1 2001-11-18 Egor Duda <deo@logos-m.ru>
3 * config/i386/cygwin.h: Strip leading '*' from name, if any.
5 2001-11-18 Neil Booth <neil@daikokuya.demon.co.uk>
7 * Makefile.in (c-parse.o, c-common.o): Update dependencies.
8 * c-common.c: Include diagnostic.h.
9 (c_common_finish): New.
10 * c-common.h (c_common_finish): New.
11 * c-lang.c (LANG_HOOKS_FINISH): Override.
12 * c-parse.in: Don't include diagnostic.h.
13 (finish_parse): Remove.
14 * langhooks.h: Update comments.
15 * toplev.c (lang_dependent_init): New prototype.
17 (compile_file): Split cleanup code out to finalize.
18 (lang_dependent_init): Stop if lang_hooks.init fails.
19 (toplev_main): Update.
20 * tree.h (finish_parse): Remove.
22 * objc-act.c (LANG_HOOKS_FINISH): Override.
24 Sat Nov 17 23:30:44 2001 Douglas B. Rupp <rupp@gnat.com>
26 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms_tramp.asm.
27 * config/alpha/vms_tramp.asm: New file.
28 * config/alpha/vms-tramp.asm: Removed.
30 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
32 * c-common.c (struct disabled_builtin, disabled_builtins,
33 disable_builtin_function, builtin_function_disabled_p): New.
34 (builtin_function_2): Check for disabled built-in functions.
35 * c-common.h (disable_builtin_function): Declare.
36 * c-decl.c (c_decode_option): Handle -fno-builtin-FUNCTION.
37 * doc/invoke.texi: Document -fno-builtin-FUNCTION.
38 * doc/extend.texi: Mention -fno-builtin-FUNCTION.
40 2001-11-17 Craig Rodrigues <rodrigc@gcc.gnu.org>
43 * config.gcc: Remove reference to va-clipper.h.
45 2001-11-17 Stan Shebs <shebs@apple.com>
47 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix the
48 AltiVec-related bitfields.
50 Sat Nov 17 12:06:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
52 * except.c (enum eh_region_type): Add ERT_UNKNOWN.
53 (mark_eh_region, case ERT_UKNONW): New case.
55 2001-11-17 Christopher Faylor <cgf@redhat.com>
56 Corinna Vinschen <vinschen@redhat.com>
58 * config/i386/cygwin.h: Search target specific include directory for
59 w32api stuff, if appropriate.
61 Sat Nov 17 08:20:44 2001 Douglas Rupp <rupp@gnat.com>
63 * config/alpha/vms.h (REG_ALLOC_ORDER): Redefine.
65 2001-11-16 Aldy Hernandez <aldyh@redhat.com>
67 * config/rs6000/rs6000.md: Change all ldvx to lvx.
69 2001-11-16 Alexandre Oliva <aoliva@redhat.com>
71 * gensupport.c (process_rtx): Don't assume filename is the first
74 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
76 * vax-protos.h (reg_was_0_p): New prototype.
77 * vax.md (movsi, movhi, movqi): Use reg_was_0_p.
78 * vax.c (follows_p, reg_was_0_p): New functions.
80 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
82 * vax.md (casesi): Swap arguments in "(plus:SI (pc) (mult))". Reformat.
83 (casesi1): Likewise. Define new pattern which arises by simplification
84 when operand 1 is a constant int. Correct pattern which arises by
85 simplification when operand 1 is zero.
87 2001-11-16 David O'Brien <obrien@FreeBSD.org>
89 * config.gcc (arm*-*-rtems*, arm-*-coff*, armel-*-coff*,
90 arm-*-vxworks*, arm-*-riscix1.[01]*, arm-*-riscix*,
91 arm-semi-aout, armel-semi-aout, arm-semi-aof, armel-semi-aof,
92 arm*-*-netbsd*, arm*-*-linux*, arm*-*-uclinux*, arm*-*-aout,
93 arm*-*-ecos-elf, arm*-*-elf, arm*-*-conix*, arm*-*-oabi,
94 arm-*-pe*, strongarm-*-elf*, strongarm-*-coff*, strongarm-*-pe,
95 xscale-*-elf, xscale-*-coff: Include various CPU headers via tm_file.
96 * config/arm/aof.h: Don't include arm.h.
97 * config/arm/aout.h: Likewise.
98 * config/arm/coff.h: Don't include semi.h and aout.h.
99 * config/arm/elf.h: Don't include aout.h.
100 * config/arm/netbsd.h: Don't include netbsd.h and aout.h.
101 (TARGET_VERSION): Undef before defining.
102 (ARM_OS_NAME): Likewise
103 (TARGET_DEFAULT): Likewise
104 (TARGET_MEM_FUNCTIONS): Do not need to undefine now.
105 * config/arm/pe.h: Don't include arm/coff.h.
106 * config/arm/riscix.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Use
107 SUBTARGET_CPP_SPEC rather than overiding the arm.h CPP_SPEC definition.
108 * config/arm/riscix1-1.h: Likewise.
109 * config/arm/rix-gas.h: Don't include riscix.h.
110 (DBX_CONTIN_LENGTH): Undef before defining.
111 * config/arm/semi.h: Don't include aout.h.
112 * config/arm/semiaof.h: Don't include aof.h.
113 * config/arm/strongarm-coff.h: Don't include coff.h.
114 * config/arm/strongarm-pe.h: Don't include strongarm-coff.h and pe.h.
115 * config/arm/vxarm.h: Don't include arm/coff.h.
116 * config/arm/xscale-coff.h: Don't include coff.h.
118 Fri Nov 16 15:22:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
120 * config/pa/pa.c: Reflect changes in calling sequences of alter_reg and
123 2001-11-16 Andreas Jaeger <aj@suse.de>
125 * cfglayout.c (fixup_fallthru_exit_predecesor): Make void, rename
127 (fixup_fallthru_exit_predecessor): ... this.
128 Change callers and prototype.
130 2001-11-16 Bernd Schmidt <bernds@redhat.com>
132 * config/i386/i386.c (ix86_expand_sse_comi): Generate setcc by
133 hand; don't use gen_setcc_2.
134 (ix86_expand_builtin): Fix pshufw.
135 * config/i386/i386.md (maskncmpv4sf3, vmmmaskncmpv4sf3): Special
136 case UNORDERED to emit the right assembler instruction.
137 (mmx_pshufw): Lose operand 2.
138 (cvtsi2ss): Fix representation.
140 (mmx_clrdi, sse_clrti, stmxcsr, ldmxcsr): Set memory attribute.
142 2001-11-16 Joseph S. Myers <jsm28@cam.ac.uk>
144 * doc/include/linux-and-gnu.texi: Remove.
146 * doc/gcc.texi: Include gnu.texi instead of linux-and-gnu.texi.
147 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
149 2001-11-16 Kazu Hirata <kazu@hxi.com>
151 * config/a29k/a29k.c: Fix comment formatting.
152 * config/a29k/a29k.h: Likewise.
153 * config/arc/arc.c: Likewise.
154 * config/arc/arc.h: Likewise.
155 * config/vax/vax.c: Likewise.
156 * config/vax/vax.h: Likewise.
157 * config/we32k/we32k.c: Likewise.
158 * config/we32k/we32k.h: Likewise.
160 2001-11-16 Jeff Law <law@redhat.com>
162 * unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
163 creating a new jump insn.
165 Fri Nov 13 09:06:25 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
167 * expr.c (expand_expr, case ADDR_EXPR): Refine test for when to
168 copy misaligned data.
169 * varasm.c (assemble_variable): Set alignment into MEM when changed.
171 2001-11-16 Graham Stott <grahams@redhat.com>
173 * optabs.c (prepare_cmp_insn): Correct lossage in last change fix
176 2001-11-16 Olivier Hainque <hainque@act-europe.fr>
178 * except.c: Support for catching a list of types with a single handler
179 (struct eh_region): Change type and filter to lists for catch regions.
180 (mark_eh_region): Mark the filter list for GC also.
181 (expand_start_catch): Always build a list if argument not NULL and
182 register each type of the list through add_type_for_runtime.
183 (duplicate_eh_region_1): Change type into type_list for catch regions.
184 (assign_filter_values): Assign a filter to each type associated with a
185 catch region. Assign filter for NULL types in a unique entry in the
187 (build_post_landing_pads): Emit compare and jump for each filter of
188 the list associated with a catch region.
189 (reachable_next_level): When the type thrown is known, stop the search
190 as soon as one type within a catch list matches. Also, a handler is
191 potentially reachable only if at least one of the types it catches
192 has not been previously caught.
193 (collect_one_action_chain): Retrieve the filter for a NULL type list
194 from the first filter list entry. For non NULL type lists, add an
195 action record for every filter assigned.
196 * except.h: Reflect changes in comment before expand_start_catch.
198 Fri Nov 16 07:12:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
200 * expr.c (expand_expr, case ADDR_EXPR): Only copy for misaligned if
203 Fri Nov 16 06:37:05 2001 Andreas Tobler <a.tobler@schweiz.ch>
205 * config/sparc/sparc.c: Remove ALIGN arg from emit_cmp_insn.
207 2001-11-16 Jakub Jelinek <jakub@redhat.com>
209 * c-lang.c (finish_file): Don't emit static inline functions if
210 they weren't referenced.
212 2001-11-15 Stan Shebs <shebs@apple.com>
214 * expr.c (expand_expr, case COMPONENT_REF): Fix variable ref.
216 2001-11-16 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
218 * config/s390/s390.md: Remove ALIGN arg from emit_cmp_and_jump_insns
220 * config/i386/i386.md: Likewise.
222 Thu Nov 15 21:40:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
224 * timevar.c (rtl.h): Include so get fancy abort.
226 2001-11-15 Dale Johannesen <dalej@apple.com>
228 * config/darwin.h (SELECT_RTX_SECTION): Force address
229 initializers into 'const' section
230 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fix mode of
231 if_then_else to match result, not operands
233 Thu Nov 15 17:57:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
235 * alias.c (nonoverlapping_memrefs): Use REGNO_PTR_FRAME_P.
236 * emit-rtl.c (change_address): Fix typo in default alignment.
237 (adjust_address_1): Use mode of NEW, not MODE, when setting size.
238 * expr.c (highest_pow2_factor, case WITH_RECORD_EXPR): New case.
239 * rtl.h (REGNO_PTR_FRAME_P): New macro.
241 * expr.c (store_field): Pass tree instead of max size; callers changed.
242 Change handling of alignment.
243 Only copy to_rtx if is TARGET.
244 (expand_expr_unaligned): Delete; callers now use expand_expr.
245 (emit_cmp_insn): No longer take ALIGN parm; all callers changed.
246 (expand_assignment): Change handling of alignment.
247 Only copy to_rtx if was original.
248 (get_inner_reference): No longer return alginment; callers changed.
249 (expand_expr, case COMPONENT_REF): Change handling of alignment.
250 (expand_expr, case ADDR_EXPR): Make copy if not sufficiently aligned.
251 (compare_from_rtx): Delete ALIGN parm; all callers changed.
252 (do_compare_rtx_and_jump): Likewise.
253 * expr.h: Reflect above changes.
255 * dwarf2out.c (loc_descriptor_from_tree): Remove ALIGN parameter
256 to get_inner_reference.
257 * builtins.c: Remove ALIGN parm in call to emit_cmp_and_jump_insns.
258 * doloop.c, except.c, explow.c, loop.c, stmt.c, unroll.c: Likewise.
259 * optabs.c: Likewise.
260 (prepare_cmp_insn): Now static; remove ALIGN parm. Callers changed.
261 (emit_cmp_and_jump_insns): Remove ALIGN parm; all callers changed.
262 * expmed.c: Remove ALIGN arg from calls to compare_from_rtx,
263 compare_rtx_and_jump, and emit_cmp_jump_insns.
264 * fold-const.c: Remove PALIGN in calls to get_inner_reference.
265 * function.c (assign_stack_temp_for_type): No longer static.
266 * optabs.h (emit_cmp_insn): Remove ALIGN parm.
267 (prepare_cmp_insn): Delete declaration.
268 * rtl.h (assign_stack_temp_for_type): Add declaration.
269 * config/alpha/alpha.c, config/d30v/d30v.c: Reflect above changes.
270 * config/clipper/clipper.c, config/h8300/h8300.c: Likewise.
271 * config/i386/i386.c,config/mips/mips.c: Likewise.
272 * config/i860/i860.c, config/ia64/ia64.c: Likewise.
273 * config/rs6000/rs6000.c, config/sh/sh.c: Likewise.
275 2001-11-15 Stan Shebs <shebs@apple.com>
277 * config/rs6000/rs6000.h: Fix a comment typo.
278 (RTX_COSTS): Sort processor versions better.
280 2001-11-15 Kazu Hirata <kazu@hxi.com>
282 * config/h8300/h8300.md: Fix insn length of bit insns.
284 2001-11-15 Jason Merrill <jason@redhat.com>
286 * dwarf2out.c (dwarf2out_finish): Don't abort because of orphan
287 DIEs if there were errors in the source.
289 * config/alpha/alpha-interix.h, config/alpha/elf.h,
290 config/arm/coff.h, config/i386/djgpp.h, config/i386/i386.c,
291 config/i386/i386.h, config/i386/sco5.h, config/i960/i960-coff.h,
292 config/m68k/coff.h, config/m88k/m88k.h, config/m88k/m88k.c,
293 config/pa/pa64-hpux.h, config/sh/sh.h, config/sparc/litecoff.h,
294 config/elfos.h, config/lynx.h, config/netware.h,
295 config/m68hc11/m68hc11.h, config/mcore/mcore-pe.h,
296 config/s390/linux64.h: Remove definitions of INT_ASM_OP, change
297 uses to use ASM_LONG.
299 2001-11-15 Alan Matsuoka <alanm@redhat.com>
301 * gensupport.c process_include : Change call to alloca to
304 2001-11-15 Aldy Hernandez <aldyh@redhat.com>
306 * config/rs6000/rs6000.md: Use spaces instead of tabs in output
309 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
311 * final.c (alter_subreg): If simplify_subreg can't do anything,
312 handle REG ourselves and abort for others.
314 2001-11-15 Richard Hodson <hodsonr@dionecorp.com>
316 * config/h8300/h8300.c (dosize): Avoid corrupting R3 in interrupt
319 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
321 * fix-header.c (read_scan_file): Update.
323 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
325 * toplev.c (toplev_main): Don't start timing until after
326 command-line options are parsed.
328 2001-11-15 Andreas Schwab <schwab@suse.de>
330 * config.gcc: Set STMP_FIXPROTO and FIXPROTO_DEFINES in target
331 makefile frag, not host makefile frag.
332 (m88k-dg-dguxbcs*): Add m88k/t-dgux to tmake_file.
333 (hppa*): Add pa/t-bsd to tmake_file where no special xmake_file is
335 (hppa*-*-openbsd*): Don't use nonexitent pa/t-openbsd.
336 * config/m88k/t-dguxbcs: Remove definitions already in t-dgux.
337 * config/m88k/t-dgux (STMP_FIXPROTO): Define.
338 * config/i386/t-cygwin (STMP_FIXPROTO): Define.
339 * config/i386/t-dgux (STMP_FIXPROTO): Define.
340 * config/x-interix: Don't define STMP_FIXPROTO and
342 * config/t-interix: New file, define STMP_FIXPROTO.
343 * config/i386/x-beos (STMP_FIXPROTO): Don't define here.
344 * config/i386/t-beos (STMP_FIXPROTO): Define here instead.
345 * config/t-svr4 (FIXPROTO_DEFINES): Define.
346 * config/arm/t-riscix (FIXPROTO_DEFINES): Define.
347 * config/i386/t-sco5 (FIXPROTO_DEFINES): Define.
348 * config/i386/t-sco5gas (FIXPROTO_DEFINES): Define.
349 * config/m68k/t-hp3200: Renamed from x-hp3200.
350 * config/i370/t-oe: Renamed from x-oe.
351 * config/mips/t-iris: Renamed from x-iris.
352 * config/pa/t-bsd: Renamed from x-pa.
353 * config/pa/t-pa-hpux: Renamed from x-pa-hpux.
354 * config/x-linux, config/i386/x-cygwin, config/i386/x-dgux,
355 config/m88k/x-dgux, config/x-svr4, config/arm/x-riscix,
356 config/i386/x-sco5, config/m68k/x-hp320g, config/mips/x-iris6,
357 config/rs6000/x-cygwin: Remove files.
359 * configure.in: Check for target objdump and use that in eh_frame
361 * configure: Regenerated.
363 2001-11-15 Jakub Jelinek <jakub@redhat.com>
365 * jump.c (squeeze_notes): Return true if no real insns were found.
366 * rtl.h (squeeze_notes): Adjust prototype.
367 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): If
368 squeeze_notes finds no real instructions, abort.
369 (merge_blocks_move_successor_nojumps): Likewise.
370 * loop.c (find_and_verify_loops): Likewise.
371 * stmt.c (expand_end_case): Likewise.
372 * ifcvt.c (dead_or_predicable): Return TRUE if squeeze_notes doesn't
373 find any real instructions.
375 * config/ia64/ia64.c (ia64_adjust_cost): Handle SUBREGs.
377 * cfgcleanup.c (try_optimize_cfg): If try_simplify_condjump optimized
378 conditional jump, request updating life into for the block
379 containing it. Fix a typo which prevented life info update.
380 Clear blocks bitmap before using it.
382 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
384 * c-common.c: Include c-lex.h.
385 (c_common_lang_init): Change prototype. Call init_c_lex and
386 init_pragma from here.
387 * c-common.h (c_common_lang_init): Change prototype.
388 * c-decl.c (init_decl_processing): Rename. Call c_parse_init.
389 * c-lang.c (c_init): Change prototype. Update.
390 (c_init_options): Update.
391 * c-lex.c (cpp_filename): Remove.
392 (init_c_lex): Update. Read the main file, and get the original
394 (yyparse): Finish the command line options.
395 * c-parse.in (c_parse_init): Call init_reswords here.
396 (init_parse): Remove.
397 * c-tree.h (c_init_decl_processing): New.
398 * cpphash.c (_cpp_init_hashtable): After initializing the hash
400 * cppinit.c (read_original_filename, cpp_finish_options): New.
401 (cpp_create_reader): New prototype. Defer hash table initialization.
402 (cpp_start_read): Rename cpp_read_main_file. Initialize the
403 hash table. Get the original filename.
404 * cpplib.h (cpp_create_reader): Update.
405 (cpp_start_read): Remove.
406 (cpp_read_main_file, cpp_finish_options): New.
407 * cppmain.c (main, do_preprocessing): Update.
408 * langhooks.h (struct langhooks): Update init prototype.
409 * toplev.c (general_init, parse_options_and_default_flags,
410 process_options, lang_indpendent_init, lang_dependent_init,
411 init_asm_output): New; perform the bulk of initialization.
412 (compile_file): Move most of initialization to above functions.
413 (debug_hooks): Initialize statically.
414 (set_Wunused): Relocate.
415 (toplev_main): Move most of initialization to other init functions.
416 Have a clear logic flow.
417 * tree.h (init_parse, init_decl_processing): Remove.
419 * objc-act.c (objc_init): Update prototype, combine with old
421 (objc_init_options): Update.
424 2001-11-15 Andreas Jaeger <aj@suse.de>
426 * cfgrtl.c (purge_all_dead_edges): Use int as argument for
428 * basic-block.h: Adjust prototype.
430 2001-11-15 Kazu Hirata <kazu@hxi.com>
432 * config/rs6000/aix31.h: Fix comment formatting.
433 * config/rs6000/beos.h: Likewise.
434 * config/rs6000/darwin.h: Likewise.
435 * config/rs6000/eabi.asm: Likewise.
436 * config/rs6000/linux.h: Likewise.
437 * config/rs6000/linux64.h: Likewise.
438 * config/rs6000/lynx.h: Likewise.
439 * config/rs6000/netbsd.h: Likewise.
440 * config/rs6000/rs6000.c: Likewise.
441 * config/rs6000/rs6000.h: Likewise.
442 * config/rs6000/rs6000.md: Likewise.
443 * config/rs6000/sol2.h: Likewise.
444 * config/rs6000/tramp.asm: Likewise.
445 * config/rs6000/xcoff.h: Likewise.
446 * config/rs6000/xm-beos.h: Likewise.
448 2001-11-14 Alan Matsuoka <alanm@redhat.com>
450 * rtl.def (INCLUDE) : Define.
451 * gensupport.c (init_include_reader, process_include,
452 save_string) : New functions to implement an include facility
454 * gensupport.h : Add prototype for init_md_reader_args.
455 * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c
456 genextract.c genflags.c genopinit.c genoutput.c
457 genpeep.c genrecog.c: Change call to init_md_reader to
459 * md.texi: Document (include "path") and -I directives for RTL
462 2001-11-14 DJ Delorie <dj@redhat.com>
464 * integrate.c (get_hard_reg_initial_reg): New.
465 * integrate.h (get_hard_reg_initial_reg): Prototype.
466 * local-alloc.c (block_alloc): Don't tie pseudos that
467 represent call-saved hard regs' initial values.
469 2001-11-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
471 * m68k/linux.h: Include <linux.h> not "linux.h" to avoid infinite
474 2001-11-14 Roger Sayle <roger@eyesopen.com>
476 * fold-const.c (fold): Optimize strlen comparisons against zero.
478 2001-11-14 David O'Brien <obrien@FreeBSD.org>
480 * config.gcc (sparc64-wrs-vxworks*, sparc-*-netbsd*, sparc-*-openbsd*,
481 sparc-*-chorusos*, sparc-*-elf*, sparc-*-linux*aout*,
482 sparc-*-linux*libc1*, sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtems*,
483 sparc-*-rtemself*, sparc-hal-solaris2*, sparc-*-solaris2*,
484 sparc-*-sunos4.0*, sparc-*-sunos4*, sparc-*-sunos3*, sparc-*-sysv4*,
485 sparc-*-vxsim*, sparclite-*-aout*, sparclite-*-elf*, sparc86x-*-aout*,
486 sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*, sparc64-*-linux*):
487 Include various CPU headers via tm_file. a.out based platforms now
488 properly include sparc/aout.h. sol2.h usage now implies including
489 elfos.h, svr4.h, and sparc/sysv4.h.
490 * config/netbsd.h (TARGET_MEM_FUNCTIONS): Undef before defining it.
492 * sparc/sparc.h (CPP_PREDEFINES, TARGET_VERSION, WORD_SWITCH_TAKES_ARG,
493 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
494 DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE):
495 Remove. They are a.out specific and belong in sparc/aout.h.
496 * sparc/aout.h (TARGET_VERSION, WORD_SWITCH_TAKES_ARG, SELECT_SECTION,
497 ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
498 DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE): Define. Moved here from
500 * sparc/litecoff.h (WORD_SWITCH_TAKES_ARG, ASM_DECLARE_FUNCTION_NAME,
501 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER): Define.
502 Moved here from sparc/sparc.h.
503 * config/sparc/linux-aout.h (DEFAULT_PCC_STRUCT_RETURN): Undef before
505 * config/sparc/linux64.h (UNALIGNED_DOUBLE_INT_ASM_OP): Undef before
506 * config/sparc/lynx.h: Don't include lynx.h.
507 (SELECT_SECTION): Do not undef.
508 * config/sparc/openbsd.h: Don't include sparc/sparc.h.
509 * config/sparc/sol2-sld-64.h: Include sparc/sparc.h, elfos.h, svr4.h,
511 * config/sparc/sol2.h: Don't include sparc/sparc.h and sparc/sysv4.h.
512 * config/sparc/sp64-aout.h (CPP_PREDEFINES): Don't define. Get from
514 * config/sparc/sp64-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
515 Don't undef, there is no need.
516 * config/sparc/splet.h (CPP_PREDEFINES): Define.
517 * config/sparc/sun4o3.h (CPP_PREDEFINES): Likewise.
518 * config/sparc/sunos4.h (CPP_PREDEFINES): Likewise.
519 Don't include sparc/sparc.h.
520 * config/sparc/sysv4.h (WORD_SWITCH_TAKES_ARG, ASM_OUTPUT_SOURCE_LINE,
521 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
522 DATA_SECTION_ASM_OP): Don't undef, there is no need now. Don't include
524 (TARGET_VERSION): Define.
525 * config/sparc/vxsim.h (TARGET_VERSION): Define.
527 Wed Nov 14 19:46:08 CET 2001 Jan Hubicka <jh@suse.cz>
529 * cfglayout.c (fixup_fallthru_exit_predecesor): New static function.
530 (cfg_layout_finalize): Use it.
531 * bb-reorder.c (HAVE_epilogue): Remove.
532 (make_reorder_chain): Do not care special placement of
535 * predict.c (expected_value_to_br_prob): Delete the note
538 * c-decl.c (c_expand_body): Fix TV_EXPAND nesting problem;
539 measure integration time separately.
541 Wed Nov 14 12:30:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
543 * function.c (struct temp_slot): ALIGN now unsigned.
545 2001-11-14 Kazu Hirata <kazu@hxi.com>
547 * config/dsp16xx/dsp16xx.c: Fix comment formatting.
548 * config/dsp16xx/dsp16xx.h: Likewise.
549 * config/dsp16xx/dsp16xx.md: Likewise.
551 2001-11-14 Kazu Hirata <kazu@hxi.com>
553 * config/h8300/h8300.c (get_shift_alg): Reorganize the code
554 that deals with 7-bit shifts in HImode.
556 Wed Nov 14 14:17:05 CET 2001 Jan Hubicka <jh@suse.cz>
558 * dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
559 * final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
560 (final_scan_insn): Update call of alter_subreg.
561 (cleanup_subreg_operands): Likewise.
562 (alter_subreg): Rewrite using simplify_subreg.
563 (output_address, output_operand): Update call of alter_subreg.
564 * output.h (alter_subreg): Update prototype.
565 * sdbout.c (sdbout_symbol): Update call of alter_subreg.
566 * simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
567 * Makefile.in (final.o): Add depdendancy on expr.h
569 Wed Nov 14 06:37:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
571 * c-lang.c (finish_file): Make I unsigned to eliminate warning.
573 2001-11-13 Jeff Sturm <jsturm@one-point.com>
575 * doc/install.texi (sparc-*-linux*): Mention requirements for
578 2001-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
580 * Makefile.in (POD2MAN): Don't include --section=1.
581 (manext): Rename to man1ext. All users changed.
584 (generated-manpages): Also depend on $(docdir)/gfdl.7,
585 $(docdir)/gpl.7, and $(docdir)/fsf-funding.7.
586 ($(docdir)/gcov.1, $(docdir)/cpp.1, $(docdir)/gcc.1): Include
587 --section=1 in calls to $(POD2MAN).
588 ($(docdir)/gfdl.7, $(docdir)/gpl.7, $(docdir)/fsf-funding.7): New.
589 (maintainer-clean, install, uninstall): Handle the new man pages.
590 ($(docdir)/cpp.info, cpp.dvi): Depend on fdl.texi.
591 (installdirs): Create man7dir.
592 * doc/cpp.texi: Include GFDL in this manual. In the man page,
593 refer to gfdl(7) for the GFDL. Apply Front Cover and Back Cover
594 texts to man page. Include gpl(7), gfdl(7) and fsf-funding(7) in
595 the SEE ALSO man page section.
596 * doc/gcov.texi: Apply GFDL to man page. Include gpl(7), gfdl(7)
597 and fsf-funding(7) in the SEE ALSO man page section.
598 * doc/invoke.texi: Apply GFDL to man page. Include gpl(7),
599 gfdl(7) and fsf-funding(7) in the SEE ALSO man page section.
600 * doc/include/fdl.texi, doc/include/funding.texi,
601 doc/include/gpl.texi: Adjust for conversion by texi2pod.pl.
602 * doc/.cvsignore: Add gfdl.7, gpl.7 and fsf-funding.7.
604 2001-11-13 Richard Henderson <rth@redhat.com>
606 * dwarf2asm.c (dw2_force_const_mem): Set PUBLIC or STATIC
607 as appropriate for the artificial decl.
609 2001-11-13 Richard Henderson <rth@redhat.com>
611 * loop.c (combine_movables): Turn off combination until
612 move_movables validation bugs are fixed.
614 2001-11-13 DJ Delorie <dj@redhat.com>
616 * config.gcc (powerpc|rs6000): Set default cpp options based
617 on --with-cpu settings.
618 * config/rs6000/softfloat.h: New.
620 2001-11-13 Kazu Hirata <kazu@hxi.com>
622 * config/h8300/h8300.c (shift_alg_si): Use special code for
623 25-bit shifts on H8/S.
624 (get_shift_alg): Generate special code for 25-bit shifts on
627 2001-11-13 Jakub Jelinek <jakub@redhat.com>
629 * emit-rtl.c (adjust_address_1): Add ADJUST argument.
630 (adjust_automodify_address_1): New.
631 * expr.h (adjust_address, adjust_address_nv): Adjust.
632 (adjust_automodify_address, adjust_automodify_address_nv): Define.
633 (adjust_address_1): Update prototype.
634 (adjust_automodify_address_1): Add prototype.
635 * expr.c (move_by_pieces_1): Use adjust_automodify_address.
636 (store_by_pieces_2): Likewise.
638 Tue Nov 13 05:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
640 * Makefile.in (explow.o): Now depends on ggc.h.
641 * explow.c (ggc.h): Include.
642 (set_stack_check_libfunc): Mark stack_check_libfunc as ggc root.
644 * Makefile.in (expr.o): Depends on insn-attr.h.
645 * expr.c (insn-attr.h): New include.
646 (force_operand): If INSN_SCHEDULING, deal with paradoxical SUBREG
648 (highest_pow2_factor, case INTEGER_CST): Handle negative values.
649 (expand_expr): Remove unneeded mark_temp_addr_taken calls and
650 clean up related usage in ADDR_EXPR.
651 (expand_expr_unaligned): Likewise.
653 * emit-rtl.c (change_address): Fix typo in alias setting.
655 2001-11-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
657 * Makefile.in (cfgcleanup.o): Depend on insn-config.h
659 2001-11-12 Craig Rodrigues <rodrigc@gcc.gnu.org>
662 * c-pragma.c: Rename macros BAD, BAD2, BAD_ACTION to
663 GCC_BAD, GCC_BAD2, GCC_BAD_ACTION.
665 2001-11-12 David O'Brien <obrien@FreeBSD.org>
667 * config.gcc (sparc-tti-*, sparc64-wrs-vxworks*, sparc-wrs-vxworks*,
668 sparclite-wrs-vxworks*, sparc-*-aout*, sparc-*-netbsd*,
669 sparc-*-chorusos*, sparc-*-linux*aout*, sparc-*-linux*libc1*,
670 sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtemsaout*, sparc-*-rtems*,
671 sparc-*-rtemself*, sparc-*-solaris2*, sparc-*-sunos3*, sparc-*-sysv4*,
672 sparc-*-vxsim*, sparclet-*-aout*, sparclite-*-coff*, sparclite-*-aout*,
673 sparc86x-*-aout*, sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*,
674 sparc64-*-linux*): Include various CPU headers via tm_file.
675 * config/svr3.h (ASM_OUTPUT_IDENT): Undef before defining it.
676 (SELECT_SECTION): Likewise.
677 (SELECT_RTX_SECTION): Likewise.
678 * config/sparc/sparc_bi.h: New file.
679 * config/sparc/aout.h: Don't include sparc/sparc.h and aoutos.h.
680 * config/sparc/linux-aout.h: Likewise.
681 * config/sparc/linux.h: Don't include sparc/sysv4.h.
682 * config/sparc/linux64.h: Likewise.
683 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
684 * config/sparc/lite.h: Don't include sparc/sparc.h and gofast.h.
685 * config/sparc/litecoff.h: Don't include sparc/lite.h, svr3.h,
687 (ASM_OUTPUT_IDENT): Do not #undef.
688 (SELECT_SECTION): Likewise.
689 (SELECT_RTX_SECTION): Likewise.
690 * config/sparc/liteelf.h: Don't include gofast.h.
691 * config/sparc/lynx-ng.h: Don't include sparc/sparc.h and lynx-ng.h.
692 * config/sparc/lynx.h: Don't include sparc/sparc.h.
693 * config/sparc/pbd.h: Likewise.
694 * config/sparc/netbsd.h: Don't include sparc/sparc.h and netbsd.h.
695 * config/sparc/rtems.h: Don't include sparc/aout.h and rtems.h.
696 * config/sparc/rtemself.h: Don't include rtems.h.
697 * config/sparc/sol2-64.h: Don't include sparc/sol2-sld-64.h.
698 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Don't define, include
700 * config/sparc/sol2-sld.h: Don't include sparc/sol2.h.
701 * config/sparc/sol2.h: Include sparc/sparc.h directly.
702 * config/sparc/sp64-aout.h: Don't include sparc/sparc.h and aoutos.h.
703 * config/sparc/sp64-elf.h: Don't include sparc/sol2.h.
704 * config/sparc/sp86x-aout.h: Don't include sparc/sparc.h and gofast.h.
705 * config/sparc/sp86x-elf.h: Don't include gofast.h.
706 * config/sparc/splet.h: Don't include sparc/aout.h.
707 * config/sparc/sun4o3.h: Don't include sparc/sparc.h.
708 * config/sparc/sysv4.h: Don't include sparc/sparc.h directly.
709 * config/sparc/vxsim.h: Don't include sparc/sysv4.h.
710 * config/sparc/vxsparc.h: Don't include sparc/aout.h and gofast.h.
711 * config/sparc/vxsparc64.h: Don't include gofast.h.
712 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
714 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
716 * doc/standards.texi: Mention C99 TC1.
718 2001-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
720 * mips-protos.h (mips_output_conditional_branch): Const-ify.
721 * mips.c (mips_output_conditional_branch): Likewise.
723 2001-11-12 Kazu Hirata <kazu@hxi.com>
725 * config/h8300/h8300.c (shift_alg_si): Use special code for
726 15-bit logical shifts and 31-bit logical shifts.
727 (get_shift_alg): Generate special code for 15-bit and 31-bit
730 2001-11-12 Kazu Hirata <kazu@hxi.com>
732 * config/h8300/h8300.c (shift_alg_qi): Use rotations when
733 doing 6-bit logical shifts on H8/S.
734 (shift_alg_qi): Use special code for 21-bit shifts on H8/S.
735 (get_shift_alg): Generate special code for 21-bit shifts on
738 2001-11-12 Kazu Hirata <kazu@hxi.com>
740 * config/h8300/h8300.c (get_shift_alg): Remove a redundant
743 Mon Nov 12 11:58:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
745 * alias.c (nonoverlapping_memrefs_p): Only update size from memref
746 if both size and offset known.
748 2001-11-12 David O'Brien <obrien@FreeBSD.org>
750 * config/ia64/freebsd.h: Fix misspelling.
752 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
754 * doc/gcc.texi: Move several chapters out to ...
755 * doc/configterms.texi, doc/fragments.texi, doc/hostconfig.texi,
756 doc/include/linux-and-gnu.texi, doc/interface.texi,
757 doc/makefile.texi, doc/passes.texi, doc/portability.texi:
759 * doc/gcc.texi, doc/contrib.texi: Move section headings into
761 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
763 2001-11-12 Kazu Hirata <kazu@hxi.com>
765 * config/alpha/alpha-interix.h: Fix comment formatting.
766 * config/alpha/alpha.c: Likewise.
767 * config/alpha/alpha.h: Likewise.
768 * config/alpha/alpha32.h: Likewise.
769 * config/alpha/freebsd.h: Likewise.
770 * config/alpha/unicosmk.h: Likewise.
771 * config/alpha/vms.h: Likewise.
773 2001-11-12 Kazu Hirata <kazu@hxi.com>
775 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
777 2001-11-12 Jakub Jelinek <jakub@redhat.com>
779 * dbxout.c (dbxout_symbol_location): Avoid emitting invalid register
782 Mon Nov 12 05:18:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
784 * emit-rtl.c (set_mem_attributes): If making object, can set alignment
786 (replace_equiv_address): Call update_temp_slot_address.
788 * dwarf2out.c (loc_descriptor_from_tree, case COMPOUND_EXPR): New case.
790 * alias.c (nonoverlapping_memrefs_p): Handle DECL_RTL being a CONCAT.
792 2001-11-12 Kazu Hirata <kazu@hxi.com>
794 * config/h8300/h8300.c (shift_alg_qi): New.
795 (shift_alg_hi): Likewise.
796 (shift_alg_si): Likewise.
797 (get_shift_alg): Change the type of count to unsigned int.
800 2001-11-11 Alexandre Oliva <aoliva@redhat.com>
802 * Makefile.in (c-lang.o): Depend on $(VARRAY_H).
803 * c-decl.c (c_expand_body): Take argument can_defer_p. Use it
804 to decide whether to defer a function.
805 (finish_function): Adjust.
806 (c_expand_deferred_function): New function.
807 * c-lang.c (deferred_fns): New variable.
808 (c_init): Initialize it, and mark it as a root.
809 (defer_fn): New function.
810 (finish_file): Expand all deferred functions.
811 * c-tree.h (defer_fn): Declare.
812 (c_expand_deferred_function): Likewise.
813 * objc/Make-lang.in (objc-act.o): Depend on $(VARRAY_H).
814 * objc-act.c (deferred_fns): New variable.
815 (objc_init): Initialize it, and mark it as a root.
816 (defer_fn): New function.
817 (finish_file): Expand all deferred functions.
819 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
821 * alpha.c (unicosmk_special_name): Prototype.
822 (unicosmk_ssib_name): Delete unused variable.
823 * alpha/unicosmk.h (common_section, ssib_section): Prototype.
824 * alpha/vms.h (PREFIX): Undef before defining.
825 * arm/pe.h (SUBTARGET_NAME_ENCODING_LENGTHS): Likewise.
826 * i370/i370.c (mvs_hash_alias): Prototype. Wrap with macro
827 controlling usage. Const-ify.
828 (alias_number): Delete unused variable.
829 * m32r/m32r.c (m32r_sched_init): Add missing argument.
830 (m32r_expand_block_move): Fix uninitialized warnings.
831 * mn10300/mn10300.h (REGNO_IN_RANGE_P): Fix 'unsigned >=0 is
832 always true' warnings.
833 * openbsd.h (TARGET_MEM_FUNCTIONS): Don't redefine.
834 * sh/sh.c: Include "integrate.h".
835 (output_far_jump): Fix uninitialized warning.
836 * final.c (shorten_branches): Avoid automatic aggregate
838 * integrate.c (subst_constants): Likewise.
840 2001-11-11 Kazu Hirata <kazu@hxi.com>
842 * config/h8300/h8300.c (shift_alg): Remove SHIFT_MAX.
843 (get_shift_alg): Remove redundant code.
845 2001-11-11 Kazu Hirata <kazu@hxi.com>
847 * config/pa/milli64.S: Fix comment formatting.
848 * config/pa/pa-64.h: Likewise.
849 * config/pa/pa-linux.h: Likewise.
850 * config/pa/pa-protos.h: Likewise.
851 * config/pa/pa.c: Likewise.
852 * config/pa/pa.h: Likewise.
853 * config/pa/pa32-linux.h: Likewise.
854 * config/pa/pa32-regs.h: Likewise.
855 * config/pa/pa64-hpux.h: Likewise.
856 * config/pa/pa64-regs.h: Likewise.
857 * config/pa/som.h: Likewise.
859 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
861 * doc/gcc.texi: Move several chapters out to ...
862 * doc/bugreport.texi, doc/contribute.texi, doc/frontends.texi,
863 doc/service.texi, doc/standards.texi, doc/trouble.texi,
864 doc/vms.texi: ... here. New files.
865 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
867 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
869 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
870 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
871 collect2.c, combine.c, config.in, configure, configure.in,
872 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
873 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
874 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
877 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
879 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
880 Adjust operand number in CONST_DOUBLE.
882 * expmed.c (extract_bit_field): No longer pass in alignment.
883 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
884 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
886 * expr.c (store_constructor, store_constructor_field): Likewise.
887 (store_field, emit_group_load, emit_group_store): Likewise.
888 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
889 (store_bit_field, extract_bit_field): Likewise.
890 * calls.c, expr.c, function.c: Change calls to above functions.
891 * ifcvt.c, stmt.c: Likewise.
893 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
894 constant and one is on frame.
895 If know memref offset, adjust size from decl.
897 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
899 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
900 format specifier warning.
901 * convex.h (ASM_OUTPUT_BYTE): Likewise.
902 * elfos.h (ALIGN_ASM_OP): Undef before defining.
903 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
905 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
906 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
907 * i386-interix.h (gen_stdcall_suffix): Prototype.
908 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
909 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
910 ASM_OUTPUT_LONG_DOUBLE): Likewise.
911 * i386/interix.c (gen_stdcall_suffix): Const-ify.
912 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
913 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
915 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
916 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
917 ASM_OUTPUT_LONG_DOUBLE): Likewise.
918 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
919 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
920 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
921 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
922 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
923 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
924 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
925 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
927 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
929 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
930 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
931 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
933 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
935 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
937 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
938 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
939 * m68k/news.h (PRINT_OPERAND): Likewise.
940 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
941 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
942 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
943 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
945 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
946 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
947 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
948 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
949 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
950 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
951 PRINT_OPERAND): Likewise.
952 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
954 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
955 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
956 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
957 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
958 * mips.c (mips_output_external_libcall): Mark parameter with
960 (mips_asm_file_start): Move variable into the scope where it's
962 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
963 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
964 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
965 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
966 * ns32k.c (print_operand): Likewise.
967 * pa.c (print_operand, output_div_insn): Likewise.
968 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
969 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
970 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
971 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
973 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
974 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
975 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
976 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
978 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
980 * sdbout.c (sdbout_end_epilogue): Mark parameter with
982 * varasm.c (assemble_global): Likewise.
984 2001-11-11 H.J. Lu <hjl@gnu.org>
986 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
988 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
990 * final.c (*_MAX_SKIP): Use *_max_skip variables.
991 * flags.h (align_loops_max_skip, align_jumps_max_skip,
992 align_labels_max_skip): New global variables.
993 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
994 align_labels_max_skip): New global variables.
995 (toplev_main): Set new variables.
996 * i386.c (override_options): Set max_skip values.
998 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
1000 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
1001 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
1002 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
1003 don't print an @fptr for labels either.
1004 (xstormy16_output_addr_vec): Don't print @fptr here.
1005 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
1007 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
1009 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
1010 an ANSI/ISO definitino.
1011 (ssa_const_prop): Likewise.
1013 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
1015 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
1018 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1020 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
1021 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
1022 * cppmain.c (general_init): Call hex_init.
1023 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
1025 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
1027 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
1028 of dgux.c:output_file_start().
1030 * i386/dgux.c: Delete file.
1032 2001-11-09 Richard Henderson <rth@redhat.com>
1034 * config/alpha/alpha.c (decl_in_text_section): New.
1035 (current_file_function_operand): Use it.
1036 (alpha_encode_section_info, alpha_end_function): Likewise.
1038 2001-11-07 David O'Brien <obrien@FreeBSD.org>
1040 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
1041 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
1042 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
1043 so OS specific files and use CPP_PREDEFINES for their needs.
1044 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
1045 target headers to tm_file.
1046 * config/ia64/aix.h (TARGET_VERSION): Likewise.
1047 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
1048 * config/ia64/linux.h (TARGET_VERSION): Likewise.
1049 (FUNCTION_PROFILER): Remove.
1050 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
1051 version in config/ia64/linux.h.
1052 * config/ia64/freebsd.h: New file.
1053 * config/freebsd.h: Tidy up.
1054 (_USING_CONFIG_FREEBSD): Define.
1055 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
1056 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
1057 (FBSD_STARTFILE_SPEC): Likewise.
1058 (FBSD_ENDFILE_SPEC): Likewise.
1059 (FBSD_LIB_SPEC): Likewise.
1060 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
1061 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
1062 set an ELF-improper one.
1064 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1066 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
1067 constant can be loaded in a single instruction to a register. When
1068 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
1069 depdi for insertion of most significant 32-bits on 64-bit hosts.
1070 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
1071 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
1072 * pa.md: New addmove pattern for adding constant_int to HImode
1073 register and moving result to HImode register. Remove HImode HIGH
1074 and LO_SUM patterns.
1076 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1078 * Makefile.in: Update.
1079 * c-decl.c (print_lang_decl, print_lang_type): Remove.
1080 (print_lang_identifier): Rename c_print_identifier.
1081 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1082 (print_lang_statistics, lang_print_xnode): Remove.
1083 * c-parse.in (set_yydebug): Rename c_set_yydebug.
1084 * c-tree.h (c_set_yydebug, c_print_identifier): New.
1085 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
1086 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
1087 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
1088 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1089 (LANG_HOOKS_INITIALIZER): Update.
1090 * langhooks.h (struct lang_hooks): New members.
1091 (lang_print_tree_hook): New.
1092 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
1093 * print-tree.c: Include langhooks.h.
1094 (print_node): Update.
1095 * toplev.c (decode_d_option): Update.
1096 * tree.c: Include langhooks.h.
1097 (dump_tree_statistics): Update.
1098 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
1099 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
1101 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
1102 LANG_HOOKS_SET_YYDEBUG): Override.
1103 (lang_print_xnode, print_lang_statistics): Remove.
1105 2001-11-09 Richard Henderson <rth@redhat.com>
1107 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
1108 on the symbol string.
1110 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1112 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
1113 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
1114 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
1116 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
1118 * tlink.c (recompile_files): Copy strings passed to `putenv'.
1120 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
1122 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
1123 (TYPE_READONLY): Likewise.
1125 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
1127 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
1128 don't pass --gdwarf2 to the assembler if the compiler will also
1131 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
1134 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1136 * alias.c (nonoverlapping_memrefs_p): New function.
1137 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
1139 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
1141 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
1143 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
1144 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
1145 generating altivec code.
1146 (FIXED_REGISTERS): VRSAVE is fixed.
1147 (CALL_USED_REGISTERS): VRSAVE is call used.
1149 2001-11-09 Jason Eckhardt <jle@rice.edu>
1151 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
1152 code the branch target as ".+16/.+12", but rather use labels.
1154 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
1156 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
1157 to work around limitations of certain versions of GAS.
1159 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
1160 (muldi3): Update due to SUBREG_BYTE changes.
1161 (casesi): Similarly.
1163 2001-11-09 Zack Weinberg <zack@codesourcery.com>
1165 * doc/invoke.texi: Remove comment referring to -xf77-version.
1167 2001-11-09 Kazu Hirata <kazu@hxi.com>
1169 * config/convex/convex.c: Fix comment formatting.
1170 * config/convex/convex.h: Likewise.
1172 2001-11-08 Zack Weinberg <zack@codesourcery.com>
1174 * Makefile.in (.po.pox): Look both in srcdir and builddir
1176 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
1177 to the source directory.
1179 2001-11-09 Ben Elliston <bje@redhat.com>
1180 Michael Meissner <meissner@redhat.com>
1181 Andrew MacLeod <amacleod@redhat.com>
1182 Richard Henderson <rth@redhat.com>
1183 Nick Clifton <nickc@redhat.com>
1184 Catherine Moore <clm@redhat.com>
1186 * m32r.c: Add support for m32rx processor.
1190 * m32r-protos.h: Add prototypes for m32rx functions.
1191 * doc/invoke.texi: Document -m32rx option.
1193 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1195 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
1198 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1200 * doc/install.texi2html: Use $MAKEINFO --no-split.
1202 2001-11-09 Andreas Schwab <schwab@suse.de>
1204 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
1205 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
1206 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
1207 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
1208 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
1210 2001-11-09 H.J. Lu <hjl@gnu.org>
1212 * config/mips/mips.c (mips_output_function_prologues): Cast
1213 `tsize' to long for output.
