Likewise.
2339 * config/i386/xm-cygwin.h: Likewise.
2340 * config/i386/xm-mingw32.h: Likewise.
2342 2001-10-31 Kazu Hirata <kazu@hxi.com>
2344 * builtins.def: Fix comment typos.
2345 * config/alpha.c: Likewise.
2346 * config/arm/arm.c: Likewise.
2347 * config/avr/avr.h: Likewise.
2348 * config/d30v/d30v.c: Likewise.
2349 * config/d30v/d30v.h: Likewise.
2350 * config/d30v/d30v.md: Likewise.
2351 * config/dsp16xx/dsp16xx.c: Likewise.
2352 * config/fr30/fr30.c: Likewise.
2353 * config/fr30/fr30.md: Likewise.
2354 * config/i386/i386.c: Likewise.
2355 * config/i860/i860.c: Likewise.
2356 * config/i960/i960.c: Likewise.
2357 * config/ia64/ia64.c: Likewise.
2358 * config/mips/mips.c: Likewise.
2359 * config/pa/pa.c: Likewise.
2360 * config/rs6000/rs6000.c: Likewise.
2361 * config/s390/s390.c: Likewise.
2362 * config/sparc/sparc.c: Likewise.
2364 2001-10-30 Kazu Hirata <kazu@hxi.com>
2366 * config/mips/elf.h: Fix comment formatting.
2367 * config/mips/elf64.h: Likewise.
2368 * config/mips/iris5.h: Likewise.
2369 * config/mips/iris5gas.h: Likewise.
2370 * config/mips/iris6.h: Likewise.
2371 * config/mips/isa3264.h: Likewise.
2372 * config/mips/linux.h: Likewise.
2373 * config/mips/mips.c: Likewise.
2374 * config/mips/mips.h: Likewise.
2375 * config/mips/mips.md: Likewise.
2376 * config/mips/mips16.S: Likewise.
2377 * config/mips/netbsd.h: Likewise.
2378 * config/mips/osfrose.h: Likewise.
2379 * config/mips/r3900.h: Likewise.
2380 * config/mips/sni-svr4.h: Likewise.
2381 * config/mips/svr4-t.h: Likewise.
2382 * config/mips/ultrix.h: Likewise.
2384 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
2386 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
2387 when we update head->current.
2389 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
2391 * tree.c (id_string_size): Remove.
2392 (dump_tree_statistics): Update.
2393 * toplev.c (compile_file): If dumping stats, dump tree stats too.
2395 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
2397 * sched-rgn.c (schedule_insns): Fix comment.
2399 2001-10-30 Zack Weinberg <zack@codesourcery.com>
2401 * configure.in: Correct previous change: don't assume that
2402 gas's version number _isn't_ the last thing on the line, or
2403 isn't the only number on the line, either.
2404 * configure: Regenerate.
2406 2001-10-30 Kazu Hirata <kazu@hxi.com>
2408 * cfgcleanup.c: Fix a comment typo.
2410 2001-10-30 Kazu Hirata <kazu@hxi.com>
2412 * alias.c: Fix comment formatting.
2413 * recog.c: Likewise.
2414 * config/cris/cris.c: Likewise.
2415 * config/cris/cris.h: Likewise.
2416 * config/i960/i960.c: Likewise.
2417 * config/i960/i960.h: Likewise.
2419 2001-10-30 Kazu Hirata <kazu@hxi.com>
2421 * config/arm/arm.c: Fix a comment typo.
2422 * config/arm/arm.h: Likewise.
2423 * config/ia64/ia64.c: Likewise.
2425 2001-10-30 Jakub Jelinek <jakub@redhat.com>
2427 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
2428 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
2429 * rtl.h (set_unique_reg_note): Change return value.
2430 * gcse.c (try_replace_reg): Use set_unique_reg_note.
2431 * cse.c (cse_insn): Likewise.
2432 * expr.c (emit_move_insn): Likewise.
2433 * explow.c (force_reg): Likewise.
2434 * local-alloc (update_equiv_regs): Likewise.
2435 * loop.c (move_moveables, load_mems): Likewise.
2436 * reload (find_reloads): Likewise.
2438 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
2441 * c-decl.c (parmlist_tags_warning, start_struct,
2442 check_for_loop_decls): Separate messages for struct, union and
2443 enum cases to allow for languages in which they have different
2445 * c-format.c (scanf_flag_specs): Separate short and long name of
2446 the assignment suppression feature.
2447 (check_format_types): Localize "pointer" and "different types"
2449 * c-lex.c (lex_number): Localize "an unsigned long int" and
2451 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
2453 * c-typeck.c (build_unary_up): Separate messages for increment and
2454 decrement cases to allow for languages in which they use different
2455 articles. Localize the strings "increment" and "decrement" in one
2458 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
2460 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
2461 when no changes has been made.
2463 * gcse.c (reg_set_bitmap): Turn into reg_set.
2464 (modify_mem_list_set, canon_modify_mem_list_set)
2465 (clear_modify_mem_tables, free_modify_mem_tables): New.
2466 (gcse_main); Use free_modify_mem_tables.
2467 (free_gcse_mem): Likewise; free the bitmaps.
2468 (alloc_gcse_main): Initialize the bitmaps.
2469 (canon_list_insert): Set canon_modify_mem_list_set.
2470 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
2471 (compute_hash_table): Use clear_modify_mem_tables.
2472 (reset_opr_set_tables): Likewise.
2473 (oprs_not_set_p): reg_set_bitmap is regset.
2474 (mark_set, mark_clobber): Likewise.
2476 * df.h (DF_EQUIV_NOTES): New constant.
2477 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
2480 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
2481 (init_regions, schedule_insns): Conditionalize the checking
2482 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
2484 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
2486 * i386.md (movti_rex64 splitter): Fix condition.
2488 2001-10-29 Zack Weinberg <zack@codesourcery.com>
2490 * configure.in: Do not assume that gas's version number is the
2491 last thing on the first line of as --version output.
2492 * configure: Regenerate.
2494 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
2495 MT_WARNING, MT_ERROR, MT_FATAL.
2496 (main): Call gcc_init_libintl.
2497 (v_message): Call gettext on msgid and "warning: "
2498 * tradcif.y: Include intl.h.
2499 (yyerror): Make parameter definition consistent with
2500 prototype. Call gettext on msgid argument.
2502 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2504 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
2507 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
2509 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2511 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
2512 before referencing it.
2514 2001-10-26 DJ Delorie <dj@redhat.com>
2516 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
2517 override -G, and force -G0.
2519 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2521 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
2522 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
2523 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
2524 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
2526 * loop.h (struct induction): Rename ext_dependant to
2528 * loop.c: Change all uses.
2529 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
2530 All callers changed.
2531 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
2533 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2535 * c-parse.in (expr_no_commas, primary), c-typeck.c
2536 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
2538 2001-10-29 David Edelsohn <edelsohn@gnu.org>
2540 Undo assemble_name change in earlier patch.
2542 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
2544 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
2545 determining the type of the receiver, do not check that TREE_CODE
2546 of receiver is CALL_EXPR before calling receiver_is_class_object().
2547 (receiver_is_class_object): For the GNU runtime: recognize
2548 the case that the receiver is self in a class method context.
2549 Check that TREE_CODE of receiver is CALL_EXPR when checking that
2550 the receiver is a call to objc_get_class.
2552 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2554 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
2556 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2558 * Makefile.in (OBJS): Put all files in alphabetical order.
2560 * dwarf2out.c (add_const_value_attribute): Fix error in last
2563 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
2565 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
2566 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
2568 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
2569 (life_analysis): call purge_all_dead_edges after deleting noops.
2570 (delete_noop_move): Do not purge CFG.
2571 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
2573 2001-10-28 David Edelsohn <edelsohn@gnu.org>
2575 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
2576 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
2577 (ASM_GLOBALIZE_LABEL): Use assemble_name.
2578 (ASM_OUTPUT_COMMON): Likewise.
2579 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
2580 (rs6000_output_function_epilogue): Likewise.
2581 (output_mi_thunk): Fix typo.
2582 (rs6000_output_symbol_ref): Use assemble_name.
2583 (output_toc): Likewise.
2584 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
2585 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
2586 assemble_name calls STRIP_NAME_ENCODING.
2587 (ASM_OUTPUT_LABEL): Use assemble_name.
2588 (ASM_GLOBALIZE_LABEL): Likewise.
2589 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2590 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
2591 (ASM_OUTPUT_LOCAL): Likewise.
2593 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2595 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
2596 (expand_builtin_apply, expand_builtin_return): Likewise.
2597 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
2599 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2601 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2602 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
2603 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
2604 configure, configure.in, except.c, except.h, flow.c, function.c,
2605 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
2606 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
2607 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
2608 unroll.c: Fix spelling errors.
2610 * doc/extend.texi, doc/invoke.texi: Fix spelling.
2612 * doc/gcc.texi: Document use of "dependent" and American spelling.
2614 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
2616 * expr.c (emit_group_load): Support CONCATs by storing them to memory
2619 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2621 * expr.c (store_constructor_field): Only call adjust_address on MEM.
2623 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
2625 * genrecog.c (write_switch): Output if before switch for
2626 DT_elt_zero_wide_safe.
2628 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2630 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
2631 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
2632 (FUNCTION_PROFILER): Const-ify.
2633 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
2634 (eliminate_constant_term, assemble_name, output_addr_const):
2635 Remove declarations.
2636 (ptr_half_pic_address_p, half_pic_hash): Prototype.
2637 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
2638 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
2639 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
2640 (half_pic_declare, half_pic_external): Const-ify.
2641 * toplev.c: Include "halfpic.h".
2643 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2645 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
2646 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
2647 config/i386/i386.c, config/i386/i386-interix.h,
2648 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
2649 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
2650 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
2651 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
2652 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
2653 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
2654 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
2657 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2658 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
2659 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
2660 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
2661 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
2662 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
2663 system.h, toplev.c: Fix spelling errors.
2665 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2667 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
2669 * dwarf2out.c (reg_number): Abort if pseudo.
2670 (reg_loc_descriptor): Return 0 if pseudo.
2671 (is_based_loc): Return 0 if pseudo.
2672 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
2674 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
2675 (loc_descriptor): Return 0 if can't find location and handle 0
2676 return from recursive calls.
2677 (loc_descriptor_from_tree): Likewise.
2678 Fix handling of indirect.
2679 Also return 0 for PLACEHOLDER_EXPR.
2680 Clean up COMPONENT_REF cases.
2681 (add_AT_location_descriptor): Simplify, but handle 0 return from
2683 (add_const_value_attribute): Avoid shift count warning.
2684 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
2685 Set comp_unit_die as context if not in function.
2687 * config/mips/mips-protos.h: Break up long lines.
2688 Remove needless #ifdef/#endif blocks.
2689 Don't declare functions declared in file made by genpreds or recog.h.
2690 * config/mips/mips.c (mips_output_function_prologue): TSIZE
2691 is now HOST_WIDE_INT; delete unneeded casts.
2692 * config/mips/mips.h: Don't use #elif.
2694 * expr.c (stor_constructor_field): Always call adjust_address.
2695 Copy TARGET before changing its alias set.
2696 (store_field): Likewise, for TO_RTX.
2697 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
2699 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
2700 (find_placeholder): Return 0 if can't find object.
2701 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
2704 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2706 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
2708 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
2710 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
2711 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
2712 (merge_blocks): Properly udpate life after making edge nonfallthru.
2713 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
2715 2001-10-26 Kazu Hirata <kazu@hxi.com>
2717 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
2719 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
2721 * c-typeck.c (convert_arguments): When comparing for enumeral
2722 type equality, use TYPE_MAIN_VARIANT.
2723 * gcc.dg/Wconversion.c: New tests.
2725 2001-10-26 Kazu Hirata <kazu@hxi.com>
2727 * s390/s390.c: Fix comment typos.
2728 * s390/s390.h: Likewise.
2729 * s390/s390.md: Likewise.
2731 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2733 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
2734 (walk_tree): Use it for tail calls where appropriate.
2736 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2738 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
2739 non-local label_refs.
2741 2001-10-26 Kazu Hirata <kazu@hxi.com>
2743 * config/h8300/h8300.md (4 anonymous patterns): New.
2745 2001-10-26 Kazu Hirata <kazu@hxi.com>
2747 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
2748 algorithm through the shift_info structure.
2749 (emit_a_shift): Update the use of get_shift_alg.
2751 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
2753 * sched-rgn.c: Remove bitset typedef.
2754 Change bitset to sbitmap in prototypes / variable types.
2756 Remove edgeset_bits.
2757 Remove edgeset_size.
2758 s/BITSET_ADD/SET_BIT/g
2759 s/BITSET_INVERT/sbitmap_ones/g
2760 s/BITSET_INTER/sbitmap_a_and_b/g
2761 s/BITSET_UNION/sbitmap_a_or_b/g
2762 s/BITSET_DIFFER/sbitmap_difference/g
2763 s/bitset_member/TEST_BIT/g
2764 (BITSET_*): Removed.
2765 (bitset_member): Removed.
2766 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
2767 EXECUTE_IF_SET_IN_SBITMAP.
2768 (split_edges): Rewrite, use sbitmap functions instead of bitset
2770 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
2772 2001-10-26 Andreas Schwab <schwab@suse.de>
2774 * reload1.c (emit_input_reload_insns): Fix parens in last
2775 (undocumented) change that was supposed to change only whitespace.
2777 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2779 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
2781 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
2784 2001-10-26 Andreas Jaeger <aj@suse.de>
2786 * flow.c (clear_log_links): Remove unused variable.
2787 * cfgcleanup.c (cleanup_cfg): Likewise.
2789 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2791 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
2792 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
2794 2001-10-26 Richard Henderson <rth@redhat.com>
2796 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
2797 rename PV_REG to R27_REG.
2798 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
2799 (REG_CLASS_FROM_LETTER): Update.
2800 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
2801 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
2802 (udivsi3, modsi3, umodsi3): Likewise.
2803 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
2805 2001-10-26 Richard Henderson <rth@redhat.com>
2807 * cfg.c (clear_aux_for_blocks): Split out of ...
2808 (free_aux_for_blocks): here.
2809 (clear_aux_for_edges): Split from ...
2810 (free_aux_for_edges): here.
2811 * basic-block.h: Declare them.
2812 * lcm.c (compute_antinout_edge): Use them.
2813 (compute_laterin, compute_available, compute_nearerout): Likewise.
2814 (optimize_mode_switching): Likewise.
2816 2001-10-26 Richard Henderson <rth@redhat.com>
2818 * Makefile.in (unstage*): Remove as, ld, collect-ld before
2819 moving everything back to the main build directory.
2821 2001-10-26 Christopher Faylor <cgf@redhat.com>
2823 * config/i386/cygwin.h: Search target specific include directory, if
2826 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2828 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
2829 of macro guards. Fix #endif comment.
2831 * output.h (default_exception_section, default_eh_frame_section):
2832 Move prototypes outside of macro guard.
2834 * crtstuff.c: Fix #endif comment.
2836 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
2838 * doc/md.texi (movMM): Clarify semantics of storing into a
2839 non-paradoxical SUBREG.
2841 2001-10-25 Zack Weinberg <zack@codesourcery.com>
2843 * langhooks.c (lang_hook_default_clear_binding_stack): New.
2844 (lang_hook_default_get_alias_set): Move next to other alias
2846 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
2847 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
2848 (LANG_HOOKS_INITIALIZER): Add it.
2849 * toplev.h (struct lang_hooks): Add clear_binding_stack.
2850 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
2851 instead of a loop calling poplevel.
2853 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
2855 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
2856 occurrences of #elif with #if...#endif.
2858 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2860 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
2862 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2864 * alias.c (can_address_p): No longer static.
2865 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
2866 Return 0 if all parameters are default values.
2867 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
2868 (adjust_address_1): Try harder to compute a size.
2869 * expr.c (expand_assignment, store_constructor): If can't address,
2870 set MEM_KEEP_ALIAS_SET_P.
2871 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
2872 (store_field): Likewise.
2873 (store_constructor): Simplify call to store_constructor_field.
2874 * expr.h (can_address_p): New declaration.
2875 * gensupport.c (gen_rtx_CONST_INT): New function.
2876 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
2877 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
2878 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
2880 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
2882 2001-10-24 Christopher Faylor <cgf@redhat.com>
2884 * config/i386/cygwin.h: Use proper path for mingw crt files when
2887 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2889 * dwarf2out.c (file_info_cmp): Always return consistent results.
2891 2001-10-24 Roger Sayle <roger@eyesopen.com>
2893 * stmt.c (expand_end_case): Index jumptables from zero for
2894 suitably small values of minval.
2896 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2898 * stor-layout.c (place_union_field): If any field was aligned with
2899 attribute aligned, set record type's TYPE_USER_ALIGN.
2900 (place_field): Likewise.
2901 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
2902 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2904 2001-10-24 Zack Weinberg <zack@codesourcery.com>
2906 * c-common.h (struct c_common_identifier): Remove rid_code field.
2907 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
2909 * c-typeck.c (constructor_designated): New local flag.
2910 (struct constructor_stack): Add "designated" field to match.
2911 (start_init): Clear it.
2912 (really_start_incremental_init, push_init_level): Push and
2914 (pop_init_level): Pop it.
2915 (set_designator): Set it.
2917 (pop_init_level): Suppress "missing initializer" warnings if
2918 constructor_designated is true.
2919 (process_init_element): Suppress warning about union
2920 initialization under traditional C, if constructor_designated
2923 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2925 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
2928 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
2930 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
2932 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
2934 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
2935 the node was already a set to a constant.
2937 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2939 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
2940 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
2942 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2944 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
2945 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
2946 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2947 * s390.c (s390_final_chunkify): Don't use string concatenation.
2948 (s390_function_prologue, s390_function_epilogue): Const-ify.
2949 * s390.h (FUNCTION_PROFILER): Remove unused variable.
2951 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2953 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
2956 2001-10-23 Stan Shebs <shebs@apple.com>
2958 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
2959 -traditional-cpp in first-stage compilation.
2961 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2963 * gensupport.c (target_flags): Add.
2965 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
2967 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
2969 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
2970 * except.c (expand_builtin_frob_return_addr): Likewise.
2971 (expand_builtin_eh_return): Likewise.
2972 * stmt.c (expand_computed_goto): Likewise.
2973 * explow.c (memory_address): Likewise.
2974 (allocate_dynamic_stack_space): Clean up predicate testing.
2975 (probe_stack_range): Convert SIZE to Pmode.
2976 * calls.c (rtx_for_function_call): Only call convert_memory_address
2978 Pass function call operand as ptr_mode, not Pmode.
2979 * expr.c (expand_assignment): Clean up calls to convert_memory
2980 address by only doing so when needed and making offsets Pmode.
2981 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
2982 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
2983 is in Pmode, not ptr_mode.
2985 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2987 * darwin-protos.h (constructor_section, destructor_section,
2988 mod_init_section, mod_term_section): Prototype.
2989 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
2991 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
2993 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
2994 objc_section_init declaration.
2995 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
2996 (objc_section_init, try_section_alias): Make static.
2997 (alias_section): Make static and hide unused function.
2998 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
3000 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3002 * alias.c (can_address_p): Compnonents are not addressable if
3003 the containing type has alias set 0.
3004 (get_alias_set): Rework to use STRIP_NOPS.
3005 Only call front-end routine on object, type, or object with
3006 NOPs stripped, not inner values.
3007 Use language hook to call front-end routine.
3008 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
3009 (expand_builtin_apply): Call set_mem_align on MEMs we make.
3010 Don't pass alignment to emit_block_move.
3011 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
3012 (expand_builtin_memset): Likewise, but for clear_storage.
3013 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
3014 and remove C++ specific parts.
3015 * c-common.h (c_common_get_alias_set): Add declaration.
3016 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
3017 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
3018 (save_fixed_argument_area): Call set_mem_align.
3019 Remove alignment in call to emit_block_move.
3020 (emit_library_call_value_1, store_one_arg): Likewise.
3021 (target_for_arg): Remove; disabled long ago.
3022 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
3023 once and similar cleanups.
3024 (offset_address): Use proper introductory comment.
3025 * expr.c (emit_block_move): Use alignment from that of MEM args, not
3026 from explicit operand; all callers changed.
3027 (clear_storage): Likewise.
3028 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
3029 (store_field): Remove kludge on alias set used for to_rtx.
3030 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
3031 (expand_expr_unaligned): Call set_mem_attributes instead of
3033 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
3034 * function.c (assign_stack_temp_for_type): Set MEM alignment.
3035 (expand_function_end): Track MEM attributes of trampolines.
3036 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
3037 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
3038 attributes from original.
3039 * langhooks.c (lang_hook_default_get_alias_set): New function.
3040 (hook_get_alias_set_0): New function.
3041 * langhooks.h (hook_get_alias_set_0): New declaration.
3042 (lang_hook_default_get_alias_set): Likewise.
3043 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
3044 * reload1.c (alter_reg): Use adjust_address_nv.
3045 * rtl.c (get_mode_alignment): Moved to here.
3046 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
3047 change default if unknown from 1 to BITS_PER_UNIT.
3048 * stor-layout.c (get_mode_alignment): Remove from here.
3049 * toplev.h (struct lang_hoks): Add get_alias_set field.
3050 * tree.h (lang_get_alias_set): Delete declaration.
3051 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
3052 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
3053 (ix86_va_arg): Likewise.
3054 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
3055 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3056 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3057 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3058 (expand_block_move_mem): Remove dead code.
3060 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
3062 * c-common.c (warn_div_by_zero): New.
3063 * c-common.h (warn_div_by_zero): New.
3064 * c-decl.c (c_decode_option): Take it on the command line.
3065 * c-typeck.c (build_binary_op): Warn about division by zero.
3066 * doc/invoke.texi: Document the new command line option, fix
3067 documentation of -Wmultichar.
3068 * testsuite/gcc.dg/divbyzero.c: New tests.
3069 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
3071 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3073 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
3075 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
3076 to avoid update_life_info call.
3077 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
3078 * cfgcleanup.c (bb_flags): New enum.
3079 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
3080 (notice_new_block, update_forwarder_flag): New functions.
3081 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
3082 (try_forward_edges): Likewise; update flags.
3083 (merge_blocks): Likewise.
3084 (outgoing_edges_match): Likewise.
3085 (try_crossjump_to_edge): Likewise.
3086 (try_optimize_cfg): Likewise; initialize and clear the flags;
3087 recompute life info if needed.
3088 (cleanup_cfg): No need to clear aux pointers.
3090 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
3092 * config/i386/i386.c (override_options): Default to minimum
3093 stack alignment when optimizing for code size.
3094 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
3097 * config/i386/i386.c (override_options): Set upper limit of
3098 -mpreferred-stack-boundary to 12.
3100 2001-10-22 Zack Weinberg <zack@codesourcery.com>
3102 * recog.c (peephole2_optimize): Add default case to switch.
3104 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
3106 * doc/gcc.texi (Sending Patches): Remove.
3108 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
3110 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
3111 fields when comparing.
3113 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3115 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
3116 * arm.c (HOST_INT, HOST_UINT): Likewise.
3118 2001-10-22 Stan Shebs <shebs@apple.com>
3120 * config/darwin-protos.h (darwin_exception_section): Declare.
3121 (darwin_eh_frame_section): Declare.
3123 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3125 * i386.md (movti_rex64): Fix mode.
3127 2001-10-22 Stan Shebs <shebs@apple.com>
3129 * target.h (struct gcc_target): Add asm_out.exception_section,
3130 asm_out.eh_frame_section.
3131 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
3132 (TARGET_ASM_EH_FRAME_SECTION): New.
3133 (TARGET_INITIALIZER): Update.
3134 * output.h (default_exception_section): Declare.
3135 (default_eh_frame_section): Declare.
3136 * dwarf2out.c: Include target.h.
3137 (output_call_frame_info): Call target hook for eh frames.
3138 (default_eh_frame_section): New function.
3139 * except.c: Include target.h.
3140 (output_function_exception_table): Call target hook for exception
3142 * varasm.c (default_exception_section): Rename from
3143 exception_section, remove EXCEPTION_SECTION macro.
3145 * config/darwin.h (darwin_eh_frame_section): New function.
3146 (EXCEPTION_SECTION): Remove.
3147 (TARGET_ASM_EXCEPTION_SECTION): Define.
3148 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
3149 (nextstep_exception_section): New function.
3150 (nextstep_eh_frame_section): New function.
3151 (TARGET_ASM_EXCEPTION_SECTION): Define.
3152 (TARGET_ASM_EH_FRAME_SECTION): Define.
3154 * config/pa/som.h (EXCEPTION_SECTION): Remove.
3155 (TARGET_ASM_EXCEPTION_SECTION): Define.
3156 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
3157 (EXCEPTION_SECTION): Remove.
3158 (TARGET_ASM_EXCEPTION_SECTION): Define.
3159 * config/stormy16/stormy16.h: Remove comments referencing
3160 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
3162 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
3163 TARGET_ASM_EH_FRAME_SECTION.
3165 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
3167 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
3170 * c-format.c: Fix spelling typo in comment.
3172 * sched-int.h: Fix typo in GCC preamble.
3174 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
3177 * doc/invoke.texi: Remove references to -fdump-translation-unit.
3179 2001-10-22 Richard Henderson <rth@redhat.com>
3181 * config/i386/i386.c (ix86_expand_clear): New.
3182 * config/i386/i386-protos.h: Declare it.
3183 * config/i386/i386.md (setcc peep2s): Use it.
3184 (movsi_xor): Unexport.
3186 2001-10-22 Richard Henderson <rth@redhat.com>
3188 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
3189 free_EXPR_LIST_list for LOG_LINKS.
3191 2001-10-21 Robert Lipe <robertlipe@usa.net>
3193 * config/i386/i386.c (sco_asm_named_section): Delete.
3194 (sco_asm_out_constructor): Delete.
3195 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
3196 (ASM_OUTPUT_DOUBLE_INT): Likewise.
3197 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
3198 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
3199 (EXCEPTION_SECTION): Delete EH scn renaming hack.
3201 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3203 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
3204 and/or fold extra calls into fewer ones.
3205 * collect2.c (dump_file): Likewise.
3206 * cppexp.c (parse_number): Likewise.
3207 * cpplex.c (_cpp_lex_direct): Likewise.
3208 * final.c (output_asm_insn, asm_fprintf): Likewise.
3209 * fix-header.c (inf_scan_ident, main): Likewise.
3210 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
3212 * fold-const.c (real_hex_to_f): Likewise.
3213 * gen-protos.c (parse_fn_proto): Likewise.
3214 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
3215 * genrecog.c (change_state, write_action): Likewise.
3216 * gensupport.c (shift_output_template): Likewise.
3217 * local-alloc.c (requires_inout): Likewise.
3218 * mips-tfile.c (IS_ASM_IDENT): Likewise.
3219 * protoize.c (is_id_char, main): Likewise.
3220 * real.c (asctoeg): Likewise.
3221 * recog.c (asm_operand_ok): Likewise.
3222 * reload.c (find_reloads): Likewise.
3223 * scan.c (scan_identget_token): Likewise.
3224 * sched-vis.c (print_value): Likewise.
3225 * stringpool.c (ggc_alloc_string): Likewise.
3226 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
3227 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
3228 * tradcpp.c (rescan): Likewise.
3229 * tree.c (clean_symbol_name): Likewise.
3230 * varasm.c (decode_reg_name): Likewise.
3232 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
3233 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
3234 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
3235 * m88k.c (output_ascii): Likewise.
3236 * m88k.h (OVERRIDE_OPTIONS): Likewise.
3237 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
3238 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
3239 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
3241 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3243 * langhooks.c (lang_hook_default_do_nothing,
3244 lang_hook_default_decode_option): New defaults.
3245 * langhooks.h: Make hooks unconditional and non-NULL.
3246 * toplev.c (compile_file, toplev_main): Update.
3247 * toplev.h: Update comments.
3248 * objc/objc-act.c (lang_hooks): Update to new paradigm.
3250 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3252 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
3254 * system.h (IN_RANGE): New macro.
3256 2001-10-21 Zack Weinberg <zack@codesourcery.com>
3258 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
3259 INTLDEPS variable, which does not include $LIBICONV.
3260 * Makefile.in: Use INTLDEPS in LIBDEPS.
3261 * configure: Regenerate.
3263 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3265 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
3266 * cpplex.c (lex_percent, lex_dot): Remove.
3267 (get_effective_char, skip_block_comment, skip_line_comment,
3268 parse_identifier_slow, parse_number, parse_string, save_comment,
3269 _cpp_lex_direct): Update to do lookback freely.
3270 (IF_NEXT_IS, BACKUP): New macros.
3271 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
3272 * cppmacro.c (paste_tokens): Update.
3274 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
3276 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
3278 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
3280 * reload1.c (reload): Check CONSTANT_P before calling
3281 LEGITIMATE_PIC_OPERAND_P.
3282 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
3283 workaround of 2001-10-13.
3285 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3287 * i386.c (split_di): Handle splitting of DFmode.
3289 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3291 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
3292 (adjust_address_1, offset_address): Likewise.
3294 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
3295 (output_asm_insn): Call it for each line output.
3296 Don't record an operand more than once.
3298 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
3299 * main.c: Include config.h and system.h, but not ansidecl.h.
3300 * Makefile.in (main.o): Update accordingly.
3302 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3304 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
3306 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3308 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
3309 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
3311 (find_sub_basic_blocks): ... here;
3312 (find_many_sub_basic_blocks): New.
3313 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
3315 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
3317 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
3319 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
3321 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
3322 * flow.c (update_life_info): Measure time.
3323 * c-decl.c: Include timevar.h
3324 (c_expand_body): Measure time.
3325 * toplev.c (rest_of_compilation): Measure time of mode switching
3327 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
3329 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
3330 (lang_independent_options): Add asynchronous-unwind-tables
3331 (toplev_main): flag_asynchronous_unwind_tables implies
3333 * flags.h (flag_asynchronous_unwind_tables): Declare.
3334 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
3335 flag_asynchronous_unwind_tables.
3336 (output_call_frame_info): Likewise.
3337 * invoke.texi (-fasynchronous-unwind-tables): Document.
3338 * i386.c (optimization_options): Enable
3339 flag_asynchronous_unwind_tables.
3341 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
3342 * i386.md (s* expanders): Destination is QImode.
3344 * toplev.c (rest_of_compilation): Do not call clear_log_links.
3345 * rtl.h (clear_log_links): Kill.
3346 * flow.c (clear_log_links): Make static; accept blocks parameter;
3347 do no clear life info.
3348 (update_life_info): Call clear_log_links.
3350 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
3352 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
3354 * cpplex.c (handle_newline, skip_escaped_newlines,
3355 get_effective_char, skip_block_comment, skip_line_comment,
3356 parse_identifier_slow, parse_number, parse_string,
3357 _cpp_lex_direct): Update to do more stepping back.
3358 (trigraph_ok): Similarly. Rename trigraph_p.
3359 (SAVE_STATE, RESTORE_STATE): Remove.
3360 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
3362 * cpplib.c (destringize): Rename destringize_and_run, and
3363 call run_directive directly.
3364 (_cpp_do__Pragma): Simplify.
3366 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * pe.c (arm_pe_unique_section): Const-ify.
3369 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
3370 (switch_to_section): Add static prototype.
3372 * output.h (drectve_section): Prototype.
3374 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3376 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
3377 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
3378 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
3379 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
3380 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3381 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
3382 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
3383 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
3384 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
3385 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
3386 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
3387 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
3388 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
3389 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
3390 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
3391 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
3392 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
3393 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
3394 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
3395 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
3396 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
3397 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
3398 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
3399 cris-*-none, cris-*-linux*: Update ${tmfile} list.
3400 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
3401 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
3402 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
3403 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
3404 v850-*-*): Delete superflous ${cpu_type} setting.
3405 * config/linux.h: Delete svr4.h include.
3406 (SET_ASM_OP): Delete.
3407 * config/netware.h (INT_ASM_OP): Undef before define.
3408 * config/ptx4.h: Delete elfos.h include.
3409 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
3410 * config/svr4.h: Delete elfos.h include. Update commentary.
3411 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
3412 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
3413 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
3414 config/v850/v850.h: Delete svr4.h include.
3415 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
3416 config/m68k/m68kv4.h, config/m88k/sysv4.h,
3417 config/sparc/sysv4.h: Update includes.
3418 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
3419 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
3420 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
3421 config/m88k/dguxbcs.h: Delete includes.
3422 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
3423 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
3424 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
3426 * config/m88k/dgux.h: Delete include.
3427 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
3429 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
3430 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
3431 * config/sh/elf.h: Update include.
3432 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
3433 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
3435 2001-10-19 Catherine Moore <clm@redhat.com>
3437 * config/stormy16/stormy-abi: Updates to varargs descriptions.
3438 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
3439 base and count fields.
3440 (stormy16_expand_builtin_va_start): last_reg_count changed to
3441 size_of_reg_args. Use count + size in first comparison.
3443 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3445 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
3446 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
3447 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
3448 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
3449 Set alignment from type if INDIRECT_REF.
3450 (adjust_address_1, offset_address): Simplify alignment compuitation.
3451 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
3452 here; done by set_mem_attributes.
3454 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3456 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
3457 * arm-protos.h (rdata_section, zero_init_section, common_section):
3459 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
3460 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
3461 traditional mode stringification.
3462 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
3463 in macros controling its use.
3464 * rtlanal.c: Include tm_p.h.
3465 * varasm.c (asm_output_aligned_bss): Mark parameter with
3467 (assemble_constant_align, assemble_start_function, assemble_align,
3468 assemble_variable, assemble_trampoline_template,
3469 output_constant_def_contents): Wrap potentially empty if-stmt body
3472 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3474 * a29k-protos.h (literal_section): Prototype.
3475 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
3476 * a29k.md: Ensure function pointers are prototyped.
3477 * genattrtab.c (write_eligible_delay): Mark parameter with
3480 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3482 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
3483 * 1750a.c (print_operand): Fix format specifier warning.
3484 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
3485 * 1750a.md: Likewise.
3486 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
3487 * genemit.c (output_add_clobbers): Mark parameter with
3489 * genrecog.c (write_subroutine): Likewise.
3490 * integrate.c (expand_inline_function): Delete unused variable.
3491 * varasm.c (remove_from_pending_weak_list): Wrap with
3494 2001-10-19 Jakub Jelinek <jakub@redhat.com>
3496 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
3497 field is different to previous argument's neg field.
3499 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
3501 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3503 * final.c (get_decl_from_op): New function.
3504 (output_asm_insn): Call it; write "*" when item with decl is address.
3506 2001-10-19 Janis Johnson <janis187@us.ibm.com>
3508 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
3509 about 64-bit support from the 3.0_branch version.
3511 2001-10-19 Zack Weinberg <zack@codesourcery.com>
3513 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
3514 USE_INCLUDED_LIBINTL when appropriate.
3515 * configure, config.in: Regenerate.
3516 * Makefile.in (datadir): Set to @datadir@.
3517 (intl.o): Also depend on $(CONFIG_H) and system.h.
3519 * intl.c: Factor out common gettext initialization sequence.
3520 (gcc_init_libintl): New function.
3521 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
3522 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
3523 off NLS. Add multiple include guard. No need to #ifdef-guard
3524 an #undef. Prototype gcc_init_libintl here.
3526 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
3527 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
3528 Use gcc_init_libintl.
3530 2001-10-19 Catherine Moore <clm@redhat.com>
3532 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
3534 * config/stormy16/stormy16.c (stormy16_split_move): Make
3535 sure that REG_INC notes are present for auto_inc operands.
3537 2001-10-19 Andreas Jaeger <aj@suse.de>
3539 * configure: Regenerated.
3540 * configure.in: Add x86_64 to switch statements.
3542 2001-10-18 Richard Henderson <rth@redhat.com>
3544 * config/alpha/alpha.md (sibcall_osf_1): Load destination
3545 address into $27 explicitly.
3546 (sibcall_value_osf_1): Likewise.
3548 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3550 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
3551 (offset_address): New function.
3552 (free_emit_status): Free regno_decl.
3553 (init_emit): Pass proper number of elements to xcalloc.
3554 Allocate regno_decl.
3555 (mark_emit_status): Mark regno_decl values.
3556 * expr.c (highest_pow2_factor): New function.
3557 (expand_assigment): Use it and offset_address.
3558 Properly handle ptr_mode vs. Pmode in offset calculation.
3559 (store_constructor, expand_expr_unaligned): Likewise.
3560 (expand_expr, case COMPONENT_EXPR): Likewise.
3561 * expr.h (offset_address): New decl.
3562 * function.h (struct emit_status): Add regno_decl.
3563 (REGNO_DECL): New macro.
3564 * final.c (output_asm_name): Move in file and don't conditionalize
3565 on flag_print_asm_name.
3566 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
3567 Output names of operands, if known.
3568 * function.c (assign_parms): Set REGNO_DECL.
3569 * integrate.c (integrate_decl_tree): Likewise.
3570 * stmt.c (expand_decl): Likewise.
3571 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
3573 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
3575 * attribs.c (handle_noinline_attribute): New function.
3576 (handle_used_attribute): Likewise.
3577 (c_common_attribute_table): Added noinline and used.
3578 * doc/extend.texi (Function Attributes): Document them.
3579 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
3580 Warn when merging inline with attribute noinline.
3581 (start_decl, start_function): Warn if inline and attribute
3582 noinline appear in the same declaration.
3584 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
3586 * config.gcc: Update c4x and i370 for C front end-specific
3588 * config/c4x/c4x-c.c: New.
3589 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
3590 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3592 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
3593 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3595 (c4x_init_pragma): Remove.
3596 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
3597 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
3598 c4x_pr_ignored): Move to c4x-c.c.
3599 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
3600 * config/c4x/t-c4x: Update.
3601 * config/i370/i370-c.c: New.
3602 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
3603 (i370_pr_map): Move to i370-c.c.
3604 * config/i370/t-i370: New.
3606 * doc/tm.texi: Update.
3608 2001-10-17 Stan Shebs <shebs@apple.com>
3610 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
3611 typo fixes throughout.
3612 (machopic_output_stub): Remove some dead code.
3614 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
3616 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
3619 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3621 * Makefile.in (print-rtl.o): Depend on TREE_H.
3622 * alias.c (get_alias_set): Make two passes over objects to first
3623 see if inner object is access via restricted pointer.
3624 Defer allocating alias set for restricted pointer until here.
3625 Call find_placeholder with second arg nonzero.
3627 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
3628 set for restricted pointer types.
3629 * emit-rtl.c (set_mem_attributes): Set more attributes.
3630 (set_mem_align, change_address, adjust_address_1): New functions.
3631 (change_address_1): Now static.
3632 (adjust_address, adjust_address_nv): Deleted.
3633 (replace_equiv_address): Call change_address_1.
3634 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
3635 (find_placeholder): Get starting point from PLIST arg.
3636 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
3637 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
3638 (adjust_address, adjust_address_nv): New macros.
3639 * print-rtl.c (tree.h): New include.
3640 (print_rtx, case MEM): Print all memory attributes.
3642 2001-10-17 Richard Henderson <rth@redhat.com>
3644 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
3646 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3648 * c-tree.texi: Eliminate duplicated word.
3649 * cpp.texi: Likewise.
3650 * install.texi: Likewise.
3651 * invoke.texi: Likewise.
3652 * tm.texi: Likewise.
3654 2001-10-17 Michael Collison <collison@isisinc.net>
3656 * dsp16xx.c: Fix comment formatting to match GNU standards.
3657 (dsp16xx_output_function_prologue): Change type of 'size'
3658 parameter from 'int' to HOST_WIDE_INT.
3659 (dsp16xx_output_function_epilogue): Change type of 'size'
3660 parameter from 'int' to HOST_WIDE_INT.
3662 2001-10-16 Richard Henderson <rth@redhat.com>
3664 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
3665 * configure, config.in: Rebuild.
3667 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
3668 (ix86_output_addr_diff_elt): New.
3669 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
3670 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3671 (JUMP_TABLES_IN_TEXT_SECTION): New.
3672 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
3673 * config/i386/i386-protos.h: Update.
3675 * config/i386/386bsd.h, config/i386/beos-elf.h,
3676 config/i386/freebsd-aout.h, config/i386/freebsd.h,
3677 config/i386/i386-interix.h, config/i386/i386elf.h,
3678 config/i386/linux.h, config/i386/netbsd-elf.h,
3679 config/i386/netbsd.h, config/i386/openbsd.h,
3680 config/i386/ptx4-i.h, config/i386/rtemself.h,
3681 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
3682 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
3684 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
3686 * stmt.c (expand_asm_operands): Update commentary.
3688 2001-10-16 Stan Shebs <shebs@apple.com>
3690 * config/darwin.h (GCC_NAME): Remove, no longer used.
3691 (NO_MATH_LIBRARY): Ditto.
3692 (MATH_LIBRARY): Define to emptiness.
3693 (DWARF2_DEBUGGING_INFO): Define.
3694 (PREFERRED_DEBUGGING_TYPE): Define.
3695 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
3696 (EXCEPTION_SECTION): Define.
3697 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3698 * config/darwin.c (darwin_encode_section_info): Handle case of
3699 DECL_INITIAL being error_mark_node.
3701 2001-10-16 Richard Henderson <rth@redhat.com>
3703 * alpha.c (current_file_function_operand): Don't fail for profiling.
3704 (direct_call_operand): New.
3705 * alpha-protos.h: Declare it.
3706 * alpha.h (EXTRA_CONSTRAINT): Use it.
3707 (PREDICATE_CODES): Add it.
3708 (ASM_OUTPUT_MI_THUNK): Remove.
3709 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
3710 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
3712 2001-10-16 Krister Walfridsson <cato@df.lth.se>
3714 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
3715 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3717 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3719 * cfg.c (free_edge): Break out from ....
3720 (remove_edge): ... here.
3721 (clear_edges): Use free_edge.
3723 * att.h (ASM_QUAD): Add comment.
3724 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
3726 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
3728 * i386.c (split_ti): New function.
3729 (ix86_split_to_parts): Support TImodes.
3730 * i386.h (VALID_INT_MODE_P): Add TImode.
3731 * i386.md (movdi splitter): Fix.
3732 (movti): Support 64bit integer registers.
3733 (movti_rex64): New function and splitter.
3735 * i386.c (*_cost): Add movsx/movzx cost.
3736 * i386.h (struct processor_costs): Add movsx/movzx fields.
3737 (RTX_COSTS): Handle zero/sign extend + avoid believing that
3738 64bit operations require split on 64bit machine.
3739 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
3741 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
3742 (ix86_expand_move): Avoid pushes of memory if size does not match;
3743 move long constants to register.
3744 (x86_initialize_trampoline): Fix mode.
3745 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
3746 Use ASM_QUAD on 64bit.
3747 * i386.md (test pattern): Disallow impossible constants.
3748 (tablejump PIC expander): Fix emitting of sum.
3749 (movdicc_rex64): Rename to movdicc.
3750 * linux64.h (LINK_SPEC): Add missing '%'.
3752 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
3754 * tree-inline.c (inlinable_function_p): Leave it up to the
3755 front-end to turn -finline-functions into DECL_INLINE set for all
3758 2001-10-16 Stan Shebs <shebs@apple.com>
3760 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
3762 2001-10-16 Alan Modra <amodra@bigpond.net.au>
3764 * recog.c: Formatting and comment typo fixes.
3766 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
3767 version in single tree build.
3768 * configure: Regenerate.
3770 2001-10-15 David Edelsohn <edelsohn@gnu.org>
3772 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
3773 MODE arguments to gen_rtx and compare operand with const0_rtx.
3775 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3777 * system.h: Poison old unused target macros.
3778 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3779 * config/stormy16/stormy16.c: Update references to obsolete macros.
3780 * config/stormy16/stormy16.h: Similarly.
3781 * config/stormy16/stormy16.md: Similarly.
3782 * config/cris/cris.h: Similarly.
3784 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3786 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
3787 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
3788 cpp_register_pragma): Update accordingly.
3790 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
3792 * c-pragma.h (cpp_register_pragma_space): Remove.
3793 * cpplib.h (cpp_register_pragma_space): Remove.
3794 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
3795 (cpp_register_pragma_space): Remove.
3796 (cpp_register_pragma): Simplify using lookup_pragma_entry,
3798 (do_pragma): Similarly.
3799 (_cpp_init_internal_pragmas): Don't register namespaces.
3801 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
3802 Don't register namespaces.
3803 * cp/lex.c (init_cp_pragma): Similarly.
3804 * doc/tm.texi: Update.
3806 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
3809 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
3811 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
3813 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
3814 add scheduling support.
3815 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
3816 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
3817 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
3820 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
3822 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
3823 missing CONSTANT_P test in core GCC.
3825 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
3827 * cppmain.c (struct printer): New member source.
3828 (scan_translation_unit): Fix spacing at start of lines.
3829 (cb_line_change): Update.
3831 * gcc.dg/cpp/spacing2.c: New test.
3833 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
3835 * config/cris/arit.c: Use __builtin_labs, not abs.
3837 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
3839 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
3840 misplaced sprintf and fprintf argument.
3842 2001-10-12 Zack Weinberg <zack@codesourcery.com>
3844 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
3845 * configure.in, Makefile.in: Take out obsolete check-po logic.
3846 * configure, config.in: Regenerate.
3848 2001-10-12 Ziemowit Laski <zlaski@apple.com>
3850 * objc/objc-act.c (finish_objc): Correct precondition for emitting
3851 symtab declarations.
3853 2001-10-12 Stan Shebs <shebs@apple.com>
3855 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
3856 declarations of arguments and local variables.
3858 2001-10-12 Christopher Faylor <cgf@redhat.com>
3860 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
3861 ENDFILE_SPEC definition.
3863 2001-10-12 Kazu Hirata <kazu@hxi.com>
3865 * gthr-dce.h: Fix comment formatting.
3866 * gthr-posix.h: Likewise.
3867 * gthr-single.h: Likewise.
3868 * gthr-solaris.h: Likewise.
3869 * gthr-vxworks.h: Likewise.
3870 * gthr-win32.h: Likewise.
3872 2001-10-12 Jakub Jelinek <jakub@redhat.com>
3874 * final.c (output_asm_insn): Make sure assembly dialects are
3875 terminated, not nested. Output `|' and `}' characters if they
3876 don't appear inside assembly dialect selection.
3877 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
3878 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
3879 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
3880 strsetsi_rex_1): Add {} braces.
3882 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3884 * toplev.c (compile_file): Ignore return value from yyparse.
3885 Always pop any nested binding levels after yyparse returns.
3887 2001-10-11 Richard Henderson <rth@redhat.com>
3889 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
3891 2001-10-11 Richard Henderson <rth@redhat.com>
3893 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
3894 fall back to add_AT_long_long for large CONST_INT.