1215 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1217 * c-lang.c (LANG_HOOKS_NAME): New.
1218 (lang_hooks): Constify.
1219 (c_init_options): Update.
1220 (lang_identify): Remove.
1221 * c-parse.in (language_string): Remove.
1222 * dbxout.c: Include langhooks.h.
1223 (dbxout_symbol_location): Update.
1224 * dwarf2out.c: Include langhooks.h.
1225 (gen_compile_unit_die): Update.
1226 * dwarfout.c: Include langhooks.h.
1227 (prototyped_attribute, output_compile_unit_die): Update.
1228 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
1229 (LANG_HOOKS_INITIALIZER): Update.
1230 * langhooks.h (struct lang_hooks): New members. Constify.
1231 * stringpool.c: Don't include toplev.h.
1232 (set_identifier_size): Remove.
1233 * toplev.c (toplev_main): Initialize identifier size.
1234 (print_version): Update.
1235 * tree.h (language_string, init_lex, lang_identify,
1236 set_identifier_size): Remove.
1237 * Makefile.in: Update dependencies.
1238 * config/darwin.c: Include langhooks.h.
1239 (func_name_maybe_scoped): Update.
1240 * config/darwin.h (ASM_END_FILE): Update.
1241 * config/nextstep.h (ASM_END_FILE): Update.
1242 * config/nextstep21.h (ASM_END_FILE): Update.
1243 * config/i386/sun386.h (ASM_END_FILE): Update.
1244 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
1245 (rs6000_output_function_epilogue): Update.
1247 * objc-act.c (LANG_HOOKS_NAME): Override.
1248 (struct lang_hooks): Constify.
1249 (objc_init_options): Update.
1250 (lang_identify): Remove.
1252 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
1254 * fold-const.c (lshift_double): Honor PREC.
1255 (rshift_double): Likewise.
1257 2001-11-08 Kazu Hirata <kazu@hxi.com>
1259 * config/1750a/1750a.c: Fix comment formatting.
1260 * config/1750a/1750a.h: Likewise.
1262 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
1264 * configure.in (--enable-languages): Be more permissive about
1265 syntax. Check for empty lists better. Warn about $LANGUAGES.
1266 * configure: Regenerated.
1268 2001-11-08 Richard Henderson <rth@redhat.com>
1270 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
1272 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
1274 * config.gcc: Rename stormy16 to xstormy16.
1275 * config/stormy16/stormy-abi: Likewise.
1276 * config/stormy16/stormy16-protos.h: Likewise.
1277 * config/stormy16/stormy16.c: Likewise.
1278 * config/stormy16/stormy16.h: Likewise.
1279 * config/stormy16/stormy16.md: Likewise.
1281 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
1283 * tree.h (TYPE_VOLATILE): Add enable-checking code.
1284 (TYPE_READONLY): Likewise.
1286 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1288 * reload1.c (reload): Don't delete equiv insn if can throw.
1290 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
1291 (clear_storage): Likewise, for OBJECT.
1293 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
1295 * pa.c (emit_move_sequence): Fix SUBREG expression to
1296 use proper byte offset when extending a constant from
1299 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1301 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
1304 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1306 * explow.c (convert_memory_address, case SUBREG): Only return
1307 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
1309 2001-11-08 Richard Henderson <rth@redhat.com>
1311 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
1312 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
1313 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
1315 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
1317 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
1319 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1321 * dwarf2out.c (debug_str_hash): New.
1322 (struct indirect_string_node): New.
1323 (struct dw_val_struct): Change type of val_str to it.
1324 (DEBUG_STR_SECTION_FLAGS): Define.
1325 (add_AT_string): Push string into hashtable, increment reference
1327 (AT_string): Return string from ht_identifier.
1328 (AT_string_form): New.
1329 (free_AT): For dw_val_class_str, just decrement reference counter.
1330 (size_of_string): Remove.
1331 (size_of_die): Use AT_string_form to decide what size the string
1333 (size_of_pubnames): Use strlen instead of size_of_string.
1334 (value_format): Use AT_string_form for dw_val_class_str.
1335 (output_die): Output DW_FORM_strp strings using
1336 dw2_asm_output_offset.
1337 (indirect_string_alloc, output_indirect_string): New.
1338 (dwarf2out_finish): Emit .debug_str strings if there are any.
1340 2001-11-08 Andreas Franck <afranck@gmx.de>
1342 * configure.in: Add AC_ARG_PROGRAM to support program name
1343 transformation with --program-prefix, --program-suffix and
1344 --program-transform-name.
1345 * configure: Regenerated.
1346 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
1347 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
1348 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
1349 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
1350 program_transform_name the way suggested by autoconf.
1351 (GCC_TARGET_INSTALL_NAME): Define.
1352 (install-driver): Use the transformed target alias name.
1354 2001-11-08 Richard Henderson <rth@redhat.com>
1356 * config/mips/mips.c (save_restore_insns): Remove GP from the
1357 restore registers mask early instead of special casing it inside
1360 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
1362 * cp/decl.c (shadow_warning): New function.
1363 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
1364 and an error when a block scope decl shadows a parameter.
1366 2001-11-08 Richard Henderson <rth@redhat.com>
1368 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
1371 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1373 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
1374 to implement floating negation on processors prior to PA 2.0.
1376 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1378 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
1379 (USE_LINKONCE_INDIRECT): Define.
1380 (dw2_output_indirect_constant_1): Try to output indirect constants
1381 into linkonce sections if possible.
1382 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
1383 (dw2_output_indirect_constants): Likewise.
1385 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1387 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
1389 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
1391 * c-decl.c (pushdecl): Remove file and line.
1392 * c-typeck.c (pop_init_level): Remove size.
1394 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1396 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
1399 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
1400 (TARGET_ALTIVEC): New.
1401 (TARGET_SWITCHES): Add altivec.
1402 (FIRST_PSEUDO_REGISTER): Change to 109.
1403 (CALL_USED_REGISTERS): Same.
1404 (FIRST_ALTIVEC_REGNO): New.
1405 (LAST_ALTIVEC_REGNO): New.
1406 (ALTIVEC_REGNO_P): New.
1407 (UNITS_PER_ALTIVEC_WORD): New.
1408 (ALTIVEC_VECTOR_MODE): New.
1409 (FIXED_REGISTERS): Add altivec registers.
1410 (REG_ALLOC_ORDER): Same.
1411 (HARD_REGNO_NREGS): Adjust for altivec registers.
1412 (HARD_REGNO_MODE_OK): Same.
1413 (MODES_TIEABLE_P): Same.
1414 (REGISTER_MOVE_COST): Same.
1415 (REGNO_REG_CLASS): Same.
1416 (reg_class): Add ALTIVEC_REGS.
1417 (REG_CLASS_NAMES): Same.
1418 (REG_CLASS_CONTENTS): Same.
1419 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
1420 (ALTIVEC_ARG_RETURN): New.
1421 (FUNCTION_VALUE): Handle VECTOR_TYPE.
1422 (LIBCALL_VALUE): Handle altivec vector modes.
1423 (VECTOR_MODE_SUPPORTED_P): New.
1424 (ALTIVEC_ARG_MIN_REG): New.
1425 (ALTIVEC_ARG_MAX_REG): New.
1426 (ALTIVEC_ARG_NUM_REG): New.
1427 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
1428 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
1429 (REGISTER_NAMES): Add altivec regs.
1430 (DEBUG_REGISTER_NAMES): Same.
1431 (ADDITIONAL_REGISTER_NAMES): Same.
1432 (rs6000_builtins): New.
1433 (MD_EXPAND_BUILTIN): New.
1434 (MD_INIT_BUILTINS): New.
1435 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
1436 for AltiVec instructions.
1437 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
1438 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
1440 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
1441 (TARGET_SWITCHES): Add no-altivec.
1442 (DATA_ALIGNMENT): Align vectors to 128 bits.
1443 (TARGET_OPTIONS): Add abi= option.
1444 Add rs6000_abi_string extern.
1445 (LOCAL_ALIGNMENT): New.
1446 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
1447 (MASK_ALTIVEC_ABI): New.
1448 (TARGET_ALTIVEC_ABI): New.
1449 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
1451 (STACK_BOUNDARY): Adjust for altivec.
1452 (BIGGEST_ALIGNMENT): Same.
1453 (rs6000_args): Add vregno.
1454 (USE_ALTIVEC_FOR_ARG_P): New.
1455 (FIXED_REGISTERS): Add vrsave register.
1456 (CALL_USED_REGISTERS): Same.
1457 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
1458 (VRSAVE_REGNO): New.
1459 (reg_class): Add VRSAVE_REGS.
1460 (REG_CLASS_NAMES): Same.
1461 (REG_CLASS_CONTENTS): Same.
1462 (REGNO_REG_CLASS): Same.
1464 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
1465 (ABI_STACK_BOUNDARY): Same.
1466 (BIGGEST_ALIGNMENT): Same.
1467 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
1468 (ROUND_TYPE_ALIGN): Same.
1470 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1473 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1476 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1479 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
1480 (altivec_expand_builtin): New.
1481 (altivec_init_builtins): New.
1482 (TARGET_EXPAND_BUILTIN): New.
1483 (TARGET_INIT_BUILTINS): New.
1484 (rs6000_init_builtins): New.
1485 (struct builtin_description): New.
1487 (rs6000_reg_names): Add altivec registers.
1488 (alt_reg_names): Same.
1489 (secondary_reload_class): Altivec regs can hold altivec regs and
1491 (rs6000_emit_move): Force constants into memory for AltiVec moves.
1492 (print_operand): Add 'y' case for printing altivec memory
1494 (rs6000_legitimize_address): Legitimize vector addresses into
1496 (altivec_expand_binop_builtin): New.
1497 New string rs6000_current_abi.
1498 (rs6000_override_options): Call rs6000_parse_abi_options.
1499 (rs6000_parse_abi_options): New.
1500 (function_arg_boundary): Vector arguments must be 16
1502 (function_arg_advance): Handle vector arguments.
1503 (function_arg_partial_nregs): Same.
1504 (init_cumulative_args): Same.
1505 (function_arg): Same.
1507 * config/rs6000/rs6000.md (altivec_lvx): New.
1508 (type): Add altivec attribute.
1510 (*movv4si_internal): New.
1512 (*movv16qi_internal): New.
1514 (*movv8hi_internal1): New.
1516 (*movv4sf_internal1): New.
1517 (altivec_stvx): New.
1633 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
1635 * Makefile.in (df.o): Add fibheap.h to dependencies.
1637 * df.h: Add prototypes for transfer functions, iterative_dataflow
1639 (enum df_flow_dir): New enum.
1640 (enum df_confluence_op): New enum.
1641 (struct df): Add inverse_rts_map.
1643 * df.c: Add sbitmap.h to the list of includes.
1644 (df_rd_global_compute): Removed.
1645 (df_ru_global_compute): Removed.
1646 (df_lr_global_compute): Removed.
1647 (df_rd_transfer_function): New function.
1648 (df_ru_transfer_function): New function.
1649 (df_lr_transfer_function): New function.
1650 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
1651 Use iterative_dataflow_bitmap instead of df_*_global_compute.
1652 (iterative_dataflow_sbitmap): New function.
1653 (iterative_dataflow_bitmap): New function.
1655 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1657 * doc/gcc.texi: Move terminology and spelling conventions to
1658 htdocs/codingconventions.html.
1660 2001-11-07 Graham Stott <grahams@redhat.com>
1662 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
1664 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
1666 * expmed.c (expand_mult): Force operand to register before computing
1668 * i386.c (x86_decompose_lea): New global vairable.
1669 * i386.h (x86_decompose_lea): Declare.
1670 (TARGET_DECOMPOSE_LEA): New macro.
1671 (RTX_COST): Handle leas properly.
1673 2001-11-06 Richard Henderson <rth@redhat.com>
1675 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
1676 defined for a CONSTRUCTOR; don't check it.
1678 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
1680 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
1681 test for absolute pathnames.
1683 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
1685 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
1686 instructions up to the target pc inclusive.
1688 2001-11-06 Steve Christiansen <smc@us.ibm.com>
1690 * loop.c (loop_regs_scan): Don't invalidate PIC register.
1692 2001-11-06 Eric Christopher <echristo@redhat.com>
1694 * config/mips/mips.md(movdf_internal2): Add constraints for float
1695 to general register move.
1696 * config/mips/elf64.h: Add default ABI.
1698 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1700 * alias.c:: Include langhooks.h.
1701 * emit-rtl.c: Similarly.
1702 * toplev.c: Similarly.
1703 * tree-inline.c: Similarly.
1704 * langhooks-def.h: New, the old langhooks.h. Give the default
1705 hooks a common prefix.
1706 * langhooks.h: Contents extracted from toplev.h.
1707 * toplev.h: Move langhook stuff to langhooks.h.
1708 * langhooks.c: Give default hooks a common prefix.
1710 * c-lang.c: Include langhooks-def.h.
1711 * objc/objc-act.c: Similarly.
1712 * Makefile.in: Update.
1713 * objc/Make-lang.in: Update.
1715 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1717 * doc/install.texi: Document that configure options not listed in
1718 this file are unsupported. Document --with-system-zlib.
1720 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1722 * rtl.h (mem_for_const_double): New declaration.
1723 * varasm.c (mem_for_const_double): New function.
1724 * config/convex/convex.md (movdf): Use it.
1725 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
1726 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
1727 * config/m68k/m68kv4.h: Likewise.
1729 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
1730 of new GP reg classes.
1732 * expr.c (store_field): When making temp object for unaligned
1733 component, set it to alias set 0.
1735 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
1737 * c-common.c (c_expand_expr_stmt): Apply default conversions to
1738 non-lvalue arrays if C99.
1739 * c-typeck.c (default_conversion): Split out code handling
1740 array-to-pointer and function-to-pointer conversions into a
1741 separate default_function_array_conversion function.
1742 (default_function_array_conversion): New function. Keep track of
1743 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
1744 arrays unchanged outside C99 mode instead of giving an error for
1746 (build_component_ref): Use pedantic_non_lvalue when handling
1747 COMPOUND_EXPR. Don't handle COND_EXPR specially.
1748 (convert_arguments): Use default_function_array_conversion.
1749 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
1751 (unary_complex_lvalue): Likewise.
1752 (internal_build_compound_expr): Use
1753 default_function_array_conversion. Apply default conversions to
1754 function in compound expression.
1755 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
1756 Use default_function_array_conversion.
1757 * doc/extend.texi: Update documentation of subscripting non-lvalue
1761 2001-11-05 Zack Weinberg <zack@codesourcery.com>
1763 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
1764 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
1765 corresponding to the complete set of .po and .gmo files in
1766 the source directory's po subdir, modified by LINGUAS. Don't
1767 look at ALL_LINGUAS.
1768 * configure.in: Don't set ALL_LINGUAS.
1769 * configure: Regenerate.
1771 * Makefile.in (.po.gmo): Don't move into source directory.
1772 (.po.pox): Clarify comments.
1773 (install-po): Look for .gmo files in both srcdir and objdir;
1774 don't fail if a file is totally missing.
1775 (distclean): rmdir ada subdirectory too.
1777 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1779 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1780 CONSTRUCTORs _correctly_.
1782 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1784 * c-decl.c (delete_block): Remove.
1785 * c-tree.h (delete_block): Remove.
1787 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1789 * cppexp.c (lex, parse_defined): Update warning about defined.
1791 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
1793 * config/rs6000/rs6000.c (rs6000_select_section): Handle
1796 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
1798 * config/arm/arm.c (arm_return_in_memory): Cope with
1799 int_size_in_bytes returning -1.
1801 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
1804 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
1806 * Makefile.in (bb-reoder.o): Add dependency on cfglayout.h;
1807 remove unneeded dependencies;
1809 * cfglayout.c, cfglayout.h: New files; break out from ...
1810 * bb-reorder.c: ... here; Remove unneeded includes;
1812 2001-11-04 Alan Modra <amodra@bigpond.net.au>
1814 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
1816 2001-11-04 David Edelsohn <edelsohn@gnu.org>
1818 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
1819 mode as well. Do not explicitly create intermediate regs.
1821 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1823 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
1824 (common_section): Delete unused variable.
1825 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
1826 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1827 * arm-protos.h (arm_poke_function_name, aof_add_import,
1828 aof_delete_import): Const-ify.
1829 * arm.c (legitimize_pic_address): Wrap variables in the macro
1830 controlling their usage.
1831 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
1832 (arm_poke_function_name, pic_chain, import, aof_add_import,
1833 aof_delete_import): Const-ify.
1834 * i386.c (ix86_osf_output_function_prologue): Const-ify.
1835 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1836 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
1837 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
1838 * i860/sysv3.h: Add missing comment closure.
1839 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
1840 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
1841 to symbolic_operand.
1843 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
1844 (i960-*-*): Set tmake_file.
1845 (sparc86x-*-elf*): Fix typo in header name.
1847 * sched-rgn.c (schedule_insns): Delete unused variable.
1849 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1852 * c-typeck.c (lookup_field): Rework to return a chain down to
1853 the looked-up field.
1854 (build_component_ref): Use the new lookup_field to handle
1855 nested anonymous entities correctly.
1857 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1859 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
1860 Change parameters to gen_rtx_CONST_DOUBLE.
1861 (GEN_INT64, sparc_emit_set_const64): Likewise.
1862 * config/sparc/sparc.md (movdf split): Likewise.
1864 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
1866 * unroll.c (calculate_giv_inc): Use find_last_value rather
1867 than just hoping the last instruction is the right SET.
1868 [Fixes 990604-1.c on stormy16.]
1870 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
1871 library at all if -T is used.
1873 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
1874 some uses of uninitialized variables in error cases.
1876 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
1877 look at 'temp' if we won't be using it.
1879 * config/stormy16/stormy16.h (CONST_COSTS): Define.
1880 (RTX_COSTS): Define.
1881 (ADDRESS_COST): Define.
1882 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
1884 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
1886 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
1887 stormy16_asm_output_mi_thunk.
1888 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
1890 * config/stormy16/stormy16-protos.h
1891 (stormy16_asm_output_mi_thunk): New prototype.
1893 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1895 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
1896 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
1897 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
1898 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
1899 sched-int.h, toplev.c, config/alpha/alpha.c,
1900 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
1901 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
1902 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
1903 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
1904 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
1905 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
1906 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
1908 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1910 * Makefile.in (dbxout.o): Depend on function.h.
1911 * collect2.c (is_in_list): Hide unused function.
1912 * dbxout.c: Include function.h.
1913 (source_label_number, dbxout_source_line, dbxout_source_file,
1914 dbxout_function_end, dbxout_begin_function): Wrap/move inside
1915 macros controlling usage.
1916 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
1917 * output.h (exports_section): Prototype.
1919 * convex.c (convex_output_function_prologue): Fix format specifier
1921 (asm_declare_function_name): Fix signed/unsigned warning.
1922 (print_operand): Fix format specifier warning.
1923 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
1924 * dsp16xx-protos.h (uns_comparison_operator,
1925 num_1600_core_shifts): Prototype.
1926 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
1927 (frame_size, frame_pointer_offset): Delete.
1928 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
1929 Make static. Fix format specifier warnings.
1930 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
1931 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
1932 * dsp16xx.md: Add default case in switches.
1933 * fr30.h (IN_RANGE): Delete.
1934 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1935 * mcore-protos.h (mcore_output_cmov): Const-ify.
1936 * mcore.c (mcore_output_cmov): Likewise.
1937 * mcore.h (switch_to_section): Make static and prototype.
1938 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
1939 unsigned>=0 warnings.
1940 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
1941 * rs6000-protos.h (read_only_data_section,
1942 read_only_private_data_section): Prototype.
1943 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1944 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
1945 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
1947 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1949 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
1951 * final.c (final_scan_insn): Add brackets around body of if-stmt.
1952 * gcc.c (convert_filename): Add static prototype. Const-ify.
1953 Wrap variable in macros controlling its use.
1954 * output.h (sdata_section): Add prototype.
1956 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1957 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
1958 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
1959 (ASM_FILE_START): Const-ify.
1960 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
1962 * c4x.md: Don't use the 'U' integer suffix.
1963 * clipper.md (clipper_movstr): Delete declaration.
1964 * d30v-protos.h (d30v_move_2words): Const-ify.
1965 (debug_stack_info): Add prototype.
1966 * d30v.c: Include "integrate.h".
1967 (d30v_function_arg_boundary, d30v_function_arg,
1968 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
1969 signed/unsigned warnings.
1970 (d30v_print_operand_memory_reference, d30v_move_2words):
1972 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
1973 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
1974 * fr30.md: Const-ify.
1975 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1976 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
1977 (mvs_get_label_page): Hide unused static function.
1978 * i860.c (current_function_original_name): Const-ify.
1979 * i860/sysv3.h (current_function_original_name): Likewise.
1980 * i860/sysv4.h (current_function_original_name): Likewise.
1981 * i960.md: Add default case in switches. Remove unused variable.
1982 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
1983 * m32r.md: Const-ify.
1984 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
1985 * m68hc11.c: Include "reload.h".
1986 (static_chain_reg, print_options, m68hc11_asm_file_start):
1988 * m68hc11.md: Delete unused variable. Const-ify. Add parens
1989 around & in comparison.
1990 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1991 * mn10200.c (shift_mode): Remove trailing comma.
1992 * mn10300-protos.h (output_tst): Const-ify.
1993 * mn10300.c (output_tst): Likewise.
1994 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
1996 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
1997 * pa.c (output_ascii): Likewise.
1998 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
1999 * pdp11.md (expand_unop): Delete declarations.
2000 * pj-protos.h (pj_output_addsi3): Const-ify.
2001 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
2002 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
2003 unique_src_operand): Add prototypes.
2004 (pj_output_store_into_lval): Make definition static.
2005 (pj_function_incoming_arg): Don't use unary plus.
2006 (pj_output_addsi3): Const-ify.
2007 * romp.md (get_symref): Delete declarations.
2008 * v850-c.c (mark_current_function_as_interrupt): Don't return
2009 value from void function.
2010 * v850.c: Include "integrate.h".
2011 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
2012 * vax-protos.h (const_section): Add prototype.
2014 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
2016 * machmode.def: Add documentation for the seventh argument in
2019 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
2021 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
2023 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
2024 <-melf>: Don't have markup for ELF acronym.
2026 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
2028 * config.gcc (mmix-*-*): New target.
2029 * doc/invoke.texi: Document MMIX options.
2030 * doc/contrib.texi: Add note about MMIX port to my entry.
2031 * config/mmix/t-mmix: New file.
2032 * config/mmix/mmix.h: New file.
2033 * config/mmix/mmix-protos.h: New file.
2034 * config/mmix/mmix.c: New file.
2035 * config/mmix/mmix.md: New file.
2036 * config/mmix/crti.asm: New file.
2037 * config/mmix/crtn.asm: New file.
2039 2001-11-03 Kazu Hirata <kazu@hxi.com>
2041 * config/sparc/linux-aout.h: Fix comment formatting.
2042 * config/sparc/linux.h: Likewise.
2043 * config/sparc/linux64.h: Likewise.
2044 * config/sparc/lynx.h: Likewise.
2045 * config/sparc/pbd.h: Likewise.
2046 * config/sparc/sol2-sld-64.h: Likewise.
2047 * config/sparc/sol2.h: Likewise.
2048 * config/sparc/sparc.c: Likewise.
2049 * config/sparc/sparc.h: Likewise.
2050 * config/sparc/sparc.md: Likewise.
2051 * config/sparc/sunos4.h: Likewise.
2052 * config/sparc/vxsim.h: Likewise.
2053 * config/sparc/vxsparc.h: Likewise.
2054 * config/sparc/vxsparc64.h: Likewise.
2056 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2058 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
2059 reference to CONST_DOUBLE_MEM in comment.
2060 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
2061 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
2062 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
2063 * function.c (pop_function_context_from): Don't call
2064 restore_varasm_status.
2065 * function.h (restore_varasm_status): Delete declaration.
2066 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
2068 * rtl.def (CONST_DOUBLE): Update comment.
2069 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
2070 (CONST_DOUBLE_CHAIN): Likewise.
2071 (CONST_DOUBLE_MEM): Delete.
2072 (gen_rtx_CONST_DOUBLE): Update parameters.
2073 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
2074 Remove reference to CONST_DOUBLE_MEM.
2075 (const_alias_set): New variable.
2076 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
2077 (immed_real_const_1): Adjust tests for 0, 1, and 2.
2078 Don't set CONST_DOUBLE_MEM.
2079 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
2080 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
2081 Put constant in const_alias_set.
2082 (struct pool_constant): ALIGN now unsigned.
2083 OFFSET now HOST_WIDE_INT.
2085 (restore_varasm_status): Deleted.
2086 (mark_pool_constant): Mark desc->rtl.
2087 (force_const_mem): Rework to store rtl in hash table,
2088 not CONST_DOUBLE_MEM.
2089 Put constant in const_alias_set.
2090 (find_pool_constant): Check desc->rtl.
2091 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
2092 (init_varasm_once): Initialize const_alias_set.
2094 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
2097 * reload.c (combine_reloads): Don't combine an output reload if there
2098 are other reloads around for part of the output.
2100 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
2101 constant expression.
2102 (set_mem_decl): New function.
2103 * expr.h (set_mem_decl): New declaration.
2104 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
2105 (output_asm_operand_names): Add tab.
2106 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
2108 * builtins.c (get_memory_rtx): Properly set MEM alias set and
2111 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2113 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
2114 Use "invalid" instead of "illegal". Use @r in comments in
2117 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
2119 * c-decl.c (pushdecl): Move block inside if conditional to remove
2120 possibility of a segfault. Lookup block-level extern
2121 variables in enclosing scopes correctly.
2123 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
2125 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2127 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
2128 SUBREG so we avoid SUBREGing memory.
2130 * expmed.c (store_bit_field): Same.
2132 2001-11-02 DJ Delorie <dj@redhat.com>
2134 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
2135 using FP registers for DImode mem-mem moves is acceptable.
2137 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2139 * builtins.c (apply_args_size): Handle vector arguments.
2140 (apply_result_size): Same.
2142 * machmode.def: Set WIDER mode field for all vector entries.
2144 2001-11-02 Graham Stott <grahams@redhat.com>
2146 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
2148 2001-11-01 Eric Christopher <echristo@redhat.com>
2150 * config.gcc: Revert part of earlier patch.
2151 * config/mips/linux.h: Ditto.
2152 * df.c: Include tm_p.h to avoid warnings.
2153 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
2155 * config/mips/mips.c: Define mips_abi regardless.
2156 (mips_output_function_prologues): Add long casts for .frame
2158 (override_options): Allow use of ABI_32.
2160 2001-11-01 Kazu Hirata <kazu@hxi.com>
2162 * config/m68hc11/m68hc11.c: Fix comment formatting.
2163 * config/m68hc11/m68hc11.h: Likewise.
2164 * config/m68hc11/m68hc11.md: Likewise.
2166 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
2168 * c-typeck.c (default_conversion): Retain the original expression
2170 * gcc.dg/Wparentheses.c: New tests.
2172 2001-11-01 David S. Miller <davem@redhat.com>
2174 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
2175 64-bit Sparc description more in line with reality.
2177 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
2179 * Makefile.in (GCOV_OBJS): Add version.o.
2180 * gcov.c: Include "version.h" and <getopt.h>.
2181 (gcov_version_string): Remove.
2182 (print_usage): Take a parameter to determine whether this is a
2183 call from --help or an error message. Give fuller output that
2184 follows the GNU Coding Standards for --help.
2185 (print_version): New function.
2187 (process_args): Use getopt_long. Support long options. Follow
2188 GNU Coding Standards for --help and --version.
2189 * doc/gcov.texi: Document long options.
2190 Addresses part of PR other/704.
2192 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2194 * pa.c (output_move_double): Fix typo in double load.
2196 2001-11-01 Kazu Hirata <kazu@hxi.com>
2198 * config/h8300/h8300.c (h8300_encode_label): Compute a string
2199 before passing it to ggc_alloc_string.
2201 2001-11-01 Kazu Hirata <kazu@hxi.com>
2203 * config/m68k/3b1.h: Fix comment formatting.
2204 * config/m68k/3b1g.h: Likewise.
2205 * config/m68k/a-ux.h: Likewise.
2206 * config/m68k/amix.h: Likewise.
2207 * config/m68k/apollo68.h: Likewise.
2208 * config/m68k/atari.h: Likewise.
2209 * config/m68k/aux-exit.c: Likewise.
2210 * config/m68k/ccur-GAS.h: Likewise.
2211 * config/m68k/crds.h: Likewise.
2212 * config/m68k/dpx2.h: Likewise.
2213 * config/m68k/dpx2g.h: Likewise.
2214 * config/m68k/hp310.h: Likewise.
2215 * config/m68k/hp320.h: Likewise.
2216 * config/m68k/isi.h: Likewise.
2217 * config/m68k/linux.h: Likewise.
2218 * config/m68k/lynx.h: Likewise.
2219 * config/m68k/m68k-psos.h: Likewise.
2220 * config/m68k/m68k.c: Likewise.
2221 * config/m68k/m68k.h: Likewise.
2222 * config/m68k/m68k.md: Likewise.
2223 * config/m68k/m68kelf.h: Likewise.
2224 * config/m68k/m68kv4.h: Likewise.
2225 * config/m68k/mot3300.h: Likewise.
2226 * config/m68k/news.h: Likewise.
2227 * config/m68k/next.h: Likewise.
2228 * config/m68k/pbb.h: Likewise.
2229 * config/m68k/plexus.h: Likewise.
2230 * config/m68k/sgs.h: Likewise.
2231 * config/m68k/sun3.h: Likewise.
2232 * config/m68k/tower.h: Likewise.
2233 * config/m68k/vxm68k.h: Likewise.
2235 2001-10-31 DJ Delorie <dj@redhat.com>
2237 * config/mips/mips.h (mips_cache_flush_func): Prototype.
2238 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
2239 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
2240 * config/mips/mips.c (mips_cache_flush_func): New.
2241 * doc/invoke.texi: Document the new options.
2243 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
2245 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
2246 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
2248 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
2250 * config/cris/cris.c: Include output.h after tree.h but before
2253 2001-10-31 Zack Weinberg <zack@codesourcery.com>
2255 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
2256 (INTL_SUBDIRS): Just intl.
2257 (.SUFFIXES): Add .gmo .po .pox.
2258 (native): Also depend on build-@POSUB@.
2259 (intl.all, intl.install): Depend on config.h and things it includes.
2260 (po-generated): New target; depend on c-parse.c and tradcif.c.
2261 (install-normal): Also depend on install-@POSUB@.
2262 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
2263 (build-, install-, build-po, update-po, install-po,
2264 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
2266 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
2267 * configure.in: Don't munge XGETTEXT. Don't generate
2269 * configure: Regenerate.
2271 * exgettext: Delete.
2272 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
2273 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
2275 2001-10-31 Kazu Hirata <kazu@hxi.com>
2277 * config/h8300/h8300.md (two anonymous patterns): New.
2279 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
2281 * tree.h (tree_index): Add support for V16QI and V8HI.
2282 (V8HI_type_node): New.
2283 (V16QI_type_node): New.
2285 * tree.c (build_common_tree_nodes_2): Same.
2287 * c-common.c (type_for_mode): Same.
2289 2001-10-31 Kazu Hirata <kazu@hxi.com>
2291 * config/i386/att.h: Fix comment formatting.
2292 * config/i386/beos-elf.h: Likewise.
2293 * config/i386/bsd.h: Likewise.
2294 * config/i386/bsd386.h: Likewise.
2295 * config/i386/crtdll.h: Likewise.
2296 * config/i386/cygwin.asm: Likewise.
2297 * config/i386/cygwin.h: Likewise.
2298 * config/i386/djgpp.h: Likewise.
2299 * config/i386/freebsd-aout.h: Likewise.
2300 * config/i386/freebsd.h: Likewise.
2301 * config/i386/gas.h: Likewise.
2302 * config/i386/i386-interix.h: Likewise.
2303 * config/i386/i386-protos.h: Likewise.
2304 * config/i386/i386.c: Likewise.
2305 * config/i386/i386.h: Likewise.
2306 * config/i386/i386.md: Likewise.
2307 * config/i386/i386elf.h: Likewise.
2308 * config/i386/interix.c: Likewise.
2309 * config/i386/isc.h: Likewise.
2310 * config/i386/isccoff.h: Likewise.
2311 * config/i386/iscdbx.h: Likewise.
2312 * config/i386/linux.h: Likewise.
2313 * config/i386/lynx.h: Likewise.
2314 * config/i386/mingw32.h: Likewise.
2315 * config/i386/netbsd-elf.h: Likewise.
2316 * config/i386/next.h: Likewise.
2317 * config/i386/osf1elf.h: Likewise.
2318 * config/i386/osfrose.h: Likewise.
2319 * config/i386/sco5.h: Likewise.
2320 * config/i386/seq-gas.h: Likewise.
2321 * config/i386/seq-sysv3.h: Likewise.
2322 * config/i386/sequent.h: Likewise.
2323 * config/i386/sol2.h: Likewise.
2324 * config/i386/sun386.h: Likewise.
2325 * config/i386/uwin.asm: Likewise.
2326 * config/i386/uwin.h: Likewise.
2327 * config/i386/vxi386.h: Likewise.
2328 * config/i386/win32.h: Likewise.
2329 * config/i386/winnt.c: Likewise.
2330 * config/i386/xm-cygwin.h: Likewise.
2331 * config/i386/xm-mingw32.h: Likewise.
2333 2001-10-31 Kazu Hirata <kazu@hxi.com>
2335 * builtins.def: Fix comment typos.
2336 * config/alpha.c: Likewise.
2337 * config/arm/arm.c: Likewise.
2338 * config/avr/avr.h: Likewise.
2339 * config/d30v/d30v.c: Likewise.
2340 * config/d30v/d30v.h: Likewise.
2341 * config/d30v/d30v.md: Likewise.
2342 * config/dsp16xx/dsp16xx.c: Likewise.
2343 * config/fr30/fr30.c: Likewise.
2344 * config/fr30/fr30.md: Likewise.
2345 * config/i386/i386.c: Likewise.
2346 * config/i860/i860.c: Likewise.
2347 * config/i960/i960.c: Likewise.
2348 * config/ia64/ia64.c: Likewise.
2349 * config/mips/mips.c: Likewise.
2350 * config/pa/pa.c: Likewise.
2351 * config/rs6000/rs6000.c: Likewise.
2352 * config/s390/s390.c: Likewise.
2353 * config/sparc/sparc.c: Likewise.
2355 2001-10-30 Kazu Hirata <kazu@hxi.com>
2357 * config/mips/elf.h: Fix comment formatting.
2358 * config/mips/elf64.h: Likewise.
2359 * config/mips/iris5.h: Likewise.
2360 * config/mips/iris5gas.h: Likewise.
2361 * config/mips/iris6.h: Likewise.
2362 * config/mips/isa3264.h: Likewise.
2363 * config/mips/linux.h: Likewise.
2364 * config/mips/mips.c: Likewise.
2365 * config/mips/mips.h: Likewise.
2366 * config/mips/mips.md: Likewise.
2367 * config/mips/mips16.S: Likewise.
2368 * config/mips/netbsd.h: Likewise.
2369 * config/mips/osfrose.h: Likewise.
2370 * config/mips/r3900.h: Likewise.
2371 * config/mips/sni-svr4.h: Likewise.
2372 * config/mips/svr4-t.h: Likewise.
2373 * config/mips/ultrix.h: Likewise.
2375 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
2377 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
2378 when we update head->current.
2380 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
2382 * tree.c (id_string_size): Remove.
2383 (dump_tree_statistics): Update.
2384 * toplev.c (compile_file): If dumping stats, dump tree stats too.
2386 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
2388 * sched-rgn.c (schedule_insns): Fix comment.
2390 2001-10-30 Zack Weinberg <zack@codesourcery.com>
2392 * configure.in: Correct previous change: don't assume that
2393 gas's version number _isn't_ the last thing on the line, or
2394 isn't the only number on the line, either.
2395 * configure: Regenerate.
2397 2001-10-30 Kazu Hirata <kazu@hxi.com>
2399 * cfgcleanup.c: Fix a comment typo.
2401 2001-10-30 Kazu Hirata <kazu@hxi.com>
2403 * alias.c: Fix comment formatting.
2404 * recog.c: Likewise.
2405 * config/cris/cris.c: Likewise.
2406 * config/cris/cris.h: Likewise.
2407 * config/i960/i960.c: Likewise.
2408 * config/i960/i960.h: Likewise.
2410 2001-10-30 Kazu Hirata <kazu@hxi.com>
2412 * config/arm/arm.c: Fix a comment typo.
2413 * config/arm/arm.h: Likewise.
2414 * config/ia64/ia64.c: Likewise.
2416 2001-10-30 Jakub Jelinek <jakub@redhat.com>
2418 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
2419 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
2420 * rtl.h (set_unique_reg_note): Change return value.
2421 * gcse.c (try_replace_reg): Use set_unique_reg_note.
2422 * cse.c (cse_insn): Likewise.
2423 * expr.c (emit_move_insn): Likewise.
2424 * explow.c (force_reg): Likewise.
2425 * local-alloc (update_equiv_regs): Likewise.
2426 * loop.c (move_moveables, load_mems): Likewise.
2427 * reload (find_reloads): Likewise.
2429 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
2432 * c-decl.c (parmlist_tags_warning, start_struct,
2433 check_for_loop_decls): Separate messages for struct, union and
2434 enum cases to allow for languages in which they have different
2436 * c-format.c (scanf_flag_specs): Separate short and long name of
2437 the assignment suppression feature.
2438 (check_format_types): Localize "pointer" and "different types"
2440 * c-lex.c (lex_number): Localize "an unsigned long int" and
2442 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
2444 * c-typeck.c (build_unary_up): Separate messages for increment and
2445 decrement cases to allow for languages in which they use different
2446 articles. Localize the strings "increment" and "decrement" in one
2449 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
2451 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
2452 when no changes has been made.
2454 * gcse.c (reg_set_bitmap): Turn into reg_set.
2455 (modify_mem_list_set, canon_modify_mem_list_set)
2456 (clear_modify_mem_tables, free_modify_mem_tables): New.
2457 (gcse_main); Use free_modify_mem_tables.
2458 (free_gcse_mem): Likewise; free the bitmaps.
2459 (alloc_gcse_main): Initialize the bitmaps.
2460 (canon_list_insert): Set canon_modify_mem_list_set.
2461 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
2462 (compute_hash_table): Use clear_modify_mem_tables.
2463 (reset_opr_set_tables): Likewise.
2464 (oprs_not_set_p): reg_set_bitmap is regset.
2465 (mark_set, mark_clobber): Likewise.
2467 * df.h (DF_EQUIV_NOTES): New constant.
2468 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
2471 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
2472 (init_regions, schedule_insns): Conditionalize the checking
2473 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
2475 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
2477 * i386.md (movti_rex64 splitter): Fix condition.
2479 2001-10-29 Zack Weinberg <zack@codesourcery.com>
2481 * configure.in: Do not assume that gas's version number is the
2482 last thing on the first line of as --version output.
2483 * configure: Regenerate.
2485 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
2486 MT_WARNING, MT_ERROR, MT_FATAL.
2487 (main): Call gcc_init_libintl.
2488 (v_message): Call gettext on msgid and "warning: "
2489 * tradcif.y: Include intl.h.
2490 (yyerror): Make parameter definition consistent with
2491 prototype. Call gettext on msgid argument.
2493 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2495 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
2498 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
2500 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2502 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
2503 before referencing it.
2505 2001-10-26 DJ Delorie <dj@redhat.com>
2507 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
2508 override -G, and force -G0.
2510 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2512 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
2513 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
2514 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
2515 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
2517 * loop.h (struct induction): Rename ext_dependant to
2519 * loop.c: Change all uses.
2520 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
2521 All callers changed.
2522 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
2524 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2526 * c-parse.in (expr_no_commas, primary), c-typeck.c
2527 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
2529 2001-10-29 David Edelsohn <edelsohn@gnu.org>
2531 Undo assemble_name change in earlier patch.
2533 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
2535 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
2536 determining the type of the receiver, do not check that TREE_CODE
2537 of receiver is CALL_EXPR before calling receiver_is_class_object().
2538 (receiver_is_class_object): For the GNU runtime: recognize
2539 the case that the receiver is self in a class method context.
2540 Check that TREE_CODE of receiver is CALL_EXPR when checking that
2541 the receiver is a call to objc_get_class.
2543 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2545 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
2547 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2549 * Makefile.in (OBJS): Put all files in alphabetical order.
2551 * dwarf2out.c (add_const_value_attribute): Fix error in last
2554 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
2556 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
2557 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
2559 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
2560 (life_analysis): call purge_all_dead_edges after deleting noops.
2561 (delete_noop_move): Do not purge CFG.
2562 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
2564 2001-10-28 David Edelsohn <edelsohn@gnu.org>
2566 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
2567 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
2568 (ASM_GLOBALIZE_LABEL): Use assemble_name.
2569 (ASM_OUTPUT_COMMON): Likewise.
2570 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
2571 (rs6000_output_function_epilogue): Likewise.
2572 (output_mi_thunk): Fix typo.
2573 (rs6000_output_symbol_ref): Use assemble_name.
2574 (output_toc): Likewise.
2575 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
2576 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
2577 assemble_name calls STRIP_NAME_ENCODING.
2578 (ASM_OUTPUT_LABEL): Use assemble_name.
2579 (ASM_GLOBALIZE_LABEL): Likewise.
2580 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2581 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
2582 (ASM_OUTPUT_LOCAL): Likewise.
2584 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2586 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
2587 (expand_builtin_apply, expand_builtin_return): Likewise.
2588 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
2590 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2592 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2593 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
2594 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
2595 configure, configure.in, except.c, except.h, flow.c, function.c,
2596 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
2597 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
2598 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
2599 unroll.c: Fix spelling errors.
2601 * doc/extend.texi, doc/invoke.texi: Fix spelling.
2603 * doc/gcc.texi: Document use of "dependent" and American spelling.
2605 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
2607 * expr.c (emit_group_load): Support CONCATs by storing them to memory
2610 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2612 * expr.c (store_constructor_field): Only call adjust_address on MEM.
2614 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
2616 * genrecog.c (write_switch): Output if before switch for
2617 DT_elt_zero_wide_safe.
2619 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2621 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
2622 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
2623 (FUNCTION_PROFILER): Const-ify.
2624 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
2625 (eliminate_constant_term, assemble_name, output_addr_const):
2626 Remove declarations.
2627 (ptr_half_pic_address_p, half_pic_hash): Prototype.
2628 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
2629 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
2630 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
2631 (half_pic_declare, half_pic_external): Const-ify.
2632 * toplev.c: Include "halfpic.h".
2634 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2636 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
2637 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
2638 config/i386/i386.c, config/i386/i386-interix.h,
2639 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
2640 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
2641 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
2642 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
2643 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
2644 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
2645 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
2648 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
2649 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
2650 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
2651 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
2652 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
2653 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
2654 system.h, toplev.c: Fix spelling errors.
2656 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2658 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
2660 * dwarf2out.c (reg_number): Abort if pseudo.
2661 (reg_loc_descriptor): Return 0 if pseudo.
2662 (is_based_loc): Return 0 if pseudo.
2663 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
2665 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
2666 (loc_descriptor): Return 0 if can't find location and handle 0
2667 return from recursive calls.
2668 (loc_descriptor_from_tree): Likewise.
2669 Fix handling of indirect.
2670 Also return 0 for PLACEHOLDER_EXPR.
2671 Clean up COMPONENT_REF cases.
2672 (add_AT_location_descriptor): Simplify, but handle 0 return from
2674 (add_const_value_attribute): Avoid shift count warning.
2675 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
2676 Set comp_unit_die as context if not in function.
2678 * config/mips/mips-protos.h: Break up long lines.
2679 Remove needless #ifdef/#endif blocks.
2680 Don't declare functions declared in file made by genpreds or recog.h.
2681 * config/mips/mips.c (mips_output_function_prologue): TSIZE
2682 is now HOST_WIDE_INT; delete unneeded casts.
2683 * config/mips/mips.h: Don't use #elif.
2685 * expr.c (stor_constructor_field): Always call adjust_address.
2686 Copy TARGET before changing its alias set.
2687 (store_field): Likewise, for TO_RTX.
2688 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
2690 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
2691 (find_placeholder): Return 0 if can't find object.
2692 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
2695 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2697 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
2699 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
2701 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
2702 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
2703 (merge_blocks): Properly udpate life after making edge nonfallthru.
2704 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
2706 2001-10-26 Kazu Hirata <kazu@hxi.com>
2708 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
2710 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
2712 * c-typeck.c (convert_arguments): When comparing for enumeral
2713 type equality, use TYPE_MAIN_VARIANT.
2714 * gcc.dg/Wconversion.c: New tests.
2716 2001-10-26 Kazu Hirata <kazu@hxi.com>
2718 * s390/s390.c: Fix comment typos.
2719 * s390/s390.h: Likewise.
2720 * s390/s390.md: Likewise.
2722 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2724 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
2725 (walk_tree): Use it for tail calls where appropriate.
2727 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2729 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
2730 non-local label_refs.
2732 2001-10-26 Kazu Hirata <kazu@hxi.com>
2734 * config/h8300/h8300.md (4 anonymous patterns): New.
2736 2001-10-26 Kazu Hirata <kazu@hxi.com>
2738 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
2739 algorithm through the shift_info structure.
2740 (emit_a_shift): Update the use of get_shift_alg.
2742 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
2744 * sched-rgn.c: Remove bitset typedef.
2745 Change bitset to sbitmap in prototypes / variable types.
2747 Remove edgeset_bits.
2748 Remove edgeset_size.
2749 s/BITSET_ADD/SET_BIT/g
2750 s/BITSET_INVERT/sbitmap_ones/g
2751 s/BITSET_INTER/sbitmap_a_and_b/g
2752 s/BITSET_UNION/sbitmap_a_or_b/g
2753 s/BITSET_DIFFER/sbitmap_difference/g
2754 s/bitset_member/TEST_BIT/g
2755 (BITSET_*): Removed.
2756 (bitset_member): Removed.
2757 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
2758 EXECUTE_IF_SET_IN_SBITMAP.
2759 (split_edges): Rewrite, use sbitmap functions instead of bitset
2761 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
2763 2001-10-26 Andreas Schwab <schwab@suse.de>
2765 * reload1.c (emit_input_reload_insns): Fix parens in last
2766 (undocumented) change that was supposed to change only whitespace.
2768 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2770 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
2772 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
2775 2001-10-26 Andreas Jaeger <aj@suse.de>
2777 * flow.c (clear_log_links): Remove unused variable.
2778 * cfgcleanup.c (cleanup_cfg): Likewise.
2780 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
2782 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
2783 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
2785 2001-10-26 Richard Henderson <rth@redhat.com>
2787 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
2788 rename PV_REG to R27_REG.
2789 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
2790 (REG_CLASS_FROM_LETTER): Update.
2791 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
2792 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
2793 (udivsi3, modsi3, umodsi3): Likewise.
2794 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
2796 2001-10-26 Richard Henderson <rth@redhat.com>
2798 * cfg.c (clear_aux_for_blocks): Split out of ...
2799 (free_aux_for_blocks): here.
2800 (clear_aux_for_edges): Split from ...
2801 (free_aux_for_edges): here.
2802 * basic-block.h: Declare them.
2803 * lcm.c (compute_antinout_edge): Use them.
2804 (compute_laterin, compute_available, compute_nearerout): Likewise.
2805 (optimize_mode_switching): Likewise.