3896 2001-10-11 Richard Henderson <rth@redhat.com>
3898 * config/i386/i386.md (setcc splitters): Add four splitters to
3899 simplify compound compares that simplify_comparison can't handle.
3901 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3903 * cpplex.c (digraph_spellings, token_spellings): Make static.
3905 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3907 * unroll.c (loop_iterations): Fixup last patch.
3909 2001-10-11 Richard Henderson <rth@redhat.com>
3911 * rtl.h (REG_VTABLE_REF): New.
3912 * rtl.c (reg_note_name): Add it.
3913 * combine.c (distribute_notes): Handle it.
3914 * final.c (final_scan_insn): Handle it.
3915 * tree.def (VTABLE_REF): New.
3916 * expr.c (expand_expr): Handle it.
3917 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
3918 * output.h: Declare them.
3920 2001-10-11 Richard Henderson <rth@redhat.com>
3922 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
3925 2001-10-11 David Edelsohn <edelsohn@gnu.org>
3927 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
3928 available in 64-bit mode.
3930 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3932 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
3933 cris-*-linux* cases.
3934 * config/cris/cris-protos.h: New file.
3935 * config/cris/cris.c: New file.
3936 * config/cris/cris.h: New file.
3937 * config/cris/cris.md: New file.
3938 * config/cris/linux.h: New file.
3939 * config/cris/aout.h: New file.
3940 * config/cris/arit.c: New file.
3941 * config/cris/cris_abi_symbol.c: New file.
3942 * config/cris/mulsi3.asm: New file.
3943 * config/cris/t-aout: New file.
3944 * config/cris/t-cris: New file.
3945 * config/cris/t-elfmulti: New file.
3946 * config/cris/t-linux: New file.
3947 * doc/invoke.texi: Add CRIS options.
3948 * doc/install.texi (Specific): Add blurb for CRIS.
3950 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
3952 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
3954 * config/float/i32.h: Likewise.
3955 * config/float-i386.h: Likewise.
3956 * config/float-i64.h: Likewise.
3957 * config/float-m68k.h: Likewise.
3958 * config/float-sh.h: Likewise.
3959 * config/float-sparc.h: Likewise.
3961 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3963 * doc/contrib.texi: Add note about CRIS port to my entry.
3965 2001-10-11 Kazu Hirata <kazu@hxi.com>
3967 * basic-block.h: Fix formatting.
3968 * bitmap.h: Likewise.
3969 * cpplib.h: Likewise.
3970 * c-tree.h: Likewise.
3971 * diagnostic.h: Likewise.
3972 * flags.h: Likewise.
3974 * longlong.h: Likewise.
3976 * reload.h: Likewise.
3980 2001-10-10 Richard Henderson <rth@redhat.com>
3982 * c-parse.in (asm_operand): Allow named operands.
3983 * genconfig.c (max_recog_operands): Set to 29.
3984 * local-alloc.c (requires_inout): Skip multiple digits.
3985 * recog.c (asm_operand_ok): Likewise.
3986 (preprocess_constraints): Use strtoul for matching constraints.
3987 (constrain_operands): Likewise.
3988 * regmove.c (find_matches): Likewise.
3989 * reload.c (find_reloads): Likewise.
3990 * stmt.c (parse_output_constraint): Don't reject in-out
3991 constraint on operands > 9. Reject '[' in constraint.
3992 (expand_asm_operands): Handle named operands. Use strtoul
3993 for matching constraints.
3994 (check_operand_nalternatives): Split out from expand_asm_operands.
3995 (check_unique_operand_names): New.
3996 (resolve_operand_names, resolve_operand_name_1): New.
3998 * doc/extend.texi (Extended Asm): Document named operands.
3999 * doc/md.texi (Simple Constraints): Document matching constraints
4002 2001-10-10 Richard Henderson <rth@redhat.com>
4004 * combine.c (try_combine): Handle a SEQUENCE of one insn.
4006 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
4007 (jcc splitters): Add two splitters to simplify compound compares
4008 that simplify_comparison can't handle.
4010 2001-10-10 Richard Henderson <rth@redhat.com>
4012 * langhooks.c: Include langhooks.h.
4013 * Makefile.in (langhooks.o): Depend on it.
4015 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
4017 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
4018 should not be considered as a no-op.
4019 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
4021 2001-10-10 Stan Shebs <shebs@apple.com>
4023 * alias.c: Remove uses of "register" specifier in declarations
4024 of arguments and local variables.
4025 * c-common.c: Ditto.
4026 * c-convert.c: Ditto.
4028 * c-format.c: Ditto.
4029 * c-semantics.c: Ditto.
4030 * c-typeck.c: Ditto.
4031 * caller-save.c: Ditto.
4034 * cfgbuild.c: Ditto.
4036 * collect2.c: Ditto.
4040 * cppfiles.c: Ditto.
4043 * defaults.h: Ditto.
4045 * dwarf2out.c: Ditto.
4046 * dwarfout.c: Ditto.
4047 * emit-rtl.c: Ditto.
4052 * fix-header.c: Ditto.
4053 * floatlib.c: Ditto.
4055 * fold-const.c: Ditto.
4056 * function.c: Ditto.
4059 * gen-protos.c: Ditto.
4060 * genattrtab.c: Ditto.
4061 * gencheck.c: Ditto.
4062 * genconfig.c: Ditto.
4064 * genextract.c: Ditto.
4065 * genflags.c: Ditto.
4066 * gengenrtl.c: Ditto.
4067 * genoutput.c: Ditto.
4069 * genrecog.c: Ditto.
4070 * gensupport.c: Ditto.
4074 * haifa-sched.c: Ditto.
4075 * hard-reg-set.h: Ditto.
4077 * integrate.c: Ditto.
4080 * local-alloc.c: Ditto.
4082 * mips-tdump.c: Ditto.
4083 * mips-tfile.c: Ditto.
4086 * print-rtl.c: Ditto.
4087 * read-rtl.c: Ditto.
4090 * reg-stack.c: Ditto.
4091 * regclass.c: Ditto.
4096 * resource.c: Ditto.
4100 * sched-deps.c: Ditto.
4101 * sched-rgn.c: Ditto.
4103 * simplify-rtx.c: Ditto.
4105 * stor-layout.c: Ditto.
4112 * xcoffout.c: Ditto.
4114 2001-10-10 Richard Henderson <rth@redhat.com>
4116 * rtl.h (can_reverse_comparison_p): Remove.
4118 2001-10-10 Christopher Faylor <cgf@redhat.com>
4120 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
4123 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4125 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
4126 (Thanks to Chris Faylor for suggesting macro name).
4127 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
4129 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
4130 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
4131 (MATH_LIBRARY): Undef before definition.
4132 (OUTPUT_QUOTED_STRING): Likewise.
4133 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
4135 2001-10-10 Richard Henderson <rth@redhat.com>
4137 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
4138 (fde_unencoded_compare): Likewise. Don't use subtraction to get
4139 a tristate comparison value.
4140 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
4142 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4145 * unroll.c (loop_iterations): Ignore insns generated by loop
4148 * config.gcc (mips*-*-gnu*): Delete support.
4149 * config/mips/gnu.h: Remove.
4151 2001-10-10 Kazu Hirata <kazu@hxi.com>
4153 * calls.c: Fix formatting.
4154 * c-decl.c: Likewise.
4155 * cfgcleanup.c: Likewise.
4156 * combine.c: Likewise.
4157 * cppfiles.c: Likewise.
4158 * cpplib.c: Likewise.
4159 * cppmacro.c: Likewise.
4160 * crtstuff.c: Likewise.
4162 * dwarf2out.c: Likewise.
4163 * expmed.c: Likewise.
4165 * fold-const.c: Likewise.
4166 * function.c: Likewise.
4168 * genattrtab.c: Likewise.
4169 * ggc-page.c: Likewise.
4170 * integrate.c: Likewise.
4171 * libgcc2.c: Likewise.
4173 * optabs.c: Likewise.
4174 * profile.c: Likewise.
4175 * protoize.c: Likewise.
4177 * recog.c: Likewise.
4178 * reload1.c: Likewise.
4179 * reload.c: Likewise.
4180 * reorg.c: Likewise.
4181 * resource.c: Likewise.
4182 * sched-rgn.c: Likewise.
4183 * sdbout.c: Likewise.
4185 * toplev.c: Likewise.
4186 * varasm.c: Likewise.
4188 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
4190 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
4191 * Makefile.in (langhooks.o): Add dependencies.
4193 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
4195 * rs6000.c (rs6000_emit_load_toc_table): Don't
4196 strdup the toc label.
4197 (create_TOC_reference): Likewise.
4199 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4201 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
4204 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4206 * config/i386/i386.c (ix86_attribute_table): Correct
4207 min_len, max_len fields for dllimport, dllexport and shared.
4209 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
4211 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
4212 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
4213 Consistently use "nonzero" instead of "non-zero".
4215 2001-10-09 Kazu Hirata <kazu@hxi.com>
4217 * acconfig.h: Fix comment formatting.
4218 * c-dump.h: Likewise.
4219 * c-tree.h: Likewise.
4220 * conditions.h: Likewise.
4222 * function.h: Likewise.
4224 * hwint.h: Likewise.
4225 * integrate.h: Likewise.
4228 * optabs.h: Likewise.
4230 2001-10-09 Kazu Hirata <kazu@hxi.com>
4232 * c-common.h: Fix comment formatting.
4233 * c-dump.c: Likewise.
4235 * diagnostic.h: Likewise.
4236 * except.c: Likewise.
4238 * gcov-io.h: Likewise.
4239 * genattrtab.c: Likewise.
4240 * output.h: Likewise.
4241 * predict.h: Likewise.
4242 * reload1.c: Likewise.
4243 * reload.h: Likewise.
4244 * resource.h: Likewise.
4246 * system.h: Likewise.
4248 * tree-inline.c: Likewise.
4249 * tsystem.h: Likewise.
4250 * varasm.c: Likewise.
4251 * xcoffout.h: Likewise.
4253 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4255 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
4257 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4259 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
4260 config/i386/i386elf.h, config/i386/netbsd-elf.h,
4261 config/i386/netware.h, config/mcore/gfloat.h,
4262 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
4263 config/netware.h, gccbug.in: Update FSF address.
4265 2001-10-09 Kazu Hirata <kazu@hxi.com>
4267 * c-common.c: Fix comment typos.
4268 * cfgrtl.c: Likewise.
4269 * collect2.c: Likewise.
4270 * cpplex.c: Likewise.
4271 * doloop.c: Likewise.
4272 * dwarf2out.c: Likewise.
4273 * dwarfout.c: Likewise.
4275 * fold-const.c: Likewise.
4279 * global.c: Likewise.
4280 * ifcvt.c: Likewise.
4282 * optabs.c: Likewise.
4283 * protoize.c: Likewise.
4284 * regclass.c: Likewise.
4285 * reorg.c: Likewise.
4289 * doc/cpp.texi: Likewise.
4290 * doc/c-tree.texi: Likewise.
4291 * doc/extend.texi: Likewise.
4292 * doc/invoke.texi: Likewise.
4293 * doc/objc.texi: Likewise.
4294 * doc/tm.texi: Likewise.
4296 2001-10-08 Richard Henderson <rth@redhat.com>
4298 * varasm.c (set_named_section_flags): Initialize "declared".
4300 2001-10-08 Robert Lipe <robertlipe@usa.net>
4302 * varasm.c (struct in_named_entry): Add declared.
4303 (named_section_first_declaration): New function.
4304 (default_elf_asm_named_section): Use it.
4305 * output.h (named_section_first_declaration): New.
4307 2001-10-08 Richard Henderson <rth@redhat.com>
4309 * i386.md (movsi_xor): Export.
4310 (setcc peep2): Use it when available; add an alternative to
4311 match zero_extendhisi2_and.
4313 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4315 * romp-protos.h (romp_initialize_trampoline): New function.
4316 * romp.c (romp_initialize_trampoline): Likewise.
4317 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
4318 romp_initialize_trampoline.
4320 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4322 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
4323 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4324 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4325 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4327 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4329 * unroll.c (loop_iterations): Extend check for multiple back edges.
4331 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
4333 * langhooks.h: New file.
4334 * Makefile.in (OBJS): Added langhooks.o.
4335 (c-lang.o): Depend on langhooks.h.
4336 (c-common.o): Don't depend on tree-inline.h.
4337 (tree-inline.o): Depend on toplev.h.
4338 (langhooks.o): New rule.
4339 * c-common.c: Don't include tree-inline.h.
4340 (c_mark_lang_decl): Mark argument c as unused.
4341 (c_common_lang_init): Don't initialize hooks here.
4342 * c-lang.c: Include langhooks.h, then override some macros.
4343 (lang_hooks): Initialize with macros in langhooks.h.
4344 (c_init): Don't initialize hooks here.
4345 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
4346 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
4347 * tree-inline.c: Include toplev.h. Don't define hook variables.
4348 * tree-inline.h: Don't define hook types nor declare hook
4349 variables. Move macros to...
4350 * langhooks.c: ... new file, as functions. Adjust all callers.
4352 2001-10-08 Jeffrey A Law <law@cygnus.com>
4354 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
4355 purge_mem_unchanging_flag on all instructions, not just on those
4356 before NOTE_INSN_FUNCTION_BEG.
4358 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4360 * cppmacro.c (_cpp_create_definition): Leave comments off.
4362 * doc/cpp.texi: Update.
4364 2001-10-08 DJ Delorie <dj@redhat.com>
4366 * c-decl.c (grokfield): Make sure the only unnamed fields
4367 we're allowing are either structs or unions.
4368 * doc/extend.texi: Add documentation for the unnamed field
4371 2001-10-08 Zack Weinberg <zack@codesourcery.com>
4373 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
4374 * configure.in: Use it.
4375 * configure: Regenerated.
4376 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
4377 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
4379 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4381 * cppfiles.c (open_file): Don't mark zero-length files
4382 never-reread here. Don't output diagnostics here either.
4383 (stack_include_file): Mark them never-reread here.
4384 (_cpp_read_file): Update.
4386 2001-10-08 Richard Henderson <rth@redhat.com>
4388 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4390 2001-10-08 Richard Henderson <rth@redhat.com>
4392 * expr.c (store_expr): When converting a CONST_INT for storage
4393 in a SUBREG, convert it to both SUBREG modes before stripping
4396 2001-10-08 Richard Henderson <rth@redhat.com>
4398 * varasm.c (restore_varasm_status): New.
4399 * function.h: Declare it.
4400 * function.c (pop_function_context_from): Call it.
4402 2001-10-08 Richard Henderson <rth@redhat.com>
4404 * c-common.h (struct c_lang_decl): Add declared_inline.
4405 * c-tree.h (DECL_DECLARED_INLINE_P): New.
4406 * c-lang.c (c_disregard_inline_limits): Use it.
4407 * c-decl.c (duplicate_decls): Likewise.
4408 (pushdecl, redeclaration_error_message): Likewise.
4409 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
4410 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
4411 Set DECL_INLINE if -finline-functions.
4412 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
4414 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4416 * cppmacro.c (funlike_invocation_p): Move some logic to caller
4417 in enter_macro_context. Create a padding token in its own context
4418 if necessary when the search for '(' fails.
4419 (enter_macro_context): Update.
4421 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4423 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
4424 genmultilib, toplev.c: Fix spelling errors of "separate" as
4425 "seperate", and corresponding spelling errors of related words.
4427 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4429 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
4430 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
4432 * c-dump.c (dump_option_value_info): Likewise.
4433 * c-format.c (format_length_info, format_char_info,
4434 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
4435 * collect2.c (names): Likewise.
4436 * cppdefault.h (default_include): Likewise.
4437 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
4438 * flow.c (life_analysis): Likewise.
4439 * gcc.c (dir_separator_str, modify_target, option_map,
4440 target_option_translations, spec_list_1, extra_specs_1,
4441 init_spec): Likewise.
4442 * gcov.c (gcov_version_string): Likewise.
4443 * genattr.c (write_units): Likewise.
4444 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
4445 * gengenrtl.c (rtx_definition, defs): Likewise.
4446 * genrecog.c (pred_table): Likewise.
4447 * global.c (global_alloc): Likewise.
4448 * lcm.c (optimize_mode_switching): Likewise.
4449 * local-alloc.c (find_free_reg): Likewise.
4450 * params.h (param_info): Likewise.
4451 * predict.c (predictor_info): Likewise.
4452 * protoize.c (unexpansion_struct): Likewise.
4453 * real.c (bmask): Likewise.
4454 * recog.h (insn_operand_data, insn_data): Likewise.
4455 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
4456 * stmt.c (expand_nl_goto_receiver): Likewise.
4457 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
4458 target_switches, target_options): Likewise.
4459 * tradcif.y (token, tokentab2, yylex): Likewise.
4460 * tree.h (attribute_spec): Likewise.
4462 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
4464 * arc.c (arc_output_function_epilogue): Likewise.
4465 * arm.c (processors, all_cores, all_architectures,
4466 arm_override_options, isr_attribute_arg, isr_attribute_args,
4467 arm_isr_value): Likewise.
4468 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
4470 * c4x.c (c4x_int_reglist): Likewise.
4471 * d30v.c (override_options): Likewise.
4472 * h8300.c (shift_insn): Likewise.
4473 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
4474 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
4475 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
4476 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
4477 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
4478 * i386.h (processor_costs, ix86_cost): Likewise.
4479 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
4480 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
4481 * m68k.c (codes_68881, codes_FPA): Likewise.
4482 * m88k.c (mode_from_align, max_from_align, all_from_align,
4483 best_from_align, m_options): Likewise.
4484 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
4485 * mcore.c (mode_from_align): Likewise.
4486 * mips/elf64.h (UNIQUE_SECTION): Likewise.
4487 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
4488 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
4489 * mips.h (mips_regno_to_class): Likewise.
4490 * ns32k.c (scales): Likewise.
4491 * pa.c (import_string, magic_milli): Likewise.
4492 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
4493 * sparc.c (leaf_reg_remap, sparc_override_options,
4494 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
4496 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
4498 2001-10-07 Dale Johannesen <dalej@apple.com>
4500 * reload1.c (reload_reg_free_p): Teach register interference
4501 checking that multiple output reloads are emitted in
4503 reload1.c (reload_reg_reaches_end_p): Ditto.
4504 reload1.c (reloads_conflict): Ditto.
4506 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4508 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
4509 NULL_TREE inside @code.
4511 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4513 * doc/gcc.texi: Document consistent style of "32-bit",
4514 "Objective-C", and "@code{NULL}".
4516 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4518 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
4519 (cpp_token_len, cpp_spell_token, cpp_output_token,
4520 _cpp_equiv_tokens): Handle it.
4521 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
4522 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
4523 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
4526 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4528 * gcc.c (default_compilers): Remove .ada.
4530 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
4532 * doc/cppinternals.texi: Update.
4534 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4536 * gcc.c (main): Set this_file_error if the appropriate
4537 compiler for a language has not been installed.
4539 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
4541 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
4543 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
4545 * gccbug.in (CATEGORIES): Add ada.
4547 2001-10-05 Catherine Moore <clm@redhat.com>
4549 * config/stormy16/stormy-abi: Document abi changes.
4550 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
4551 (ICALL_REGS): New register class.
4552 (NUM_ARGUMENT_REGISTERS): Now 6.
4553 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
4555 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
4556 * config/stormy16.md (call_internal, call_value_internal,
4557 indirect_jump): Use new 'z' constraint.
4559 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4561 * doc/cppinternals.texi: Update.
4563 2001-10-05 Richard Henderson <rth@redhat.com>
4565 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
4566 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
4567 the gas section-name-as-label feature.
4569 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4571 * doc/cppinternals.texi: Update.
4573 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4575 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
4576 to ensure valid SImode constants.
4578 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
4580 * Makefile.in (c-decl.o): Depend on tree-inline.h.
4581 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
4582 * c-decl.c: Include tree-inline.h.
4583 (c_expand_body): Call optimize_inline_calls. Determine whether
4584 a function is inlinable upfront, and only clear
4585 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
4586 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
4587 (c_disregard_inline_limits): New function.
4588 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
4589 (c_post_options): Enable tree inlining if inlining is enabled.
4590 Don't inline trees when instrumenting functions.
4591 (c_init): Initialize lang_disregard_inline_limits and
4592 lang_cannot_inline_tree_fn.
4593 * tree-inline.c (initialize_inlined_parameters): Handle calls
4594 with fewer arguments than declared parameters, and fewer
4595 parameters than passed arguments. Don't assume value is a
4597 (declare_return_variable): Convert return value back to the
4598 original type, if it was promoted.
4599 (tree_inlinable_function_p): New function.
4600 (inlinable_function_p): Don't look at DECL_INLINE if we're
4601 inlining all functions. Make it work with a NULL id.
4602 Re-check DECL_UNINLINABLE after language-specific checks.
4603 * tree-inline.h (tree_inlinable_function_p): Declare it.
4604 * integrate.c (save_for_inline): Don't bother to prepare argvec
4606 * cse.c (check_for_label_ref): Don't check deleted labels.
4608 * Makefile.in (tree-inline.o): Depend on newly-included headers.
4609 * tree-inline.c: Include headers needed for the functions moved in.
4610 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
4611 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
4612 (copy_body, initialize_inlined_parameters): Likewise.
4613 (declare_return_variable, inlinable_function_p): Likewise.
4614 (expand_call_inline, expand_calls_inline): Likewise.
4615 (optimize_inline_calls, clone_body): Likewise.
4616 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
4617 (copy_tree_r, remap_save_expr): Likewise.
4619 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
4621 * Makefile.in (OBJS): Added tree-inline.o.
4622 (c-common.o): Depend on tree-inline.h.
4623 (tree-inline.o): New target.
4624 * c-common.c: Include tree-inline.h.
4625 (c_mark_lang_decl): Don't mark saved_tree.
4626 (c_common_lang_init): Set lang_anon_aggr_type_p.
4627 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
4628 (struct c_lang_decl): Moved saved_tree to tree_decl.
4629 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
4630 * integrate.h (function_attribute_inlinable_p): Declare it.
4631 * integrate.c (function_attribute_inlinable_p): Export it.
4632 * tree-inline.c: New file. Define variables declared in...
4633 * tree-inline.h: New file. Declare functions to be moved to
4634 tree-inline.c. Define macros and declare types and hooks for
4635 language-specific tree inlining.
4636 (flag_inline_trees): Moved definition from cp/decl2.c.
4637 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
4638 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
4639 (struct tree_decl): Moved saved_tree from c_lang_decl and
4640 inlined_fns from C++'s lang_decl.
4642 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
4644 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
4645 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
4647 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
4649 * doc/cppinternals.texi: Update.
4651 2001-10-04 Eric Christopher <echristo@redhat.com>
4653 * config/mips/mips.c (init_cumulative_args): Remember to set
4655 * config.gcc: Redo linux configuration. Add target_cpu_default
4656 of soft-float to all mipsisa32 combinations and tx39.
4657 * config/mips/linux.h: Remove include of mips.h.
4659 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
4661 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
4662 HOST_LDFLAGS and HOST_CPPFLAGS.
4664 2001-10-03 Ziemowit Laski <zlaski@apple.com>
4666 * c-parse.in (objc_inherit_code, objc_pq_context,
4667 objc_public_flag): Make static.
4668 (objc_interface_context, objc_implementation_context,
4669 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
4670 global tree array in objc/objc-act.[ch].
4671 (methoddef): Remove unnecessary code.
4673 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
4674 Hoist struct definitions to objc-act.h.
4675 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
4676 cat_count): Place declaration in objc-act.h.
4677 (objc_tree_index): Move enumeration to objc-act.h.
4678 (objc_global_trees): Place declaration and macro accessors in
4680 (implementation_context): Remove duplicate; use
4681 objc_implementation_context instead:
4682 (method_context): Remove duplicate; use objc_method_context
4684 (objc_ellipsis_node, objc_method_prototype_template,
4685 implemented_classes, function_type): Move global vars to
4687 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
4688 (build_message_expr): Move actual construction of ObjC message
4689 send nodes to finish_message_expr.
4690 (finish_message_expr): New routine, contains code formerly in
4692 * objc/objc-act.h (finish_message_expr): New prototype.
4693 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
4694 declarations; these vars are now part of objc_global_trees.
4695 (objc_tree_index, objc_global_trees): Move definitions from
4697 * objc/objc-tree.def: Update copyright info.
4699 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
4701 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
4703 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
4704 only if TARGET_ARCH64.
4706 2001-10-02 Bernd Schmidt <bernds@redhat.com>
4708 * doc/extend.texi: Fix some problems with previous checkin.
4709 * doc/invoke.texi: Likewise.
4711 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
4713 * cpphash.h: Update comments.
4714 (cpp_context): Update.
4715 (spec_nodes): Remove n__Pragma.
4716 * cppinit.c (cpp_create_reader): Update.
4717 (builtin_array): Add _Pragma.
4718 * cpplib.h: Update comments.
4719 (NODE_DISABLED, BT_PRAGMA): New.
4720 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
4721 * cppmacro.c (struct cpp_macro): Remove disabled.
4722 (builtin_macro): Return int, handle _Pragma, push the new token
4723 on the context stack.
4724 (funlike_invocation_p): Unconstify, update.
4725 (enter_macro_context): Handle builtins here.
4726 (replace_args, push_token_context, push_ptoken_context):
4727 Update for prototype changes.
4728 (_cpp_pop_context): Update.
4729 (cpp_get_token): Don't handle buitins, nor _Pragma here.
4730 (cpp_sys_macro_p): Update.
4731 (_cpp_free_definition): Clear disabled flag.
4732 (_cpp_create_definition): Upate.
4733 * cppmain.c: Update comments.
4735 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
4736 Andreas Jaeger <aj@suse.de>,
4737 Jan Hubicka <jh@suse.cz>
4739 * doc/invoke.texi (i386 Options): Document x86-64 options.
4740 (i386 and x86-64 Options): Rename i386 options section.
4742 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
4743 (TARGET_SWITCHES): Add -munwind-info.
4744 (MASK_NO_UNWIND_INFO): New.
4745 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
4747 (ASM_OUTPUT_DOUBLE_INT): New.
4749 * config/i386/linux64.h: New spec file for Linux x86-64 support.
4750 * config.gcc: Fix tm_file settings for x86-64.
4751 * config/i386/x86-64.h: New file with OS independent x86-64
4753 * config/i386/biarch64.h: New file used to configure compiler
4754 to biarch/64bit compilation.
4756 * config/i386/i386.c: (override_options): Set flags default
4757 for 64bit compilation.
4759 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4761 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
4762 (ix86_expand_int_movcc): Optimize DImode conditional moves with
4763 constants on x86_64.
4764 (ix86_attr_length_immediate_default): Support MODE_DI.
4765 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
4767 (indirect_jump, tablejump): Turn into expander.
4769 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4771 * c-common.c (c_format_attribute_table): Make format and
4772 format_arg attributes apply to function types rather than to
4774 (is_valid_printf_arglist): Construct an attribute list and pass
4775 that to check_function_format rather than a name.
4776 * c-common.h (check_function_format): Adjust prototype.
4777 * c-decl.c (duplicate_decls): Preserve attributes from type of
4778 built-in decl when allowing for harmless conflict in types.
4779 * c-format.c (record_function_format,
4780 record_international_format, function_format_list,
4781 international_format_info, international_format_list): Remove.
4782 (function_format_info): Remove next, name and assembler_name.
4783 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
4784 (decode_format_attr): New.
4785 (handle_format_attribute): Handle receiving a type rather than a
4786 decl. Call decode_format_attr. Store format information in a
4787 function_format_info.
4788 (handle_format_arg_attribute): Correct comment. Handle receiving
4789 a type rather than a decl. Use unsigned HOST_WIDE_INT for
4791 (check_format_info_recurse, check_format_info_main): Take argument
4792 numbers as unsigned HOST_WIDE_INT.
4793 (check_function_format): Take a list of attributes from the
4794 function type rather than a name or assembler name. Check for
4795 format attributes in that list and the attributes on the type of
4796 the current function rather than looking through
4797 function_format_list.
4798 (check_format_info): Use unsigned HOST_WIDE_INT for argument
4800 (check_format_info_recurse): Take format_arg attributes from the
4801 type of the function calls rather than using
4802 international_format_list. Allow for multiple format_arg
4804 * c-typeck.c (build_function_call): Pass type attributes to
4805 check_function_format rather than name or assembler name. Don't
4806 require there to be a name or assembler name to check formats.
4808 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4810 * attribs.c (decl_attributes): Possibly call
4811 insert_default_attributes to insert default attributes on
4812 functions in a lazy manner.
4813 * builtin-attrs.def: New file; define the default format and
4814 format_arg attributes.
4815 * c-common.c (c_format_attribute_table): Move to earlier in the
4817 (c_common_nodes_and_builtins): Initialize format_attribute_table.
4818 (enum built_in_attribute, built_in_attributes,
4819 c_attrs_initialized, c_init_attributes,
4820 c_common_insert_default_attributes): New.
4821 (c_common_lang_init): Don't initialize format_attribute_table. Do
4822 call c_init_attributes.
4823 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
4824 * c-common.h (init_function_format_info): Don't declare.
4825 (c_common_insert_default_attributes): Declare.
4826 * c-decl.c (implicitly_declare, builtin_function): Call
4828 (init_decl_processing): Don't call init_function_format_info.
4829 (insert_default_attributes): New.
4830 * c-format.c (handle_format_attribute,
4831 handle_format_arg_attribute): Be quiet about inappropriate
4832 declaration when applying default attributes.
4833 (init_function_format_info): Remove.
4834 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
4835 (insert_default_attributes): Declare.
4837 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4839 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
4841 2001-10-01 Jim Wilson <wilson@redhat.com>
4843 * sched-deps.c (add_dependence): When elide conditional dependence,
4844 check that insn doesn't modify cond2.
4846 2001-10-01 Dale Johannesen <dalej@apple.com>
4848 * config/rs6000/rs6000.h (enum processor_type): Add support
4849 for 7400 (G4) and 7450.
4851 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4852 (rs6000_issue_rate): Ditto.
4853 (rs6000_adjust_cost): Fix cycle counts for compares.
4854 (debug_stack_info): Fix an obvious typo.
4855 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
4856 * doc/invoke.texi: Document.
4857 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
4859 (PROCESSOR_DEFAULT): Ditto.
4861 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
4863 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
4864 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
4865 later recursive make invocation.
4867 2001-10-01 Hans Boehm <boehm@acm.org>
4869 * optabs.c (emit_libcall_block): When using non-call exceptions,
4870 don't add REG_LIBCALL reg notes to trapping calls.
4872 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4874 * flow.c (propagate_block_delete_libcall): Remove unused first arg
4875 (propagate_one_insn): Update for above change
4877 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4879 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
4880 _Unwind_GetTextRelBase): Argument is unused.
4882 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4884 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
4885 Loop through NOPs, placeholders, and components.
4886 Don't go through NOPs if change mode.
4887 (record_alias_subset): Do nothing if SUBSET and SET are the same.
4888 * emit-rtl.c (set_mem_alias_set): Enable check.
4889 * expr.c (find_placeholder): New function.
4890 (expand_expr, case PLACEHOLDER_EXPR): Use it.
4891 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
4892 to modify it and avoid unneeded copies.
4893 * expr.h (expand_expr): Always define.
4894 (find_placeholder): New declaration.
4896 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4898 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
4899 operand 2 is the stack pointer.
4900 ("addr-peephole"): Fix address computation peephole when operand 2
4901 is the stack pointer.
4903 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4905 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
4906 (ix86_setup_incoming_varargs): Likewise.
4908 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
4910 * stor-layout.c (layout_type): Don't complain about too-large
4913 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4915 * function.c (keep_stack_depressed): Don't use delete_insn.
4917 * expr.h (set_mem_alias_set): Move decl to here.
4918 * rtl.h (mem_attrs): New typedef and struct.
4919 (union rtunion_def): Add field for mem_attrs.
4920 (X0MEMATTR, MEM_ATTRS): New macros.
4921 (MEM_ALIAS_SET): Use MEM_ATTRS.
4922 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
4923 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
4924 (set_mem_alias_set): Delete decl from here.
4926 * alias.c (set_mem_alias_set): Delete from here.
4927 * emit-rtl.c (mem_attrs_htab): New variable.
4928 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
4929 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
4930 (mem_attrs_mark, get_mem_attrs): Likewise.
4931 (gen_rtx_MEM): Clear MEM_ATTRS.
4932 (set_mem_attributes): Move to here.
4933 (set_mem_alias_set): Likewise, and call get_mem_attrs.
4934 (init_emit_once): const_int_htab now deletable htab.
4935 Initialize mem_attrs_htab.
4936 * explow.c (set_mem_attributes): Delete from here.
4937 * function.c (put_var_into_stack): Clear MEM_ATTRS.
4938 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
4939 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
4940 * reload1.c (reload): Rework changing REG to MEM.
4942 2001-09-30 H.J. Lu <hjl@gnu.org>
4944 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
4945 * config.in: Rebuild.
4947 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4949 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
4950 ("tsthi_1"): Avoid allocation in register y.
4951 ("*movqi_68hc12"): Reorganize and fix constraints.
4952 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
4953 ("addqi3"): Likewise.
4954 ("addhi3"): Fix constraints.
4955 ("*logicalhi3_zexthi"): Disparage soft registers.
4957 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4959 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
4962 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4964 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
4965 that we use setjmp/longjmp exceptions.
4967 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
4969 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
4970 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
4971 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4972 _cpp_pool_alloc, _cpp_next_chunk): Remove.
4973 (_cpp_extend_buff, BUFF_ROOM): Update.
4974 (_cpp_append_extend_buff): New.
4975 (struct cpp_reader): Remove macro_pool, add a_buff.
4976 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
4978 (cpp_destroy): Free a_buff instead of macro_pool.
4979 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
4980 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4981 _cpp_pool_alloc, ): Remove.
4982 (parse_number, parse_string): Update use of _cpp_extend_buff.
4983 (_cpp_extend_buff): Update.
4984 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
4985 * cpplib.c (glue_header_name, parse_answer):
4986 Update use of _cpp_extend_buff.
4987 (cpp_register_pragma, cpp_register_pragma_space): Use
4989 (do_assert, do_unassert): Check for EOL, update.
4990 * cppmacro.c (stringify_arg, collect_args): Update to use
4991 _cpp_extend_buff and _cpp_append_extend_buff.
4992 (save_parameter, parse_params, alloc_expansion_token,
4993 _cpp_create_definition): Rework memory management.
4995 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
4997 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
4998 update md_exec_prefix.
4999 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
5002 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5004 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
5005 (SELECT_CC_MODE): Use s390_select_ccmode.
5006 * config/s390/s390-protos.h (s390_select_ccmode): Add.
5007 * config/s390/s390.c (s390_select_ccmode): New.
5008 (s390_match_ccmode): Add CCLmode.
5009 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
5010 (output_branch_condition, output_inverse_branch_condition): Removed.
5011 (print_operand): Use s390_branch_condition_mnemonic.
5012 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
5013 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
5014 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
5016 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
5017 when converting conditional branches to far branches.
5018 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
5019 cmpint_di): Use CCSmode instead of CCUmode.
5021 * config/s390/s390.c (legitimate_la_operand_p): New.
5022 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
5023 * config/s390/s390.md (movsi): Convert load address patterns to
5024 arithmetic operations when necessary.
5025 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
5026 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
5027 (*do_la_reg_0): Don't use before reload.
5029 * config/s390/s390.c (legitimize_address): Make more efficient
5030 use of two-register addressing mode.
5032 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
5033 with -mno-backchain in some corner cases.
5035 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
5037 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
5039 * reload.c (find_reloads): Mark new USE insns with QImode.
5040 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
5041 find_reloads_subreg_address): Likewise.
5042 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
5044 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
5046 (reload): Make sure there are no USEs with mode other than
5047 VOIDmode. At the end, remove those marked with QImode.
5049 2001-09-29 Per Bothner <per@bothner.com>
5051 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
5052 * Makefile.in (includedir): Rename to local_includedir.
5053 (includedir): Define as $(prefix)/include.
5054 * config.in (PREFIX_INCLUDE_DIR): New variable.
5055 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
5057 2001-09-29 Bernd Schmidt <bernds@redhat.com>
5059 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
5061 * doc/extend.texi (Vector Extensions): New node.
5062 * doc/invoke.texi (Machine Dependent Options): Add documentation for
5063 i386 -mmmx, -msse, -m3dnow.
5065 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5067 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
5069 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
5071 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
5073 * doc/invoke.texi (Optimize Options): Delete spurious @table.
5075 2001-09-28 Richard Henderson <rth@redhat.com>
5077 * varasm.c (assemble_integer): Bound alignment check by
5080 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
5082 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5084 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
5086 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5088 Mostly from Graham Stott <grahams@redhat.com>
5089 * c-common.c (type_for_mode): Add support for V2SFmode.
5090 * tree.c (build_common_tree_nodes_2): Likewise.
5091 * tree.h (enum tree_index, global_trees): Likewise.
5092 * config/i386/i386.c (x86_3dnow_a): New variable.
5093 (override_options): Support 3Dnow extensions.
5094 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
5095 Athlon's version of 3Dnow.
5096 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
5097 (ix86_expand_builtin): Handle them.
5098 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
5099 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
5100 TARGET_3DNOW_A): New macros.
5101 (TARGET_SWITCHES): Add 3Dnow switches.
5102 (VALID_MMX_REG_MODE_3DNOW): New macro.
5103 (VECTOR_MODE_SUPPORTED_P): Use it.
5104 (enum ix86_builtins): Add entries for 3Dnow builtins.
5105 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
5106 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
5107 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
5108 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
5109 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
5110 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
5111 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
5112 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
5113 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
5114 sfence_insn, prefetch): Make these available if TARGET_SSE or
5117 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5119 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
5120 ix86_va_start, ix86_build_va_list): Declare.
5121 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
5122 ix86_va_start, ix86_build_va_list): New global functions.
5123 * i386.md (sse_prologue_save_insn): New insn.
5124 (sse_prologue_save): New expander.
5125 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
5126 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
5128 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5130 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
5131 Use size_t everywhere, make definitions consistent with
5134 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
5136 * gcse.c (replace_store_insn): Use delete_insn.
5137 * loop.c (move_movables): Likewise; avoid delete_insn
5138 from clobbering notes moved elsewhere.
5139 (check_dbra_loop): Use delete_insn.
5140 * ssa.c (convert_from_ssa): Likewise.
5141 * cse.c (cse_insn): Use delete_insn.
5143 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5145 * cpphash.h (struct cpp_buff): Make unsigned.
5146 (_cpp_get_buff): Take length of size_t.
5147 (_cpp_unaligned_alloc): New.
5148 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
5149 (struct cpp_reader): Remove ident_pool. Add u_buff.
5150 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
5151 (cpp_destroy): Destroy u_buff, not ident_pool.
5152 * cpplex.c (parse_number, parse_string, save_comment,
5153 cpp_token_as_text): Update to use the unaligned buffer.
5154 (new_buff): Make unsigned.
5155 (_cpp_unaligned_alloc): New.
5156 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
5157 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
5159 (collect_args): Make unsigned.
5161 2001-09-27 Zack Weinberg <zack@codesourcery.com>
5163 * cpplex.c (cpp_output_token): Use a putc loop for
5164 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
5166 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
5167 * configure, config.in: Regenerate.
5168 * system.h: Replace fwrite and fprintf with their unlocked
5169 variants if available.
5171 2001-09-27 Richard Henderson <rth@redhat.com>
5173 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
5174 in favour of .eh_frame.
5176 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
5178 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
5180 (LIBCALL_VALUE): Likewise.
5182 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5184 * cpphash.h: Update comment.
5185 * cpplex.c: Update comments.
5186 (_cpp_can_paste): Remove.
5187 * cpplib.h (_cpp_can_paste): Remove.
5188 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
5189 lexer rather than _cpp_can_paste.
5191 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5193 * doc/cppinternals.texi: Update.
5195 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5197 * cpphash.h (struct cpp_pool): Remove locks and locked.
5198 (struct cpp_context): Add member buff.
5199 (struct cpp_reader): Remove member argument_pool.
5200 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5201 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
5202 * cpplex.c (chunk_suitable): Remove pool argument.
5203 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
5204 (new_buff, _cpp_extend_buff): Update.
5205 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
5206 which buffer is returned.
5207 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
5208 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5209 * cppmacro.c (lock_pools, unlock_pools): Remove.
5210 (push_ptoken_context): Take a _cpp_buff.
5211 (enter_macro_context): Pool locking removed.
5212 (replace_args): Use a _cpp_buff for the replacement list with
5214 (push_token_context): Clear buff.
5215 (expand_arg): Use _cpp_pop_context.
5216 (_cpp_pop_context): Free a context's buffer, if any.
5218 2001-09-26 DJ Delorie <dj@redhat.com>
5220 * c-typeck.c (digest_init): Check for sizeless arrays.
5222 2001-09-26 Richard Henderson <rth@redhat.com>
5224 * optabs.c (init_one_libfunc): Create a dummy function type
5225 instead of using error_mark_node.
5227 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5229 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
5230 _cpp_extend_buff, _cpp_free_buff): New.
5231 (struct cpp_reader): New member free_buffs.
5232 * cppinit.c (cpp_destroy): Free buffers.
5233 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
5234 _cpp_extend_buff, _cpp_free_buff): New.
5235 * cpplib.h (struct cpp_options): Remove unused member.
5236 * cppmacro.c (collect_args): New. Combines the old parse_arg
5237 and parse_args. Use _cpp_buff for memory allocation.
5238 (funlike_invocation_p, replace_args): Update.
5240 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5242 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
5244 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
5246 * except.c (sjlj_mark_call_sites): Change address inside sequence.
5248 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
5250 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
5253 2001-09-25 Janis Johnson <janis187@us.ibm.com>
5254 Jim Wilson <wilson@redhat.com>
5256 * doc/install.texi (Specific, ia64-*-linux): Document.
5258 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5260 * Makefile.in (cfgrtl.o): Add.
5261 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5262 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5263 free_aux_for_edge): Declare.
5265 (HAVE_return): Undefine.
5266 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5267 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5268 free_aux_for_edge): New global functions.
5269 (first_delete_block): New static variable.
5270 (init_flow): Clear first_delete_block.
5271 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
5272 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
5273 try_redirect_by_replacing_jump, last_loop_beg_note,
5274 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
5275 delete_insn, delete_insn_chain, create_basic_block_structure,
5276 create_basic_block, flow_delete_block, compute_bb_for_insn,
5277 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
5278 set_block_for_new_insns, split_block, merge_blocks_nomove,
5279 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5280 redirect_edge_and_branch, force_nonfallthru_and_redirect,
5281 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
5282 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
5283 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
5284 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
5285 purge_all_dead_edges): Move to ....
5286 * cfgrtl.c: New file; .... Here.
5288 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
5289 (reroder_basic_block): Use alloc_aux_for_blocks.
5290 * predict.c (estimate_bb_frequencies): Likewise; use
5291 alloc_aux_for_edges.
5292 * profile.c (compute_branch_probabilities): Likewise.
5293 (branch_prob): Likewise.
5294 * reg-stack.c (reg_to_stack): Likewise.
5296 * emit-rtl.c (emit_insns_after): Never return NULL.
5298 * basic-block.h (set_block_for_new_insns): Delete.
5299 * cfgrtl.c (set_block_for_new_insns): Delete.
5301 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
5302 calls when crossjumping.
5304 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
5305 * unroll.c (copy_loop_body): Use delete_insn.
5307 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
5308 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
5309 keep_stack_depressed): Likewise.
5310 * gcse.c (cprop_cc0_jump): Likewise.
5311 * local-alloc.c (update_equiv_regs): Likewise.
5312 * loop.c (scan_loop, loop_delete_insns): Likewise.
5313 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
5314 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
5315 delete_output_reload, delete_address_reloads_1,
5316 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
5318 * sibcall.c (replace_call_placeholder): Likewise.
5319 * cse.c (cse_insn): Likewise.
5321 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5323 From Graham Stott <grahams@redhat.com>
5324 (def_builtin): Only define builtins appropriate for target_flags. All
5326 (builtin_decsription): Add new field mask which is used to determine
5327 when to define the builtin via the macro def_builtin.
5329 (bdesc_comi): Initialise new mask fields.
5330 (bdesc_2srg): Likewise.
5331 (bdesc_1arg): Likewise.
5333 * config/i386/i386.c (ix86_init_builtins): Correct return type
5334 building v4hi_ftype_v4hi_int_int tree node.
5335 (ix86_expand_sse_comi): Fix typo swapping operands.
5336 Don't swap comparision condition, it is already swapped.
5337 (ix86_expand_sse_compare): Before swapping operands
5338 move operand 1 into new rtx and not the target rtx.
5339 Don't swap comparison condition, it is already swapped.
5340 Always check whether we need to create a new TARGET.
5342 * config/i386/i386.md: (sse_comi) Fix typos.
5343 (sse_ucomi): Likewise.
5344 (cvtss2si): Fix operand 0 contraint.
5345 (cvttss2si): Likewise.
5346 (sse_unpckhps): Fix mode for operand 2.
5347 (sse_unpcklps): Likewise.
5349 2001-09-25 Graham Stott <grahams@redhat.com>
5351 * sibcall.c (skip_copy_to_return_value): Tighten return value
5354 2001-09-24 David Edelsohn <edelsohn@gnu.org>
5356 * rs6000.c (lwa_operand): Address must be word aligned.
5358 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5360 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
5361 number has been set.
5362 (type_hash_mark): Mark type itself.
5364 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
5366 * c-lex.c (cb_def_pragma): Update.
5367 (c_lex): Update, and skip padding.
5368 * cppexp.c (lex, parse_defined): Update, remove unused variable.
5369 * cpphash.h (struct toklist): Delete.
5370 (union utoken): New.
5371 (struct cpp_context): Update.
5372 (struct cpp_reader): New members eof, avoid_paste.
5373 (_cpp_temp_token): New.
5374 * cppinit.c (cpp_create_reader): Update.
5375 * cpplex.c (_cpp_temp_token): New.
5376 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
5377 (cpp_output_token): Don't print leading whitespace.
5378 (cpp_output_line): Update.
5379 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
5380 do_include_common, do_line, do_ident, do_pragma,
5381 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
5382 parse_assertion): Update.
5383 (get_token_no_padding): New.
5384 * cpplib.h (CPP_PADDING): New.
5385 (AVOID_LPASTE): Delete.
5386 (struct cpp_token): New union member source.
5387 (cpp_get_token): Update.
5388 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
5389 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
5390 replace_args, quote_string, stringify_arg, parse_arg, next_context,
5391 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
5392 _cpp_backup_tokens, _cpp_create_definition): Update.
5393 (push_arg_context): Delete.
5394 (padding_token, push_token_context, push_ptoken_context): New.
5395 (make_string_token, make_number_token): Update, rename.