2807 2001-10-26 Richard Henderson <rth@redhat.com>
2809 * Makefile.in (unstage*): Remove as, ld, collect-ld before
2810 moving everything back to the main build directory.
2812 2001-10-26 Christopher Faylor <cgf@redhat.com>
2814 * config/i386/cygwin.h: Search target specific include directory, if
2817 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2819 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
2820 of macro guards. Fix #endif comment.
2822 * output.h (default_exception_section, default_eh_frame_section):
2823 Move prototypes outside of macro guard.
2825 * crtstuff.c: Fix #endif comment.
2827 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
2829 * doc/md.texi (movMM): Clarify semantics of storing into a
2830 non-paradoxical SUBREG.
2832 2001-10-25 Zack Weinberg <zack@codesourcery.com>
2834 * langhooks.c (lang_hook_default_clear_binding_stack): New.
2835 (lang_hook_default_get_alias_set): Move next to other alias
2837 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
2838 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
2839 (LANG_HOOKS_INITIALIZER): Add it.
2840 * toplev.h (struct lang_hooks): Add clear_binding_stack.
2841 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
2842 instead of a loop calling poplevel.
2844 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
2846 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
2847 occurrences of #elif with #if...#endif.
2849 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2851 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
2853 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2855 * alias.c (can_address_p): No longer static.
2856 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
2857 Return 0 if all parameters are default values.
2858 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
2859 (adjust_address_1): Try harder to compute a size.
2860 * expr.c (expand_assignment, store_constructor): If can't address,
2861 set MEM_KEEP_ALIAS_SET_P.
2862 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
2863 (store_field): Likewise.
2864 (store_constructor): Simplify call to store_constructor_field.
2865 * expr.h (can_address_p): New declaration.
2866 * gensupport.c (gen_rtx_CONST_INT): New function.
2867 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
2868 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
2869 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
2871 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
2873 2001-10-24 Christopher Faylor <cgf@redhat.com>
2875 * config/i386/cygwin.h: Use proper path for mingw crt files when
2878 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2880 * dwarf2out.c (file_info_cmp): Always return consistent results.
2882 2001-10-24 Roger Sayle <roger@eyesopen.com>
2884 * stmt.c (expand_end_case): Index jumptables from zero for
2885 suitably small values of minval.
2887 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2889 * stor-layout.c (place_union_field): If any field was aligned with
2890 attribute aligned, set record type's TYPE_USER_ALIGN.
2891 (place_field): Likewise.
2892 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
2893 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2895 2001-10-24 Zack Weinberg <zack@codesourcery.com>
2897 * c-common.h (struct c_common_identifier): Remove rid_code field.
2898 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
2900 * c-typeck.c (constructor_designated): New local flag.
2901 (struct constructor_stack): Add "designated" field to match.
2902 (start_init): Clear it.
2903 (really_start_incremental_init, push_init_level): Push and
2905 (pop_init_level): Pop it.
2906 (set_designator): Set it.
2908 (pop_init_level): Suppress "missing initializer" warnings if
2909 constructor_designated is true.
2910 (process_init_element): Suppress warning about union
2911 initialization under traditional C, if constructor_designated
2914 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2916 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
2919 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
2921 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
2923 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
2925 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
2926 the node was already a set to a constant.
2928 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2930 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
2931 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
2933 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2935 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
2936 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
2937 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2938 * s390.c (s390_final_chunkify): Don't use string concatenation.
2939 (s390_function_prologue, s390_function_epilogue): Const-ify.
2940 * s390.h (FUNCTION_PROFILER): Remove unused variable.
2942 2001-10-24 Jakub Jelinek <jakub@redhat.com>
2944 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
2947 2001-10-23 Stan Shebs <shebs@apple.com>
2949 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
2950 -traditional-cpp in first-stage compilation.
2952 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2954 * gensupport.c (target_flags): Add.
2956 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
2958 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
2960 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
2961 * except.c (expand_builtin_frob_return_addr): Likewise.
2962 (expand_builtin_eh_return): Likewise.
2963 * stmt.c (expand_computed_goto): Likewise.
2964 * explow.c (memory_address): Likewise.
2965 (allocate_dynamic_stack_space): Clean up predicate testing.
2966 (probe_stack_range): Convert SIZE to Pmode.
2967 * calls.c (rtx_for_function_call): Only call convert_memory_address
2969 Pass function call operand as ptr_mode, not Pmode.
2970 * expr.c (expand_assignment): Clean up calls to convert_memory
2971 address by only doing so when needed and making offsets Pmode.
2972 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
2973 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
2974 is in Pmode, not ptr_mode.
2976 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2978 * darwin-protos.h (constructor_section, destructor_section,
2979 mod_init_section, mod_term_section): Prototype.
2980 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
2982 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
2984 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
2985 objc_section_init declaration.
2986 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
2987 (objc_section_init, try_section_alias): Make static.
2988 (alias_section): Make static and hide unused function.
2989 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
2991 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2993 * alias.c (can_address_p): Compnonents are not addressable if
2994 the containing type has alias set 0.
2995 (get_alias_set): Rework to use STRIP_NOPS.
2996 Only call front-end routine on object, type, or object with
2997 NOPs stripped, not inner values.
2998 Use language hook to call front-end routine.
2999 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
3000 (expand_builtin_apply): Call set_mem_align on MEMs we make.
3001 Don't pass alignment to emit_block_move.
3002 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
3003 (expand_builtin_memset): Likewise, but for clear_storage.
3004 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
3005 and remove C++ specific parts.
3006 * c-common.h (c_common_get_alias_set): Add declaration.
3007 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
3008 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
3009 (save_fixed_argument_area): Call set_mem_align.
3010 Remove alignment in call to emit_block_move.
3011 (emit_library_call_value_1, store_one_arg): Likewise.
3012 (target_for_arg): Remove; disabled long ago.
3013 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
3014 once and similar cleanups.
3015 (offset_address): Use proper introductory comment.
3016 * expr.c (emit_block_move): Use alignment from that of MEM args, not
3017 from explicit operand; all callers changed.
3018 (clear_storage): Likewise.
3019 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
3020 (store_field): Remove kludge on alias set used for to_rtx.
3021 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
3022 (expand_expr_unaligned): Call set_mem_attributes instead of
3024 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
3025 * function.c (assign_stack_temp_for_type): Set MEM alignment.
3026 (expand_function_end): Track MEM attributes of trampolines.
3027 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
3028 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
3029 attributes from original.
3030 * langhooks.c (lang_hook_default_get_alias_set): New function.
3031 (hook_get_alias_set_0): New function.
3032 * langhooks.h (hook_get_alias_set_0): New declaration.
3033 (lang_hook_default_get_alias_set): Likewise.
3034 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
3035 * reload1.c (alter_reg): Use adjust_address_nv.
3036 * rtl.c (get_mode_alignment): Moved to here.
3037 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
3038 change default if unknown from 1 to BITS_PER_UNIT.
3039 * stor-layout.c (get_mode_alignment): Remove from here.
3040 * toplev.h (struct lang_hoks): Add get_alias_set field.
3041 * tree.h (lang_get_alias_set): Delete declaration.
3042 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
3043 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
3044 (ix86_va_arg): Likewise.
3045 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
3046 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3047 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3048 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3049 (expand_block_move_mem): Remove dead code.
3051 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
3053 * c-common.c (warn_div_by_zero): New.
3054 * c-common.h (warn_div_by_zero): New.
3055 * c-decl.c (c_decode_option): Take it on the command line.
3056 * c-typeck.c (build_binary_op): Warn about division by zero.
3057 * doc/invoke.texi: Document the new command line option, fix
3058 documentation of -Wmultichar.
3059 * testsuite/gcc.dg/divbyzero.c: New tests.
3060 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
3062 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3064 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
3066 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
3067 to avoid update_life_info call.
3068 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
3069 * cfgcleanup.c (bb_flags): New enum.
3070 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
3071 (notice_new_block, update_forwarder_flag): New functions.
3072 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
3073 (try_forward_edges): Likewise; update flags.
3074 (merge_blocks): Likewise.
3075 (outgoing_edges_match): Likewise.
3076 (try_crossjump_to_edge): Likewise.
3077 (try_optimize_cfg): Likewise; initialize and clear the flags;
3078 recompute life info if needed.
3079 (cleanup_cfg): No need to clear aux pointers.
3081 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
3083 * config/i386/i386.c (override_options): Default to minimum
3084 stack alignment when optimizing for code size.
3085 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
3088 * config/i386/i386.c (override_options): Set upper limit of
3089 -mpreferred-stack-boundary to 12.
3091 2001-10-22 Zack Weinberg <zack@codesourcery.com>
3093 * recog.c (peephole2_optimize): Add default case to switch.
3095 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
3097 * doc/gcc.texi (Sending Patches): Remove.
3099 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
3101 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
3102 fields when comparing.
3104 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
3107 * arm.c (HOST_INT, HOST_UINT): Likewise.
3109 2001-10-22 Stan Shebs <shebs@apple.com>
3111 * config/darwin-protos.h (darwin_exception_section): Declare.
3112 (darwin_eh_frame_section): Declare.
3114 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3116 * i386.md (movti_rex64): Fix mode.
3118 2001-10-22 Stan Shebs <shebs@apple.com>
3120 * target.h (struct gcc_target): Add asm_out.exception_section,
3121 asm_out.eh_frame_section.
3122 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
3123 (TARGET_ASM_EH_FRAME_SECTION): New.
3124 (TARGET_INITIALIZER): Update.
3125 * output.h (default_exception_section): Declare.
3126 (default_eh_frame_section): Declare.
3127 * dwarf2out.c: Include target.h.
3128 (output_call_frame_info): Call target hook for eh frames.
3129 (default_eh_frame_section): New function.
3130 * except.c: Include target.h.
3131 (output_function_exception_table): Call target hook for exception
3133 * varasm.c (default_exception_section): Rename from
3134 exception_section, remove EXCEPTION_SECTION macro.
3136 * config/darwin.h (darwin_eh_frame_section): New function.
3137 (EXCEPTION_SECTION): Remove.
3138 (TARGET_ASM_EXCEPTION_SECTION): Define.
3139 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
3140 (nextstep_exception_section): New function.
3141 (nextstep_eh_frame_section): New function.
3142 (TARGET_ASM_EXCEPTION_SECTION): Define.
3143 (TARGET_ASM_EH_FRAME_SECTION): Define.
3145 * config/pa/som.h (EXCEPTION_SECTION): Remove.
3146 (TARGET_ASM_EXCEPTION_SECTION): Define.
3147 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
3148 (EXCEPTION_SECTION): Remove.
3149 (TARGET_ASM_EXCEPTION_SECTION): Define.
3150 * config/stormy16/stormy16.h: Remove comments referencing
3151 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
3153 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
3154 TARGET_ASM_EH_FRAME_SECTION.
3156 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
3158 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
3161 * c-format.c: Fix spelling typo in comment.
3163 * sched-int.h: Fix typo in GCC preamble.
3165 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
3168 * doc/invoke.texi: Remove references to -fdump-translation-unit.
3170 2001-10-22 Richard Henderson <rth@redhat.com>
3172 * config/i386/i386.c (ix86_expand_clear): New.
3173 * config/i386/i386-protos.h: Declare it.
3174 * config/i386/i386.md (setcc peep2s): Use it.
3175 (movsi_xor): Unexport.
3177 2001-10-22 Richard Henderson <rth@redhat.com>
3179 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
3180 free_EXPR_LIST_list for LOG_LINKS.
3182 2001-10-21 Robert Lipe <robertlipe@usa.net>
3184 * config/i386/i386.c (sco_asm_named_section): Delete.
3185 (sco_asm_out_constructor): Delete.
3186 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
3187 (ASM_OUTPUT_DOUBLE_INT): Likewise.
3188 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
3189 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
3190 (EXCEPTION_SECTION): Delete EH scn renaming hack.
3192 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3194 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
3195 and/or fold extra calls into fewer ones.
3196 * collect2.c (dump_file): Likewise.
3197 * cppexp.c (parse_number): Likewise.
3198 * cpplex.c (_cpp_lex_direct): Likewise.
3199 * final.c (output_asm_insn, asm_fprintf): Likewise.
3200 * fix-header.c (inf_scan_ident, main): Likewise.
3201 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
3203 * fold-const.c (real_hex_to_f): Likewise.
3204 * gen-protos.c (parse_fn_proto): Likewise.
3205 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
3206 * genrecog.c (change_state, write_action): Likewise.
3207 * gensupport.c (shift_output_template): Likewise.
3208 * local-alloc.c (requires_inout): Likewise.
3209 * mips-tfile.c (IS_ASM_IDENT): Likewise.
3210 * protoize.c (is_id_char, main): Likewise.
3211 * real.c (asctoeg): Likewise.
3212 * recog.c (asm_operand_ok): Likewise.
3213 * reload.c (find_reloads): Likewise.
3214 * scan.c (scan_identget_token): Likewise.
3215 * sched-vis.c (print_value): Likewise.
3216 * stringpool.c (ggc_alloc_string): Likewise.
3217 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
3218 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
3219 * tradcpp.c (rescan): Likewise.
3220 * tree.c (clean_symbol_name): Likewise.
3221 * varasm.c (decode_reg_name): Likewise.
3223 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
3224 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
3225 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
3226 * m88k.c (output_ascii): Likewise.
3227 * m88k.h (OVERRIDE_OPTIONS): Likewise.
3228 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
3229 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
3230 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
3232 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3234 * langhooks.c (lang_hook_default_do_nothing,
3235 lang_hook_default_decode_option): New defaults.
3236 * langhooks.h: Make hooks unconditional and non-NULL.
3237 * toplev.c (compile_file, toplev_main): Update.
3238 * toplev.h: Update comments.
3239 * objc/objc-act.c (lang_hooks): Update to new paradigm.
3241 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3243 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
3245 * system.h (IN_RANGE): New macro.
3247 2001-10-21 Zack Weinberg <zack@codesourcery.com>
3249 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
3250 INTLDEPS variable, which does not include $LIBICONV.
3251 * Makefile.in: Use INTLDEPS in LIBDEPS.
3252 * configure: Regenerate.
3254 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3256 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
3257 * cpplex.c (lex_percent, lex_dot): Remove.
3258 (get_effective_char, skip_block_comment, skip_line_comment,
3259 parse_identifier_slow, parse_number, parse_string, save_comment,
3260 _cpp_lex_direct): Update to do lookback freely.
3261 (IF_NEXT_IS, BACKUP): New macros.
3262 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
3263 * cppmacro.c (paste_tokens): Update.
3265 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
3267 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
3269 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
3271 * reload1.c (reload): Check CONSTANT_P before calling
3272 LEGITIMATE_PIC_OPERAND_P.
3273 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
3274 workaround of 2001-10-13.
3276 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3278 * i386.c (split_di): Handle splitting of DFmode.
3280 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3282 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
3283 (adjust_address_1, offset_address): Likewise.
3285 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
3286 (output_asm_insn): Call it for each line output.
3287 Don't record an operand more than once.
3289 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
3290 * main.c: Include config.h and system.h, but not ansidecl.h.
3291 * Makefile.in (main.o): Update accordingly.
3293 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3295 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
3297 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3299 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
3300 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
3302 (find_sub_basic_blocks): ... here;
3303 (find_many_sub_basic_blocks): New.
3304 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
3306 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
3308 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
3310 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
3312 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
3313 * flow.c (update_life_info): Measure time.
3314 * c-decl.c: Include timevar.h
3315 (c_expand_body): Measure time.
3316 * toplev.c (rest_of_compilation): Measure time of mode switching
3318 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
3320 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
3321 (lang_independent_options): Add asynchronous-unwind-tables
3322 (toplev_main): flag_asynchronous_unwind_tables implies
3324 * flags.h (flag_asynchronous_unwind_tables): Declare.
3325 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
3326 flag_asynchronous_unwind_tables.
3327 (output_call_frame_info): Likewise.
3328 * invoke.texi (-fasynchronous-unwind-tables): Document.
3329 * i386.c (optimization_options): Enable
3330 flag_asynchronous_unwind_tables.
3332 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
3333 * i386.md (s* expanders): Destination is QImode.
3335 * toplev.c (rest_of_compilation): Do not call clear_log_links.
3336 * rtl.h (clear_log_links): Kill.
3337 * flow.c (clear_log_links): Make static; accept blocks parameter;
3338 do no clear life info.
3339 (update_life_info): Call clear_log_links.
3341 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
3343 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
3345 * cpplex.c (handle_newline, skip_escaped_newlines,
3346 get_effective_char, skip_block_comment, skip_line_comment,
3347 parse_identifier_slow, parse_number, parse_string,
3348 _cpp_lex_direct): Update to do more stepping back.
3349 (trigraph_ok): Similarly. Rename trigraph_p.
3350 (SAVE_STATE, RESTORE_STATE): Remove.
3351 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
3353 * cpplib.c (destringize): Rename destringize_and_run, and
3354 call run_directive directly.
3355 (_cpp_do__Pragma): Simplify.
3357 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3359 * pe.c (arm_pe_unique_section): Const-ify.
3360 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
3361 (switch_to_section): Add static prototype.
3363 * output.h (drectve_section): Prototype.
3365 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3367 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
3368 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
3369 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
3370 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
3371 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3372 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
3373 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
3374 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
3375 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
3376 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
3377 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
3378 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
3379 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
3380 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
3381 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
3382 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
3383 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
3384 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
3385 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
3386 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
3387 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
3388 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
3389 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
3390 cris-*-none, cris-*-linux*: Update ${tmfile} list.
3391 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
3392 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
3393 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
3394 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
3395 v850-*-*): Delete superflous ${cpu_type} setting.
3396 * config/linux.h: Delete svr4.h include.
3397 (SET_ASM_OP): Delete.
3398 * config/netware.h (INT_ASM_OP): Undef before define.
3399 * config/ptx4.h: Delete elfos.h include.
3400 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
3401 * config/svr4.h: Delete elfos.h include. Update commentary.
3402 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
3403 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
3404 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
3405 config/v850/v850.h: Delete svr4.h include.
3406 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
3407 config/m68k/m68kv4.h, config/m88k/sysv4.h,
3408 config/sparc/sysv4.h: Update includes.
3409 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
3410 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
3411 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
3412 config/m88k/dguxbcs.h: Delete includes.
3413 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
3414 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
3415 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
3417 * config/m88k/dgux.h: Delete include.
3418 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
3420 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
3421 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
3422 * config/sh/elf.h: Update include.
3423 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
3424 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
3426 2001-10-19 Catherine Moore <clm@redhat.com>
3428 * config/stormy16/stormy-abi: Updates to varargs descriptions.
3429 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
3430 base and count fields.
3431 (stormy16_expand_builtin_va_start): last_reg_count changed to
3432 size_of_reg_args. Use count + size in first comparison.
3434 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3436 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
3437 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
3438 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
3439 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
3440 Set alignment from type if INDIRECT_REF.
3441 (adjust_address_1, offset_address): Simplify alignment compuitation.
3442 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
3443 here; done by set_mem_attributes.
3445 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3447 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
3448 * arm-protos.h (rdata_section, zero_init_section, common_section):
3450 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
3451 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
3452 traditional mode stringification.
3453 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
3454 in macros controling its use.
3455 * rtlanal.c: Include tm_p.h.
3456 * varasm.c (asm_output_aligned_bss): Mark parameter with
3458 (assemble_constant_align, assemble_start_function, assemble_align,
3459 assemble_variable, assemble_trampoline_template,
3460 output_constant_def_contents): Wrap potentially empty if-stmt body
3463 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3465 * a29k-protos.h (literal_section): Prototype.
3466 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
3467 * a29k.md: Ensure function pointers are prototyped.
3468 * genattrtab.c (write_eligible_delay): Mark parameter with
3471 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
3474 * 1750a.c (print_operand): Fix format specifier warning.
3475 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
3476 * 1750a.md: Likewise.
3477 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
3478 * genemit.c (output_add_clobbers): Mark parameter with
3480 * genrecog.c (write_subroutine): Likewise.
3481 * integrate.c (expand_inline_function): Delete unused variable.
3482 * varasm.c (remove_from_pending_weak_list): Wrap with
3485 2001-10-19 Jakub Jelinek <jakub@redhat.com>
3487 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
3488 field is different to previous argument's neg field.
3490 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
3492 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3494 * final.c (get_decl_from_op): New function.
3495 (output_asm_insn): Call it; write "*" when item with decl is address.
3497 2001-10-19 Janis Johnson <janis187@us.ibm.com>
3499 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
3500 about 64-bit support from the 3.0_branch version.
3502 2001-10-19 Zack Weinberg <zack@codesourcery.com>
3504 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
3505 USE_INCLUDED_LIBINTL when appropriate.
3506 * configure, config.in: Regenerate.
3507 * Makefile.in (datadir): Set to @datadir@.
3508 (intl.o): Also depend on $(CONFIG_H) and system.h.
3510 * intl.c: Factor out common gettext initialization sequence.
3511 (gcc_init_libintl): New function.
3512 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
3513 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
3514 off NLS. Add multiple include guard. No need to #ifdef-guard
3515 an #undef. Prototype gcc_init_libintl here.
3517 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
3518 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
3519 Use gcc_init_libintl.
3521 2001-10-19 Catherine Moore <clm@redhat.com>
3523 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
3525 * config/stormy16/stormy16.c (stormy16_split_move): Make
3526 sure that REG_INC notes are present for auto_inc operands.
3528 2001-10-19 Andreas Jaeger <aj@suse.de>
3530 * configure: Regenerated.
3531 * configure.in: Add x86_64 to switch statements.
3533 2001-10-18 Richard Henderson <rth@redhat.com>
3535 * config/alpha/alpha.md (sibcall_osf_1): Load destination
3536 address into $27 explicitly.
3537 (sibcall_value_osf_1): Likewise.
3539 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3541 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
3542 (offset_address): New function.
3543 (free_emit_status): Free regno_decl.
3544 (init_emit): Pass proper number of elements to xcalloc.
3545 Allocate regno_decl.
3546 (mark_emit_status): Mark regno_decl values.
3547 * expr.c (highest_pow2_factor): New function.
3548 (expand_assigment): Use it and offset_address.
3549 Properly handle ptr_mode vs. Pmode in offset calculation.
3550 (store_constructor, expand_expr_unaligned): Likewise.
3551 (expand_expr, case COMPONENT_EXPR): Likewise.
3552 * expr.h (offset_address): New decl.
3553 * function.h (struct emit_status): Add regno_decl.
3554 (REGNO_DECL): New macro.
3555 * final.c (output_asm_name): Move in file and don't conditionalize
3556 on flag_print_asm_name.
3557 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
3558 Output names of operands, if known.
3559 * function.c (assign_parms): Set REGNO_DECL.
3560 * integrate.c (integrate_decl_tree): Likewise.
3561 * stmt.c (expand_decl): Likewise.
3562 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
3564 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
3566 * attribs.c (handle_noinline_attribute): New function.
3567 (handle_used_attribute): Likewise.
3568 (c_common_attribute_table): Added noinline and used.
3569 * doc/extend.texi (Function Attributes): Document them.
3570 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
3571 Warn when merging inline with attribute noinline.
3572 (start_decl, start_function): Warn if inline and attribute
3573 noinline appear in the same declaration.
3575 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
3577 * config.gcc: Update c4x and i370 for C front end-specific
3579 * config/c4x/c4x-c.c: New.
3580 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
3581 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3583 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
3584 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
3586 (c4x_init_pragma): Remove.
3587 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
3588 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
3589 c4x_pr_ignored): Move to c4x-c.c.
3590 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
3591 * config/c4x/t-c4x: Update.
3592 * config/i370/i370-c.c: New.
3593 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
3594 (i370_pr_map): Move to i370-c.c.
3595 * config/i370/t-i370: New.
3597 * doc/tm.texi: Update.
3599 2001-10-17 Stan Shebs <shebs@apple.com>
3601 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
3602 typo fixes throughout.
3603 (machopic_output_stub): Remove some dead code.
3605 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
3607 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
3610 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3612 * Makefile.in (print-rtl.o): Depend on TREE_H.
3613 * alias.c (get_alias_set): Make two passes over objects to first
3614 see if inner object is access via restricted pointer.
3615 Defer allocating alias set for restricted pointer until here.
3616 Call find_placeholder with second arg nonzero.
3618 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
3619 set for restricted pointer types.
3620 * emit-rtl.c (set_mem_attributes): Set more attributes.
3621 (set_mem_align, change_address, adjust_address_1): New functions.
3622 (change_address_1): Now static.
3623 (adjust_address, adjust_address_nv): Deleted.
3624 (replace_equiv_address): Call change_address_1.
3625 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
3626 (find_placeholder): Get starting point from PLIST arg.
3627 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
3628 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
3629 (adjust_address, adjust_address_nv): New macros.
3630 * print-rtl.c (tree.h): New include.
3631 (print_rtx, case MEM): Print all memory attributes.
3633 2001-10-17 Richard Henderson <rth@redhat.com>
3635 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
3637 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3639 * c-tree.texi: Eliminate duplicated word.
3640 * cpp.texi: Likewise.
3641 * install.texi: Likewise.
3642 * invoke.texi: Likewise.
3643 * tm.texi: Likewise.
3645 2001-10-17 Michael Collison <collison@isisinc.net>
3647 * dsp16xx.c: Fix comment formatting to match GNU standards.
3648 (dsp16xx_output_function_prologue): Change type of 'size'
3649 parameter from 'int' to HOST_WIDE_INT.
3650 (dsp16xx_output_function_epilogue): Change type of 'size'
3651 parameter from 'int' to HOST_WIDE_INT.
3653 2001-10-16 Richard Henderson <rth@redhat.com>
3655 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
3656 * configure, config.in: Rebuild.
3658 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
3659 (ix86_output_addr_diff_elt): New.
3660 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
3661 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3662 (JUMP_TABLES_IN_TEXT_SECTION): New.
3663 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
3664 * config/i386/i386-protos.h: Update.
3666 * config/i386/386bsd.h, config/i386/beos-elf.h,
3667 config/i386/freebsd-aout.h, config/i386/freebsd.h,
3668 config/i386/i386-interix.h, config/i386/i386elf.h,
3669 config/i386/linux.h, config/i386/netbsd-elf.h,
3670 config/i386/netbsd.h, config/i386/openbsd.h,
3671 config/i386/ptx4-i.h, config/i386/rtemself.h,
3672 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
3673 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
3675 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
3677 * stmt.c (expand_asm_operands): Update commentary.
3679 2001-10-16 Stan Shebs <shebs@apple.com>
3681 * config/darwin.h (GCC_NAME): Remove, no longer used.
3682 (NO_MATH_LIBRARY): Ditto.
3683 (MATH_LIBRARY): Define to emptiness.
3684 (DWARF2_DEBUGGING_INFO): Define.
3685 (PREFERRED_DEBUGGING_TYPE): Define.
3686 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
3687 (EXCEPTION_SECTION): Define.
3688 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3689 * config/darwin.c (darwin_encode_section_info): Handle case of
3690 DECL_INITIAL being error_mark_node.
3692 2001-10-16 Richard Henderson <rth@redhat.com>
3694 * alpha.c (current_file_function_operand): Don't fail for profiling.
3695 (direct_call_operand): New.
3696 * alpha-protos.h: Declare it.
3697 * alpha.h (EXTRA_CONSTRAINT): Use it.
3698 (PREDICATE_CODES): Add it.
3699 (ASM_OUTPUT_MI_THUNK): Remove.
3700 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
3701 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
3703 2001-10-16 Krister Walfridsson <cato@df.lth.se>
3705 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
3706 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3708 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3710 * cfg.c (free_edge): Break out from ....
3711 (remove_edge): ... here.
3712 (clear_edges): Use free_edge.
3714 * att.h (ASM_QUAD): Add comment.
3715 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
3717 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
3719 * i386.c (split_ti): New function.
3720 (ix86_split_to_parts): Support TImodes.
3721 * i386.h (VALID_INT_MODE_P): Add TImode.
3722 * i386.md (movdi splitter): Fix.
3723 (movti): Support 64bit integer registers.
3724 (movti_rex64): New function and splitter.
3726 * i386.c (*_cost): Add movsx/movzx cost.
3727 * i386.h (struct processor_costs): Add movsx/movzx fields.
3728 (RTX_COSTS): Handle zero/sign extend + avoid believing that
3729 64bit operations require split on 64bit machine.
3730 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
3732 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
3733 (ix86_expand_move): Avoid pushes of memory if size does not match;
3734 move long constants to register.
3735 (x86_initialize_trampoline): Fix mode.
3736 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
3737 Use ASM_QUAD on 64bit.
3738 * i386.md (test pattern): Disallow impossible constants.
3739 (tablejump PIC expander): Fix emitting of sum.
3740 (movdicc_rex64): Rename to movdicc.
3741 * linux64.h (LINK_SPEC): Add missing '%'.
3743 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
3745 * tree-inline.c (inlinable_function_p): Leave it up to the
3746 front-end to turn -finline-functions into DECL_INLINE set for all
3749 2001-10-16 Stan Shebs <shebs@apple.com>
3751 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
3753 2001-10-16 Alan Modra <amodra@bigpond.net.au>
3755 * recog.c: Formatting and comment typo fixes.
3757 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
3758 version in single tree build.
3759 * configure: Regenerate.
3761 2001-10-15 David Edelsohn <edelsohn@gnu.org>
3763 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
3764 MODE arguments to gen_rtx and compare operand with const0_rtx.
3766 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3768 * system.h: Poison old unused target macros.
3769 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3770 * config/stormy16/stormy16.c: Update references to obsolete macros.
3771 * config/stormy16/stormy16.h: Similarly.
3772 * config/stormy16/stormy16.md: Similarly.
3773 * config/cris/cris.h: Similarly.
3775 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
3777 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
3778 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
3779 cpp_register_pragma): Update accordingly.
3781 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
3783 * c-pragma.h (cpp_register_pragma_space): Remove.
3784 * cpplib.h (cpp_register_pragma_space): Remove.
3785 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
3786 (cpp_register_pragma_space): Remove.
3787 (cpp_register_pragma): Simplify using lookup_pragma_entry,
3789 (do_pragma): Similarly.
3790 (_cpp_init_internal_pragmas): Don't register namespaces.
3792 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
3793 Don't register namespaces.
3794 * cp/lex.c (init_cp_pragma): Similarly.
3795 * doc/tm.texi: Update.
3797 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
3800 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
3802 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
3804 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
3805 add scheduling support.
3806 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
3807 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
3808 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
3811 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
3813 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
3814 missing CONSTANT_P test in core GCC.
3816 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
3818 * cppmain.c (struct printer): New member source.
3819 (scan_translation_unit): Fix spacing at start of lines.
3820 (cb_line_change): Update.
3822 * gcc.dg/cpp/spacing2.c: New test.
3824 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
3826 * config/cris/arit.c: Use __builtin_labs, not abs.
3828 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
3830 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
3831 misplaced sprintf and fprintf argument.
3833 2001-10-12 Zack Weinberg <zack@codesourcery.com>
3835 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
3836 * configure.in, Makefile.in: Take out obsolete check-po logic.
3837 * configure, config.in: Regenerate.
3839 2001-10-12 Ziemowit Laski <zlaski@apple.com>
3841 * objc/objc-act.c (finish_objc): Correct precondition for emitting
3842 symtab declarations.
3844 2001-10-12 Stan Shebs <shebs@apple.com>
3846 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
3847 declarations of arguments and local variables.
3849 2001-10-12 Christopher Faylor <cgf@redhat.com>
3851 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
3852 ENDFILE_SPEC definition.
3854 2001-10-12 Kazu Hirata <kazu@hxi.com>
3856 * gthr-dce.h: Fix comment formatting.
3857 * gthr-posix.h: Likewise.
3858 * gthr-single.h: Likewise.
3859 * gthr-solaris.h: Likewise.
3860 * gthr-vxworks.h: Likewise.
3861 * gthr-win32.h: Likewise.
3863 2001-10-12 Jakub Jelinek <jakub@redhat.com>
3865 * final.c (output_asm_insn): Make sure assembly dialects are
3866 terminated, not nested. Output `|' and `}' characters if they
3867 don't appear inside assembly dialect selection.
3868 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
3869 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
3870 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
3871 strsetsi_rex_1): Add {} braces.
3873 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3875 * toplev.c (compile_file): Ignore return value from yyparse.
3876 Always pop any nested binding levels after yyparse returns.
3878 2001-10-11 Richard Henderson <rth@redhat.com>
3880 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
3882 2001-10-11 Richard Henderson <rth@redhat.com>
3884 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
3885 fall back to add_AT_long_long for large CONST_INT.
3887 2001-10-11 Richard Henderson <rth@redhat.com>
3889 * config/i386/i386.md (setcc splitters): Add four splitters to
3890 simplify compound compares that simplify_comparison can't handle.
3892 2001-10-11 Zack Weinberg <zack@codesourcery.com>
3894 * cpplex.c (digraph_spellings, token_spellings): Make static.
3896 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3898 * unroll.c (loop_iterations): Fixup last patch.
3900 2001-10-11 Richard Henderson <rth@redhat.com>
3902 * rtl.h (REG_VTABLE_REF): New.
3903 * rtl.c (reg_note_name): Add it.
3904 * combine.c (distribute_notes): Handle it.
3905 * final.c (final_scan_insn): Handle it.
3906 * tree.def (VTABLE_REF): New.
3907 * expr.c (expand_expr): Handle it.
3908 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
3909 * output.h: Declare them.
3911 2001-10-11 Richard Henderson <rth@redhat.com>
3913 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
3916 2001-10-11 David Edelsohn <edelsohn@gnu.org>
3918 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
3919 available in 64-bit mode.
3921 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3923 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
3924 cris-*-linux* cases.
3925 * config/cris/cris-protos.h: New file.
3926 * config/cris/cris.c: New file.
3927 * config/cris/cris.h: New file.
3928 * config/cris/cris.md: New file.
3929 * config/cris/linux.h: New file.
3930 * config/cris/aout.h: New file.
3931 * config/cris/arit.c: New file.
3932 * config/cris/cris_abi_symbol.c: New file.
3933 * config/cris/mulsi3.asm: New file.
3934 * config/cris/t-aout: New file.
3935 * config/cris/t-cris: New file.
3936 * config/cris/t-elfmulti: New file.
3937 * config/cris/t-linux: New file.
3938 * doc/invoke.texi: Add CRIS options.
3939 * doc/install.texi (Specific): Add blurb for CRIS.
3941 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
3943 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
3945 * config/float/i32.h: Likewise.
3946 * config/float-i386.h: Likewise.
3947 * config/float-i64.h: Likewise.
3948 * config/float-m68k.h: Likewise.
3949 * config/float-sh.h: Likewise.
3950 * config/float-sparc.h: Likewise.
3952 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
3954 * doc/contrib.texi: Add note about CRIS port to my entry.
3956 2001-10-11 Kazu Hirata <kazu@hxi.com>
3958 * basic-block.h: Fix formatting.
3959 * bitmap.h: Likewise.
3960 * cpplib.h: Likewise.
3961 * c-tree.h: Likewise.
3962 * diagnostic.h: Likewise.
3963 * flags.h: Likewise.
3965 * longlong.h: Likewise.
3967 * reload.h: Likewise.
3971 2001-10-10 Richard Henderson <rth@redhat.com>
3973 * c-parse.in (asm_operand): Allow named operands.
3974 * genconfig.c (max_recog_operands): Set to 29.
3975 * local-alloc.c (requires_inout): Skip multiple digits.
3976 * recog.c (asm_operand_ok): Likewise.
3977 (preprocess_constraints): Use strtoul for matching constraints.
3978 (constrain_operands): Likewise.
3979 * regmove.c (find_matches): Likewise.
3980 * reload.c (find_reloads): Likewise.
3981 * stmt.c (parse_output_constraint): Don't reject in-out
3982 constraint on operands > 9. Reject '[' in constraint.
3983 (expand_asm_operands): Handle named operands. Use strtoul
3984 for matching constraints.
3985 (check_operand_nalternatives): Split out from expand_asm_operands.
3986 (check_unique_operand_names): New.
3987 (resolve_operand_names, resolve_operand_name_1): New.
3989 * doc/extend.texi (Extended Asm): Document named operands.
3990 * doc/md.texi (Simple Constraints): Document matching constraints
3993 2001-10-10 Richard Henderson <rth@redhat.com>
3995 * combine.c (try_combine): Handle a SEQUENCE of one insn.
3997 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
3998 (jcc splitters): Add two splitters to simplify compound compares
3999 that simplify_comparison can't handle.
4001 2001-10-10 Richard Henderson <rth@redhat.com>
4003 * langhooks.c: Include langhooks.h.
4004 * Makefile.in (langhooks.o): Depend on it.
4006 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
4008 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
4009 should not be considered as a no-op.
4010 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
4012 2001-10-10 Stan Shebs <shebs@apple.com>
4014 * alias.c: Remove uses of "register" specifier in declarations
4015 of arguments and local variables.
4016 * c-common.c: Ditto.
4017 * c-convert.c: Ditto.
4019 * c-format.c: Ditto.
4020 * c-semantics.c: Ditto.
4021 * c-typeck.c: Ditto.
4022 * caller-save.c: Ditto.
4025 * cfgbuild.c: Ditto.
4027 * collect2.c: Ditto.
4031 * cppfiles.c: Ditto.
4034 * defaults.h: Ditto.
4036 * dwarf2out.c: Ditto.
4037 * dwarfout.c: Ditto.
4038 * emit-rtl.c: Ditto.
4043 * fix-header.c: Ditto.
4044 * floatlib.c: Ditto.
4046 * fold-const.c: Ditto.
4047 * function.c: Ditto.
4050 * gen-protos.c: Ditto.
4051 * genattrtab.c: Ditto.
4052 * gencheck.c: Ditto.
4053 * genconfig.c: Ditto.
4055 * genextract.c: Ditto.
4056 * genflags.c: Ditto.
4057 * gengenrtl.c: Ditto.
4058 * genoutput.c: Ditto.
4060 * genrecog.c: Ditto.
4061 * gensupport.c: Ditto.
4065 * haifa-sched.c: Ditto.
4066 * hard-reg-set.h: Ditto.
4068 * integrate.c: Ditto.
4071 * local-alloc.c: Ditto.
4073 * mips-tdump.c: Ditto.
4074 * mips-tfile.c: Ditto.
4077 * print-rtl.c: Ditto.
4078 * read-rtl.c: Ditto.
4081 * reg-stack.c: Ditto.
4082 * regclass.c: Ditto.
4087 * resource.c: Ditto.
4091 * sched-deps.c: Ditto.
4092 * sched-rgn.c: Ditto.
4094 * simplify-rtx.c: Ditto.
4096 * stor-layout.c: Ditto.
4103 * xcoffout.c: Ditto.
4105 2001-10-10 Richard Henderson <rth@redhat.com>
4107 * rtl.h (can_reverse_comparison_p): Remove.
4109 2001-10-10 Christopher Faylor <cgf@redhat.com>
4111 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
4114 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4116 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
4117 (Thanks to Chris Faylor for suggesting macro name).
4118 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
4120 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
4121 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
4122 (MATH_LIBRARY): Undef before definition.
4123 (OUTPUT_QUOTED_STRING): Likewise.
4124 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
4126 2001-10-10 Richard Henderson <rth@redhat.com>
4128 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
4129 (fde_unencoded_compare): Likewise. Don't use subtraction to get
4130 a tristate comparison value.
4131 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
4133 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4136 * unroll.c (loop_iterations): Ignore insns generated by loop
4139 * config.gcc (mips*-*-gnu*): Delete support.
4140 * config/mips/gnu.h: Remove.
4142 2001-10-10 Kazu Hirata <kazu@hxi.com>
4144 * calls.c: Fix formatting.
4145 * c-decl.c: Likewise.
4146 * cfgcleanup.c: Likewise.
4147 * combine.c: Likewise.
4148 * cppfiles.c: Likewise.
4149 * cpplib.c: Likewise.
4150 * cppmacro.c: Likewise.
4151 * crtstuff.c: Likewise.
4153 * dwarf2out.c: Likewise.
4154 * expmed.c: Likewise.
4156 * fold-const.c: Likewise.
4157 * function.c: Likewise.
4159 * genattrtab.c: Likewise.
4160 * ggc-page.c: Likewise.
4161 * integrate.c: Likewise.
4162 * libgcc2.c: Likewise.
4164 * optabs.c: Likewise.
4165 * profile.c: Likewise.
4166 * protoize.c: Likewise.
4168 * recog.c: Likewise.
4169 * reload1.c: Likewise.
4170 * reload.c: Likewise.
4171 * reorg.c: Likewise.
4172 * resource.c: Likewise.
4173 * sched-rgn.c: Likewise.
4174 * sdbout.c: Likewise.
4176 * toplev.c: Likewise.
4177 * varasm.c: Likewise.
4179 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
4181 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
4182 * Makefile.in (langhooks.o): Add dependencies.
4184 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
4186 * rs6000.c (rs6000_emit_load_toc_table): Don't
4187 strdup the toc label.
4188 (create_TOC_reference): Likewise.
4190 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4192 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
4195 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4197 * config/i386/i386.c (ix86_attribute_table): Correct
4198 min_len, max_len fields for dllimport, dllexport and shared.
4200 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
4202 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
4203 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
4204 Consistently use "nonzero" instead of "non-zero".
4206 2001-10-09 Kazu Hirata <kazu@hxi.com>
4208 * acconfig.h: Fix comment formatting.
4209 * c-dump.h: Likewise.
4210 * c-tree.h: Likewise.
4211 * conditions.h: Likewise.
4213 * function.h: Likewise.
4215 * hwint.h: Likewise.
4216 * integrate.h: Likewise.
4219 * optabs.h: Likewise.
4221 2001-10-09 Kazu Hirata <kazu@hxi.com>
4223 * c-common.h: Fix comment formatting.
4224 * c-dump.c: Likewise.
4226 * diagnostic.h: Likewise.
4227 * except.c: Likewise.
4229 * gcov-io.h: Likewise.
4230 * genattrtab.c: Likewise.
4231 * output.h: Likewise.
4232 * predict.h: Likewise.
4233 * reload1.c: Likewise.
4234 * reload.h: Likewise.
4235 * resource.h: Likewise.
4237 * system.h: Likewise.
4239 * tree-inline.c: Likewise.
4240 * tsystem.h: Likewise.
4241 * varasm.c: Likewise.
4242 * xcoffout.h: Likewise.
4244 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4246 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
4248 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4250 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
4251 config/i386/i386elf.h, config/i386/netbsd-elf.h,
4252 config/i386/netware.h, config/mcore/gfloat.h,
4253 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
4254 config/netware.h, gccbug.in: Update FSF address.
4256 2001-10-09 Kazu Hirata <kazu@hxi.com>
4258 * c-common.c: Fix comment typos.
4259 * cfgrtl.c: Likewise.
4260 * collect2.c: Likewise.
4261 * cpplex.c: Likewise.
4262 * doloop.c: Likewise.
4263 * dwarf2out.c: Likewise.
4264 * dwarfout.c: Likewise.
4266 * fold-const.c: Likewise.
4270 * global.c: Likewise.
4271 * ifcvt.c: Likewise.
4273 * optabs.c: Likewise.
4274 * protoize.c: Likewise.
4275 * regclass.c: Likewise.
4276 * reorg.c: Likewise.
4280 * doc/cpp.texi: Likewise.
4281 * doc/c-tree.texi: Likewise.
4282 * doc/extend.texi: Likewise.
4283 * doc/invoke.texi: Likewise.
4284 * doc/objc.texi: Likewise.
4285 * doc/tm.texi: Likewise.
4287 2001-10-08 Richard Henderson <rth@redhat.com>
4289 * varasm.c (set_named_section_flags): Initialize "declared".
4291 2001-10-08 Robert Lipe <robertlipe@usa.net>
4293 * varasm.c (struct in_named_entry): Add declared.
4294 (named_section_first_declaration): New function.
4295 (default_elf_asm_named_section): Use it.
4296 * output.h (named_section_first_declaration): New.
4298 2001-10-08 Richard Henderson <rth@redhat.com>
4300 * i386.md (movsi_xor): Export.
4301 (setcc peep2): Use it when available; add an alternative to
4302 match zero_extendhisi2_and.
4304 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4306 * romp-protos.h (romp_initialize_trampoline): New function.
4307 * romp.c (romp_initialize_trampoline): Likewise.
4308 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
4309 romp_initialize_trampoline.
4311 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4313 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
4314 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4315 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4316 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4318 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4320 * unroll.c (loop_iterations): Extend check for multiple back edges.
4322 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
4324 * langhooks.h: New file.
4325 * Makefile.in (OBJS): Added langhooks.o.
4326 (c-lang.o): Depend on langhooks.h.
4327 (c-common.o): Don't depend on tree-inline.h.
4328 (tree-inline.o): Depend on toplev.h.
4329 (langhooks.o): New rule.
4330 * c-common.c: Don't include tree-inline.h.
4331 (c_mark_lang_decl): Mark argument c as unused.
4332 (c_common_lang_init): Don't initialize hooks here.
4333 * c-lang.c: Include langhooks.h, then override some macros.
4334 (lang_hooks): Initialize with macros in langhooks.h.
4335 (c_init): Don't initialize hooks here.
4336 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
4337 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
4338 * tree-inline.c: Include toplev.h. Don't define hook variables.
4339 * tree-inline.h: Don't define hook types nor declare hook
4340 variables. Move macros to...
4341 * langhooks.c: ... new file, as functions. Adjust all callers.
4343 2001-10-08 Jeffrey A Law <law@cygnus.com>
4345 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
4346 purge_mem_unchanging_flag on all instructions, not just on those
4347 before NOTE_INSN_FUNCTION_BEG.
4349 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4351 * cppmacro.c (_cpp_create_definition): Leave comments off.
4353 * doc/cpp.texi: Update.
4355 2001-10-08 DJ Delorie <dj@redhat.com>
4357 * c-decl.c (grokfield): Make sure the only unnamed fields
4358 we're allowing are either structs or unions.
4359 * doc/extend.texi: Add documentation for the unnamed field
4362 2001-10-08 Zack Weinberg <zack@codesourcery.com>
4364 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
4365 * configure.in: Use it.
4366 * configure: Regenerated.
4367 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
4368 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
4370 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4372 * cppfiles.c (open_file): Don't mark zero-length files
4373 never-reread here. Don't output diagnostics here either.
4374 (stack_include_file): Mark them never-reread here.
4375 (_cpp_read_file): Update.
4377 2001-10-08 Richard Henderson <rth@redhat.com>
4379 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4381 2001-10-08 Richard Henderson <rth@redhat.com>
4383 * expr.c (store_expr): When converting a CONST_INT for storage
4384 in a SUBREG, convert it to both SUBREG modes before stripping
4387 2001-10-08 Richard Henderson <rth@redhat.com>
4389 * varasm.c (restore_varasm_status): New.
4390 * function.h: Declare it.
4391 * function.c (pop_function_context_from): Call it.
4393 2001-10-08 Richard Henderson <rth@redhat.com>
4395 * c-common.h (struct c_lang_decl): Add declared_inline.
4396 * c-tree.h (DECL_DECLARED_INLINE_P): New.
4397 * c-lang.c (c_disregard_inline_limits): Use it.
4398 * c-decl.c (duplicate_decls): Likewise.
4399 (pushdecl, redeclaration_error_message): Likewise.
4400 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
4401 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
4402 Set DECL_INLINE if -finline-functions.
4403 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
4405 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4407 * cppmacro.c (funlike_invocation_p): Move some logic to caller
4408 in enter_macro_context. Create a padding token in its own context
4409 if necessary when the search for '(' fails.
4410 (enter_macro_context): Update.
4412 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4414 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
4415 genmultilib, toplev.c: Fix spelling errors of "separate" as
4416 "seperate", and corresponding spelling errors of related words.
4418 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4420 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
4421 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
4423 * c-dump.c (dump_option_value_info): Likewise.
4424 * c-format.c (format_length_info, format_char_info,
4425 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
4426 * collect2.c (names): Likewise.
4427 * cppdefault.h (default_include): Likewise.
4428 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
4429 * flow.c (life_analysis): Likewise.
4430 * gcc.c (dir_separator_str, modify_target, option_map,
4431 target_option_translations, spec_list_1, extra_specs_1,
4432 init_spec): Likewise.
4433 * gcov.c (gcov_version_string): Likewise.
4434 * genattr.c (write_units): Likewise.
4435 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
4436 * gengenrtl.c (rtx_definition, defs): Likewise.
4437 * genrecog.c (pred_table): Likewise.
4438 * global.c (global_alloc): Likewise.
4439 * lcm.c (optimize_mode_switching): Likewise.
4440 * local-alloc.c (find_free_reg): Likewise.
4441 * params.h (param_info): Likewise.
4442 * predict.c (predictor_info): Likewise.
4443 * protoize.c (unexpansion_struct): Likewise.
4444 * real.c (bmask): Likewise.
4445 * recog.h (insn_operand_data, insn_data): Likewise.
4446 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
4447 * stmt.c (expand_nl_goto_receiver): Likewise.
4448 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
4449 target_switches, target_options): Likewise.
4450 * tradcif.y (token, tokentab2, yylex): Likewise.
4451 * tree.h (attribute_spec): Likewise.
4453 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
4455 * arc.c (arc_output_function_epilogue): Likewise.
4456 * arm.c (processors, all_cores, all_architectures,
4457 arm_override_options, isr_attribute_arg, isr_attribute_args,
4458 arm_isr_value): Likewise.
4459 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
4461 * c4x.c (c4x_int_reglist): Likewise.
4462 * d30v.c (override_options): Likewise.
4463 * h8300.c (shift_insn): Likewise.
4464 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
4465 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
4466 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
4467 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
4468 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
4469 * i386.h (processor_costs, ix86_cost): Likewise.
4470 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
4471 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
4472 * m68k.c (codes_68881, codes_FPA): Likewise.
4473 * m88k.c (mode_from_align, max_from_align, all_from_align,
4474 best_from_align, m_options): Likewise.
4475 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
4476 * mcore.c (mode_from_align): Likewise.
4477 * mips/elf64.h (UNIQUE_SECTION): Likewise.
4478 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
4479 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
4480 * mips.h (mips_regno_to_class): Likewise.
4481 * ns32k.c (scales): Likewise.
4482 * pa.c (import_string, magic_milli): Likewise.
4483 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
4484 * sparc.c (leaf_reg_remap, sparc_override_options,
4485 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
4487 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
4489 2001-10-07 Dale Johannesen <dalej@apple.com>
4491 * reload1.c (reload_reg_free_p): Teach register interference
4492 checking that multiple output reloads are emitted in
4494 reload1.c (reload_reg_reaches_end_p): Ditto.
4495 reload1.c (reloads_conflict): Ditto.
4497 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4499 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
4500 NULL_TREE inside @code.
4502 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4504 * doc/gcc.texi: Document consistent style of "32-bit",
4505 "Objective-C", and "@code{NULL}".
4507 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4509 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
4510 (cpp_token_len, cpp_spell_token, cpp_output_token,
4511 _cpp_equiv_tokens): Handle it.
4512 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
4513 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
4514 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
4517 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4519 * gcc.c (default_compilers): Remove .ada.
4521 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
4523 * doc/cppinternals.texi: Update.
4525 2001-10-06 Zack Weinberg <zack@codesourcery.com>
4527 * gcc.c (main): Set this_file_error if the appropriate
4528 compiler for a language has not been installed.
4530 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
4532 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
4534 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
4536 * gccbug.in (CATEGORIES): Add ada.
4538 2001-10-05 Catherine Moore <clm@redhat.com>
4540 * config/stormy16/stormy-abi: Document abi changes.
4541 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
4542 (ICALL_REGS): New register class.
4543 (NUM_ARGUMENT_REGISTERS): Now 6.
4544 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
4546 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
4547 * config/stormy16.md (call_internal, call_value_internal,
4548 indirect_jump): Use new 'z' constraint.
4550 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4552 * doc/cppinternals.texi: Update.
4554 2001-10-05 Richard Henderson <rth@redhat.com>
4556 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
4557 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
4558 the gas section-name-as-label feature.
4560 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
4562 * doc/cppinternals.texi: Update.
4564 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4566 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
4567 to ensure valid SImode constants.
4569 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
4571 * Makefile.in (c-decl.o): Depend on tree-inline.h.
4572 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
4573 * c-decl.c: Include tree-inline.h.
4574 (c_expand_body): Call optimize_inline_calls. Determine whether
4575 a function is inlinable upfront, and only clear
4576 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
4577 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
4578 (c_disregard_inline_limits): New function.
4579 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
4580 (c_post_options): Enable tree inlining if inlining is enabled.
4581 Don't inline trees when instrumenting functions.
4582 (c_init): Initialize lang_disregard_inline_limits and
4583 lang_cannot_inline_tree_fn.
4584 * tree-inline.c (initialize_inlined_parameters): Handle calls
4585 with fewer arguments than declared parameters, and fewer
4586 parameters than passed arguments. Don't assume value is a
4588 (declare_return_variable): Convert return value back to the
4589 original type, if it was promoted.
4590 (tree_inlinable_function_p): New function.
4591 (inlinable_function_p): Don't look at DECL_INLINE if we're
4592 inlining all functions. Make it work with a NULL id.
4593 Re-check DECL_UNINLINABLE after language-specific checks.
4594 * tree-inline.h (tree_inlinable_function_p): Declare it.
4595 * integrate.c (save_for_inline): Don't bother to prepare argvec
4597 * cse.c (check_for_label_ref): Don't check deleted labels.
4599 * Makefile.in (tree-inline.o): Depend on newly-included headers.
4600 * tree-inline.c: Include headers needed for the functions moved in.
4601 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
4602 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
4603 (copy_body, initialize_inlined_parameters): Likewise.
4604 (declare_return_variable, inlinable_function_p): Likewise.
4605 (expand_call_inline, expand_calls_inline): Likewise.
4606 (optimize_inline_calls, clone_body): Likewise.
4607 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
4608 (copy_tree_r, remap_save_expr): Likewise.
4610 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
4612 * Makefile.in (OBJS): Added tree-inline.o.
4613 (c-common.o): Depend on tree-inline.h.
4614 (tree-inline.o): New target.
4615 * c-common.c: Include tree-inline.h.
4616 (c_mark_lang_decl): Don't mark saved_tree.
4617 (c_common_lang_init): Set lang_anon_aggr_type_p.
4618 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
4619 (struct c_lang_decl): Moved saved_tree to tree_decl.
4620 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
4621 * integrate.h (function_attribute_inlinable_p): Declare it.
4622 * integrate.c (function_attribute_inlinable_p): Export it.
4623 * tree-inline.c: New file. Define variables declared in...
4624 * tree-inline.h: New file. Declare functions to be moved to
4625 tree-inline.c. Define macros and declare types and hooks for
4626 language-specific tree inlining.
4627 (flag_inline_trees): Moved definition from cp/decl2.c.
4628 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
4629 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
4630 (struct tree_decl): Moved saved_tree from c_lang_decl and
4631 inlined_fns from C++'s lang_decl.
4633 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
4635 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
4636 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
4638 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
4640 * doc/cppinternals.texi: Update.
4642 2001-10-04 Eric Christopher <echristo@redhat.com>
4644 * config/mips/mips.c (init_cumulative_args): Remember to set
4646 * config.gcc: Redo linux configuration. Add target_cpu_default
4647 of soft-float to all mipsisa32 combinations and tx39.
4648 * config/mips/linux.h: Remove include of mips.h.
4650 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
4652 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
4653 HOST_LDFLAGS and HOST_CPPFLAGS.
4655 2001-10-03 Ziemowit Laski <zlaski@apple.com>
4657 * c-parse.in (objc_inherit_code, objc_pq_context,
4658 objc_public_flag): Make static.
4659 (objc_interface_context, objc_implementation_context,
4660 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
4661 global tree array in objc/objc-act.[ch].
4662 (methoddef): Remove unnecessary code.
4664 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
4665 Hoist struct definitions to objc-act.h.
4666 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
4667 cat_count): Place declaration in objc-act.h.
4668 (objc_tree_index): Move enumeration to objc-act.h.
4669 (objc_global_trees): Place declaration and macro accessors in
4671 (implementation_context): Remove duplicate; use
4672 objc_implementation_context instead:
4673 (method_context): Remove duplicate; use objc_method_context
4675 (objc_ellipsis_node, objc_method_prototype_template,
4676 implemented_classes, function_type): Move global vars to
4678 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
4679 (build_message_expr): Move actual construction of ObjC message
4680 send nodes to finish_message_expr.
4681 (finish_message_expr): New routine, contains code formerly in
4683 * objc/objc-act.h (finish_message_expr): New prototype.
4684 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
4685 declarations; these vars are now part of objc_global_trees.
4686 (objc_tree_index, objc_global_trees): Move definitions from
4688 * objc/objc-tree.def: Update copyright info.
4690 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
4692 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
4694 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
4695 only if TARGET_ARCH64.
4697 2001-10-02 Bernd Schmidt <bernds@redhat.com>
4699 * doc/extend.texi: Fix some problems with previous checkin.
4700 * doc/invoke.texi: Likewise.
4702 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
4704 * cpphash.h: Update comments.
4705 (cpp_context): Update.
4706 (spec_nodes): Remove n__Pragma.
4707 * cppinit.c (cpp_create_reader): Update.
4708 (builtin_array): Add _Pragma.
4709 * cpplib.h: Update comments.
4710 (NODE_DISABLED, BT_PRAGMA): New.
4711 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
4712 * cppmacro.c (struct cpp_macro): Remove disabled.
4713 (builtin_macro): Return int, handle _Pragma, push the new token
4714 on the context stack.
4715 (funlike_invocation_p): Unconstify, update.
4716 (enter_macro_context): Handle builtins here.
4717 (replace_args, push_token_context, push_ptoken_context):
4718 Update for prototype changes.
4719 (_cpp_pop_context): Update.
4720 (cpp_get_token): Don't handle buitins, nor _Pragma here.
4721 (cpp_sys_macro_p): Update.
4722 (_cpp_free_definition): Clear disabled flag.
4723 (_cpp_create_definition): Upate.
4724 * cppmain.c: Update comments.
4726 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
4727 Andreas Jaeger <aj@suse.de>,
4728 Jan Hubicka <jh@suse.cz>
4730 * doc/invoke.texi (i386 Options): Document x86-64 options.
4731 (i386 and x86-64 Options): Rename i386 options section.
4733 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
4734 (TARGET_SWITCHES): Add -munwind-info.
4735 (MASK_NO_UNWIND_INFO): New.
4736 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
4738 (ASM_OUTPUT_DOUBLE_INT): New.
4740 * config/i386/linux64.h: New spec file for Linux x86-64 support.
4741 * config.gcc: Fix tm_file settings for x86-64.
4742 * config/i386/x86-64.h: New file with OS independent x86-64
4744 * config/i386/biarch64.h: New file used to configure compiler
4745 to biarch/64bit compilation.
4747 * config/i386/i386.c: (override_options): Set flags default
4748 for 64bit compilation.
4750 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
4752 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
4753 (ix86_expand_int_movcc): Optimize DImode conditional moves with
4754 constants on x86_64.
4755 (ix86_attr_length_immediate_default): Support MODE_DI.
4756 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
4758 (indirect_jump, tablejump): Turn into expander.
4760 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4762 * c-common.c (c_format_attribute_table): Make format and
4763 format_arg attributes apply to function types rather than to
4765 (is_valid_printf_arglist): Construct an attribute list and pass
4766 that to check_function_format rather than a name.
4767 * c-common.h (check_function_format): Adjust prototype.
4768 * c-decl.c (duplicate_decls): Preserve attributes from type of
4769 built-in decl when allowing for harmless conflict in types.
4770 * c-format.c (record_function_format,
4771 record_international_format, function_format_list,
4772 international_format_info, international_format_list): Remove.
4773 (function_format_info): Remove next, name and assembler_name.
4774 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
4775 (decode_format_attr): New.
4776 (handle_format_attribute): Handle receiving a type rather than a
4777 decl. Call decode_format_attr. Store format information in a
4778 function_format_info.
4779 (handle_format_arg_attribute): Correct comment. Handle receiving
4780 a type rather than a decl. Use unsigned HOST_WIDE_INT for
4782 (check_format_info_recurse, check_format_info_main): Take argument
4783 numbers as unsigned HOST_WIDE_INT.
4784 (check_function_format): Take a list of attributes from the
4785 function type rather than a name or assembler name. Check for
4786 format attributes in that list and the attributes on the type of
4787 the current function rather than looking through
4788 function_format_list.
4789 (check_format_info): Use unsigned HOST_WIDE_INT for argument
4791 (check_format_info_recurse): Take format_arg attributes from the
4792 type of the function calls rather than using
4793 international_format_list. Allow for multiple format_arg
4795 * c-typeck.c (build_function_call): Pass type attributes to
4796 check_function_format rather than name or assembler name. Don't
4797 require there to be a name or assembler name to check formats.
4799 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4801 * attribs.c (decl_attributes): Possibly call
4802 insert_default_attributes to insert default attributes on
4803 functions in a lazy manner.
4804 * builtin-attrs.def: New file; define the default format and
4805 format_arg attributes.
4806 * c-common.c (c_format_attribute_table): Move to earlier in the
4808 (c_common_nodes_and_builtins): Initialize format_attribute_table.
4809 (enum built_in_attribute, built_in_attributes,
4810 c_attrs_initialized, c_init_attributes,
4811 c_common_insert_default_attributes): New.
4812 (c_common_lang_init): Don't initialize format_attribute_table. Do
4813 call c_init_attributes.
4814 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
4815 * c-common.h (init_function_format_info): Don't declare.
4816 (c_common_insert_default_attributes): Declare.
4817 * c-decl.c (implicitly_declare, builtin_function): Call
4819 (init_decl_processing): Don't call init_function_format_info.
4820 (insert_default_attributes): New.
4821 * c-format.c (handle_format_attribute,
4822 handle_format_arg_attribute): Be quiet about inappropriate
4823 declaration when applying default attributes.
4824 (init_function_format_info): Remove.
4825 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
4826 (insert_default_attributes): Declare.
4828 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
4830 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
4832 2001-10-01 Jim Wilson <wilson@redhat.com>
4834 * sched-deps.c (add_dependence): When elide conditional dependence,
4835 check that insn doesn't modify cond2.
4837 2001-10-01 Dale Johannesen <dalej@apple.com>
4839 * config/rs6000/rs6000.h (enum processor_type): Add support
4840 for 7400 (G4) and 7450.
4842 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4843 (rs6000_issue_rate): Ditto.
4844 (rs6000_adjust_cost): Fix cycle counts for compares.
4845 (debug_stack_info): Fix an obvious typo.
4846 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
4847 * doc/invoke.texi: Document.
4848 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
4850 (PROCESSOR_DEFAULT): Ditto.
4852 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
4854 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
4855 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
4856 later recursive make invocation.
4858 2001-10-01 Hans Boehm <boehm@acm.org>
4860 * optabs.c (emit_libcall_block): When using non-call exceptions,
4861 don't add REG_LIBCALL reg notes to trapping calls.
4863 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4865 * flow.c (propagate_block_delete_libcall): Remove unused first arg
4866 (propagate_one_insn): Update for above change
4868 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
4870 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
4871 _Unwind_GetTextRelBase): Argument is unused.
4873 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4875 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
4876 Loop through NOPs, placeholders, and components.
4877 Don't go through NOPs if change mode.
4878 (record_alias_subset): Do nothing if SUBSET and SET are the same.
4879 * emit-rtl.c (set_mem_alias_set): Enable check.
4880 * expr.c (find_placeholder): New function.
4881 (expand_expr, case PLACEHOLDER_EXPR): Use it.
4882 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
4883 to modify it and avoid unneeded copies.
4884 * expr.h (expand_expr): Always define.
4885 (find_placeholder): New declaration.
4887 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4889 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
4890 operand 2 is the stack pointer.
4891 ("addr-peephole"): Fix address computation peephole when operand 2
4892 is the stack pointer.
4894 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4896 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
4897 (ix86_setup_incoming_varargs): Likewise.
4899 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
4901 * stor-layout.c (layout_type): Don't complain about too-large
4904 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4906 * function.c (keep_stack_depressed): Don't use delete_insn.
4908 * expr.h (set_mem_alias_set): Move decl to here.
4909 * rtl.h (mem_attrs): New typedef and struct.
4910 (union rtunion_def): Add field for mem_attrs.
4911 (X0MEMATTR, MEM_ATTRS): New macros.
4912 (MEM_ALIAS_SET): Use MEM_ATTRS.
4913 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
4914 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
4915 (set_mem_alias_set): Delete decl from here.
4917 * alias.c (set_mem_alias_set): Delete from here.
4918 * emit-rtl.c (mem_attrs_htab): New variable.
4919 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
4920 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
4921 (mem_attrs_mark, get_mem_attrs): Likewise.
4922 (gen_rtx_MEM): Clear MEM_ATTRS.
4923 (set_mem_attributes): Move to here.
4924 (set_mem_alias_set): Likewise, and call get_mem_attrs.
4925 (init_emit_once): const_int_htab now deletable htab.
4926 Initialize mem_attrs_htab.
4927 * explow.c (set_mem_attributes): Delete from here.
4928 * function.c (put_var_into_stack): Clear MEM_ATTRS.
4929 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
4930 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
4931 * reload1.c (reload): Rework changing REG to MEM.
4933 2001-09-30 H.J. Lu <hjl@gnu.org>
4935 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
4936 * config.in: Rebuild.
4938 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4940 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
4941 ("tsthi_1"): Avoid allocation in register y.
4942 ("*movqi_68hc12"): Reorganize and fix constraints.
4943 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
4944 ("addqi3"): Likewise.
4945 ("addhi3"): Fix constraints.
4946 ("*logicalhi3_zexthi"): Disparage soft registers.
4948 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4950 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
4953 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4955 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
4956 that we use setjmp/longjmp exceptions.
4958 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
4960 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
4961 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
4962 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4963 _cpp_pool_alloc, _cpp_next_chunk): Remove.
4964 (_cpp_extend_buff, BUFF_ROOM): Update.
4965 (_cpp_append_extend_buff): New.
4966 (struct cpp_reader): Remove macro_pool, add a_buff.
4967 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
4969 (cpp_destroy): Free a_buff instead of macro_pool.
4970 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
4971 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
4972 _cpp_pool_alloc, ): Remove.
4973 (parse_number, parse_string): Update use of _cpp_extend_buff.
4974 (_cpp_extend_buff): Update.
4975 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
4976 * cpplib.c (glue_header_name, parse_answer):
4977 Update use of _cpp_extend_buff.
4978 (cpp_register_pragma, cpp_register_pragma_space): Use
4980 (do_assert, do_unassert): Check for EOL, update.
4981 * cppmacro.c (stringify_arg, collect_args): Update to use
4982 _cpp_extend_buff and _cpp_append_extend_buff.
4983 (save_parameter, parse_params, alloc_expansion_token,
4984 _cpp_create_definition): Rework memory management.
4986 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
4988 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
4989 update md_exec_prefix.
4990 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
4993 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
4995 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
4996 (SELECT_CC_MODE): Use s390_select_ccmode.
4997 * config/s390/s390-protos.h (s390_select_ccmode): Add.
4998 * config/s390/s390.c (s390_select_ccmode): New.
4999 (s390_match_ccmode): Add CCLmode.
5000 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
5001 (output_branch_condition, output_inverse_branch_condition): Removed.
5002 (print_operand): Use s390_branch_condition_mnemonic.
5003 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
5004 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
5005 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
5007 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
5008 when converting conditional branches to far branches.
5009 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
5010 cmpint_di): Use CCSmode instead of CCUmode.
5012 * config/s390/s390.c (legitimate_la_operand_p): New.
5013 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
5014 * config/s390/s390.md (movsi): Convert load address patterns to
5015 arithmetic operations when necessary.
5016 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
5017 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
5018 (*do_la_reg_0): Don't use before reload.
5020 * config/s390/s390.c (legitimize_address): Make more efficient
5021 use of two-register addressing mode.
5023 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
5024 with -mno-backchain in some corner cases.
5026 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
5028 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
5030 * reload.c (find_reloads): Mark new USE insns with QImode.
5031 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
5032 find_reloads_subreg_address): Likewise.
5033 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
5035 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
5037 (reload): Make sure there are no USEs with mode other than
5038 VOIDmode. At the end, remove those marked with QImode.
5040 2001-09-29 Per Bothner <per@bothner.com>
5042 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
5043 * Makefile.in (includedir): Rename to local_includedir.
5044 (includedir): Define as $(prefix)/include.
5045 * config.in (PREFIX_INCLUDE_DIR): New variable.
5046 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
5048 2001-09-29 Bernd Schmidt <bernds@redhat.com>
5050 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
5052 * doc/extend.texi (Vector Extensions): New node.
5053 * doc/invoke.texi (Machine Dependent Options): Add documentation for
5054 i386 -mmmx, -msse, -m3dnow.
5056 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5058 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
5060 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
5062 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
5064 * doc/invoke.texi (Optimize Options): Delete spurious @table.
5066 2001-09-28 Richard Henderson <rth@redhat.com>
5068 * varasm.c (assemble_integer): Bound alignment check by
5071 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
5073 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5075 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
5077 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5079 Mostly from Graham Stott <grahams@redhat.com>
5080 * c-common.c (type_for_mode): Add support for V2SFmode.
5081 * tree.c (build_common_tree_nodes_2): Likewise.
5082 * tree.h (enum tree_index, global_trees): Likewise.
5083 * config/i386/i386.c (x86_3dnow_a): New variable.
5084 (override_options): Support 3Dnow extensions.
5085 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
5086 Athlon's version of 3Dnow.
5087 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
5088 (ix86_expand_builtin): Handle them.
5089 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
5090 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
5091 TARGET_3DNOW_A): New macros.
5092 (TARGET_SWITCHES): Add 3Dnow switches.
5093 (VALID_MMX_REG_MODE_3DNOW): New macro.
5094 (VECTOR_MODE_SUPPORTED_P): Use it.
5095 (enum ix86_builtins): Add entries for 3Dnow builtins.
5096 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
5097 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
5098 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
5099 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
5100 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
5101 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
5102 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
5103 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
5104 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
5105 sfence_insn, prefetch): Make these available if TARGET_SSE or
5108 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5110 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
5111 ix86_va_start, ix86_build_va_list): Declare.
5112 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
5113 ix86_va_start, ix86_build_va_list): New global functions.
5114 * i386.md (sse_prologue_save_insn): New insn.
5115 (sse_prologue_save): New expander.
5116 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
5117 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
5119 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5121 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
5122 Use size_t everywhere, make definitions consistent with
5125 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
5127 * gcse.c (replace_store_insn): Use delete_insn.
5128 * loop.c (move_movables): Likewise; avoid delete_insn
5129 from clobbering notes moved elsewhere.
5130 (check_dbra_loop): Use delete_insn.
5131 * ssa.c (convert_from_ssa): Likewise.
5132 * cse.c (cse_insn): Use delete_insn.
5134 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5136 * cpphash.h (struct cpp_buff): Make unsigned.
5137 (_cpp_get_buff): Take length of size_t.
5138 (_cpp_unaligned_alloc): New.
5139 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
5140 (struct cpp_reader): Remove ident_pool. Add u_buff.
5141 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
5142 (cpp_destroy): Destroy u_buff, not ident_pool.
5143 * cpplex.c (parse_number, parse_string, save_comment,
5144 cpp_token_as_text): Update to use the unaligned buffer.
5145 (new_buff): Make unsigned.
5146 (_cpp_unaligned_alloc): New.
5147 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
5148 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
5150 (collect_args): Make unsigned.
5152 2001-09-27 Zack Weinberg <zack@codesourcery.com>
5154 * cpplex.c (cpp_output_token): Use a putc loop for
5155 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
5157 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
5158 * configure, config.in: Regenerate.
5159 * system.h: Replace fwrite and fprintf with their unlocked
5160 variants if available.
5162 2001-09-27 Richard Henderson <rth@redhat.com>
5164 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
5165 in favour of .eh_frame.
5167 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
5169 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
5171 (LIBCALL_VALUE): Likewise.
5173 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5175 * cpphash.h: Update comment.
5176 * cpplex.c: Update comments.
5177 (_cpp_can_paste): Remove.
5178 * cpplib.h (_cpp_can_paste): Remove.
5179 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
5180 lexer rather than _cpp_can_paste.
5182 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5184 * doc/cppinternals.texi: Update.
5186 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5188 * cpphash.h (struct cpp_pool): Remove locks and locked.
5189 (struct cpp_context): Add member buff.
5190 (struct cpp_reader): Remove member argument_pool.
5191 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5192 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
5193 * cpplex.c (chunk_suitable): Remove pool argument.
5194 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
5195 (new_buff, _cpp_extend_buff): Update.
5196 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
5197 which buffer is returned.
5198 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
5199 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5200 * cppmacro.c (lock_pools, unlock_pools): Remove.
5201 (push_ptoken_context): Take a _cpp_buff.
5202 (enter_macro_context): Pool locking removed.
5203 (replace_args): Use a _cpp_buff for the replacement list with
5205 (push_token_context): Clear buff.
5206 (expand_arg): Use _cpp_pop_context.
5207 (_cpp_pop_context): Free a context's buffer, if any.
5209 2001-09-26 DJ Delorie <dj@redhat.com>
5211 * c-typeck.c (digest_init): Check for sizeless arrays.
5213 2001-09-26 Richard Henderson <rth@redhat.com>
5215 * optabs.c (init_one_libfunc): Create a dummy function type
5216 instead of using error_mark_node.
5218 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5220 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
5221 _cpp_extend_buff, _cpp_free_buff): New.
5222 (struct cpp_reader): New member free_buffs.
5223 * cppinit.c (cpp_destroy): Free buffers.
5224 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
5225 _cpp_extend_buff, _cpp_free_buff): New.
5226 * cpplib.h (struct cpp_options): Remove unused member.
5227 * cppmacro.c (collect_args): New. Combines the old parse_arg
5228 and parse_args. Use _cpp_buff for memory allocation.
5229 (funlike_invocation_p, replace_args): Update.
5231 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5233 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
5235 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
5237 * except.c (sjlj_mark_call_sites): Change address inside sequence.
5239 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
5241 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
5244 2001-09-25 Janis Johnson <janis187@us.ibm.com>
5245 Jim Wilson <wilson@redhat.com>
5247 * doc/install.texi (Specific, ia64-*-linux): Document.
5249 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5251 * Makefile.in (cfgrtl.o): Add.
5252 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5253 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5254 free_aux_for_edge): Declare.
5256 (HAVE_return): Undefine.
5257 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5258 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5259 free_aux_for_edge): New global functions.
5260 (first_delete_block): New static variable.
5261 (init_flow): Clear first_delete_block.
5262 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
5263 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
5264 try_redirect_by_replacing_jump, last_loop_beg_note,
5265 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
5266 delete_insn, delete_insn_chain, create_basic_block_structure,
5267 create_basic_block, flow_delete_block, compute_bb_for_insn,
5268 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
5269 set_block_for_new_insns, split_block, merge_blocks_nomove,
5270 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5271 redirect_edge_and_branch, force_nonfallthru_and_redirect,
5272 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
5273 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
5274 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
5275 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
5276 purge_all_dead_edges): Move to ....
5277 * cfgrtl.c: New file; .... Here.
5279 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
5280 (reroder_basic_block): Use alloc_aux_for_blocks.
5281 * predict.c (estimate_bb_frequencies): Likewise; use
5282 alloc_aux_for_edges.
5283 * profile.c (compute_branch_probabilities): Likewise.
5284 (branch_prob): Likewise.
5285 * reg-stack.c (reg_to_stack): Likewise.
5287 * emit-rtl.c (emit_insns_after): Never return NULL.
5289 * basic-block.h (set_block_for_new_insns): Delete.
5290 * cfgrtl.c (set_block_for_new_insns): Delete.
5292 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
5293 calls when crossjumping.
5295 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
5296 * unroll.c (copy_loop_body): Use delete_insn.
5298 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
5299 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
5300 keep_stack_depressed): Likewise.
5301 * gcse.c (cprop_cc0_jump): Likewise.
5302 * local-alloc.c (update_equiv_regs): Likewise.
5303 * loop.c (scan_loop, loop_delete_insns): Likewise.
5304 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
5305 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
5306 delete_output_reload, delete_address_reloads_1,
5307 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
5309 * sibcall.c (replace_call_placeholder): Likewise.
5310 * cse.c (cse_insn): Likewise.
5312 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5314 From Graham Stott <grahams@redhat.com>
5315 (def_builtin): Only define builtins appropriate for target_flags. All
5317 (builtin_decsription): Add new field mask which is used to determine
5318 when to define the builtin via the macro def_builtin.
5320 (bdesc_comi): Initialise new mask fields.
5321 (bdesc_2srg): Likewise.
5322 (bdesc_1arg): Likewise.
5324 * config/i386/i386.c (ix86_init_builtins): Correct return type
5325 building v4hi_ftype_v4hi_int_int tree node.
5326 (ix86_expand_sse_comi): Fix typo swapping operands.
5327 Don't swap comparision condition, it is already swapped.
5328 (ix86_expand_sse_compare): Before swapping operands
5329 move operand 1 into new rtx and not the target rtx.
5330 Don't swap comparison condition, it is already swapped.
5331 Always check whether we need to create a new TARGET.
5333 * config/i386/i386.md: (sse_comi) Fix typos.
5334 (sse_ucomi): Likewise.
5335 (cvtss2si): Fix operand 0 contraint.
5336 (cvttss2si): Likewise.
5337 (sse_unpckhps): Fix mode for operand 2.
5338 (sse_unpcklps): Likewise.
5340 2001-09-25 Graham Stott <grahams@redhat.com>
5342 * sibcall.c (skip_copy_to_return_value): Tighten return value
5345 2001-09-24 David Edelsohn <edelsohn@gnu.org>
5347 * rs6000.c (lwa_operand): Address must be word aligned.
5349 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5351 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
5352 number has been set.
5353 (type_hash_mark): Mark type itself.
5355 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
5357 * c-lex.c (cb_def_pragma): Update.
5358 (c_lex): Update, and skip padding.
5359 * cppexp.c (lex, parse_defined): Update, remove unused variable.
5360 * cpphash.h (struct toklist): Delete.
5361 (union utoken): New.
5362 (struct cpp_context): Update.
5363 (struct cpp_reader): New members eof, avoid_paste.
5364 (_cpp_temp_token): New.
5365 * cppinit.c (cpp_create_reader): Update.
5366 * cpplex.c (_cpp_temp_token): New.
5367 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
5368 (cpp_output_token): Don't print leading whitespace.
5369 (cpp_output_line): Update.
5370 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
5371 do_include_common, do_line, do_ident, do_pragma,
5372 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
5373 parse_assertion): Update.
5374 (get_token_no_padding): New.
5375 * cpplib.h (CPP_PADDING): New.
5376 (AVOID_LPASTE): Delete.
5377 (struct cpp_token): New union member source.
5378 (cpp_get_token): Update.
5379 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
5380 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
5381 replace_args, quote_string, stringify_arg, parse_arg, next_context,
5382 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
5383 _cpp_backup_tokens, _cpp_create_definition): Update.
5384 (push_arg_context): Delete.
5385 (padding_token, push_token_context, push_ptoken_context): New.
5386 (make_string_token, make_number_token): Update, rename.
5387 (cpp_get_token): Update to handle tokens as pointers to const,
5388 and insert padding appropriately.
5389 * cppmain.c (struct printer): New member prev.
5390 (check_multiline_token): Constify.
5391 (do_preprocessing, cb_line_change): Update.
5392 (scan_translation_unit): Update to handle spacing.
5393 * scan-decls.c (get_a_token): New.
5394 (skip_to_closing_brace, scan_decls): Update.
5395 * fix-header.c (read_scan_file): Update.
5397 * doc/cpp.texi: Update.
5399 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5401 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
5402 leak by passing malloc'ed pointer to reconcat, not concat.
5404 2001-09-24 DJ Delorie <dj@redhat.com>
5406 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
5408 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
5410 * flow.c (delete_dead_jumptables): Delete jumptable if the only
5411 reference is from the literal pool.
5413 2001-09-24 Janis Johnson <janis187@us.ibm.com>
5415 * doc/install.texi (Final install): Request additional information
5416 in mail about successful builds.
5418 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5420 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
5421 initial value of return pointer register instead of value in frame-20.
5424 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5426 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
5427 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
5428 the libcall if there isn't a referenced identifier for the symbol.
5430 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5432 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
5433 non 64-bit machines. Use these as a plabel for the trampoline.
5434 (TRAMPOLINE_SIZE): Adjust size for new words.
5435 (INITIALIZE_TRAMPOLINE): Initialize new words.
5436 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
5437 pointer to the plabel in the trampoline.
5439 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5441 * pa.c (function_arg): Pass floating arguments in both general and
5442 floating registers in indirect (dynamic) calls when generating code
5443 for the 32 bit ABI and the HP assembler.
5445 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5447 * doc/install.texi: Markup fixes.
5448 Use Solaris 2, SunOS 4 as appropriate.
5449 (Specific, *-*-solaris2*): Explain this.
5450 Unconditionally warn against /usr/ucb tools.
5451 Remove Sun as warning, obsolete.
5452 Move X11 header bug workaround here, update patches.
5453 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
5454 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
5456 2001-09-23 Zack Weinberg <zack@codesourcery.com>
5458 * errors.h (warning, error, fatal, internal_error): Don't mark
5459 with ATTRIBUTE_PRINTF_n.
5460 * toplev.h (internal_error, fatal_io_error, warning, error,
5461 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
5462 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
5465 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5467 * function.c (pop_function_context_from): var_refs_queue
5468 and temp slots now in GC memory.
5469 (mark_function_status, free_after_compilation): Likewise;
5470 also struct function now in GC memory.
5471 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
5472 (combine_temp_slots): Likewise.
5473 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
5474 (prepare_function_start): Use GC memory for struct function.
5475 (mark_temp_slot): Deleted.
5476 (gcc_mark_struct_function): struct function now in GC memory.
5478 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
5479 code for division, not modulus.
5481 * rtl.def (MEM): Remove obsolete part of comment.
5483 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
5485 * c-format.c (init_function_format_info): Check __builtin_printf
5486 and __builtin_fprintf even if -ffreestanding. Check C99 functions
5489 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5491 * c-common.c (format_attribute_table): Remove decl.
5492 * tree.h (format_attribute_table, lang_attribute_table): New decls.
5493 (lang_attribute_common): Likewise.
5495 * function.c (fix_lexical_address): Use set_mem_alias_set.
5496 (expand_function_start): Likewise.
5497 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
5499 * varasm.c (output_constant): Fix unused variable warning.
5501 * attribs.c: New file, from c-common.c.
5502 (attribute_tables): Now four elements.
5503 (format_attribute_table, lang_attribute_common): New variables.
5504 (init_attributes): Reflect above changes.
5505 (handle_mode_attribute): Delete check for wider than uintmax.
5506 * c-common.c: Delete parts moved to attribs.c.
5507 (enum attrs): Deleted; unused.
5508 (c_format_attribute_table): New variable.
5509 (c_common_lang_init): Initialize format_attribute_table with it.
5510 * c-common.h (decl_attributes): Remove decl.
5511 * tree.h (decl_attribute): Move it to here.
5512 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
5513 (attribs.o): New rule.
5515 2001-09-22 Andreas Jaeger <aj@suse.de>
5517 * builtins.c (c_getstr): Remove unused variable.
5519 2001-09-21 Richard Henderson <rth@redhat.com>
5521 * reload1.c (reload): Use delete_insn instead of splatting
5524 2001-09-21 Richard Henderson <rth@redhat.com>
5526 * reload.c (push_secondary_reload): Don't check for "=" in output
5527 constraint after ""->ALL_REGS check.
5529 2001-09-21 Richard Henderson <rth@redhat.com>
5531 * predict.c (expected_value_to_br_prob): Use pc_set.
5533 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
5534 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
5536 2001-09-21 Richard Henderson <rth@redhat.com>
5538 * rtl.h (LCT_RETURNS_TWICE): New.
5539 * calls.c (emit_call_1): Set current_function_calls_setjmp for
5541 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
5542 to ECF_RETURNS_TWICE.
5543 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
5546 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
5548 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
5549 (JMP_BUF_SIZE): New.
5551 2001-09-21 Richard Henderson <rth@redhat.com>
5553 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
5556 2001-09-21 Richard Henderson <rth@redhat.com>
5558 * tree.def (FDESC_EXPR): New.
5559 * expr.c (expand_expr): Handle it.
5560 * varasm.c (initializer_constant_valid_p): Likewise.
5561 (output_constant): Likewise.
5562 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5563 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
5564 (ASM_OUTPUT_FDESC): New.
5565 * doc/tm.texi: Document the new macros.
5567 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5569 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
5570 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
5571 once merging is complete.
5573 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5575 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
5577 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
5579 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
5580 that would be invalid after a merge.
5582 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
5584 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
5585 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
5587 (flow_delete_insn): This one.
5588 (delete_insn_chain): Rename from ...; do not care labels.
5589 (flow_delete_insn_chain): ... this one.
5590 (flow_delete_block): Remove the insns one BB has been expunged.
5591 (merge_blocks_nomove): Likewise.
5592 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
5593 updating BB boundaries.
5594 (tidy_fallthru_edge): Likewise.
5595 (commit_one_edge_insertion): Likewise.
5596 * cfgbuild.c (find_basic_block): Likewise.
5597 (find_basic_blocks_1): Likewise.
5598 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
5599 (try_crossjump_to_edge): Likewise.
5600 (try_optimize_cfg): Likewise.
5601 * cse.c (delete_trivially_dead_insns): Likewise.
5602 * df.c (df_insn_delete): Likewise.
5603 * doloop.c (doloop_modify): Use delete_related_insns.
5604 * emit-rtl.c (try_split): Likewise.
5605 (remove_insn): Update BB boundaries.
5606 * expect.c (connect_post_landing_pads): Use delete_related_insns.
5607 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
5608 updating BB boundaries.
5609 (propagate_block_delete_insn): Likewise.
5610 (propagate_block_delete_libcall): Likewise.
5611 * function.c (delete_handlers): Use delete_related_insns.
5612 (thread_prologue_and_epilogue_insns): Likewise.
5613 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
5614 * genpeep.c (gen_peephole): Use delete_related_insns.
5615 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
5617 (find_cond_trap): Likewise.
5618 * integrate.c (save_for_inline): Use delete_related_insns.
5619 (copy_insn_list): Likewise.
5620 * jump.c (pruge_linie_number_notes): Likewise.
5621 (duplicate_loop_exit_test): Likewise.
5622 (delete_computation): Likewise.
5623 (delete_related_insn): Rename from ...; use delete_insn
5624 (delete_insn): ... this one.
5625 (redirect_jump): Use delete_related_insns.
5626 * loop.c (scan_loop): Likewise.
5627 (move_movables): Likewise.
5628 (find_and_verify_loops): Likewise.
5629 (check_dbra_loop): Likewise.
5630 * recog.c (peephole2_optimize): Likewise.
5631 * reg-stack.c (delete_insn_for_stacker): Remove.
5632 (move_for_stack_reg): Use delete_insn.
5633 * regmove.c (combine_stack_adjustments_for_block): Likewise.
5634 * reload1.c (delete_address_reloads): Use delete_related_insns.
5635 (fixup_abnormal_edges): Use delete_insn.
5636 * recog.c (emit_delay_sequence): Use delete_related_insns.
5637 (delete_from-delay_slot): Likewise.
5638 (delete_scheduled_jump): likewise.
5639 (optimize_skip): Likewise.
5640 (try_merge_delay_insns): Likewise.
5641 (full_simple_delay_slots): Likewise.
5642 (fill_slots_from_thread): Likewise.
5643 (relax_delay_slots): Likewise.
5644 (make_return_insns): Likewise.
5645 (dbr_schedule): Likewise.
5646 * rtl.h (delete_insn): Rename to delete_related_insns.
5647 (delete_insn, delete_insn_chain): New prototypes.
5648 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
5649 by df_insn_delete already.
5650 * ssa-dce.c (delete_insn_bb): Use delete_insn.
5651 * ssa.c (convert_from_ssa): Use delete_related_insns.
5652 * unroll.c (unroll_loop): Likewise.
5653 (calculate_giv_inc): Likewise.
5654 (copy_loop_body): Likewise.
5656 * i386-protos.h (ix86_libcall_value, ix86_function_value,
5657 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5658 ix86_return_in_memory, ix86_function_value): Declare.
5659 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
5660 new static valurables.
5661 (x86_64_reg_class): New enum
5662 (x86_64_reg_class_name): New array.
5663 (classify_argument, examine_argument, construct_container,
5664 merge_classes): New static functions.
5665 (optimization_options): Enable flag_omit_frame_pointer and disable
5666 flag_pcc_struct_return on 64bit.
5667 (ix86_libcall_value, ix86_function_value,
5668 ix86_function_arg_regno_p, ix86_function_arg_boundary,
5669 ix86_return_in_memory, ix86_function_value): New global functions.
5670 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
5671 (function_arg_advance): Handle x86_64 passing conventions.
5672 (function_arg): Likewise.
5673 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
5674 (RETURN_IN_MEMORY): Move offline.
5675 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
5676 (FUNCTION_VALUE_REGNO_P): New macro.
5677 (FUNCTION_ARG_REGNO_P): Move offline.
5678 (struct ix86_args): Add maybe_vaarg.
5679 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
5680 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
5682 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
5684 * s390.md: Changed attributes for scheduling.
5685 * s390.c: (s390_adjust_cost, s390_adjust_priority)
5688 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
5690 Table-driven attributes.
5691 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
5692 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
5693 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
5694 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
5695 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
5696 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
5697 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
5698 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
5699 * tree.h (struct tree_decl): Change machine_attributes to
5701 * doc/c-tree.texi: Document that all attributes are now attached
5703 * c-common.c (add_attribute, attrtab, attrtab_idx,
5704 default_valid_lang_attribute, valid_lang_attribute): Remove.
5705 (attribute_tables, attributes_initialized,
5706 c_common_attribute_table, default_lang_attribute_table): New
5708 (handle_packed_attribute, handle_nocommon_attribute,
5709 handle_common_attribute, handle_noreturn_attribute,
5710 handle_unused_attribute, handle_const_attribute,
5711 handle_transparent_union_attribute, handle_constructor_attribute,
5712 handle_destructor_attribute, handle_mode_attribute,
5713 handle_section_attribute, handle_aligned_attribute,
5714 handle_weak_attribute, handle_alias_attribute,
5715 handle_no_instrument_function_attribute,
5716 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
5717 handle_no_limit_stack_attribute, handle_pure_attribute): New
5719 (init_attributes, decl_attributes): Rewrite to implement
5720 table-driven attributes.
5721 * c-common.h (enum attribute_flags): Move to tree.h.
5722 * c-format.c (decl_handle_format_attribute,
5723 decl_handle_format_arg_attribute): Rename to
5724 handle_format_attribute and handle_format_arg_attribute. Update
5725 for table-driven attributes.
5726 * c-common.h (decl_handle_format_attribute,
5727 decl_handle_format_arg_attribute): Remove prototypes.
5728 (handle_format_attribute, handle_format_arg_attribute): Add
5730 * c-decl.c (grokdeclarator): Handle attributes nested inside
5732 * c-parse.in (setattrs, maybe_setattrs): Remove.
5733 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
5734 Update to handle nested attributes properly.
5735 (maybe_resetattrs, after_type_declarator,
5736 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
5737 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
5739 (make_pointer_declarator): Update to handle nested attributes
5741 * doc/extend.texi: Update documentation of limits of attributes
5742 syntax. Warn about problems with attribute semantics in C++.
5743 * target.h (struct target): Remove valid_decl_attribute and
5744 valid_type_attribute. Add attribute_table and
5745 function_attribute_inlinable_p.
5746 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
5747 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
5748 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
5750 (TARGET_INITIALIZER): Update.
5751 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
5753 (function_attribute_inlinable_p): New function. Check for the
5754 presence of any machine attributes before using
5755 targetm.function_attribute_inlinable_p.
5756 (function_cannot_inline_p): Update.
5757 * Makefile.in (integrate.o): Update dependencies.
5758 * doc/tm.texi: Update documentation of target attributes and
5759 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
5760 * tree.c (default_valid_attribute_p, valid_machine_attribute):
5762 (default_target_attribute_table,
5763 default_function_attribute_inlinable_p): New.
5764 (lookup_attribute): Update comment to clarify handling of multiple
5765 attributes with the same name.
5766 (merge_attributes, attribute_list_contained): Allow multiple
5767 attributes with the same name but different arguments to appear in
5768 the same attribute list.
5769 * tree.h (default_valid_attribute_p): Remove prototype.
5770 (struct attribute_spec): New.
5771 (default_target_attribute_table): Declare.
5772 (enum attribute_flags): Move from c-common.h. Add
5773 ATTR_FLAG_TYPE_IN_PLACE.
5774 (default_function_attribute_inlinable_p): Declare.
5775 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
5776 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5777 (TARGET_ATTRIBUTE_TABLE): Define.
5778 (vms_attribute_table): New.
5779 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
5780 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5781 (TARGET_ATTRIBUTE_TABLE): Define.
5782 (arc_attribute_table, arc_handle_interrupt_attribute): New.
5783 * config/arm/arm.c (arm_valid_type_attribute_p,
5784 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
5786 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5788 (TARGET_ATTRIBUTE_TABLE): Define.
5789 (arm_attribute_table, arm_handle_fndecl_attribute,
5790 arm_handle_isr_attribute): New.
5791 * config/avr/avr.c (avr_valid_type_attribute,
5792 avr_valid_decl_attribute): Remove.
5793 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
5795 (TARGET_ATTRIBUTE_TABLE): Define.
5796 (avr_attribute_table, avr_handle_progmem_attribute,
5797 avr_handle_fndecl_attribute): New.
5798 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
5799 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5800 (TARGET_ATTRIBUTE_TABLE): Define.
5801 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
5802 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
5803 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5804 (TARGET_ATTRIBUTE_TABLE): Define.
5805 (h8300_attribute_table, h8300_handle_fndecl_attribute,
5806 h8300_handle_eightbit_data_attribute,
5807 h8300_handle_tiny_data_attribute): New.
5808 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
5809 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
5811 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
5813 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
5814 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
5816 (TARGET_ATTRIBUTE_TABLE): Define.
5817 (ix86_attribute_table, ix86_handle_cdecl_attribute,
5818 ix86_handle_regparm_attribute): New.
5819 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
5820 i386_pe_valid_type_attribute_p): Remove.
5821 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
5822 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
5823 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5824 (TARGET_ATTRIBUTE_TABLE): Define.
5825 (ia64_attribute_table): New.
5826 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
5827 interrupt_ident2, model_ident1, model_ident2): Remove.
5828 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5829 (TARGET_ATTRIBUTE_TABLE): Define.
5830 (init_idents): Update.
5831 (m32r_attribute_table, m32r_handle_model_attribute): New.
5832 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
5834 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5835 (TARGET_ATTRIBUTE_TABLE): Define.
5836 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
5837 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
5838 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5839 (TARGET_ATTRIBUTE_TABLE): Define.