5396 (cpp_get_token): Update to handle tokens as pointers to const,
5397 and insert padding appropriately.
5398 * cppmain.c (struct printer): New member prev.
5399 (check_multiline_token): Constify.
5400 (do_preprocessing, cb_line_change): Update.
5401 (scan_translation_unit): Update to handle spacing.
5402 * scan-decls.c (get_a_token): New.
5403 (skip_to_closing_brace, scan_decls): Update.
5404 * fix-header.c (read_scan_file): Update.
5406 * doc/cpp.texi: Update.
5408 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5410 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
5411 leak by passing malloc'ed pointer to reconcat, not concat.
5413 2001-09-24 DJ Delorie <dj@redhat.com>
5415 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
5417 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
5419 * flow.c (delete_dead_jumptables): Delete jumptable if the only
5420 reference is from the literal pool.
5422 2001-09-24 Janis Johnson <janis187@us.ibm.com>
5424 * doc/install.texi (Final install): Request additional information
5425 in mail about successful builds.
5427 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5429 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
5430 initial value of return pointer register instead of value in frame-20.
5433 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5435 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
5436 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
5437 the libcall if there isn't a referenced identifier for the symbol.
5439 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5441 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
5442 non 64-bit machines. Use these as a plabel for the trampoline.
5443 (TRAMPOLINE_SIZE): Adjust size for new words.
5444 (INITIALIZE_TRAMPOLINE): Initialize new words.
5445 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
5446 pointer to the plabel in the trampoline.
5448 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5450 * pa.c (function_arg): Pass floating arguments in both general and
5451 floating registers in indirect (dynamic) calls when generating code
5452 for the 32 bit ABI and the HP assembler.
5454 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5456 * doc/install.texi: Markup fixes.
5457 Use Solaris 2, SunOS 4 as appropriate.
5458 (Specific, *-*-solaris2*): Explain this.
5459 Unconditionally warn against /usr/ucb tools.
5460 Remove Sun as warning, obsolete.
5461 Move X11 header bug workaround here, update patches.
5462 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
5463 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
5465 2001-09-23 Zack Weinberg <zack@codesourcery.com>
5467 * errors.h (warning, error, fatal, internal_error): Don't mark
5468 with ATTRIBUTE_PRINTF_n.
5469 * toplev.h (internal_error, fatal_io_error, warning, error,
5470 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
5471 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
5474 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5476 * function.c (pop_function_context_from): var_refs_queue
5477 and temp slots now in GC memory.
5478 (mark_function_status, free_after_compilation): Likewise;
5479 also struct function now in GC memory.
5480 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
5481 (combine_temp_slots): Likewise.
5482 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
5483 (prepare_function_start): Use GC memory for struct function.
5484 (mark_temp_slot): Deleted.
5485 (gcc_mark_struct_function): struct function now in GC memory.
5487 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
5488 code for division, not modulus.
5490 * rtl.def (MEM): Remove obsolete part of comment.
5492 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
5494 * c-format.c (init_function_format_info): Check __builtin_printf
5495 and __builtin_fprintf even if -ffreestanding. Check C99 functions
5498 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5500 * c-common.c (format_attribute_table): Remove decl.
5501 * tree.h (format_attribute_table, lang_attribute_table): New decls.
5502 (lang_attribute_common): Likewise.
5504 * function.c (fix_lexical_address): Use set_mem_alias_set.
5505 (expand_function_start): Likewise.
5506 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
5508 * varasm.c (output_constant): Fix unused variable warning.
5510 * attribs.c: New file, from c-common.c.
5511 (attribute_tables): Now four elements.
5512 (format_attribute_table, lang_attribute_common): New variables.
5513 (init_attributes): Reflect above changes.
5514 (handle_mode_attribute): Delete check for wider than uintmax.
5515 * c-common.c: Delete parts moved to attribs.c.
5516 (enum attrs): Deleted; unused.
5517 (c_format_attribute_table): New variable.
5518 (c_common_lang_init): Initialize format_attribute_table with it.
5519 * c-common.h (decl_attributes): Remove decl.
5520 * tree.h (decl_attribute): Move it to here.
5521 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
5522 (attribs.o): New rule.
5524 2001-09-22 Andreas Jaeger <aj@suse.de>
5526 * builtins.c (c_getstr): Remove unused variable.
5528 2001-09-21 Richard Henderson <rth@redhat.com>
5530 * reload1.c (reload): Use delete_insn instead of splatting
5533 2001-09-21 Richard Henderson <rth@redhat.com>
5535 * reload.c (push_secondary_reload): Don't check for "=" in output
5536 constraint after ""->ALL_REGS check.
5538 2001-09-21 Richard Henderson <rth@redhat.com>
5540 * predict.c (expected_value_to_br_prob): Use pc_set.
5542 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
5543 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
5545 2001-09-21 Richard Henderson <rth@redhat.com>
5547 * rtl.h (LCT_RETURNS_TWICE): New.
5548 * calls.c (emit_call_1): Set current_function_calls_setjmp for
5550 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
5551 to ECF_RETURNS_TWICE.
5552 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
5555 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
5557 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
5558 (JMP_BUF_SIZE): New.
5560 2001-09-21 Richard Henderson <rth@redhat.com>
5562 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
5565 2001-09-21 Richard Henderson <rth@redhat.com>
5567 * tree.def (FDESC_EXPR): New.
5568 * expr.c (expand_expr): Handle it.
5569 * varasm.c (initializer_constant_valid_p): Likewise.
5570 (output_constant): Likewise.
5571 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5572 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5573 (ASM_OUTPUT_FDESC): New.
5574 * doc/tm.texi: Document the new macros.
5576 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5578 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
5579 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
5580 once merging is complete.
5582 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5584 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
5586 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5588 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
5589 that would be invalid after a merge.
5591 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
5593 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
5594 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
5596 (flow_delete_insn): This one.
5597 (delete_insn_chain): Rename from ...; do not care labels.
5598 (flow_delete_insn_chain): ... this one.
5599 (flow_delete_block): Remove the insns one BB has been expunged.
5600 (merge_blocks_nomove): Likewise.
5601 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
5602 updating BB boundaries.
5603 (tidy_fallthru_edge): Likewise.
5604 (commit_one_edge_insertion): Likewise.
5605 * cfgbuild.c (find_basic_block): Likewise.
5606 (find_basic_blocks_1): Likewise.
5607 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
5608 (try_crossjump_to_edge): Likewise.
5609 (try_optimize_cfg): Likewise.
5610 * cse.c (delete_trivially_dead_insns): Likewise.
5611 * df.c (df_insn_delete): Likewise.
5612 * doloop.c (doloop_modify): Use delete_related_insns.
5613 * emit-rtl.c (try_split): Likewise.
5614 (remove_insn): Update BB boundaries.
5615 * expect.c (connect_post_landing_pads): Use delete_related_insns.
5616 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
5617 updating BB boundaries.
5618 (propagate_block_delete_insn): Likewise.
5619 (propagate_block_delete_libcall): Likewise.
5620 * function.c (delete_handlers): Use delete_related_insns.
5621 (thread_prologue_and_epilogue_insns): Likewise.
5622 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
5623 * genpeep.c (gen_peephole): Use delete_related_insns.
5624 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
5626 (find_cond_trap): Likewise.
5627 * integrate.c (save_for_inline): Use delete_related_insns.
5628 (copy_insn_list): Likewise.
5629 * jump.c (pruge_linie_number_notes): Likewise.
5630 (duplicate_loop_exit_test): Likewise.
5631 (delete_computation): Likewise.
5632 (delete_related_insn): Rename from ...; use delete_insn
5633 (delete_insn): ... this one.
5634 (redirect_jump): Use delete_related_insns.
5635 * loop.c (scan_loop): Likewise.
5636 (move_movables): Likewise.
5637 (find_and_verify_loops): Likewise.
5638 (check_dbra_loop): Likewise.
5639 * recog.c (peephole2_optimize): Likewise.
5640 * reg-stack.c (delete_insn_for_stacker): Remove.
5641 (move_for_stack_reg): Use delete_insn.
5642 * regmove.c (combine_stack_adjustments_for_block): Likewise.
5643 * reload1.c (delete_address_reloads): Use delete_related_insns.
5644 (fixup_abnormal_edges): Use delete_insn.
5645 * recog.c (emit_delay_sequence): Use delete_related_insns.
5646 (delete_from-delay_slot): Likewise.
5647 (delete_scheduled_jump): likewise.
5648 (optimize_skip): Likewise.
5649 (try_merge_delay_insns): Likewise.
5650 (full_simple_delay_slots): Likewise.
5651 (fill_slots_from_thread): Likewise.
5652 (relax_delay_slots): Likewise.
5653 (make_return_insns): Likewise.
5654 (dbr_schedule): Likewise.
5655 * rtl.h (delete_insn): Rename to delete_related_insns.
5656 (delete_insn, delete_insn_chain): New prototypes.
5657 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
5658 by df_insn_delete already.
5659 * ssa-dce.c (delete_insn_bb): Use delete_insn.
5660 * ssa.c (convert_from_ssa): Use delete_related_insns.
5661 * unroll.c (unroll_loop): Likewise.
5662 (calculate_giv_inc): Likewise.
5663 (copy_loop_body): Likewise.
5665 * i386-protos.h (ix86_libcall_value, ix86_function_value,
5666 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5667 ix86_return_in_memory, ix86_function_value): Declare.
5668 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
5669 new static valurables.
5670 (x86_64_reg_class): New enum
5671 (x86_64_reg_class_name): New array.
5672 (classify_argument, examine_argument, construct_container,
5673 merge_classes): New static functions.
5674 (optimization_options): Enable flag_omit_frame_pointer and disable
5675 flag_pcc_struct_return on 64bit.
5676 (ix86_libcall_value, ix86_function_value,
5677 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5678 ix86_return_in_memory, ix86_function_value): New global functions.
5679 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
5680 (function_arg_advance): Handle x86_64 passing conventions.
5681 (function_arg): Likewise.
5682 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
5683 (RETURN_IN_MEMORY): Move offline.
5684 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
5685 (FUNCTION_VALUE_REGNO_P): New macro.
5686 (FUNCTION_ARG_REGNO_P): Move offline.
5687 (struct ix86_args): Add maybe_vaarg.
5688 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
5689 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
5691 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
5693 * s390.md: Changed attributes for scheduling.
5694 * s390.c: (s390_adjust_cost, s390_adjust_priority)
5697 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
5699 Table-driven attributes.
5700 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
5701 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
5702 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
5703 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
5704 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
5705 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
5706 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
5707 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
5708 * tree.h (struct tree_decl): Change machine_attributes to
5710 * doc/c-tree.texi: Document that all attributes are now attached
5712 * c-common.c (add_attribute, attrtab, attrtab_idx,
5713 default_valid_lang_attribute, valid_lang_attribute): Remove.
5714 (attribute_tables, attributes_initialized,
5715 c_common_attribute_table, default_lang_attribute_table): New
5717 (handle_packed_attribute, handle_nocommon_attribute,
5718 handle_common_attribute, handle_noreturn_attribute,
5719 handle_unused_attribute, handle_const_attribute,
5720 handle_transparent_union_attribute, handle_constructor_attribute,
5721 handle_destructor_attribute, handle_mode_attribute,
5722 handle_section_attribute, handle_aligned_attribute,
5723 handle_weak_attribute, handle_alias_attribute,
5724 handle_no_instrument_function_attribute,
5725 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
5726 handle_no_limit_stack_attribute, handle_pure_attribute): New
5728 (init_attributes, decl_attributes): Rewrite to implement
5729 table-driven attributes.
5730 * c-common.h (enum attribute_flags): Move to tree.h.
5731 * c-format.c (decl_handle_format_attribute,
5732 decl_handle_format_arg_attribute): Rename to
5733 handle_format_attribute and handle_format_arg_attribute. Update
5734 for table-driven attributes.
5735 * c-common.h (decl_handle_format_attribute,
5736 decl_handle_format_arg_attribute): Remove prototypes.
5737 (handle_format_attribute, handle_format_arg_attribute): Add
5739 * c-decl.c (grokdeclarator): Handle attributes nested inside
5741 * c-parse.in (setattrs, maybe_setattrs): Remove.
5742 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
5743 Update to handle nested attributes properly.
5744 (maybe_resetattrs, after_type_declarator,
5745 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
5746 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
5748 (make_pointer_declarator): Update to handle nested attributes
5750 * doc/extend.texi: Update documentation of limits of attributes
5751 syntax. Warn about problems with attribute semantics in C++.
5752 * target.h (struct target): Remove valid_decl_attribute and
5753 valid_type_attribute. Add attribute_table and
5754 function_attribute_inlinable_p.
5755 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
5756 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
5757 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
5759 (TARGET_INITIALIZER): Update.
5760 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
5762 (function_attribute_inlinable_p): New function. Check for the
5763 presence of any machine attributes before using
5764 targetm.function_attribute_inlinable_p.
5765 (function_cannot_inline_p): Update.
5766 * Makefile.in (integrate.o): Update dependencies.
5767 * doc/tm.texi: Update documentation of target attributes and
5768 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
5769 * tree.c (default_valid_attribute_p, valid_machine_attribute):
5771 (default_target_attribute_table,
5772 default_function_attribute_inlinable_p): New.
5773 (lookup_attribute): Update comment to clarify handling of multiple
5774 attributes with the same name.
5775 (merge_attributes, attribute_list_contained): Allow multiple
5776 attributes with the same name but different arguments to appear in
5777 the same attribute list.
5778 * tree.h (default_valid_attribute_p): Remove prototype.
5779 (struct attribute_spec): New.
5780 (default_target_attribute_table): Declare.
5781 (enum attribute_flags): Move from c-common.h. Add
5782 ATTR_FLAG_TYPE_IN_PLACE.
5783 (default_function_attribute_inlinable_p): Declare.
5784 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
5785 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5786 (TARGET_ATTRIBUTE_TABLE): Define.
5787 (vms_attribute_table): New.
5788 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
5789 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5790 (TARGET_ATTRIBUTE_TABLE): Define.
5791 (arc_attribute_table, arc_handle_interrupt_attribute): New.
5792 * config/arm/arm.c (arm_valid_type_attribute_p,
5793 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
5795 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5797 (TARGET_ATTRIBUTE_TABLE): Define.
5798 (arm_attribute_table, arm_handle_fndecl_attribute,
5799 arm_handle_isr_attribute): New.
5800 * config/avr/avr.c (avr_valid_type_attribute,
5801 avr_valid_decl_attribute): Remove.
5802 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
5804 (TARGET_ATTRIBUTE_TABLE): Define.
5805 (avr_attribute_table, avr_handle_progmem_attribute,
5806 avr_handle_fndecl_attribute): New.
5807 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
5808 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5809 (TARGET_ATTRIBUTE_TABLE): Define.
5810 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
5811 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
5812 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5813 (TARGET_ATTRIBUTE_TABLE): Define.
5814 (h8300_attribute_table, h8300_handle_fndecl_attribute,
5815 h8300_handle_eightbit_data_attribute,
5816 h8300_handle_tiny_data_attribute): New.
5817 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
5818 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
5820 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
5822 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
5823 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5825 (TARGET_ATTRIBUTE_TABLE): Define.
5826 (ix86_attribute_table, ix86_handle_cdecl_attribute,
5827 ix86_handle_regparm_attribute): New.
5828 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
5829 i386_pe_valid_type_attribute_p): Remove.
5830 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
5831 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
5832 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5833 (TARGET_ATTRIBUTE_TABLE): Define.
5834 (ia64_attribute_table): New.
5835 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
5836 interrupt_ident2, model_ident1, model_ident2): Remove.
5837 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5838 (TARGET_ATTRIBUTE_TABLE): Define.
5839 (init_idents): Update.
5840 (m32r_attribute_table, m32r_handle_model_attribute): New.
5841 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
5843 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5844 (TARGET_ATTRIBUTE_TABLE): Define.
5845 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
5846 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
5847 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5848 (TARGET_ATTRIBUTE_TABLE): Define.
5849 (mcore_attribute_table, mcore_handle_naked_attribute): New.
5850 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
5851 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5852 (TARGET_ATTRIBUTE_TABLE): Define.
5853 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
5854 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
5855 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5856 (TARGET_ATTRIBUTE_TABLE): Define.
5857 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
5858 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
5859 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5860 (TARGET_ATTRIBUTE_TABLE): Define.
5861 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
5862 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5864 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
5866 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
5867 (TARGET_ATTRIBUTE_TABLE): Define.
5868 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
5870 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
5871 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5872 (TARGET_ATTRIBUTE_TABLE): Define.
5873 (v850_attribute_table, v850_handle_interrupt_attribute,
5874 v850_handle_data_area_attribute): New.
5875 * config/v850/v850-c.c (mark_current_function_as_interrupt):
5876 Return void. Call decl_attributes instead of
5877 valid_machine_attribute.
5879 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
5881 * sh-protos.h (sh_pr_n_sets): Declare.
5882 * sh.c (calc_live_regs): If the initial value for PR has been copied,
5883 look at the copy to determine if PR needs to be saved.
5884 sh_pr_n_sets: New function.
5885 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
5886 (ALLOCATE_INITIAL_VALUE): Define.
5888 * sh.c (initial_elimination_offset):
5889 Fix RETURN_ADDRESS_POINTER_REGNUM case.
5891 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
5893 * integrate.c (allocate_initial_values): New function.
5894 * integrate.h (allocate_initial_values): Declare.
5895 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
5897 * reload1.c (reload): And initialization of reg_equiv_memory_loc
5899 * toplev.c (rest_of_compilation): To here.
5900 Call allocate_initial_values.
5901 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
5903 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5905 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
5907 2001-09-20 DJ Delorie <dj@redhat.com>
5909 * c-typeck.c (really_start_incremental_init): Discriminate
5910 between zero-length arrays and flexible arrays.
5911 (push_init_level): Detect zero-length arrays and handle them
5912 like fixed-sized arrays.
5913 * expr.c (store_constructor): Handle zero-length arrays and
5914 flexible arrays correctly.
5915 * doc/extend.texi: Update zero-length array notes.
5917 2001-09-20 Jim Wilson <wilson@redhat.com>
5919 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
5920 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
5921 for issue port conflicts.
5922 (cycle_end_fill_slots): TYPE_L instructions take two slots.
5924 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
5926 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
5929 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5931 * fold-const.c (hashtab.h): Include.
5932 (int_const_binop): Remove FORSIZE arg and compute from type; all
5934 Call size_int_type_wide for all single-word constants.
5935 (size_htab_hash, size_htab_eq): New functions.
5936 (size_int_type_wide): Rework to use hash table.
5937 * ggc-common.c (hashtab.h): Include.
5938 (struct d_htab_root): New struct.
5939 (d_htab_roots): New variable.
5940 (ggc_add_deletable_htab, ggc_htab_delete): New functions
5941 (ggc_mark_roots): Handle deletable htabs.
5942 * ggc-page.c (ggc_marked_p): New function.
5943 * ggc-simple.c (ggc_marked_p): Likewise.
5944 * ggc.h: Reformatting throughout.
5945 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
5946 * tree.c (init_obstacks): Make type_hash_table a deletable root.
5947 (type_hash_add): Allocate struct type_hash from GC memory.
5948 (mark_hash_entry, mark_type_hash): Deleted.
5949 (type_hash_marked_p, type_hash_mark): New functions.
5950 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
5952 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
5954 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
5957 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5959 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
5960 array-too-large test for signed sizetype.
5962 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5964 * i386.md (indirect_jump): Allow Pmode operand.
5965 (tablejump): LIkewise; perform expansion to 64bit mode.
5966 * i386.c (symbolic_operand): Allow 64bit PIC references.
5967 (pic_symbolic_operand): Likewise.
5968 (ix86_find_base_term): Strip the 64bit PIC references.
5969 (legitimate_pic_address_disp_p): Handle 64bit PIC.
5970 (legitimize_pic_address): Likewise.
5971 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
5972 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
5974 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
5976 * stringpool.c (get_identifier_with_length): New function.
5977 * tree.h (get_identifier_with_length): New prototype.
5979 2001-09-19 Alan Modra <amodra@bigpond.net.au>
5980 David Edelsohn <edelsohn@gnu.org>
5983 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5984 already sign-extended.
5986 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
5987 * config/rs6000/rs6000.c (logical_operand): Always compare op as
5989 (rs6000_emit_set_long_const): Avoid unnecessary shift.
5990 (output_profile_hook): Declare label_name const.
5991 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
5992 to match constraints.
5994 2001-09-19 Stan Shebs <shebs@apple.com>
5996 * alias.c: Fix typos in comments.
5997 * sched-rgn.c (init_ready_list): Ditto.
5998 * unwind-dw2.c (uw_frame_state_for): Ditto.
5999 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
6000 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
6001 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
6003 2001-09-19 Richard Henderson <rth@redhat.com>
6005 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
6007 * Makefile.in (cfg.o): Depend on TM_P_H.
6009 2001-09-19 Richard Henderson <rth@redhat.com>
6011 * config/alpha/alpha.c (local_symbol_p): Split out from ...
6012 (local_symbolic_operand): ... here.
6013 (small_symbolic_operand): Check mode.
6014 (global_symbolic_operand): New.
6015 (input_operand): Reject symbolics if explicit relocs.
6016 (call_operand): Tidy.
6017 (alpha_legitimize_address): Use movdi_er_high_g.
6018 (alpha_expand_mov): Likewise.
6019 * config/alpha/alpha-protos.h: Update.
6020 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6021 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
6022 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
6023 (UNSPECV_LDGP2): Remove.
6024 (all call patterns): Use 's' not 'i' for symbolic constraint.
6025 (call_osf call_value_osf): Use call_operand.
6026 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
6027 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
6028 (prologue_ldgp_1_er): Remove.
6029 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
6030 (builtin_setjmp_receiver_er patterns): Use them.
6031 (exception_receiver_er): Likewise.
6033 2001-09-19 Richard Henderson <rth@redhat.com>
6035 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
6037 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
6038 and NON_LOCAL_GOTO notes.
6039 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
6040 copy over CALL_INSN_FUNCTION_USAGE.
6042 2001-09-18 Catherine Moore <clm@redhat.com>
6044 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
6047 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
6049 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
6050 new-style tm_file specification. Specify correct tm_p_file,
6051 md_file, and out_file for s390x.
6053 * config/s390/linux.h, linux64.h: Don't include other target
6054 macro header files. Now handled via tm_file.
6056 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
6057 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
6058 are defined before use.
6060 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
6062 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
6063 code generation only for Gnu assembler.
6065 2001-09-18 Catherine Moore <clm@redhat.com>
6067 * config/stormy16 (LIB_SPEC): Remove -lnosys.
6069 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
6071 * config/mips/mips.c (mips_frame_set): New.
6072 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
6073 a parallel frame-related expression with a set for each register.
6075 2001-09-18 Philip Blundell <philb@gnu.org>
6077 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
6080 2001-09-17 Dale Johannesen <dalej@apple.com>
6082 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
6083 * config/rs6000/aix.h (FIXED_R2): Define.
6084 * config/rs6000/darwin.h (FIXED_R2): Define.
6085 * config/rs6000/sysv4.h (FIXED_R2): Define.
6087 2001-09-17 Jeff Sturm <jsturm@one-point.com>
6089 * except.c (dw2_build_landing_pads): New local
6090 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
6091 barrier after clobbers. Fixes c++/4012.
6093 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6095 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
6097 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
6099 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
6100 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
6102 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6104 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
6107 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
6109 * cpphash.h (_cpp_lex_direct): New.
6110 * cpplex.c (_cpp_lex_token): Update.
6111 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
6112 and increment that pointer.
6113 * cppmacro.c (alloc_expansion_token): New.
6114 (lex_expansion_token): Lex macro expansion directly into
6117 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
6119 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
6121 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
6123 * basic-block.h (free_bb_for_insn): Declare.
6124 * bb-reorder.c (label_for_bb): Use block_label.
6125 (emit_jump_to_block_after): Remove.
6126 (insert_intra_1): Do not update block_for_insn.
6127 (insert_inter_bb_scope_notes): Likewise; update bb->end
6128 * cfg.c (free_bb_for_insn): New.
6129 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
6130 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
6131 (commit_one_edge_insertion): Likewise.
6132 (commit_one_edge_insertion): Do not update BB boundary.
6133 (commit_edge_insertions): Do not call compute_bb_for_insn.
6134 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
6135 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
6136 (merge_blocks_move_successor_nojumps): Likewise.
6137 (try_crossjump_to_edge): Do not update block_for_insn.
6138 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
6139 * df.c (df_pattern_emit_later): Do not update BB boundary.
6140 (df_jump_pattern_emit_after): Likewise.
6141 (df_insn_move_before): Use emit_insn_before.
6142 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
6144 (add_insn_after, add_insn_before, emit_insns_after): Update BB
6145 boundaries and basic_block_for_insn.
6146 (reorder_insns_nobb): Rename from reorder_insns.
6147 (reorder_insns): New.
6148 (emit_block_insn_before, emit_block_insn_after): Kill.
6149 * flow.c (check_function_return_warnings): Do not call
6150 compute_bb_for_insn; Do not free basic_block_for_insn.
6151 (attempt_auto_inc): Do not update basic_block_for_insn.
6152 * function.c (emit_return_into_block): Likewise;
6153 do not update BB boundaries.
6154 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
6155 (insert_insn_end_bb): Use emit_insn_before; Likewise.
6156 (pre_insert_copy_insn): Likewise.
6157 (update_ld_motion_notes): Likewise.
6158 (insert_insn_start_bb): Likewise.
6159 (replace_store_insn): Likewise.
6160 * ifcvt.c (noce_process_if_block): Likewise.
6161 (if_convert): Do not call compute_bb_for_insn.
6162 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
6163 Use emit_insn_before and emit_insn_after.
6164 * recog.c (split_all_insns): Do not update BB boundaries;
6165 Do not call compute_bb_for_insn.
6166 (peephole2_optimize): Do not update BB boundaries.
6167 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
6169 (emit_swap_insn): Likewise.
6170 (convert_regs_1): Likewise.
6171 * reload1.c (reload): Call compute_bb_for_insn.
6172 * rtl.h (reorder_insns_nobb): Declare.
6173 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
6174 * toplev.c (rest_of_compilation): Call free_bb_for_insn
6175 at places CFG is invalidated; do not call compute_bb_for_insn.
6177 * cfg.c (expunge_block): Invalidate BB structure.
6179 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
6182 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
6184 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6186 * cpphash.h (_cpp_lex_token): Update prototype.
6187 * cpplex.c (_cpp_lex_token): New prototype.
6188 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
6189 lex_macro_node, read_flag, do_pragma_poison): Update.
6190 * cppmacro.c (cpp_get_token, parse_params,
6191 lex_expansion_token): Update.
6193 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6195 * cppmain.c (scan_translation_unit): Don't worry about
6196 putting a space after hashes.
6197 * cpplib.c (directive_diagnostics): New.
6198 (_cpp_handle_directive): Update to use directive_diagnostics.
6199 (run_directive): Don't toggle prevent_expansion.
6200 (do_line): Backup in case of the line extension.
6201 * cpplib.h (cpp_lexer_pos): Remove.
6202 * cppmacro.c (_cpp_create_definition): Precede a leading #
6205 2001-09-15 Richard Henderson <rth@redhat.com>
6207 * c-typeck.c (comptypes): Handle zero-length arrays properly.
6209 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6211 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
6213 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6215 PR preprocessor/3571
6216 * tradcpp.c (handle_directive): Skip non-vertical space.
6218 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6220 * cppmain.c (setup_callbacks): Set line callback only
6221 if outputting preprocessed source.
6223 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6225 * collect2.c (main): Const-ification.
6226 * gcc.c (translate_options, process_command): Use xstrdup in
6227 lieu of xmalloc/strcpy.
6228 (main): Use concat in lieu of xmalloc/strcpy/strcat.
6230 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6232 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
6235 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6237 * scan-decls.c (scan_decls): Fix typo.
6239 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6241 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
6242 Split mlstring_pos into mls_line and mls_col.
6243 * cppinit.c (cpp_create_reader): Initialize line to 1.
6244 (cpp_destroy): Free tokenruns.
6245 (push_include): Don't update lexer_pos.
6246 * cpplex.c (unterminated, parse_string): Update.
6247 (lex_token): Don't update lexer_pos, update.
6248 * cpplib.c (if_stack): Save line instead of line + col.
6249 (start_directive, _cpp_do__Pragma, do_else, do_elif,
6250 push_conditional, _cpp_pop_buffer): Update.
6251 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
6252 (_cpp_create_definition): Update.
6254 2001-09-15 Eric Christopher <echristo@redhat.com>
6256 * config/mips/abi64.h: Add support for MEABI.
6258 2001-09-15 Eric Christopher <echristo@redhat.com>
6260 * config/mips/mips.md: Add unspec #2.
6262 (reload_outdi): Ditto.
6263 (reload_outsi): Ditto.
6266 2001-09-15 Eric Christopher <echristo@redhat.com>
6267 Jason Eckhardt <jle@redhat.com>
6269 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
6270 * config/mips/isa32-linux.h: New file.
6271 * config/mips/isa3264.h: Ditto.
6272 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
6273 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
6274 (output_block_mode): Support MEABI.
6275 (function_arg): Ditto. Fix floating point arg passing.
6276 (mips_va_start): Ditto.
6277 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
6279 (mips_asm_file_start): Add new section to pass abi to gdb.
6280 (function_arg_pass_by_reference): Support MEABI.
6281 (mips_parse_cpu): Support mips32 and mips64 processors.
6282 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
6283 TARGET_MIPS5KC. Support isa32 and isa64.
6284 (processor_type): Add r4kc, r5kc, r20kc.
6285 (GENERATE_MULT3_SI): New.
6286 (GENERATE_MULT3_DI): Ditto.
6287 (GENERATE_MULT3): Remove.
6288 (ISA_HAS_64BIT_REGS): Add isa == 64.
6289 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
6290 (ISA_HAS_MADD_MSUB): New.
6291 (ISA_HAS_CLZ_CLO): Ditto.
6292 (ISA_HAS_DCLZ_DCLO): Ditto.
6293 (ABI_GAS_ASM_SPEC): New.
6294 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
6297 (SUBTARGET_CC1_SPEC): Ditto.
6298 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6299 (PAD_VARARGS_DOWN): Support MEABI.
6300 (HARD_REGNO_NREGS): Move to mips.c.
6301 (ASM_OUTPUT_IDENT): Add #undef.
6302 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
6303 (mulsi3): Use GENERATE_MULT3_SI.
6304 (mulsi3_mult3): Ditto. Support mips32, mips64.
6305 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
6306 (mul_sub_si): New pattern.
6307 (unnamed splitters): New.
6308 (muldi3): Use GENERATE_MULT3_DI.
6309 (muldi3_internal2): Ditto.
6310 (movdicc): Support mips32.
6311 * config/mips/t-isa3264: New file.
6313 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
6315 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
6316 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
6317 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
6319 * reorg.c (fill_slots_from_thread): After call to
6320 steal_delay_list_from_target, update own_thread as new_thread may
6323 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
6325 * cpperror.c (print_location): Take line and column, for
6326 default positioning use the previously lexed token.
6327 (_cpp_begin_message): Take line and column.
6328 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6329 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6330 * cpphash.h (_cpp_begin_message): Update prototype.
6331 * cppinit.c (push_include): Don't set output line.
6332 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
6333 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
6334 (do_pragma): Kludge for front ends. Don't expand macros at all.
6335 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
6336 (struct cpp_token): Remove output_line.
6337 (struct cpp_callbacks): New member line_change.
6338 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
6339 cpp_get_token): Preserve BOL flag.
6340 (cpp_get_line): Remove.
6341 (_cpp_backup_tokens): Remove useless abort().
6342 * cppmain.c (cb_line_change): New.
6343 (scan_translation_unit): Don't worry about starting new lines here.
6344 * scan-decls.c (scan_decls): Update.
6345 * c-lex.c (c_lex, init_c_lex): Update.
6346 (cb_line_change, src_lineno): New.
6348 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
6350 * tree.c (append_random_chars): Generate the random
6351 characters in a reproducable fashion.
6353 2001-09-14 Richard Henderson <rth@redhat.com>
6355 * config/i386/i386.c (internal_label_prefix): New.
6356 (internal_label_prefix_len): New.
6357 (override_options): Set them.
6358 (local_symbolic_operand): New.
6359 (legitimate_pic_address_disp_p): Use it.
6360 (legitimize_pic_address): Likewise.
6362 2001-09-14 Marc Espie <espie@openbsd.org>
6364 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
6367 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6369 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
6370 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
6372 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
6374 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
6375 invocation of SUBREG_REGNO_OFFSET.
6377 * haifa-sched.c: Fix typo in FSF copyright statement.
6378 * sched-deps.c: Fix typo in FSF copyright statement.
6379 * sched-ebb.c: Fix typo in FSF copyright statement.
6380 * sched-rgn.c: Fix typo in FSF copyright statement.
6381 * sched-vis.c: Fix typo in FSF copyright statement.
6383 * config.gcc: Move inclusion of arm elf specific header files
6384 from the files themselves into the tm_file variable. Make
6385 sure that elfos.h is included before target specific elf
6387 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
6389 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
6390 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
6391 ASM_OUTPUT_CASE_LABEL): Protect definition.
6392 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
6393 not already defined.
6394 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
6395 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
6396 Remove duplicate definition.
6397 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
6398 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
6399 (RDATA_SECTION_FUNCTION): Remove redundant definition.
6400 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
6401 Remove inclusion of arm/elf.h.
6402 * config/arm/unknown-elf.h: as for conix-elf.h.
6403 (STARTFILE_SPEC): Include crti.o and crtn.o.
6404 * config/arm/linux-elf.h: as for conix-elf.h.
6405 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
6406 * config/arm/strongarm-elf.h: Remove inclusion of
6408 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
6409 * config/arm/unknown-elf-oabi.h: Remove inclusion of
6410 unknown-elf.h and elf.h.
6411 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
6412 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
6413 ASM_WEAKEN_LABEL): Remove redundant definition.
6414 * config/arm/elf.h: Test for inclusion of elfos.h
6415 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
6416 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
6417 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
6418 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
6419 redundant definition.
6420 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
6421 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
6422 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
6423 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
6424 Add rules to build crti.o and crtn.o
6425 * crti.asm: New file.
6426 * crtn.asm: New file.
6428 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
6430 * c-parse.in (_yylex): Use _cpp_backup_tokens.
6431 * cpphash.h (struct tokenrun): Add prev.
6432 (struct lexer_state): Remove bol.
6433 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
6434 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
6436 * cppinit.c (cpp_create_reader): Don't set bol.
6437 (cpp_destroy): Don't free lookaheads.
6438 * cpplex.c (lex_directive): Remove.
6439 (next_tokenrun): Update.
6440 (_cpp_lex_token): Clean up logic.
6441 (lex_token): Update to return a pointer to lexed token, since it
6442 can move to the start of the buffer. Simpify newline handling.
6443 * cpplib.c (SEEN_EOL): Update.
6444 (skip_rest_of_line): Remove lookahead stuff.
6445 (end_directive): Line numbers are already incremented. Revert
6446 to start of lexed token buffer if we can.
6447 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
6448 parse_answer): Use _cpp_backup_tokens.
6449 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
6450 instead. Don't check for EOL.
6451 (do_include_common, do_line, do_pragma_system_header): Use
6453 * cpplib.h (BOL, _cpp_backup_tokens): New.
6454 * cppmacro.c (save_lookahead_token, take_lookahead_token,
6455 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
6456 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
6457 (builtin_macro): Don't use cpp_get_line.
6458 (cpp_get_line): Short term kludge.
6459 (parse_arg): Handle directives in arguments here. Back up when
6460 appropriate. Store EOF at end of argument list.
6461 (funlike_invocation_p): Use _cpp_backup_tokens.
6462 (push_arg_context): Account for EOF at end of list.
6463 (cpp_get_token): Remove lookahead stuff. Update.
6465 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6467 * c-parse.in (yyerror): Const-ification and/or static-ization.
6468 * c-typeck.c (push_member_name): Likewise.
6469 * collect2.c (main): Likewise.
6470 * dbxout.c (dbxout_parms): Likewise.
6471 * diagnostic.c (format_with_decl): Likewise.
6472 * dwarf2out.c (output_ranges): Likewise.
6473 * dwarfout.c (fundamental_type_code): Likewise.
6474 * except.c (dw2_output_call_site_table): Likewise.
6475 * gcc.c (do_spec_1): Likewise.
6476 * genopinit.c (optabs): Likewise.
6477 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
6478 gen_declaration_1, handle_impent): Likewise.
6479 * protoize.c (default_include, in_system_include_dir, abspath):
6481 * sched-vis.c (visualize_stall_cycles): Likewise.
6482 * sdbout.c (plain_type_1, sdbout_end_function,
6483 sdbout_end_epilogue): Likewise.
6484 * varasm.c (decode_reg_name): Likewise.
6486 * 1750a.c (mod_regno_adjust): Likewise.
6487 * alpha.c (alpha_write_one_linkage,
6488 unicosmk_output_default_externs): Likewise.
6489 * arm.c (arm_condition_codes): Likewise.
6490 * arm.h (arm_condition_codes): Likewise.
6491 * avr.c (output_movsisf, encode_section_info): Likewise.
6492 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
6494 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6495 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6496 * m88k.c (output_function_profiler): Likewise.
6497 * mips.c (mips_output_conditional_branch): Likewise.
6498 * ns32k.c (ns32k_out_reg_names): Likewise.
6499 * ns32k.h (ns32k_out_reg_names): Likewise.
6500 * pj.c (pj_output_rval): Likewise.
6501 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
6502 * sparc.c (sparc_flat_function_prologue,
6503 sparc_flat_function_epilogue): Likewise.
6505 2001-09-13 Markus Werle <numerical.simulation@web.de>
6506 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6508 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
6509 Aachen University of Technology".
6511 2001-09-13 Andreas Schwab <schwab@suse.de>
6513 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
6516 2001-09-13 Richard Henderson <rth@redhat.com>
6518 * config/alpha/alpha.c (small_symbolic_operand): New.
6519 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
6520 (some_operand, input_operand): Don't handle HIGH.
6521 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
6522 (alpha_expand_mov): Likewise.
6523 (print_operand) [H]: Just print HIGH symbol.
6524 (print_operand_address): Handle small data.
6525 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
6526 (TARGET_SWITCHES): Add -msmall-data/large-data.
6527 (PIC_OFFSET_TABLE_REGNUM): New.
6528 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
6529 (PREDICATE_COES): Update.
6530 * config/alpha/alpha.md (adddi_er_high): New.
6531 (adddi_er_low): Handle small data.
6532 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
6533 prefer .sdata to .rodata.
6534 (SELECT_RTX_SECTION): Likewise.
6536 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
6538 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
6539 defining __size_t and leaving size_t undefined.
6541 2001-09-12 Diego Novillo <dnovillo@redhat.com>
6543 * basic-block.h (expunge_block): Declare.
6544 * cfg.c (expunge_block): Remove static declaration.
6546 2001-09-12 Richard Henderson <rth@redhat.com>
6548 * integrate.c (copy_insn_list): Copy label name from
6549 NOTE_INSN_DELETED_LABEL.
6551 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * c-common.c (c_tree_code_name): Const-ification.
6554 * c-decl.c (c_decode_option): Likewise.
6555 * c-typeck.c (warn_for_assignment): Likewise.
6556 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
6558 * cppinit.c (output_deps): Likewise.
6559 * dependence.c (dependence_string, direction_string): Likewise.
6560 * dwarf2out.c (output_ranges): Likewise.
6561 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
6562 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
6563 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
6564 standard_startfile_prefix, standard_startfile_prefix_1,
6565 standard_startfile_prefix_2, tooldir_base_prefix,
6566 standard_bindir_prefix, find_a_file): Likewise.
6567 * genattrtab.c (make_length_attrs): Likewise.
6568 * gencheck.c (tree_codes): Likewise.
6569 * genemit.c (gen_split): Likewise.
6570 * genrecog.c (special_mode_pred_table): Likewise.
6571 * graph.c (graph_ext): Likewise.
6572 * protoize (default_include): Likewise.
6573 * reload.c (reload_when_needed_name): Likewise.
6574 * sched-vis.c (visualize_stall_cycles): Likewise.
6575 * tlink.c (recompile_files): Likewise.
6576 * toplev.c (decode_g_option): Likewise.
6577 * tradcpp.c (output_deps): Likewise.
6578 * varasm.c (decode_reg_name): Likewise.
6580 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
6583 * avr.c (avr_regnames, encode_section_info): Likewise.
6584 * c4x.c (float_reg_names): Likewise.
6585 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
6586 * elfos.h (const_section): Likewise.
6587 * i386.c (ix86_comp_type_attributes): Likewise.
6588 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6589 * ia64/aix.h (UNIQUE_SECTION): Likewise.
6590 * ia64.c (type_names): Likewise.
6591 * m68hc11.c (reg_class_names): Likewise.
6592 * m88k.c (m_options): Likewise.
6593 * mips.c (mips_output_conditional_branch, mips_unique_section):
6595 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6596 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
6597 ultra_code_names): Likewise.
6598 * sparc.h (OVERRIDE_OPTIONS): Likewise.
6600 2001-09-12 Jakub Jelinek <jakub@redhat.com>
6602 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
6603 Use --fatal-warnings option for gas.
6604 * configure: Rebuilt.
6606 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6608 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
6610 2001-09-11 Jim Wilson <wilson@redhat.com>
6612 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
6614 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6616 * builtins.c (c_strlen): Treat an offset too large for a
6617 HOST_WIDE_INT as out of range.
6619 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
6621 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
6622 (EDGE_CRITICAL_P): New predicate.
6623 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
6625 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
6626 (dump_edge_info): Remove "crit".
6627 * cfganal.c (mark_critical_edges): Kill.
6628 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
6629 * cfgcleanup.c (cleanup_cfg): Likewise.
6630 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
6631 (find_spanning_tree): Likewise.
6632 * reg-stack.c (convert_regs_1): Likewise.
6633 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
6635 * basic-block.h (create_basic_block_structure): New.
6636 (create_basic_block): Update prototype.
6637 (force_nonfallthru): New.
6638 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
6639 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
6640 handle updating of block_for_insn, creating of empty BBs and BBs at
6641 the end of INSN chain.
6642 (create_basic_block): New function.
6643 (split_block): Use create_basic_block.
6644 (force_nonfallthru_and_redirect): Break out from ...; cleanup
6645 (redirect_edge_and_branch_force): ... here.
6646 (force_nonfallthru): New.
6647 (split_edge): Rewrite to use force_nonfallthru and create_block.
6648 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
6649 (find_basic_blocks): Free basic_block_for_insn.
6650 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
6652 * cfg.c: Fix formating.
6653 * cfgcleanup.c: Fix formating.
6654 (merge_blocks, tail_recursion_label_p): Return bool.
6655 (merge_blocks_move_predecessor_nojumps,
6656 merge_blocks_move_successor_nojumps): Return void.
6658 2001-09-11 Jakub Jelinek <jakub@redhat.com>
6660 * configure.in: Check whether assembler supports section merging.
6661 * config.in: Rebuilt.
6662 * configure: Rebuilt.
6663 * varasm.c (variable_section, output_constant_pool): Pass alignment
6664 to SELECT_SECTION and SELECT_RTX_SECTION.
6665 (mergeable_string_section): New.
6666 (mergeable_constant_section): New.
6667 (default_elf_asm_named_section): Output SECTION_MERGE and
6668 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6669 * output.h (mergeable_string_section): New.
6670 (mergeable_constant_section): New.
6671 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
6672 * toplev.c (flag_merge_constants): New.
6673 (f_options): Add -fmerge-constants and -fmerge-all-constants
6675 (toplev_main): Default to -fno-merge-constants if not optimizing.
6676 * flags.h (flag_merge_constants): Add extern.
6677 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
6678 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
6680 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
6681 Define if assembler has working .subsection -1 support.
6682 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
6683 Put constant into special SHF_MERGE sections if the linker should
6684 attempt to merge duplicates.
6685 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
6687 Put constant into special SHF_MERGE sections if the linker should
6688 attempt to merge duplicates.
6689 * config/alpha/elf.h: Likewise.
6690 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
6691 has working .subsection -1 support.
6692 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
6694 * config/svr3.h: Likewise.
6695 * config/darwin.h: Likewise.
6696 * config/arm/aof.h: Likewise.
6697 * config/arm/linux-elf.h: Likewise.
6698 * config/avr/avr.h: Likewise.
6699 * config/c4x/c4x.h: Likewise.
6700 * config/d30v/d30v.h: Likewise.
6701 * config/i386/dgux.h: Likewise.
6702 * config/i386/osfrose.h: Likewise.
6703 * config/i386/sco5.h: Likewise.
6704 * config/i386/svr3gas.h: Likewise.
6705 * config/ia64/aix.h: Likewise.
6706 * config/m32r/m32r.h: Likewise.
6707 * config/m68k/m68k.h: Likewise.
6708 * config/m88k/dgux.h: Likewise.
6709 * config/m88k/m88k.h: Likewise.
6710 * config/mcore/mcore-pe.h: Likewise.
6711 * config/mips/mips.h: Likewise.
6712 * config/pa/pa.h: Likewise.
6713 * config/pa/pa-linux.h: Likewise.
6714 * config/romp/romp.h: Likewise.
6715 * config/rs6000/sysv4.h: Likewise.
6716 * config/rs6000/xcoff.h: Likewise.
6717 * config/s390/linux.h: Likewise.
6718 * config/sparc/sparc.h: Likewise.
6719 * config/sparc/sysv4.h: Likewise.
6720 * config/stormy16/stormy16.h: Likewise.
6721 * config/v850/v850.h: Likewise.
6722 * config/vax/vms.h: Likewise.
6723 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
6724 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6725 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
6726 default_elf_asm_named_section for SHF_MERGE sections.
6728 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6730 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
6733 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
6735 * c-common.c (split_specs_attrs): Allow for empty attributes with
6736 empty TREE_PURPOSE. Fixes PR c/4294.
6738 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
6740 * basic-block.h (cached_make_edge, make_single_succ): New.
6741 (make_edge): Remove first parameter.
6742 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
6743 * cfg.c (cached_make_edge): Rename from make_edge; return newly
6744 created edge; use obstack allocation.
6745 (make_edge, make_single_succ_edge): New.
6746 (first_removed_edge): New static variable.
6747 (init_flow): Initialize first_removed_edge and n_edges.
6748 (clear_edges): Use remove_edge.
6749 (flow_delete_block): Likewise.
6750 (remove_edge): Add removed edges to the removed edges list.
6751 (split_block, redirect_edge_and_branch_force, split_edge):
6753 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
6754 (add_noreturn_fake_exit_edges): Likewise.
6755 (connect_infinite_loops_to_exit): Liekwise.
6756 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
6757 Use cached_make_edge.
6758 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
6759 * profile.c (branch_prob): Update make_edge call.
6760 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
6762 2001-09-11 Richard Henderson <rth@redhat.com>
6764 * config/alpha/alpha.c: Tidy formatting.
6765 (local_symbolic_operand): Verify mode.
6766 (alpha_sa_mask): Ignore unicos for eh_return.
6767 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
6768 * config/alpha/alpha.md (umk divsi patterns): Remove.
6769 (extendsfdf2): Remove unicos check.
6770 (tablejump): Merge vms and unicos code; always use direct set
6773 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6775 * config.gcc (alpha*-*-unicosmk*): New target.
6777 * config/alpha/alpha-protos.h (symbolic_operand,
6778 unicosmk_add_call_info_word, unicosmk_add_extern,
6779 unicosmk_defer_case_vector, unicosmk_unique_section,
6780 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
6781 unicosmk_asm_file_start, unicosmk_asm_file_end,
6782 unicosmk_output_common): Declare.
6784 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
6785 direct_return, function_arg, alpha_va_start, alpha_va_arg,
6786 alpha_does_function_need_gp, alpha_end_function): Support Cray
6788 (alpha_init_machine_status, alpha_mark_machine_status,
6789 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
6790 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
6791 unicosmk_asm_named_section, unicosmk_insert_attributes,
6792 unicosmk_section_type_flags, symbolic_operand,
6793 unicosmk_output_module_name, unicosmk_output_default_externs,
6794 unicosmk_output_dex, unicosmk_output_externs,
6795 unicosmk_output_addr_vec, unicosmk_ssib_name,
6796 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
6797 unicosmk_asm_file_end, unicosmk_output_common,
6798 unicosmk_section_type_flags, unicosmk_unique_section,
6799 unicosmk_add_call_info_word, unicosmk_text_section,
6800 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
6801 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
6802 unicosmk_dex_count, unicosmk_special_name): New.
6803 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
6804 TARGET_ABI_UNICOSMK.
6805 (get_aligned_mem, alpha_expand_unaligned_load,
6806 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
6807 alpha_expand_unaligned_store_words): Support big-endian mode.
6808 (print_operand): Likewise. New format specifier 't'. Use
6809 TARGET_AS_SLASH_BEFORE_SUFFIX.
6810 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
6811 (alpha_pv_save_size): Update with above change.
6812 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
6813 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
6816 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
6817 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
6818 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
6819 (EXTRA_CONSTRAINT): New constraint 'U'.
6820 (PREDICATE_CODES): Add symbolic_operand.
6822 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
6823 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
6824 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
6825 (integer division and modulus patterns): Split in default and
6827 (*divmodsi_internal, *divmoddi_internal): Disable for
6828 TARGET_ABI_UNICOSMK.
6829 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
6830 little-endian and big-endian versions.
6831 (ext, ins, msk): Likewise.
6832 (extv, extzv, insv): Support big-endian mode.
6833 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
6834 (call_umk, call_value_umk, *call_umk, tablejump_umk,
6835 *tablejump_umk_internal, *call_value_umk): New.
6836 (*movdi_nofix): Add pattern for loading an address into a register on
6837 TARGET_ABI_UNICOSMK.
6838 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
6839 (umk_mismatch_args, arg_home_umk): New.
6840 (various insns): Don't use mov, fmov, nop, fnop and unop.
6841 (realign): Support TARGET_ABI_UNICOSMK.
6843 * config/alpha/unicosmk.h: New file.
6844 * config/alpha/t-unicosmk: New file.
6846 * fixinc/inclhack.def (unicosmk_restrict): New.
6847 * fixinc/fixincl.x: Regenerate.
6849 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
6850 (wchar_t): Check for and define __WCHAR_T__.
6852 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
6854 * combine.c (simplify_shift_const): Treat shifts by the mode
6857 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
6859 * cpphash.h (struct tokenrun): New.
6860 (struct cpp_context): New member bol.
6861 (struct cpp_reader): New members.
6862 (_cpp_init_tokenrun): New.
6863 * cppinit.c (cpp_create_reader): Set up the token runs.
6864 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
6865 (lex_token): New internalised version of _cpp_lex_token. Don't
6866 handle directives or the multiple include opimisation here any
6867 more. Simply lex a token.
6868 * cpplib.c (run_directive): Clear bol.
6869 (_cpp_pop_buffer): Set bol.
6870 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
6873 2001-09-11 Michael Meissner <meissner@redhat.com>
6875 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
6876 give an error if the user uses -mfp32.
6877 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
6879 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
6880 floating point register size.
6881 (EXTRA_SPECS): Add CPP_FPR_SPEC.
6883 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
6884 HOST_WIDE_INT_PRINT_DEC to properly print the result of
6886 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6887 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6889 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
6891 * dbxout.c (dbxout_parms): Fix typo in comment.
6892 * unroll.c (loop_find_equiv_value): Ditto.
6893 * toplev.c (rest_of_compilation): Ditto.
6894 * loop.c (scan_loop): Ditto.
6895 * dwarf2out.c (struct dw_fde_struct): Ditto.
6897 2001-09-10 Zack Weinberg <zackw@panix.com>
6899 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
6900 copying identifier when we're just going to throw it away.
6901 (parse_identifier_slow): New routine to handle abnormal cases.
6902 (_cpp_lex_token): Update call site.
6904 * hashtable.c (ht_lookup): Don't assume that the string we've
6905 been given is NUL-terminated.
6906 * system.h: #define __builtin_expect(a, b) to (a) if not
6909 2001-09-10 Michael Meissner <meissner@redhat.com>
6911 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
6914 2001-09-10 David Edelsohn <edelsohn@gnu.org>
6916 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
6918 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6920 * builtins.c (c_getstr): Correct thinko in last change and further
6923 2001-09-10 Tim Freeman <tim@fungibole.com>
6925 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
6926 into varray's and register them as roots with the garbage
6927 collector so they are not collected too soon.
6929 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
6931 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
6933 * basic-block.h (flow_obstack, label_value_list,
6934 tail_recursion_label_list): Declare
6935 (tidy_fallthru_edges): Declare.
6936 (expunge_block, last_loop_beg_note): Delete.
6937 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
6939 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
6940 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
6941 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
6942 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
6943 expunge_block, flow_delete_block, compute_bb_for_insn,
6944 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
6945 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
6946 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
6947 try_redirect_by_replacing_jump, last_loop_beg_note,
6948 redirect_edge_and_branch, redirect_edge_and_branch_force,
6949 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
6950 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6951 commit_edge_insertions, dump_flow_info, debug_flow_info,
6952 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
6953 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
6954 Move here from flow.c
6955 * cfganal.c: New file.
6956 (forwarder_block_p, can_fallthru, mark_critical_edges,
6957 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
6958 find_unreachable_blocks, create_edge_list, free_edge_list,
6959 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
6960 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
6961 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
6962 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
6963 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
6964 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
6965 Move here from flow.c
6966 * cfgbuild.c: New file
6967 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
6968 make_edges, find_basic_blocks_1, find_basic_blocks,
6969 find_sub_basic_blocks): Move here from flow.c
6970 * cfgcleanup.c: New file.
6971 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
6972 merge_blocks_move_predecessor_nojumps,
6973 merge_blocks_move_successor_nojumps, merge_blocks,
6974 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6975 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
6976 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
6978 * cfgloop.c: New file
6979 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
6980 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
6981 flow_loop_exit_edges_find, flow_loop_nodes_find,
6982 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6983 flow_loop_tree_node_add, flow_loops_tree_build,
6984 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
6985 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
6986 Move here from flow.c
6987 * flow.c: Remove everything moved elsewhere
6988 * output.h (cleanup_cfg): Return bool.
6990 * bb-reorder.c (reorder_block_def): Remove 'index'.
6991 (insert_intra_1): Add argument BB, set block for new note.
6992 (make_reorder_chain): Do not depdent on BB indexes.
6993 (make_reorder_chain_1): Do not use BB indexes.
6994 (label_for_bb): Likewise; set BB for new insn.
6995 (emit_jump_to_block_after): Likewise.
6996 (fixup_reoder_chain): Sanity check that all basic blocks
6997 are chained; verify newly created insn chain; remove
6998 undocnitional jump simplifying; Do not use BB indexes;
6999 properly initialize count and frequency information;
7000 dump reordered sequence.
7001 (insert_intra_bb_scope_notes): update call of insert_intra_1.
7002 (insert_inter_bb_scope_notes): Set block for new insn.
7003 (reorder_basic_blocks): Dump flow info before reoredering.
7005 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7007 * alias.c (clear_reg_alias_info): Use K&R format definition.
7008 Avoid unsigned warning.
7009 * builtins.c: Use "unsigned int", not "unsigned".
7010 (target_char_cast): Use host_integerp and tree_low_cst.
7011 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
7012 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
7013 (c_getstr): Likewise.
7014 (std_expand_builtin_va_arg): Use int_size_in_bytes.
7015 (builtin_memcpy_read_str): Avoid unsigned warning.
7016 (expand_builtin_memcpy): Alignments are unsigned.
7017 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
7018 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
7019 * predict.c (expensive_function_p): LIMIT now unsigned.
7020 * resource.c (mark_target_live_regs): Make some vars unsigned.
7021 * sdbout.c: Use "unsigned int", not "unsigned".
7022 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
7023 (sdbout_source_line): Likewise.
7024 (sdbout_record_type_name): Remove "const" for NAME declaration.
7025 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
7027 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
7029 * calls.c (store_one_arg): Expand comment.
7031 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7033 * calls.c (store_one_arg): Make sure that the entire argument is
7034 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
7036 2001-09-09 Richard Henderson <rth@redhat.com>
7038 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
7040 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
7042 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
7044 2001-09-09 Richard Henderson <rth@redhat.com>
7046 * config/alpha/alpha.c (alpha_next_sequence_number): New.
7047 (alpha_this_literal_sequence_number): New.
7048 (alpha_this_gpdisp_sequence_number): New.
7049 (some_operand, input_operand): Add HIGH.
7050 (local_symbolic_operand): New.
7051 (alpha_encode_section_info): New.
7052 (alpha_legitimate_address_p): Allow LO_SUM.
7053 (alpha_legitimize_address): Generate HIGH+LO_SUM.
7054 (alpha_expand_mov): Likewise.
7055 (secondary_reload_class): Check memory_operand not general_operand
7057 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
7058 (alpha_expand_unaligned_store): Likewise.
7059 (alpha_expand_unaligned_load_words): Likewise.
7060 (alpha_expand_unaligned_store_words): Likewise.
7061 (alpha_expand_block_clear): Likewise.
7062 (print_operand): Handle %#, %*, %H.
7063 (print_operand_address): Handle LO_SUM.
7065 (alpha_does_function_need_gp): Use it.
7066 (alpha_expand_block_move): Fix signed compare warnings.
7067 (alpha_sa_mask, alpha_align_insns): Likewise.
7068 * config/alpha/alpha-protos.h: Update.
7069 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
7070 (MASK_EXPLICIT_RELOCS): New.
7071 (TARGET_SWITCHES): Add -mexplicit-relocs.
7072 (EXTRA_CONSTRAINT): Add 'T'.
7073 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
7074 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
7075 (ENCODE_SECTION_INFO): Out line.
7076 (REDO_SECTION_INFO_P): New.
7077 (STRIP_NAME_ENCODING): New.
7078 (ASM_OUTPUT_LABELREF): New.
7079 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
7080 (PREDICATE_CODES): Update.
7081 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
7082 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
7083 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
7084 builtin_setjmp_receiver_er, exception_receiver_1_er,
7085 call_value_osf_1_er): New patterns.
7086 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
7087 (movqi, movhi, movsi): Add explicit $31 base register to lda.
7088 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
7089 (FINAL_PRESCAN_INSN): New.
7091 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
7093 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
7095 2001-09-08 Andreas Jaeger <aj@suse.de>
7097 * i386.h (TARGET_SWITCHES): Fix description.
7099 2001-09-07 David Edelsohn <edelsohn@gnu.org>
7101 * rs6000.c (num_insns_constant): Compute number of instructions
7104 * doc/install.texi: Explain AIX exception handling work-around.
7105 Update URL for AIX fixes.
7107 2001-09-07 Jim Wilson <wilson@redhat.com>
7109 * alias.c (clear_reg_alias_info): New.
7110 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
7111 * rtl.h (clear_reg_alias_info): Declare.
7113 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7115 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
7117 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
7118 (m16m,edivm,emulm): Change declaration to match definition.
7120 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7122 * reload.c (push_reload): Check for subreg_lowpart_p instead of
7123 SUBREG_BYTE being 0 when determining if the inner part of a subreg
7126 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7128 * c-common.c (signed_or_unsigned_type): Handle machine mode types
7129 which have no corresponding C type.
7130 * fold_const.c (target_isinf,target_isnan,target_negative): Update
7131 the representation of 64-bit doubles to work with 64-bit ints.
7133 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
7135 * config/mips/mips.c (override_options): Do not override ISA when ABI
7136 specified if MIPS_CPU_STRING_DEFAULT was specified.
7138 2001-09-07 Richard Henderson <rth@redhat.com>
7140 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
7141 (express_from_1): Wrap lines.
7142 * rtlanal.c (commutative_operand_precedence): Rename from
7143 operand_preference; export.
7144 * rtl.h: Declare it.
7145 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
7146 (simplify_binary_operation): Invoke simplify_plus_minus on
7147 (CONST (PLUS ...)) as well.
7148 (struct simplify_plus_minus_op_data): New.
7149 (simplify_plus_minus_op_data_cmp): New.
7150 (simplify_plus_minus): Use them. Avoid infinite recursion with
7151 simplify_binary_operation wrt CONST.
7153 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
7155 * h8300-protos.h (general_operand_dst_push): Remove.
7156 * h8300.c (general_operand_dst_push): Likewise.
7157 * h8300.h (OK_FOR_T): Likewise.
7158 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
7159 * h8300.md (pushqi_h8300): New.
7160 (pushqi_h8300hs): Likewise.
7162 (pushhi_h8300): Likewise.
7163 (pushhi_h8300hs): Likewise.
7166 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7168 * genattrtab.c (attr_printf): First arg is unsigned.
7169 Clean up formatting of callers.
7171 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
7173 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
7176 2001-09-07 Andreas Jaeger <aj@suse.de>
7178 * i386.h (TARGET_SWITCHES): Fix descriptions.
7180 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7182 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
7184 2001-09-06 Ira Ruben <ira@apple.com>
7186 Remove OP_IDENTIFIER.
7187 * tree.def (OP_IDENTIFIER): Remove.
7188 * tree.c (tree_node_kind enum): Remove op_id_kind.
7189 (tree_node_kind_names): Remove "op_identifiers".
7190 (make_node): Remove OP_IDENTIFIER test.
7191 (build_op_identifier): Removed because it isn't being used.
7192 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
7193 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
7195 2001-09-06 Richard Henderson <rth@redhat.com>
7197 * simplify-rtx.c (simplify_binary_operation): Revert last change.
7199 2001-09-06 Richard Henderson <rth@redhat.com>
7201 * simplify-rtx.c (simplify_binary_operation): Simplify contents
7204 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7206 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
7207 number used for CR register.
7209 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7210 Joern Rennecke (amylaar@cygnus.com)
7212 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
7213 * h8300.c (initial_offset): Handle offset between RP and FP.
7214 (h8300_return_addr_rtx): New function.
7215 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
7217 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
7218 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7219 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
7220 (CAN_ELIMINATE, REGISTER_NAMES):
7221 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
7223 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
7225 Remove TYPE_NONCOPIED_PARTS.
7226 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
7227 (struct tree_type): Remove noncopied_parts.
7228 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
7229 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
7230 (fixed_type_p): Remove.
7231 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
7232 (expand_expr, MODIFY_EXPR): Likewise.
7233 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
7234 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
7236 2001-09-06 Alan Modra <amodra@bigpond.net.au>
7238 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
7240 (mask64_operand): Likewise.
7241 (includes_rldic_lshift_p): Likewise.
7242 (includes_rldicr_lshift_p): Likewise.
7244 2001-09-05 Ziemowit Laski <zlaski@apple.com>
7246 * objc/objc-act.c (build_message_expr): If a class method cannot
7247 be found, do not issue a warning if a corresponding instance
7248 method exists in the root class.
7250 2001-09-05 Richard Henderson <rth@redhat.com>
7252 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
7254 2001-09-05 Zack Weinberg <zack@codesourcery.com>
7256 * function.c (ggc_mark_struct_function): Mark f->outer.
7257 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
7258 * integrate.c (output_inline_function): ... not here.
7260 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7262 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
7264 * i386.c (size_cost): New static variable.
7265 (override_function): Use size_cost when -Os is specified.
7267 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
7268 properly; Use current_function_calls_eh_return.
7269 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
7270 use leave to avoid dependency chain.
7272 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
7273 get BB loop_depth instead of computing it from LOOP notes.
7275 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
7277 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7279 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7280 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7281 UNALIGNED_DOUBLE_INT_ASM_OP): Define
7283 2001-09-05 Jeffrey A Law (law@cygnus.com)
7284 Jason Merrill (jason@redhat.com)
7286 * stor-layout.c (layout_type): Complain if an array's size can
7287 not be represented in a size_t.
7289 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
7291 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
7293 * gcc.c: (process_command) Add parentheses around assignment
7294 used as truth value.
7296 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7298 * config/mips/mips.c (save_restore_insns): Don't mark any register
7299 save slots as unchanging if current_function_calls_eh_return.
7301 2001-09-05 Richard Henderson <rth@redhat.com>
7303 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
7304 * config/alpha/alpha-protos.h: Declare it.
7305 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
7306 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
7307 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
7308 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
7309 (REG_OK_FOR_BASE_P): Select one of the above.
7311 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7313 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
7314 (crti.o): Prefix name of object file with $(T).
7317 2001-09-05 David S. Miller <davem@redhat.com>
7319 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
7320 * config/sparc/linux64.h: Likewise.
7322 2001-09-05 Andreas Jaeger <aj@suse.de>
7324 * doc/invoke.texi (i386 Options): -mwide-multiply is not
7325 available anymore, remove the documentation.
7326 (i386 Options): Fix typo, cleanup index entries.
7328 * prefix.c (concat): Remove, we can use the version from liberty.
7330 2001-09-05 Richard Henderson <rth@redhat.com>
7332 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
7333 New functions split out of md file expanders.
7334 * config/alpha/alpha-protos.h: Declare them.
7335 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
7337 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
7339 * cppmacro.c (funlike_invocation_p): No need to restore context.
7341 2001-09-04 Richard Henderson <rth@redhat.com>
7343 * reload.c (push_reload): Export.
7344 * reload.h (push_reload): Declare it.
7346 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
7347 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7348 * config/alpha/alpha.c (alpha_legitimize_address): New.
7349 (alpha_legitimize_reload_address): Likewise.
7350 * config/alpha/alpha-protos.h: Declare them.
7352 2001-09-04 Stan Shebs <shebs@apple.com>
7354 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
7355 * config/darwin.c (machopic_stub_name): Account for internally
7356 generated lib calls such as memcpy.
7358 2001-09-04 Richard Henderson <rth@redhat.com>
7360 * unwind.h (_UA_END_OF_STACK): New flag.
7361 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
7363 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7365 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
7367 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
7369 * config/mips/mips.c (save_restore_insns): Change base_offset to
7370 fp_offset in second call to mips_emit_frame_related_store.
7372 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
7374 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
7375 sometimes be represented as a NOTE of type
7376 NOTE_INSN_DELETED_LABEL.
7377 (Insns): Document NOTE_INSN_DELETED_LABEL.
7379 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
7381 * c-common.h (tree_dump_index): Add more comments.
7382 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
7383 (dump_option_value_info): New struct.
7384 (dump_options): New array.
7385 (dump_switch_p): Parse switch options symbolically.
7386 * doc/invoke.texi (-fdump-ast): Rename to ...
7387 (-fdump-tree): ... here. Document that options are symbolic, and
7388 not all are applicable.
7390 2001-09-04 David S. Miller <davem@redhat.com>
7392 * config/sparc/sparc.md (define_splits): Kill constraints.
7394 Cleanup redundant and unused insn attributes.
7395 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
7396 binary, and move. Mark ialu as default.
7397 (commented out define_function_unit "alu"): Kill.
7398 (define_attr "use_clobbered"): Kill.
7399 (whole file): Kill address insn type references. Replace
7400 all unary/binary/move references with ialu.
7401 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
7402 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
7405 Simplify length insn attribute and make more judicious use
7406 of insn attribute defaulting.
7407 * config/sparc/sparc.md (all insns with length > one): Mark as
7408 insn type multi if real instructions, else use default if
7409 it is a forced splitter.
7410 (all insns with length == one): Use default insn length.
7411 (all insns of type ialu): Use default insn type.
7413 Fix erroneous insn attribute settings.
7414 (addx): Set insn type to misc.
7415 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
7416 const_umulsidi3_sp64): Set insn type to imul.
7418 Track SFmode vs DFmode insns according to UltraSPARC
7420 * config/sparc/sparc.md ("fptype"): New attribute, default
7422 (all DFmode single insns): Mark as fptype "double".
7424 2001-09-03 Jakub Jelinek <jakub@redhat.com>
7426 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
7428 2001-09-03 Richard Henderson <rth@redhat.com>
7430 * function.h (struct function): Add arg_pointer_save_area_init.
7431 * function.c (expand_function_end): Init arg_pointer_save_area.
7432 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
7433 when called from a nested function.
7435 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
7437 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
7440 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7442 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
7444 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
7446 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
7447 (emit_push_insn): Use specified padding direction when
7448 STACK_PUSH_CODE is POST_INC.
7450 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
7452 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7454 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
7456 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
7458 * cppinit.c (cpp_start_read): Free the imacros list as we
7459 traverse it. Don't free the chains before returning.
7460 (_cpp_push_next_buffer): Only try pushing buffers if we've
7461 completed -imacros handling.
7463 2001-08-31 Eric Christopher <echristo@redhat.com>
7465 * gcc.c (handle_braces): Add explaination for abort.
7467 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
7469 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
7470 move adjustment of bitpos instead.
7472 2001-08-31 Zack Weinberg <zack@codesourcery.com>
7474 * function.c: Remove all_functions. Make outer_function_chain
7476 (init_function_start): Don't add new function structure to
7478 (find_function_data, push_function_context_to,
7479 pop_function_context_from, put_var_into_stack,
7480 trampoline_address): Update for changed structure element names.
7481 (push_function_context_to): Disentangle.
7482 (free_after_compilation): Also free F.
7483 (expand_dummy_function_end): Don't free cfun here.
7484 (put_var_into_stack): Comment why we can't use find_function_data here.
7485 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
7486 (mark_function_chain): Split into maybe_mark_struct_function and
7487 ggc_mark_struct_function. Export the latter.
7488 (init_function_once): Mark from cfun and outer_function_chain;
7491 * function.h (struct function): Kill next_global. Rename next
7492 to outer. All users updated to match.
7493 (all_functions, outer_function_chain): Don't declare.
7495 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
7496 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
7497 don't touch f->inlinable, after calling rest_of_compilation.
7499 * tree.h: Forward-declare struct function. Prototype
7500 ggc_mark_struct_function.
7502 2001-08-31 Kazu Hirata <kazu@hxi.com>
7504 * config/h8300/h8300.md (*andorhi3): Fix typos.
7506 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7508 * calls.c (emit_library_call_value): Don't use a fixed
7509 argument after VA_CLOSE, i.e. out of scope in traditional C.
7511 * emit-rtl.c (gen_rtvec): Likewise.
7513 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7515 * Makefile.in (c-pragma.o): Depend on output.h.
7516 (reorg.o): Depend on except.h.
7518 * c-pragma.c: Include output.h.
7520 * reorg.c: Include except.h.
7522 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7524 2001-08-31 Richard Henderson <rth@redhat.com>
7526 * sched-deps.c (add_dependence): Don't elide dependency if the
7527 conditional used by insn is modified in elem.
7529 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
7531 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
7533 2001-08-31 Diego Novillo <dnovillo@redhat.com>
7535 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
7538 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7540 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
7542 (stormy16_asm_out_constructor): New function.
7543 (TARGET_ASM_CONSTRUCTOR): Define.
7544 (TARGET_ASM_DESTRUCTOR): Define.
7546 2001-08-31 Andreas Jaeger <aj@suse.de>
7548 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
7549 * loop.c (add_label_notes): Likewise.
7550 * reload.c (find_reloads): Likewise.
7551 * config/sh/sh.c (machine_dependent_reorg): Likewise.
7553 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
7555 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
7556 code here. Take _Unwind_{W,Sw}ord*.
7557 (read_encoded_value_with_base): Use them.
7558 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
7560 (extract_cie_info): Simplify read_?leb128 handling.
7561 (execute_stack_op, execute_cfa_program): Likewise.
7562 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
7564 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7566 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
7567 the frame pointer to pop the stack if convenient.
7569 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
7570 Don't use post-increment before combine.
7571 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
7572 a call-saved register.
7574 2001-08-31 Andreas Jaeger <aj@suse.de>
7576 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
7579 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
7581 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
7582 not DIV/MOD, of course.
7584 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
7586 * rtl.def: Undo my patch commited 2001-08-27.
7588 * genattrtab.c: Ditto.
7592 * sched-int.h: Ditto.
7594 * target-def.h: Ditto.
7598 * haifa-sched.c: Ditto.
7600 * sched-rgn.c: Ditto.
7602 * sched-vis.c: Ditto.
7604 * Makefile.in: Ditto.
7606 * doc/md.texi: Ditto.
7608 * doc/tm.texi: Ditto.
7610 * doc/contrib.texi: Ditto.
7612 * doc/gcc.texi: Ditto.
7614 * genattrtab.h: Remove it.
7616 * genautomata.c: Remove it.
7618 * genattr.c: Undo my patch and Richard Henderson's patch commited
7621 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
7623 * config.gcc (h8300-*-elf*): New case.
7624 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
7625 (SUBTARGET_CPP_SPEC): Define.
7626 (EXTRA_SPECS): Define.
7627 (SUBTARGET_EXTRA_SPECS): Define.
7628 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
7629 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
7631 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
7633 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
7634 (LIB2FUNCS_EXTRA): Define.
7635 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
7636 config/h8300/fixunssfsi.c: New file.
7638 2001-08-30 Kazu Hirata <kazu@hxi.com>
7640 * config/h8300/h8300.md (zero_extendqihi2): Changes to
7641 define_expand to accommodate target-specific attributes.
7642 (anonymous zero_extendqihi2 patterns): New.
7644 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
7646 * h8300.md (*andorhi3): New pattern.
7648 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
7650 * h8300.c (dosize): Fix test for "sub".
7652 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
7654 * c-typeck.c (pointer_diff): Try to eliminate common term before
7657 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
7659 * config/arm/arm.c (arm_compute_initial_elimination_offset):
7660 Account for the saves of the FP registers.
7662 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
7663 (TEXT_SECTION_ASM_OP): Define.
7664 (INIT_SECTION_ASM_OP): Define.
7665 (FINI_SECTION_ASM_OP): Define.
7666 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
7667 (RDATA_SECTION_FUNCITON): Provide prototype.
7669 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
7671 * reload1.c (move2add_note_store): Correct typo checking for
7674 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
7676 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
7677 note should not be considered outside the libcall block.
7679 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7681 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
7683 2001-08-29 Kazu Hirata <kazu@hxi.com>
7685 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
7687 2001-08-29 Kazu Hirata <kazu@hxi.com>
7689 * config/h8300/h8300-protos.h: Add a prototype for
7691 * config/h8300/h8300.c (emit_logical_op): New.
7692 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
7699 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7701 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
7702 comparison with rtx INTVAL.
7703 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
7705 * pa.h (FUNCTION_ARG_SIZE): Likewise.
7707 2001-08-29 Kazu Hirata <kazu@hxi.com>
7709 * config/h8300/lib1funcs.asm: Update the copyright. Fix
7712 2001-08-29 Kazu Hirata <kazu@hxi.com>
7714 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
7715 (reg n) to (mem (pre_dec (reg n))
7716 (anonymous movsi pattern): Likewise.
7718 2001-08-29 Kazu Hirata <kazu@hxi.com>
7720 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
7722 2001-08-29 Kazu Hirata <kazu@hxi.com>
7724 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
7725 several special constants.
7727 2001-08-29 Kazu Hirata <kazu@hxi.com>
7729 * config/h8300/lib1funcs.asm: Fix comment typos.
7731 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7733 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
7734 Fix format specifier warnings.
7736 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
7737 inet_makeaddr, semctl): Prototype.
7739 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
7740 (save_restore_insns): Use base_offset, not gp_offset.
7742 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
7743 (ASM_OUTPUT_BYTE): Fix format specifier warning.
7745 2001-08-29 Richard Henderson <rth@redhat.com>
7747 * bb-reorder.c (function_tail_eff_head): New.
7748 (record_effective_endpoints): Set it.
7749 (fixup_reorder_chain): Use it.
7751 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7753 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
7755 2001-08-28 Dale Johannesen <dalej@apple.com>
7757 * config/darwin.c (machopic_function_base_name): Add const
7758 qualifier to a string.
7759 (darwin_encode_section_info): Ditto.
7761 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7763 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
7764 function definition.
7766 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7768 * df.h (struct df): Add rts_order variable.
7770 * df.c (df_visit_next_rts): New function.
7771 (df_visit_next): Renamed to df_visit_next_rc
7772 (df_analyse_1): Allocate/compute/free rts_order as well.
7773 (df_rd_global_compute): Use df_visit_next_rc instead of
7775 (df_ru_global_compute): Use df_visit_next_rts instead of
7778 * flow.c (flow_reverse_top_sort_order_compute): New function.
7780 * basic-block.h: Add prototype.
7782 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7784 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
7785 blocks, the BB_REACHABLE is now set, rather than aux being
7786 non-NULL. Update the test to reflect this.
7788 2001-08-28 Eric Christopher <echristo@redhat.com>
7790 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
7791 config/mips/crti.asm: Ditto.
7793 2001-08-28 Eric Christopher <echristo@redhat.com>
7794 Richard Henderson <rth@redhat.com>
7796 * c-pragma.h (add_weak): Move prototype from here...
7797 * output.h (add_weak): ... to here.
7798 * varasm.c (add_weak): Fix typo.
7799 * config/mips/crti.asm: New file.
7800 * config/mips/crtn.asm: Ditto.
7801 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
7802 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
7803 (INVOKE__main): Ditto.
7804 (INIT_SECTION_ASM_OP): New.
7805 (FINI_SECTION_ASM_OP): Ditto.
7806 (STARTFILE_SPEC): Add crti.
7807 (ENDFILE_SPEC): Add crtn.
7808 * config/mips/elf64.h: Same.
7809 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
7811 * config/mips/vxworks.h: Ditto.
7812 * config/mips/t-elf: Support crti and crtn.
7814 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7816 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
7819 2001-08-28 Richard Henderson <rth@redhat.com>
7821 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
7822 (one_cmplbi2 splitter): Remove redundant test.
7824 2001-08-28 Dale Johannesen <dalej@apple.com>
7826 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
7828 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
7830 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
7832 2001-08-28 Stan Shebs <shebs@apple.com>
7834 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
7835 (UNALIGNED_SHORT_ASM_OP): Define.
7836 (UNALIGNED_INT_ASM_OP): Define.
7838 2001-08-28 Will Cohen <wcohen@redhat.com>
7840 * config/rs6000/rs6000.md (store_multiple): Correct RTL
7841 generation for first set.
7843 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7845 * flow.c (redirect_edge_succ_nodup): Return new edge.
7846 (try_simplify_condjump): Use new edge.
7847 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
7849 * cse.c (cse_basic_block): Skip note instructions.
7851 2001-08-27 Richard Henderson <rth@redhat.com>
7853 * combine.c (combine_simplify_rtx): Don't reverse condition
7854 if there is no reverse for the condition.
7855 (simplify_comparison): Don't simplify subregs from INT to FP.
7857 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
7858 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
7859 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
7860 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
7861 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
7862 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
7864 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7866 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
7867 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
7869 (adddi_dilshr32, adddi_dishl32): Only data register can be
7870 source for mem destination.
7872 * expmed.c (store_bit_field): Ignore adjustment to bitpos
7873 and use bitnum to decide about register move.
7875 2001-08-27 Richard Henderson <rth@redhat.com>
7877 * genattr.c (main): Emit state_t even when not doing scheduling.
7879 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7880 Richard Henderson <rth@redhat.com>
7882 * gcse.c (reg_first_set, reg_last_set): Replace with ...
7883 (reg_avail_info, current_bb): ... these.
7884 (oprs_unchanged_p, record_last_reg_set_info): Use them.
7885 (compute_hash_table): Likewise.
7887 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7889 * flow.c (verify_flow_info): Use checksums to verify edges.
7891 2001-08-27 Richard Henderson <rth@redhat.com>
7893 * genautomata.c (expand_automata): Always create a description.
7895 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7897 * optabs.c (expand_binop): Correctly handle the carry in multiword
7898 add/subtract operations.
7900 2001-08-27 Fred Fish <fnf@be.com>
7902 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
7905 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7907 * reload.c (find_reloads_toplev): Back out this change:
7909 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
7911 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
7912 mem if the address is a mode_dependent_address_p.
7914 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
7916 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
7917 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
7918 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
7921 * genattr.c (main): New variable num_insn_reservations. Increase
7922 it if there is DEFINE_INSN_RESERVATION. Output automaton based
7923 pipeline hazard recognizer interface.
7925 * genattrtab.h: New file.
7927 * genattrtab.c: Include genattrtab.h.
7928 (attr_printf, check_attr_test, make_internal_attr,
7929 make_numeric_value): Move protypes into genattrtab.h. Define them
7931 (num_dfa_decls): New global variable.
7932 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
7933 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
7934 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
7935 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
7937 * genautomata.c: New file.
7939 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
7941 * sched-int.h: (curr_state): Add the external definition for
7942 automaton pipeline interface.
7943 (haifa_insn_data): Add comments for members blockage and units.
7945 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7946 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7947 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7948 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7949 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7950 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7951 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
7953 (TARGET_SCHED): Use the new macros.
7955 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
7956 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
7957 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
7958 dfa_bubble): New members in gcc_target.sched.
7960 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
7961 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
7962 (insn_queue): Redefine it as pointer to array.
7963 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
7965 (max_insn_queue_index_macro_value): New variable.
7966 (curr_state, dfa_state_size, ready_try): New varaibles for
7967 automaton interface.
7968 (ready_element, ready_remove, max_issue): New function prototypes
7969 for automaton interface.
7970 (choose_ready): New function prototype.
7971 (insn_unit, blockage_range): Add comments.
7972 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
7973 FUNCTION_UNITS_SIZE == 0.
7974 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
7975 actual_hazard, potential_hazard): Add comments.
7976 (insn_cost): Use cost -1 as undefined value. Remove
7977 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
7979 (ready_element, ready_remove): New functions for automaton
7981 (schedule_insn): Add new code for automaton pipeline interface.
7982 (queue_to_ready): Add new code for automaton pipeline interface.
7983 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
7984 (debug_ready_list): Print newline when the queue is empty.
7985 (max_issue): New function for automaton pipeline interface.
7986 (choose_ready): New function.
7987 (schedule_block): Add new code for automaton pipeline interface.
7988 Print ready list before scheduling each insn.
7989 (sched_init): Add new code for automaton pipeline interface.
7990 Initiate insn cost by -1.
7991 (sched_finish): Free the current automaton state and finalize
7992 automaton pipeline interface.
7994 * sched-rgn.c: Include target.h.
7995 (init_ready_list, new_ready, debug_dependencies): Add new code for
7996 automaton pipeline interface.
7998 * sched-vis.c: Include target.h.
7999 (get_visual_tbl_length): Add code for automaton interface.
8000 (target_units, print_block_visualization): Add comments.
8002 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
8003 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
8004 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
8005 (getruntime.o, genautomata.o): New entries.
8006 (genattrtab.o): Add new dependency file genattrtab.h.
8007 (genattrtab): Add new dependencies. Link it with `libm.a'.
8008 (getruntime.o, hashtab.o): New entries for canadian cross.
8010 * doc/md.texi: Description of automaton based model.
8012 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
8014 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8015 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8016 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8017 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8018 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8019 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8020 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
8022 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
8023 MAX_DFA_ISSUE_RATE): New macro descriptions.
8025 * doc/contrib.texi: Add dfa based scheduler contribution.
8027 * doc/gcc.texi: Add more information about genattrtab.
8029 2001-08-27 Diego Novillo <dnovillo@redhat.com>
8031 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
8034 2001-08-27 Richard Henderson <rth@redhat.com>
8036 * function.c (expand_function_end): Don't init arg_pointer_save_area.
8037 (get_arg_pointer_save_area): New. Create an init it here.
8038 (fix_lexical_addr): Use it.
8039 * function.h: Declare it.
8040 * builtins.c (expand_builtin_setjmp_receiver): Use it.
8041 * stmt.c (expand_nl_goto_receiver): Use it.
8043 2001-08-27 Richard Henderson <rth@redhat.com>
8045 * final.c (final_scan_insn): Don't enter APP_ON mode for
8048 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
8049 alignment for assemble_integer for DW_EH_PE_aligned.
8050 * except.c (output_function_exception_table): Likewise.
8052 2001-08-26 Andreas Jaeger <aj@suse.de>
8054 * c-tree.h: Add prototyp for c_sizeof_nowarn.
8056 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
8058 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
8060 2001-08-27 Alan Modra <amodra@bigpond.net.au>
8062 * config/rs6000/rs6000.c (mask_operand): Rewrite without
8064 (mask64_operand): Likewise.
8065 (rldic_operand): Delete.
8066 (includes_lshift64_p): Delete.
8067 (includes_rldic_lshift_p): New function.
8068 (includes_rldicr_lshift_p): New function.
8069 (print_operand): Don't call rldic_operand in case 'W'.
8070 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
8071 (includes_lshift64_p): Remove.
8072 (includes_rldic_lshift_p): Declare.
8073 (includes_rldicr_lshift_p): Declare.
8074 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
8075 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
8076 Replace match_operand rldic_operand predicate with
8077 const_int_operand. Replace includes_lshift64_p condition with
8078 includes_rldic_lshift_p.
8079 <ashldi3_internal 64 bit rldicr patterns>: New.
8081 2001-08-27 Andreas Jaeger <aj@suse.de>
8083 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8084 * errors.c: Likewise.
8085 * final.c: Likewise.
8086 * dwarf2asm.c: Likewise.
8087 * doprint.c (checkit): Likewise.
8088 * diagnostic.c: Likewise.
8089 * collect2.c: Likewise.
8090 * calls.c: Likewise.
8091 * c-semantics.c (build_stmt): Likewise.
8092 * c-format.c (status_warning): Likewise.
8093 * c-errors.c (pedwarn_c99): Likewise.
8094 * builtins.c (validate_arglist): Likewise.
8095 * config/pj/pj.c (pj_printf): Likewise.
8096 * fix-header.c: Likewise.
8098 * gcov.c (fnotice): Likewise.
8099 * gensupport.c (message_with_line): Likewise.
8100 * mips-tfile.c: Likewise.
8101 * protoize.c (notice): Likewise.
8102 * read-rtl.c (fatal_with_file_and_line): Likewise.
8103 * rtl-error.c: Likewise.
8104 * tradcpp.c: Likewise.
8106 * cp/tree.c (build_min_nt): Likewise.
8107 (build_min): Likewise.
8108 * cp/lex.c: Likewise.
8109 * cp/errfn.c: Likewise.
8110 * cp/rtti.c (create_pseudo_type_info): Likewise.
8112 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
8114 * df.c (df_uses_record): Return after recording all uses
8117 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
8119 * df.c (df_insn_modify): Realloc the INSN table here, if
8120 necessary, here, too.
8122 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
8124 * config/mips/mips.c (mips_function_value): Handle complex return
8127 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
8129 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
8131 * reload.c (make_memloc): Copy result if it is still
8132 reg_equiv_memory_loc[regno] on return.
8133 (subst_reloads) [ENABLE_CHECKING]: Check that none of
8134 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
8135 reg_equiv_mem are modified by the substitutions.
8137 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8139 * predict.c (expensive_function_p): New.
8140 * rtl.h (expensive_function_p): Declare.
8141 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
8142 (use_fast_prologue_epilogue): New static variable.
8143 (expand_prologue): Set it; emit short prologues if unset.
8144 (expand_epilogue): Likewise.
8146 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8148 * config.gcc: Add stormy16-*-elf case.
8149 * config/stormy16/stormy-abi: New file.
8150 * config/stormy16/stormy16-lib2.c: New file.
8151 * config/stormy16/stormy16-protos.h: New file.
8152 * config/stormy16/stormy16.c: New file.
8153 * config/stormy16/stormy16.h: New file.
8154 * config/stormy16/stormy16.md: New file.
8155 * config/stormy16/t-stormy16: New file.
8157 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
8159 * i386.h (no-accumulate-outgoing-args): Use proper mask.
8161 2001-08-24 David Edelsohn <edelsohn@gnu.org>
8163 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
8164 descriptor members are pointer size, not constant 4.
8165 * config/rs6000/rs6000.md (define_splits): Remove more unused
8168 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8170 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
8172 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
8174 * cp/rtti.c (VPARAMS): Fix parameter.
8176 2001-08-24 Zack Weinberg <zackw@panix.com>
8178 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
8180 (mode_for_extraction): No need for #ifdefs. Add default-case abort
8182 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
8183 in if controlling use of insv.
8184 (extract_bit_field): Likewise, for extv and extzv.
8186 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
8188 * i386.md (movcc peep2): Fix load of 0.
8190 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8192 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
8193 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
8195 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
8197 * c-pragma.h: Move weak_syms and weak_decls...
8198 * varasm.c: ...here. Now static.
8199 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
8200 depend on HANDLE_PRAGMA_WEAK.
8202 * c-common.c (c_alignof, c_alignof_expr): Move here...
8203 * c-typeck.c: ...from here.
8204 * c-tree.h, c-common.h: Adjust.
8206 2001-08-23 Bernd Schmidt <bernds@redhat.com>
8208 * config/ia64/ia64.c (rws_update): If !pred, set write_count
8209 instead of incrementing it.
8211 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
8212 asm ready, don't try to move them all into the same array element.
8214 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8216 * function.c (thread_prologue_and_epilogue_insns): Avoid
8217 fallthru flag on edge to exit.
8219 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
8221 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
8224 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8226 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
8227 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
8228 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
8231 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8233 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
8234 replace "GNU CC" with "GCC".
8236 2001-08-23 Richard Henderson <rth@redhat.com>
8238 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
8239 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
8240 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
8241 Need GR between FR and not GR_AND_FR.
8242 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
8243 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
8244 AR regs before GR regs.
8245 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8246 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
8247 (REGISTER_MOVE_COST): Update.
8248 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
8250 2001-08-23 Richard Henderson <rth@redhat.com>
8252 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
8255 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8257 * reload1.c (emit_reload_insns): Don't look for notes
8258 on a NULL store_insn.
8260 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8262 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
8263 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
8264 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
8265 format specifier warnings.
8266 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
8268 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
8270 * config/i386/i386-protos.h: Correct declaration of
8271 i386_pe_asm_named_section.
8273 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
8275 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
8277 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8279 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8281 * cpperror.c (print_location): Don't show _Pragma.
8282 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
8283 and file change callback generation here.
8284 (stack_include_file): Update use of cpp_push_buffer.
8285 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
8286 (struct cpp_buffer): Remove type, pfile members.
8287 * cppinit.c (cpp_handle_option): Use free_chain.
8288 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
8289 (skip_escaped_newlines, get_effective_char, lex_percent): Take
8290 a cpp_reader rather than a cpp_buffer.
8291 (skip_escaped_newlines, get_effective_char, skip_block_comment,
8292 skip_line_comment, parse_string, lex_percent, lex_dot,
8293 _cpp_lex_token): Update accordingly.
8294 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
8296 (cpp_push_buffer): Update prototype.
8297 (run_directive): Update use of cpp_push_buffer.
8298 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
8299 handle_assertion): Update use of run_directive.
8300 * cpplib.h (enum cpp_buffer_type): Remove.
8301 (cpp_push_buffer): Update prototype.
8302 * fix-header.c (read_scan_file): Update.
8304 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8306 * gcc.c (struct prefix_list): Change prefix to const char *.
8308 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8310 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
8312 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
8314 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
8317 * jump.c (squeeze_notes): Take parms by reference. Handle END being
8320 * ifcvt.c (dead_or_predicable): Adjust.
8321 * loop.c (find_and_verify_loops): Adjust.
8322 * stmt.c (expand_end_case): Adjust.
8323 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
8324 head and end insn pointers in the basic block, not just local copies.
8325 (merge_blocks_move_predecessor_nojumps): Likewise.
8327 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
8329 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
8330 bitmap.h, builtin-types.def, builtins.c, builtins.def,
8331 c-aux-info.c, c-common.c, c-common.def, c-common.h,
8332 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
8333 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
8334 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
8335 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
8336 conditions.h, config.gcc, configure.frag, configure.in,
8337 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
8338 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
8339 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
8340 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
8341 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
8342 emit-rtl.c, errors.c, errors.h, except.c, except.h,
8343 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
8344 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
8345 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
8346 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
8347 gencheck.c, gencodes.c, genconfig.c, genemit.c,
8348 genextract.c, genflags.c, gengenrtl.c, genmultilib,
8349 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
8350 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
8351 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
8352 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
8353 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
8354 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
8355 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
8356 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
8357 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
8358 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
8359 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
8360 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
8361 params.h, predict.c, predict.def, predict.h, prefix.c,
8362 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
8363 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
8364 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
8365 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
8366 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
8367 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
8368 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
8369 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
8370 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
8371 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
8372 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
8373 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
8374 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
8375 xcoffout.h: replace "GNU CC" with "GCC".
8377 2001-08-21 Richard Henderson <rth@redhat.com>
8379 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
8380 (final_scan_insn): Consider jump tables data even if we have no
8381 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
8383 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
8384 (ASM_OUTPUT_CASE_END): Remove.
8385 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
8386 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
8387 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8389 2001-08-21 Richard Henderson <rth@redhat.com>
8391 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
8392 at barrier insns. Emit stop bits before barriers.
8394 * flow.c (flow_find_cross_jump): Don't consider unconditional
8395 return insns for commoning.
8397 * final.c (compute_alignments): Fix typo.
8399 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
8400 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
8401 (store_bit_field): Use mode_for_extraction more places.
8402 (extract_bit_field): Likewise.
8404 2001-08-21 Zack Weinberg <zackw@panix.com>
8406 * caller-save.c: Don't include insn-codes.h.
8407 (reg_save_code, reg_restore_code): Make arrays of int.
8408 All uses updated to match.
8409 (insert_save, insert_restore): No need to initialize "code"
8410 variable upon declaration.