5840 (mcore_attribute_table, mcore_handle_naked_attribute): New.
5841 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
5842 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5843 (TARGET_ATTRIBUTE_TABLE): Define.
5844 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
5845 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
5846 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
5847 (TARGET_ATTRIBUTE_TABLE): Define.
5848 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
5849 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
5850 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5851 (TARGET_ATTRIBUTE_TABLE): Define.
5852 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
5853 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5855 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
5857 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
5858 (TARGET_ATTRIBUTE_TABLE): Define.
5859 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
5861 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
5862 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
5863 (TARGET_ATTRIBUTE_TABLE): Define.
5864 (v850_attribute_table, v850_handle_interrupt_attribute,
5865 v850_handle_data_area_attribute): New.
5866 * config/v850/v850-c.c (mark_current_function_as_interrupt):
5867 Return void. Call decl_attributes instead of
5868 valid_machine_attribute.
5870 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
5872 * sh-protos.h (sh_pr_n_sets): Declare.
5873 * sh.c (calc_live_regs): If the initial value for PR has been copied,
5874 look at the copy to determine if PR needs to be saved.
5875 sh_pr_n_sets: New function.
5876 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
5877 (ALLOCATE_INITIAL_VALUE): Define.
5879 * sh.c (initial_elimination_offset):
5880 Fix RETURN_ADDRESS_POINTER_REGNUM case.
5882 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
5884 * integrate.c (allocate_initial_values): New function.
5885 * integrate.h (allocate_initial_values): Declare.
5886 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
5888 * reload1.c (reload): And initialization of reg_equiv_memory_loc
5890 * toplev.c (rest_of_compilation): To here.
5891 Call allocate_initial_values.
5892 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
5894 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5896 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
5898 2001-09-20 DJ Delorie <dj@redhat.com>
5900 * c-typeck.c (really_start_incremental_init): Discriminate
5901 between zero-length arrays and flexible arrays.
5902 (push_init_level): Detect zero-length arrays and handle them
5903 like fixed-sized arrays.
5904 * expr.c (store_constructor): Handle zero-length arrays and
5905 flexible arrays correctly.
5906 * doc/extend.texi: Update zero-length array notes.
5908 2001-09-20 Jim Wilson <wilson@redhat.com>
5910 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
5911 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
5912 for issue port conflicts.
5913 (cycle_end_fill_slots): TYPE_L instructions take two slots.
5915 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
5917 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
5920 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5922 * fold-const.c (hashtab.h): Include.
5923 (int_const_binop): Remove FORSIZE arg and compute from type; all
5925 Call size_int_type_wide for all single-word constants.
5926 (size_htab_hash, size_htab_eq): New functions.
5927 (size_int_type_wide): Rework to use hash table.
5928 * ggc-common.c (hashtab.h): Include.
5929 (struct d_htab_root): New struct.
5930 (d_htab_roots): New variable.
5931 (ggc_add_deletable_htab, ggc_htab_delete): New functions
5932 (ggc_mark_roots): Handle deletable htabs.
5933 * ggc-page.c (ggc_marked_p): New function.
5934 * ggc-simple.c (ggc_marked_p): Likewise.
5935 * ggc.h: Reformatting throughout.
5936 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
5937 * tree.c (init_obstacks): Make type_hash_table a deletable root.
5938 (type_hash_add): Allocate struct type_hash from GC memory.
5939 (mark_hash_entry, mark_type_hash): Deleted.
5940 (type_hash_marked_p, type_hash_mark): New functions.
5941 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
5943 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
5945 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
5948 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5950 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
5951 array-too-large test for signed sizetype.
5953 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5955 * i386.md (indirect_jump): Allow Pmode operand.
5956 (tablejump): LIkewise; perform expansion to 64bit mode.
5957 * i386.c (symbolic_operand): Allow 64bit PIC references.
5958 (pic_symbolic_operand): Likewise.
5959 (ix86_find_base_term): Strip the 64bit PIC references.
5960 (legitimate_pic_address_disp_p): Handle 64bit PIC.
5961 (legitimize_pic_address): Likewise.
5962 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
5963 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
5965 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
5967 * stringpool.c (get_identifier_with_length): New function.
5968 * tree.h (get_identifier_with_length): New prototype.
5970 2001-09-19 Alan Modra <amodra@bigpond.net.au>
5971 David Edelsohn <edelsohn@gnu.org>
5974 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
5975 already sign-extended.
5977 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
5978 * config/rs6000/rs6000.c (logical_operand): Always compare op as
5980 (rs6000_emit_set_long_const): Avoid unnecessary shift.
5981 (output_profile_hook): Declare label_name const.
5982 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
5983 to match constraints.
5985 2001-09-19 Stan Shebs <shebs@apple.com>
5987 * alias.c: Fix typos in comments.
5988 * sched-rgn.c (init_ready_list): Ditto.
5989 * unwind-dw2.c (uw_frame_state_for): Ditto.
5990 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
5991 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
5992 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
5994 2001-09-19 Richard Henderson <rth@redhat.com>
5996 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
5998 * Makefile.in (cfg.o): Depend on TM_P_H.
6000 2001-09-19 Richard Henderson <rth@redhat.com>
6002 * config/alpha/alpha.c (local_symbol_p): Split out from ...
6003 (local_symbolic_operand): ... here.
6004 (small_symbolic_operand): Check mode.
6005 (global_symbolic_operand): New.
6006 (input_operand): Reject symbolics if explicit relocs.
6007 (call_operand): Tidy.
6008 (alpha_legitimize_address): Use movdi_er_high_g.
6009 (alpha_expand_mov): Likewise.
6010 * config/alpha/alpha-protos.h: Update.
6011 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6012 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
6013 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
6014 (UNSPECV_LDGP2): Remove.
6015 (all call patterns): Use 's' not 'i' for symbolic constraint.
6016 (call_osf call_value_osf): Use call_operand.
6017 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
6018 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
6019 (prologue_ldgp_1_er): Remove.
6020 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
6021 (builtin_setjmp_receiver_er patterns): Use them.
6022 (exception_receiver_er): Likewise.
6024 2001-09-19 Richard Henderson <rth@redhat.com>
6026 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
6028 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
6029 and NON_LOCAL_GOTO notes.
6030 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
6031 copy over CALL_INSN_FUNCTION_USAGE.
6033 2001-09-18 Catherine Moore <clm@redhat.com>
6035 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
6038 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
6040 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
6041 new-style tm_file specification. Specify correct tm_p_file,
6042 md_file, and out_file for s390x.
6044 * config/s390/linux.h, linux64.h: Don't include other target
6045 macro header files. Now handled via tm_file.
6047 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
6048 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
6049 are defined before use.
6051 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
6053 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
6054 code generation only for Gnu assembler.
6056 2001-09-18 Catherine Moore <clm@redhat.com>
6058 * config/stormy16 (LIB_SPEC): Remove -lnosys.
6060 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
6062 * config/mips/mips.c (mips_frame_set): New.
6063 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
6064 a parallel frame-related expression with a set for each register.
6066 2001-09-18 Philip Blundell <philb@gnu.org>
6068 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
6071 2001-09-17 Dale Johannesen <dalej@apple.com>
6073 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
6074 * config/rs6000/aix.h (FIXED_R2): Define.
6075 * config/rs6000/darwin.h (FIXED_R2): Define.
6076 * config/rs6000/sysv4.h (FIXED_R2): Define.
6078 2001-09-17 Jeff Sturm <jsturm@one-point.com>
6080 * except.c (dw2_build_landing_pads): New local
6081 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
6082 barrier after clobbers. Fixes c++/4012.
6084 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6086 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
6088 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
6090 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
6091 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
6093 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6095 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
6098 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
6100 * cpphash.h (_cpp_lex_direct): New.
6101 * cpplex.c (_cpp_lex_token): Update.
6102 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
6103 and increment that pointer.
6104 * cppmacro.c (alloc_expansion_token): New.
6105 (lex_expansion_token): Lex macro expansion directly into
6108 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
6110 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
6112 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
6114 * basic-block.h (free_bb_for_insn): Declare.
6115 * bb-reorder.c (label_for_bb): Use block_label.
6116 (emit_jump_to_block_after): Remove.
6117 (insert_intra_1): Do not update block_for_insn.
6118 (insert_inter_bb_scope_notes): Likewise; update bb->end
6119 * cfg.c (free_bb_for_insn): New.
6120 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
6121 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
6122 (commit_one_edge_insertion): Likewise.
6123 (commit_one_edge_insertion): Do not update BB boundary.
6124 (commit_edge_insertions): Do not call compute_bb_for_insn.
6125 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
6126 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
6127 (merge_blocks_move_successor_nojumps): Likewise.
6128 (try_crossjump_to_edge): Do not update block_for_insn.
6129 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
6130 * df.c (df_pattern_emit_later): Do not update BB boundary.
6131 (df_jump_pattern_emit_after): Likewise.
6132 (df_insn_move_before): Use emit_insn_before.
6133 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
6135 (add_insn_after, add_insn_before, emit_insns_after): Update BB
6136 boundaries and basic_block_for_insn.
6137 (reorder_insns_nobb): Rename from reorder_insns.
6138 (reorder_insns): New.
6139 (emit_block_insn_before, emit_block_insn_after): Kill.
6140 * flow.c (check_function_return_warnings): Do not call
6141 compute_bb_for_insn; Do not free basic_block_for_insn.
6142 (attempt_auto_inc): Do not update basic_block_for_insn.
6143 * function.c (emit_return_into_block): Likewise;
6144 do not update BB boundaries.
6145 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
6146 (insert_insn_end_bb): Use emit_insn_before; Likewise.
6147 (pre_insert_copy_insn): Likewise.
6148 (update_ld_motion_notes): Likewise.
6149 (insert_insn_start_bb): Likewise.
6150 (replace_store_insn): Likewise.
6151 * ifcvt.c (noce_process_if_block): Likewise.
6152 (if_convert): Do not call compute_bb_for_insn.
6153 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
6154 Use emit_insn_before and emit_insn_after.
6155 * recog.c (split_all_insns): Do not update BB boundaries;
6156 Do not call compute_bb_for_insn.
6157 (peephole2_optimize): Do not update BB boundaries.
6158 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
6160 (emit_swap_insn): Likewise.
6161 (convert_regs_1): Likewise.
6162 * reload1.c (reload): Call compute_bb_for_insn.
6163 * rtl.h (reorder_insns_nobb): Declare.
6164 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
6165 * toplev.c (rest_of_compilation): Call free_bb_for_insn
6166 at places CFG is invalidated; do not call compute_bb_for_insn.
6168 * cfg.c (expunge_block): Invalidate BB structure.
6170 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
6173 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
6175 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6177 * cpphash.h (_cpp_lex_token): Update prototype.
6178 * cpplex.c (_cpp_lex_token): New prototype.
6179 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
6180 lex_macro_node, read_flag, do_pragma_poison): Update.
6181 * cppmacro.c (cpp_get_token, parse_params,
6182 lex_expansion_token): Update.
6184 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6186 * cppmain.c (scan_translation_unit): Don't worry about
6187 putting a space after hashes.
6188 * cpplib.c (directive_diagnostics): New.
6189 (_cpp_handle_directive): Update to use directive_diagnostics.
6190 (run_directive): Don't toggle prevent_expansion.
6191 (do_line): Backup in case of the line extension.
6192 * cpplib.h (cpp_lexer_pos): Remove.
6193 * cppmacro.c (_cpp_create_definition): Precede a leading #
6196 2001-09-15 Richard Henderson <rth@redhat.com>
6198 * c-typeck.c (comptypes): Handle zero-length arrays properly.
6200 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6202 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
6204 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6206 PR preprocessor/3571
6207 * tradcpp.c (handle_directive): Skip non-vertical space.
6209 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6211 * cppmain.c (setup_callbacks): Set line callback only
6212 if outputting preprocessed source.
6214 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6216 * collect2.c (main): Const-ification.
6217 * gcc.c (translate_options, process_command): Use xstrdup in
6218 lieu of xmalloc/strcpy.
6219 (main): Use concat in lieu of xmalloc/strcpy/strcat.
6221 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6223 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
6226 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6228 * scan-decls.c (scan_decls): Fix typo.
6230 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6232 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
6233 Split mlstring_pos into mls_line and mls_col.
6234 * cppinit.c (cpp_create_reader): Initialize line to 1.
6235 (cpp_destroy): Free tokenruns.
6236 (push_include): Don't update lexer_pos.
6237 * cpplex.c (unterminated, parse_string): Update.
6238 (lex_token): Don't update lexer_pos, update.
6239 * cpplib.c (if_stack): Save line instead of line + col.
6240 (start_directive, _cpp_do__Pragma, do_else, do_elif,
6241 push_conditional, _cpp_pop_buffer): Update.
6242 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
6243 (_cpp_create_definition): Update.
6245 2001-09-15 Eric Christopher <echristo@redhat.com>
6247 * config/mips/abi64.h: Add support for MEABI.
6249 2001-09-15 Eric Christopher <echristo@redhat.com>
6251 * config/mips/mips.md: Add unspec #2.
6253 (reload_outdi): Ditto.
6254 (reload_outsi): Ditto.
6257 2001-09-15 Eric Christopher <echristo@redhat.com>
6258 Jason Eckhardt <jle@redhat.com>
6260 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
6261 * config/mips/isa32-linux.h: New file.
6262 * config/mips/isa3264.h: Ditto.
6263 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
6264 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
6265 (output_block_mode): Support MEABI.
6266 (function_arg): Ditto. Fix floating point arg passing.
6267 (mips_va_start): Ditto.
6268 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
6270 (mips_asm_file_start): Add new section to pass abi to gdb.
6271 (function_arg_pass_by_reference): Support MEABI.
6272 (mips_parse_cpu): Support mips32 and mips64 processors.
6273 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
6274 TARGET_MIPS5KC. Support isa32 and isa64.
6275 (processor_type): Add r4kc, r5kc, r20kc.
6276 (GENERATE_MULT3_SI): New.
6277 (GENERATE_MULT3_DI): Ditto.
6278 (GENERATE_MULT3): Remove.
6279 (ISA_HAS_64BIT_REGS): Add isa == 64.
6280 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
6281 (ISA_HAS_MADD_MSUB): New.
6282 (ISA_HAS_CLZ_CLO): Ditto.
6283 (ISA_HAS_DCLZ_DCLO): Ditto.
6284 (ABI_GAS_ASM_SPEC): New.
6285 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
6288 (SUBTARGET_CC1_SPEC): Ditto.
6289 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6290 (PAD_VARARGS_DOWN): Support MEABI.
6291 (HARD_REGNO_NREGS): Move to mips.c.
6292 (ASM_OUTPUT_IDENT): Add #undef.
6293 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
6294 (mulsi3): Use GENERATE_MULT3_SI.
6295 (mulsi3_mult3): Ditto. Support mips32, mips64.
6296 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
6297 (mul_sub_si): New pattern.
6298 (unnamed splitters): New.
6299 (muldi3): Use GENERATE_MULT3_DI.
6300 (muldi3_internal2): Ditto.
6301 (movdicc): Support mips32.
6302 * config/mips/t-isa3264: New file.
6304 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
6306 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
6307 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
6308 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
6310 * reorg.c (fill_slots_from_thread): After call to
6311 steal_delay_list_from_target, update own_thread as new_thread may
6314 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
6316 * cpperror.c (print_location): Take line and column, for
6317 default positioning use the previously lexed token.
6318 (_cpp_begin_message): Take line and column.
6319 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6320 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6321 * cpphash.h (_cpp_begin_message): Update prototype.
6322 * cppinit.c (push_include): Don't set output line.
6323 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
6324 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
6325 (do_pragma): Kludge for front ends. Don't expand macros at all.
6326 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
6327 (struct cpp_token): Remove output_line.
6328 (struct cpp_callbacks): New member line_change.
6329 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
6330 cpp_get_token): Preserve BOL flag.
6331 (cpp_get_line): Remove.
6332 (_cpp_backup_tokens): Remove useless abort().
6333 * cppmain.c (cb_line_change): New.
6334 (scan_translation_unit): Don't worry about starting new lines here.
6335 * scan-decls.c (scan_decls): Update.
6336 * c-lex.c (c_lex, init_c_lex): Update.
6337 (cb_line_change, src_lineno): New.
6339 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
6341 * tree.c (append_random_chars): Generate the random
6342 characters in a reproducable fashion.
6344 2001-09-14 Richard Henderson <rth@redhat.com>
6346 * config/i386/i386.c (internal_label_prefix): New.
6347 (internal_label_prefix_len): New.
6348 (override_options): Set them.
6349 (local_symbolic_operand): New.
6350 (legitimate_pic_address_disp_p): Use it.
6351 (legitimize_pic_address): Likewise.
6353 2001-09-14 Marc Espie <espie@openbsd.org>
6355 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
6358 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6360 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
6361 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
6363 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
6365 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
6366 invocation of SUBREG_REGNO_OFFSET.
6368 * haifa-sched.c: Fix typo in FSF copyright statement.
6369 * sched-deps.c: Fix typo in FSF copyright statement.
6370 * sched-ebb.c: Fix typo in FSF copyright statement.
6371 * sched-rgn.c: Fix typo in FSF copyright statement.
6372 * sched-vis.c: Fix typo in FSF copyright statement.
6374 * config.gcc: Move inclusion of arm elf specific header files
6375 from the files themselves into the tm_file variable. Make
6376 sure that elfos.h is included before target specific elf
6378 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
6380 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
6381 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
6382 ASM_OUTPUT_CASE_LABEL): Protect definition.
6383 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
6384 not already defined.
6385 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
6386 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
6387 Remove duplicate definition.
6388 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
6389 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
6390 (RDATA_SECTION_FUNCTION): Remove redundant definition.
6391 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
6392 Remove inclusion of arm/elf.h.
6393 * config/arm/unknown-elf.h: as for conix-elf.h.
6394 (STARTFILE_SPEC): Include crti.o and crtn.o.
6395 * config/arm/linux-elf.h: as for conix-elf.h.
6396 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
6397 * config/arm/strongarm-elf.h: Remove inclusion of
6399 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
6400 * config/arm/unknown-elf-oabi.h: Remove inclusion of
6401 unknown-elf.h and elf.h.
6402 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
6403 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
6404 ASM_WEAKEN_LABEL): Remove redundant definition.
6405 * config/arm/elf.h: Test for inclusion of elfos.h
6406 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
6407 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
6408 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
6409 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
6410 redundant definition.
6411 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
6412 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
6413 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
6414 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
6415 Add rules to build crti.o and crtn.o
6416 * crti.asm: New file.
6417 * crtn.asm: New file.
6419 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
6421 * c-parse.in (_yylex): Use _cpp_backup_tokens.
6422 * cpphash.h (struct tokenrun): Add prev.
6423 (struct lexer_state): Remove bol.
6424 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
6425 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
6427 * cppinit.c (cpp_create_reader): Don't set bol.
6428 (cpp_destroy): Don't free lookaheads.
6429 * cpplex.c (lex_directive): Remove.
6430 (next_tokenrun): Update.
6431 (_cpp_lex_token): Clean up logic.
6432 (lex_token): Update to return a pointer to lexed token, since it
6433 can move to the start of the buffer. Simpify newline handling.
6434 * cpplib.c (SEEN_EOL): Update.
6435 (skip_rest_of_line): Remove lookahead stuff.
6436 (end_directive): Line numbers are already incremented. Revert
6437 to start of lexed token buffer if we can.
6438 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
6439 parse_answer): Use _cpp_backup_tokens.
6440 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
6441 instead. Don't check for EOL.
6442 (do_include_common, do_line, do_pragma_system_header): Use
6444 * cpplib.h (BOL, _cpp_backup_tokens): New.
6445 * cppmacro.c (save_lookahead_token, take_lookahead_token,
6446 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
6447 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
6448 (builtin_macro): Don't use cpp_get_line.
6449 (cpp_get_line): Short term kludge.
6450 (parse_arg): Handle directives in arguments here. Back up when
6451 appropriate. Store EOF at end of argument list.
6452 (funlike_invocation_p): Use _cpp_backup_tokens.
6453 (push_arg_context): Account for EOF at end of list.
6454 (cpp_get_token): Remove lookahead stuff. Update.
6456 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6458 * c-parse.in (yyerror): Const-ification and/or static-ization.
6459 * c-typeck.c (push_member_name): Likewise.
6460 * collect2.c (main): Likewise.
6461 * dbxout.c (dbxout_parms): Likewise.
6462 * diagnostic.c (format_with_decl): Likewise.
6463 * dwarf2out.c (output_ranges): Likewise.
6464 * dwarfout.c (fundamental_type_code): Likewise.
6465 * except.c (dw2_output_call_site_table): Likewise.
6466 * gcc.c (do_spec_1): Likewise.
6467 * genopinit.c (optabs): Likewise.
6468 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
6469 gen_declaration_1, handle_impent): Likewise.
6470 * protoize.c (default_include, in_system_include_dir, abspath):
6472 * sched-vis.c (visualize_stall_cycles): Likewise.
6473 * sdbout.c (plain_type_1, sdbout_end_function,
6474 sdbout_end_epilogue): Likewise.
6475 * varasm.c (decode_reg_name): Likewise.
6477 * 1750a.c (mod_regno_adjust): Likewise.
6478 * alpha.c (alpha_write_one_linkage,
6479 unicosmk_output_default_externs): Likewise.
6480 * arm.c (arm_condition_codes): Likewise.
6481 * arm.h (arm_condition_codes): Likewise.
6482 * avr.c (output_movsisf, encode_section_info): Likewise.
6483 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
6485 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6486 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
6487 * m88k.c (output_function_profiler): Likewise.
6488 * mips.c (mips_output_conditional_branch): Likewise.
6489 * ns32k.c (ns32k_out_reg_names): Likewise.
6490 * ns32k.h (ns32k_out_reg_names): Likewise.
6491 * pj.c (pj_output_rval): Likewise.
6492 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
6493 * sparc.c (sparc_flat_function_prologue,
6494 sparc_flat_function_epilogue): Likewise.
6496 2001-09-13 Markus Werle <numerical.simulation@web.de>
6497 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6499 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
6500 Aachen University of Technology".
6502 2001-09-13 Andreas Schwab <schwab@suse.de>
6504 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
6507 2001-09-13 Richard Henderson <rth@redhat.com>
6509 * config/alpha/alpha.c (small_symbolic_operand): New.
6510 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
6511 (some_operand, input_operand): Don't handle HIGH.
6512 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
6513 (alpha_expand_mov): Likewise.
6514 (print_operand) [H]: Just print HIGH symbol.
6515 (print_operand_address): Handle small data.
6516 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
6517 (TARGET_SWITCHES): Add -msmall-data/large-data.
6518 (PIC_OFFSET_TABLE_REGNUM): New.
6519 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
6520 (PREDICATE_COES): Update.
6521 * config/alpha/alpha.md (adddi_er_high): New.
6522 (adddi_er_low): Handle small data.
6523 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
6524 prefer .sdata to .rodata.
6525 (SELECT_RTX_SECTION): Likewise.
6527 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
6529 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
6530 defining __size_t and leaving size_t undefined.
6532 2001-09-12 Diego Novillo <dnovillo@redhat.com>
6534 * basic-block.h (expunge_block): Declare.
6535 * cfg.c (expunge_block): Remove static declaration.
6537 2001-09-12 Richard Henderson <rth@redhat.com>
6539 * integrate.c (copy_insn_list): Copy label name from
6540 NOTE_INSN_DELETED_LABEL.
6542 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6544 * c-common.c (c_tree_code_name): Const-ification.
6545 * c-decl.c (c_decode_option): Likewise.
6546 * c-typeck.c (warn_for_assignment): Likewise.
6547 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
6549 * cppinit.c (output_deps): Likewise.
6550 * dependence.c (dependence_string, direction_string): Likewise.
6551 * dwarf2out.c (output_ranges): Likewise.
6552 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
6553 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
6554 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
6555 standard_startfile_prefix, standard_startfile_prefix_1,
6556 standard_startfile_prefix_2, tooldir_base_prefix,
6557 standard_bindir_prefix, find_a_file): Likewise.
6558 * genattrtab.c (make_length_attrs): Likewise.
6559 * gencheck.c (tree_codes): Likewise.
6560 * genemit.c (gen_split): Likewise.
6561 * genrecog.c (special_mode_pred_table): Likewise.
6562 * graph.c (graph_ext): Likewise.
6563 * protoize (default_include): Likewise.
6564 * reload.c (reload_when_needed_name): Likewise.
6565 * sched-vis.c (visualize_stall_cycles): Likewise.
6566 * tlink.c (recompile_files): Likewise.
6567 * toplev.c (decode_g_option): Likewise.
6568 * tradcpp.c (output_deps): Likewise.
6569 * varasm.c (decode_reg_name): Likewise.
6571 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
6574 * avr.c (avr_regnames, encode_section_info): Likewise.
6575 * c4x.c (float_reg_names): Likewise.
6576 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
6577 * elfos.h (const_section): Likewise.
6578 * i386.c (ix86_comp_type_attributes): Likewise.
6579 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6580 * ia64/aix.h (UNIQUE_SECTION): Likewise.
6581 * ia64.c (type_names): Likewise.
6582 * m68hc11.c (reg_class_names): Likewise.
6583 * m88k.c (m_options): Likewise.
6584 * mips.c (mips_output_conditional_branch, mips_unique_section):
6586 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6587 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
6588 ultra_code_names): Likewise.
6589 * sparc.h (OVERRIDE_OPTIONS): Likewise.
6591 2001-09-12 Jakub Jelinek <jakub@redhat.com>
6593 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
6594 Use --fatal-warnings option for gas.
6595 * configure: Rebuilt.
6597 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6599 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
6601 2001-09-11 Jim Wilson <wilson@redhat.com>
6603 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
6605 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6607 * builtins.c (c_strlen): Treat an offset too large for a
6608 HOST_WIDE_INT as out of range.
6610 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
6612 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
6613 (EDGE_CRITICAL_P): New predicate.
6614 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
6616 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
6617 (dump_edge_info): Remove "crit".
6618 * cfganal.c (mark_critical_edges): Kill.
6619 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
6620 * cfgcleanup.c (cleanup_cfg): Likewise.
6621 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
6622 (find_spanning_tree): Likewise.
6623 * reg-stack.c (convert_regs_1): Likewise.
6624 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
6626 * basic-block.h (create_basic_block_structure): New.
6627 (create_basic_block): Update prototype.
6628 (force_nonfallthru): New.
6629 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
6630 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
6631 handle updating of block_for_insn, creating of empty BBs and BBs at
6632 the end of INSN chain.
6633 (create_basic_block): New function.
6634 (split_block): Use create_basic_block.
6635 (force_nonfallthru_and_redirect): Break out from ...; cleanup
6636 (redirect_edge_and_branch_force): ... here.
6637 (force_nonfallthru): New.
6638 (split_edge): Rewrite to use force_nonfallthru and create_block.
6639 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
6640 (find_basic_blocks): Free basic_block_for_insn.
6641 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
6643 * cfg.c: Fix formating.
6644 * cfgcleanup.c: Fix formating.
6645 (merge_blocks, tail_recursion_label_p): Return bool.
6646 (merge_blocks_move_predecessor_nojumps,
6647 merge_blocks_move_successor_nojumps): Return void.
6649 2001-09-11 Jakub Jelinek <jakub@redhat.com>
6651 * configure.in: Check whether assembler supports section merging.
6652 * config.in: Rebuilt.
6653 * configure: Rebuilt.
6654 * varasm.c (variable_section, output_constant_pool): Pass alignment
6655 to SELECT_SECTION and SELECT_RTX_SECTION.
6656 (mergeable_string_section): New.
6657 (mergeable_constant_section): New.
6658 (default_elf_asm_named_section): Output SECTION_MERGE and
6659 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6660 * output.h (mergeable_string_section): New.
6661 (mergeable_constant_section): New.
6662 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
6663 * toplev.c (flag_merge_constants): New.
6664 (f_options): Add -fmerge-constants and -fmerge-all-constants
6666 (toplev_main): Default to -fno-merge-constants if not optimizing.
6667 * flags.h (flag_merge_constants): Add extern.
6668 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
6669 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
6671 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
6672 Define if assembler has working .subsection -1 support.
6673 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
6674 Put constant into special SHF_MERGE sections if the linker should
6675 attempt to merge duplicates.
6676 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
6678 Put constant into special SHF_MERGE sections if the linker should
6679 attempt to merge duplicates.
6680 * config/alpha/elf.h: Likewise.
6681 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
6682 has working .subsection -1 support.
6683 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
6685 * config/svr3.h: Likewise.
6686 * config/darwin.h: Likewise.
6687 * config/arm/aof.h: Likewise.
6688 * config/arm/linux-elf.h: Likewise.
6689 * config/avr/avr.h: Likewise.
6690 * config/c4x/c4x.h: Likewise.
6691 * config/d30v/d30v.h: Likewise.
6692 * config/i386/dgux.h: Likewise.
6693 * config/i386/osfrose.h: Likewise.
6694 * config/i386/sco5.h: Likewise.
6695 * config/i386/svr3gas.h: Likewise.
6696 * config/ia64/aix.h: Likewise.
6697 * config/m32r/m32r.h: Likewise.
6698 * config/m68k/m68k.h: Likewise.
6699 * config/m88k/dgux.h: Likewise.
6700 * config/m88k/m88k.h: Likewise.
6701 * config/mcore/mcore-pe.h: Likewise.
6702 * config/mips/mips.h: Likewise.
6703 * config/pa/pa.h: Likewise.
6704 * config/pa/pa-linux.h: Likewise.
6705 * config/romp/romp.h: Likewise.
6706 * config/rs6000/sysv4.h: Likewise.
6707 * config/rs6000/xcoff.h: Likewise.
6708 * config/s390/linux.h: Likewise.
6709 * config/sparc/sparc.h: Likewise.
6710 * config/sparc/sysv4.h: Likewise.
6711 * config/stormy16/stormy16.h: Likewise.
6712 * config/v850/v850.h: Likewise.
6713 * config/vax/vms.h: Likewise.
6714 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
6715 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
6716 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
6717 default_elf_asm_named_section for SHF_MERGE sections.
6719 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6721 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
6724 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
6726 * c-common.c (split_specs_attrs): Allow for empty attributes with
6727 empty TREE_PURPOSE. Fixes PR c/4294.
6729 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
6731 * basic-block.h (cached_make_edge, make_single_succ): New.
6732 (make_edge): Remove first parameter.
6733 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
6734 * cfg.c (cached_make_edge): Rename from make_edge; return newly
6735 created edge; use obstack allocation.
6736 (make_edge, make_single_succ_edge): New.
6737 (first_removed_edge): New static variable.
6738 (init_flow): Initialize first_removed_edge and n_edges.
6739 (clear_edges): Use remove_edge.
6740 (flow_delete_block): Likewise.
6741 (remove_edge): Add removed edges to the removed edges list.
6742 (split_block, redirect_edge_and_branch_force, split_edge):
6744 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
6745 (add_noreturn_fake_exit_edges): Likewise.
6746 (connect_infinite_loops_to_exit): Liekwise.
6747 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
6748 Use cached_make_edge.
6749 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
6750 * profile.c (branch_prob): Update make_edge call.
6751 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
6753 2001-09-11 Richard Henderson <rth@redhat.com>
6755 * config/alpha/alpha.c: Tidy formatting.
6756 (local_symbolic_operand): Verify mode.
6757 (alpha_sa_mask): Ignore unicos for eh_return.
6758 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
6759 * config/alpha/alpha.md (umk divsi patterns): Remove.
6760 (extendsfdf2): Remove unicos check.
6761 (tablejump): Merge vms and unicos code; always use direct set
6764 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6766 * config.gcc (alpha*-*-unicosmk*): New target.
6768 * config/alpha/alpha-protos.h (symbolic_operand,
6769 unicosmk_add_call_info_word, unicosmk_add_extern,
6770 unicosmk_defer_case_vector, unicosmk_unique_section,
6771 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
6772 unicosmk_asm_file_start, unicosmk_asm_file_end,
6773 unicosmk_output_common): Declare.
6775 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
6776 direct_return, function_arg, alpha_va_start, alpha_va_arg,
6777 alpha_does_function_need_gp, alpha_end_function): Support Cray
6779 (alpha_init_machine_status, alpha_mark_machine_status,
6780 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
6781 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
6782 unicosmk_asm_named_section, unicosmk_insert_attributes,
6783 unicosmk_section_type_flags, symbolic_operand,
6784 unicosmk_output_module_name, unicosmk_output_default_externs,
6785 unicosmk_output_dex, unicosmk_output_externs,
6786 unicosmk_output_addr_vec, unicosmk_ssib_name,
6787 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
6788 unicosmk_asm_file_end, unicosmk_output_common,
6789 unicosmk_section_type_flags, unicosmk_unique_section,
6790 unicosmk_add_call_info_word, unicosmk_text_section,
6791 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
6792 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
6793 unicosmk_dex_count, unicosmk_special_name): New.
6794 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
6795 TARGET_ABI_UNICOSMK.
6796 (get_aligned_mem, alpha_expand_unaligned_load,
6797 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
6798 alpha_expand_unaligned_store_words): Support big-endian mode.
6799 (print_operand): Likewise. New format specifier 't'. Use
6800 TARGET_AS_SLASH_BEFORE_SUFFIX.
6801 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
6802 (alpha_pv_save_size): Update with above change.
6803 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
6804 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
6807 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
6808 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
6809 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
6810 (EXTRA_CONSTRAINT): New constraint 'U'.
6811 (PREDICATE_CODES): Add symbolic_operand.
6813 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
6814 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
6815 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
6816 (integer division and modulus patterns): Split in default and
6818 (*divmodsi_internal, *divmoddi_internal): Disable for
6819 TARGET_ABI_UNICOSMK.
6820 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
6821 little-endian and big-endian versions.
6822 (ext, ins, msk): Likewise.
6823 (extv, extzv, insv): Support big-endian mode.
6824 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
6825 (call_umk, call_value_umk, *call_umk, tablejump_umk,
6826 *tablejump_umk_internal, *call_value_umk): New.
6827 (*movdi_nofix): Add pattern for loading an address into a register on
6828 TARGET_ABI_UNICOSMK.
6829 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
6830 (umk_mismatch_args, arg_home_umk): New.
6831 (various insns): Don't use mov, fmov, nop, fnop and unop.
6832 (realign): Support TARGET_ABI_UNICOSMK.
6834 * config/alpha/unicosmk.h: New file.
6835 * config/alpha/t-unicosmk: New file.
6837 * fixinc/inclhack.def (unicosmk_restrict): New.
6838 * fixinc/fixincl.x: Regenerate.
6840 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
6841 (wchar_t): Check for and define __WCHAR_T__.
6843 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
6845 * combine.c (simplify_shift_const): Treat shifts by the mode
6848 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
6850 * cpphash.h (struct tokenrun): New.
6851 (struct cpp_context): New member bol.
6852 (struct cpp_reader): New members.
6853 (_cpp_init_tokenrun): New.
6854 * cppinit.c (cpp_create_reader): Set up the token runs.
6855 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
6856 (lex_token): New internalised version of _cpp_lex_token. Don't
6857 handle directives or the multiple include opimisation here any
6858 more. Simply lex a token.
6859 * cpplib.c (run_directive): Clear bol.
6860 (_cpp_pop_buffer): Set bol.
6861 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
6864 2001-09-11 Michael Meissner <meissner@redhat.com>
6866 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
6867 give an error if the user uses -mfp32.
6868 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
6870 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
6871 floating point register size.
6872 (EXTRA_SPECS): Add CPP_FPR_SPEC.
6874 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
6875 HOST_WIDE_INT_PRINT_DEC to properly print the result of
6877 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6878 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
6880 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
6882 * dbxout.c (dbxout_parms): Fix typo in comment.
6883 * unroll.c (loop_find_equiv_value): Ditto.
6884 * toplev.c (rest_of_compilation): Ditto.
6885 * loop.c (scan_loop): Ditto.
6886 * dwarf2out.c (struct dw_fde_struct): Ditto.
6888 2001-09-10 Zack Weinberg <zackw@panix.com>
6890 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
6891 copying identifier when we're just going to throw it away.
6892 (parse_identifier_slow): New routine to handle abnormal cases.
6893 (_cpp_lex_token): Update call site.
6895 * hashtable.c (ht_lookup): Don't assume that the string we've
6896 been given is NUL-terminated.
6897 * system.h: #define __builtin_expect(a, b) to (a) if not
6900 2001-09-10 Michael Meissner <meissner@redhat.com>
6902 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
6905 2001-09-10 David Edelsohn <edelsohn@gnu.org>
6907 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
6909 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6911 * builtins.c (c_getstr): Correct thinko in last change and further
6914 2001-09-10 Tim Freeman <tim@fungibole.com>
6916 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
6917 into varray's and register them as roots with the garbage
6918 collector so they are not collected too soon.
6920 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
6922 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
6924 * basic-block.h (flow_obstack, label_value_list,
6925 tail_recursion_label_list): Declare
6926 (tidy_fallthru_edges): Declare.
6927 (expunge_block, last_loop_beg_note): Delete.
6928 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
6930 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
6931 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
6932 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
6933 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
6934 expunge_block, flow_delete_block, compute_bb_for_insn,
6935 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
6936 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
6937 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
6938 try_redirect_by_replacing_jump, last_loop_beg_note,
6939 redirect_edge_and_branch, redirect_edge_and_branch_force,
6940 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
6941 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
6942 commit_edge_insertions, dump_flow_info, debug_flow_info,
6943 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
6944 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
6945 Move here from flow.c
6946 * cfganal.c: New file.
6947 (forwarder_block_p, can_fallthru, mark_critical_edges,
6948 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
6949 find_unreachable_blocks, create_edge_list, free_edge_list,
6950 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
6951 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
6952 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
6953 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
6954 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
6955 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
6956 Move here from flow.c
6957 * cfgbuild.c: New file
6958 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
6959 make_edges, find_basic_blocks_1, find_basic_blocks,
6960 find_sub_basic_blocks): Move here from flow.c
6961 * cfgcleanup.c: New file.
6962 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
6963 merge_blocks_move_predecessor_nojumps,
6964 merge_blocks_move_successor_nojumps, merge_blocks,
6965 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6966 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
6967 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
6969 * cfgloop.c: New file
6970 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
6971 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
6972 flow_loop_exit_edges_find, flow_loop_nodes_find,
6973 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6974 flow_loop_tree_node_add, flow_loops_tree_build,
6975 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
6976 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
6977 Move here from flow.c
6978 * flow.c: Remove everything moved elsewhere
6979 * output.h (cleanup_cfg): Return bool.
6981 * bb-reorder.c (reorder_block_def): Remove 'index'.
6982 (insert_intra_1): Add argument BB, set block for new note.
6983 (make_reorder_chain): Do not depdent on BB indexes.
6984 (make_reorder_chain_1): Do not use BB indexes.
6985 (label_for_bb): Likewise; set BB for new insn.
6986 (emit_jump_to_block_after): Likewise.
6987 (fixup_reoder_chain): Sanity check that all basic blocks
6988 are chained; verify newly created insn chain; remove
6989 undocnitional jump simplifying; Do not use BB indexes;
6990 properly initialize count and frequency information;
6991 dump reordered sequence.
6992 (insert_intra_bb_scope_notes): update call of insert_intra_1.
6993 (insert_inter_bb_scope_notes): Set block for new insn.
6994 (reorder_basic_blocks): Dump flow info before reoredering.
6996 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6998 * alias.c (clear_reg_alias_info): Use K&R format definition.
6999 Avoid unsigned warning.
7000 * builtins.c: Use "unsigned int", not "unsigned".
7001 (target_char_cast): Use host_integerp and tree_low_cst.
7002 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
7003 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
7004 (c_getstr): Likewise.
7005 (std_expand_builtin_va_arg): Use int_size_in_bytes.
7006 (builtin_memcpy_read_str): Avoid unsigned warning.
7007 (expand_builtin_memcpy): Alignments are unsigned.
7008 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
7009 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
7010 * predict.c (expensive_function_p): LIMIT now unsigned.
7011 * resource.c (mark_target_live_regs): Make some vars unsigned.
7012 * sdbout.c: Use "unsigned int", not "unsigned".
7013 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
7014 (sdbout_source_line): Likewise.
7015 (sdbout_record_type_name): Remove "const" for NAME declaration.
7016 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
7018 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
7020 * calls.c (store_one_arg): Expand comment.
7022 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7024 * calls.c (store_one_arg): Make sure that the entire argument is
7025 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
7027 2001-09-09 Richard Henderson <rth@redhat.com>
7029 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
7031 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
7033 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
7035 2001-09-09 Richard Henderson <rth@redhat.com>
7037 * config/alpha/alpha.c (alpha_next_sequence_number): New.
7038 (alpha_this_literal_sequence_number): New.
7039 (alpha_this_gpdisp_sequence_number): New.
7040 (some_operand, input_operand): Add HIGH.
7041 (local_symbolic_operand): New.
7042 (alpha_encode_section_info): New.
7043 (alpha_legitimate_address_p): Allow LO_SUM.
7044 (alpha_legitimize_address): Generate HIGH+LO_SUM.
7045 (alpha_expand_mov): Likewise.
7046 (secondary_reload_class): Check memory_operand not general_operand
7048 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
7049 (alpha_expand_unaligned_store): Likewise.
7050 (alpha_expand_unaligned_load_words): Likewise.
7051 (alpha_expand_unaligned_store_words): Likewise.
7052 (alpha_expand_block_clear): Likewise.
7053 (print_operand): Handle %#, %*, %H.
7054 (print_operand_address): Handle LO_SUM.
7056 (alpha_does_function_need_gp): Use it.
7057 (alpha_expand_block_move): Fix signed compare warnings.
7058 (alpha_sa_mask, alpha_align_insns): Likewise.
7059 * config/alpha/alpha-protos.h: Update.
7060 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
7061 (MASK_EXPLICIT_RELOCS): New.
7062 (TARGET_SWITCHES): Add -mexplicit-relocs.
7063 (EXTRA_CONSTRAINT): Add 'T'.
7064 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
7065 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
7066 (ENCODE_SECTION_INFO): Out line.
7067 (REDO_SECTION_INFO_P): New.
7068 (STRIP_NAME_ENCODING): New.
7069 (ASM_OUTPUT_LABELREF): New.
7070 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
7071 (PREDICATE_CODES): Update.
7072 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
7073 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
7074 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
7075 builtin_setjmp_receiver_er, exception_receiver_1_er,
7076 call_value_osf_1_er): New patterns.
7077 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
7078 (movqi, movhi, movsi): Add explicit $31 base register to lda.
7079 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
7080 (FINAL_PRESCAN_INSN): New.
7082 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
7084 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
7086 2001-09-08 Andreas Jaeger <aj@suse.de>
7088 * i386.h (TARGET_SWITCHES): Fix description.
7090 2001-09-07 David Edelsohn <edelsohn@gnu.org>
7092 * rs6000.c (num_insns_constant): Compute number of instructions
7095 * doc/install.texi: Explain AIX exception handling work-around.
7096 Update URL for AIX fixes.
7098 2001-09-07 Jim Wilson <wilson@redhat.com>
7100 * alias.c (clear_reg_alias_info): New.
7101 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
7102 * rtl.h (clear_reg_alias_info): Declare.
7104 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7106 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
7108 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
7109 (m16m,edivm,emulm): Change declaration to match definition.
7111 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7113 * reload.c (push_reload): Check for subreg_lowpart_p instead of
7114 SUBREG_BYTE being 0 when determining if the inner part of a subreg
7117 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7119 * c-common.c (signed_or_unsigned_type): Handle machine mode types
7120 which have no corresponding C type.
7121 * fold_const.c (target_isinf,target_isnan,target_negative): Update
7122 the representation of 64-bit doubles to work with 64-bit ints.
7124 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
7126 * config/mips/mips.c (override_options): Do not override ISA when ABI
7127 specified if MIPS_CPU_STRING_DEFAULT was specified.
7129 2001-09-07 Richard Henderson <rth@redhat.com>
7131 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
7132 (express_from_1): Wrap lines.
7133 * rtlanal.c (commutative_operand_precedence): Rename from
7134 operand_preference; export.
7135 * rtl.h: Declare it.
7136 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
7137 (simplify_binary_operation): Invoke simplify_plus_minus on
7138 (CONST (PLUS ...)) as well.
7139 (struct simplify_plus_minus_op_data): New.
7140 (simplify_plus_minus_op_data_cmp): New.
7141 (simplify_plus_minus): Use them. Avoid infinite recursion with
7142 simplify_binary_operation wrt CONST.
7144 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
7146 * h8300-protos.h (general_operand_dst_push): Remove.
7147 * h8300.c (general_operand_dst_push): Likewise.
7148 * h8300.h (OK_FOR_T): Likewise.
7149 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
7150 * h8300.md (pushqi_h8300): New.
7151 (pushqi_h8300hs): Likewise.
7153 (pushhi_h8300): Likewise.
7154 (pushhi_h8300hs): Likewise.
7157 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7159 * genattrtab.c (attr_printf): First arg is unsigned.
7160 Clean up formatting of callers.
7162 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
7164 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
7167 2001-09-07 Andreas Jaeger <aj@suse.de>
7169 * i386.h (TARGET_SWITCHES): Fix descriptions.
7171 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7173 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
7175 2001-09-06 Ira Ruben <ira@apple.com>
7177 Remove OP_IDENTIFIER.
7178 * tree.def (OP_IDENTIFIER): Remove.
7179 * tree.c (tree_node_kind enum): Remove op_id_kind.
7180 (tree_node_kind_names): Remove "op_identifiers".
7181 (make_node): Remove OP_IDENTIFIER test.
7182 (build_op_identifier): Removed because it isn't being used.
7183 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
7184 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
7186 2001-09-06 Richard Henderson <rth@redhat.com>
7188 * simplify-rtx.c (simplify_binary_operation): Revert last change.
7190 2001-09-06 Richard Henderson <rth@redhat.com>
7192 * simplify-rtx.c (simplify_binary_operation): Simplify contents
7195 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7197 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
7198 number used for CR register.
7200 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7201 Joern Rennecke (amylaar@cygnus.com)
7203 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
7204 * h8300.c (initial_offset): Handle offset between RP and FP.
7205 (h8300_return_addr_rtx): New function.
7206 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
7208 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
7209 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7210 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
7211 (CAN_ELIMINATE, REGISTER_NAMES):
7212 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
7214 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
7216 Remove TYPE_NONCOPIED_PARTS.
7217 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
7218 (struct tree_type): Remove noncopied_parts.
7219 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
7220 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
7221 (fixed_type_p): Remove.
7222 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
7223 (expand_expr, MODIFY_EXPR): Likewise.
7224 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
7225 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
7227 2001-09-06 Alan Modra <amodra@bigpond.net.au>
7229 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
7231 (mask64_operand): Likewise.
7232 (includes_rldic_lshift_p): Likewise.
7233 (includes_rldicr_lshift_p): Likewise.
7235 2001-09-05 Ziemowit Laski <zlaski@apple.com>
7237 * objc/objc-act.c (build_message_expr): If a class method cannot
7238 be found, do not issue a warning if a corresponding instance
7239 method exists in the root class.
7241 2001-09-05 Richard Henderson <rth@redhat.com>
7243 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
7245 2001-09-05 Zack Weinberg <zack@codesourcery.com>
7247 * function.c (ggc_mark_struct_function): Mark f->outer.
7248 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
7249 * integrate.c (output_inline_function): ... not here.
7251 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7253 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
7255 * i386.c (size_cost): New static variable.
7256 (override_function): Use size_cost when -Os is specified.
7258 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
7259 properly; Use current_function_calls_eh_return.
7260 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
7261 use leave to avoid dependency chain.