8411 * Makefile.in: update dependencies; fix typo in clean rule.
8413 2001-08-21 Richard Henderson <rth@redhat.com>
8415 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
8416 (merge_if_block): Handle fallout from same.
8418 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8420 * builtins.c (type_to_class): Fix typo in last change.
8422 2001-08-21 Richard Henderson <rth@redhat.com>
8424 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
8425 ia64_asm_output_label.
8427 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
8428 copy of gp while the real gp register contains garbage.
8430 2001-08-21 Zack Weinberg <zackw@panix.com>
8432 * expmed.c (mode_for_extraction): New function.
8433 (store_bit_field, extract_bit_field): Use it.
8434 * expr.h: Prototype it and provide an enum for its first argument.
8436 * combine.c, function.c, recog.c: Don't include insn-codes.h.
8437 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
8438 and digging through the insn_data tables.
8439 * Makefile.in: Update dependencies.
8441 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8443 * cppfiles.c (stack_include_file): line-map.c now handles include
8445 (handle_missing_handler): Similarly.
8446 (_cpp_execute_include): Similarly.
8447 (_cpp_pop_file_buffer): Similarly.
8448 * cpphash.h (struct cpp_reader): Remove system_include_depth,
8449 buffer_stack_depth and include_depth.
8450 * cpplib.c (do_include_common): line-map.c now handles include depth.
8451 (cpp_push_buffer): Similarly.
8452 (_cpp_pop_buffer): Similarly.
8453 * cppmacro.c (builtin_macro): Update.
8454 * line-map.c (init_line_maps): Set depth.
8455 (add_line_map): Increment "used" earlier. Update and use the
8457 (trace_include): Use the include depth.
8458 * line-map.h (struct line_maps): New member depth.
8460 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8462 * cppfiles.c (stack_include_file): Don't handle -H here.
8463 * cppinit.c (cpp_start_read): Set include tracing after
8464 cpp_post_options and after stacking the main file.
8465 * line-map.c (trace_include): New.
8466 (init_line_maps, add_line_map): Update.
8467 * line-map.h (struct line_maps): New member trace_includes.
8469 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8471 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
8472 * cppfiles.c (stack_include_file): Only stack a file if there
8473 is something to do. Return a boolean indicating whether a
8474 buffer was stacked or not.
8475 (_cpp_execute_include): Similarly.
8476 (_cpp_read_file): Similarly.
8477 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
8479 2001-08-21 Sam Steingold <sds@gnu.org>
8481 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
8482 (RECACHE): keep obufp_before_macroname up to date
8484 2001-08-21 Zack Weinberg <zackw@panix.com>
8486 * stmt.c: Don't include insn-codes.h.
8487 (expand_end_case): Machine specific logic moved to expr.c.
8488 No need to worry about __builtin_classify_type.
8489 (check_for_full_enumeration_handling, emit_case_nodes):
8492 * builtins.o (expand_builtin_classify_type): Split up so code
8493 can be shared with fold_builtin_classify_type.
8494 (type_to_class, fold_builtin_classify_type): New functions.
8495 (fold_builtins): Handle __builtin_classify_type.
8497 * expr.c (do_tablejump): Now static.
8498 (case_values_threshold, try_casesi, try_tablejump): New;
8499 code mostly from stmt.c (expand_end_case).
8500 (expr.h): Update prototypes.
8502 * Makefile.in (stmt.o): Update dependencies.
8504 2001-08-21 Will Cohen <wcohen@redhat.com>
8506 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
8507 declaration of variable i.
8508 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
8509 declaration of variable i.
8511 2001-08-21 Richard Henderson <rth@redhat.com>
8513 * crtstuff.c: Fix thinko last change. Move list tails to start
8514 of CRT_END section. Tidy ifdefs.
8515 (__EH_FRAME_BEGIN__): Always static for ELF.
8516 (__do_global_ctors_1): Rename from __frame_dummy.
8517 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
8518 name change; don't hide __EH_FRAME_BEGIN__.
8520 2001-08-21 Richard Henderson <rth@redhat.com>
8522 * gdbinit.in: Move break on exit after break on fancy_abort.
8524 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
8527 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8529 * cpphash.h (_cpp_push_next_buffer): New.
8530 * cppinit.c (do_includes): Remove.
8531 (push_include, free_chain, _cpp_push_next_buffer): New.
8532 (cpp_start_read): Use them to rework command line option handling.
8533 (cpp_handle_option): Combine handling of -include and -imacros.
8534 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
8535 appropriate. Always insert missing \n at EOF.
8536 * cpplib.c (start_directive): Get the directive position right.
8537 * cppmain.c (cb_file_change): Always print the first line, unless
8540 2001-08-20 Andreas Jaeger <aj@suse.de>
8542 * profile.c (compute_branch_probabilities): Remove extra new-line
8544 * flow.c (verify_flow_info): Likewise.
8546 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8548 * basic-block.h (basic_block): Add new field 'flags'.
8549 (BB_REACHABLE): Define.
8550 (expunge_block): Declare.
8551 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
8552 (EXIT_BLOCK_PTR): Ditto.
8553 (expunge_block): Remove static declaration.
8554 (cleanup_cfg): Clear bb->aux on every basic block.
8555 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
8556 computing reachability.
8557 (delete_unreachable_blocks): Delete block b if b->flags has
8560 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8562 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
8564 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8566 * sparc.c (sparc_variable_issue): Fix typo in last change.
8568 2001-08-20 Richard Henderson <rth@redhat.com>
8570 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
8572 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
8574 * pa.h (RETURN_IN_MEMORY): Improve comment.
8576 2001-08-20 Janis Johnson <janis187@us.ibm.com>
8578 * doc/invoke.texi (Profiling options): Clarify the interactions
8579 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
8581 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
8583 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
8586 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8588 * gcc.c (make_relative_prefix): Allocate a sufficiently large
8591 2001-08-20 Richard Henderson <rth@redhat.com>
8593 * final.c (end_final): Fix typo last change.
8595 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
8597 * cppinit.c (init_standard_includes): The returned buffer
8598 is already malloc-ed.
8599 * gcc.c (add_prefix): Similarly.
8600 * prefix.c (translate_name): Update to support clear buffer
8602 (update_path): Similarly. Be sure to free any newly allocated
8603 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
8605 * prefix.h (update_path): Update prototype and document.
8606 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
8607 up and update to new buffer ownership rules.
8608 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
8610 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8612 * final.c (compute_alignments): New function.
8613 (init_insn_lengths): Do not care label_align.
8614 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
8615 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
8616 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
8617 (shorted_branches): Realloc label_align array; do
8618 not call init_insn_lengths; Do not care about loop alignments.
8619 * output.h (compute_alignments): Declare.
8620 * toplev.c (rest_of_compilation): Call compute_alignments.
8621 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
8623 * predict.c (block_info_def): Add npredecesors, remove nvisited;
8624 change visited to tovisit.
8625 (propagate_freq): Use faster traversing algorithm.
8626 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
8627 to tovisit; reverse meaning.
8629 * predict.c (struct block_info_def): Remove nvisited.
8630 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8631 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8633 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
8635 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
8636 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
8637 (TARGET_FUSED_MADD): New.
8638 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
8639 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
8640 the multiply-add instructions.
8642 2001-08-19 Richard Henderson <rth@redhat.com>
8644 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
8645 is aligned to pointer size.
8647 2001-08-19 Richard Henderson <rth@redhat.com>
8649 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
8650 display markers during final schedule.
8652 2001-08-19 Richard Henderson <rth@redhat.com>
8654 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
8656 2001-08-19 Richard Henderson <rth@redhat.com>
8658 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
8660 (ASM_NAME_TO_STRING): Remove.
8661 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
8662 in the same string. Remove support for expressions.
8664 2001-08-19 Richard Henderson <rth@redhat.com>
8666 * config/i386/i386.md (tablejump): Make an expander; handle
8667 pic relative addressing here.
8668 (tablejump_1): Rename from tablejump_pic.
8671 2001-08-19 Richard Henderson <rth@redhat.com>
8673 * regclass.c (fix_register): Fix typo.
8675 2001-08-18 Richard Henderson <rth@redhat.com>
8677 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
8678 (struct _Unwind_Context): Expand br_loc to hold it.
8679 (uw_frame_state_for): Handle leaf functions better.
8680 (uw_update_reg_address): Update for br_loc change.
8682 2001-08-18 Richard Henderson <rth@redhat.com>
8684 * crtstuff.c: Move list heads before code that uses them.
8685 (__JCR_LIST__): Remove initial null.
8686 (frame_dummy, __frame_dummy): Do java registration here ...
8687 (__do_global_ctors_aux): ... not here.
8689 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
8690 (__do_global_dtors_aux): Update to match.
8691 (__JCR_LIST__, __do_jv_register_classes): New.
8693 * config/ia64/crtend.asm (__JCR_END__): New.
8694 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
8695 instead of an indirect LTOFF22 reloc.
8697 2001-08-18 Richard Henderson <rth@redhat.com>
8699 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
8700 * regclass.c (init_reg_sets_1): Fix typo.
8701 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
8702 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
8703 (ia64_compute_frame_size): Make ar.unat live when in use.
8704 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
8705 for ar.pfs; remove ar.unat handling.
8706 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
8708 (PREDICATE_CODES): Add ar_pfs_reg_operand.
8709 * config/ia64/ia64-protos.h: Update decls.
8710 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
8711 (sibcall_pic): Likewise.
8713 2001-08-18 Richard Henderson <rth@redhat.com>
8715 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
8716 pred_rel_mutex when searching for insn_group_barrier.
8717 * config/ia64/ia64.md (cycle_display): Combine the expander
8720 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
8721 bit before asm as needed.
8723 2001-08-18 Richard Henderson <rth@redhat.com>
8725 * timevar.def (TV_MACH_DEP): New.
8726 * toplev.c (rest_of_compilation): Use it.
8727 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
8729 2001-08-18 Zack Weinberg <zackw@panix.com>
8731 * unwind-dw2.c (execute_stack_op): Add default aborts to
8732 the inner switches to prevent warnings.
8734 2001-08-18 Richard Henderson <rth@redhat.com>
8736 * timevar.h (struct timevar_time_def): Change element type to float.
8737 (ticks_to_msec, clocks_to_msec): Likewise.
8738 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
8739 (get_time): Likewise.
8740 (timevar_print): Adjust zero check and printing to match.
8742 2001-08-18 Zack Weinberg <zackw@panix.com>
8744 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
8745 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
8746 Eliminate overfull or underfull hboxes.
8748 2001-08-18 Zack Weinberg <zackw@panix.com>
8750 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8752 2001-08-18 Zack Weinberg <zackw@panix.com>
8754 * haifa-sched.c: Convert to target hooks. Macros replaced
8755 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
8756 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
8757 MD_SCHED_FINISH, and HAVE_cycle_display.
8758 * target-def.h (TARGET_SCHED_ADJUST_COST,
8759 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
8760 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
8761 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
8762 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
8763 New hook #defines to be overridden.
8764 (TARGET_SCHED): Bring them all together.
8765 (TARGET_INITIALIZER): Update.
8766 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
8767 instead of 'struct rtx_def *' throughout.
8768 (struct sched): New set of hooks for the scheduler.
8769 * Makefile.in (haifa-sched.o): Depend on target.h.
8770 * doc/tm.texi: Document the new scheduler hooks, together in
8771 their own section, instead of scattered around.
8772 Fix a bunch of underfull/overfull hboxes.
8774 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
8775 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
8776 sparc.h: Don't define any of the old scheduler macros.
8778 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
8779 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
8780 sparc.c: Create hook functions from code extracted from
8781 corresponding target header, or make existing hooks static, as
8782 appropriate. Set the appropriate entries in targetm.
8784 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
8785 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
8786 rs6000-protos.h, s390-protos.h, sparc-protos.h:
8787 Remove prototypes for functions which are now static.
8789 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
8790 related gunk; the Haifa scheduler is now the only choice.
8792 2001-08-18 Zack Weinberg <zackw@panix.com>
8794 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
8795 * genopinit.c: Put floating point divide insns in sdiv_optab.
8796 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
8797 * config/gofast.h, config/c4x/c4x.h,
8798 config/ia64/hpux_longdouble.h, config/mips/mips.h,
8799 config/pa/long_double.h, config/rs6000/sysv4.h,
8800 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
8801 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
8802 (init_optabs): Use init_optabv for overflow-trapping optabs.
8803 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
8804 cmp_optab RTX codes so have_insn_for can find them.
8806 * optabs.c (expand_simple_binop, expand_simple_unop,
8807 have_insn_for, gen_sub3_insn): New interfaces.
8808 * expr.h: Prototype new functions.
8809 (enum optab_methods): Move here from optabs.h.
8811 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
8812 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
8813 Use new functions instead of working directly with optabs.
8814 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
8815 unroll.c: Don't include optabs.h.
8816 * caller-save.c, combine.c, function.c, stmt.c: Just include
8817 insn-codes.h, not optabs.h.
8818 * Makefile.in: Update dependencies.
8820 * combine.c (make_compound_operation, simplify_comparison):
8821 Fix typos testing for this or that instruction.
8823 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8825 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
8826 generating libgcc.a.
8828 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8830 * except.c (TYPE_HASH): Delete.
8832 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
8835 * tree.c (TYPE_HASH): Delete.
8837 * tree.h (TYPE_HASH): Define.
8839 2001-08-18 Graham Stott <grahams@redhat.com>
8841 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
8843 (adddi3_internal_2+2): Likewise.
8844 (eh_set_lr_di+1): Likewise.
8846 2001-08-17 Richard Henderson <rth@redhat.com>
8848 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
8849 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
8850 * dwarf2asm.c: ... here.
8851 * dwarfout.c: Remove them.
8853 * varasm.c (assemble_integer): Add align parameter.
8854 (assemble_real, output_constant, output_constructor): Likewise.
8855 * output.h: Update decls.
8856 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
8857 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
8858 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
8859 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
8860 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
8863 * final.c (end_final): Abort profile block generation if we
8864 havn't layed it out properly.
8865 * output.h (assemble_eh_integer): Remove stale decl.
8866 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
8868 (assemble_integer): Handle unaligned data.
8869 (assemble_real): Abort on unaligned data.
8870 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
8872 (default_dtor_section_asm_out_destructor): Use assemble_align.
8873 (default_named_section_asm_out_constructor): Likewise.
8874 (default_ctor_section_asm_out_constructor): Likewise.
8875 * config/darwin.c (machopic_asm_out_constructor): Likewise.
8876 (machopic_asm_out_destructor): Likewise.
8877 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
8878 (nextstep_asm_out_destructor): Likewise.
8879 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
8880 (vms_asm_out_destructor): Likewise.
8882 2001-08-17 Richard Henderson <rth@redhat.com>
8884 * config/mips/iris6.h (TARGET_IRIX6): New.
8885 (current_section_name, current_section_flags): New.
8886 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
8887 (MAX_OFILE_ALIGNMENT): New.
8888 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
8889 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
8890 (copy_file_data): Split out from
8891 (mips_asm_file_end): ... here.
8892 (mips_asm_file_start): Remove extra .section directive. Use
8893 tmpfile instead of mips_make_temp_file.
8894 (mips_unique_section): Use const char * as needed for warnings.
8895 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
8896 re-add align parameter.
8897 (iris6_asm_named_section): New.
8898 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
8899 (iris6_asm_output_align, iris6_section_align_1): New.
8900 (iris6_asm_file_start, iris6_asm_file_end): New.
8901 * config/mips/mips-protos.h: Update decls.
8903 2001-08-17 Janis Johnson <janis187@us.ibm.com>
8905 * doc/install.texi (Install GCC): Add links to build status pages.
8907 (Final install): Ditto; request updates for specific info
8909 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
8911 * cpperror.c (print_location): Don't take a file name; use the
8913 (_cpp_begin_message): Similarly.
8914 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
8915 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
8916 (cpp_pedwarn_with_file_and_line): Remove.
8917 * cppfiles.c (stack_include_file): Update; set filename to stdin
8918 here when appropriate.
8919 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
8920 (_cpp_begin_message): Don't take a file name.
8921 * cppinit.c: Add comment.
8922 * cpplex.c: Fix end-of-directive indicator.
8923 * cpplib.c: Don't include intl.h.
8924 (run_directive, do_diagnostic): Update.
8925 (do_line): Update to not use nominal_fname.
8926 (cpp_push_buffer): Don't take a filename.
8927 * cpplib.h (struct ht): Remove.
8928 (cpp_push_buffer): Don't take a filename.
8929 (cpp_pedwarn_with_file_and_line): Remove.
8930 * cppmacro.c (struct cpp_macro): Remove file.
8931 (builtin_macro): Update.
8932 (_cpp_create_definition): Update.
8933 * cppmain.c: Correct comment.
8934 * fix-header.c (read_scan_file): Update.
8936 2001-08-17 Kazu Hirata <kazu@hxi.com>
8938 * sbitmap.c: Fix comment formatting.
8939 * sched-deps.c: Likewise.
8940 * sibcall.c: Likewise.
8941 * simplify-rtx.c: Likewise.
8943 * ssa-ccp.c: Likewise.
8944 * stor-layout.c: Likewise.
8945 * timevar.c: Likewise.
8946 * toplev.c: Likewise.
8947 * unwind-dw2.c: Likewise.
8948 * unwind-dw2-fde.c: Likewise.
8949 * varasm.c: Likewise.
8951 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
8953 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
8954 or larger than an integer in memory.
8956 2001-08-17 Zack Weinberg <zackw@panix.com>
8958 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
8959 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
8960 * rtl.h: Don't forward-declare union tree_node here. Don't
8961 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
8962 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8963 and tree respectively.
8964 * tree.h: Don't forward-declare struct rtx_def here. Don't
8965 typedef tree here. Change all uses of struct rtx_def *,
8966 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8967 and tree respectively.
8969 2001-08-17 Richard Henderson <rth@redhat.com>
8971 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
8972 config/mips/openbsd.h: Fix typos last change.
8974 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8976 * doc/invoke.texi (Optimize Options): The default for
8977 -finline-limit is 600.
8979 2001-08-17 Richard Henderson <rth@redhat.com>
8981 * varasm.c (text_section): Allow TEXT_SECTION to override the
8982 printing of TEXT_SECTION_ASM_OP.
8983 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
8984 (DATA_SECTION, BSS_SECTION): Remove.
8985 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
8986 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
8987 Rename from s/_NAME//.
8988 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
8989 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
8990 (TEXT_SECTION): ... here. New.
8991 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
8992 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
8993 * config/mips/openbsd.h: Likewise.
8994 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
8995 (mips_asm_file_end): Likewise test.
8996 (mips_output_function_epilogue): Likewise. Switch back to data
8997 section after emitting the function.
8999 * doc/tm.texi (Sections): Document TEXT_SECTION.
9001 2001-08-17 Richard Henderson <rth@redhat.com>
9003 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
9004 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
9006 2001-08-17 Richard Henderson <rth@redhat.com>
9008 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
9009 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
9010 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
9011 Add aligned attribute.
9013 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
9015 * config/sh/sh.md: Add modes to unspecs in first insn to match
9016 those in the second.
9018 * Makefile.in: Fix collect2 copy for Cygwin.
9020 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9022 Install the proper patch.
9023 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9024 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9025 (expand_function_start): Likewise.
9026 * stmt.c (expand_decl): Likewise.
9027 * varasm.c (make_decl_rtx): Likewise.
9029 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9031 * final.c: Undo my previous accidental checkin.
9032 * output.h: Likewise.
9033 * tm.texi: Likewise.
9035 2001-08-16 Richard Henderson <rth@redhat.com>
9037 * varasm.c (named_section_flags): Remove align parameter.
9038 * varasm.c, dwarf2out.c: Update all callers.
9039 * output.h: Update prototypes.
9041 * target.h (target.asm_out.named_section): Remove align parameter.
9042 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
9043 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
9044 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
9045 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
9046 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
9048 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
9049 (get_named_section_flags, set_named_section_flags): New.
9050 (named_section_flags): Use them.
9051 (named_section): Do decl vs section flags check here...
9052 (default_section_type_flags): ... not here.
9053 (init_varasm_once): Create in_named_htab.
9054 (resolve_unique_section): Mark reloc unused.
9056 2001-08-16 Richard Henderson <rth@redhat.com>
9058 * varasm.c (force_const_mem): Keep pool alignment in bits.
9059 (output_constant_pool): Use assemble_align.
9061 2001-08-16 Zack Weinberg <zackw@panix.com>
9063 * doc/tm.texi: Remove extra @table command.
9065 2001-08-16 Zack Weinberg <zackw@panix.com>
9067 * final.c (shorten_branches): Clear the end of the label_align
9068 array only if we made it larger. Break up messy expressions
9071 * diagnostic.c (internal_error): Check for error recursion
9072 before doing ICE suppression.
9074 * timevar.c: Timing variables now count in milliseconds.
9075 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
9076 (get_time): Not here.
9077 (timevar_print): Don't print any timer whose user, cpu, and
9078 wall times are all zero as displayed.
9079 * timevar.h: Update comment aboout units. Make timevar
9082 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9084 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9085 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9086 (expand_function_start): Likewise.
9087 * stmt.c (expand_decl): Likewise.
9088 * varasm.c (make_decl_rtx): Likewise.
9090 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
9092 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
9093 (finalize_record_size): Don't set TYPE_USER_ALIGN.
9095 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9097 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
9100 2001-08-16 Andreas Jaeger <aj@suse.de>
9102 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
9105 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
9107 * rtl.h (only_sets_cc0_p): New prototype.
9108 * jump.c (sets_cc0_p): Handle INSN.
9109 (only_sets_cc0_p): New function.
9110 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
9111 (tidy_fallthru_edge): Likewise.
9112 * integrate.c (copy_insn_list): Likewise.
9113 * unroll.c (unroll_loop): Likewise.
9114 (copy_loop_body): Likewise.
9116 2001-08-15 Jason Eckhardt <jle@redhat.com>
9118 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
9120 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9122 * predict.c (struct block_info_def): Remove nvisited.
9123 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
9124 (estimate_bb_frequencies): Call mark_dfs_back_edges.
9126 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
9127 (ix86_adjust_cost): Teach scheduler that latency to load operand can
9130 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
9132 * predict.def: Update hitrates.
9134 2001-08-15 Richard Henderson <rth@redhat.com>
9136 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
9138 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
9140 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
9141 note from its associated jump.
9143 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
9145 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
9146 also on 64-bit s390x targets.
9148 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
9150 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
9152 (arm_expand_prologue): Handled nested functions which take a
9153 variable argument list.
9154 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
9155 macro with an invocation of
9156 arm_compute_initial_elimination_offset.
9157 * config/arm/arm-protos.h: Prototype
9158 arm_compute_initial_elimination_offset.
9160 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9162 * doc/install.texi (Specific, avr): Fix markup.
9163 (Specific, c4x): Ditto.
9165 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9167 * predict.c (dump_prediction): Change `bool' parameter to `int'.
9169 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
9171 * Makefile.in (OBJS): Add rtl-error.o
9172 (rtl-error.o): New rule.
9173 (diagnostic.o): Adjust dependency.
9174 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
9175 error_for_asm, _fatal_insn, _fatal_insn_not_found,
9176 warning_for_asm): Move to...
9177 rtl-error.c: ...here. New file.
9179 2001-08-14 Richard Henderson <rth@redhat.com>
9181 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
9182 if USING_SJLJ_EXCEPTIONS.
9184 2001-08-14 Steve Ellcey <sje@cup.hp.com>
9186 * tlink.c (scan_linker_output): Check string for unsatisfied in
9187 addition to undefined and unresolved.
9189 2001-08-14 Graham Stott <grahams@redhat.com>
9191 * libgcc2.c (*): Replace EH_FRAME_SECTION with
9192 EH_FRAME_SECTION_NAME.
9194 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9196 * genattrtab.c (simplify_test_exp_in_temp): New function.
9197 (simplify_test_exp): Avoid explicit use of temporary obstack.
9198 (simplify_cond, insert_right_side, evaluate_eq_attr,
9199 simplify_and_tree, simplify_or_tree, eliminate_known_true):
9200 Use simplify_test_exp_in_temp.
9201 (optimize_attrs): Iterate until expression stabilizes.
9203 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
9205 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
9206 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
9208 2001-08-13 Richard Henderson <rth@redhat.com>
9210 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
9211 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
9212 * config/arm/conix-elf.h: Likewise.
9214 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9216 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
9218 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
9220 * gcse.c (hash_scan_set): Expressions that are set as part of
9221 jump instructions are not available.
9223 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
9225 * config/s390/s390.c (print_operand, s390_function_prologue,
9226 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
9228 2001-08-13 Richard Henderson <rth@redhat.com>
9230 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
9231 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
9232 * doc/tm.texi (Exception Region Output): Document it.
9234 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9236 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
9237 DWARF2 instead of stabs by default.
9239 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9241 * config/rs6000/rs6000.c: Include optabs.h.
9243 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9245 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
9246 save/restore routines.
9247 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
9249 2001-08-13 Andreas Jaeger <aj@suse.de>
9251 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
9252 the english is correct.
9254 2001-08-13 Zack Weinberg <zackw@panix.com>
9256 * expr.h: Split out optab- and libfunc-related code to...
9257 * optabs.h, libfuncs.h: ... these new headers.
9259 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
9261 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
9263 * mkconfig.sh: Don't include insn-codes.h from config.h.
9265 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
9266 enum insn_code is available. Move reload_in_optab and
9267 reload_out_optab array declarations to optabs.h.
9268 * regmove.c (gen_add3_insn): Move to optabs.c, export from
9269 there, prototype in expr.h.
9270 * gencodes.c: Cleanup: zap global variables, don't use
9271 printf where puts will do, don't bother defining MAX_INSN_CODE
9272 which nothing uses, let CODE_FOR_nothing get its value implicitly.
9274 * genemit.c, genopinit.c: Include optabs.h in generated file.
9275 * genoutput.c: Include insn-codes.h in generated file.
9276 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
9277 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
9278 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
9279 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
9280 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
9281 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
9283 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
9284 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
9285 config/m88k/m88k.c, config/sparc/sparc.c:
9287 * reload.c: Include expr.h and optabs.h before reload.h.
9288 * config/alpha/alpha.c: Include tree.h before reload.h.
9289 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
9290 and reload.h in that order.
9291 * config/sparc/sparc.c: Include debug.h.
9292 * recog.c: Include insn-codes.h.
9294 2001-08-13 Andreas Jaeger <aj@suse.de>
9296 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
9299 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
9301 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
9302 * gcc.c (init_spec): Fix typo in comment.
9303 * varasm.c (data_section): Fix typo in comment.
9305 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
9307 * predict.c (dump_prediction): New argument "USED".
9308 (combine_predictions_for_insn): Determine the used heuristics,
9309 output the case no heuristic applied.
9310 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
9312 2001-08-13 Andreas Jaeger <aj@suse.de>
9314 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
9317 2001-08-13 Kazu Hirata <kazu@hxi.com>
9319 * jump.c: Fix formatting.
9321 2001-08-13 Kazu Hirata <kazu@hxi.com>
9323 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
9326 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
9328 * loop.c (check_dbra_loop): Use condjump_label to compute
9331 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
9332 to better document the files they're in.
9334 2001-08-12 Zack Weinberg <zackw@panix.com>
9336 * recog.h (struct insn_operand_data): Shrink 'mode' field
9339 2001-08-12 Kazu Hirata <kazu@hxi.com>
9341 * gcc.c: Fix comment formatting.
9342 * gccspec.c: Likewise.
9345 * genemit.c: Likewise.
9346 * gengenrtl.c: Likewise.
9347 * genrecog.c: Likewise.
9348 * gensupport.c: Likewise.
9349 * ggc-page.c: Likewise.
9350 * global.c: Likewise.
9351 * graph.c: Likewise.
9352 * ifcvt.c: Likewise.
9353 * integrate.c: Likewise.
9355 * libgcc2.c: Likewise.
9357 * mbchar.c: Likewise.
9358 * optabs.c: Likewise.
9359 * predict.c: Likewise.
9360 * prefix.c: Likewise.
9361 * profile.c: Likewise.
9362 * protoize.c: Likewise.
9364 * recog.c: Likewise.
9365 * regclass.c: Likewise.
9366 * regmove.c: Likewise.
9367 * reg-stack.c: Likewise.
9368 * reload1.c: Likewise.
9369 * resource.c: Likewise.
9370 * rtlanal.c: Likewise.
9373 2001-08-12 Kazu Hirata <kazu@hxi.com>
9375 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
9376 a tree representing a constant is passed to the macro.
9378 2001-08-12 Richard Henderson <rth@redhat.com>
9380 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
9381 (rs6000_elf_asm_out_destructor): New.
9382 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
9383 (DTORS_SECTION_ASM_OP): Remove.
9384 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9385 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
9387 2001-08-12 David Edelsohn <edelsohn@gnu.org>
9390 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9391 * gcc.c (set_collect_gcc_options): New function, split out from
9393 Ignore elided switches.
9394 (do_spec_1): Invoke before executing command.
9395 (set_input): Export.
9396 Move declaration ...
9397 * gcc.h (set_input): ... here.
9398 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9401 2001-08-12 Richard Henderson <rth@redhat.com>
9403 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
9404 thinko wrt TARGET_RELOCATABLE.
9406 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
9408 * fix-header.c (cb_file_change): Update prototype.
9410 2001-08-11 Zack Weinberg <zackw@panix.com>
9412 * toplev.c (set_float_handler): Make static.
9413 * toplev.h: Don't prototype set_float_handler.
9415 * simplify-rtx.c: Don't include setjmp.h.
9416 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
9418 (simplify_unary_operation, simplify_binary_operation): Use them,
9419 via do_float_handler.
9421 * fold-const.c: Don't include setjmp.h.
9422 (exact_real_inverse_1): New function.
9423 (exact_real_inverse): Use it, via do_float_handler.
9425 * varasm.c: Don't include setjmp.h.
9426 (assemble_real_1): New function.
9427 (assemble_real): Use it, via do_float_handler.
9428 Call internal_error if we get a trap here.
9430 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
9431 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
9433 2001-08-11 Zack Weinberg <zackw@panix.com>
9435 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
9436 STACK_BOUNDARY if not already defined.
9438 * calls.c, function.c, reload1.c, explow.c: Don't default
9439 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
9440 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
9442 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
9445 * doc/tm.texi: Document that STACK_BOUNDARY is required;
9446 clarify difference between it and PREFERRED_STACK_BOUNDARY.
9448 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9450 * cppmacro.c (enter_macro_context): Push macro expansions even
9453 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9455 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
9456 (rs6000_elf_section_type_flags): Actually return a value.
9458 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9460 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
9461 Clean up code: add missing comments and prototypes, fix warnings,
9462 remove obsolete code, fix spacing to conform to coding style.
9464 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9466 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
9467 and TARGET_ASM_CLOSE_PAREN.
9468 (regclass_map): CC register belongs to class NO_REGS.
9469 (legitimize_pic_address): Don't generate unnecessary moves
9470 (to avoid confusing loop optimization).
9471 (check_and_change_labels): Replace jump_long by indirect_jump.
9472 (s390_final_chunkify): Don't start a new literal pool on section
9473 switch in 64-bit code.
9474 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
9476 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
9477 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
9478 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
9480 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
9481 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
9482 (CONST_COSTS): Fixed incorrect costs.
9484 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
9485 Use emit_jump instead of emit_jump_insn (gen_jump).
9486 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
9487 (to avoid confusing flow analysis).
9488 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
9489 (casesi, casesi_jump): New.
9490 (jump_long): Removed. Functionality merged into indirect_jump.
9491 (indirect_jump): Accept address_operand, not just register_operand.
9492 (cjump_long, icjump_long): Use same logic as indirect_jump.
9493 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
9494 Fixed broken setjmp/longjmp handling.
9495 (do_builtin_setjmp_setup): Removed.
9497 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
9498 broken GNU as versions that don't accept .quad with large
9499 negative values. Use hexadecimal output instead.
9500 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
9501 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
9502 FUNCTION_EPILOGUE): Removed. Now in targetm.
9504 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
9506 * config/s390/fixdfdi.h: Add missing copyright statement.
9507 Fix type conflicts on 64-bit. Add missing SFmode routines.
9509 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
9512 2001-08-11 Richard Henderson <rth@redhat.com>
9514 * rtl.h (REG_EH_RETHROW): Remove.
9515 * rtl.c (reg_note_name): Update.
9516 * combine.c (distribute_notes): Don't check for it.
9518 2001-08-11 Richard Henderson <rth@redhat.com>
9520 * combine.c (distribute_notes): Place REG_SETJMP.
9522 2001-08-11 Richard Henderson <rth@redhat.com>
9524 * doc/extend.texi (Arrays and pointers implementation): Discourage
9525 relying on sign-extension of pointers.
9527 2001-08-11 H.J. Lu <hjl@gnu.org>
9529 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
9531 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
9532 RDATA_SECTION_ASM_OP.
9534 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9536 * doc/install.texi (Specific, c4x): Fix cross-reference to the
9537 main manual to work both for info and HTML versions.
9539 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9540 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9542 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
9543 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
9544 (struct cpp_pool): New member first.
9545 * cppinit.c (append_include_chain): Plug memory leaks.
9546 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
9547 Allocate pragma structures from the (aligned) macro pool to
9548 avoid leaking memory.
9549 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
9550 so we don't leak memory.
9551 * hashtable.c (ht_destroy): New.
9552 * hashtable.h (ht_destroy): New.
9554 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9555 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9557 * c-lex.c (map): Make const.
9558 (cb_file_change): Update for callback passing a line map.
9559 Don't assume we have a previous map. Remove sanity check
9560 about popping too many files.
9561 * cpperror.c (print_location): Make map const.
9562 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
9563 (cpp_make_system_header): Similarly.
9564 (search_from): Similarly.
9565 (_cpp_execute_include): Don't remember where we came from.
9566 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
9567 (struct cpp_reader): Make map const.
9568 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
9569 * cpplib.c (do_line): Update; line maps now hold sysp.
9570 (cpp_push_buffer): Similarly.
9571 (_cpp_do_file_change): Similarly; callback with map instead.
9572 (cpp_get_line_maps): Constify return value.
9573 (_cpp_pop_buffer): Update.
9574 * cpplib.h (struct cpp_file_change): Remove.
9575 (struct cpp_callbacks): Update.
9576 (cpp_get_line_maps): Constify return value.
9577 * cppmacro.c (_cpp_create_definition): Update.
9578 * cppmain.c (struct printer): Constify map.
9579 (maybe_print_line): Similarly.
9580 (print_line): Similarly. Deduce flags 1 and 2 here.
9581 (cb_file_change): Update.
9582 * line-map.c (free_line_maps): Warn regardless.
9583 (add_line_map): Return pointer to const. When passed NULL to_file
9584 with LC_LEAVE, use the obvious values for the return point so the
9585 caller doesn't have to figure them out.
9586 (lookup_line): Return pointer to const.
9587 (print_containing_files): Take pointer to const.
9588 * line-map.h (struct line_map): New members reason, sysp.
9589 (add_line_map): Return pointer to const.
9590 (lookup_line): Similarly.
9591 (print_containing_files): Take pointer to const.
9593 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
9594 Richard Henderson <rth@redhat.com>
9596 * regmove.c (regmove_optimize): Avoid setting a register twice in
9599 2001-08-10 Richard Henderson <rth@redhat.com>
9601 * doc/extend.texi (Arrays and pointers implementation): Document
9602 behavior of pointer/integer conversion.
9604 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
9606 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
9608 2001-08-10 Richard Henderson <rth@redhat.com>
9610 * doc/extend.texi (C Implementation): New chapter.
9611 * doc/gcc.texi (Top): Link it in.
9613 2001-08-10 Andrew Cagney <ac131313@redhat.com>
9615 * doc/install.texi (Specific): Fix CVS merge botch.
9617 2001-08-10 Richard Henderson <rth@redhat.com>
9619 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
9620 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
9622 2001-08-10 Zack Weinberg <zackw@stanford.edu>
9624 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
9625 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
9626 this macro is now required.
9628 * cselib.c (cselib_process_insn), flow.c (propagate_block),
9629 loop.c (find_and_verify_loops), reload.c (reload): Check
9630 for rtx code of CALL_INSN, not CALL, when deciding if we
9631 need to check for REG_SETJMP note.
9633 * gcse.c (compute_hash_table, compute_store_table): Update
9634 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
9637 * config/avr/avr.c: Fix typo.
9638 * config/convex/convex.c (expand_movstr): Use adjust_address.
9639 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
9641 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
9642 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
9644 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
9645 Do define STACK_BOUNDARY.
9646 * config/i370/i370.c: Include expr.h.
9647 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
9648 config/pa/som.h, config/v850/v850.h: Take in_ctors and
9649 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
9650 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
9651 * config/m88k/m88k.c: Include c-tree.h after expr.h.
9652 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
9653 * config/romp/romp.c: Include expr.h after tree.h.
9655 (output_fpop): Use xmalloc, not oballoc.
9656 * config/we32k/we32k.c: Include expr.h.
9658 2001-08-10 Kazu Hirata <kazu@hxi.com>
9660 * config/h8300/h8300.h: Fix formatting.
9662 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9664 * c-common.h (RETURN_NULLIFIED_P): Lose.
9665 * c-semantics.c (genrtl_return_stmt): Don't check it.
9667 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9669 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
9670 (mips_annotate_frame_insn): New function.
9671 (mips_emit_frame_related_store): New function.
9672 (save_restore_insns): Don't mark instructions that set up the base
9673 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
9674 the store instructions instead.
9675 (mips_expand_prologue): If the stack size is moved into a temporary
9676 register, do not mark that move as frame-related. Add a
9677 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
9679 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9681 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
9682 stack slot as unchanging if current_function_calls_eh_return.
9684 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9686 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
9687 access the second half of the TFmode scratch operand.
9689 2001-08-10 Anthony Green <green@redhat.com>
9691 * java/class.c (emit_register_classes): Conditionalize code on
9694 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9696 * doc/install.texi (Specific, avr): Fix cross-reference to the
9697 main manual to work both for info and HTML versions.
9699 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9701 * stmt.c (expand_null_return_1): Remove code to generate simple returns
9702 and "use_goto" argument.
9703 (expand_null_return, expand_value_return): Update all callers.
9704 * function.c (expand_function_end): Remove code to generate simple
9706 * config/vax/vax.md (epilogue): New expander for function return.
9707 * doc/md.texi (epilogue): Remove "if defined".
9709 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9711 * Makefile.in: Partially revert my previous change:
9712 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
9713 of the hashtab.o and safe-ctype.o rules.
9715 2001-08-09 Richard Henderson <rth@redhat.com>
9717 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
9718 (USE_COLLECT2): Remove duplicate definition.
9719 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
9720 (use_collect2): Remove dead code.
9721 * configure.in (use_collect2): Remove will_use_collect2 and
9722 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
9723 * configure: Rebuild.
9725 * target.h (targetm.asm_out.constructor): New.
9726 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
9727 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
9728 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
9729 * varasm.c (in_ctors, in_dtors): New.
9730 (assemble_constructor, assemble_destructor): Remove.
9731 (default_stabs_asm_out_destructor): New.
9732 (default_named_section_asm_out_destructor): New.
9733 (dtors_section, default_dtor_section_asm_out_destructor): New.
9734 (default_stabs_asm_out_constructor): New.
9735 (default_named_section_asm_out_constructor): New.
9736 (ctors_section, default_ctor_section_asm_out_constructor): New.
9737 * output.h: Update declarations.
9738 * c-decl.c (c_expand_body): Use target hooks instead of
9739 assemble_constructor and assemble_destructor.
9740 * profile.c (output_func_start_profiler): Likewise.
9741 * objc/objc-act.c (finish_objc): Likewise.
9742 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
9743 for the constructor.
9744 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
9746 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
9747 (DTORS_SECTION_ASM_OP): Likewise.
9748 (__CTOR_LIST__): Use attribute section when possible.
9749 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
9751 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
9752 ASM_OUTPUT_CONSTRUCTOR.
9754 * config/darwin.c (machopic_asm_out_constructor): New.
9755 (machopic_asm_out_destructor): New.
9756 * config/darwin-protos.h: Update declarations.
9757 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9758 (ASM_OUTPUT_DESTRUCTOR): Remove.
9759 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9760 * config/nextstep.c (nextstep_asm_out_constructor): New.
9761 (nextstep_asm_out_destructor): New.
9762 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9763 (ASM_OUTPUT_DESTRUCTOR): Remove.
9764 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9765 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
9766 ASM_OUTPUT_*STRUCTOR.
9767 * config/i386/aix386ng.h: Likewise.
9769 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
9770 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
9771 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9772 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9773 * config/lynx.h: Likewise.
9774 * config/netware.h: Likewise.
9775 * config/psos.h: Likewise.
9776 * config/alpha/alpha-interix.h: Likewise.
9777 * config/alpha/elf.h: Likewise.
9778 * config/arc/arc.h: Likewise.
9779 * config/arm/aof.h: Likewise.
9780 * config/arm/coff.h: Likewise.
9781 * config/arm/elf.h: Likewise.
9782 * config/c4x/c4x.h: Likewise.
9783 * config/h8300/h8300.h: Likewise.
9784 * config/i386/cygwin.h: Likewise.
9785 * config/i386/djgpp.h: Likewise.
9786 * config/i386/i386-coff.h: Likewise.
9787 * config/i386/i386-interix.h: Likewise.
9788 * config/i386/sco5.h: Likewise.
9789 * config/i386/vsta.h: Likewise.
9790 * config/i386/win32.h: Likewise.
9791 * config/i960/i960-coff.h: Likewise.
9792 * config/ia64/sysv4.h: Likewise.
9793 * config/m68hc11/m68hc11.h: Likewise.
9794 * config/m68k/coff.h: Likewise.
9795 * config/m68k/mot3300.h: Likewise.
9796 * config/m88k/m88k.h: Likewise.
9797 * config/mcore/mcore-pe.h: Likewise.
9798 * config/mcore/mcore.h: Likewise.
9799 * config/mips/elf.h: Likewise.
9800 * config/mips/elf64.h: Likewise.
9801 * config/mips/iris6.h: Likewise.
9802 * config/pa/pa64-hpux.h: Likewise.
9803 * config/rs6000/sysv4.h: Likewise.
9804 * config/sh/sh.h: Likewise.
9805 * config/sparc/litecoff.h: Likewise.
9807 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
9808 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9809 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9810 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9811 (ASM_OUTPUT_DESTRUCTOR): Remove.
9812 * config/a29k/a29k.c: Move include of tree.h.
9813 * config/a29k/udi.h: Delete file.
9814 * config/alpha/alpha.c (vms_asm_out_constructor): New.
9815 (vms_asm_out_destructor): New.
9816 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
9817 (EXTRA_SECTION_FUNCTIONS): Likewise.
9818 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9819 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9820 * config/c4x/c4x.c: Move include of tree.h.
9821 * config/clipper/clipper.c (clix_asm_out_constructor): New.
9822 (clix_asm_out_destructor): New.
9823 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9824 (ASM_OUTPUT_DESTRUCTOR): Remove.
9825 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9826 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9827 (TARGET_ASM_CONSTRUCTOR): New.
9828 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
9829 (sco_asm_out_constructor): New.
9830 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
9831 * config/i386/svr3gas.h: Remove stack grows up code.
9832 Remove code duplicated from i386/sysv3.h.
9833 (TARGET_ASM_CONSTRUCTOR): New.
9834 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9835 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
9836 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9837 (TARGET_ASM_CONSTRUCTOR): New.
9838 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
9839 (m68hc11_asm_out_destructor): New.
9840 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
9841 (TARGET_ASM_DESTRUCTOR): New.
9842 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
9843 * config/m68k/dpx2.h: Properly undef all the bits inherited from
9844 config/svr3.h pertaining to section manipulation.
9845 * config/m68k/dpx2g.h: Remove #if 0 code.
9846 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
9847 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
9848 (ASM_OUTPUT_CONSTRUCTOR): Remove.
9849 (TARGET_ASM_CONSTRUCTOR): New.
9850 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
9851 (m88k_svr3_asm_out_constructor): New.
9852 (m88k_svr3_asm_out_destructor): New.
9853 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9854 (ASM_OUTPUT_DESTRUCTOR): Remove.
9855 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9856 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
9857 * config/rs6000/aix.h: Likewise.
9858 * config/mips/rtems64.h: Don't undef removed constructor related bits.
9859 * config/mips/vxworks.h: Likewise.
9860 * config/rs6000/lynx.h: Likewise.
9861 * config/sh/elf.h: Likewise.
9862 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
9863 (DTORS_SECTION_ASM_OP): New.
9864 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9865 (ASM_OUTPUT_DESTRUCTOR): Remove.
9866 * config/sparc/sol2-sld-64.h: Likewise.
9867 * config/vax/vax.c (vms_asm_out_constructor): New.
9868 (vms_asm_out_destructor): New.
9869 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9870 (ASM_OUTPUT_DESTRUCTOR): Remove.
9871 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9873 * doc/tm.texi (@node Initialization): Update.
9875 2001-08-09 Richard Henderson <rth@redhat.com>
9877 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
9878 (__do_global_dtors_aux): Use gp-relative static data to avoid
9879 one dynamic relocation.
9880 (__do_frame_setup): Register Java classes.
9881 * config/alpha/crtend.asm (__JCR_END__): New.
9883 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9885 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
9886 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
9887 (GEN, STAGESTUFF): Add new files.
9888 (insn-constants.h, s-constants, tm-preds.h, s-preds,
9889 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
9890 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
9891 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
9892 as well as insn-codes.h and insn-flags.h in config.h; and no
9893 extra headers in tconfig.h and hconfig.h.
9895 * gencodes.c: Eliminate code to generate predicate declarations
9896 or #defines for md-file constants.
9897 * genconstants.c, genpreds.c: New files.
9899 * i386.md: Re-order guard expressions such that TARGET_64BIT
9900 comes first, when this permits better optimization. Add
9901 TARGET_64BIT to more x86-64 patterns. Add comment explaining
9902 why this is desirable.
9904 2001-08-09 Jakub Jelinek <jakub@redhat.com>
9906 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
9907 (find_fde_for_dso): Remove.
9908 (_Unwind_IteratePhdrCallback): New.
9909 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
9910 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
9912 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9914 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
9915 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
9917 2001-08-09 Graham Stott <grahams@redhat.com>
9919 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
9920 (vis_no_unit): Use it.
9921 (visualize_no_unit): Add the insn only if room exists.
9923 2001-08-09 Graham Stott <grahams@redhat.com>
9925 * predict.c (estimate_probability): Replace magic numbers with
9926 appropriate enumeration.
9928 2001-08-09 Graham Stott <grahams@redhat.com>
9930 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
9932 (EXTRACT_FLAGS): Likewise.
9934 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
9936 * config/mips/mips.c (mips_legitimate_address_p): Check for
9937 CONST_INT in last patch.
9939 2001-08-08 Anthony Green <green@redhat.com>
9941 * java/class.c (emit_register_classes): Use assemble_jcr if
9942 possible. Keep the original mechanism as a fallback.
9943 * defaults.h (JCR_SECTION_NAME): Define if we have named section
9944 and weak symbol support.
9945 * crtstuff.c (__JCR_LIST__): Define.
9946 (__JCR_END__): Define.
9947 (_Jv_RegiserClasses): Define weak symbol if possible.
9948 (__do_global_ctors_aux): Register classes for ELF targets with
9949 weak symbol support.
9951 2001-08-08 Kazu Hirata <kazu@hxi.com>
9953 * dbxout.c: Fix comment formatting.
9954 * dependence.c: Likewise.
9956 * diagnostic.c: Likewise.
9957 * dominance.c: Likewise.
9958 * doprint.c: Likewise.
9959 * dwarf2out.c: Likewise.
9960 * dwarfout.c: Likewise.
9961 * emit-rtl.c: Likewise.
9962 * except.c: Likewise.
9963 * explow.c: Likewise.
9964 * expmed.c: Likewise.
9967 * fold-const.c: Likewise.
9968 * function.c: Likewise.
9970 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9972 * global.c (retry_global_alloc): Avoid shadowing allocno.
9974 2001-08-08 Mark Mitchell <mark@codesourcery.com>
9976 * except.c (remove_fixup_regions): Fix typo.
9978 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
9980 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
9981 unsigned HOST_WIDE_INT to avoid warning.
9982 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
9983 * flow.c (set_block_for_new_insns): Likewise.
9985 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
9987 * sibcall.c (return_value_pseudo): New static variable.
9988 (skip_copy_to_return_value): Handle return_value_pseudo.
9989 (call_ends_block_p): Ensure that return_value_pseudo is set.
9990 (optimize_sibling_and_tail_recursive_call): Discover the
9991 load of pseudo return value in alternate exit block.
9993 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9995 * calls.c (ECF_ALWAYS_RETURN): New constant.
9996 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
9997 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
9998 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
9999 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
10000 * rtl.c (reg_note_name): New name.
10001 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
10003 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
10005 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
10007 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
10009 * alias.c (get_alias_set): Return a previously calculated
10010 alias set for a VAR_DECL.
10011 * function.c (gen_mem_addressof): Calculate the alias set before
10014 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
10016 * predict.def: Set hitrates according our experimental run.
10018 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
10020 * i386.h (HARD_REGNO_RENAME_OK): New macro.
10022 2001-08-08 H.J. Lu <hjl@gnu.org>
10024 * config/mips/mips.c (mips_unique_section): New. Copied from
10027 * config/mips/mips-protos.h (mips_unique_section): New
10030 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
10032 * config/mips/little.h: New. Generic little endian mips
10033 targets. Only mips*-*-linux* is converted to use it so far.
10035 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
10036 (WCHAR_TYPE): Defined
10037 (WCHAR_TYPE_SIZE): Likewise.
10038 (INIT_SUBTARGET_OPTABS): Likewise.
10039 (BSS_SECTION_ASM_OP): Likewise.
10040 (SBSS_SECTION_ASM_OP): Likewise.
10041 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
10042 (ASM_DECLARE_OBJECT_NAME): Likewise.
10043 (UNIQUE_SECTION): Likewise.
10044 (EXTRA_SECTIONS): Likewise.
10045 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
10046 (ASM_OUTPUT_DESTRUCTOR): Likewise.
10047 (ASM_OUTPUT_DEF): Likewise.
10048 (HANDLE_SYSV_PRAGMA): Removed.
10049 (NO_IMPLICIT_EXTERN_C): Likewise.
10050 (TARGET_MEM_FUNCTIONS): Likewise.
10051 (STARTFILE_SPEC): Likewise.
10052 (ENDFILE_SPEC): Likewise.
10053 (LIB_SPEC): Likewise.
10054 (INVOKE__main): Likewise.
10055 (CTOR_LIST_BEGIN): Likewise.
10056 (CTOR_LIST_END): Likewise.
10057 (DTOR_LIST_BEGIN): Likewise.
10058 (DTOR_LIST_END): Likewise.
10059 (SET_ASM_OP): Likewise.
10060 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10061 (ASM_OUTPUT_DEF): Likewise.
10062 (ASM_OUTPUT_IDENT): Likewise.
10064 * config/mips/mips.h (ASM_SPEC): Undefine before define.
10065 (CPLUSPLUS_CPP_SPEC): Likewise.
10066 (ASM_APP_ON) Redefine only if not defined.
10067 (ASM_APP_OFF): Likewise.
10068 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10069 (ASM_OUTPUT_IDENT): Likewise.
10071 * config.gcc: Update tm_file for Linux/mips.
10073 2001-08-08 Bernd Schmidt <bernds@redhat.com>
10075 * cselib.c (cselib_record_sets): If insn is predicated, turn
10076 sources into IF_THEN_ELSEs.
10078 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
10079 Turn into define_insn_and_split.
10081 * sched-deps.c: Include "cselib.h".
10082 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
10083 Use cselib to turn memory addresses into VALUEs.
10084 (sched_analyze): Call cselib_init/cselib_finish if necessary.
10085 * sched-int.h (struct sched_info): New member USE_CSELIB.
10086 * sched-ebb.c (ebb_sched_info): Initialize it.
10087 * sched-rgn.c (rgn_sched_info): Likewise.
10088 * Makefile.in (sched-deps.o): Update dependencies.
10090 * cselib.h (cselib_subst_to_values): Declare.
10091 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
10092 that have no value and autoincs to be handled by generating a new
10095 2001-08-08 Graham Stott <grahams@redhat.com>
10097 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
10098 within fixed length SEQUENCE.
10100 2001-08-08 Graham Stott <grahams@redhat.com>
10102 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
10103 (diagnostic_prefixing_rule): Likewise.
10104 (diagnostic_line_cutoff): Likewise.
10105 (diagnostic_kind_count): Likewise.
10107 2001-08-08 Graham Stott <grahams@redhat.com>
10109 * alias.c (find_base_decl): Delete redundent assignment.
10111 2001-08-08 Graham Stott <grahams@redhat.com>
10113 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
10114 (abs): Uppercase and paranthesize macro parameter.
10115 (MEM_DEPENDENCY): Add whitespace.
10117 2001-08-08 Graham Stott <grahams@redhat.com>
10119 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
10120 failure check for CONST_INT
10122 2001-08-08 Graham Stott <grahams@redhat.com>
10124 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
10125 (libcall_dead_p): Likewise.
10127 (mark_used_regs): Constify fmt.
10128 (find_use_as_address): Likewise.
10130 2001-08-08 Graham Stott <grahams@redhat.com>
10132 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
10135 2001-08-08 Graham Stott <grahams@redhat.com>
10137 * combine.c (combine_simplify_rtx): Update comment and
10138 remove erroneous test.
10140 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10142 * cppinit.c (cpp_finish): Pop the final buffer without comment.
10143 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
10144 take care to avoid multiple no-newline at EOF warnings in that
10147 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
10149 * calls.c (expand_call): Do not emit INSN_SETJMP note.
10150 (emit_library_call_value_1): Likewise.
10151 (emit_call_1): Emit REG_SETJMP note.
10152 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
10154 * cselib.c (cselib_process_insn): Likewise.
10155 * flow.c (propagate_block): Likewise.
10156 * loop.c (find_and_verify_loops): Likewise.
10157 * reload.c (find_equiv_regs): Likewise.
10158 * reload1.c (reload): Likewise.
10159 * resource.c (mark_referenced_resources,
10160 mark_set_resources): Likewise.
10161 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
10162 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
10163 * haifa-sched.c (unlink_other_notes): Likewise.
10164 (reemit_notes): Likewise.
10165 * sched-ebb.c (sched_ebb): Likewise.
10166 * sched-rgc.c (sched_region): Likewise.
10167 * rtl.c (note_insn_name): Likewise.
10168 (reg_note_name): Add REG_SETJMP
10169 * rtl.h (reg_note): Add REG_SETJMP.
10170 (insn_note): Remove NOTE_INSN_SETJMP.
10172 * profile.c (branch_prob): Add fake edges for setjmp.
10174 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
10176 * config.gcc: Quote target_cpu_default2 correctly for
10177 powerpc*-*-* targets.
10179 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10181 * cpplib.h, line-map.h: Update comments.
10182 * cppmain.c (printer_init): Move inline.
10183 (maybe_print_line, print_line): Take a map pointer.
10184 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
10185 (cb_file_change): Don't use prior value of print.map.
10187 2001-08-07 David Edelsohn <edelsohn@gnu.org>
10189 * doc/install.texi: Document fine-grained multilib configuration.
10191 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10193 * rtlanal.c (find_first_parameter_load): Call note_stores
10194 only on the instructions.
10196 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10198 * alias.c (nonlocal_mentioned_p):
10199 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
10200 * calls.c (emit_call_1): Likewise.
10201 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
10202 * cselib.c (cselib_process_insn): Likewise.
10203 * df.c (df_insns_modify): Likewise.
10204 * flow.c (need_fake_edge_p): Likewise.
10205 (propagate_one_insn): Likewise.
10206 * haifa-sched.c (reemit_notes): Likewise.
10207 * integrate.c (copy_insn_list): Likewise.
10208 * jump.c (delete_prior_computation): Likewise.
10209 * local-alloc.c (validate_equiv_mem): Likewise.
10210 * loop.c (scan_loop): Likewise.
10211 * predict.c (estimate_probability): Likewise.
10212 * reload.c (reload): Likewise.
10213 * sched-deps (sched_analyze): Likewise.
10214 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
10215 * gcse.c (compute_hash_table): Likewise.
10216 (mark_call): Likewise.
10217 (store_killed_in_insn): Likewise.
10219 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
10221 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
10223 2001-08-06 Richard Henderson <rth@redhat.com>
10225 * varasm.c (assemble_gc_entry): Remove.
10226 * output.h: Likewise.
10228 2001-08-06 Richard Henderson <rth@redhat.com>
10230 * varasm.c (assemble_constructor): Take a symbol_ref and a
10231 priority instead of a bare string. Move priority handling
10232 here from cp/decl2.c.
10233 * output.h: Update decls.
10235 * c-decl.c (c_expand_body): Update calls to assemble_constructor
10236 and assemble_destructor.
10237 * profile.c (output_func_start_profiler): Likewise.
10238 * objc/objc-act.c (finish_objc): Likewise.
10239 (build_module_descriptor): Return the symbol not the symbol name.
10241 2001-08-06 David Edelsohn <edelsohn@gnu.org>
10243 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
10244 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
10245 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
10246 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
10247 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
10248 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
10250 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10252 * cpperror.c (print_containing_files): Moved to line-map.c.
10253 (print_location): line-map.c handles re-listing or otherwise.
10254 * cpphash.h (struct lexer_state): Remove next_bol.
10255 (struct cpp_buffer): Remove include_stack_listed.
10256 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
10257 Remove faked buffer handling.
10258 (_cpp_do_file_change): Tweak.
10259 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
10260 * cppmain.c (struct printer): Remove filename.
10261 (print_line, cb_file_change): Update accordingly.
10262 * line-map.c: Include intl.h.
10263 (init_line_maps): Initialize last_listed.
10264 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
10265 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
10266 (print_containing_files): New.
10267 * line-map.h (struct line_maps): New member last_listed.
10268 (print_containing_files, INCLUDED_FROM): New.
10269 * Makefile.in: Update.
10270 * po/POTFILES.in: Add line-map.c.
10272 2001-08-06 Richard Henderson <rth@redhat.com>
10274 * except.c (convert_from_eh_region_ranges_1): Never mark
10275 USE or CLOBBER insns as throwing.
10277 * expr.c (store_constructor): Don't clobber memory targets.
10279 2001-08-06 Andreas Jaeger <aj@suse.de>
10281 * profile.c (branch_prob): Remove unused variable insn.
10283 * Makefile.in (local-alloc.o): Add dependency on except.h.
10285 * local-alloc.c: Include except.h for can_throw_internal prototype.
10287 2001-08-06 Richard Henderson <rth@redhat.com>
10289 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
10290 * function.c (expand_main_function): Implement it.
10291 * doc/tm.texi: Document it.
10293 2001-08-06 Stan Shebs <shebs@apple.com>
10295 * doc/install.texi: Document powerpc-*-darwin* details.
10297 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
10299 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
10300 (ASM_CPU_SPEC): Move back to rs6000.h
10301 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
10303 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
10305 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
10308 * config/rs6000/linux64.h: Ditto.
10310 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10311 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
10314 Remove accidently readded definitions of FUNCTION_PROLOGUE,
10315 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
10317 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10320 2001-08-05 Richard Henderson <rth@redhat.com>
10322 * local-alloc.c (update_equiv_regs): Do not move insns that
10325 2001-08-05 Jan Hubicka <jh@suse.cz>
10327 * Makefile.in (reload1.o): Add dedendancy on except.h
10328 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
10330 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
10331 indicating wehther edges has been cleaned up.
10332 * reload1.c: Inlucde except.h
10333 (fixup_abnormal_edges): Accept deleted insns.
10334 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
10337 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10339 * cpplib.c (do_line): Correct line number after pop_buffer.
10341 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10343 PR preprocessor/3824
10344 * line-map.c: Update comments.
10345 * line-map.h: Update comments.
10346 * tradcif.y: Don't consider large numbers unsigned.
10348 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10350 PR preprocessor/3081
10351 * c-lex.c (map): New.
10352 (cb_file_change): Update map and use it.
10353 (cb_def_pragma, cb_define, cb_undef): Use map and line.
10354 (c_lex): Update to use map.
10355 * cpperror.c (print_location): Move to using logical line numbers.
10356 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
10357 (cpp_make_system_header): Similarly.
10358 (_cpp_execute_include): Stop line numbering hacks. Store the
10359 line we will return to.
10360 * cpphash.h (CPP_BUF_LINE): Remove.
10361 (struct cpp_buffer): Remove lineno and pseudo_newlines.
10362 Add map and return_to_line.
10363 (_cpp_do_file_change): Update.
10364 * cppinit.c (cpp_start_read): Update line kludge.
10365 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
10366 (trigraph_ok): Use logical line numbers for diagnostics.
10367 (skip_block_comment): Likewise.
10368 (skip_whitespace): Likewise.
10369 (skip_line_comment): Use pfile->line instead.
10370 (_cpp_lex_token): Update to use logical line numbering exclusively.
10371 Handle BOL locally. Accept new lines in directives, but keep
10372 pfile->line decremented. Diagnostics use logical lines. Update
10373 directive handling.
10374 * cpplib.c (SEEN_EOL): New.
10375 (skip_rest_of_line, check_eol): Use it.
10376 (end_directive): Increase line number when accepting the newline
10377 at the end of a directive.
10378 (run_directive): Simplify.
10379 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
10380 (_cpp_do_file_change): Update to take buffer line number as an
10381 argument, and store the current map in the cpp_reader. Remove
10382 line number kludges.
10383 (_cpp_do__Pragma): Restore output position after a _Pragma.
10384 (cpp_push_buffer): Don't set output line or lineno.
10385 (_cpp_pop_buffer): Transfer more info from a faked buffer.
10386 Remove line kludge. Set output_line.
10387 * cppmacro.c (builtin_macro): Update handling of __LINE__.
10388 (parse_arg): Use logical lines.
10389 (save_lookahead_token): Save EOFs too now.
10390 * cppmain.c (struct printer): Fix comments.
10391 (printer_init): Simplify, let caller do errors.
10392 (scan_translation_unit, check_multiline_token, dump_macro): Update.
10393 (maybe_print_line): Simplify.
10394 (print_line): Don't print a linemarker if -P.
10395 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
10396 (cb_file_change): Simplify.
10397 * line-map.h (LAST_SOURCE_LINE): Fix.
10398 (CURRENT_LINE_MAP): New.
10400 2001-08-05 Bernd Schmidt <bernds@redhat.com>
10402 * doloop.c (doloop_modify_runtime): Properly compute number of
10403 iterations if loop was unrolled.
10405 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
10406 if their CSELIB_VAL_PTRs are.
10408 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
10409 (setup_spill_pointers): Initialize it.
10410 (spill_restore_mem): Set it.
10411 (do_spill, do_restore): Use it to add REG_INC note.
10412 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
10414 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
10415 asms if other insns are available.
10417 * config/ia64/ia64.c (condop_operator): New predicate.
10418 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
10419 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
10422 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
10423 temporary register than directly using a MEM.
10425 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10427 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
10428 parameter in last change.
10430 2001-08-04 Zack Weinberg <zackw@panix.com>
10432 * sparc.md: Don't use #if inside C test expression.
10434 2001-08-04 Richard Henderson <rth@redhat.com>
10436 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
10438 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
10440 * cpphash.h (struct cpp_reader): New member directive_line.
10441 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
10442 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
10443 do_pragma): Pass line to callbacks.
10444 (start_directive): Record line of directive.
10445 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
10446 cb_include): Similarly.
10447 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
10450 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10452 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
10455 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10457 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
10459 * reload1.c (fixup_abnormal_edges): New static function.
10462 * flow.c (need_fake_edge_p): New function.
10463 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
10464 avoid call insn to be very last insn in the insn stream.
10466 * profile.c (branch_prob): Call flow_call_edges_add instead of
10467 doing that by hand; cleanup cfg to re-merge basic blocks once
10470 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10472 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
10473 are also on line-map.h.
10474 * cppfiles.c (stack_include_file): Update.
10475 * cpphash.h (struct cpp_buffer): New member return_at_eof.
10476 (_cpp_pop_buffer): New.
10477 * cppinit.c (cpp_destroy, cpp_finish): Update.
10478 (do_includes): Mark each buffer to return at EOF.
10479 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
10480 return as requested.
10481 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
10482 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
10483 * cpplib.h (cpp_pop_buffer): Remove.
10484 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
10485 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
10487 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
10489 (do_preprocessing): Update.
10490 * fix-header.c (read_scan_file): Update. No need to pop buffers.
10491 * c-parse.in (_yylex): Similarly.
10492 * scan-decls.c (scan_decls): Similarly.
10493 * line-map.h: Update comments.
10495 * objc/Make-lang.in (objc-act.o): Update dependencies.
10497 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10499 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
10500 and soft register for operand 0.
10501 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
10503 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10505 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
10506 register for operand 0.
10507 ("bitcmpqi_z_used"): Allow memory for operand 0.
10508 (split "bitcmpqi"): New split to handle address reg as operand 1.
10510 2001-08-04 Andreas Jaeger <aj@suse.de>
10512 * gcse.c: Revert Daniel's last patch.
10514 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10516 * sparc-protos.h: Add prototypes for fp_zero_operand and
10518 * sh-protos.h: Add prototype for fpul_operand.
10520 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10522 * doc/extend.texi (Other Builtins): Fix typo in last change.
10524 2001-08-03 Richard Henderson <rth@redhat.com>
10526 * target.h (gcc_target): Add asm_out.named_section,
10527 section_type_flags, have_named_sections.
10528 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
10529 (TARGET_HAVE_NAMED_SECTIONS): New.
10530 (TARGET_SECTION_TYPE_FLAGS): New.
10532 * Makefile.in (toplev.o): Depend on TARGET_H.
10533 (varasm.o, dbxout.o): Likewise.
10534 * c-common.c (decl_attributes): Check targetm.have_named_sections
10535 instead of ifdef ASM_OUTPUT_SECTION_NAME.
10536 * dbxout.c (dbxout_function_decl): Likewise.
10537 (dbxout_function_end): Likewise.
10538 * toplev.c (compile_file): Likewise.
10539 * varasm.c (exception_section): Likewise.
10540 * cp/decl2.c (finish_objects): Likewise.
10542 * defaults.h (EH_FRAME_SECTION): Remove.
10543 (EH_FRAME_SECTION_ASM_OP): Remove.
10544 (EH_FRAME_SECTION_NAME): New.
10545 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
10546 (UNIQUE_SECTION_P): Remove.
10547 * dwarf2out.c (SECTION_FORMAT): Remove.
10548 (ASM_OUTPUT_SECTION): Remove.
10549 (output_call_frame_info): Use named_section_flags.
10550 (output_comp_unit, dwarf2out_start_source_file): Likewise.
10551 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
10552 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
10553 * varasm.c (in_eh_frame, eh_frame_section): Remove.
10554 (named_section_flags): New.
10555 (named_section): Use it and targetm.section_type_flags.
10556 (resolve_unique_section): New.
10557 (assemble_start_function): Use it.
10558 (asm_emit_uninitialised, assemble_variable): Likewise.
10559 (default_section_type_flags): New.
10560 (default_no_named_section, default_elf_asm_named_section): New.
10561 (default_coff_asm_named_section, default_pe_asm_named_section): New.
10562 * output.h: Update varasm.c decls.
10563 (SECTION_*): New flags.
10565 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
10566 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
10568 * config/elfos.h (UNIQUE_SECTION_P): Remove.
10569 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
10570 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
10571 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10572 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
10573 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
10574 * config/mips/elf.h, config/mips/elf64.h: Likewise.
10575 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
10576 * config/pa/pa64-hpux.h,
10578 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
10579 (TARGET_ASM_NAMED_SECTION): New.
10580 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
10581 * config/alpha/vms.h, config/arm/coff.h: Likewise.
10582 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
10583 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
10584 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
10585 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
10586 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10587 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
10588 * config/i386/sco5.h, config/i386/win32.h: Likewise.
10589 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
10590 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
10591 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
10592 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
10593 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
10594 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
10595 * config/sparc/sysv4.h: Likewise.
10597 * config/nextstep.h: Error until named sections implemented.
10599 * config/a29k/a29k.c (a29k_asm_named_section): New.
10600 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
10601 (vms_section_type_flags, vms_asm_named_section): New.
10602 * config/arm/arm.c (arm_elf_asm_named_section): New.
10603 * config/avr/avr.c (asm_output_section_name): Remove.
10604 * config/avr/avr-protos.h: Update.
10605 * config/c4x/c4x.c (c4x_asm_named_section): New.
10606 * config/h8300/h8300.c (h8300_asm_named_section): New.
10607 * config/i386/i386.c (sco_asm_named_section): New.
10608 * config/i386/winnt.c (SECTION_PE_SHARED): New.
10609 (i386_pe_section_type_flags): New.
10610 (i386_pe_asm_named_section): New.
10611 * config/i386/i386-protos.h: Update.
10612 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
10613 * config/mcore/mcore.c (mcore_asm_named_section): New.
10614 * config/mips/mips.c (iris6_asm_named_section): New.
10615 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
10616 instead of UNIQUE_SECTION_P.
10617 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
10618 (xcoff_asm_named_section): New.
10619 * config/sh/sh.c (sh_asm_named_section): New.
10620 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
10622 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
10623 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
10624 (EH_FRAME_SECTION_NAME): New.
10625 (EXCEPTION_SECTION): New.
10626 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
10627 (DEBUG_*_SECTION): Remove.
10628 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
10629 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
10630 (EH_FRAME_SECTION_ASM_OP): Remove.
10632 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
10633 (ASM_OUTPUT_SECTION_NAME): Remove.
10634 (TARGET_ASM_NAMED_SECTION): New.
10635 (TARGET_HAVE_NAMED_SECTIONS): New.
10636 (TARGET_SECTION_TYPE_FLAGS): New.
10637 (EH_FRAME_SECTION_ASM_OP): Remove.
10638 (EH_FRAME_SECTION_NAME): New.
10640 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10642 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
10643 for complex expressions when cfun == 0.
10644 * doc/extend.texi: Document that __builtin_constant_p can be
10645 used in data initializers as well as functions.
10647 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
10649 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
10650 variable I locally, instead of expecting a declaration in the
10653 2001-08-03 Richard Henderson <rth@redhat.com>
10655 * except.c (collect_one_action_chain): Add an explicit cleanup
10656 action if regions surrounding a catch were encoded entirely
10657 within the call-site entry.
10659 2001-08-03 Richard Henderson <rth@redhat.com>
10661 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
10662 don't take REGNO of a non-register.
10664 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10666 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
10667 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
10668 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
10669 (__gthread_mutex_init_function): New function for mutex initialization.
10671 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10673 * Makefile.in: Revert screwed up commit.
10675 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10677 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
10678 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
10679 merged by linker script to get a final _exit().
10680 (__do_global_dtors): New for destructor handling in specific exit
10682 (__do_global_ctors): New for constructors in specific install section.
10683 (__map_data_section): Map data sections before running constructors.
10684 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
10685 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
10686 (DTORS_SECTION_ASM_OP): Likewise.
10687 (CTORS_SECTION_FUNCTION): Define to force a reference to
10689 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
10691 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10693 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
10695 * Makefile.in: Add df.h to gcse.c dependencies.
10697 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10699 * varasm.c (output_constant_def_contents): Use for the length of a
10700 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
10701 depending on which is larger.
10703 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10705 * gcse.c: Include df.h for use as a dataflow analyzer.
10707 Declaration of reg_set_info: gone.
10708 New df_analyzer variable used by store motion.
10709 (reg_set_info): Deleted.
10710 (mark_mem_regs): New function, analyze regs used by a mem.
10711 (store_ops_ok): Use dataflow analyzer results to determine if
10712 necessary regs are changed in the block.
10713 (find_moveable_store): Remove check for symbol ref, we can handle
10714 much more complex expressions now.
10715 (compute_store_table): Remove most of the code, it's unnecessary
10716 now that the dataflow analyzer records the info for us.
10717 (store_killed_after): Add parameter to say whether to do the
10718 store_ops_okay test, used to speed up testing when we already know
10719 the answer, and just want to know if the store itself was killed.
10720 (build_store_vector): Largely rewritten to calculate the various
10721 vectors properly, and somewhat optimized.
10722 (store_motion): Init the df_analyzer, get REG_DEF chains.
10723 Also handle trapping expressions (since mems almost always trap)
10724 (simple_mem): Redefine what a simple mem is.
10726 2001-08-03 DJ Delorie <dj@redhat.com>
10728 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
10729 set from a constant part of the condition.
10731 2001-08-01 Andrew Cagney <ac131313@redhat.com>
10733 * mkdeps.c (deps_add_default_target): Make local variable
10734 ``start'' a const char pointer.
10735 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
10737 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10739 * doc/install.texi (Configuration): Fix markup.
10740 (Specific, i?86-*-udk): Likewise.
10741 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
10743 Document --enable-threads and --enable-libgcj status.
10744 (Specific, mips-sgi-irix*): Canonicalize triples.
10745 (Specific, mips-sgi-irix5): Warn about problems with this config.
10746 Mention required GNU as patch.
10747 Native assembler problems are fixed.
10748 (Specific, mips-sgi-irix6): Update O32 ABI support status.
10749 Document --enable-threads and --enable-libgcj status.
10751 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10753 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
10756 2001-08-03 Richard Henderson <rth@redhat.com>
10758 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
10761 2001-08-03 Richard Henderson <rth@redhat.com>
10763 * rtlanal.c (find_first_parameter_load): Stop if we
10764 reach a CODE_LABEL at BOUNDARY.
10766 2001-08-03 Richard Henderson <rth@redhat.com>
10768 * config/alpha/alpha.md (force_movdi): New insn.
10769 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
10770 Tweek FRP marking of VMS prologue insns.
10771 * config/alpha/vms.h (EPILOGUE_USES): New.
10773 2001-08-02 Richard Henderson <rth@redhat.com>
10775 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
10777 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10779 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
10780 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
10781 config/convex/convex.h, config/d30v/d30v.c,
10782 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10783 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
10784 config/mips/mips.h, config/mn10200/mn10200.h,
10785 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
10786 config/v850/v850.h, config/vax/openbsd.h,
10787 config/vax/openbsd1.h, config/vax/ultrix.h,
10788 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
10789 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
10790 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
10791 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
10792 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
10793 in comments and documentation.
10795 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10799 * Makefile.in (line-map.o): New.
10800 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
10801 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
10802 * cpperror.c (print_containing_files): Similarly.
10803 (print_location): Update. Don't output a space before _Pragma.
10804 * cppfiles.c (stack_include_file): Set to line 1 immediately.
10805 (stack_include_filee, cpp_make_system_header): Update.
10806 (_cpp_execute_include): Get logical line number right for calling
10807 as-yet-unterminated #include.
10808 * cpphash.h (struct cpp_reader): Add line_maps.
10809 (_cpp_do_file_change): Update.
10810 * cppinit.c (cpp_create_reader): Initialize line maps.
10811 (cpp_destroy): Destroy line maps.
10812 (cpp_start_read): Get logical line number right.
10813 * cpplex.c (parse_string): Only warn once for multi-line strings.
10814 Use boolean variable for null warning.
10815 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
10817 (do_include_common): End the directive early.
10818 (do_line): Don't warn about out-of-range lines in preprocessed
10819 source. Update. Remove unused variables.
10820 (_cpp_do_file_change): Update for new line mapping.
10821 (pragma_cb): New typedef.
10822 (cpp_register_pragma): Stop looking ahead before calling the
10824 (do_pragma_system_header): End directive early.
10825 (cpp_get_line_maps): New.
10826 (cpp_pop_buffer): Fudge logical line. Update.
10827 * cpplib.h: Include line-map.h
10828 (enum cpp_fc_reason): Remove.
10829 (struct cpp_file_change): Update.
10830 (cpp_get_line_maps): New.
10831 * cppmain.c (struct_printer): New member map.
10832 (cb_file_change): Update for new mappings.
10833 * fix-header.c (cb_file_change): Similarly.
10835 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10837 * Makefile.in (libgcc.mk): Define mkinstalldirs.
10838 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
10840 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10842 * config/vax/vax.c: include expr.h.
10844 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10846 * Makefile.in ($(srcdir)/configure): Only rebuild in
10848 ($(srcdir)/config.in): Only define in maintainer mode.
10849 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
10851 2001-08-02 David Edelsohn <edelsohn@gnu.org>
10853 * doc/install.texi (Install GCC: Binaries): Update Bull info.
10855 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10857 * gcc.c (set_collect_gcc_options): New function, split out from
10859 Ignore elided switches.
10860 (do_spec_1): Invoke before executing command.
10861 (set_input): Export.
10862 Move declaration ...
10863 * gcc.h (set_input): ... here.
10864 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
10867 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
10870 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
10872 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
10874 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
10876 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
10877 for the unnamed instructions it expands to.
10879 2001-08-02 Richard Henderson <rth@redhat.com>
10881 * regclass.c (call_really_used_regs): Conditionally define.
10882 (init_reg_sets_1): Don't use it if not defined.
10883 (fix_register): Similarly, don't set it.
10885 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10887 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
10888 Correct comment that had been missed in the previous change.
10890 2001-08-01 Stan Shebs <shebs@apple.com>
10892 * config/darwin.c (machopic_stub_name): Try matching by name.
10893 (update_stubs): New function.
10894 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
10897 2001-08-01 Richard Henderson <rth@redhat.com>
10899 * except.c (output_function_exception_table): Use assemble_align.
10900 * varasm.c (assemble_eh_label): Remove.
10901 (assemble_eh_align, assemble_eh_integer): Remove.
10903 2001-08-01 Robert Lipe <robertl@caldera.com>
10905 * dwarfout.c: Remove reference to README.DWARF.
10907 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
10909 * regclass.c (call_really_used_regs): New array for registers which
10910 are actually used by a call.
10911 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
10913 (fix_register): Set call_really_used too.
10914 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
10915 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
10917 2001-08-01 Richard Henderson <rth@redhat.com>
10919 * read-rtl.c (read_name): Consider \r whitespace.
10921 2001-07-11 Andrew Cagney <ac131313@redhat.com>
10923 * config.gcc: Recognize powerpc-*-netbsd*.
10925 * doc/install.texi (Host/target specific installation notes for
10926 GCC): Mention powerpc-*-netbsd*.
10928 * config/rs6000/netbsd.h: New file.
10929 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
10930 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
10931 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
10932 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
10933 (TARGET_VERSION): Redefine.
10935 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
10936 mcall-netbsd as a match for mcall-sysv.
10937 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
10938 (ncrti.S, ncrtn.S): New targets.
10939 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
10941 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
10942 "netbsd' as a V4 ABI.
10943 (ASM_SPEC): Check for -mcall-netbsd.
10944 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
10945 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
10946 (LIB_SPEC, ENDFILE_SPEC): Ditto.
10947 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
10948 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
10949 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
10950 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
10952 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
10953 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
10955 2001-08-01 Mark Kettenis <kettenis@gnu.org>
10957 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
10958 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
10959 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
10960 including "unwind-pe.h".
10962 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10964 * rs6000.md (define_splits): Kill unused constraints.
10966 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
10967 Jan Hubicka <jh@suse.cz>
10969 * function.c (thread_prologue_and_epilogue_insns): Kill code
10970 dealing with non-existent CFG.
10972 2001-08-01 Kazu Hirata <kazu@hxi.com>
10974 * alias.c: Fix comment formatting.
10975 * bitmap.c: Likewise.
10976 * builtins.c: Likewise.
10977 * calls.c: Likewise.
10978 * c-common.c: Likewise.
10979 * c-decl.c: Likewise.
10980 * c-dump.c: Likewise.
10981 * c-lex.c: Likewise.
10982 * collect2.c: Likewise.
10983 * combine.c: Likewise.
10984 * conflict.c: Likewise.
10985 * cppfiles.c: Likewise.
10986 * cppinit.c: Likewise.
10987 * cpplex.c: Likewise.
10988 * cpplib.c: Likewise.
10989 * cppmacro.c: Likewise.
10990 * cppspec.c: Likewise.
10991 * c-pragma.c: Likewise.
10992 * crtstuff.c: Likewise.
10994 * cselib.c: Likewise.
10995 * c-semantics.c: Likewise.
10996 * c-typeck.c: Likewise.
10998 2001-08-01 H.J. Lu <hjl@gnu.org>
11000 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
11002 2001-08-01 H.J. Lu <hjl@gnu.org>
11004 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
11006 2001-08-01 Ziemowit Laski <zlaski@apple.com>
11008 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
11009 contextualizing Objective-C class name lookup by the lexer.
11010 (typespec_reserved_nonattr): Disable ObjC class name lookup after
11012 (protocoldef): Add support for forward @protocol declarations.
11013 (yylexname): Suppress ObjC class name lookup in certain contexts;
11014 re-enable after lookup is complete.
11015 (_yylex): Re-enable ObjC class name lookup when certain
11016 punctuation marks are seen.
11018 * objc/objc-act.c (check_protocol_recursively): New function used
11019 for finding circular dependencies in protocols.
11020 (objc_declare_protocols): New function for handling forward
11021 @protocol declarations.
11022 (receiver_is_class_object): Detect the case when 'self' is used
11023 inside of a class method.
11024 (build_message_expr): Issue a warning if class method is desired
11025 but instance method is found instead.
11026 (conforms_to_protocol): Streamline.
11027 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
11028 protocol Foo, even if 'Bar foo' does not.
11029 (check_protocols): Streamline.
11030 (start_protocol): Add checks for circular and duplicate protocol
11032 (encode_aggregate_within): For typedefs of structs, encode the
11034 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
11035 (objc_declare_protocols): New prototype.
11037 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11039 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
11040 * cpplex.c (handle_newline): Update prototype. Maintain logical
11042 (skip_escaped_newlines, skip_block_comment, parse_string):
11043 Update accordingly.
11044 (_cpp_lex_token): Update, and store token position within the token.
11045 * cpplib.h (struct cpp_token): Add line and column entries.
11046 * cppmacro.c (replace_args): Position stringified tokens correctly.
11048 2001-08-01 Andreas Jaeger <aj@suse.de>
11050 * basic-block.h: Add prototype for last_loop_beg_note.
11052 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
11054 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
11055 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
11057 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
11058 while handling WITH_CLEANUP_EXPR node. Use second operand calling
11059 expand_decl_cleanup.
11060 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
11062 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
11063 operand while calling simple_cst_equal.
11064 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
11065 operand is the cleanup expression, the third is the RTL_EXPR.
11066 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
11068 2001-07-31 Jeff Sturm <jsturm@one-point.com>
11070 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
11072 2001-07-31 matthew green <mrg@eterna.com.au>
11074 * config.gcc (i386-*-netbsdelf): New description.
11075 * config/i386/netbsd-elf.h: New file.
11077 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
11079 * loop.c (check_dbra_loop): Use single_set to compute
11082 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
11084 PowerPC reorg and support for powerpc64-*-linux*.
11086 Also fixes emitting of constants on 32 bit and 64 bit
11089 * config.gcc: powerpc64-*-linux* is a new target.
11090 Things that needed aix.h now also include xcoff.h
11092 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
11094 Move AIX specific stuff into aix.h.
11095 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
11096 with more than just XCOFF now.
11097 (SET_ASM_OP): Remove, now defined where needed.
11098 (FUNCTION_PROLOGUE): New macro definition.
11099 (FUNCTION_EPILOGUE): New macro definition.
11100 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
11102 * config/rs6000/xcoff.h: New file.
11104 * config/rs6000/linux64.h: New file.
11106 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
11108 2001-07-31 Alan Modra <amodra@bigpond.net.au>
11110 * rs6000.c (print_operand_address): Handle ELF syntax.
11111 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
11112 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
11113 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
11115 2001-07-31 David Edelsohn <edelsohn@gnu.org>
11117 * rs6000.c (rs6000_override_options): Only disable
11118 flag_function_sections for XCOFF.
11119 (exact_log2_cint_operand): New predicate.
11120 (reg_or_{add,sub}_cint64_operand): New predicates.
11121 (add_operand): Compare CONST_INT with fewer function calls.
11122 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
11123 (print_operand, case 'p'): Ensure positive operand.
11124 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
11125 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
11126 (PREDICATE_CODES): Add new predicates.
11127 * rs6000.md (addsi3): Split 32-bit constants more correctly.
11128 (divsi3, modsi3): Ensure positive power-of-2.
11129 (adddi3): Use new predicate. Split 32-bit constants more
11130 correctly. Re-arrange splitter to handle any constant.
11131 (subdi3): Use new predicate.
11132 (divdi3, moddi3): Ensure positive power-of-2.
11133 (movdi): Use rs6000_emit_set_const.
11134 (load_toc_v4_pic_di): Delete.
11136 2001-07-31 Graham Stott <grahams@redhat.com>
11138 * function.c (pad_below): Revert 2001-07-26 patch.
11140 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11142 * reg-stack (convert_regs_1): Fix best edge condition.
11144 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11146 * jump.c (duplicate_loop_exit_test): Better test for jumps
11147 entering the loop; create loop pre_header.
11149 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
11151 * doc/install.texi: Add s390 and s390x as new targets.
11152 * doc/invoke.texi: Add documentation of S/390 and zSeries
11154 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
11156 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11158 * config/m68k/m68k.md: Replace all general_operand with
11159 nonimmediate_operand for all destinations.
11160 * config/m68k/m68k.c (not_sp_operand): Likewise.
11162 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
11164 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
11166 2001-07-30 Richard Henderson <rth@redhat.com>
11168 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
11169 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
11171 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11173 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
11174 Add missing doc strings
11175 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
11176 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
11178 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
11180 * i386.c (ix86_output_main_function_alignment_hack): New function.
11181 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
11183 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
11184 edges by EDGE_DFS_BACK flag.
11185 (dump_edge_info): Add dfs_back flag.
11186 * basic-block.h (EDGE_DFS_BACK): New constant.
11187 (mark_dfs_back_edges): Declare.
11188 * alias.c (loop_p): Remove.
11189 (mark_constant_function): Use mark_dfs_back_edges.
11191 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
11192 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
11193 (compensate_edge): Break out from ...
11194 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
11195 (convert_regs_2): Set block_done once block is really done;
11196 Do updating of the predecessors counts.
11198 * toplev.c (rest_of_compilation): Recompute block_for_insn
11199 before post-reload cfg_cleanup.
11200 * function.c (thread_prologue_epilogue_insns):
11201 Call set_block_for_new_insns when emitting prologue directly.
11203 2001-07-30 Andreas Jaeger <aj@suse.de>
11205 * jump.c: Add prototype for mark_modified_reg.
11207 * cse.c (set_live_p): Add unused attribute.
11209 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
11211 (scan_for_source_files): Use long for count to avoid overflow.
11212 (output_data): Likewise.
11213 (output_data): Don't use string concatatenation to silence gcc
11216 * predict.c: Fix typos and grammar.
11218 * gcse.c (insert_insn_end_bb): Remove unused variables.
11220 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
11222 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
11223 (attempt_auto_inc): LIkewise.
11224 (mark_used_reg): Likewise.
11225 (try_pre_increment_1): Likewise.
11226 * regclass.c (regclass): Likewise.
11227 * global.c (allocno_compare): Update comment; change scaling factor.
11228 * local-alloc.c (QTY_CMP_PRI): Likewise.
11229 * regs.h (REG_FREQ_FROM_BB): New.
11230 (REG_FREQ_MAX): Likewise.
11232 2001-07-30 H.J. Lu <hjl@gnu.org>
11234 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
11237 2001-07-30 H.J. Lu (hjl@gnu.org)
11239 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
11240 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11241 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
11243 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
11245 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
11246 as -mthumb-interwork when -mcpu=arm7 is specified.
11248 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
11250 * predict.def (noreturn, loop branch, loop exit): Mark as first
11253 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
11255 * combine.c (try_combine): Avoid barrier after noop jumps.
11257 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11259 * cpphash.h (struct cpp_reader): Remove import_warning.
11260 * cpplib.c (skip_rest_of_line): Don't bother turning off
11262 (parse_include): Move include handling to...
11263 (do_include_common): ... here. Move import warning from...
11264 (do_import): ... here.
11265 (do_pragma_poison): Don't do a callback for poison identifiers.
11266 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
11267 * cppmain.c (setup_callbacks): Similarly.
11269 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
11271 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
11272 handle multiple sets.
11273 * except.c (sjlj_mark_call_sites): .... here.
11274 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
11276 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
11278 Suggested by Richard Henderson and Richard Kenner:
11279 * combine.c (recog_for_combine): Use the fake recog
11280 only if instruction does not match.
11281 * rtl.h (NOOP_MOVE_INSN_CODE): New.
11282 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
11284 * combine.c (try_combine): Discover noop jump as direct jump.
11286 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
11288 * df.c (df_rd_global_compute): Add successors to worklist, not
11290 (df_ru_global_compute): Ditto.
11292 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
11294 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
11295 increment REG_N_SETS.
11297 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
11299 * sbitmap.h: New prototype for sbitmap_a_xor_b.
11301 * sbitmap.c (sbitmap_a_xor_b): New function.
11302 ifdef the basic block stuff on IN_GCC.
11304 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11306 * cppexp.c (parse_defined): Always record the macro name.
11307 (lex): Don't worry about identifiers, or special-case
11309 (_cpp_parse_expr): Figure out at the end of the routine
11310 whether we saw a valid !defined() expression.
11311 * cppfiles.c (stack_include_file): Update for mi_valid.
11312 (_cpp_pop_file_buffer): Similarly.
11313 * cpplex.c (_cpp_lex_token): Similarly.
11314 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
11315 mi_if_not_defined, mi_lexed): Remove.
11317 * cpplib.c (do_if): Simplify.
11318 (do_endif, push_conditional, _cpp_handle_directive): Update
11319 for renaming of mi_state to mi_valid.
11321 * cpp.texi: Add index entries for digraphs, and add comment
11322 that C++ refers to them as alternative tokens.
11324 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
11326 * basic-block.h (CLEANUP_PRE_LOOP): New.
11327 * except.c (finish_eh_generation): Update call of cleanup_cfg.
11328 * sibcall.c (optimize_sibling_calls): Likewise.
11329 * toplev.c (rest_of_compilation): Likewise.
11330 * flow.c (try_forward_edges): Take argument MODE;
11331 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
11332 (try_optimize_cfg): Update call of try_forward_edges.
11334 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11335 Jan Hubicka <jh@suse.cz>
11337 * (validate_replace_rtx_1): Fix simplification of MINUS.
11339 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
11341 PR preprocessor/3669
11342 * cppinit.c (init_dependency_output): Turn off dump requests
11343 if sending dependencies to stdout.
11345 2001-07-28 Richard Henderson <rth@redhat.com>
11347 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
11350 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
11352 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
11354 2001-07-28 Kazu Hirata <kazu@hxi.com>
11356 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
11357 is VAR_DECL first to prevent an ICE.
11359 2001-07-28 Richard Henderson <rth@redhat.com>
11361 * varasm.c (immed_real_const_1): Don't elide special cases for
11363 (clear_const_double_mem): Clear const_tiny_rtx too.
11365 2001-07-28 Richard Henderson <rth@redhat.com>
11367 * dwarf2out.c (dw_val_class_offset): New.
11368 (struct dw_ranges_struct, dw_ranges_ref): New.
11369 (ranges_table, ranges_table_allocated): New.
11370 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
11371 (add_AT_offset, add_ranges, output_ranges): New.
11372 (print_die, output_die): Handle dw_val_class_offset.
11373 (attr_checksum, size_of_die, value_format): Likewise.
11374 (gen_lexical_block_die): Handle non-contiguous blocks.
11375 (gen_block_die): Likewise.
11376 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
11377 if needed. Dump the ranges table.
11378 * final.c (final_start_function): Remove unnecessary notes and
11379 rebuild the block tree before numbering the blocks.
11380 * function.c (reorder_blocks_0): Walk the existing block tree
11381 to unmark all blocks.
11382 (reorder_blocks_1): Create block fragments when duplicate block
11384 (reorder_fix_fragments): New.
11385 (reorder_blocks): Call it.
11386 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
11388 2001-07-28 Richard Henderson <rth@redhat.com>
11390 * emit-rtl.c (adjust_address): Make a copy of the memory address.
11392 2001-07-28 Richard Henderson <rth@redhat.com>
11394 * flow.c (add_to_mem_set_list): New function.
11395 (init_propagate_block_info): Use it.
11396 (mark_set_1): Likewise.
11397 (insn_dead_p): Canonicalize memory address for dead store
11398 comparison. Allow wider mode stores to kill narrower mode stores.
11399 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
11400 (invalidate_mems_from_set): Don't handle MEMs.
11402 2001-07-28 Kazu Hirata <kazu@hxi.com>
11404 * config/h8300/h8300.h: Fix formatting.
11406 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11408 * basic-block.h (EDGE_FREQUENCY): New macro.
11409 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
11411 * flow.c (find_sub_basic_blocks): Likewise.
11412 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
11413 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
11415 * predict.c (DEF_PREDICTOR): New argument FLAGS.
11416 (HITRATE): New macro.
11417 (PRED_FLAG_FIRST_MATCH): New constant.
11418 (predictor_info): New field flgags.