7263 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
7264 get BB loop_depth instead of computing it from LOOP notes.
7266 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
7268 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7270 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7271 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7272 UNALIGNED_DOUBLE_INT_ASM_OP): Define
7274 2001-09-05 Jeffrey A Law (law@cygnus.com)
7275 Jason Merrill (jason@redhat.com)
7277 * stor-layout.c (layout_type): Complain if an array's size can
7278 not be represented in a size_t.
7280 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
7282 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
7284 * gcc.c: (process_command) Add parentheses around assignment
7285 used as truth value.
7287 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7289 * config/mips/mips.c (save_restore_insns): Don't mark any register
7290 save slots as unchanging if current_function_calls_eh_return.
7292 2001-09-05 Richard Henderson <rth@redhat.com>
7294 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
7295 * config/alpha/alpha-protos.h: Declare it.
7296 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
7297 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
7298 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
7299 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
7300 (REG_OK_FOR_BASE_P): Select one of the above.
7302 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7304 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
7305 (crti.o): Prefix name of object file with $(T).
7308 2001-09-05 David S. Miller <davem@redhat.com>
7310 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
7311 * config/sparc/linux64.h: Likewise.
7313 2001-09-05 Andreas Jaeger <aj@suse.de>
7315 * doc/invoke.texi (i386 Options): -mwide-multiply is not
7316 available anymore, remove the documentation.
7317 (i386 Options): Fix typo, cleanup index entries.
7319 * prefix.c (concat): Remove, we can use the version from liberty.
7321 2001-09-05 Richard Henderson <rth@redhat.com>
7323 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
7324 New functions split out of md file expanders.
7325 * config/alpha/alpha-protos.h: Declare them.
7326 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
7328 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
7330 * cppmacro.c (funlike_invocation_p): No need to restore context.
7332 2001-09-04 Richard Henderson <rth@redhat.com>
7334 * reload.c (push_reload): Export.
7335 * reload.h (push_reload): Declare it.
7337 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
7338 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7339 * config/alpha/alpha.c (alpha_legitimize_address): New.
7340 (alpha_legitimize_reload_address): Likewise.
7341 * config/alpha/alpha-protos.h: Declare them.
7343 2001-09-04 Stan Shebs <shebs@apple.com>
7345 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
7346 * config/darwin.c (machopic_stub_name): Account for internally
7347 generated lib calls such as memcpy.
7349 2001-09-04 Richard Henderson <rth@redhat.com>
7351 * unwind.h (_UA_END_OF_STACK): New flag.
7352 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
7354 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7356 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
7358 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
7360 * config/mips/mips.c (save_restore_insns): Change base_offset to
7361 fp_offset in second call to mips_emit_frame_related_store.
7363 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
7365 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
7366 sometimes be represented as a NOTE of type
7367 NOTE_INSN_DELETED_LABEL.
7368 (Insns): Document NOTE_INSN_DELETED_LABEL.
7370 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
7372 * c-common.h (tree_dump_index): Add more comments.
7373 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
7374 (dump_option_value_info): New struct.
7375 (dump_options): New array.
7376 (dump_switch_p): Parse switch options symbolically.
7377 * doc/invoke.texi (-fdump-ast): Rename to ...
7378 (-fdump-tree): ... here. Document that options are symbolic, and
7379 not all are applicable.
7381 2001-09-04 David S. Miller <davem@redhat.com>
7383 * config/sparc/sparc.md (define_splits): Kill constraints.
7385 Cleanup redundant and unused insn attributes.
7386 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
7387 binary, and move. Mark ialu as default.
7388 (commented out define_function_unit "alu"): Kill.
7389 (define_attr "use_clobbered"): Kill.
7390 (whole file): Kill address insn type references. Replace
7391 all unary/binary/move references with ialu.
7392 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
7393 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
7396 Simplify length insn attribute and make more judicious use
7397 of insn attribute defaulting.
7398 * config/sparc/sparc.md (all insns with length > one): Mark as
7399 insn type multi if real instructions, else use default if
7400 it is a forced splitter.
7401 (all insns with length == one): Use default insn length.
7402 (all insns of type ialu): Use default insn type.
7404 Fix erroneous insn attribute settings.
7405 (addx): Set insn type to misc.
7406 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
7407 const_umulsidi3_sp64): Set insn type to imul.
7409 Track SFmode vs DFmode insns according to UltraSPARC
7411 * config/sparc/sparc.md ("fptype"): New attribute, default
7413 (all DFmode single insns): Mark as fptype "double".
7415 2001-09-03 Jakub Jelinek <jakub@redhat.com>
7417 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
7419 2001-09-03 Richard Henderson <rth@redhat.com>
7421 * function.h (struct function): Add arg_pointer_save_area_init.
7422 * function.c (expand_function_end): Init arg_pointer_save_area.
7423 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
7424 when called from a nested function.
7426 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
7428 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
7431 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7433 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
7435 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
7437 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
7438 (emit_push_insn): Use specified padding direction when
7439 STACK_PUSH_CODE is POST_INC.
7441 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
7443 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7445 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
7447 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
7449 * cppinit.c (cpp_start_read): Free the imacros list as we
7450 traverse it. Don't free the chains before returning.
7451 (_cpp_push_next_buffer): Only try pushing buffers if we've
7452 completed -imacros handling.
7454 2001-08-31 Eric Christopher <echristo@redhat.com>
7456 * gcc.c (handle_braces): Add explaination for abort.
7458 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
7460 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
7461 move adjustment of bitpos instead.
7463 2001-08-31 Zack Weinberg <zack@codesourcery.com>
7465 * function.c: Remove all_functions. Make outer_function_chain
7467 (init_function_start): Don't add new function structure to
7469 (find_function_data, push_function_context_to,
7470 pop_function_context_from, put_var_into_stack,
7471 trampoline_address): Update for changed structure element names.
7472 (push_function_context_to): Disentangle.
7473 (free_after_compilation): Also free F.
7474 (expand_dummy_function_end): Don't free cfun here.
7475 (put_var_into_stack): Comment why we can't use find_function_data here.
7476 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
7477 (mark_function_chain): Split into maybe_mark_struct_function and
7478 ggc_mark_struct_function. Export the latter.
7479 (init_function_once): Mark from cfun and outer_function_chain;
7482 * function.h (struct function): Kill next_global. Rename next
7483 to outer. All users updated to match.
7484 (all_functions, outer_function_chain): Don't declare.
7486 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
7487 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
7488 don't touch f->inlinable, after calling rest_of_compilation.
7490 * tree.h: Forward-declare struct function. Prototype
7491 ggc_mark_struct_function.
7493 2001-08-31 Kazu Hirata <kazu@hxi.com>
7495 * config/h8300/h8300.md (*andorhi3): Fix typos.
7497 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7499 * calls.c (emit_library_call_value): Don't use a fixed
7500 argument after VA_CLOSE, i.e. out of scope in traditional C.
7502 * emit-rtl.c (gen_rtvec): Likewise.
7504 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7506 * Makefile.in (c-pragma.o): Depend on output.h.
7507 (reorg.o): Depend on except.h.
7509 * c-pragma.c: Include output.h.
7511 * reorg.c: Include except.h.
7513 * unwind-dw2.c: Call __builtin_alloca, not alloca.
7515 2001-08-31 Richard Henderson <rth@redhat.com>
7517 * sched-deps.c (add_dependence): Don't elide dependency if the
7518 conditional used by insn is modified in elem.
7520 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
7522 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
7524 2001-08-31 Diego Novillo <dnovillo@redhat.com>
7526 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
7529 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7531 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
7533 (stormy16_asm_out_constructor): New function.
7534 (TARGET_ASM_CONSTRUCTOR): Define.
7535 (TARGET_ASM_DESTRUCTOR): Define.
7537 2001-08-31 Andreas Jaeger <aj@suse.de>
7539 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
7540 * loop.c (add_label_notes): Likewise.
7541 * reload.c (find_reloads): Likewise.
7542 * config/sh/sh.c (machine_dependent_reorg): Likewise.
7544 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
7546 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
7547 code here. Take _Unwind_{W,Sw}ord*.
7548 (read_encoded_value_with_base): Use them.
7549 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
7551 (extract_cie_info): Simplify read_?leb128 handling.
7552 (execute_stack_op, execute_cfa_program): Likewise.
7553 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
7555 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
7557 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
7558 the frame pointer to pop the stack if convenient.
7560 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
7561 Don't use post-increment before combine.
7562 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
7563 a call-saved register.
7565 2001-08-31 Andreas Jaeger <aj@suse.de>
7567 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
7570 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
7572 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
7573 not DIV/MOD, of course.
7575 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
7577 * rtl.def: Undo my patch commited 2001-08-27.
7579 * genattrtab.c: Ditto.
7583 * sched-int.h: Ditto.
7585 * target-def.h: Ditto.
7589 * haifa-sched.c: Ditto.
7591 * sched-rgn.c: Ditto.
7593 * sched-vis.c: Ditto.
7595 * Makefile.in: Ditto.
7597 * doc/md.texi: Ditto.
7599 * doc/tm.texi: Ditto.
7601 * doc/contrib.texi: Ditto.
7603 * doc/gcc.texi: Ditto.
7605 * genattrtab.h: Remove it.
7607 * genautomata.c: Remove it.
7609 * genattr.c: Undo my patch and Richard Henderson's patch commited
7612 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
7614 * config.gcc (h8300-*-elf*): New case.
7615 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
7616 (SUBTARGET_CPP_SPEC): Define.
7617 (EXTRA_SPECS): Define.
7618 (SUBTARGET_EXTRA_SPECS): Define.
7619 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
7620 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
7622 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
7624 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
7625 (LIB2FUNCS_EXTRA): Define.
7626 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
7627 config/h8300/fixunssfsi.c: New file.
7629 2001-08-30 Kazu Hirata <kazu@hxi.com>
7631 * config/h8300/h8300.md (zero_extendqihi2): Changes to
7632 define_expand to accommodate target-specific attributes.
7633 (anonymous zero_extendqihi2 patterns): New.
7635 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
7637 * h8300.md (*andorhi3): New pattern.
7639 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
7641 * h8300.c (dosize): Fix test for "sub".
7643 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
7645 * c-typeck.c (pointer_diff): Try to eliminate common term before
7648 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
7650 * config/arm/arm.c (arm_compute_initial_elimination_offset):
7651 Account for the saves of the FP registers.
7653 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
7654 (TEXT_SECTION_ASM_OP): Define.
7655 (INIT_SECTION_ASM_OP): Define.
7656 (FINI_SECTION_ASM_OP): Define.
7657 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
7658 (RDATA_SECTION_FUNCITON): Provide prototype.
7660 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
7662 * reload1.c (move2add_note_store): Correct typo checking for
7665 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
7667 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
7668 note should not be considered outside the libcall block.
7670 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7672 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
7674 2001-08-29 Kazu Hirata <kazu@hxi.com>
7676 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
7678 2001-08-29 Kazu Hirata <kazu@hxi.com>
7680 * config/h8300/h8300-protos.h: Add a prototype for
7682 * config/h8300/h8300.c (emit_logical_op): New.
7683 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
7690 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
7692 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
7693 comparison with rtx INTVAL.
7694 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
7696 * pa.h (FUNCTION_ARG_SIZE): Likewise.
7698 2001-08-29 Kazu Hirata <kazu@hxi.com>
7700 * config/h8300/lib1funcs.asm: Update the copyright. Fix
7703 2001-08-29 Kazu Hirata <kazu@hxi.com>
7705 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
7706 (reg n) to (mem (pre_dec (reg n))
7707 (anonymous movsi pattern): Likewise.
7709 2001-08-29 Kazu Hirata <kazu@hxi.com>
7711 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
7713 2001-08-29 Kazu Hirata <kazu@hxi.com>
7715 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
7716 several special constants.
7718 2001-08-29 Kazu Hirata <kazu@hxi.com>
7720 * config/h8300/lib1funcs.asm: Fix comment typos.
7722 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7724 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
7725 Fix format specifier warnings.
7727 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
7728 inet_makeaddr, semctl): Prototype.
7730 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
7731 (save_restore_insns): Use base_offset, not gp_offset.
7733 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
7734 (ASM_OUTPUT_BYTE): Fix format specifier warning.
7736 2001-08-29 Richard Henderson <rth@redhat.com>
7738 * bb-reorder.c (function_tail_eff_head): New.
7739 (record_effective_endpoints): Set it.
7740 (fixup_reorder_chain): Use it.
7742 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7744 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
7746 2001-08-28 Dale Johannesen <dalej@apple.com>
7748 * config/darwin.c (machopic_function_base_name): Add const
7749 qualifier to a string.
7750 (darwin_encode_section_info): Ditto.
7752 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7754 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
7755 function definition.
7757 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7759 * df.h (struct df): Add rts_order variable.
7761 * df.c (df_visit_next_rts): New function.
7762 (df_visit_next): Renamed to df_visit_next_rc
7763 (df_analyse_1): Allocate/compute/free rts_order as well.
7764 (df_rd_global_compute): Use df_visit_next_rc instead of
7766 (df_ru_global_compute): Use df_visit_next_rts instead of
7769 * flow.c (flow_reverse_top_sort_order_compute): New function.
7771 * basic-block.h: Add prototype.
7773 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
7775 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
7776 blocks, the BB_REACHABLE is now set, rather than aux being
7777 non-NULL. Update the test to reflect this.
7779 2001-08-28 Eric Christopher <echristo@redhat.com>
7781 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
7782 config/mips/crti.asm: Ditto.
7784 2001-08-28 Eric Christopher <echristo@redhat.com>
7785 Richard Henderson <rth@redhat.com>
7787 * c-pragma.h (add_weak): Move prototype from here...
7788 * output.h (add_weak): ... to here.
7789 * varasm.c (add_weak): Fix typo.
7790 * config/mips/crti.asm: New file.
7791 * config/mips/crtn.asm: Ditto.
7792 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
7793 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
7794 (INVOKE__main): Ditto.
7795 (INIT_SECTION_ASM_OP): New.
7796 (FINI_SECTION_ASM_OP): Ditto.
7797 (STARTFILE_SPEC): Add crti.
7798 (ENDFILE_SPEC): Add crtn.
7799 * config/mips/elf64.h: Same.
7800 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
7802 * config/mips/vxworks.h: Ditto.
7803 * config/mips/t-elf: Support crti and crtn.
7805 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7807 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
7810 2001-08-28 Richard Henderson <rth@redhat.com>
7812 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
7813 (one_cmplbi2 splitter): Remove redundant test.
7815 2001-08-28 Dale Johannesen <dalej@apple.com>
7817 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
7819 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
7821 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
7823 2001-08-28 Stan Shebs <shebs@apple.com>
7825 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
7826 (UNALIGNED_SHORT_ASM_OP): Define.
7827 (UNALIGNED_INT_ASM_OP): Define.
7829 2001-08-28 Will Cohen <wcohen@redhat.com>
7831 * config/rs6000/rs6000.md (store_multiple): Correct RTL
7832 generation for first set.
7834 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7836 * flow.c (redirect_edge_succ_nodup): Return new edge.
7837 (try_simplify_condjump): Use new edge.
7838 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
7840 * cse.c (cse_basic_block): Skip note instructions.
7842 2001-08-27 Richard Henderson <rth@redhat.com>
7844 * combine.c (combine_simplify_rtx): Don't reverse condition
7845 if there is no reverse for the condition.
7846 (simplify_comparison): Don't simplify subregs from INT to FP.
7848 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
7849 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
7850 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
7851 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
7852 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
7853 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
7855 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7857 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
7858 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
7860 (adddi_dilshr32, adddi_dishl32): Only data register can be
7861 source for mem destination.
7863 * expmed.c (store_bit_field): Ignore adjustment to bitpos
7864 and use bitnum to decide about register move.
7866 2001-08-27 Richard Henderson <rth@redhat.com>
7868 * genattr.c (main): Emit state_t even when not doing scheduling.
7870 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7871 Richard Henderson <rth@redhat.com>
7873 * gcse.c (reg_first_set, reg_last_set): Replace with ...
7874 (reg_avail_info, current_bb): ... these.
7875 (oprs_unchanged_p, record_last_reg_set_info): Use them.
7876 (compute_hash_table): Likewise.
7878 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
7880 * flow.c (verify_flow_info): Use checksums to verify edges.
7882 2001-08-27 Richard Henderson <rth@redhat.com>
7884 * genautomata.c (expand_automata): Always create a description.
7886 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7888 * optabs.c (expand_binop): Correctly handle the carry in multiword
7889 add/subtract operations.
7891 2001-08-27 Fred Fish <fnf@be.com>
7893 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
7896 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
7898 * reload.c (find_reloads_toplev): Back out this change:
7900 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
7902 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
7903 mem if the address is a mode_dependent_address_p.
7905 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
7907 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
7908 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
7909 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
7912 * genattr.c (main): New variable num_insn_reservations. Increase
7913 it if there is DEFINE_INSN_RESERVATION. Output automaton based
7914 pipeline hazard recognizer interface.
7916 * genattrtab.h: New file.
7918 * genattrtab.c: Include genattrtab.h.
7919 (attr_printf, check_attr_test, make_internal_attr,
7920 make_numeric_value): Move protypes into genattrtab.h. Define them
7922 (num_dfa_decls): New global variable.
7923 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
7924 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
7925 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
7926 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
7928 * genautomata.c: New file.
7930 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
7932 * sched-int.h: (curr_state): Add the external definition for
7933 automaton pipeline interface.
7934 (haifa_insn_data): Add comments for members blockage and units.
7936 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
7937 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
7938 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
7939 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
7940 TARGET_SCHED_DFA_POST_CYCLE_INSN,
7941 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
7942 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
7944 (TARGET_SCHED): Use the new macros.
7946 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
7947 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
7948 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
7949 dfa_bubble): New members in gcc_target.sched.
7951 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
7952 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
7953 (insn_queue): Redefine it as pointer to array.
7954 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
7956 (max_insn_queue_index_macro_value): New variable.
7957 (curr_state, dfa_state_size, ready_try): New varaibles for
7958 automaton interface.
7959 (ready_element, ready_remove, max_issue): New function prototypes
7960 for automaton interface.
7961 (choose_ready): New function prototype.
7962 (insn_unit, blockage_range): Add comments.
7963 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
7964 FUNCTION_UNITS_SIZE == 0.
7965 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
7966 actual_hazard, potential_hazard): Add comments.
7967 (insn_cost): Use cost -1 as undefined value. Remove
7968 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
7970 (ready_element, ready_remove): New functions for automaton
7972 (schedule_insn): Add new code for automaton pipeline interface.
7973 (queue_to_ready): Add new code for automaton pipeline interface.
7974 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
7975 (debug_ready_list): Print newline when the queue is empty.
7976 (max_issue): New function for automaton pipeline interface.
7977 (choose_ready): New function.
7978 (schedule_block): Add new code for automaton pipeline interface.
7979 Print ready list before scheduling each insn.
7980 (sched_init): Add new code for automaton pipeline interface.
7981 Initiate insn cost by -1.
7982 (sched_finish): Free the current automaton state and finalize
7983 automaton pipeline interface.
7985 * sched-rgn.c: Include target.h.
7986 (init_ready_list, new_ready, debug_dependencies): Add new code for
7987 automaton pipeline interface.
7989 * sched-vis.c: Include target.h.
7990 (get_visual_tbl_length): Add code for automaton interface.
7991 (target_units, print_block_visualization): Add comments.
7993 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
7994 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
7995 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
7996 (getruntime.o, genautomata.o): New entries.
7997 (genattrtab.o): Add new dependency file genattrtab.h.
7998 (genattrtab): Add new dependencies. Link it with `libm.a'.
7999 (getruntime.o, hashtab.o): New entries for canadian cross.
8001 * doc/md.texi: Description of automaton based model.
8003 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
8005 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8006 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8007 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8008 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8009 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8010 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8011 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
8013 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
8014 MAX_DFA_ISSUE_RATE): New macro descriptions.
8016 * doc/contrib.texi: Add dfa based scheduler contribution.
8018 * doc/gcc.texi: Add more information about genattrtab.
8020 2001-08-27 Diego Novillo <dnovillo@redhat.com>
8022 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
8025 2001-08-27 Richard Henderson <rth@redhat.com>
8027 * function.c (expand_function_end): Don't init arg_pointer_save_area.
8028 (get_arg_pointer_save_area): New. Create an init it here.
8029 (fix_lexical_addr): Use it.
8030 * function.h: Declare it.
8031 * builtins.c (expand_builtin_setjmp_receiver): Use it.
8032 * stmt.c (expand_nl_goto_receiver): Use it.
8034 2001-08-27 Richard Henderson <rth@redhat.com>
8036 * final.c (final_scan_insn): Don't enter APP_ON mode for
8039 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
8040 alignment for assemble_integer for DW_EH_PE_aligned.
8041 * except.c (output_function_exception_table): Likewise.
8043 2001-08-26 Andreas Jaeger <aj@suse.de>
8045 * c-tree.h: Add prototyp for c_sizeof_nowarn.
8047 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
8049 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
8051 2001-08-27 Alan Modra <amodra@bigpond.net.au>
8053 * config/rs6000/rs6000.c (mask_operand): Rewrite without
8055 (mask64_operand): Likewise.
8056 (rldic_operand): Delete.
8057 (includes_lshift64_p): Delete.
8058 (includes_rldic_lshift_p): New function.
8059 (includes_rldicr_lshift_p): New function.
8060 (print_operand): Don't call rldic_operand in case 'W'.
8061 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
8062 (includes_lshift64_p): Remove.
8063 (includes_rldic_lshift_p): Declare.
8064 (includes_rldicr_lshift_p): Declare.
8065 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
8066 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
8067 Replace match_operand rldic_operand predicate with
8068 const_int_operand. Replace includes_lshift64_p condition with
8069 includes_rldic_lshift_p.
8070 <ashldi3_internal 64 bit rldicr patterns>: New.
8072 2001-08-27 Andreas Jaeger <aj@suse.de>
8074 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8075 * errors.c: Likewise.
8076 * final.c: Likewise.
8077 * dwarf2asm.c: Likewise.
8078 * doprint.c (checkit): Likewise.
8079 * diagnostic.c: Likewise.
8080 * collect2.c: Likewise.
8081 * calls.c: Likewise.
8082 * c-semantics.c (build_stmt): Likewise.
8083 * c-format.c (status_warning): Likewise.
8084 * c-errors.c (pedwarn_c99): Likewise.
8085 * builtins.c (validate_arglist): Likewise.
8086 * config/pj/pj.c (pj_printf): Likewise.
8087 * fix-header.c: Likewise.
8089 * gcov.c (fnotice): Likewise.
8090 * gensupport.c (message_with_line): Likewise.
8091 * mips-tfile.c: Likewise.
8092 * protoize.c (notice): Likewise.
8093 * read-rtl.c (fatal_with_file_and_line): Likewise.
8094 * rtl-error.c: Likewise.
8095 * tradcpp.c: Likewise.
8097 * cp/tree.c (build_min_nt): Likewise.
8098 (build_min): Likewise.
8099 * cp/lex.c: Likewise.
8100 * cp/errfn.c: Likewise.
8101 * cp/rtti.c (create_pseudo_type_info): Likewise.
8103 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
8105 * df.c (df_uses_record): Return after recording all uses
8108 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
8110 * df.c (df_insn_modify): Realloc the INSN table here, if
8111 necessary, here, too.
8113 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
8115 * config/mips/mips.c (mips_function_value): Handle complex return
8118 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
8120 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
8122 * reload.c (make_memloc): Copy result if it is still
8123 reg_equiv_memory_loc[regno] on return.
8124 (subst_reloads) [ENABLE_CHECKING]: Check that none of
8125 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
8126 reg_equiv_mem are modified by the substitutions.
8128 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8130 * predict.c (expensive_function_p): New.
8131 * rtl.h (expensive_function_p): Declare.
8132 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
8133 (use_fast_prologue_epilogue): New static variable.
8134 (expand_prologue): Set it; emit short prologues if unset.
8135 (expand_epilogue): Likewise.
8137 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8139 * config.gcc: Add stormy16-*-elf case.
8140 * config/stormy16/stormy-abi: New file.
8141 * config/stormy16/stormy16-lib2.c: New file.
8142 * config/stormy16/stormy16-protos.h: New file.
8143 * config/stormy16/stormy16.c: New file.
8144 * config/stormy16/stormy16.h: New file.
8145 * config/stormy16/stormy16.md: New file.
8146 * config/stormy16/t-stormy16: New file.
8148 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
8150 * i386.h (no-accumulate-outgoing-args): Use proper mask.
8152 2001-08-24 David Edelsohn <edelsohn@gnu.org>
8154 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
8155 descriptor members are pointer size, not constant 4.
8156 * config/rs6000/rs6000.md (define_splits): Remove more unused
8159 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8161 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
8163 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
8165 * cp/rtti.c (VPARAMS): Fix parameter.
8167 2001-08-24 Zack Weinberg <zackw@panix.com>
8169 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
8171 (mode_for_extraction): No need for #ifdefs. Add default-case abort
8173 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
8174 in if controlling use of insv.
8175 (extract_bit_field): Likewise, for extv and extzv.
8177 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
8179 * i386.md (movcc peep2): Fix load of 0.
8181 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8183 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
8184 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
8186 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
8188 * c-pragma.h: Move weak_syms and weak_decls...
8189 * varasm.c: ...here. Now static.
8190 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
8191 depend on HANDLE_PRAGMA_WEAK.
8193 * c-common.c (c_alignof, c_alignof_expr): Move here...
8194 * c-typeck.c: ...from here.
8195 * c-tree.h, c-common.h: Adjust.
8197 2001-08-23 Bernd Schmidt <bernds@redhat.com>
8199 * config/ia64/ia64.c (rws_update): If !pred, set write_count
8200 instead of incrementing it.
8202 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
8203 asm ready, don't try to move them all into the same array element.
8205 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8207 * function.c (thread_prologue_and_epilogue_insns): Avoid
8208 fallthru flag on edge to exit.
8210 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
8212 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
8215 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8217 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
8218 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
8219 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
8222 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8224 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
8225 replace "GNU CC" with "GCC".
8227 2001-08-23 Richard Henderson <rth@redhat.com>
8229 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
8230 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
8231 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
8232 Need GR between FR and not GR_AND_FR.
8233 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
8234 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
8235 AR regs before GR regs.
8236 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8237 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
8238 (REGISTER_MOVE_COST): Update.
8239 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
8241 2001-08-23 Richard Henderson <rth@redhat.com>
8243 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
8246 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8248 * reload1.c (emit_reload_insns): Don't look for notes
8249 on a NULL store_insn.
8251 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8253 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
8254 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
8255 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
8256 format specifier warnings.
8257 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
8259 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
8261 * config/i386/i386-protos.h: Correct declaration of
8262 i386_pe_asm_named_section.
8264 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
8266 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
8268 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8270 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8272 * cpperror.c (print_location): Don't show _Pragma.
8273 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
8274 and file change callback generation here.
8275 (stack_include_file): Update use of cpp_push_buffer.
8276 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
8277 (struct cpp_buffer): Remove type, pfile members.
8278 * cppinit.c (cpp_handle_option): Use free_chain.
8279 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
8280 (skip_escaped_newlines, get_effective_char, lex_percent): Take
8281 a cpp_reader rather than a cpp_buffer.
8282 (skip_escaped_newlines, get_effective_char, skip_block_comment,
8283 skip_line_comment, parse_string, lex_percent, lex_dot,
8284 _cpp_lex_token): Update accordingly.
8285 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
8287 (cpp_push_buffer): Update prototype.
8288 (run_directive): Update use of cpp_push_buffer.
8289 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
8290 handle_assertion): Update use of run_directive.
8291 * cpplib.h (enum cpp_buffer_type): Remove.
8292 (cpp_push_buffer): Update prototype.
8293 * fix-header.c (read_scan_file): Update.
8295 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8297 * gcc.c (struct prefix_list): Change prefix to const char *.
8299 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8301 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
8303 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
8305 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
8308 * jump.c (squeeze_notes): Take parms by reference. Handle END being
8311 * ifcvt.c (dead_or_predicable): Adjust.
8312 * loop.c (find_and_verify_loops): Adjust.
8313 * stmt.c (expand_end_case): Adjust.
8314 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
8315 head and end insn pointers in the basic block, not just local copies.
8316 (merge_blocks_move_predecessor_nojumps): Likewise.
8318 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
8320 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
8321 bitmap.h, builtin-types.def, builtins.c, builtins.def,
8322 c-aux-info.c, c-common.c, c-common.def, c-common.h,
8323 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
8324 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
8325 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
8326 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
8327 conditions.h, config.gcc, configure.frag, configure.in,
8328 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
8329 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
8330 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
8331 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
8332 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
8333 emit-rtl.c, errors.c, errors.h, except.c, except.h,
8334 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
8335 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
8336 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
8337 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
8338 gencheck.c, gencodes.c, genconfig.c, genemit.c,
8339 genextract.c, genflags.c, gengenrtl.c, genmultilib,
8340 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
8341 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
8342 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
8343 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
8344 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
8345 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
8346 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
8347 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
8348 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
8349 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
8350 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
8351 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
8352 params.h, predict.c, predict.def, predict.h, prefix.c,
8353 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
8354 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
8355 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
8356 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
8357 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
8358 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
8359 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
8360 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
8361 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
8362 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
8363 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
8364 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
8365 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
8366 xcoffout.h: replace "GNU CC" with "GCC".
8368 2001-08-21 Richard Henderson <rth@redhat.com>
8370 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
8371 (final_scan_insn): Consider jump tables data even if we have no
8372 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
8374 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
8375 (ASM_OUTPUT_CASE_END): Remove.
8376 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
8377 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
8378 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8380 2001-08-21 Richard Henderson <rth@redhat.com>
8382 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
8383 at barrier insns. Emit stop bits before barriers.
8385 * flow.c (flow_find_cross_jump): Don't consider unconditional
8386 return insns for commoning.
8388 * final.c (compute_alignments): Fix typo.
8390 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
8391 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
8392 (store_bit_field): Use mode_for_extraction more places.
8393 (extract_bit_field): Likewise.
8395 2001-08-21 Zack Weinberg <zackw@panix.com>
8397 * caller-save.c: Don't include insn-codes.h.
8398 (reg_save_code, reg_restore_code): Make arrays of int.
8399 All uses updated to match.
8400 (insert_save, insert_restore): No need to initialize "code"
8401 variable upon declaration.
8402 * Makefile.in: update dependencies; fix typo in clean rule.
8404 2001-08-21 Richard Henderson <rth@redhat.com>
8406 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
8407 (merge_if_block): Handle fallout from same.
8409 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8411 * builtins.c (type_to_class): Fix typo in last change.
8413 2001-08-21 Richard Henderson <rth@redhat.com>
8415 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
8416 ia64_asm_output_label.
8418 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
8419 copy of gp while the real gp register contains garbage.
8421 2001-08-21 Zack Weinberg <zackw@panix.com>
8423 * expmed.c (mode_for_extraction): New function.
8424 (store_bit_field, extract_bit_field): Use it.
8425 * expr.h: Prototype it and provide an enum for its first argument.
8427 * combine.c, function.c, recog.c: Don't include insn-codes.h.
8428 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
8429 and digging through the insn_data tables.
8430 * Makefile.in: Update dependencies.
8432 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8434 * cppfiles.c (stack_include_file): line-map.c now handles include
8436 (handle_missing_handler): Similarly.
8437 (_cpp_execute_include): Similarly.
8438 (_cpp_pop_file_buffer): Similarly.
8439 * cpphash.h (struct cpp_reader): Remove system_include_depth,
8440 buffer_stack_depth and include_depth.
8441 * cpplib.c (do_include_common): line-map.c now handles include depth.
8442 (cpp_push_buffer): Similarly.
8443 (_cpp_pop_buffer): Similarly.
8444 * cppmacro.c (builtin_macro): Update.
8445 * line-map.c (init_line_maps): Set depth.
8446 (add_line_map): Increment "used" earlier. Update and use the
8448 (trace_include): Use the include depth.
8449 * line-map.h (struct line_maps): New member depth.
8451 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8453 * cppfiles.c (stack_include_file): Don't handle -H here.
8454 * cppinit.c (cpp_start_read): Set include tracing after
8455 cpp_post_options and after stacking the main file.
8456 * line-map.c (trace_include): New.
8457 (init_line_maps, add_line_map): Update.
8458 * line-map.h (struct line_maps): New member trace_includes.
8460 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8462 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
8463 * cppfiles.c (stack_include_file): Only stack a file if there
8464 is something to do. Return a boolean indicating whether a
8465 buffer was stacked or not.
8466 (_cpp_execute_include): Similarly.
8467 (_cpp_read_file): Similarly.
8468 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
8470 2001-08-21 Sam Steingold <sds@gnu.org>
8472 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
8473 (RECACHE): keep obufp_before_macroname up to date
8475 2001-08-21 Zack Weinberg <zackw@panix.com>
8477 * stmt.c: Don't include insn-codes.h.
8478 (expand_end_case): Machine specific logic moved to expr.c.
8479 No need to worry about __builtin_classify_type.
8480 (check_for_full_enumeration_handling, emit_case_nodes):
8483 * builtins.o (expand_builtin_classify_type): Split up so code
8484 can be shared with fold_builtin_classify_type.
8485 (type_to_class, fold_builtin_classify_type): New functions.
8486 (fold_builtins): Handle __builtin_classify_type.
8488 * expr.c (do_tablejump): Now static.
8489 (case_values_threshold, try_casesi, try_tablejump): New;
8490 code mostly from stmt.c (expand_end_case).
8491 (expr.h): Update prototypes.
8493 * Makefile.in (stmt.o): Update dependencies.
8495 2001-08-21 Will Cohen <wcohen@redhat.com>
8497 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
8498 declaration of variable i.
8499 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
8500 declaration of variable i.
8502 2001-08-21 Richard Henderson <rth@redhat.com>
8504 * crtstuff.c: Fix thinko last change. Move list tails to start
8505 of CRT_END section. Tidy ifdefs.
8506 (__EH_FRAME_BEGIN__): Always static for ELF.
8507 (__do_global_ctors_1): Rename from __frame_dummy.
8508 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
8509 name change; don't hide __EH_FRAME_BEGIN__.
8511 2001-08-21 Richard Henderson <rth@redhat.com>
8513 * gdbinit.in: Move break on exit after break on fancy_abort.
8515 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
8518 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8520 * cpphash.h (_cpp_push_next_buffer): New.
8521 * cppinit.c (do_includes): Remove.
8522 (push_include, free_chain, _cpp_push_next_buffer): New.
8523 (cpp_start_read): Use them to rework command line option handling.
8524 (cpp_handle_option): Combine handling of -include and -imacros.
8525 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
8526 appropriate. Always insert missing \n at EOF.
8527 * cpplib.c (start_directive): Get the directive position right.
8528 * cppmain.c (cb_file_change): Always print the first line, unless
8531 2001-08-20 Andreas Jaeger <aj@suse.de>
8533 * profile.c (compute_branch_probabilities): Remove extra new-line
8535 * flow.c (verify_flow_info): Likewise.
8537 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8539 * basic-block.h (basic_block): Add new field 'flags'.
8540 (BB_REACHABLE): Define.
8541 (expunge_block): Declare.
8542 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
8543 (EXIT_BLOCK_PTR): Ditto.
8544 (expunge_block): Remove static declaration.
8545 (cleanup_cfg): Clear bb->aux on every basic block.
8546 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
8547 computing reachability.
8548 (delete_unreachable_blocks): Delete block b if b->flags has
8551 2001-08-20 Diego Novillo <dnovillo@redhat.com>
8553 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
8555 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8557 * sparc.c (sparc_variable_issue): Fix typo in last change.
8559 2001-08-20 Richard Henderson <rth@redhat.com>
8561 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
8563 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
8565 * pa.h (RETURN_IN_MEMORY): Improve comment.
8567 2001-08-20 Janis Johnson <janis187@us.ibm.com>
8569 * doc/invoke.texi (Profiling options): Clarify the interactions
8570 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
8572 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
8574 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
8577 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8579 * gcc.c (make_relative_prefix): Allocate a sufficiently large
8582 2001-08-20 Richard Henderson <rth@redhat.com>
8584 * final.c (end_final): Fix typo last change.
8586 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
8588 * cppinit.c (init_standard_includes): The returned buffer
8589 is already malloc-ed.
8590 * gcc.c (add_prefix): Similarly.
8591 * prefix.c (translate_name): Update to support clear buffer
8593 (update_path): Similarly. Be sure to free any newly allocated
8594 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
8596 * prefix.h (update_path): Update prototype and document.
8597 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
8598 up and update to new buffer ownership rules.
8599 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
8601 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8603 * final.c (compute_alignments): New function.
8604 (init_insn_lengths): Do not care label_align.
8605 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
8606 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
8607 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
8608 (shorted_branches): Realloc label_align array; do
8609 not call init_insn_lengths; Do not care about loop alignments.
8610 * output.h (compute_alignments): Declare.
8611 * toplev.c (rest_of_compilation): Call compute_alignments.
8612 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
8614 * predict.c (block_info_def): Add npredecesors, remove nvisited;
8615 change visited to tovisit.
8616 (propagate_freq): Use faster traversing algorithm.
8617 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
8618 to tovisit; reverse meaning.
8620 * predict.c (struct block_info_def): Remove nvisited.
8621 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
8622 (estimate_bb_frequencies): Call mark_dfs_back_edges.
8624 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
8626 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
8627 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
8628 (TARGET_FUSED_MADD): New.
8629 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
8630 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
8631 the multiply-add instructions.
8633 2001-08-19 Richard Henderson <rth@redhat.com>
8635 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
8636 is aligned to pointer size.
8638 2001-08-19 Richard Henderson <rth@redhat.com>
8640 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
8641 display markers during final schedule.
8643 2001-08-19 Richard Henderson <rth@redhat.com>
8645 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
8647 2001-08-19 Richard Henderson <rth@redhat.com>
8649 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
8651 (ASM_NAME_TO_STRING): Remove.
8652 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
8653 in the same string. Remove support for expressions.
8655 2001-08-19 Richard Henderson <rth@redhat.com>
8657 * config/i386/i386.md (tablejump): Make an expander; handle
8658 pic relative addressing here.
8659 (tablejump_1): Rename from tablejump_pic.
8662 2001-08-19 Richard Henderson <rth@redhat.com>
8664 * regclass.c (fix_register): Fix typo.
8666 2001-08-18 Richard Henderson <rth@redhat.com>
8668 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
8669 (struct _Unwind_Context): Expand br_loc to hold it.
8670 (uw_frame_state_for): Handle leaf functions better.
8671 (uw_update_reg_address): Update for br_loc change.
8673 2001-08-18 Richard Henderson <rth@redhat.com>
8675 * crtstuff.c: Move list heads before code that uses them.
8676 (__JCR_LIST__): Remove initial null.
8677 (frame_dummy, __frame_dummy): Do java registration here ...
8678 (__do_global_ctors_aux): ... not here.
8680 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
8681 (__do_global_dtors_aux): Update to match.
8682 (__JCR_LIST__, __do_jv_register_classes): New.
8684 * config/ia64/crtend.asm (__JCR_END__): New.
8685 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
8686 instead of an indirect LTOFF22 reloc.
8688 2001-08-18 Richard Henderson <rth@redhat.com>
8690 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
8691 * regclass.c (init_reg_sets_1): Fix typo.
8692 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
8693 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
8694 (ia64_compute_frame_size): Make ar.unat live when in use.
8695 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
8696 for ar.pfs; remove ar.unat handling.
8697 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
8699 (PREDICATE_CODES): Add ar_pfs_reg_operand.
8700 * config/ia64/ia64-protos.h: Update decls.
8701 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
8702 (sibcall_pic): Likewise.
8704 2001-08-18 Richard Henderson <rth@redhat.com>
8706 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
8707 pred_rel_mutex when searching for insn_group_barrier.
8708 * config/ia64/ia64.md (cycle_display): Combine the expander
8711 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
8712 bit before asm as needed.
8714 2001-08-18 Richard Henderson <rth@redhat.com>
8716 * timevar.def (TV_MACH_DEP): New.
8717 * toplev.c (rest_of_compilation): Use it.
8718 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
8720 2001-08-18 Zack Weinberg <zackw@panix.com>
8722 * unwind-dw2.c (execute_stack_op): Add default aborts to
8723 the inner switches to prevent warnings.
8725 2001-08-18 Richard Henderson <rth@redhat.com>
8727 * timevar.h (struct timevar_time_def): Change element type to float.
8728 (ticks_to_msec, clocks_to_msec): Likewise.
8729 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
8730 (get_time): Likewise.
8731 (timevar_print): Adjust zero check and printing to match.
8733 2001-08-18 Zack Weinberg <zackw@panix.com>
8735 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
8736 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
8737 Eliminate overfull or underfull hboxes.
8739 2001-08-18 Zack Weinberg <zackw@panix.com>
8741 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8743 2001-08-18 Zack Weinberg <zackw@panix.com>
8745 * haifa-sched.c: Convert to target hooks. Macros replaced
8746 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
8747 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
8748 MD_SCHED_FINISH, and HAVE_cycle_display.
8749 * target-def.h (TARGET_SCHED_ADJUST_COST,
8750 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
8751 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
8752 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
8753 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
8754 New hook #defines to be overridden.
8755 (TARGET_SCHED): Bring them all together.
8756 (TARGET_INITIALIZER): Update.
8757 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
8758 instead of 'struct rtx_def *' throughout.
8759 (struct sched): New set of hooks for the scheduler.
8760 * Makefile.in (haifa-sched.o): Depend on target.h.
8761 * doc/tm.texi: Document the new scheduler hooks, together in
8762 their own section, instead of scattered around.
8763 Fix a bunch of underfull/overfull hboxes.
8765 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
8766 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
8767 sparc.h: Don't define any of the old scheduler macros.
8769 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
8770 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
8771 sparc.c: Create hook functions from code extracted from
8772 corresponding target header, or make existing hooks static, as
8773 appropriate. Set the appropriate entries in targetm.
8775 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
8776 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
8777 rs6000-protos.h, s390-protos.h, sparc-protos.h:
8778 Remove prototypes for functions which are now static.
8780 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
8781 related gunk; the Haifa scheduler is now the only choice.
8783 2001-08-18 Zack Weinberg <zackw@panix.com>
8785 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
8786 * genopinit.c: Put floating point divide insns in sdiv_optab.
8787 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
8788 * config/gofast.h, config/c4x/c4x.h,
8789 config/ia64/hpux_longdouble.h, config/mips/mips.h,
8790 config/pa/long_double.h, config/rs6000/sysv4.h,
8791 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
8792 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
8793 (init_optabs): Use init_optabv for overflow-trapping optabs.
8794 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
8795 cmp_optab RTX codes so have_insn_for can find them.
8797 * optabs.c (expand_simple_binop, expand_simple_unop,
8798 have_insn_for, gen_sub3_insn): New interfaces.
8799 * expr.h: Prototype new functions.
8800 (enum optab_methods): Move here from optabs.h.
8802 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
8803 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
8804 Use new functions instead of working directly with optabs.
8805 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
8806 unroll.c: Don't include optabs.h.
8807 * caller-save.c, combine.c, function.c, stmt.c: Just include
8808 insn-codes.h, not optabs.h.
8809 * Makefile.in: Update dependencies.
8811 * combine.c (make_compound_operation, simplify_comparison):
8812 Fix typos testing for this or that instruction.
8814 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8816 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
8817 generating libgcc.a.
8819 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8821 * except.c (TYPE_HASH): Delete.
8823 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
8826 * tree.c (TYPE_HASH): Delete.
8828 * tree.h (TYPE_HASH): Define.
8830 2001-08-18 Graham Stott <grahams@redhat.com>
8832 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
8834 (adddi3_internal_2+2): Likewise.
8835 (eh_set_lr_di+1): Likewise.
8837 2001-08-17 Richard Henderson <rth@redhat.com>
8839 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
8840 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
8841 * dwarf2asm.c: ... here.
8842 * dwarfout.c: Remove them.
8844 * varasm.c (assemble_integer): Add align parameter.
8845 (assemble_real, output_constant, output_constructor): Likewise.
8846 * output.h: Update decls.
8847 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
8848 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
8849 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
8850 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
8851 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
8854 * final.c (end_final): Abort profile block generation if we
8855 havn't layed it out properly.
8856 * output.h (assemble_eh_integer): Remove stale decl.
8857 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
8859 (assemble_integer): Handle unaligned data.
8860 (assemble_real): Abort on unaligned data.
8861 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
8863 (default_dtor_section_asm_out_destructor): Use assemble_align.
8864 (default_named_section_asm_out_constructor): Likewise.
8865 (default_ctor_section_asm_out_constructor): Likewise.
8866 * config/darwin.c (machopic_asm_out_constructor): Likewise.
8867 (machopic_asm_out_destructor): Likewise.
8868 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
8869 (nextstep_asm_out_destructor): Likewise.
8870 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
8871 (vms_asm_out_destructor): Likewise.
8873 2001-08-17 Richard Henderson <rth@redhat.com>
8875 * config/mips/iris6.h (TARGET_IRIX6): New.
8876 (current_section_name, current_section_flags): New.
8877 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
8878 (MAX_OFILE_ALIGNMENT): New.
8879 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
8880 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
8881 (copy_file_data): Split out from
8882 (mips_asm_file_end): ... here.
8883 (mips_asm_file_start): Remove extra .section directive. Use
8884 tmpfile instead of mips_make_temp_file.
8885 (mips_unique_section): Use const char * as needed for warnings.
8886 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
8887 re-add align parameter.
8888 (iris6_asm_named_section): New.
8889 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
8890 (iris6_asm_output_align, iris6_section_align_1): New.
8891 (iris6_asm_file_start, iris6_asm_file_end): New.
8892 * config/mips/mips-protos.h: Update decls.
8894 2001-08-17 Janis Johnson <janis187@us.ibm.com>
8896 * doc/install.texi (Install GCC): Add links to build status pages.
8898 (Final install): Ditto; request updates for specific info
8900 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
8902 * cpperror.c (print_location): Don't take a file name; use the
8904 (_cpp_begin_message): Similarly.
8905 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
8906 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
8907 (cpp_pedwarn_with_file_and_line): Remove.
8908 * cppfiles.c (stack_include_file): Update; set filename to stdin
8909 here when appropriate.
8910 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
8911 (_cpp_begin_message): Don't take a file name.
8912 * cppinit.c: Add comment.
8913 * cpplex.c: Fix end-of-directive indicator.
8914 * cpplib.c: Don't include intl.h.
8915 (run_directive, do_diagnostic): Update.
8916 (do_line): Update to not use nominal_fname.
8917 (cpp_push_buffer): Don't take a filename.
8918 * cpplib.h (struct ht): Remove.
8919 (cpp_push_buffer): Don't take a filename.
8920 (cpp_pedwarn_with_file_and_line): Remove.
8921 * cppmacro.c (struct cpp_macro): Remove file.
8922 (builtin_macro): Update.
8923 (_cpp_create_definition): Update.
8924 * cppmain.c: Correct comment.
8925 * fix-header.c (read_scan_file): Update.
8927 2001-08-17 Kazu Hirata <kazu@hxi.com>
8929 * sbitmap.c: Fix comment formatting.
8930 * sched-deps.c: Likewise.
8931 * sibcall.c: Likewise.
8932 * simplify-rtx.c: Likewise.
8934 * ssa-ccp.c: Likewise.
8935 * stor-layout.c: Likewise.
8936 * timevar.c: Likewise.
8937 * toplev.c: Likewise.
8938 * unwind-dw2.c: Likewise.
8939 * unwind-dw2-fde.c: Likewise.