11419 (combine_predictions_for_insn): Use DS theory to combine
11420 probabilities; set the edge probabilities when finished.
11421 (estimate_probability): Avoid duplicated matches
11422 of LOOP_BRANCH heuristics for nested loops; update comment.
11423 * predict.def: Add flags for each prediction, set probabilities
11424 according to B&L paper.
11425 * predict.h (DEF_PREDICTOR): New argument FLAGS.
11427 * profile.c (compute_branch_probabilities): Cleanup way the edge
11428 probabilities are computed and REG_BR_PROB notes are dropped; if
11429 values does not match, emit error.
11430 (init_branch_prob): Do error instead of warning when profile driven
11431 feedback is missing or corrupt.
11433 2001-07-27 DJ Delorie <dj@redhat.com>
11435 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
11436 against a constant, try to adjust the compare to have the desired
11437 constant in it so that min/max optimizations happen more often.
11439 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11441 * flow.c (last_loop_beg_note): New function.
11442 (redirect_edge_and_branch): Use it.
11443 (split_edge): Likewise.
11445 * alias.c (loop_p): Avoid uninitialized memory access.
11447 * flow.c (try_forward_edges): Avoid accessing freed memory.
11449 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
11452 2001-07-26 Andrew Haley <aph@redhat.com>
11453 Joern Rennecke <amylaar@redhat.com>
11455 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
11456 (SUBTARGET_CPP_ENDIAN_SPEC): New.
11457 (SUBTARGET_CPP_SPEC): New.
11458 (CPP_SPEC): Remove.
11459 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
11460 (SUBTARGET_CPP_PTR_SPEC): New.
11461 (CPP_DEFAULT_CPU_SPEC): New.
11462 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
11463 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11464 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
11465 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11466 (SUBTARGET_CPP_SPEC): Define as an empty string.
11468 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11470 * doc/install.texi (Configuration): Properly link the host
11471 specific instructions also when generating HTML.
11473 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
11475 * flow.c (redirect_edge_and_branch_force): Test
11476 target->global_live_at_start.
11478 2001-07-26 Richard Henderson <rth@redhat.com>
11480 * simplify-rtx.c (avoid_constant_pool_reference): Export.
11481 * rtl.h (avoid_constant_pool_reference): Declare it.
11482 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
11483 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
11485 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11487 * rtl.h (cleanup_barriers): Declare.
11488 * jump.c (cleanup_barriers): New function.
11489 * toplev.c (rest_of_compilation): Call cleanup_barriers
11490 before loop optimizer and after bb_reorder.
11492 * flow.c (back_edge_of_syntactic_loop_p): New.
11493 (split_edge): Use it.
11495 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11497 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
11499 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
11501 * cse.c (cse_process_notes): Replace any registers if the address
11504 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
11506 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
11507 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
11508 (propagate_block): Update prototype.
11509 * flow.c (update_life_info): Simplify the CFG and
11510 recalculate the global regs which are alive when
11511 removing dead code during a global update.
11512 (propagate_block): Return non-zero if an INSN is
11515 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11517 * Makefile.in (LIBICONV): Define.
11519 2001-07-26 Catherine Moore <clm@redhat.com>
11521 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
11522 of conditional to avoid tree checking errors.
11524 2001-07-26 Kazu Hirata <kazu@hxi.com>
11526 * regmove.c (regmove_optimize): Don't replace a reg with
11527 another reg of a different mode.
11529 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
11531 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
11532 limit length of dependency flush list.
11533 * params.h (MAX_PENDING_LIST_LENGTH): Define.
11534 * sched-int.h (struct deps): Add pending_flush_length field.
11535 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
11536 has 1 element in it.
11537 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
11538 (sched_analyze): After a jump, if the pending memory flush list is too
11539 large, flush the pending lists.
11540 (init_deps): Initialize pending_flush_length to 0.
11541 * doc/invoke.texi (max_pending_list_length): Document parameter.
11543 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
11545 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
11546 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
11547 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
11549 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11551 * cpphash.h (struct_lexer_state): Delete was_skipping.
11552 Move skipping here from struct cpp_reader.
11553 * cpplex.c (parse_identifier): Update.
11554 (_cpp_lex_token): Don't skip tokens in a directive.
11555 * cpplib.c (struct if_stack): Update.
11556 (start_directive, end_directive): Don't change skipping state.
11557 (_cpp_handle_directive): Update.
11558 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
11559 (do_else, do_endif): Update; only check for excess tokens if not
11560 in a skipped conditional block.
11561 (push_conditional): Update for new struct if_stack.
11563 2001-07-26 Graham Stott <grahams@redhat.com>
11565 * function.c (locate_and_pad_parm): Also pad initial offset
11566 so that the total argument size also includes the padding.
11568 2001-07-26 Graham Stott <grahams@redhat.com>
11570 * gensupport.c (alter_output_for_insn): Correct enable checking failure
11571 change XSTR to XTMPL.
11573 (process_one_cond_exec): Likewise
11575 2001-07-25 Richard Henderson <rth@redhat.com>
11577 * varasm.c (assemble_variable): Create DECL_RTL before setting
11580 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
11582 * predict.c (estimate_probability): Avoid duplicated predictions.
11584 * loop.c (find_and_verify_loops): Grok multiple barriers.
11586 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11588 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
11590 * dbxout.c: Consistently use putc instead of fputc.
11591 (print_wide_int): New function; call instead of direct fprintf.
11592 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
11593 (dbxout_type_fields, dbxout_type_method_1): Likewise.
11594 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
11595 (print_int_cst_octal): Likewise.
11596 (print_octal): Show we wrote characters.
11597 (dbxout_type): Set have_used_extensions in more places.
11599 2001-07-25 Catherine Moore <clm@redhat.com>
11601 * config/v850/v850.c (v850_va_arg): Use addr
11602 instead of valist to build incr.
11604 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
11606 * flow.c (delete_dead_jumptables): New function.
11607 (life_analyzis): Call it.
11608 * bb-reorder.c (skip_insns_after_block): Handle contradictory
11611 2001-07-25 Richard Henderson <rth@redhat.com>
11613 * except.c (reachable_handlers): Handle a region being removed
11614 out from under a RESX.
11616 2001-07-25 Richard Henderson <rth@redhat.com>
11618 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
11619 swap GE/GT if it is an fp comparison.
11621 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
11623 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
11626 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
11628 * ssa.c (rename_insn_1): Do not wrap an assignment to a
11629 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
11632 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
11633 throw an exception.
11634 (visit_expression): When attempting to simplify an expression,
11635 retrieve any modes for arguments before they are simplified
11638 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11639 Janis Johnson <janis@us.ibm.com>
11641 * stmt.c (expand_goto): A nonlocal goto can be a call too.
11642 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
11643 pointer parameters to match documented usage of nonlocal_goto.
11644 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
11645 parameters to their correct order.
11646 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
11647 parameters to their correct order.
11649 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11651 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
11653 2001-07-25 Jan Hubicka <jh@suse.cz>
11654 Richard Henderson <rth@redhat.com>
11656 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
11658 (make_edges): New argument update_p; populate the edge cache if set.
11659 (find_basic_blocks): Update make_edges invocation.
11661 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11663 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
11665 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11667 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
11668 -Acpu and -Amachine.h.
11669 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
11670 Corrected header to say ELF not a.out.
11671 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
11672 when given -msoft-float.
11674 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11676 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
11677 extra multilib parts like arm-elf.
11678 (i960-*-coff*, i960-*-rtems): Should not use collect2.
11679 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
11680 crtfini.o as extra multilib parts.
11682 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11684 * configure.in: Add rtems as a supported thread model.
11685 * gthr-rtems.h: Add missing entry point __gthread_active_p.
11686 * configure: Rebuilt.
11688 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
11690 * stor-layout.c (get_mode_alignment): make it work when
11691 BITS_PER_UNIT is not a power of two.
11692 * builtins.c (get_pointer_alignment): Likewise.
11694 2001-07-24 Richard Henderson <rth@redhat.com>
11696 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
11697 the retrieved constant into the expected mode.
11699 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11701 * flow.c (try_simplify_condjump): Avoid duplicated edges.
11702 (verify_flow_info): Check for duplicated edges; clarify
11705 * flow.c (block_label): Update basic_block_for_insn.
11706 (commit_edge_insertions): Call compute_bb_for_insn.
11708 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
11711 * flow.c (redirect_edge_and_branch,
11712 try_optimize_cfg): Use redirect_edge_succ_nodup
11713 (redirect_edge_succ_nodup): New.
11714 * basic_block.h (redirect_edge_succ_nodup): Declare.
11716 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
11719 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
11721 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
11722 (try_crossjump_to_edge): Update commetns.
11723 (try_crossjump_bb): Likewise.
11725 2001-07-24 Richard Henderson <rth@redhat.com>
11727 * combine.c (distribute_notes): Move set of need_refresh
11728 for noop_move_p down to catch all cases.
11730 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
11732 * recog.c (split_all_insns_noflow): New.
11733 * rtl.h (split_all_insns_noflow): Declare.
11734 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
11735 * m68hc11.c (m68hc11_reorg): Likewise.
11736 * sh.c (machine_dependent_reorg): Likewise.
11737 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
11740 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11742 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
11743 (ashlsi3_n splitter): Likewise.
11744 (lshrsi3_n splitter): Likewise.
11746 (GOTaddr2picreg): Make const SImode.
11747 (sym_label2reg): Likewise.
11748 (symGOT2reg): Likewise.
11749 (symGOTOFF2reg) Likewise.
11751 (casesi_worker_0): Make unspec SImode.
11753 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11755 * config/sh/sh.c (barrier_align): Check that an operand really is
11756 an insn before extracting its INSN_CODE.
11758 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
11760 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
11763 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
11764 for SImode to prevent overflow.
11766 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11768 * config/mips/irix6-libc-compat.c: New file.
11769 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
11770 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
11771 passing workaround.
11773 2001-07-24 lars brinkhoff <lars@nocrew.org>
11775 * rtl.texi (REG_POINTER): Document.
11776 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
11777 QFmode, HFmode, TQFmode, QCmode, and HCmode.
11779 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
11781 * flow.c (delete_noop_moves): Do not confuse libcall regions.
11783 2001-07-23 Richard Henderson <rth@redhat.com>
11785 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
11787 2001-07-23 Kazu Hirata <kazu@hxi.com>
11789 * config/h8300/h8300-protos.h: Add a prototype for
11790 general_operand_dst_push.
11791 * config/h8300/h8300.c (general_operand_dst_push): New.
11792 * config/h8300/h8300.h (OK_FOR_T): New.
11793 (EXTRA_CONSTRAINT): Use it.
11794 * config/h8300/h8300.md (movqi_push): Remove and integrate into
11795 the existing movqi pattern.
11796 (movhi_push): Likewise.
11798 * reload.c: Fix comment typos.
11800 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
11802 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
11804 2001-07-23 H.J. Lu (hjl@gnu.org)
11806 * doc/extend.texi: Update __builtin_return_address and
11807 __builtin_frame_address.
11809 2001-07-23 Richard Henderson <rth@redhat.com>
11811 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
11813 * config/i386/i386.md: New setcc+movzbl peephole2.
11815 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11817 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
11818 * objc/objc-act.c: Include debug.h.
11819 (synth_module_prologue): Save and restore debug hooks too.
11821 2001-07-23 lars brinkhoff <lars@nocrew.org>
11823 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
11824 and C4X_FLOAT_FORMAT.
11825 (BOOL_TYPE_SIZE): Document.
11827 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
11829 * unroll.c (loop_iterations): Fix miscalculation of initial
11832 2001-07-13 Andrew Haley <aph@redhat.com>
11834 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
11835 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
11836 * config/sh/sh.c (sh_can_redirect_branch): New function.
11837 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
11838 * reorg.c (steal_delay_list_from_target): Use
11839 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
11841 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
11843 * flow.c (try_simplify_condjump): Unlink insn chain on
11844 fallthru edge; use can_fallthru.
11846 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
11848 * basic-block.h (find_sub_basic_block): Declare.
11849 * flow.c (make_edges): New arguments MIN and MAX;
11850 (find_sub_basic_blocks): Revamp to use make_edges
11851 and purge_dead_edges.
11852 (find_basic_blocks): Update call of find_sub_basic_block.
11854 * recog.c (split_all_insns): Always expect CFG to be consistent;
11855 call find_sub_basic_blocks in case something has changed.
11856 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
11859 * basic-block.h (delete_noop_moves): Declare.
11860 * combine.c (combine_instructions): Call it.
11861 (recog_for_combine): Tolerate noop moves
11862 (distribute_notes): Force refresh when register dies at noop move.
11863 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
11865 (life_analysis): Update delete_noop_moves call.
11866 (set_noop_p): Move too ...
11867 * rtlanal.c (noop_move_p): ... here.
11868 * rtl.h (noop_move_p): Declare.
11870 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
11871 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
11873 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
11874 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
11876 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
11878 * reload.c (push_reload): Fix typo in comment.
11879 (find_reloads_address): Ditto.
11880 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
11882 2001-07-22 Richard Henderson <rth@redhat.com>
11884 * flow.c: Grammar check and clarify a lot of comments.
11885 (try_simplify_condjump): Rename variables to be clearer.
11886 (try_forward_edges): Skip complex and fallthru edges.
11887 Rearrange tests to avoid duplicate checks.
11888 (flow_find_cross_jump): Likewise.
11889 (outgoing_edges_match): Allow match if neither branch has
11890 probability data. Loosen probability match to 5%.
11891 (try_crossjump_to_edge): Hoist repeated indirection into
11893 (try_crossjump_bb): Don't check complex edges. Eliminate
11894 redundant crossjump tests.
11895 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
11896 checks before more expensive checks.
11898 2001-07-22 Richard Henderson <rth@redhat.com>
11900 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
11901 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
11904 2001-07-22 Richard Henderson <rth@redhat.com>
11906 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
11907 (const_sint32_operand): Likewise.
11908 * m68k.md (anon mulsi pattern): Use const_int_operand not
11909 const_sint32_operand.
11910 (umulsi3_highpart): Zero extend a constant input.
11911 (smulsi3_highpart): Don't bother checking SImode constant.
11912 (const_umulsi3_highpart): Give op3 DImode.
11913 (const_smulsi3_highpart): Likewise.
11915 2001-07-22 Richard Henderson <rth@redhat.com>
11917 * flow.c (split_block): Make sure bb_note is included in the
11918 new block when splitting before a label.
11920 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
11922 * basic-block.h (redirect_edge_and_branch_force,
11923 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
11924 * flow.c (redirect_edge_and_branch_force,
11925 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
11926 (redirect_edge_and_branch_force): Fix copying of lifeness information.
11927 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
11928 * ifcvt.c (dead_or_predictable): Take BB as an new destination
11929 instead of label; update CFG after transformation.
11930 (find_if_case_1): Update call, use redirect_edge_and_branch_force
11931 for finishing the transformation; handle even case where ELSE
11932 does not follow THEN.
11933 (find_if_case_2): Update call of dead_or_predictable; simplify
11936 * emit-rtl.c (split_branch_probability): New global variable.
11937 (try_split): Take care to set split_branch_probability and
11938 create REG_BR_PROB note for new jump insns.
11939 * md.texi (define_split): Document new feature.
11941 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
11943 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11945 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
11946 (asm_out_file): Remove redundant declaration.
11947 (assemble_asm): Remove old #if 0 block.
11948 (assemble_variable): Remove end of function; debug output is
11949 now handled with global_decl. Remove old #if 0 block. Update.
11950 Remove saved_in_section and associated no-op code.
11951 * Makefile.in (varasm.o): Correct dependencies.
11953 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
11955 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11956 the definition in defaults.h.
11958 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
11960 * jump.c: Update comments.
11961 (delete_barrier_successors, delete_unreferenced_labels,
11962 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
11963 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
11964 jump_optimize, jump_optimize_minimal): Kill.
11965 (rebuild_jump_labels): Move code from jump_optimize_1.
11966 (purge_line_number_notes): Likewise.
11967 (copy_loop_headers): Likewise.
11968 * reg-stack.c: Update comment.
11969 * stmt.c: Likewise.
11970 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
11971 JUMP_AFTER_REGSCAN): Kill.
11972 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
11973 purge_line_number_notes and copy_loop_headers.
11975 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11976 Richard Henderson <rth@redhat.com>
11978 * dbxout.c (dbxout_global_decl): New.
11979 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11980 * sdbout.c (sdbout_finish): New.
11981 (sdbout_debug_hooks): Use it, add comments.
11982 (sdbout_global_decl): Defer initialised public vars to
11984 * varasm.c (assemble_variable): Don't output debug information
11985 for file-scope variables.
11987 2001-07-22 Richard Henderson <rth@redhat.com>
11989 * config/alpha/alpha.c (get_trap_mode_suffix): New.
11990 (get_round_mode_suffix): New.
11991 (print_operand): Use them for [/]. Remove support for [&'`()+].
11992 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
11993 * config/alpha/alpha.md (attr round_suffix): New.
11994 (attr trap_suffix): New.
11995 (all insns): Set them appropriately. Use %/ instead of the
11996 myriad punctuators.
11998 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12000 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
12002 2001-07-22 Richard Henderson <rth@redhat.com>
12004 * regrename.c (regrename_optimize): Compute nregs for each
12005 potential target register.
12007 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
12008 Richard Henderson <rth@redhat.com>
12010 * dbxout.c (dbxout_global_decl): New.
12011 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12012 * sdbout.c (sdbout_finish): New.
12013 (sdbout_debug_hooks): Use it, add comments.
12014 (sdbout_global_decl): Defer initialised public vars to
12016 * varasm.c (assemble_variable): Don't output debug information
12017 for file-scope variables.
12019 2001-07-21 H.J. Lu (hjl@gnu.org)
12021 * config/mips/mips.c (mips_cpu): Moved into ...
12022 (override_options): Here.
12024 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
12026 (mips_cpu): Removed.
12028 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12030 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
12031 ("iorqi3"): Likewise.
12032 ("xorqi3"): Likewise.
12033 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
12034 ("*subhi3_sp): Likewise.
12035 ("*subhi3"): Likewise.
12036 ("extendhisi2"): Accept D, X and Y as source operand to avoid
12039 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
12041 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
12042 * config/freebsd.h: Likewise.
12043 * config/linux.h: Likewise.
12044 * config/openbsd.h: Likewise.
12045 * config/alpha/linux-elf.h: Likewise.
12046 * config/arm/linux-elf.h: Likewise.
12047 * config/d30v/d30v.h: Likewise.
12048 * config/fr30/fr30.h: Likewise.
12049 * config/ia64/aix.h: Likewise.
12050 * config/ia64/ia64.h: Likewise.
12051 * config/mips/linux.h: Likewise.
12052 * config/pj/pj.h: Likewise.
12053 * config/rs6000/linux.h: Likewise.
12054 * config/sparc/linux.h: Likewise.
12055 * config/sparc/linux64.h: Likewise.
12057 2001-07-20 Bruce Korb <bkorb@gnu.org>
12059 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
12060 because getc() and char* may disagree on signedness.
12062 2001-07-20 Richard Henderson <rth@redhat.com>
12064 * doc/rtl.texi (REG_DEAD): Update for current semantics.
12066 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
12067 insns to delete in the presence of cc0 in a jump insn.
12069 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
12070 Jan Hubicka <jh@suse.cz>
12072 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
12073 of doing the change by hand.
12075 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
12077 * rtlanal.c (set_noop_p): Return true for noop jumps.
12079 * expr.c (emit_single_push_insn): Add call to push expander.
12080 * expr.h (optab_index): Add OTI_push
12081 (push_optab): New constant.
12082 * genopinit.c (optabs): Add push_optab.
12083 * optabs.c (init_optab): Init push optab.
12084 * md.texi (push??1): Document
12086 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12088 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
12089 expand to emit the pattern; put a REG_INC note for push/pop
12091 ("movdf", "movdf_internal"): Likewise.
12092 ("movsi", "movsi_internal"): Likewise.
12093 ("movsf", "movsf_internal"): Likewise.
12094 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
12096 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12098 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
12101 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
12103 * params.def: Change default max inline insns to 100.
12105 2001-07-20 Diego Novillo <dnovillo@redhat.com>
12107 * combine.c (combine_simplify_rtx): Generate a new shift operation
12108 when simplifying the first operand of a (neg (ashift)) expression.
12110 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12112 * regclass.c (N_REG_INTS): Use only 32 bits per element.
12114 2001-07-20 Kelley Cook <kelley.cook@home.com>
12116 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
12117 information. Move rest into ...
12118 (*-*-solaris): ... here. Eliminate redundant information and
12119 reword necessary packages section. Delete 4.x assembler bug info.
12120 (sparc-sun-*): Merge into ...
12121 (sparc-sun-sunos*): here.
12123 2001-07-20 Catherine Moore <clm@redhat.com>
12125 * config/v850/v850.md (casesi): Generate LABEL_REF
12128 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
12130 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
12131 * i386.c (ix86_zero_extend_to_Pmode): Make global.
12132 * i386.md (strclrsi expander): Use it.
12134 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12136 * integrate.c (copy_insn_list): handle
12137 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
12138 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
12139 identically as to CODE_LABEL.
12141 * fold-const (fold): Convert A/B/C to A/(B*C) and
12144 * except.c (connect_post_landing_pads): Delete the RESX insns.
12146 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
12148 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
12150 * config/mips/mips.md (nmadd/nmsub): Use macro.
12152 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
12154 * cppinit.c (remove_dup_dir): Make static.
12155 (remove_dup_dirs): Make static. Only warn about preempting a
12156 system directory with a non-system directory.
12158 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12160 * ifcvt.c (noce_try_store_flag_constants): Correct order
12161 of parameters to trunc_int_for_mode.
12163 2001-07-19 Mark Mitchell <mark@codesourcery.com>
12165 * reorg.c (fill_simple_delay_slots): If an instruction might throw
12166 an exception that will be caught within this function, do not fill
12167 its delay slot with any subsequent instruction.
12169 2001-07-19 Steve Ellcey <sje@cup.hp.com>
12171 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
12172 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
12173 pointer extension instruction.
12174 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
12175 * simplify-rtx.c (simplify_unary_operation) Likewise.
12176 * explow.c (convert_memory_address) Check value of
12177 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
12179 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
12180 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
12181 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
12182 Add Multilib Support.
12183 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
12184 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
12185 Add Multilib Support.
12186 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
12188 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
12189 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
12190 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
12192 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
12194 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
12195 old and new operands in `<', `3' and `b'.
12197 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12199 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
12200 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
12201 (toplev.o): Don't depend on xcoffout.h.
12202 * c-decl.c: Include debug.h
12203 (duplicate_decls): Use debug hook.
12204 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
12205 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12206 (dbxout_types): Remove.
12207 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
12208 * debug.c (do_nothing_debug_hooks): Update.
12209 (debug_true_tree, debug_nothing_rtx): New.
12210 * debug.h (struct rtx_def): New.
12211 (struct gcc_debug_hooks): New hooks ignore_block,
12212 outlining_inline_function and label.
12213 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
12214 dwarf2out_frame_finish): New.
12215 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
12216 Make static, update prototype.
12217 (dwarf2_debug_hooks): Update.
12218 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
12219 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
12220 * dwarfout.c (dwarf_debug_hooks): Update.
12221 * emit-rtl.c: Include debug.h.
12222 (remove_unnecessary_notes): Use debug hook.
12223 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
12224 (final_scan_insn): Use debug hook.
12225 * integrate.c (output_inline_function): Use debug hook.
12226 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
12227 (sdb_debug_hooks): Update.
12228 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
12229 * toplev.c: Don't include xcoffout.h.
12230 (note_outlining_of_inline_function, debug_ignore_block): Remove.
12231 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
12233 * tree.h (dwarf2out_do_frame): Remove.
12235 2001-07-19 Catherine Moore <clm@cygnus.com>
12237 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
12239 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12241 * reload1.c (eliminate_regs_in_insn): When updating a set
12242 to the frame pointer to the hardware frame pointer, perform
12243 the update always not just when REPLACE is set.
12245 * reload1.c (choose_reload_regs): Don't inherit a reload
12246 that crosses multiple registers if registers past the first
12247 don't fit in the desired class.
12249 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
12250 when negating constants.
12252 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
12254 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
12255 * doc/tree.texi: Ditto.
12257 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
12258 Jakub Jelinek <jakub@redhat.com>
12260 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
12261 (extract_cie_info): Handle "eh" augmentation properly,
12263 (struct frame_state, __frame_state_for): New.
12265 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12267 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
12268 HANDLE_SYSV_PRAGMA): Define.
12269 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
12271 (copy_object): Caller changed.
12273 2001-07-19 Andreas Schwab <schwab@suse.de>
12275 * configure.in (assembler dwarf2 debug_line support): Define nop
12277 * configure: Regenerated.
12279 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12281 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
12283 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
12284 to conditionally compiled block.
12285 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12286 * dbxout.h (dbxout_function): Remove.
12287 * debug.c (do_nothing_debug_hooks): Update.
12288 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
12289 global_decl, deferred_inline_function.
12290 * dwarf2out.c (dwarf2_debug_hooks): Update.
12291 (dwarf2out_global_decl): New.
12292 * dwarfout.c: Don't include dwarfout.h.
12293 (dwarfout_global_decl, dwarfout_function_decl,
12294 dwarfout_deferred_inline_function): New.
12295 (dwarf_debug_hooks): Update.
12296 * dwarfout.h: Remove.
12297 * final.c: Don't include dwarfout.h.
12298 * sdbout.c (sdbout_global_decl): New.
12299 (sdbout_debug_hooks): Update.
12300 * toplev.c: Don't include dwarfout.h.
12301 (check_global_declarations, rest_of_compilation): Use new debug hooks.
12302 (note_deferral_of_defined_inline_function): Remove.
12303 * toplev.h (note_deferral_of_defined_inline_function): Remove.
12304 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
12305 * ch/lex.c: Don't include dwarfout.h.
12306 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
12307 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
12308 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
12309 * cp/optimize.c: Include debug.h.
12310 (maybe_clone_body): Use debug hook.
12311 * cp/semantics.c: Include debug.h.
12312 (expand_body): Use debug hook.
12313 * po/POTFILES.in: Remove dwarfout.h.
12315 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12317 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
12318 * c-parse.in (yyerror, _yylex): Similarly.
12319 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
12320 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
12322 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
12323 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
12325 2001-07-18 Jeff Sturm <jsturm@one-point.com>
12327 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
12328 in-class declaration at -g1. Fixes c++/2814.
12330 2001-07-18 Richard Henderson <rth@redhat.com>
12332 * doc/md.texi (reload_in/out): Document restrictions in predicates
12333 and constraints for these patterns. Document empty string matching
12336 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12338 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
12340 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12342 * cse.c: Undo my previous patch.
12344 2001-07-18 Tom Tromey <tromey@redhat.com>
12347 * configure: Rebuilt.
12348 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
12350 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
12352 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
12353 Jan Hubicka <jh@suse.cz>
12355 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
12356 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
12357 * jump.c (mark_jump_label): Do not forward branches.
12359 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
12361 * cse.c (delete_trivially_dead_insns): Delete the libcall block
12362 when return value is unused.
12364 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12366 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
12368 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
12370 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
12371 on error. We can't blindly return the result of
12372 pthread_mutex_trylock because it returns a positive number on
12373 error, while we must return -1 on error.
12374 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
12376 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
12378 2001-07-18 Andreas Jaeger <aj@suse.de>
12380 * integrate.c (output_inline_function): Correct type of debug_hooks.
12382 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
12384 * combine.c (combine_simplify_rtx): DIV can be treated
12385 associatively for floats if unsafe math optimisations are enabled.
12387 2001-07-17 Richard Henderson <rth@redhat.com>
12389 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
12391 2001-07-17 Richard Henderson <rth@redhat.com>
12393 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
12394 don't force the function address into a register.
12395 (expand_call, emit_library_call_value_1): Update callers.
12396 * builtins.c (expand_builtin_apply): Likewise.
12397 * expr.h (prepare_call_address): Update decl.
12399 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
12401 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
12403 * config/i386/chorus.h: Move up.
12404 * config/sparc/chorus.h: Likewise.
12405 * config/rs6000/chorus.h: Likewise.
12406 * config/chorus.h: Moved here.
12408 2001-07-17 Andreas Schwab <schwab@suse.de>
12410 * configure.in (assembler eh_frame optimization): Handle big
12412 * configure: Regenerated.
12414 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
12416 * expr.c (epxand_expr): Convert divisions into multiplications by
12417 reciprocals if -ffast-math.
12419 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
12421 * dbxout.c (dbxout_really_begin_function): Rename to
12422 dbxout_begin_function.
12423 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12424 (dbxout_begin_function): Remove.
12425 (dbxout_function): Update.
12426 (dbxout_source_line): Update prototype.
12427 * dbxout.h (dbxout_begin_function): Remove.
12428 * debug.c (do_nothing_debug_hooks): Update.
12429 (debug_nothing_tree): Update.
12430 (debug_nothing_charstar_rtx): Remove.
12431 * debug.h (union tree_node): Declare.
12432 (struct rtx_def): Remove.
12433 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
12434 begin_function. Change source_line prototype.
12435 (debug_nothing_tree): New.
12436 (debug_nothing_charstar_rtx): Delete.
12437 (dwarf2out_begin_prologue): Moved from ...
12438 * tree.h: ... here.
12439 * dwarf2out.c (dwarf2_debug_hooks): Update.
12440 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
12441 debug info, call dwarf2out_source_line.
12442 (dwarf2out_souce_line): Update prototype.
12443 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
12444 Change prototype, make static.
12445 (dwarfout_source_line): Update prototype.
12446 (dwarf_debug_hooks): Update.
12447 * dwarfout.h (dwarfout_begin_function): Remove.
12448 * final.c (final_start_function, final_scan_insn): Use appropriate
12449 debug hooks, update to use notice_source_line.
12450 (output_source_line): Rename notice_source_line. Don't call the
12451 source_line debug hook.
12452 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
12453 make static, update prototype.
12454 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
12456 (sdbout_end_prologue): New.
12457 (sdbout_source_line): Update prototype.
12458 (sdbout_debug_hooks): Update.
12459 (sdbout_symbol): Remove unused var.
12460 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
12462 * varasm.c: Include debug.h.
12463 (assemble_start_function): Use begin_function debug_hook.
12464 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12465 update with prototype.
12466 (xcoffout_source_line): Update prototype.
12467 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12469 (xcoffout_source_line): Update prototype.
12471 2001-07-17 Richard Henderson <rth@redhat.com>
12473 * c-typeck.c (build_binary_op): Do not shorten unsigned
12474 right shift after sign extension.
12476 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
12478 * combine.c (combine_simplify_rtx): Attempt to simplify
12479 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
12481 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
12482 (simplify_binary_operation, simplify_unary_operation,
12483 simplify_relational_operation): Use it.
12485 * combine.c (combine_simplify_rtx): Don't do associative law
12486 on divisions; allow associative law on floats.
12488 2001-07-17 H.J. Lu <hjl@gnu.org>
12489 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12491 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
12492 ASM_OUTPUT_WEAK_ALIAS are defined.
12493 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
12494 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
12496 * config/mips/iris5.h: ... here.
12497 (HANDLE_SYSV_PRAGMA): Defined as 1.
12498 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
12499 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
12502 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
12504 * c-parse.in (all_prefix_attributes): New variable.
12505 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
12506 (maybe_resetattrs): New production.
12507 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
12508 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
12509 notype_initdcl, nested_function, notype_nested_function,
12510 component_decl, components, components_notype,
12511 component_declarator, component_notype_declarator,
12512 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
12513 ivars, mydecl, myparm): Update. Avoid prefix attributes just
12514 after a comma being applied to more than one declarator.
12515 * doc/extend.texi (Attribute Syntax): Update. Remove
12516 documentation of bugs that are no longer present.
12518 2001-07-13 Eric Christopher <echristo@redhat.com>
12520 * config/mips/mips.h: Change TUNE_MIPS* options to use
12522 (EXTRA_SPECS): Add cc1_cpu_spec.
12523 * config/mips/mips.md (muldf3): Fix typo.
12525 2001-07-16 Richard Henderson <rth@redhat.com>
12527 * config/m68k/m68k.c: Include expr.h and reload.h.
12528 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
12529 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
12531 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12532 Richard Henderson <rth@redhat.com>
12534 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
12535 (insn_live_p): Fix fall off end of function.
12536 (dead_libcall_p): Remove COUNTS argument; update callers.
12537 (delete_trivially_dead_insns): Remove unused variables.
12539 2001-07-17 Andreas Jaeger <aj@suse.de>
12541 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
12542 x86-64 pic support.
12544 * lcm.c (optimize_mode_switching): Avoid warning for unused
12545 variable if !NORMAL_MODE.
12547 * flow.c (try_crossjump_to_edge): Remove unused variable.
12549 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12551 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
12552 atexit declaration in stdlib.h.
12554 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
12556 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
12558 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12560 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
12561 * except.c (finish_eh_generation): Update call of cleanup_cfg;
12562 do rebuild_jump_labels instead of jump_optimize
12563 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
12564 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
12565 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
12567 * flow.c: Include timevar.h
12568 (find_basic_block): Push/pop timevar;
12569 (cleanup_cfg): Likewise.
12570 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
12571 * Makefile: Add dependencies on timevar.h
12573 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
12574 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
12576 * rtl.h (delete_trivially_dead_insns): Add new parameter.
12577 * toplev.c (rest_of_compilation): Update calls.
12578 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
12579 (delete_trivially_dead_insns): ... here; accept new argument
12580 preserve_basic_blocks; preserve basic blocks if set.
12582 * reg-stack.c (stack_regs_mentioned): Return 0 if
12583 stack_regs_mentioned_data is not initialized.
12584 (reg_to_stack): Make stack_regs_mentioned survive after the
12585 reg-stack is completted; do not call cleanup_cfg.
12586 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
12587 make cleanup_cfg after bb-reorder to output to debug file.
12589 2001-07-16 Richard Henderson <rth@redhat.com>
12591 * regclass.c (init_reg_sets): Use only 32 bits per initializer
12592 from int_reg_class_contents.
12594 2001-07-16 Richard Henderson <rth@redhat.com>
12596 * hard-reg-set.h (regs_invalidated_by_call): Declare.
12597 * regclass.c (regs_invalidated_by_call): Move from cse.c.
12598 (init_reg_sets_1): Move initialization from cse_main.
12599 * cse.c (regs_invalidated_by_call): Move to regclass.c.
12600 (cse_main): Move its initialization also.
12601 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
12602 * flow.c (propagate_one_insn): Likewise.
12603 * gcse.c (compute_hash_table): Likewise.
12604 (compute_kill_rd, compute_store_table): Likewise.
12605 * sched-deps.c (sched_analyze_1): Likewise.
12607 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
12609 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
12612 2001-07-16 Steve Ellcey <sje@cup.hp.com>
12614 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
12615 in if statement so we don't access undefined memory.
12617 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12619 * gcse.c: Update comment at top.
12620 Update comment on mem handling.
12621 mem_last_set, mem_first_set, mem_set_in_block: gone.
12622 Declaration of reg_set_info: gone.
12623 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
12624 pointless with load_killed_in_block_p (they are *more*
12625 conservative then it, not less, and less accurate).
12626 (oprs_not_set_p): Ditto.
12627 (alloc_gcse_mem): Don't allocate mem_set_in_block
12628 (free_gcse_mem): Don't free it, either.
12629 (record_last_mem_set_info): Update comment in front, remove
12630 mem_*set_* stuff. Note the reason we don't handle stores directly
12632 (compute_hash_table): Update comments to reflect reality. Remove
12633 mem_*set_* references.
12634 (reset_opr_set_tables): Remove mem_*set_* references.
12635 (mark_call): Ditto.
12636 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
12637 (mark_clobber): Ditto (on both parts, we double set here too).
12638 (expr_killed_p): Remove mem_set_in_block test.
12639 (compute_transp): Remove mem_set_in_block test.
12641 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
12642 of edge, and removal of phi alternative to dump file.
12643 (ssa_ccp_substitute_constants): Add note about register now being
12644 constant, and which uses were replaced in what insns to dump file.
12646 2001-07-16 Andreas Jaeger <aj@suse.de>
12648 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
12649 variables of type HOST_WIDEST_INT.
12651 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
12652 (__bb_exit_func): Correct type of count_max to avoid overflow.
12653 (num_digits): Handle long long argument.
12655 * combine.c (gen_lowpart_for_combine): Remove unused variable.
12657 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12659 * output.h (sdb_begin_function_line): Restore as an extern
12661 * sdbout.c (sdb_begin_function_line): Make extern.
12663 2001-07-15 Richard Henderson <rth@redhat.com>
12665 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
12666 * genrecog.c (maybe_both_true_mode): New.
12667 (maybe_both_true_2): Use it.
12668 (write_switch): Don't put Pmode in a switch.
12669 * rtl.c (mode arrays): Don't explicitly size them.
12671 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12673 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
12674 handling; move unconditional splitting before mode switching.
12676 * i386.md (type): Add fistp type.
12677 (i387, length_attr, scheduling definitions): Handle this type.
12678 (fix_trunc?f?i2): Revamp to use mode switching.
12679 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
12680 * i386.h (fp_cw_mode): New enum
12681 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
12682 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
12684 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12686 * Makefile.in (integrate.o): Add debug.h.
12687 * integrate.c (debug.h): Add.
12688 (output_inline_function): Save, reset, and restore debug_hooks.
12690 2001-07-15 Richard Henderson <rth@redhat.com>
12692 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
12693 instead of COMPARE for the EQUIV expression.
12695 2001-07-15 Richard Henderson <rth@redhat.com>
12697 * flow.c (redirect_edge_and_branch_force): Initialize
12698 global_live_at_start and global_live_at_end.
12699 (allocate_bb_life_data): Export.
12700 * basic-block.h (allocate_bb_life_data): Declare.
12701 * toplev.c (rest_of_compilation): Call it.
12703 2001-07-15 Richard Henderson <rth@redhat.com>
12705 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
12706 (alpha_tablejump_best_label): New.
12707 * config/alpha/alpha-protos.h: Declare them.
12708 * config/alpha/alpha.md: Use braced strings for code blocks.
12709 (tablejump_osf): Break out add with r29.
12710 (tablejump_osf_internal): Remove.
12711 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
12712 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
12714 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
12716 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
12719 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
12721 * i386-protos.h (ix86_split_fp_branch): Update prototype.
12722 (ix86_fp_jump_nontrivial_p): New.
12723 * i386.md (fp_jcc_?): Update call of split_fp_branch;
12724 use ix86_fp_jump_nontrivial_p.
12725 * i386.c (ix86_fp_jump_nontrivial_p): New.
12726 (ix86_split_fp_branch): Accept code instead of rtx.
12727 (ix86_expand_compare): Expand comparison early in case
12728 doing so is resonably cheap.
12730 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
12732 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
12734 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
12735 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
12737 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
12739 * dbxout.c (dbxout_source_line): Make static, update prototype.
12740 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
12741 (dbxout_init, dbxout_finish, dbxout_source_line,
12742 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
12743 * dbxout.h (dbxout_source_line): Delete.
12744 * debug.c (debug_nothing_file, debug_nothing_file_int,
12745 debug_nothing_file_charstar_rtx): New.
12746 (do_nothing_debug_hooks): Update.
12747 (debug_nothing_void, debug_nothing_charstar_rtx,
12748 dwarf2out_end_epilogue): New.
12749 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12750 * debug.h (struct rtx_def): Declare.
12751 (gcc_debug_hooks): New hooks source_line, end_epilogue
12753 (debug_nothing_void, debug_nothing_charstar_rtx,
12754 dwarf2out_end_epilogue): New.
12755 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12756 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
12757 (dwarf2_debug_hooks): Update.
12758 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
12759 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
12760 * dwarf2out.h (dwarf2out_source_line): Remove.
12761 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
12762 Make static, update prototype.
12763 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
12764 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
12765 (dwarf_debug_hooks): Update.
12766 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
12767 dwarfout_end_function): Remove.
12768 * final.c (profile_function): Use debug hooks for ending functions
12770 (output_source_line, final_end_function): Update prototype,
12772 (final_start_function, final_scan_insn): Update.
12773 * output.h (sdb_begin_function_line): Remove.
12774 (final_end_function): Update prototype.
12775 * sdbout.c (sdb_begin_function_line): Make static.
12776 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
12777 (sdbout_source_line): New.
12778 (sdbout_end_epilogue, sdbout_end_function): Make static, update
12780 (sdb_debug_hooks): Update.
12781 (sdbout_init, sdbout_source_line,
12782 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
12783 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
12784 * toplev.c (compile_file, rest_of_compilation): Update.
12785 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
12786 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
12787 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
12788 Update for prototype changes.
12789 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
12790 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
12792 2001-07-15 Richard Henderson <rth@redhat.com>
12794 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
12795 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
12796 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
12797 * config/alpha/alpha.c: Likewise.
12798 * config/alpha/alpha.md: Likewise.
12799 * config/alpha/alpha32.h: Likewise.
12800 * config/alpha/vms.h: Likewise.
12801 (OPEN_VMS): Remove.
12803 2001-07-14 Richard Henderson <rth@redhat.com>
12805 * config/alpha/alpha.md: Use define_constants for unspec values.
12806 Substitute throughout.
12808 2001-07-14 Tim Josling <tej@melbpc.org.au>
12810 * tree.def (EXPON_EXPR) remove. Never supported anyway.
12812 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
12814 * pa.md: Remove unused constraints from define_split's.
12816 2001-04-14 Richard Henderson <rth@redhat.com>
12818 * ifcvt.c (find_cond_trap): Test for exit block.
12820 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
12822 Re-install recently reverted patch.
12823 * emit-rtl.c (try_split): Update mark_jump_label call.
12824 * flow.c (find_sub_basic_blocks): Likewise.
12825 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12826 jump_back_p): Kill.
12827 (mark_all_labels): Kill second parameter.
12828 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12829 (rebuild_jump_labels, jump_optimize_minimal): Update call
12830 of jump_optimize_1.
12831 (jump_optimize_1): Kill crossjumping code.
12832 (mark_jump_label): Kill cross_jump parameter.
12833 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12834 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12835 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12837 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12839 (dump_file_info): Likewise.
12840 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12841 reorganize passes to do reg-stack first, bb-reorder second.
12842 * invoke.texi (-d letters doc): Remove the jump2 pass.
12844 2001-07-14 Richard Henderson <rth@redhat.com>
12846 * ifcvt.c (find_cond_trap): New.
12847 (find_if_header): Call it.
12848 (merge_if_block): Relax existing jump sanity check.
12849 * jump.c (jump_optimize_1): Remove conditional trap handling.
12851 2001-07-14 Alan Modra <amodra@bigpond.net.au>
12853 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
12855 (insn_refs_are_delayed): Correct comment.
12856 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
12857 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
12858 instead of r31. Make associated insn !TARGET_64BIT, and
12859 provide an additional 64-bit insn that clobbers r2.
12860 (divsi3): Likewise.
12861 (udivsi3): Likewise.
12862 (modsi3): Likewise.
12863 (umodsi3): Likewise.
12865 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
12867 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
12869 * flow.c (redirect_edge_and_branch_force, split_edge,
12870 try_crossjump_to_edge): Use set_block_for_new_insns.
12871 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
12873 2001-07-13 H.J. Lu (hjl@gnu.org)
12875 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
12878 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12880 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
12882 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
12884 * c-common.c (decl_attributes): Take a pointer to the node to
12885 which attributes are to be attached, and a flags argument.
12886 * c-common.h (enum attribute_flags): New.
12887 (decl_attributes): Update prototype.
12888 * c-decl.c (start_decl, push_parm_decl, finish_struct,
12889 finish_enum, start_function): Update calls to decl_attributes.
12890 * c-parse.in (component_declarator, component_notype_declarator,
12891 label): Update calls to decl_attributes.
12893 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
12895 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
12896 * config/avr/avr.c (legitimate_address_p): Return value changed
12897 from letter to register classes. For better debugging.
12899 2001-07-13 Kazu Hirata <kazu@hxi.com>
12901 * jump.c (reversed_comparison_code_parts): Fix comment typos.
12903 2001-07-13 H.J. Lu (hjl@gnu.org)
12905 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
12907 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
12909 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
12910 correctly for shared configurations.
12911 * config/t-libgcc-pic: New.
12912 * config/{i386,m68k,sparc}/t-openbsd: New.
12913 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
12914 Support -shared. Support debugging libraries with -g.
12915 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
12916 frame information does not emit pointer diffs.
12917 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
12918 emit pointer diffs.
12920 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12922 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
12924 2001-07-13 David Edelsohn <edelsohn@gnu.org>
12926 * combine.c (try_combine): Ensure const_int pow2 is positive.
12928 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
12930 * config.gcc: Add configuration for s/390.
12931 * config/s390/s390.c: New. Subroutines for code generation.
12932 * config/s390/s390.h: New. Definitions for s/390.
12933 * config/s390/s390-protos.h: New. Prototypes.
12934 * config/s390/linux.h: New. Definitions for linux for s/390.
12935 * config/s390/linux64.h: New. Definitions for linux for zSeries.
12936 * config/s390/t-linux: New. Makefile fragment.
12937 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
12938 * config/s390/fixdfdi.h: New. Fix L_fix*di.
12940 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
12942 * emit-rtl.c (try_split): Update mark_jump_label call.
12943 * flow.c (find_sub_basic_blocks): Likewise.
12944 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12945 jump_back_p): Kill.
12946 (mark_all_labels): Kill second parameter.
12947 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12948 (rebuild_jump_labels, jump_optimize_minimal): Update call
12949 of jump_optimize_1.
12950 (jump_optimize_1): Kill crossjumping code.
12951 (mark_jump_label): Kill cross_jump parameter.
12952 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12953 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12954 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12956 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12958 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12959 reorganize passes to do reg-stack first, bb-reorder second.
12960 * invoke.texi (-d letters doc): Remove the jump2 pass.
12962 2001-07-12 Steve Ellcey <sje@cup.hp.com>
12964 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
12966 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12968 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
12970 (verify_flow_info): Make diagnostics prettier.
12972 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
12974 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
12976 * flow.c (outgoing_edges_match): Return early if condition reversal
12979 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
12981 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
12982 (mips_move_2words): When splitting a move into two instructions,
12983 prefix the second address operand with '%D'.
12985 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
12987 * Makefile.in (final.o): Depend on debug.h.
12988 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
12989 (dbx_debug_hooks): Add new hooks.
12990 (xcoff_debug_hooks): New.
12991 * debug.c (debug_nothing_file_int_int): New.
12992 (do_nothing_debug_hooks): Update.
12993 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
12994 (debug_nothing_file_int_int): New.
12995 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
12996 static, update prototype.
12997 (dwarf2_debug_hooks): Update.
12998 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
12999 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
13000 static, update prototype.
13001 (dwarf_debug_hooks): Update.