8940 * varasm.c: Likewise.
8942 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
8944 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
8945 or larger than an integer in memory.
8947 2001-08-17 Zack Weinberg <zackw@panix.com>
8949 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
8950 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
8951 * rtl.h: Don't forward-declare union tree_node here. Don't
8952 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
8953 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8954 and tree respectively.
8955 * tree.h: Don't forward-declare struct rtx_def here. Don't
8956 typedef tree here. Change all uses of struct rtx_def *,
8957 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
8958 and tree respectively.
8960 2001-08-17 Richard Henderson <rth@redhat.com>
8962 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
8963 config/mips/openbsd.h: Fix typos last change.
8965 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8967 * doc/invoke.texi (Optimize Options): The default for
8968 -finline-limit is 600.
8970 2001-08-17 Richard Henderson <rth@redhat.com>
8972 * varasm.c (text_section): Allow TEXT_SECTION to override the
8973 printing of TEXT_SECTION_ASM_OP.
8974 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
8975 (DATA_SECTION, BSS_SECTION): Remove.
8976 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
8977 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
8978 Rename from s/_NAME//.
8979 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
8980 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
8981 (TEXT_SECTION): ... here. New.
8982 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
8983 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
8984 * config/mips/openbsd.h: Likewise.
8985 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
8986 (mips_asm_file_end): Likewise test.
8987 (mips_output_function_epilogue): Likewise. Switch back to data
8988 section after emitting the function.
8990 * doc/tm.texi (Sections): Document TEXT_SECTION.
8992 2001-08-17 Richard Henderson <rth@redhat.com>
8994 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
8995 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
8997 2001-08-17 Richard Henderson <rth@redhat.com>
8999 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
9000 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
9001 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
9002 Add aligned attribute.
9004 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
9006 * config/sh/sh.md: Add modes to unspecs in first insn to match
9007 those in the second.
9009 * Makefile.in: Fix collect2 copy for Cygwin.
9011 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9013 Install the proper patch.
9014 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9015 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9016 (expand_function_start): Likewise.
9017 * stmt.c (expand_decl): Likewise.
9018 * varasm.c (make_decl_rtx): Likewise.
9020 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9022 * final.c: Undo my previous accidental checkin.
9023 * output.h: Likewise.
9024 * tm.texi: Likewise.
9026 2001-08-16 Richard Henderson <rth@redhat.com>
9028 * varasm.c (named_section_flags): Remove align parameter.
9029 * varasm.c, dwarf2out.c: Update all callers.
9030 * output.h: Update prototypes.
9032 * target.h (target.asm_out.named_section): Remove align parameter.
9033 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
9034 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
9035 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
9036 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
9037 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
9039 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
9040 (get_named_section_flags, set_named_section_flags): New.
9041 (named_section_flags): Use them.
9042 (named_section): Do decl vs section flags check here...
9043 (default_section_type_flags): ... not here.
9044 (init_varasm_once): Create in_named_htab.
9045 (resolve_unique_section): Mark reloc unused.
9047 2001-08-16 Richard Henderson <rth@redhat.com>
9049 * varasm.c (force_const_mem): Keep pool alignment in bits.
9050 (output_constant_pool): Use assemble_align.
9052 2001-08-16 Zack Weinberg <zackw@panix.com>
9054 * doc/tm.texi: Remove extra @table command.
9056 2001-08-16 Zack Weinberg <zackw@panix.com>
9058 * final.c (shorten_branches): Clear the end of the label_align
9059 array only if we made it larger. Break up messy expressions
9062 * diagnostic.c (internal_error): Check for error recursion
9063 before doing ICE suppression.
9065 * timevar.c: Timing variables now count in milliseconds.
9066 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
9067 (get_time): Not here.
9068 (timevar_print): Don't print any timer whose user, cpu, and
9069 wall times are all zero as displayed.
9070 * timevar.h: Update comment aboout units. Make timevar
9073 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9075 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9076 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9077 (expand_function_start): Likewise.
9078 * stmt.c (expand_decl): Likewise.
9079 * varasm.c (make_decl_rtx): Likewise.
9081 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
9083 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
9084 (finalize_record_size): Don't set TYPE_USER_ALIGN.
9086 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9088 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
9091 2001-08-16 Andreas Jaeger <aj@suse.de>
9093 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
9096 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
9098 * rtl.h (only_sets_cc0_p): New prototype.
9099 * jump.c (sets_cc0_p): Handle INSN.
9100 (only_sets_cc0_p): New function.
9101 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
9102 (tidy_fallthru_edge): Likewise.
9103 * integrate.c (copy_insn_list): Likewise.
9104 * unroll.c (unroll_loop): Likewise.
9105 (copy_loop_body): Likewise.
9107 2001-08-15 Jason Eckhardt <jle@redhat.com>
9109 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
9111 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9113 * predict.c (struct block_info_def): Remove nvisited.
9114 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
9115 (estimate_bb_frequencies): Call mark_dfs_back_edges.
9117 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
9118 (ix86_adjust_cost): Teach scheduler that latency to load operand can
9121 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
9123 * predict.def: Update hitrates.
9125 2001-08-15 Richard Henderson <rth@redhat.com>
9127 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
9129 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
9131 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
9132 note from its associated jump.
9134 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
9136 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
9137 also on 64-bit s390x targets.
9139 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
9141 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
9143 (arm_expand_prologue): Handled nested functions which take a
9144 variable argument list.
9145 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
9146 macro with an invocation of
9147 arm_compute_initial_elimination_offset.
9148 * config/arm/arm-protos.h: Prototype
9149 arm_compute_initial_elimination_offset.
9151 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9153 * doc/install.texi (Specific, avr): Fix markup.
9154 (Specific, c4x): Ditto.
9156 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9158 * predict.c (dump_prediction): Change `bool' parameter to `int'.
9160 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
9162 * Makefile.in (OBJS): Add rtl-error.o
9163 (rtl-error.o): New rule.
9164 (diagnostic.o): Adjust dependency.
9165 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
9166 error_for_asm, _fatal_insn, _fatal_insn_not_found,
9167 warning_for_asm): Move to...
9168 rtl-error.c: ...here. New file.
9170 2001-08-14 Richard Henderson <rth@redhat.com>
9172 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
9173 if USING_SJLJ_EXCEPTIONS.
9175 2001-08-14 Steve Ellcey <sje@cup.hp.com>
9177 * tlink.c (scan_linker_output): Check string for unsatisfied in
9178 addition to undefined and unresolved.
9180 2001-08-14 Graham Stott <grahams@redhat.com>
9182 * libgcc2.c (*): Replace EH_FRAME_SECTION with
9183 EH_FRAME_SECTION_NAME.
9185 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9187 * genattrtab.c (simplify_test_exp_in_temp): New function.
9188 (simplify_test_exp): Avoid explicit use of temporary obstack.
9189 (simplify_cond, insert_right_side, evaluate_eq_attr,
9190 simplify_and_tree, simplify_or_tree, eliminate_known_true):
9191 Use simplify_test_exp_in_temp.
9192 (optimize_attrs): Iterate until expression stabilizes.
9194 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
9196 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
9197 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
9199 2001-08-13 Richard Henderson <rth@redhat.com>
9201 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
9202 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
9203 * config/arm/conix-elf.h: Likewise.
9205 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9207 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
9209 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
9211 * gcse.c (hash_scan_set): Expressions that are set as part of
9212 jump instructions are not available.
9214 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
9216 * config/s390/s390.c (print_operand, s390_function_prologue,
9217 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
9219 2001-08-13 Richard Henderson <rth@redhat.com>
9221 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
9222 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
9223 * doc/tm.texi (Exception Region Output): Document it.
9225 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9227 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
9228 DWARF2 instead of stabs by default.
9230 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9232 * config/rs6000/rs6000.c: Include optabs.h.
9234 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9236 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
9237 save/restore routines.
9238 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
9240 2001-08-13 Andreas Jaeger <aj@suse.de>
9242 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
9243 the english is correct.
9245 2001-08-13 Zack Weinberg <zackw@panix.com>
9247 * expr.h: Split out optab- and libfunc-related code to...
9248 * optabs.h, libfuncs.h: ... these new headers.
9250 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
9252 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
9254 * mkconfig.sh: Don't include insn-codes.h from config.h.
9256 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
9257 enum insn_code is available. Move reload_in_optab and
9258 reload_out_optab array declarations to optabs.h.
9259 * regmove.c (gen_add3_insn): Move to optabs.c, export from
9260 there, prototype in expr.h.
9261 * gencodes.c: Cleanup: zap global variables, don't use
9262 printf where puts will do, don't bother defining MAX_INSN_CODE
9263 which nothing uses, let CODE_FOR_nothing get its value implicitly.
9265 * genemit.c, genopinit.c: Include optabs.h in generated file.
9266 * genoutput.c: Include insn-codes.h in generated file.
9267 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
9268 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
9269 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
9270 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
9271 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
9272 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
9274 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
9275 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
9276 config/m88k/m88k.c, config/sparc/sparc.c:
9278 * reload.c: Include expr.h and optabs.h before reload.h.
9279 * config/alpha/alpha.c: Include tree.h before reload.h.
9280 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
9281 and reload.h in that order.
9282 * config/sparc/sparc.c: Include debug.h.
9283 * recog.c: Include insn-codes.h.
9285 2001-08-13 Andreas Jaeger <aj@suse.de>
9287 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
9290 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
9292 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
9293 * gcc.c (init_spec): Fix typo in comment.
9294 * varasm.c (data_section): Fix typo in comment.
9296 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
9298 * predict.c (dump_prediction): New argument "USED".
9299 (combine_predictions_for_insn): Determine the used heuristics,
9300 output the case no heuristic applied.
9301 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
9303 2001-08-13 Andreas Jaeger <aj@suse.de>
9305 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
9308 2001-08-13 Kazu Hirata <kazu@hxi.com>
9310 * jump.c: Fix formatting.
9312 2001-08-13 Kazu Hirata <kazu@hxi.com>
9314 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
9317 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
9319 * loop.c (check_dbra_loop): Use condjump_label to compute
9322 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
9323 to better document the files they're in.
9325 2001-08-12 Zack Weinberg <zackw@panix.com>
9327 * recog.h (struct insn_operand_data): Shrink 'mode' field
9330 2001-08-12 Kazu Hirata <kazu@hxi.com>
9332 * gcc.c: Fix comment formatting.
9333 * gccspec.c: Likewise.
9336 * genemit.c: Likewise.
9337 * gengenrtl.c: Likewise.
9338 * genrecog.c: Likewise.
9339 * gensupport.c: Likewise.
9340 * ggc-page.c: Likewise.
9341 * global.c: Likewise.
9342 * graph.c: Likewise.
9343 * ifcvt.c: Likewise.
9344 * integrate.c: Likewise.
9346 * libgcc2.c: Likewise.
9348 * mbchar.c: Likewise.
9349 * optabs.c: Likewise.
9350 * predict.c: Likewise.
9351 * prefix.c: Likewise.
9352 * profile.c: Likewise.
9353 * protoize.c: Likewise.
9355 * recog.c: Likewise.
9356 * regclass.c: Likewise.
9357 * regmove.c: Likewise.
9358 * reg-stack.c: Likewise.
9359 * reload1.c: Likewise.
9360 * resource.c: Likewise.
9361 * rtlanal.c: Likewise.
9364 2001-08-12 Kazu Hirata <kazu@hxi.com>
9366 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
9367 a tree representing a constant is passed to the macro.
9369 2001-08-12 Richard Henderson <rth@redhat.com>
9371 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
9372 (rs6000_elf_asm_out_destructor): New.
9373 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
9374 (DTORS_SECTION_ASM_OP): Remove.
9375 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9376 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
9378 2001-08-12 David Edelsohn <edelsohn@gnu.org>
9381 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9382 * gcc.c (set_collect_gcc_options): New function, split out from
9384 Ignore elided switches.
9385 (do_spec_1): Invoke before executing command.
9386 (set_input): Export.
9387 Move declaration ...
9388 * gcc.h (set_input): ... here.
9389 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9392 2001-08-12 Richard Henderson <rth@redhat.com>
9394 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
9395 thinko wrt TARGET_RELOCATABLE.
9397 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
9399 * fix-header.c (cb_file_change): Update prototype.
9401 2001-08-11 Zack Weinberg <zackw@panix.com>
9403 * toplev.c (set_float_handler): Make static.
9404 * toplev.h: Don't prototype set_float_handler.
9406 * simplify-rtx.c: Don't include setjmp.h.
9407 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
9409 (simplify_unary_operation, simplify_binary_operation): Use them,
9410 via do_float_handler.
9412 * fold-const.c: Don't include setjmp.h.
9413 (exact_real_inverse_1): New function.
9414 (exact_real_inverse): Use it, via do_float_handler.
9416 * varasm.c: Don't include setjmp.h.
9417 (assemble_real_1): New function.
9418 (assemble_real): Use it, via do_float_handler.
9419 Call internal_error if we get a trap here.
9421 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
9422 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
9424 2001-08-11 Zack Weinberg <zackw@panix.com>
9426 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
9427 STACK_BOUNDARY if not already defined.
9429 * calls.c, function.c, reload1.c, explow.c: Don't default
9430 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
9431 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
9433 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
9436 * doc/tm.texi: Document that STACK_BOUNDARY is required;
9437 clarify difference between it and PREFERRED_STACK_BOUNDARY.
9439 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9441 * cppmacro.c (enter_macro_context): Push macro expansions even
9444 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9446 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
9447 (rs6000_elf_section_type_flags): Actually return a value.
9449 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9451 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
9452 Clean up code: add missing comments and prototypes, fix warnings,
9453 remove obsolete code, fix spacing to conform to coding style.
9455 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9457 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
9458 and TARGET_ASM_CLOSE_PAREN.
9459 (regclass_map): CC register belongs to class NO_REGS.
9460 (legitimize_pic_address): Don't generate unnecessary moves
9461 (to avoid confusing loop optimization).
9462 (check_and_change_labels): Replace jump_long by indirect_jump.
9463 (s390_final_chunkify): Don't start a new literal pool on section
9464 switch in 64-bit code.
9465 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
9467 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
9468 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
9469 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
9471 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
9472 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
9473 (CONST_COSTS): Fixed incorrect costs.
9475 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
9476 Use emit_jump instead of emit_jump_insn (gen_jump).
9477 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
9478 (to avoid confusing flow analysis).
9479 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
9480 (casesi, casesi_jump): New.
9481 (jump_long): Removed. Functionality merged into indirect_jump.
9482 (indirect_jump): Accept address_operand, not just register_operand.
9483 (cjump_long, icjump_long): Use same logic as indirect_jump.
9484 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
9485 Fixed broken setjmp/longjmp handling.
9486 (do_builtin_setjmp_setup): Removed.
9488 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
9489 broken GNU as versions that don't accept .quad with large
9490 negative values. Use hexadecimal output instead.
9491 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
9492 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
9493 FUNCTION_EPILOGUE): Removed. Now in targetm.
9495 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
9497 * config/s390/fixdfdi.h: Add missing copyright statement.
9498 Fix type conflicts on 64-bit. Add missing SFmode routines.
9500 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
9503 2001-08-11 Richard Henderson <rth@redhat.com>
9505 * rtl.h (REG_EH_RETHROW): Remove.
9506 * rtl.c (reg_note_name): Update.
9507 * combine.c (distribute_notes): Don't check for it.
9509 2001-08-11 Richard Henderson <rth@redhat.com>
9511 * combine.c (distribute_notes): Place REG_SETJMP.
9513 2001-08-11 Richard Henderson <rth@redhat.com>
9515 * doc/extend.texi (Arrays and pointers implementation): Discourage
9516 relying on sign-extension of pointers.
9518 2001-08-11 H.J. Lu <hjl@gnu.org>
9520 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
9522 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
9523 RDATA_SECTION_ASM_OP.
9525 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9527 * doc/install.texi (Specific, c4x): Fix cross-reference to the
9528 main manual to work both for info and HTML versions.
9530 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9531 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9533 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
9534 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
9535 (struct cpp_pool): New member first.
9536 * cppinit.c (append_include_chain): Plug memory leaks.
9537 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
9538 Allocate pragma structures from the (aligned) macro pool to
9539 avoid leaking memory.
9540 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
9541 so we don't leak memory.
9542 * hashtable.c (ht_destroy): New.
9543 * hashtable.h (ht_destroy): New.
9545 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9546 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9548 * c-lex.c (map): Make const.
9549 (cb_file_change): Update for callback passing a line map.
9550 Don't assume we have a previous map. Remove sanity check
9551 about popping too many files.
9552 * cpperror.c (print_location): Make map const.
9553 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
9554 (cpp_make_system_header): Similarly.
9555 (search_from): Similarly.
9556 (_cpp_execute_include): Don't remember where we came from.
9557 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
9558 (struct cpp_reader): Make map const.
9559 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
9560 * cpplib.c (do_line): Update; line maps now hold sysp.
9561 (cpp_push_buffer): Similarly.
9562 (_cpp_do_file_change): Similarly; callback with map instead.
9563 (cpp_get_line_maps): Constify return value.
9564 (_cpp_pop_buffer): Update.
9565 * cpplib.h (struct cpp_file_change): Remove.
9566 (struct cpp_callbacks): Update.
9567 (cpp_get_line_maps): Constify return value.
9568 * cppmacro.c (_cpp_create_definition): Update.
9569 * cppmain.c (struct printer): Constify map.
9570 (maybe_print_line): Similarly.
9571 (print_line): Similarly. Deduce flags 1 and 2 here.
9572 (cb_file_change): Update.
9573 * line-map.c (free_line_maps): Warn regardless.
9574 (add_line_map): Return pointer to const. When passed NULL to_file
9575 with LC_LEAVE, use the obvious values for the return point so the
9576 caller doesn't have to figure them out.
9577 (lookup_line): Return pointer to const.
9578 (print_containing_files): Take pointer to const.
9579 * line-map.h (struct line_map): New members reason, sysp.
9580 (add_line_map): Return pointer to const.
9581 (lookup_line): Similarly.
9582 (print_containing_files): Take pointer to const.
9584 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
9585 Richard Henderson <rth@redhat.com>
9587 * regmove.c (regmove_optimize): Avoid setting a register twice in
9590 2001-08-10 Richard Henderson <rth@redhat.com>
9592 * doc/extend.texi (Arrays and pointers implementation): Document
9593 behavior of pointer/integer conversion.
9595 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
9597 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
9599 2001-08-10 Richard Henderson <rth@redhat.com>
9601 * doc/extend.texi (C Implementation): New chapter.
9602 * doc/gcc.texi (Top): Link it in.
9604 2001-08-10 Andrew Cagney <ac131313@redhat.com>
9606 * doc/install.texi (Specific): Fix CVS merge botch.
9608 2001-08-10 Richard Henderson <rth@redhat.com>
9610 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
9611 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
9613 2001-08-10 Zack Weinberg <zackw@stanford.edu>
9615 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
9616 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
9617 this macro is now required.
9619 * cselib.c (cselib_process_insn), flow.c (propagate_block),
9620 loop.c (find_and_verify_loops), reload.c (reload): Check
9621 for rtx code of CALL_INSN, not CALL, when deciding if we
9622 need to check for REG_SETJMP note.
9624 * gcse.c (compute_hash_table, compute_store_table): Update
9625 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
9628 * config/avr/avr.c: Fix typo.
9629 * config/convex/convex.c (expand_movstr): Use adjust_address.
9630 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
9632 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
9633 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
9635 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
9636 Do define STACK_BOUNDARY.
9637 * config/i370/i370.c: Include expr.h.
9638 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
9639 config/pa/som.h, config/v850/v850.h: Take in_ctors and
9640 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
9641 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
9642 * config/m88k/m88k.c: Include c-tree.h after expr.h.
9643 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
9644 * config/romp/romp.c: Include expr.h after tree.h.
9646 (output_fpop): Use xmalloc, not oballoc.
9647 * config/we32k/we32k.c: Include expr.h.
9649 2001-08-10 Kazu Hirata <kazu@hxi.com>
9651 * config/h8300/h8300.h: Fix formatting.
9653 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
9655 * c-common.h (RETURN_NULLIFIED_P): Lose.
9656 * c-semantics.c (genrtl_return_stmt): Don't check it.
9658 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9660 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
9661 (mips_annotate_frame_insn): New function.
9662 (mips_emit_frame_related_store): New function.
9663 (save_restore_insns): Don't mark instructions that set up the base
9664 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
9665 the store instructions instead.
9666 (mips_expand_prologue): If the stack size is moved into a temporary
9667 register, do not mark that move as frame-related. Add a
9668 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
9670 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9672 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
9673 stack slot as unchanging if current_function_calls_eh_return.
9675 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
9677 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
9678 access the second half of the TFmode scratch operand.
9680 2001-08-10 Anthony Green <green@redhat.com>
9682 * java/class.c (emit_register_classes): Conditionalize code on
9685 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9687 * doc/install.texi (Specific, avr): Fix cross-reference to the
9688 main manual to work both for info and HTML versions.
9690 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9692 * stmt.c (expand_null_return_1): Remove code to generate simple returns
9693 and "use_goto" argument.
9694 (expand_null_return, expand_value_return): Update all callers.
9695 * function.c (expand_function_end): Remove code to generate simple
9697 * config/vax/vax.md (epilogue): New expander for function return.
9698 * doc/md.texi (epilogue): Remove "if defined".
9700 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9702 * Makefile.in: Partially revert my previous change:
9703 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
9704 of the hashtab.o and safe-ctype.o rules.
9706 2001-08-09 Richard Henderson <rth@redhat.com>
9708 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
9709 (USE_COLLECT2): Remove duplicate definition.
9710 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
9711 (use_collect2): Remove dead code.
9712 * configure.in (use_collect2): Remove will_use_collect2 and
9713 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
9714 * configure: Rebuild.
9716 * target.h (targetm.asm_out.constructor): New.
9717 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
9718 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
9719 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
9720 * varasm.c (in_ctors, in_dtors): New.
9721 (assemble_constructor, assemble_destructor): Remove.
9722 (default_stabs_asm_out_destructor): New.
9723 (default_named_section_asm_out_destructor): New.
9724 (dtors_section, default_dtor_section_asm_out_destructor): New.
9725 (default_stabs_asm_out_constructor): New.
9726 (default_named_section_asm_out_constructor): New.
9727 (ctors_section, default_ctor_section_asm_out_constructor): New.
9728 * output.h: Update declarations.
9729 * c-decl.c (c_expand_body): Use target hooks instead of
9730 assemble_constructor and assemble_destructor.
9731 * profile.c (output_func_start_profiler): Likewise.
9732 * objc/objc-act.c (finish_objc): Likewise.
9733 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
9734 for the constructor.
9735 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
9737 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
9738 (DTORS_SECTION_ASM_OP): Likewise.
9739 (__CTOR_LIST__): Use attribute section when possible.
9740 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
9742 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
9743 ASM_OUTPUT_CONSTRUCTOR.
9745 * config/darwin.c (machopic_asm_out_constructor): New.
9746 (machopic_asm_out_destructor): New.
9747 * config/darwin-protos.h: Update declarations.
9748 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9749 (ASM_OUTPUT_DESTRUCTOR): Remove.
9750 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9751 * config/nextstep.c (nextstep_asm_out_constructor): New.
9752 (nextstep_asm_out_destructor): New.
9753 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9754 (ASM_OUTPUT_DESTRUCTOR): Remove.
9755 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9756 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
9757 ASM_OUTPUT_*STRUCTOR.
9758 * config/i386/aix386ng.h: Likewise.
9760 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
9761 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
9762 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9763 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9764 * config/lynx.h: Likewise.
9765 * config/netware.h: Likewise.
9766 * config/psos.h: Likewise.
9767 * config/alpha/alpha-interix.h: Likewise.
9768 * config/alpha/elf.h: Likewise.
9769 * config/arc/arc.h: Likewise.
9770 * config/arm/aof.h: Likewise.
9771 * config/arm/coff.h: Likewise.
9772 * config/arm/elf.h: Likewise.
9773 * config/c4x/c4x.h: Likewise.
9774 * config/h8300/h8300.h: Likewise.
9775 * config/i386/cygwin.h: Likewise.
9776 * config/i386/djgpp.h: Likewise.
9777 * config/i386/i386-coff.h: Likewise.
9778 * config/i386/i386-interix.h: Likewise.
9779 * config/i386/sco5.h: Likewise.
9780 * config/i386/vsta.h: Likewise.
9781 * config/i386/win32.h: Likewise.
9782 * config/i960/i960-coff.h: Likewise.
9783 * config/ia64/sysv4.h: Likewise.
9784 * config/m68hc11/m68hc11.h: Likewise.
9785 * config/m68k/coff.h: Likewise.
9786 * config/m68k/mot3300.h: Likewise.
9787 * config/m88k/m88k.h: Likewise.
9788 * config/mcore/mcore-pe.h: Likewise.
9789 * config/mcore/mcore.h: Likewise.
9790 * config/mips/elf.h: Likewise.
9791 * config/mips/elf64.h: Likewise.
9792 * config/mips/iris6.h: Likewise.
9793 * config/pa/pa64-hpux.h: Likewise.
9794 * config/rs6000/sysv4.h: Likewise.
9795 * config/sh/sh.h: Likewise.
9796 * config/sparc/litecoff.h: Likewise.
9798 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
9799 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
9800 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9801 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9802 (ASM_OUTPUT_DESTRUCTOR): Remove.
9803 * config/a29k/a29k.c: Move include of tree.h.
9804 * config/a29k/udi.h: Delete file.
9805 * config/alpha/alpha.c (vms_asm_out_constructor): New.
9806 (vms_asm_out_destructor): New.
9807 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
9808 (EXTRA_SECTION_FUNCTIONS): Likewise.
9809 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9810 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9811 * config/c4x/c4x.c: Move include of tree.h.
9812 * config/clipper/clipper.c (clix_asm_out_constructor): New.
9813 (clix_asm_out_destructor): New.
9814 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9815 (ASM_OUTPUT_DESTRUCTOR): Remove.
9816 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9817 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9818 (TARGET_ASM_CONSTRUCTOR): New.
9819 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
9820 (sco_asm_out_constructor): New.
9821 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
9822 * config/i386/svr3gas.h: Remove stack grows up code.
9823 Remove code duplicated from i386/sysv3.h.
9824 (TARGET_ASM_CONSTRUCTOR): New.
9825 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
9826 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
9827 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9828 (TARGET_ASM_CONSTRUCTOR): New.
9829 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
9830 (m68hc11_asm_out_destructor): New.
9831 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
9832 (TARGET_ASM_DESTRUCTOR): New.
9833 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
9834 * config/m68k/dpx2.h: Properly undef all the bits inherited from
9835 config/svr3.h pertaining to section manipulation.
9836 * config/m68k/dpx2g.h: Remove #if 0 code.
9837 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
9838 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
9839 (ASM_OUTPUT_CONSTRUCTOR): Remove.
9840 (TARGET_ASM_CONSTRUCTOR): New.
9841 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
9842 (m88k_svr3_asm_out_constructor): New.
9843 (m88k_svr3_asm_out_destructor): New.
9844 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9845 (ASM_OUTPUT_DESTRUCTOR): Remove.
9846 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9847 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
9848 * config/rs6000/aix.h: Likewise.
9849 * config/mips/rtems64.h: Don't undef removed constructor related bits.
9850 * config/mips/vxworks.h: Likewise.
9851 * config/rs6000/lynx.h: Likewise.
9852 * config/sh/elf.h: Likewise.
9853 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
9854 (DTORS_SECTION_ASM_OP): New.
9855 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9856 (ASM_OUTPUT_DESTRUCTOR): Remove.
9857 * config/sparc/sol2-sld-64.h: Likewise.
9858 * config/vax/vax.c (vms_asm_out_constructor): New.
9859 (vms_asm_out_destructor): New.
9860 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
9861 (ASM_OUTPUT_DESTRUCTOR): Remove.
9862 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9864 * doc/tm.texi (@node Initialization): Update.
9866 2001-08-09 Richard Henderson <rth@redhat.com>
9868 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
9869 (__do_global_dtors_aux): Use gp-relative static data to avoid
9870 one dynamic relocation.
9871 (__do_frame_setup): Register Java classes.
9872 * config/alpha/crtend.asm (__JCR_END__): New.
9874 2001-08-09 Zack Weinberg <zackw@stanford.edu>
9876 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
9877 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
9878 (GEN, STAGESTUFF): Add new files.
9879 (insn-constants.h, s-constants, tm-preds.h, s-preds,
9880 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
9881 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
9882 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
9883 as well as insn-codes.h and insn-flags.h in config.h; and no
9884 extra headers in tconfig.h and hconfig.h.
9886 * gencodes.c: Eliminate code to generate predicate declarations
9887 or #defines for md-file constants.
9888 * genconstants.c, genpreds.c: New files.
9890 * i386.md: Re-order guard expressions such that TARGET_64BIT
9891 comes first, when this permits better optimization. Add
9892 TARGET_64BIT to more x86-64 patterns. Add comment explaining
9893 why this is desirable.
9895 2001-08-09 Jakub Jelinek <jakub@redhat.com>
9897 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
9898 (find_fde_for_dso): Remove.
9899 (_Unwind_IteratePhdrCallback): New.
9900 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
9901 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
9903 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9905 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
9906 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
9908 2001-08-09 Graham Stott <grahams@redhat.com>
9910 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
9911 (vis_no_unit): Use it.
9912 (visualize_no_unit): Add the insn only if room exists.
9914 2001-08-09 Graham Stott <grahams@redhat.com>
9916 * predict.c (estimate_probability): Replace magic numbers with
9917 appropriate enumeration.
9919 2001-08-09 Graham Stott <grahams@redhat.com>
9921 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
9923 (EXTRACT_FLAGS): Likewise.
9925 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
9927 * config/mips/mips.c (mips_legitimate_address_p): Check for
9928 CONST_INT in last patch.
9930 2001-08-08 Anthony Green <green@redhat.com>
9932 * java/class.c (emit_register_classes): Use assemble_jcr if
9933 possible. Keep the original mechanism as a fallback.
9934 * defaults.h (JCR_SECTION_NAME): Define if we have named section
9935 and weak symbol support.
9936 * crtstuff.c (__JCR_LIST__): Define.
9937 (__JCR_END__): Define.
9938 (_Jv_RegiserClasses): Define weak symbol if possible.
9939 (__do_global_ctors_aux): Register classes for ELF targets with
9940 weak symbol support.
9942 2001-08-08 Kazu Hirata <kazu@hxi.com>
9944 * dbxout.c: Fix comment formatting.
9945 * dependence.c: Likewise.
9947 * diagnostic.c: Likewise.
9948 * dominance.c: Likewise.
9949 * doprint.c: Likewise.
9950 * dwarf2out.c: Likewise.
9951 * dwarfout.c: Likewise.
9952 * emit-rtl.c: Likewise.
9953 * except.c: Likewise.
9954 * explow.c: Likewise.
9955 * expmed.c: Likewise.
9958 * fold-const.c: Likewise.
9959 * function.c: Likewise.
9961 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9963 * global.c (retry_global_alloc): Avoid shadowing allocno.
9965 2001-08-08 Mark Mitchell <mark@codesourcery.com>
9967 * except.c (remove_fixup_regions): Fix typo.
9969 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
9971 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
9972 unsigned HOST_WIDE_INT to avoid warning.
9973 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
9974 * flow.c (set_block_for_new_insns): Likewise.
9976 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
9978 * sibcall.c (return_value_pseudo): New static variable.
9979 (skip_copy_to_return_value): Handle return_value_pseudo.
9980 (call_ends_block_p): Ensure that return_value_pseudo is set.
9981 (optimize_sibling_and_tail_recursive_call): Discover the
9982 load of pseudo return value in alternate exit block.
9984 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9986 * calls.c (ECF_ALWAYS_RETURN): New constant.
9987 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
9988 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
9989 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
9990 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
9991 * rtl.c (reg_note_name): New name.
9992 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
9994 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
9996 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
9998 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
10000 * alias.c (get_alias_set): Return a previously calculated
10001 alias set for a VAR_DECL.
10002 * function.c (gen_mem_addressof): Calculate the alias set before
10005 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
10007 * predict.def: Set hitrates according our experimental run.
10009 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
10011 * i386.h (HARD_REGNO_RENAME_OK): New macro.
10013 2001-08-08 H.J. Lu <hjl@gnu.org>
10015 * config/mips/mips.c (mips_unique_section): New. Copied from
10018 * config/mips/mips-protos.h (mips_unique_section): New
10021 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
10023 * config/mips/little.h: New. Generic little endian mips
10024 targets. Only mips*-*-linux* is converted to use it so far.
10026 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
10027 (WCHAR_TYPE): Defined
10028 (WCHAR_TYPE_SIZE): Likewise.
10029 (INIT_SUBTARGET_OPTABS): Likewise.
10030 (BSS_SECTION_ASM_OP): Likewise.
10031 (SBSS_SECTION_ASM_OP): Likewise.
10032 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
10033 (ASM_DECLARE_OBJECT_NAME): Likewise.
10034 (UNIQUE_SECTION): Likewise.
10035 (EXTRA_SECTIONS): Likewise.
10036 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
10037 (ASM_OUTPUT_DESTRUCTOR): Likewise.
10038 (ASM_OUTPUT_DEF): Likewise.
10039 (HANDLE_SYSV_PRAGMA): Removed.
10040 (NO_IMPLICIT_EXTERN_C): Likewise.
10041 (TARGET_MEM_FUNCTIONS): Likewise.
10042 (STARTFILE_SPEC): Likewise.
10043 (ENDFILE_SPEC): Likewise.
10044 (LIB_SPEC): Likewise.
10045 (INVOKE__main): Likewise.
10046 (CTOR_LIST_BEGIN): Likewise.
10047 (CTOR_LIST_END): Likewise.
10048 (DTOR_LIST_BEGIN): Likewise.
10049 (DTOR_LIST_END): Likewise.
10050 (SET_ASM_OP): Likewise.
10051 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10052 (ASM_OUTPUT_DEF): Likewise.
10053 (ASM_OUTPUT_IDENT): Likewise.
10055 * config/mips/mips.h (ASM_SPEC): Undefine before define.
10056 (CPLUSPLUS_CPP_SPEC): Likewise.
10057 (ASM_APP_ON) Redefine only if not defined.
10058 (ASM_APP_OFF): Likewise.
10059 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10060 (ASM_OUTPUT_IDENT): Likewise.
10062 * config.gcc: Update tm_file for Linux/mips.
10064 2001-08-08 Bernd Schmidt <bernds@redhat.com>
10066 * cselib.c (cselib_record_sets): If insn is predicated, turn
10067 sources into IF_THEN_ELSEs.
10069 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
10070 Turn into define_insn_and_split.
10072 * sched-deps.c: Include "cselib.h".
10073 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
10074 Use cselib to turn memory addresses into VALUEs.
10075 (sched_analyze): Call cselib_init/cselib_finish if necessary.
10076 * sched-int.h (struct sched_info): New member USE_CSELIB.
10077 * sched-ebb.c (ebb_sched_info): Initialize it.
10078 * sched-rgn.c (rgn_sched_info): Likewise.
10079 * Makefile.in (sched-deps.o): Update dependencies.
10081 * cselib.h (cselib_subst_to_values): Declare.
10082 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
10083 that have no value and autoincs to be handled by generating a new
10086 2001-08-08 Graham Stott <grahams@redhat.com>
10088 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
10089 within fixed length SEQUENCE.
10091 2001-08-08 Graham Stott <grahams@redhat.com>
10093 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
10094 (diagnostic_prefixing_rule): Likewise.
10095 (diagnostic_line_cutoff): Likewise.
10096 (diagnostic_kind_count): Likewise.
10098 2001-08-08 Graham Stott <grahams@redhat.com>
10100 * alias.c (find_base_decl): Delete redundent assignment.
10102 2001-08-08 Graham Stott <grahams@redhat.com>
10104 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
10105 (abs): Uppercase and paranthesize macro parameter.
10106 (MEM_DEPENDENCY): Add whitespace.
10108 2001-08-08 Graham Stott <grahams@redhat.com>
10110 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
10111 failure check for CONST_INT
10113 2001-08-08 Graham Stott <grahams@redhat.com>
10115 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
10116 (libcall_dead_p): Likewise.
10118 (mark_used_regs): Constify fmt.
10119 (find_use_as_address): Likewise.
10121 2001-08-08 Graham Stott <grahams@redhat.com>
10123 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
10126 2001-08-08 Graham Stott <grahams@redhat.com>
10128 * combine.c (combine_simplify_rtx): Update comment and
10129 remove erroneous test.
10131 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10133 * cppinit.c (cpp_finish): Pop the final buffer without comment.
10134 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
10135 take care to avoid multiple no-newline at EOF warnings in that
10138 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
10140 * calls.c (expand_call): Do not emit INSN_SETJMP note.
10141 (emit_library_call_value_1): Likewise.
10142 (emit_call_1): Emit REG_SETJMP note.
10143 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
10145 * cselib.c (cselib_process_insn): Likewise.
10146 * flow.c (propagate_block): Likewise.
10147 * loop.c (find_and_verify_loops): Likewise.
10148 * reload.c (find_equiv_regs): Likewise.
10149 * reload1.c (reload): Likewise.
10150 * resource.c (mark_referenced_resources,
10151 mark_set_resources): Likewise.
10152 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
10153 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
10154 * haifa-sched.c (unlink_other_notes): Likewise.
10155 (reemit_notes): Likewise.
10156 * sched-ebb.c (sched_ebb): Likewise.
10157 * sched-rgc.c (sched_region): Likewise.
10158 * rtl.c (note_insn_name): Likewise.
10159 (reg_note_name): Add REG_SETJMP
10160 * rtl.h (reg_note): Add REG_SETJMP.
10161 (insn_note): Remove NOTE_INSN_SETJMP.
10163 * profile.c (branch_prob): Add fake edges for setjmp.
10165 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
10167 * config.gcc: Quote target_cpu_default2 correctly for
10168 powerpc*-*-* targets.
10170 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10172 * cpplib.h, line-map.h: Update comments.
10173 * cppmain.c (printer_init): Move inline.
10174 (maybe_print_line, print_line): Take a map pointer.
10175 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
10176 (cb_file_change): Don't use prior value of print.map.
10178 2001-08-07 David Edelsohn <edelsohn@gnu.org>
10180 * doc/install.texi: Document fine-grained multilib configuration.
10182 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10184 * rtlanal.c (find_first_parameter_load): Call note_stores
10185 only on the instructions.
10187 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10189 * alias.c (nonlocal_mentioned_p):
10190 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
10191 * calls.c (emit_call_1): Likewise.
10192 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
10193 * cselib.c (cselib_process_insn): Likewise.
10194 * df.c (df_insns_modify): Likewise.
10195 * flow.c (need_fake_edge_p): Likewise.
10196 (propagate_one_insn): Likewise.
10197 * haifa-sched.c (reemit_notes): Likewise.
10198 * integrate.c (copy_insn_list): Likewise.
10199 * jump.c (delete_prior_computation): Likewise.
10200 * local-alloc.c (validate_equiv_mem): Likewise.
10201 * loop.c (scan_loop): Likewise.
10202 * predict.c (estimate_probability): Likewise.
10203 * reload.c (reload): Likewise.
10204 * sched-deps (sched_analyze): Likewise.
10205 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
10206 * gcse.c (compute_hash_table): Likewise.
10207 (mark_call): Likewise.
10208 (store_killed_in_insn): Likewise.
10210 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
10212 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
10214 2001-08-06 Richard Henderson <rth@redhat.com>
10216 * varasm.c (assemble_gc_entry): Remove.
10217 * output.h: Likewise.
10219 2001-08-06 Richard Henderson <rth@redhat.com>
10221 * varasm.c (assemble_constructor): Take a symbol_ref and a
10222 priority instead of a bare string. Move priority handling
10223 here from cp/decl2.c.
10224 * output.h: Update decls.
10226 * c-decl.c (c_expand_body): Update calls to assemble_constructor
10227 and assemble_destructor.
10228 * profile.c (output_func_start_profiler): Likewise.
10229 * objc/objc-act.c (finish_objc): Likewise.
10230 (build_module_descriptor): Return the symbol not the symbol name.
10232 2001-08-06 David Edelsohn <edelsohn@gnu.org>
10234 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
10235 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
10236 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
10237 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
10238 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
10239 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
10241 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10243 * cpperror.c (print_containing_files): Moved to line-map.c.
10244 (print_location): line-map.c handles re-listing or otherwise.
10245 * cpphash.h (struct lexer_state): Remove next_bol.
10246 (struct cpp_buffer): Remove include_stack_listed.
10247 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
10248 Remove faked buffer handling.
10249 (_cpp_do_file_change): Tweak.
10250 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
10251 * cppmain.c (struct printer): Remove filename.
10252 (print_line, cb_file_change): Update accordingly.
10253 * line-map.c: Include intl.h.
10254 (init_line_maps): Initialize last_listed.
10255 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
10256 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
10257 (print_containing_files): New.
10258 * line-map.h (struct line_maps): New member last_listed.
10259 (print_containing_files, INCLUDED_FROM): New.
10260 * Makefile.in: Update.
10261 * po/POTFILES.in: Add line-map.c.
10263 2001-08-06 Richard Henderson <rth@redhat.com>
10265 * except.c (convert_from_eh_region_ranges_1): Never mark
10266 USE or CLOBBER insns as throwing.
10268 * expr.c (store_constructor): Don't clobber memory targets.
10270 2001-08-06 Andreas Jaeger <aj@suse.de>
10272 * profile.c (branch_prob): Remove unused variable insn.
10274 * Makefile.in (local-alloc.o): Add dependency on except.h.
10276 * local-alloc.c: Include except.h for can_throw_internal prototype.
10278 2001-08-06 Richard Henderson <rth@redhat.com>
10280 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
10281 * function.c (expand_main_function): Implement it.
10282 * doc/tm.texi: Document it.
10284 2001-08-06 Stan Shebs <shebs@apple.com>
10286 * doc/install.texi: Document powerpc-*-darwin* details.
10288 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
10290 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
10291 (ASM_CPU_SPEC): Move back to rs6000.h
10292 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
10294 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
10296 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
10299 * config/rs6000/linux64.h: Ditto.
10301 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10302 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
10305 Remove accidently readded definitions of FUNCTION_PROLOGUE,
10306 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
10308 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10311 2001-08-05 Richard Henderson <rth@redhat.com>
10313 * local-alloc.c (update_equiv_regs): Do not move insns that
10316 2001-08-05 Jan Hubicka <jh@suse.cz>
10318 * Makefile.in (reload1.o): Add dedendancy on except.h
10319 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
10321 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
10322 indicating wehther edges has been cleaned up.
10323 * reload1.c: Inlucde except.h
10324 (fixup_abnormal_edges): Accept deleted insns.
10325 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
10328 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10330 * cpplib.c (do_line): Correct line number after pop_buffer.
10332 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10334 PR preprocessor/3824
10335 * line-map.c: Update comments.
10336 * line-map.h: Update comments.
10337 * tradcif.y: Don't consider large numbers unsigned.
10339 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10341 PR preprocessor/3081
10342 * c-lex.c (map): New.
10343 (cb_file_change): Update map and use it.
10344 (cb_def_pragma, cb_define, cb_undef): Use map and line.
10345 (c_lex): Update to use map.
10346 * cpperror.c (print_location): Move to using logical line numbers.
10347 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
10348 (cpp_make_system_header): Similarly.
10349 (_cpp_execute_include): Stop line numbering hacks. Store the
10350 line we will return to.
10351 * cpphash.h (CPP_BUF_LINE): Remove.
10352 (struct cpp_buffer): Remove lineno and pseudo_newlines.
10353 Add map and return_to_line.
10354 (_cpp_do_file_change): Update.
10355 * cppinit.c (cpp_start_read): Update line kludge.
10356 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
10357 (trigraph_ok): Use logical line numbers for diagnostics.
10358 (skip_block_comment): Likewise.
10359 (skip_whitespace): Likewise.
10360 (skip_line_comment): Use pfile->line instead.
10361 (_cpp_lex_token): Update to use logical line numbering exclusively.
10362 Handle BOL locally. Accept new lines in directives, but keep
10363 pfile->line decremented. Diagnostics use logical lines. Update
10364 directive handling.
10365 * cpplib.c (SEEN_EOL): New.
10366 (skip_rest_of_line, check_eol): Use it.
10367 (end_directive): Increase line number when accepting the newline
10368 at the end of a directive.
10369 (run_directive): Simplify.
10370 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
10371 (_cpp_do_file_change): Update to take buffer line number as an
10372 argument, and store the current map in the cpp_reader. Remove
10373 line number kludges.
10374 (_cpp_do__Pragma): Restore output position after a _Pragma.
10375 (cpp_push_buffer): Don't set output line or lineno.
10376 (_cpp_pop_buffer): Transfer more info from a faked buffer.
10377 Remove line kludge. Set output_line.
10378 * cppmacro.c (builtin_macro): Update handling of __LINE__.
10379 (parse_arg): Use logical lines.
10380 (save_lookahead_token): Save EOFs too now.
10381 * cppmain.c (struct printer): Fix comments.
10382 (printer_init): Simplify, let caller do errors.
10383 (scan_translation_unit, check_multiline_token, dump_macro): Update.
10384 (maybe_print_line): Simplify.
10385 (print_line): Don't print a linemarker if -P.
10386 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
10387 (cb_file_change): Simplify.
10388 * line-map.h (LAST_SOURCE_LINE): Fix.
10389 (CURRENT_LINE_MAP): New.
10391 2001-08-05 Bernd Schmidt <bernds@redhat.com>
10393 * doloop.c (doloop_modify_runtime): Properly compute number of
10394 iterations if loop was unrolled.
10396 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
10397 if their CSELIB_VAL_PTRs are.
10399 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
10400 (setup_spill_pointers): Initialize it.
10401 (spill_restore_mem): Set it.
10402 (do_spill, do_restore): Use it to add REG_INC note.
10403 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
10405 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
10406 asms if other insns are available.
10408 * config/ia64/ia64.c (condop_operator): New predicate.
10409 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
10410 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
10413 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
10414 temporary register than directly using a MEM.
10416 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10418 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
10419 parameter in last change.
10421 2001-08-04 Zack Weinberg <zackw@panix.com>
10423 * sparc.md: Don't use #if inside C test expression.
10425 2001-08-04 Richard Henderson <rth@redhat.com>
10427 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
10429 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
10431 * cpphash.h (struct cpp_reader): New member directive_line.
10432 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
10433 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
10434 do_pragma): Pass line to callbacks.
10435 (start_directive): Record line of directive.
10436 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
10437 cb_include): Similarly.
10438 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
10441 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10443 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
10446 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10448 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
10450 * reload1.c (fixup_abnormal_edges): New static function.
10453 * flow.c (need_fake_edge_p): New function.
10454 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
10455 avoid call insn to be very last insn in the insn stream.
10457 * profile.c (branch_prob): Call flow_call_edges_add instead of
10458 doing that by hand; cleanup cfg to re-merge basic blocks once
10461 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10463 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
10464 are also on line-map.h.
10465 * cppfiles.c (stack_include_file): Update.
10466 * cpphash.h (struct cpp_buffer): New member return_at_eof.
10467 (_cpp_pop_buffer): New.
10468 * cppinit.c (cpp_destroy, cpp_finish): Update.
10469 (do_includes): Mark each buffer to return at EOF.
10470 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
10471 return as requested.
10472 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
10473 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
10474 * cpplib.h (cpp_pop_buffer): Remove.
10475 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
10476 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
10478 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
10480 (do_preprocessing): Update.
10481 * fix-header.c (read_scan_file): Update. No need to pop buffers.