13002 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
13003 * final.c: Include debug.h.
13004 (final_scan_insn): Use debug hooks when beginning and ending blocks.
13005 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
13006 static, update prototype.
13007 (sdb_debug_hooks): Update.
13008 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
13009 * toplev.c: Distinguish between xcoff and dbx.
13011 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
13012 Call all debug hooks, not just dwarf ones.
13014 2001-07-11 Timothy Wall <twall@redhat.com>
13016 * config.gcc: Add configuration for AIX5/IA64.
13017 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
13018 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
13019 support prefix/suffix code.
13020 * config/ia64/t-aix: New. Makefile fragment.
13021 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
13023 2001-07-11 Kazu Hirata <kazu@hxi.com>
13025 * recog.c (validate_change): Fix a comment typo.
13027 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
13029 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
13030 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
13032 * dbxout.c (dbx_debug_hooks): Add new hooks.
13033 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
13035 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
13037 * dbxout.h (dbxout_start_new_source_file,
13038 dbxout_resume_previous_source_file): Delete.
13039 * debug.c (do_nothing_debug_hooks): Add new hooks.
13040 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13041 (debug_nothing_int_charstar, debug_nothing_int): New.
13042 * debug.h (gcc_debug_hooks): New hooks define, undef,
13043 start_source_file and end_source_file.
13044 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13045 (debug_nothing_int_charstar, debug_nothing_int): New.
13046 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
13047 the conditionally compiled section.
13048 (dwarf2out_start_source_file, dwarf2out_end_source_file,
13049 dwarf2out_define, dwarf2out_undef): Make static.
13050 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
13051 dwarf2out_define, dwarf2out_undef): Remove.
13052 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
13053 (dwarfout_start_source_file, dwarfout_end_source_file,
13054 dwarfout_define, dwarfout_undef): Make static.
13055 (dwarfout_start_source_file_check,
13056 dwarfout_end_source_file_check): New.
13057 (dwarfout_define, dwarfout_finish): Update.
13058 * dwarfout.h (dwarfout_start_new_source_file,
13059 dwarfout_resume_previous_source_file, dwarfout_define,
13060 dwarfout_undef): Remove.
13061 * sdbout.c (sdb_debug_hooks): Add new hooks.
13062 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
13064 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
13065 make static, take an arg.
13066 * sdbout.h (sdbout_start_new_source_file,
13067 sdbout_resume_previous_source_file): Delete.
13068 * toplev.c (debug_start_source_file, debug_end_source_file,
13069 debug_define, debug_undef): Delete.
13070 * toplev.h (debug_start_source_file, debug_end_source_file,
13071 debug_define, debug_undef): Delete.
13073 * java/jcf-parse.c: Include debug.h.
13074 (parse_class_file): Update to use debug hooks directly.
13075 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
13077 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13079 * alias.c (set_mem_alias_set): New function.
13080 * rtl.h (set_mem_alias_set): Declare it.
13081 * builtins.c (expand_builtin_return_addr): Call it instead of
13082 using MEM_ALIAS_SET accessor.
13083 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
13084 (get_memory_rtx, expand_builtin_va_arg): Likewise.
13085 (expand_builtin_va_copy):Likewise.
13086 * caller-save.c (setup_save_areas): Likewise.
13087 * calls.c (compute_argument_addresses): Likewise.
13088 * explow.c (set_mem_attributes): Likewise.
13089 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
13090 (expand_assignment, store_constructor_field, store_field): Likewise.
13091 (expand_expr_unaligned): Likewise.
13092 * function.c (assign_stack_temp_for_type): Likewise.
13093 (put_reg_into_stack, gen_mem_addressof): Likewise.
13094 * ifcvt.c (noce_try_cmove_arith): Likewise.
13095 * reload1.c (reload, alter_reg): Likewise.
13096 * config/alpha/alpha.c (get_aligned_mem): Likewise.
13097 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
13098 (alpha_expand_unaligned_store): Likewise
13099 (alpha_expand_unaligned_load_words): Likewise.
13100 (alpha_expand_unaligned_store_words): Likewise.
13101 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
13102 (alpha_expand_epilogue): Likewise.
13103 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
13104 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
13105 * config/i386/i386.c (legitimize_pic_address): Likewise.
13106 * config/i960/i960.c (setup_incoming_varargs): Likewise.
13107 * config/ia64/ia64.c (spill_restore_mem): Likewise.
13108 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
13109 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
13110 * config/mips/mips.c (mips_va_arg): Likewise.
13111 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
13112 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
13113 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13114 (setup_incoming_varargs, rs6000_va_arg): Likewise.
13115 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
13116 (rs6000_emit_epilogue): Likewise.
13117 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
13118 * config/sparc/sparc.c (sparc_va_arg): Likewise.
13119 * config/v850/v850.c (v850_va_arg): Likewise.
13121 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
13123 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
13124 when fallthru edge is present.
13125 (mege_blocks): Handle case where creation of jump insn
13128 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
13129 CLEANUP_POST_REGSTACK): New constants.
13130 * except.c (finish_eh_generation): Update call of cleanup_cfg,
13131 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
13132 * output.h (cleanup_cfg): Update prototype.
13133 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
13134 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
13135 cleanup_cfg call; kill missleading comment.
13136 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
13137 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
13138 parameter; control optimizations performed using it.
13139 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
13140 try_crossjump_bb): New functions.
13142 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13144 * pa.c (pa_output_function_prologue): Delete prototype. Make function
13146 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
13147 pa_output_function_prologue.
13148 * pa-protos.h (pa_output_function_prologue): New prototype.
13150 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13152 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
13153 and low to get correct sign extension in low+high test.
13155 2001-07-11 Janis Johnson <janis@us.ibm.com>
13157 * gcov.c (arcdata): Use gcov_type to fix branch percentage
13158 for large hit count.
13160 * profile.c (branch_prob): Fix .bbg info for computed gotos
13163 2001-07-11 Mark Mitchell <mark@codesourcery.com>
13165 * stmt.c (parse_output_constraint): New function, split out
13167 (expand_asm_operands): ... here. Use parse_output_constraint.
13168 * tree.h (parse_output_constraint): Declare it.
13170 2001-07-11 Richard Henderson <rth@redhat.com>
13172 * bitmap.c: Comment some functions; fiddle whitespace.
13173 (bitmap_free): Don't export.
13174 (bitmap_element_allocate): Use memset.
13175 * bitmap.h (bitmap_free): Don't declare.
13177 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
13179 * gcse.c, lcm.c, sched-deps.c:
13180 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
13182 * flow.c (flow_loops_find): Free dom if we found no loops, since
13183 we aren't going to save it.
13185 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
13188 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
13190 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
13192 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13194 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
13195 #ifndef DWARF2_DEBUGGING_INFO.
13197 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13199 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
13201 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13203 * config/mips/mips.c (gen_int_relational): Tell the caller not to
13204 reverse a branch if a NE comparison is implemented with GTU.
13206 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13207 H.J. Lu <hjl@gnu.org>
13209 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
13210 constant addresses.
13211 (call_internal2): Likewise.
13212 (call_value_internal1): Likewise.
13213 (call_value_internal2): Likewise.
13214 (call_value_multiple_internal1): Likewise.
13215 (call_value_multiple_internal2): Likewise.
13217 2001-07-10 Kazu Hirata <kazu@hxi.com>
13219 * calls.c (emit_library_call_value_1): Fix a comment typo.
13220 * dwarf2out.c (mem_loc_descriptor): Likewise.
13221 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
13223 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
13225 * simplify-rtx.c (simplify_subreg): Fix typo in comment
13227 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13229 * recog.c (offsettable_address_p): Handle LO_SUM case.
13230 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
13231 instead of plus_constant.
13233 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13235 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
13236 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
13238 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13240 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
13241 adjust_address_nv instead of plus_constant.
13243 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
13245 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
13246 dwarf2out.o): Depend on debug.h, wrap long lines.
13247 * dbxout.c: Include debug.h.
13248 (dbx_debug_hooks): New.
13249 (dbxout_init): Make static, take just 2 args.
13250 (dbxout_finish): Make static.
13251 * dbxout.h (dbxout_init, dbxout_finish): Delete.
13252 * debug.c: New file.
13253 * debug.h: New file.
13254 * dwarf2out.c: Include debug.h.
13255 (dwarf2_debug_hooks): New.
13256 (dwarf2out_init): Make static.
13257 (dwarf2out_finish): Make static, take 2 args.
13258 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
13259 * dwarfout.c: Include debug.h.
13260 (dwarf_debug_hooks): New.
13261 (dwarfout_init): Make static.
13262 (dwarfout_finish): Make static, take 2 args.
13263 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
13264 * sdbout.c: Include debug.h.
13265 (sdb_debug_hooks): New.
13266 (sdbout_init): Make static, take 2 args.
13267 * sdbout.h (sdbout_init): Delete.
13268 * toplev.c: Include debug.h.
13269 (debug_hooks): New.
13270 (compile_file): Set deubg_hooks based on command line options.
13271 Use the hooks unconditionally rather than conditional compilation.
13273 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
13275 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
13276 first_insn_after_basic_block_note instead.
13278 * df.c (df_bb_refs_unlink): #if 0 out for now.
13280 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
13282 * ssa.h: Add prototype for ssa_const_prop
13283 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
13284 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
13285 (ssa_fast_dce): Remove unused variable
13287 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13289 * diagnostic.c (finish_diagnostic): Rename to
13290 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
13293 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
13295 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
13298 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
13299 (dump_file): Only pad the demangled name with spaces if the
13300 mangled name was padded with spaces.
13302 2001-07-10 Bernd Schmidt <bernds@redhat.com>
13304 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
13307 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13309 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
13310 extraction if no direct load if either EXPAND_CONST_ADDRESS or
13311 EXPAND_INITIALIZER.
13313 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
13314 whether can put offset inside LO_SUM to check mode alignment, not size.
13316 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13318 * doc/tm.texi (Misc): Fix thinko.
13320 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
13322 * regmove.c (replace_in_call_usage): Fix warnings.
13323 * sched-deps.c (add_dependence): Fix warnings.
13324 * simplify-rtx.c (simplify_subreg): Likewise.
13325 Return NULL_RTX instead of NULL.
13327 * reg-stack.c (emit_swap_insn): Eliminate warnings.
13328 (subst_asm_stack_regs): Likewise.
13330 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
13333 * dwarf2out.c (output_call_frame_info): Declare i as int.
13334 (build_abbrev_table): Declare n_alloc as int.
13335 (dwarf2out_finish): Initialize die.
13336 * except.c: Declare sjlj_funcdef_number as unsigned.
13337 (connect_post_landing_pads): Declare j as unsigned.
13338 (convert_to_eh_region_ranges): Initialize call_site.
13339 (output_function_exception_table): Initialize tt_format_size.
13340 * expr.c (move_by_pieces_1): Initialize to1.
13341 (store_constructor): Initialize minelt and maxelt.
13342 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
13343 * function.c (instantiate_decls): Avoid signed/unsigned warning.
13345 * c-decl.c (combine_parm_decls): Unused, remove.
13346 * c-tree.h: Remove prototype for combine_parm_decls.
13348 * reload.c (push_reload): Fix warning.
13349 (regno_clobbered_p): Likewise.
13350 * reload1.c (replace_pseudos_in_call_usage): Likewise.
13351 (reload_combine): Likewise.
13353 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
13354 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
13356 * bitmap.c (bitmap_operation): Change user.
13357 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
13359 2001-07-10 Eric Christopher <echristo@redhat.com>
13361 * config/mips/mips.c (override_options): Fix typo.
13363 2001-07-09 Stan Shebs <shebs@apple.com>
13365 * target.h (struct gcc_target): New fields init_builtins and
13367 * target-def.h (TARGET_INIT_BUILTINS): New macro.
13368 (TARGET_EXPAND_BUILTIN): New macro.
13369 (TARGET_INITIALIZER): Add them.
13370 * builtins.c: Include target.h.
13371 (expand_builtin): Use targetm.expand_builtin.
13372 (default_init_builtins): New function.
13373 (default_expand_builtin): New function.
13374 * expr.h (default_init_builtins): Declare.
13375 (default_expand_builtin): Declare.
13376 * c-common.c (c_common_nodes_and_builtins): Use
13377 targetm.init_builtins.
13378 * defaults.h (MD_INIT_BUILTINS): Remove.
13379 * Makefile.in (builtins.o): Depend on target.h.
13381 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
13382 (TARGET_EXPAND_BUILTIN): Define.
13383 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
13384 (MD_EXPAND_BUILTIN): Remove.
13386 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
13387 (TARGET_EXPAND_BUILTIN): Define.
13388 (c4x_init_builtins): Make endlink arg a local.
13389 (c4x_print_operand): Fix typos in adjust_address usages.
13390 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
13391 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
13392 (MD_EXPAND_BUILTIN): Remove.
13394 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
13395 (TARGET_EXPAND_BUILTIN): Define.
13396 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
13397 (ix86_init_builtins): Call new function only if TARGET_MMX.
13398 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
13399 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
13400 (MD_EXPAND_BUILTIN): Remove.
13402 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
13403 (TARGET_EXPAND_BUILTIN): Define.
13404 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
13405 (MD_EXPAND_BUILTIN): Remove.
13407 * doc/tm.texi: Document these changes.
13409 2001-07-09 Diego Novillo <dnovillo@redhat.com>
13411 * basic-block.h (tree_node): Forward declare if needed.
13412 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
13413 (BLOCK_HEAD_TREE): Define.
13414 (BLOCK_END_TREE): Define.
13415 (struct loops): Rename field 'tree' to 'tree_root'.
13416 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
13418 (flow_loops_tree_build): Rename reference to field 'tree' to
13420 (flow_loops_level_compute): Ditto.
13421 * predict.c (estimate_bb_frequencies): Ditto.
13422 * tree.h (struct tree_common): Add field 'aux'.
13424 2001-07-09 Stan Shebs <shebs@apple.com>
13426 * config/darwin.c (darwin_encode_section_info): Don't mark any
13427 DECL_EXTERNAL node as defined.
13429 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13431 * pa.c (pa_init_machine_status, pa_mark_machine_status,
13432 pa_free_machine_status, hppa_init_pic_save): Delete.
13433 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
13434 (hppa_profile_hook): Use hppa_pic_save_rtx.
13435 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
13436 hppa_init_pic_save): Delete.
13437 (hppa_pic_save_rtx): Declare.
13438 * pa.md (call, call_value, sibcall, sibcall_value,
13439 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
13441 2001-07-09 Kazu Hirata <kazu@hxi.com>
13443 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
13444 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
13446 2001-07-09 Andreas Jaeger <aj@suse.de>
13448 * output.h: Add declaration of final_forward_branch_p.
13450 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
13452 * varray.c: Include errors.h for internal_error and trim_filename
13455 * Makefile.in (varray.o): Add errors.h.
13457 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
13459 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
13460 * optabs.c (have_add2_insn): Check whether the add insn chosen
13461 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
13462 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
13464 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
13466 * Makefile.in (OBJS): Add ssa-ccp.o
13467 (ssa-ccp.o): Add dependencies.
13468 * toplev.c (DFI_ssa_ccp): New dump file enum.
13469 (dump_file): Add entry for dumping after SSA CCP.
13470 (flag_ssa_ccp): New flag variable.
13471 (f_options): Add -fssa-ccp.
13472 (rest_of_compilation): Run SSA CCP if requested.
13473 * timevar.def (TV_SSA_CCP): New timevar.
13474 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
13475 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
13476 Fix minor typo in SSA DCE documentation.
13477 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
13478 Add documentation for new dump option. Renumber dump files
13481 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13483 * emit-rtl.c (gen_highpart_mode): New.
13484 * rtl.h (gen_highpart_mode): Declare.
13485 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
13486 operand can be VOIDmode constant.
13488 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
13490 * flow.c (redirect_edge_and_branch_force): New.
13491 (can_fallthru): Ensure that basic blocks are succeeding.
13492 (try_optimize_cfg): Do not delete basic block if it is the last one.
13494 * flow.c (try_redirect_by_replacing_jump): Do not remove
13495 jumps with side effects, unlink chain on fallthru edge;
13496 set block for new jump instruction; avoid basic block to
13497 over by line number note.
13499 * flow.c (try_simplify_condjump): Verify that the condjump
13500 is not always falling through.
13503 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13505 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13506 (try_redirect_by_replacing_jump): Update properly the count
13507 and frequency information.
13509 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13511 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
13512 address that is a LO_SUM specially.
13513 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
13515 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
13517 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
13518 (operand_subword): Use them.
13519 (change_address_1): Renamed from change_address; new arg VALIDATE.
13520 * expr.h: Reflect above changes; change_address now macro.
13521 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
13523 * cselib.c (add_mem_for_addr): Likewise.
13524 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
13525 * regmove.c (try_apply_stack_adjustment): Likewise.
13526 * reload.c (push_reload, make_memloc): Likewise.
13527 * reload1.c (eliminate_regs): Likewise.
13528 * simplify-rtx.c (simplify_replace_rtx): Likewise.
13529 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
13531 * combine.c (make_extraction, simplify_shift_const): Likewise.
13532 (gen_lowpart_for_combine): Likewise.
13533 * cse.c (gen_lowpart_if_possible): Likewise.
13534 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
13535 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
13536 * optabs.c (gen_move_insn): Likewise.
13537 * reload1.c (alter_reg): Likewise.
13538 * simplify-rtx.c (simplify_subreg): Likewise.
13539 * stmt.c (expand_anon_union_decl): Likewise.
13540 * recog.c (validate_replace_rtx_1): Likewise.
13542 * Makefile.in (recog.o): Add $(EXPR_H).
13543 * explow.c (stabilize): Call replace_equiv_address.
13544 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
13545 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
13547 2001-07-03 Andrew Haley <aph@redhat.com>
13549 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
13550 the mode of the memory location.
13552 2001-07-09 Bo Thorsen <bo@suse.co.uk>
13554 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
13556 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
13558 * final.c (output_addr_const): Use target opening and
13559 closing parentheses.
13560 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
13561 defaults, add to TARGET_ASM_OUT.
13562 * target.h (struct gcc_target): Add open_paren and close_paren.
13563 * doc/md.texi: Update.
13564 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
13565 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
13566 TARGET_ASM_CLOSE_PAREN.
13567 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13569 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13571 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
13572 * config/a29k/a29k.h: Similarly.
13573 * config/alpha/alpha.h: Similarly.
13574 * config/arc/arc.h: Similarly.
13575 * config/arm/aof.h: Similarly.
13576 * config/arm/aout.h: Similarly.
13577 * config/avr/avr.h: Similarly.
13578 * config/c4x/c4x.h: Similarly.
13579 * config/clipper/clipper.h: Similarly.
13580 * config/convex/convex.h: Similarly.
13581 * config/d30v/d30v.h: Similarly.
13582 * config/dsp16xx/dsp16xx.h: Similarly.
13583 * config/elxsi/elxsi.h: Similarly.
13584 * config/fr30/fr30.h: Similarly.
13585 * config/h8300/h8300.h: Similarly.
13586 * config/i370/i370.h: Similarly.
13587 * config/i386/i386.h: Similarly.
13588 * config/i860/i860.h: Similarly.
13589 * config/i960/i960.h: Similarly.
13590 * config/ia64/ia64.h: Similarly.
13591 * config/m32r/m32r.h: Similarly.
13592 * config/m68hc11/m68hc11.h: Similarly.
13593 * config/m68k/m68k.h: Similarly.
13594 * config/m88k/m88k.h: Similarly.
13595 * config/mcore/mcore.h: Similarly.
13596 * config/mips/mips.h: Similarly.
13597 * config/mn10200/mn10200.h: Similarly.
13598 * config/mn10300/mn10300.h: Similarly.
13599 * config/ns32k/ns32k.h: Similarly.
13600 * config/pa/pa.h: Similarly.
13601 * config/pdp11/pdp11.h: Similarly.
13602 * config/pj/pj.h: Similarly.
13603 * config/romp/romp.h: Similarly.
13604 * config/rs6000/rs6000.h: Similarly.
13605 * config/sh/sh.h: Similarly.
13606 * config/sparc/sparc.h: Similarly.
13607 * config/v850/v850.h: Similarly.
13608 * config/vax/vax.h: Similarly.
13609 * config/we32k/we32k.h: Similarly.
13611 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
13613 * doc/c-tree.texi: Document representation of attributes.
13615 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13617 * doc/tm.texi: Update some places for the rename of target to
13620 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13622 * target.h (struct gcc_target): Add insert_attributes.
13623 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
13624 (TARGET_INITIALIZER): Update.
13625 * tree.c, tree.h (default_insert_attributes): New function.
13626 Update comments on other default functions to refer to targetm,
13628 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
13629 TARGET_INSERT_ATTRIBUTES.
13630 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
13631 * c-common.c (decl_attributes): Use targetm.insert_attributes.
13632 Don't use PRAGMA_INSERT_ATTRIBUTES.
13633 * Makefile.in (c-common.o): Depend on $(TARGET_H).
13634 * c-decl.c (start_decl, start_function): Don't call
13635 SET_DEFAULT_DECL_ATTRIBUTES.
13636 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13637 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
13639 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
13640 (c4x_check_attribute): Avoid modifying attribute list itself.
13641 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
13643 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
13644 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
13646 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
13647 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
13649 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13650 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
13652 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
13653 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
13654 Adjust parameters. Make static.
13656 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13658 * c-common.c (decl_attributes): Only take a single attributes
13660 * c-common.h (decl_attributes): Update prototype.
13661 * c-decl.c (start_decl, start_function): Only take a single
13662 attributes parameter. Update calls to decl_attributes.
13663 (finish_struct, finish_enum): Update calls to decl_attributes.
13664 (push_parm_decl): Expect unified list of attributes. Update call
13665 to decl_attributes.
13666 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
13667 notype_nested_function, component_declarator,
13668 component_notype_declarator, label): Update calls to
13670 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
13671 lists that are passed to push_parm_decl.
13672 * c-tree.h (start_function, start_decl): Update prototypes.
13673 * config/sh/sh-protos.h, config/sh/sh.c
13674 (sh_pragma_insert_attributes): Only take a single attributes
13676 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
13677 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
13678 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
13679 build_module_descriptor, generate_static_references,
13680 generate_strings, build_selector_translation_table,
13681 generate_descriptor_table, generate_protocols,
13682 generate_ivars_list, generate_dispatch_table,
13683 generate_protocol_list, generate_category,
13684 generate_shared_structures, really_start_method, add_objc_decls,
13685 generate_classref_translation_entry): Update calls to start_decl
13686 and start_function.
13687 (build_tmp_function_decl, start_method_def): Unify attribute lists
13688 that are passed to push_parm_decl.
13690 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
13692 * final.c (no_asm_to_stream): New.
13693 (final_scan_insn): Use target structures for prologue ends
13694 and epilogue starts.
13695 * output.h (no_asm_to_stream): New.
13696 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
13697 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
13698 (TARGET_ASM_OUT): Update.
13699 * target.h (struct gcc_target): New members function_end_prologue
13700 and function_begin_epilogue.
13701 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
13702 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
13703 * config/alpha/alpha.c (output_end_prologue): Rename to
13704 alpha_output_function_end_prologue. Use in target struct
13706 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
13707 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
13708 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
13709 ia64_output_function_end_prologue. Use in target struct
13711 (ia64_function_prologue, ia64_funciton_epilogue): Rename
13712 mistyped prototypes.
13713 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
13714 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
13716 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
13717 an use in target struct, make static.
13718 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
13721 2001-07-08 Richard Henderson <rth@redhat.com>
13723 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
13725 2001-07-08 Richard Henderson <rth@redhat.com>
13727 * config/i386/i386.md: Remove constraints strings from define_split
13728 and define_peephole2 patterns.
13729 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
13730 (eh_return): Use them.
13732 2001-07-08 Richard Henderson <rth@redhat.com>
13734 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
13735 Document MD_FALLBACK_FRAME_STATE_FOR.
13737 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13739 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
13740 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
13742 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
13744 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
13746 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
13747 of the label inside NAME as opposed to just the end of NAME.
13749 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
13751 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
13752 * config/alpha/alpha.c (alpha_init_machine_status,
13753 alpha_mark_machine_status, alpha_free_machine_status): Delete.
13754 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
13755 (vms_valid_decl_attribute_p): Make static, conditionally compile.
13756 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
13758 2001-07-06 Stan Shebs <shebs@apple.com>
13760 * target.h (targetm): Rename global from "target", so as not to
13761 conflict with local variables.
13763 * c-typeck.c: Ditto.
13766 * cp/decl.c: Ditto.
13767 * cp/decl2.c: Ditto.
13768 * cp/typeck.c: Ditto.
13769 * 1750a/1750a.c: Ditto.
13770 * a29k/a29k.c: Ditto.
13771 * arc/arc.c: Ditto.
13772 * arm/arm.c: Ditto.
13773 * avr/avr.c: Ditto.
13774 * clipper/clipper.c: Ditto.
13775 * convex/convex.c: Ditto.
13776 * d30v/d30v.c: Ditto.
13777 * dsp16xx/dsp16xx.c: Ditto.
13778 * elxsi/elxsi.c: Ditto.
13779 * fr30/fr30.c: Ditto.
13780 * h8300/h8300.c: Ditto.
13781 * i370/i370.c: Ditto.
13782 * i386/i386.c: Ditto.
13783 * i860/i860.c: Ditto.
13784 * i960/i960.c: Ditto.
13785 * ia64/ia64.c: Ditto.
13786 * m32r/m32r.c: Ditto.
13787 * m68hc11/m68hc11.c: Ditto.
13788 * m68k/m68k.c: Ditto.
13789 * m88k/m88k.c: Ditto.
13790 * mips/mips.c: Ditto.
13791 * ns32k/ns32k.c: Ditto.
13793 * pdp11/pdp11.c: Ditto.
13794 * romp/romp.c: Ditto.
13795 * rs6000/rs6000.c: Ditto.
13797 * sparc/sparc.c: Ditto.
13798 * vax/vax.c: Ditto.
13799 * we32k/we32k.c: Ditto.
13800 * doc/tm.texi: Update the manual to match.
13802 2001-07-06 Richard Henderson <rth@redhat.com>
13804 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
13805 DWARF2_UNWIND_INFO not just whether it is defined.
13807 2001-07-06 Diego Novillo <dnovillo@redhat.com>
13809 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
13810 call to simplify_binary_operation returns a new pattern.
13812 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
13814 * glimits.h (__SHRT_MAX__): New.
13815 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
13816 (SHRT_MAX): Define in terms of __SHRT_MAX__.
13818 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
13820 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
13823 2001-07-06 Richard Henderson <rth@redhat.com>
13825 * bitmap.c (bitmap_release_memory): Move adjacent to the
13826 allocation functions.
13827 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
13828 the implementation. Binary search for the set bit.
13829 (bitmap_union_of_diff): Allocate the temporary on the stack
13830 instead of using xmalloc.
13832 2001-07-06 Richard Henderson <rth@redhat.com>
13834 * genrecog.c (validate_pattern): Warn for constraints in
13835 define_{expand,split,peephole2}. Remove strict_low_part
13836 before looking up match_dup.
13838 2001-07-06 DJ Delorie <dj@redhat.com>
13840 * doc/gcc.texi (Makefile): Rename to be a more general purpose
13841 chapter about various build hints and history. Add section
13842 talking about the various types of native and cross builds.
13844 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
13846 * Makefile.in (final.o): Depend on target.h.
13847 * final.c: Include target.h.
13848 (default_function_pro_epilogue): New.
13849 (final_start_function): Use target structure for function prologues.
13850 (final_end_function): Use target structure for function epilogues.
13851 * fold-const.c (real_hex_to_f): Constify s and p.
13852 * output.h (default_function_pro_epilogue): New.
13853 * real.h (real_hex_to_f): Update prototype.
13854 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
13855 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
13856 (TARGET_INITIALIZER): Update.
13857 * target.h (gcc_target): Add struct asm_out.
13858 * doc/tm.texi: Update.
13861 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
13862 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
13863 in cpu/cpu.c, or rename old functions consistently. Take
13864 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
13865 redundant macros and prototypes. Make new functions static.
13867 * 1750a/1750a.c: Similarly.
13868 * 1750a/1750a.h: Similarly.
13869 * a29k/a29k-protos.h: Similarly.
13870 * a29k/a29k.c: Similarly.
13871 * a29k/a29k.h: Similarly.
13872 * arc/arc-protos.h: Similarly.
13873 * arc/arc.c: Similarly.
13874 * arc/arc.h: Similarly.
13875 * arm/arm-protos.h: Similarly.
13876 * arm/arm.c: Similarly.
13877 * arm/arm.h: Similarly.
13878 * avr/avr-protos.h: Similarly.
13879 * avr/avr.c: Similarly.
13880 * avr/avr.h: Similarly.
13881 * clipper/clipper-protos.h: Similarly.
13882 * clipper/clipper.c: Similarly.
13883 * clipper/clipper.h: Similarly.
13884 * convex/convex.c: Similarly.
13885 * convex/convex.h: Similarly.
13886 * d30v/d30v-protos.h: Similarly.
13887 * d30v/d30v.c: Similarly.
13888 * d30v/d30v.h: Similarly.
13889 * d30v/d30v.md: Similarly.
13890 * dsp16xx/dsp16xx-protos.h: Similarly.
13891 * dsp16xx/dsp16xx.c: Similarly.
13892 * dsp16xx/dsp16xx.h: Similarly.
13893 * elxsi/elxsi.c: Similarly.
13894 * elxsi/elxsi.h: Similarly.
13895 * fr30/fr30.c: Similarly.
13896 * fr30/fr30.md: Similarly.
13897 * h8300/h8300-protos.h: Similarly.
13898 * h8300/h8300.c: Similarly.
13899 * h8300/h8300.h: Similarly.
13900 * i370/i370-protos.h: Similarly.
13901 * i370/i370.c: Similarly.
13902 * i370/i370.h: Similarly.
13903 * i386/i386.c: Similarly.
13904 * i386/osf1elf.h: Similarly.
13905 * i386/osfrose.h: Similarly.
13906 * i860/i860-protos.h: Similarly.
13907 * i860/i860.c: Similarly.
13908 * i860/i860.h: Similarly.
13909 * i960/i960-protos.h: Similarly.
13910 * i960/i960.c: Similarly.
13911 * i960/i960.h: Similarly.
13912 * ia64/ia64-protos.h: Similarly.
13913 * ia64/ia64.c: Similarly.
13914 * ia64/ia64.h: Similarly.
13915 * m32r/m32r-protos.h: Similarly.
13916 * m32r/m32r.c: Similarly.
13917 * m32r/m32r.h: Similarly.
13918 * m68hc11/m68hc11-protos.h: Similarly.
13919 * m68hc11/m68hc11.c: Similarly.
13920 * m68hc11/m68hc11.h: Similarly.
13921 * m68k/crds.h: Similarly.
13922 * m68k/dpx2.h: Similarly.
13923 * m68k/m68k-protos.h: Similarly.
13924 * m68k/m68k.c: Similarly.
13925 * m68k/m68k.h: Similarly.
13926 * m68k/news.h: Similarly.
13927 * m88k/m88k-protos.h: Similarly.
13928 * m88k/m88k.c: Similarly.
13929 * m88k/m88k.h: Similarly.
13930 * mips/mips-protos.h: Similarly.
13931 * mips/mips.c: Similarly.
13932 * mips/mips.h: Similarly.
13933 * ns32k/merlin.h: Similarly.
13934 * ns32k/ns32k.c: Similarly.
13935 * ns32k/ns32k.h: Similarly.
13936 * ns32k/tek6000.h: Similarly.
13937 * pa/pa-protos.h: Similarly.
13938 * pa/pa.c: Similarly.
13939 * pa/pa.h: Similarly.
13940 * pdp11/2bsd.h: Similarly.
13941 * pdp11/pdp11-protos.h: Similarly.
13942 * pdp11/pdp11.c: Similarly.
13943 * pdp11/pdp11.h: Similarly.
13944 * romp/romp-protos.h: Similarly.
13945 * romp/romp.c: Similarly.
13946 * romp/romp.h: Similarly.
13947 * rs6000/rs6000-protos.h: Similarly.
13948 * rs6000/rs6000.c: Similarly.
13949 * rs6000/rs6000.h: Similarly.
13950 * rs6000/sysv4.h: Similarly.
13951 * sh/sh-protos.h: Similarly.
13952 * sh/sh.c: Similarly.
13953 * sh/sh.h: Similarly.
13954 * sparc/sparc-protos.h: Similarly.
13955 * sparc/sparc.c: Similarly.
13956 * sparc/sparc.h: Similarly.
13957 * vax/vax.c: Similarly.
13958 * vax/vax.h: Similarly.
13959 * vax/vms.h: Similarly.
13960 * we32k/we32k.c: Similarly.
13961 * we32k/we32k.h: Similarly.
13963 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
13965 * basic-block.h (first_insn_after_basic_block_note): Declare.
13966 * flow.c (first_insn_after_basic_block_note): Define. Moved
13968 * ssa.c (first_insn_after_basic_block_note): Remove.
13969 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
13971 (ssa_eliminate_dead_code): Properly update the CFG and PHI
13972 nodes when we find a dead conditional branch. Insert BARRIERs
13973 after any blocks with no successors, but which do not have
13976 2001-07-06 Zack Weinberg <zackw@stanford.edu>
13978 * varray.c (varray_check_failed): Use internal_error.
13980 2001-07-05 Andrew Haley <aph@redhat.com>
13982 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
13983 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
13984 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
13986 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
13988 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
13989 reference if the target constant is also a SYMBOL_REF.
13991 2001-07-05 Eric Christopher <echristo@redhat.com>
13993 * config/mips/mips.h (MASK_MIPS3900): Remove.
13994 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
13995 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
13996 (TARGET_MIPS3900): Change to use mips_arch.
13997 (TARGET_MIPS4000): New.
13998 (TARGET_MIPS4100): New.
13999 (TARGET_MIPS4300): New.
14000 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
14001 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
14003 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
14004 (ISA_HAS_BRANCHLIKELY): To here.
14005 (CC1_CPU_SPEC): New.
14006 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
14007 (mips_arch_string): Declare.
14008 (mips_arch): Declare.
14009 (TARGET_OPTIONS): Add -march and -mtune.
14011 * config/mips/mips.c (mips_arch_string): New.
14013 (override_options): Handle -march for codegen and -mtune
14014 for scheduling. Use mips_arch. Move tx39 target default here.
14015 (mips_parse_cpu): Move error message to override_options.
14017 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
14019 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
14021 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
14022 (MIPS Options): Ditto. Change mcpu entry to historical text.
14024 2001-07-05 H.J. Lu (hjl@gnu.org)
14026 * config/mips/mips.c (mips_parse_cpu): New function to parse
14029 2001-07-05 Jim Wilson <wilson@redhat.com>
14031 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
14032 * config/ia64/t-ia64: Likewise.
14033 (LIB1ASMFUNCS): Update comment.
14035 2001-07-05 David Edelsohn <edelsohn@gnu.org>
14037 * doc/install.texi (Install GCC: Binaries): Fix typo.
14039 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14041 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
14042 reference using the stack pointer, adjust it since we push Y
14044 ("*ashrsi3"): Likewise.
14045 ("*lshrsi3"): Likewise.
14047 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14049 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
14050 when -fomit-frame-pointer is used.
14052 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
14054 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
14055 (try_redirect_by_replacing_jump): Reverse updating properly the
14056 count and frequency information. Reverse removing cc0 setter.
14057 (forwarder_block_p): Reverse fixing for fallthru blocks.
14059 2001-07-05 DJ Delorie <dj@redhat.com>
14061 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
14062 (translate_options): If the above is defined, use it to map
14063 given options to new options.
14064 * doc/tm.texi: Document it.
14066 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
14067 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14069 * doc/invoke.texi (Optimize Options): Document that -fgcse may
14070 cause programs using computed gotos to run more slowly.
14072 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14074 * doc/install.texi (Specific): Markup, spelling and typo fixes.
14076 Consistently require binutils 2.11.2, not prereleases.
14077 (Specific, decstation-*): Canonicalize as mips-dec-*.
14078 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
14080 (Specific, m68k-altos): Removed reference to README.altos, deleted.
14081 (Specific, mips-*): Reword MIPS C compiler requirements.
14082 (Specific, powerpc*-*-*): New, mention --with-cpu once.
14083 (Specific, sunv5): Removed, obsolete.
14085 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
14087 * dwarf2out.c (output_loc_list): Use an all ones mask for
14088 .text asm output and don't rely on long long
14089 literals. Reformat some long lines.
14091 2001-07-05 Andreas Jaeger <aj@suse.de>
14093 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
14096 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14098 * dwarf2out.c (dwarf2out_define): Update comment.
14099 (dwarf2out_undef): Ditto.
14100 (dwarf2out_start_source_file): Ditto.
14101 (dwarf2out_end_source_file): Ditto.
14102 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
14103 since we never call the start/end debug hook for the primary file.
14105 2001-07-04 Kazu Hirata <kazu@hxi.com>
14107 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
14110 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14112 * cppinit.c (remove_dup_dirs): Inform if a system include
14113 directory is being reordered.
14114 * doc/invoke.texi (Directory Options): GCC warns if you hide a
14116 * doc/cpp.texi (Search Paths): Likewise.
14117 * doc/gcc.texi (Interoperation): Remove information about
14120 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14122 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
14123 (VARRAY_TOP_CHAR_PTR): Likewise.
14125 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14127 * gcc.c (process_command): Don't assign elements of a const char*.
14129 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14131 * emit-rtl.c (change_address): Don't abort if invalid address while
14132 reload is in progress.
14134 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14136 * c-lex.c (cb_file_change): Pass line number to
14137 debug_start_source_file.
14138 (cb_undefine): Pass correct line number to debug_undef.
14140 * toplev.c (debug_start_source_file): Add line number to
14141 parameters. Pass it along to dwarf2out_start_source_file.
14142 (decode_g_option): Stop resetting debug level back to normal when
14143 we change debug formats, unless the current level is
14144 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
14147 * toplev.h (debug_start_source_file): Add line number to
14150 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
14153 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
14155 Output debug_macinfo data for starting file if requested.
14156 (dwarf2out_end_source_file): Output debug_macinfo data for ending
14158 (dwarf2out_define): Output debug_macinfo data for defining a macro
14160 (dwarf2out_undef): Output debug_macinfo data for undefining a
14161 macro if requested.
14162 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
14163 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
14164 (macinfo_section_label): New. DWARF2 macro info section label.
14165 (dwarf2out_init): If we want macro info, output the start label
14167 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
14168 attribute to the compilation unit die pointing to the macro info.
14170 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14172 * dwarf2out.c (new_loc_list): Move to inside #ifdef
14173 DWARF2_DEBUGGING_INFO.
14174 (add_loc_descr_to_loc_list): Ditto.
14175 (output_loc_list): Ditto.
14176 Also, fix thinko in curr not being initialized.
14177 (gen_internal_sym): Ditto.
14179 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14181 * emit-rtl.c (replace_equiv_address): New function.
14182 * expr.h (replace_equiv_address): New declaration.
14183 * explow.c (validize_mem): Call it instead of change_address and
14184 also call if -fforce-addr and address is constant.
14185 * expr.c: Replace more calls to change_address with adjust_address
14186 and/or replace_equiv_address or to validize_mem.
14187 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
14188 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
14189 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14190 * config/i370/i370.md, config/i860/i860.md: Likewise.
14191 * config/i960/i960.md, config/mips/mips.c: Likewise.
14192 * config/mips/mips.md, config/pa/pa.md: Likewise.
14193 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
14194 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
14196 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14198 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
14200 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
14203 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
14205 * doc/include: New directory.
14206 * doc/fdl.texi: Move to doc/include/fdl.texi.
14207 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
14208 * doc/include/funding.texi, doc/include/gpl.texi: New files.
14209 * doc/gcc.texi: Use funding.texi and gpl.texi.
14210 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
14211 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
14212 Update dependencies and use -I $(docdir)/include.
14214 2001-07-04 Anthony Green <green@redhat.com>
14216 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
14218 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14220 * doc/install.texi (sparc64-*-*): Remove garbage.
14222 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
14224 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
14225 Fix typo in last change to use adjust_address.
14227 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14229 * doc/install.texi (Specific): Update information for *-*-solaris*.
14231 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14233 * explow.c (plus_constant_wide): Reinitialize Y for restart.
14235 2001-07-03 Stan Shebs <shebs@apple.com>
14237 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
14238 case for flag_no_mach_text_sections.
14239 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
14240 * config/darwin.c (flag_no_mach_text_sections): Remove.
14241 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
14243 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14245 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
14246 and avoid checking for constant as first operand.
14247 * recog.c (find_constant_term_loc): No longer static.
14248 (adj_offettable_operand): Delete.
14249 * rtl.h (adj_offsettable_operand): Delete declaration.
14250 (find_constant_term): Add declaration.
14251 * caller-save.c: Replace calls to adj_offsettable_operand with calls
14253 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
14254 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
14255 * config/i386/i386.c, config/i386/i386.md: Likewise.
14256 * config/i860/i860.c, config/i960/i960.c: Likewise.
14257 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
14258 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
14259 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
14260 * config/mips/mips.c, config/mips/mips.md: Likewise.
14261 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
14262 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
14263 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
14264 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
14265 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
14266 * config/ns32k/ns32k.md: Likewise.
14268 2001-07-03 Zack Weinberg <zackw@stanford.edu>
14270 * rtl.c (copy_rtx): Handle 'T' format letter.
14271 * gensupport.c (collect_insn_data): Likewise.
14272 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
14274 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
14276 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
14277 -B option. Use 'dir' not 'foo' as example directory name.
14279 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14281 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14282 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
14284 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14286 * doc/cppinternals.texi: Improve formatting and logical markup.
14288 2001-07-03 Andreas Jaeger <aj@suse.de>
14290 * Makefile.in (insn-recog.o): Add dependency on reload.h.
14292 * genrecog.c (write_header): Include reload.h for prototypes in
14295 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
14298 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
14299 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
14300 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
14301 i386_pe_valid_type_attribute_p): Add.
14302 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
14303 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
14305 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14307 * explow.c (plus_constant_wide, case LO_SUM): New case.
14308 (plus_constant_for_output_wide): Delete.
14309 * rtl.h (plus_constant_for_output): Delete.
14310 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
14311 instead of plus_constant_for_output.
14312 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
14313 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
14314 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
14315 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
14316 * config/sparc/sparc.md: Likewise.
14317 Convert some change_address calls to adjust_address.
14319 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14321 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
14322 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
14323 documentation of -std and -Wwrite-strings.
14325 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14327 * cse.c (canon_hash): Don't register registers in very small
14328 register classes, as extending their lifetime might cause
14331 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
14333 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
14335 * flow.c (forwarder_block_p): Fix for fallthru blocks.
14336 (try_redirect_by_replacing_jump): Update properly the count
14337 and frequency information.
14339 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
14341 * toplev.c (dump_file_index): Move SSA dumps just after first
14343 (dump_file): Corresponding changes.
14344 (rest_of_compilation): Move SSA path to just after the first
14346 * doc/gcc.texi (Passes): Update due to movement of SSA path.
14347 * doc/invoke.texi: Update dump file #s as they were completely
14348 out of date with reality.
14350 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14352 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
14354 * expr.c (emit_move_insn_1): Deal with non-default
14357 * expr.c (emit_single_push_insn): Fix warning.
14359 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
14361 * expr.c (emit_move_insn_1): Avoid modifying
14362 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
14364 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14366 * emit-rtl.c (adjust_address): New function.
14367 * expr.h (adjust_address): Add declaration.
14368 * builtins.c: Replace some calls to change_address with calls to it
14369 or to validize_mem.
14370 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
14371 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
14372 * config/arm/arm.c, config/convex/convex.c: Likewise.
14373 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14374 * config/i386/i386.c, config/i386/i386.md: Likewise.
14375 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
14376 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
14377 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
14378 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
14379 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
14381 2001-07-02 Jim Wilson <wilson@redhat.com>
14383 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
14385 2001-07-02 Steve Ellcey <sje@cup.hp.com>
14387 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
14388 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
14390 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14392 * cppinit.c (lang_defaults): New table.
14393 (set_lang): Just read from lang_defaults into the live options
14396 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14398 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
14399 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
14400 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
14402 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14404 * doc/install.texi: Various spelling and markup fixes.
14405 (Installing GCC): Component specific installation instructions are
14408 Warn about removing old install dir in the presence of shared libs.
14409 (Configuration): Invoke with options target to match configure
14411 Consistently refer to gas, gld pathnames.
14412 Invert --enable-multilib documentation.
14413 Remove references to old compiler versions.
14415 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14417 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
14419 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14421 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
14423 (Specific, mips*-sgi-irix5): Note IDO download.
14424 Reworded MIPS C hints.
14425 Use GNU as instead of GAS.
14427 Removed SGI Freeware reference, IRIX 6 only.
14428 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
14429 Note N64 library requirement/workaround.
14431 Complete list of structure passing bug victims.
14433 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14435 * doc/install.texi: Remove CVS Id.
14437 2001-07-02 Andreas Jaeger <aj@suse.de>
14439 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
14440 (find_inherently_necessary): Remove unused variable.
14442 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
14444 * c-common.h (TDI_inlined): New ast dump phase.
14445 (dump_flag_name): New function.
14446 * c-dump.c (dump_files): Add inlined phase.
14447 (dump_flag_name): Define.
14448 * doc/invoke.texi (-fdump-ast-inlined): Document.
14450 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14452 * stor-layout.c (layout_decl): Revert change to handling of alignment
14455 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14457 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
14460 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
14462 * doc/tm.texi (FUNCTION_ARG): Document that the last call
14465 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
14467 * tlink.c (recompile_files): Remove COMPILER_PATH and
14468 LIBRARY_PATH from the environment.
14470 2001-07-01 Zack Weinberg <zackw@stanford.edu>
14472 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
14473 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
14475 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
14477 * c-parse.in (OBJC_STRING): Kill.
14478 (objc_string): Decompose to [objc_string] '@' STRING.
14479 (reswords): Take the leading '@' off all the Objective C keywords.
14480 (objc_rid_sans_at): Kill.
14481 (init_reswords): Don't initialize it.
14482 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
14483 (_yylex): Kill reconsider label. Look ahead one token after
14484 an '@'; if we get an identifier, check whether it's an
14485 Objective C @-keyword. If so, return the keyword. Otherwise,
14486 put back the token and return the '@' as a terminal.
14488 * cpplib.c (lex_macro_node): Remove unnecessary check for
14489 leading '@' on identifier. Clarify control flow and commentary.
14491 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14493 * cse.c (new_label_ref): Variable deleted.
14494 (insert): Remove set of new_label_ref.
14495 (check_for_label_ref): New function.
14496 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
14498 See ChangeLog.5 for earlier changes.