10482 * c-parse.in (_yylex): Similarly.
10483 * scan-decls.c (scan_decls): Similarly.
10484 * line-map.h: Update comments.
10486 * objc/Make-lang.in (objc-act.o): Update dependencies.
10488 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10490 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
10491 and soft register for operand 0.
10492 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
10494 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10496 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
10497 register for operand 0.
10498 ("bitcmpqi_z_used"): Allow memory for operand 0.
10499 (split "bitcmpqi"): New split to handle address reg as operand 1.
10501 2001-08-04 Andreas Jaeger <aj@suse.de>
10503 * gcse.c: Revert Daniel's last patch.
10505 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10507 * sparc-protos.h: Add prototypes for fp_zero_operand and
10509 * sh-protos.h: Add prototype for fpul_operand.
10511 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10513 * doc/extend.texi (Other Builtins): Fix typo in last change.
10515 2001-08-03 Richard Henderson <rth@redhat.com>
10517 * target.h (gcc_target): Add asm_out.named_section,
10518 section_type_flags, have_named_sections.
10519 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
10520 (TARGET_HAVE_NAMED_SECTIONS): New.
10521 (TARGET_SECTION_TYPE_FLAGS): New.
10523 * Makefile.in (toplev.o): Depend on TARGET_H.
10524 (varasm.o, dbxout.o): Likewise.
10525 * c-common.c (decl_attributes): Check targetm.have_named_sections
10526 instead of ifdef ASM_OUTPUT_SECTION_NAME.
10527 * dbxout.c (dbxout_function_decl): Likewise.
10528 (dbxout_function_end): Likewise.
10529 * toplev.c (compile_file): Likewise.
10530 * varasm.c (exception_section): Likewise.
10531 * cp/decl2.c (finish_objects): Likewise.
10533 * defaults.h (EH_FRAME_SECTION): Remove.
10534 (EH_FRAME_SECTION_ASM_OP): Remove.
10535 (EH_FRAME_SECTION_NAME): New.
10536 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
10537 (UNIQUE_SECTION_P): Remove.
10538 * dwarf2out.c (SECTION_FORMAT): Remove.
10539 (ASM_OUTPUT_SECTION): Remove.
10540 (output_call_frame_info): Use named_section_flags.
10541 (output_comp_unit, dwarf2out_start_source_file): Likewise.
10542 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
10543 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
10544 * varasm.c (in_eh_frame, eh_frame_section): Remove.
10545 (named_section_flags): New.
10546 (named_section): Use it and targetm.section_type_flags.
10547 (resolve_unique_section): New.
10548 (assemble_start_function): Use it.
10549 (asm_emit_uninitialised, assemble_variable): Likewise.
10550 (default_section_type_flags): New.
10551 (default_no_named_section, default_elf_asm_named_section): New.
10552 (default_coff_asm_named_section, default_pe_asm_named_section): New.
10553 * output.h: Update varasm.c decls.
10554 (SECTION_*): New flags.
10556 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
10557 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
10559 * config/elfos.h (UNIQUE_SECTION_P): Remove.
10560 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
10561 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
10562 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10563 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
10564 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
10565 * config/mips/elf.h, config/mips/elf64.h: Likewise.
10566 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
10567 * config/pa/pa64-hpux.h,
10569 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
10570 (TARGET_ASM_NAMED_SECTION): New.
10571 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
10572 * config/alpha/vms.h, config/arm/coff.h: Likewise.
10573 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
10574 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
10575 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
10576 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
10577 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
10578 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
10579 * config/i386/sco5.h, config/i386/win32.h: Likewise.
10580 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
10581 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
10582 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
10583 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
10584 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
10585 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
10586 * config/sparc/sysv4.h: Likewise.
10588 * config/nextstep.h: Error until named sections implemented.
10590 * config/a29k/a29k.c (a29k_asm_named_section): New.
10591 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
10592 (vms_section_type_flags, vms_asm_named_section): New.
10593 * config/arm/arm.c (arm_elf_asm_named_section): New.
10594 * config/avr/avr.c (asm_output_section_name): Remove.
10595 * config/avr/avr-protos.h: Update.
10596 * config/c4x/c4x.c (c4x_asm_named_section): New.
10597 * config/h8300/h8300.c (h8300_asm_named_section): New.
10598 * config/i386/i386.c (sco_asm_named_section): New.
10599 * config/i386/winnt.c (SECTION_PE_SHARED): New.
10600 (i386_pe_section_type_flags): New.
10601 (i386_pe_asm_named_section): New.
10602 * config/i386/i386-protos.h: Update.
10603 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
10604 * config/mcore/mcore.c (mcore_asm_named_section): New.
10605 * config/mips/mips.c (iris6_asm_named_section): New.
10606 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
10607 instead of UNIQUE_SECTION_P.
10608 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
10609 (xcoff_asm_named_section): New.
10610 * config/sh/sh.c (sh_asm_named_section): New.
10611 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
10613 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
10614 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
10615 (EH_FRAME_SECTION_NAME): New.
10616 (EXCEPTION_SECTION): New.
10617 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
10618 (DEBUG_*_SECTION): Remove.
10619 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
10620 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
10621 (EH_FRAME_SECTION_ASM_OP): Remove.
10623 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
10624 (ASM_OUTPUT_SECTION_NAME): Remove.
10625 (TARGET_ASM_NAMED_SECTION): New.
10626 (TARGET_HAVE_NAMED_SECTIONS): New.
10627 (TARGET_SECTION_TYPE_FLAGS): New.
10628 (EH_FRAME_SECTION_ASM_OP): Remove.
10629 (EH_FRAME_SECTION_NAME): New.
10631 2001-08-03 Zack Weinberg <zackw@stanford.edu>
10633 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
10634 for complex expressions when cfun == 0.
10635 * doc/extend.texi: Document that __builtin_constant_p can be
10636 used in data initializers as well as functions.
10638 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
10640 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
10641 variable I locally, instead of expecting a declaration in the
10644 2001-08-03 Richard Henderson <rth@redhat.com>
10646 * except.c (collect_one_action_chain): Add an explicit cleanup
10647 action if regions surrounding a catch were encoded entirely
10648 within the call-site entry.
10650 2001-08-03 Richard Henderson <rth@redhat.com>
10652 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
10653 don't take REGNO of a non-register.
10655 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10657 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
10658 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
10659 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
10660 (__gthread_mutex_init_function): New function for mutex initialization.
10662 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10664 * Makefile.in: Revert screwed up commit.
10666 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10668 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
10669 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
10670 merged by linker script to get a final _exit().
10671 (__do_global_dtors): New for destructor handling in specific exit
10673 (__do_global_ctors): New for constructors in specific install section.
10674 (__map_data_section): Map data sections before running constructors.
10675 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
10676 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
10677 (DTORS_SECTION_ASM_OP): Likewise.
10678 (CTORS_SECTION_FUNCTION): Define to force a reference to
10680 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
10682 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10684 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
10686 * Makefile.in: Add df.h to gcse.c dependencies.
10688 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10690 * varasm.c (output_constant_def_contents): Use for the length of a
10691 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
10692 depending on which is larger.
10694 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
10696 * gcse.c: Include df.h for use as a dataflow analyzer.
10698 Declaration of reg_set_info: gone.
10699 New df_analyzer variable used by store motion.
10700 (reg_set_info): Deleted.
10701 (mark_mem_regs): New function, analyze regs used by a mem.
10702 (store_ops_ok): Use dataflow analyzer results to determine if
10703 necessary regs are changed in the block.
10704 (find_moveable_store): Remove check for symbol ref, we can handle
10705 much more complex expressions now.
10706 (compute_store_table): Remove most of the code, it's unnecessary
10707 now that the dataflow analyzer records the info for us.
10708 (store_killed_after): Add parameter to say whether to do the
10709 store_ops_okay test, used to speed up testing when we already know
10710 the answer, and just want to know if the store itself was killed.
10711 (build_store_vector): Largely rewritten to calculate the various
10712 vectors properly, and somewhat optimized.
10713 (store_motion): Init the df_analyzer, get REG_DEF chains.
10714 Also handle trapping expressions (since mems almost always trap)
10715 (simple_mem): Redefine what a simple mem is.
10717 2001-08-03 DJ Delorie <dj@redhat.com>
10719 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
10720 set from a constant part of the condition.
10722 2001-08-01 Andrew Cagney <ac131313@redhat.com>
10724 * mkdeps.c (deps_add_default_target): Make local variable
10725 ``start'' a const char pointer.
10726 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
10728 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10730 * doc/install.texi (Configuration): Fix markup.
10731 (Specific, i?86-*-udk): Likewise.
10732 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
10734 Document --enable-threads and --enable-libgcj status.
10735 (Specific, mips-sgi-irix*): Canonicalize triples.
10736 (Specific, mips-sgi-irix5): Warn about problems with this config.
10737 Mention required GNU as patch.
10738 Native assembler problems are fixed.
10739 (Specific, mips-sgi-irix6): Update O32 ABI support status.
10740 Document --enable-threads and --enable-libgcj status.
10742 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10744 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
10747 2001-08-03 Richard Henderson <rth@redhat.com>
10749 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
10752 2001-08-03 Richard Henderson <rth@redhat.com>
10754 * rtlanal.c (find_first_parameter_load): Stop if we
10755 reach a CODE_LABEL at BOUNDARY.
10757 2001-08-03 Richard Henderson <rth@redhat.com>
10759 * config/alpha/alpha.md (force_movdi): New insn.
10760 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
10761 Tweek FRP marking of VMS prologue insns.
10762 * config/alpha/vms.h (EPILOGUE_USES): New.
10764 2001-08-02 Richard Henderson <rth@redhat.com>
10766 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
10768 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10770 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
10771 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
10772 config/convex/convex.h, config/d30v/d30v.c,
10773 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10774 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
10775 config/mips/mips.h, config/mn10200/mn10200.h,
10776 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
10777 config/v850/v850.h, config/vax/openbsd.h,
10778 config/vax/openbsd1.h, config/vax/ultrix.h,
10779 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
10780 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
10781 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
10782 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
10783 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
10784 in comments and documentation.
10786 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10790 * Makefile.in (line-map.o): New.
10791 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
10792 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
10793 * cpperror.c (print_containing_files): Similarly.
10794 (print_location): Update. Don't output a space before _Pragma.
10795 * cppfiles.c (stack_include_file): Set to line 1 immediately.
10796 (stack_include_filee, cpp_make_system_header): Update.
10797 (_cpp_execute_include): Get logical line number right for calling
10798 as-yet-unterminated #include.
10799 * cpphash.h (struct cpp_reader): Add line_maps.
10800 (_cpp_do_file_change): Update.
10801 * cppinit.c (cpp_create_reader): Initialize line maps.
10802 (cpp_destroy): Destroy line maps.
10803 (cpp_start_read): Get logical line number right.
10804 * cpplex.c (parse_string): Only warn once for multi-line strings.
10805 Use boolean variable for null warning.
10806 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
10808 (do_include_common): End the directive early.
10809 (do_line): Don't warn about out-of-range lines in preprocessed
10810 source. Update. Remove unused variables.
10811 (_cpp_do_file_change): Update for new line mapping.
10812 (pragma_cb): New typedef.
10813 (cpp_register_pragma): Stop looking ahead before calling the
10815 (do_pragma_system_header): End directive early.
10816 (cpp_get_line_maps): New.
10817 (cpp_pop_buffer): Fudge logical line. Update.
10818 * cpplib.h: Include line-map.h
10819 (enum cpp_fc_reason): Remove.
10820 (struct cpp_file_change): Update.
10821 (cpp_get_line_maps): New.
10822 * cppmain.c (struct_printer): New member map.
10823 (cb_file_change): Update for new mappings.
10824 * fix-header.c (cb_file_change): Similarly.
10826 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10828 * Makefile.in (libgcc.mk): Define mkinstalldirs.
10829 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
10831 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
10833 * config/vax/vax.c: include expr.h.
10835 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
10837 * Makefile.in ($(srcdir)/configure): Only rebuild in
10839 ($(srcdir)/config.in): Only define in maintainer mode.
10840 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
10842 2001-08-02 David Edelsohn <edelsohn@gnu.org>
10844 * doc/install.texi (Install GCC: Binaries): Update Bull info.
10846 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10848 * gcc.c (set_collect_gcc_options): New function, split out from
10850 Ignore elided switches.
10851 (do_spec_1): Invoke before executing command.
10852 (set_input): Export.
10853 Move declaration ...
10854 * gcc.h (set_input): ... here.
10855 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
10858 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
10861 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
10863 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
10865 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
10867 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
10868 for the unnamed instructions it expands to.
10870 2001-08-02 Richard Henderson <rth@redhat.com>
10872 * regclass.c (call_really_used_regs): Conditionally define.
10873 (init_reg_sets_1): Don't use it if not defined.
10874 (fix_register): Similarly, don't set it.
10876 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10878 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
10879 Correct comment that had been missed in the previous change.
10881 2001-08-01 Stan Shebs <shebs@apple.com>
10883 * config/darwin.c (machopic_stub_name): Try matching by name.
10884 (update_stubs): New function.
10885 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
10888 2001-08-01 Richard Henderson <rth@redhat.com>
10890 * except.c (output_function_exception_table): Use assemble_align.
10891 * varasm.c (assemble_eh_label): Remove.
10892 (assemble_eh_align, assemble_eh_integer): Remove.
10894 2001-08-01 Robert Lipe <robertl@caldera.com>
10896 * dwarfout.c: Remove reference to README.DWARF.
10898 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
10900 * regclass.c (call_really_used_regs): New array for registers which
10901 are actually used by a call.
10902 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
10904 (fix_register): Set call_really_used too.
10905 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
10906 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
10908 2001-08-01 Richard Henderson <rth@redhat.com>
10910 * read-rtl.c (read_name): Consider \r whitespace.
10912 2001-07-11 Andrew Cagney <ac131313@redhat.com>
10914 * config.gcc: Recognize powerpc-*-netbsd*.
10916 * doc/install.texi (Host/target specific installation notes for
10917 GCC): Mention powerpc-*-netbsd*.
10919 * config/rs6000/netbsd.h: New file.
10920 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
10921 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
10922 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
10923 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
10924 (TARGET_VERSION): Redefine.
10926 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
10927 mcall-netbsd as a match for mcall-sysv.
10928 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
10929 (ncrti.S, ncrtn.S): New targets.
10930 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
10932 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
10933 "netbsd' as a V4 ABI.
10934 (ASM_SPEC): Check for -mcall-netbsd.
10935 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
10936 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
10937 (LIB_SPEC, ENDFILE_SPEC): Ditto.
10938 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
10939 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
10940 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
10941 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
10943 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
10944 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
10946 2001-08-01 Mark Kettenis <kettenis@gnu.org>
10948 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
10949 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
10950 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
10951 including "unwind-pe.h".
10953 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10955 * rs6000.md (define_splits): Kill unused constraints.
10957 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
10958 Jan Hubicka <jh@suse.cz>
10960 * function.c (thread_prologue_and_epilogue_insns): Kill code
10961 dealing with non-existent CFG.
10963 2001-08-01 Kazu Hirata <kazu@hxi.com>
10965 * alias.c: Fix comment formatting.
10966 * bitmap.c: Likewise.
10967 * builtins.c: Likewise.
10968 * calls.c: Likewise.
10969 * c-common.c: Likewise.
10970 * c-decl.c: Likewise.
10971 * c-dump.c: Likewise.
10972 * c-lex.c: Likewise.
10973 * collect2.c: Likewise.
10974 * combine.c: Likewise.
10975 * conflict.c: Likewise.
10976 * cppfiles.c: Likewise.
10977 * cppinit.c: Likewise.
10978 * cpplex.c: Likewise.
10979 * cpplib.c: Likewise.
10980 * cppmacro.c: Likewise.
10981 * cppspec.c: Likewise.
10982 * c-pragma.c: Likewise.
10983 * crtstuff.c: Likewise.
10985 * cselib.c: Likewise.
10986 * c-semantics.c: Likewise.
10987 * c-typeck.c: Likewise.
10989 2001-08-01 H.J. Lu <hjl@gnu.org>
10991 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
10993 2001-08-01 H.J. Lu <hjl@gnu.org>
10995 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
10997 2001-08-01 Ziemowit Laski <zlaski@apple.com>
10999 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
11000 contextualizing Objective-C class name lookup by the lexer.
11001 (typespec_reserved_nonattr): Disable ObjC class name lookup after
11003 (protocoldef): Add support for forward @protocol declarations.
11004 (yylexname): Suppress ObjC class name lookup in certain contexts;
11005 re-enable after lookup is complete.
11006 (_yylex): Re-enable ObjC class name lookup when certain
11007 punctuation marks are seen.
11009 * objc/objc-act.c (check_protocol_recursively): New function used
11010 for finding circular dependencies in protocols.
11011 (objc_declare_protocols): New function for handling forward
11012 @protocol declarations.
11013 (receiver_is_class_object): Detect the case when 'self' is used
11014 inside of a class method.
11015 (build_message_expr): Issue a warning if class method is desired
11016 but instance method is found instead.
11017 (conforms_to_protocol): Streamline.
11018 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
11019 protocol Foo, even if 'Bar foo' does not.
11020 (check_protocols): Streamline.
11021 (start_protocol): Add checks for circular and duplicate protocol
11023 (encode_aggregate_within): For typedefs of structs, encode the
11025 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
11026 (objc_declare_protocols): New prototype.
11028 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11030 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
11031 * cpplex.c (handle_newline): Update prototype. Maintain logical
11033 (skip_escaped_newlines, skip_block_comment, parse_string):
11034 Update accordingly.
11035 (_cpp_lex_token): Update, and store token position within the token.
11036 * cpplib.h (struct cpp_token): Add line and column entries.
11037 * cppmacro.c (replace_args): Position stringified tokens correctly.
11039 2001-08-01 Andreas Jaeger <aj@suse.de>
11041 * basic-block.h: Add prototype for last_loop_beg_note.
11043 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
11045 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
11046 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
11048 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
11049 while handling WITH_CLEANUP_EXPR node. Use second operand calling
11050 expand_decl_cleanup.
11051 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
11053 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
11054 operand while calling simple_cst_equal.
11055 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
11056 operand is the cleanup expression, the third is the RTL_EXPR.
11057 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
11059 2001-07-31 Jeff Sturm <jsturm@one-point.com>
11061 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
11063 2001-07-31 matthew green <mrg@eterna.com.au>
11065 * config.gcc (i386-*-netbsdelf): New description.
11066 * config/i386/netbsd-elf.h: New file.
11068 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
11070 * loop.c (check_dbra_loop): Use single_set to compute
11073 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
11075 PowerPC reorg and support for powerpc64-*-linux*.
11077 Also fixes emitting of constants on 32 bit and 64 bit
11080 * config.gcc: powerpc64-*-linux* is a new target.
11081 Things that needed aix.h now also include xcoff.h
11083 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
11085 Move AIX specific stuff into aix.h.
11086 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
11087 with more than just XCOFF now.
11088 (SET_ASM_OP): Remove, now defined where needed.
11089 (FUNCTION_PROLOGUE): New macro definition.
11090 (FUNCTION_EPILOGUE): New macro definition.
11091 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
11093 * config/rs6000/xcoff.h: New file.
11095 * config/rs6000/linux64.h: New file.
11097 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
11099 2001-07-31 Alan Modra <amodra@bigpond.net.au>
11101 * rs6000.c (print_operand_address): Handle ELF syntax.
11102 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
11103 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
11104 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
11106 2001-07-31 David Edelsohn <edelsohn@gnu.org>
11108 * rs6000.c (rs6000_override_options): Only disable
11109 flag_function_sections for XCOFF.
11110 (exact_log2_cint_operand): New predicate.
11111 (reg_or_{add,sub}_cint64_operand): New predicates.
11112 (add_operand): Compare CONST_INT with fewer function calls.
11113 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
11114 (print_operand, case 'p'): Ensure positive operand.
11115 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
11116 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
11117 (PREDICATE_CODES): Add new predicates.
11118 * rs6000.md (addsi3): Split 32-bit constants more correctly.
11119 (divsi3, modsi3): Ensure positive power-of-2.
11120 (adddi3): Use new predicate. Split 32-bit constants more
11121 correctly. Re-arrange splitter to handle any constant.
11122 (subdi3): Use new predicate.
11123 (divdi3, moddi3): Ensure positive power-of-2.
11124 (movdi): Use rs6000_emit_set_const.
11125 (load_toc_v4_pic_di): Delete.
11127 2001-07-31 Graham Stott <grahams@redhat.com>
11129 * function.c (pad_below): Revert 2001-07-26 patch.
11131 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11133 * reg-stack (convert_regs_1): Fix best edge condition.
11135 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11137 * jump.c (duplicate_loop_exit_test): Better test for jumps
11138 entering the loop; create loop pre_header.
11140 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
11142 * doc/install.texi: Add s390 and s390x as new targets.
11143 * doc/invoke.texi: Add documentation of S/390 and zSeries
11145 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
11147 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11149 * config/m68k/m68k.md: Replace all general_operand with
11150 nonimmediate_operand for all destinations.
11151 * config/m68k/m68k.c (not_sp_operand): Likewise.
11153 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
11155 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
11157 2001-07-30 Richard Henderson <rth@redhat.com>
11159 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
11160 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
11162 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11164 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
11165 Add missing doc strings
11166 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
11167 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
11169 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
11171 * i386.c (ix86_output_main_function_alignment_hack): New function.
11172 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
11174 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
11175 edges by EDGE_DFS_BACK flag.
11176 (dump_edge_info): Add dfs_back flag.
11177 * basic-block.h (EDGE_DFS_BACK): New constant.
11178 (mark_dfs_back_edges): Declare.
11179 * alias.c (loop_p): Remove.
11180 (mark_constant_function): Use mark_dfs_back_edges.
11182 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
11183 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
11184 (compensate_edge): Break out from ...
11185 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
11186 (convert_regs_2): Set block_done once block is really done;
11187 Do updating of the predecessors counts.
11189 * toplev.c (rest_of_compilation): Recompute block_for_insn
11190 before post-reload cfg_cleanup.
11191 * function.c (thread_prologue_epilogue_insns):
11192 Call set_block_for_new_insns when emitting prologue directly.
11194 2001-07-30 Andreas Jaeger <aj@suse.de>
11196 * jump.c: Add prototype for mark_modified_reg.
11198 * cse.c (set_live_p): Add unused attribute.
11200 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
11202 (scan_for_source_files): Use long for count to avoid overflow.
11203 (output_data): Likewise.
11204 (output_data): Don't use string concatatenation to silence gcc
11207 * predict.c: Fix typos and grammar.
11209 * gcse.c (insert_insn_end_bb): Remove unused variables.
11211 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
11213 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
11214 (attempt_auto_inc): LIkewise.
11215 (mark_used_reg): Likewise.
11216 (try_pre_increment_1): Likewise.
11217 * regclass.c (regclass): Likewise.
11218 * global.c (allocno_compare): Update comment; change scaling factor.
11219 * local-alloc.c (QTY_CMP_PRI): Likewise.
11220 * regs.h (REG_FREQ_FROM_BB): New.
11221 (REG_FREQ_MAX): Likewise.
11223 2001-07-30 H.J. Lu <hjl@gnu.org>
11225 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
11228 2001-07-30 H.J. Lu (hjl@gnu.org)
11230 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
11231 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11232 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
11234 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
11236 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
11237 as -mthumb-interwork when -mcpu=arm7 is specified.
11239 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
11241 * predict.def (noreturn, loop branch, loop exit): Mark as first
11244 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
11246 * combine.c (try_combine): Avoid barrier after noop jumps.
11248 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11250 * cpphash.h (struct cpp_reader): Remove import_warning.
11251 * cpplib.c (skip_rest_of_line): Don't bother turning off
11253 (parse_include): Move include handling to...
11254 (do_include_common): ... here. Move import warning from...
11255 (do_import): ... here.
11256 (do_pragma_poison): Don't do a callback for poison identifiers.
11257 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
11258 * cppmain.c (setup_callbacks): Similarly.
11260 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
11262 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
11263 handle multiple sets.
11264 * except.c (sjlj_mark_call_sites): .... here.
11265 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
11267 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
11269 Suggested by Richard Henderson and Richard Kenner:
11270 * combine.c (recog_for_combine): Use the fake recog
11271 only if instruction does not match.
11272 * rtl.h (NOOP_MOVE_INSN_CODE): New.
11273 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
11275 * combine.c (try_combine): Discover noop jump as direct jump.
11277 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
11279 * df.c (df_rd_global_compute): Add successors to worklist, not
11281 (df_ru_global_compute): Ditto.
11283 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
11285 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
11286 increment REG_N_SETS.
11288 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
11290 * sbitmap.h: New prototype for sbitmap_a_xor_b.
11292 * sbitmap.c (sbitmap_a_xor_b): New function.
11293 ifdef the basic block stuff on IN_GCC.
11295 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11297 * cppexp.c (parse_defined): Always record the macro name.
11298 (lex): Don't worry about identifiers, or special-case
11300 (_cpp_parse_expr): Figure out at the end of the routine
11301 whether we saw a valid !defined() expression.
11302 * cppfiles.c (stack_include_file): Update for mi_valid.
11303 (_cpp_pop_file_buffer): Similarly.
11304 * cpplex.c (_cpp_lex_token): Similarly.
11305 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
11306 mi_if_not_defined, mi_lexed): Remove.
11308 * cpplib.c (do_if): Simplify.
11309 (do_endif, push_conditional, _cpp_handle_directive): Update
11310 for renaming of mi_state to mi_valid.
11312 * cpp.texi: Add index entries for digraphs, and add comment
11313 that C++ refers to them as alternative tokens.
11315 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
11317 * basic-block.h (CLEANUP_PRE_LOOP): New.
11318 * except.c (finish_eh_generation): Update call of cleanup_cfg.
11319 * sibcall.c (optimize_sibling_calls): Likewise.
11320 * toplev.c (rest_of_compilation): Likewise.
11321 * flow.c (try_forward_edges): Take argument MODE;
11322 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
11323 (try_optimize_cfg): Update call of try_forward_edges.
11325 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11326 Jan Hubicka <jh@suse.cz>
11328 * (validate_replace_rtx_1): Fix simplification of MINUS.
11330 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
11332 PR preprocessor/3669
11333 * cppinit.c (init_dependency_output): Turn off dump requests
11334 if sending dependencies to stdout.
11336 2001-07-28 Richard Henderson <rth@redhat.com>
11338 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
11341 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
11343 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
11345 2001-07-28 Kazu Hirata <kazu@hxi.com>
11347 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
11348 is VAR_DECL first to prevent an ICE.
11350 2001-07-28 Richard Henderson <rth@redhat.com>
11352 * varasm.c (immed_real_const_1): Don't elide special cases for
11354 (clear_const_double_mem): Clear const_tiny_rtx too.
11356 2001-07-28 Richard Henderson <rth@redhat.com>
11358 * dwarf2out.c (dw_val_class_offset): New.
11359 (struct dw_ranges_struct, dw_ranges_ref): New.
11360 (ranges_table, ranges_table_allocated): New.
11361 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
11362 (add_AT_offset, add_ranges, output_ranges): New.
11363 (print_die, output_die): Handle dw_val_class_offset.
11364 (attr_checksum, size_of_die, value_format): Likewise.
11365 (gen_lexical_block_die): Handle non-contiguous blocks.
11366 (gen_block_die): Likewise.
11367 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
11368 if needed. Dump the ranges table.
11369 * final.c (final_start_function): Remove unnecessary notes and
11370 rebuild the block tree before numbering the blocks.
11371 * function.c (reorder_blocks_0): Walk the existing block tree
11372 to unmark all blocks.
11373 (reorder_blocks_1): Create block fragments when duplicate block
11375 (reorder_fix_fragments): New.
11376 (reorder_blocks): Call it.
11377 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
11379 2001-07-28 Richard Henderson <rth@redhat.com>
11381 * emit-rtl.c (adjust_address): Make a copy of the memory address.
11383 2001-07-28 Richard Henderson <rth@redhat.com>
11385 * flow.c (add_to_mem_set_list): New function.
11386 (init_propagate_block_info): Use it.
11387 (mark_set_1): Likewise.
11388 (insn_dead_p): Canonicalize memory address for dead store
11389 comparison. Allow wider mode stores to kill narrower mode stores.
11390 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
11391 (invalidate_mems_from_set): Don't handle MEMs.
11393 2001-07-28 Kazu Hirata <kazu@hxi.com>
11395 * config/h8300/h8300.h: Fix formatting.
11397 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11399 * basic-block.h (EDGE_FREQUENCY): New macro.
11400 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
11402 * flow.c (find_sub_basic_blocks): Likewise.
11403 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
11404 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
11406 * predict.c (DEF_PREDICTOR): New argument FLAGS.
11407 (HITRATE): New macro.
11408 (PRED_FLAG_FIRST_MATCH): New constant.
11409 (predictor_info): New field flgags.
11410 (combine_predictions_for_insn): Use DS theory to combine
11411 probabilities; set the edge probabilities when finished.
11412 (estimate_probability): Avoid duplicated matches
11413 of LOOP_BRANCH heuristics for nested loops; update comment.
11414 * predict.def: Add flags for each prediction, set probabilities
11415 according to B&L paper.
11416 * predict.h (DEF_PREDICTOR): New argument FLAGS.
11418 * profile.c (compute_branch_probabilities): Cleanup way the edge
11419 probabilities are computed and REG_BR_PROB notes are dropped; if
11420 values does not match, emit error.
11421 (init_branch_prob): Do error instead of warning when profile driven
11422 feedback is missing or corrupt.
11424 2001-07-27 DJ Delorie <dj@redhat.com>
11426 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
11427 against a constant, try to adjust the compare to have the desired
11428 constant in it so that min/max optimizations happen more often.
11430 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11432 * flow.c (last_loop_beg_note): New function.
11433 (redirect_edge_and_branch): Use it.
11434 (split_edge): Likewise.
11436 * alias.c (loop_p): Avoid uninitialized memory access.
11438 * flow.c (try_forward_edges): Avoid accessing freed memory.
11440 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
11443 2001-07-26 Andrew Haley <aph@redhat.com>
11444 Joern Rennecke <amylaar@redhat.com>
11446 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
11447 (SUBTARGET_CPP_ENDIAN_SPEC): New.
11448 (SUBTARGET_CPP_SPEC): New.
11449 (CPP_SPEC): Remove.
11450 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
11451 (SUBTARGET_CPP_PTR_SPEC): New.
11452 (CPP_DEFAULT_CPU_SPEC): New.
11453 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
11454 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11455 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
11456 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11457 (SUBTARGET_CPP_SPEC): Define as an empty string.
11459 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11461 * doc/install.texi (Configuration): Properly link the host
11462 specific instructions also when generating HTML.
11464 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
11466 * flow.c (redirect_edge_and_branch_force): Test
11467 target->global_live_at_start.
11469 2001-07-26 Richard Henderson <rth@redhat.com>
11471 * simplify-rtx.c (avoid_constant_pool_reference): Export.
11472 * rtl.h (avoid_constant_pool_reference): Declare it.
11473 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
11474 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
11476 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11478 * rtl.h (cleanup_barriers): Declare.
11479 * jump.c (cleanup_barriers): New function.
11480 * toplev.c (rest_of_compilation): Call cleanup_barriers
11481 before loop optimizer and after bb_reorder.
11483 * flow.c (back_edge_of_syntactic_loop_p): New.
11484 (split_edge): Use it.
11486 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11488 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
11490 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
11492 * cse.c (cse_process_notes): Replace any registers if the address
11495 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
11497 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
11498 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
11499 (propagate_block): Update prototype.
11500 * flow.c (update_life_info): Simplify the CFG and
11501 recalculate the global regs which are alive when
11502 removing dead code during a global update.
11503 (propagate_block): Return non-zero if an INSN is
11506 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11508 * Makefile.in (LIBICONV): Define.
11510 2001-07-26 Catherine Moore <clm@redhat.com>
11512 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
11513 of conditional to avoid tree checking errors.
11515 2001-07-26 Kazu Hirata <kazu@hxi.com>
11517 * regmove.c (regmove_optimize): Don't replace a reg with
11518 another reg of a different mode.
11520 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
11522 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
11523 limit length of dependency flush list.
11524 * params.h (MAX_PENDING_LIST_LENGTH): Define.
11525 * sched-int.h (struct deps): Add pending_flush_length field.
11526 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
11527 has 1 element in it.
11528 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
11529 (sched_analyze): After a jump, if the pending memory flush list is too
11530 large, flush the pending lists.
11531 (init_deps): Initialize pending_flush_length to 0.
11532 * doc/invoke.texi (max_pending_list_length): Document parameter.
11534 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
11536 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
11537 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
11538 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
11540 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11542 * cpphash.h (struct_lexer_state): Delete was_skipping.
11543 Move skipping here from struct cpp_reader.
11544 * cpplex.c (parse_identifier): Update.
11545 (_cpp_lex_token): Don't skip tokens in a directive.
11546 * cpplib.c (struct if_stack): Update.
11547 (start_directive, end_directive): Don't change skipping state.
11548 (_cpp_handle_directive): Update.
11549 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
11550 (do_else, do_endif): Update; only check for excess tokens if not
11551 in a skipped conditional block.
11552 (push_conditional): Update for new struct if_stack.
11554 2001-07-26 Graham Stott <grahams@redhat.com>
11556 * function.c (locate_and_pad_parm): Also pad initial offset
11557 so that the total argument size also includes the padding.
11559 2001-07-26 Graham Stott <grahams@redhat.com>
11561 * gensupport.c (alter_output_for_insn): Correct enable checking failure
11562 change XSTR to XTMPL.
11564 (process_one_cond_exec): Likewise
11566 2001-07-25 Richard Henderson <rth@redhat.com>
11568 * varasm.c (assemble_variable): Create DECL_RTL before setting
11571 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
11573 * predict.c (estimate_probability): Avoid duplicated predictions.
11575 * loop.c (find_and_verify_loops): Grok multiple barriers.
11577 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11579 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
11581 * dbxout.c: Consistently use putc instead of fputc.
11582 (print_wide_int): New function; call instead of direct fprintf.
11583 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
11584 (dbxout_type_fields, dbxout_type_method_1): Likewise.
11585 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
11586 (print_int_cst_octal): Likewise.
11587 (print_octal): Show we wrote characters.
11588 (dbxout_type): Set have_used_extensions in more places.
11590 2001-07-25 Catherine Moore <clm@redhat.com>
11592 * config/v850/v850.c (v850_va_arg): Use addr
11593 instead of valist to build incr.
11595 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
11597 * flow.c (delete_dead_jumptables): New function.
11598 (life_analyzis): Call it.
11599 * bb-reorder.c (skip_insns_after_block): Handle contradictory
11602 2001-07-25 Richard Henderson <rth@redhat.com>
11604 * except.c (reachable_handlers): Handle a region being removed
11605 out from under a RESX.
11607 2001-07-25 Richard Henderson <rth@redhat.com>
11609 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
11610 swap GE/GT if it is an fp comparison.
11612 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
11614 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
11617 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
11619 * ssa.c (rename_insn_1): Do not wrap an assignment to a
11620 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
11623 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
11624 throw an exception.
11625 (visit_expression): When attempting to simplify an expression,
11626 retrieve any modes for arguments before they are simplified
11629 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11630 Janis Johnson <janis@us.ibm.com>
11632 * stmt.c (expand_goto): A nonlocal goto can be a call too.
11633 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
11634 pointer parameters to match documented usage of nonlocal_goto.
11635 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
11636 parameters to their correct order.
11637 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
11638 parameters to their correct order.
11640 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
11642 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
11644 2001-07-25 Jan Hubicka <jh@suse.cz>
11645 Richard Henderson <rth@redhat.com>
11647 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
11649 (make_edges): New argument update_p; populate the edge cache if set.
11650 (find_basic_blocks): Update make_edges invocation.
11652 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11654 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
11656 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11658 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
11659 -Acpu and -Amachine.h.
11660 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
11661 Corrected header to say ELF not a.out.
11662 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
11663 when given -msoft-float.
11665 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11667 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
11668 extra multilib parts like arm-elf.
11669 (i960-*-coff*, i960-*-rtems): Should not use collect2.
11670 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
11671 crtfini.o as extra multilib parts.
11673 2001-07-24 Joel Sherrill <joel@OARcorp.com>
11675 * configure.in: Add rtems as a supported thread model.
11676 * gthr-rtems.h: Add missing entry point __gthread_active_p.
11677 * configure: Rebuilt.
11679 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
11681 * stor-layout.c (get_mode_alignment): make it work when
11682 BITS_PER_UNIT is not a power of two.
11683 * builtins.c (get_pointer_alignment): Likewise.
11685 2001-07-24 Richard Henderson <rth@redhat.com>
11687 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
11688 the retrieved constant into the expected mode.
11690 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11692 * flow.c (try_simplify_condjump): Avoid duplicated edges.
11693 (verify_flow_info): Check for duplicated edges; clarify
11696 * flow.c (block_label): Update basic_block_for_insn.
11697 (commit_edge_insertions): Call compute_bb_for_insn.
11699 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
11702 * flow.c (redirect_edge_and_branch,
11703 try_optimize_cfg): Use redirect_edge_succ_nodup
11704 (redirect_edge_succ_nodup): New.
11705 * basic_block.h (redirect_edge_succ_nodup): Declare.
11707 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
11710 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
11712 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
11713 (try_crossjump_to_edge): Update commetns.
11714 (try_crossjump_bb): Likewise.
11716 2001-07-24 Richard Henderson <rth@redhat.com>
11718 * combine.c (distribute_notes): Move set of need_refresh
11719 for noop_move_p down to catch all cases.
11721 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
11723 * recog.c (split_all_insns_noflow): New.
11724 * rtl.h (split_all_insns_noflow): Declare.
11725 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
11726 * m68hc11.c (m68hc11_reorg): Likewise.
11727 * sh.c (machine_dependent_reorg): Likewise.
11728 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
11731 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11733 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
11734 (ashlsi3_n splitter): Likewise.
11735 (lshrsi3_n splitter): Likewise.
11737 (GOTaddr2picreg): Make const SImode.
11738 (sym_label2reg): Likewise.
11739 (symGOT2reg): Likewise.
11740 (symGOTOFF2reg) Likewise.
11742 (casesi_worker_0): Make unspec SImode.
11744 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
11746 * config/sh/sh.c (barrier_align): Check that an operand really is
11747 an insn before extracting its INSN_CODE.
11749 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
11751 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
11754 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
11755 for SImode to prevent overflow.
11757 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11759 * config/mips/irix6-libc-compat.c: New file.
11760 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
11761 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
11762 passing workaround.
11764 2001-07-24 lars brinkhoff <lars@nocrew.org>
11766 * rtl.texi (REG_POINTER): Document.
11767 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
11768 QFmode, HFmode, TQFmode, QCmode, and HCmode.
11770 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
11772 * flow.c (delete_noop_moves): Do not confuse libcall regions.
11774 2001-07-23 Richard Henderson <rth@redhat.com>
11776 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
11778 2001-07-23 Kazu Hirata <kazu@hxi.com>
11780 * config/h8300/h8300-protos.h: Add a prototype for
11781 general_operand_dst_push.
11782 * config/h8300/h8300.c (general_operand_dst_push): New.
11783 * config/h8300/h8300.h (OK_FOR_T): New.
11784 (EXTRA_CONSTRAINT): Use it.
11785 * config/h8300/h8300.md (movqi_push): Remove and integrate into
11786 the existing movqi pattern.
11787 (movhi_push): Likewise.
11789 * reload.c: Fix comment typos.
11791 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
11793 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
11795 2001-07-23 H.J. Lu (hjl@gnu.org)
11797 * doc/extend.texi: Update __builtin_return_address and
11798 __builtin_frame_address.
11800 2001-07-23 Richard Henderson <rth@redhat.com>
11802 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
11804 * config/i386/i386.md: New setcc+movzbl peephole2.
11806 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11808 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
11809 * objc/objc-act.c: Include debug.h.
11810 (synth_module_prologue): Save and restore debug hooks too.
11812 2001-07-23 lars brinkhoff <lars@nocrew.org>
11814 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
11815 and C4X_FLOAT_FORMAT.
11816 (BOOL_TYPE_SIZE): Document.
11818 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
11820 * unroll.c (loop_iterations): Fix miscalculation of initial
11823 2001-07-13 Andrew Haley <aph@redhat.com>
11825 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
11826 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
11827 * config/sh/sh.c (sh_can_redirect_branch): New function.
11828 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
11829 * reorg.c (steal_delay_list_from_target): Use
11830 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
11832 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
11834 * flow.c (try_simplify_condjump): Unlink insn chain on
11835 fallthru edge; use can_fallthru.
11837 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
11839 * basic-block.h (find_sub_basic_block): Declare.
11840 * flow.c (make_edges): New arguments MIN and MAX;
11841 (find_sub_basic_blocks): Revamp to use make_edges
11842 and purge_dead_edges.
11843 (find_basic_blocks): Update call of find_sub_basic_block.
11845 * recog.c (split_all_insns): Always expect CFG to be consistent;
11846 call find_sub_basic_blocks in case something has changed.
11847 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
11850 * basic-block.h (delete_noop_moves): Declare.
11851 * combine.c (combine_instructions): Call it.
11852 (recog_for_combine): Tolerate noop moves
11853 (distribute_notes): Force refresh when register dies at noop move.
11854 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
11856 (life_analysis): Update delete_noop_moves call.
11857 (set_noop_p): Move too ...
11858 * rtlanal.c (noop_move_p): ... here.
11859 * rtl.h (noop_move_p): Declare.
11861 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
11862 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
11864 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
11865 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
11867 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
11869 * reload.c (push_reload): Fix typo in comment.
11870 (find_reloads_address): Ditto.
11871 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
11873 2001-07-22 Richard Henderson <rth@redhat.com>
11875 * flow.c: Grammar check and clarify a lot of comments.
11876 (try_simplify_condjump): Rename variables to be clearer.
11877 (try_forward_edges): Skip complex and fallthru edges.
11878 Rearrange tests to avoid duplicate checks.
11879 (flow_find_cross_jump): Likewise.
11880 (outgoing_edges_match): Allow match if neither branch has
11881 probability data. Loosen probability match to 5%.
11882 (try_crossjump_to_edge): Hoist repeated indirection into
11884 (try_crossjump_bb): Don't check complex edges. Eliminate
11885 redundant crossjump tests.
11886 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
11887 checks before more expensive checks.
11889 2001-07-22 Richard Henderson <rth@redhat.com>
11891 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
11892 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
11895 2001-07-22 Richard Henderson <rth@redhat.com>
11897 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
11898 (const_sint32_operand): Likewise.
11899 * m68k.md (anon mulsi pattern): Use const_int_operand not
11900 const_sint32_operand.
11901 (umulsi3_highpart): Zero extend a constant input.
11902 (smulsi3_highpart): Don't bother checking SImode constant.
11903 (const_umulsi3_highpart): Give op3 DImode.
11904 (const_smulsi3_highpart): Likewise.
11906 2001-07-22 Richard Henderson <rth@redhat.com>
11908 * flow.c (split_block): Make sure bb_note is included in the
11909 new block when splitting before a label.
11911 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
11913 * basic-block.h (redirect_edge_and_branch_force,
11914 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
11915 * flow.c (redirect_edge_and_branch_force,
11916 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
11917 (redirect_edge_and_branch_force): Fix copying of lifeness information.
11918 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
11919 * ifcvt.c (dead_or_predictable): Take BB as an new destination
11920 instead of label; update CFG after transformation.
11921 (find_if_case_1): Update call, use redirect_edge_and_branch_force
11922 for finishing the transformation; handle even case where ELSE
11923 does not follow THEN.
11924 (find_if_case_2): Update call of dead_or_predictable; simplify
11927 * emit-rtl.c (split_branch_probability): New global variable.
11928 (try_split): Take care to set split_branch_probability and
11929 create REG_BR_PROB note for new jump insns.
11930 * md.texi (define_split): Document new feature.
11932 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
11934 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11936 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
11937 (asm_out_file): Remove redundant declaration.
11938 (assemble_asm): Remove old #if 0 block.
11939 (assemble_variable): Remove end of function; debug output is
11940 now handled with global_decl. Remove old #if 0 block. Update.
11941 Remove saved_in_section and associated no-op code.
11942 * Makefile.in (varasm.o): Correct dependencies.
11944 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
11946 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11947 the definition in defaults.h.
11949 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
11951 * jump.c: Update comments.
11952 (delete_barrier_successors, delete_unreferenced_labels,
11953 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
11954 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
11955 jump_optimize, jump_optimize_minimal): Kill.
11956 (rebuild_jump_labels): Move code from jump_optimize_1.
11957 (purge_line_number_notes): Likewise.
11958 (copy_loop_headers): Likewise.
11959 * reg-stack.c: Update comment.
11960 * stmt.c: Likewise.
11961 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
11962 JUMP_AFTER_REGSCAN): Kill.
11963 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
11964 purge_line_number_notes and copy_loop_headers.
11966 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
11967 Richard Henderson <rth@redhat.com>
11969 * dbxout.c (dbxout_global_decl): New.
11970 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
11971 * sdbout.c (sdbout_finish): New.
11972 (sdbout_debug_hooks): Use it, add comments.
11973 (sdbout_global_decl): Defer initialised public vars to
11975 * varasm.c (assemble_variable): Don't output debug information
11976 for file-scope variables.
11978 2001-07-22 Richard Henderson <rth@redhat.com>
11980 * config/alpha/alpha.c (get_trap_mode_suffix): New.
11981 (get_round_mode_suffix): New.
11982 (print_operand): Use them for [/]. Remove support for [&'`()+].
11983 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
11984 * config/alpha/alpha.md (attr round_suffix): New.
11985 (attr trap_suffix): New.
11986 (all insns): Set them appropriately. Use %/ instead of the
11987 myriad punctuators.
11989 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11991 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
11993 2001-07-22 Richard Henderson <rth@redhat.com>
11995 * regrename.c (regrename_optimize): Compute nregs for each
11996 potential target register.
11998 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
11999 Richard Henderson <rth@redhat.com>
12001 * dbxout.c (dbxout_global_decl): New.
12002 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12003 * sdbout.c (sdbout_finish): New.
12004 (sdbout_debug_hooks): Use it, add comments.
12005 (sdbout_global_decl): Defer initialised public vars to
12007 * varasm.c (assemble_variable): Don't output debug information
12008 for file-scope variables.
12010 2001-07-21 H.J. Lu (hjl@gnu.org)
12012 * config/mips/mips.c (mips_cpu): Moved into ...
12013 (override_options): Here.
12015 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
12017 (mips_cpu): Removed.
12019 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12021 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
12022 ("iorqi3"): Likewise.
12023 ("xorqi3"): Likewise.
12024 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
12025 ("*subhi3_sp): Likewise.
12026 ("*subhi3"): Likewise.
12027 ("extendhisi2"): Accept D, X and Y as source operand to avoid
12030 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
12032 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
12033 * config/freebsd.h: Likewise.
12034 * config/linux.h: Likewise.
12035 * config/openbsd.h: Likewise.
12036 * config/alpha/linux-elf.h: Likewise.
12037 * config/arm/linux-elf.h: Likewise.
12038 * config/d30v/d30v.h: Likewise.
12039 * config/fr30/fr30.h: Likewise.
12040 * config/ia64/aix.h: Likewise.
12041 * config/ia64/ia64.h: Likewise.
12042 * config/mips/linux.h: Likewise.
12043 * config/pj/pj.h: Likewise.
12044 * config/rs6000/linux.h: Likewise.
12045 * config/sparc/linux.h: Likewise.
12046 * config/sparc/linux64.h: Likewise.
12048 2001-07-20 Bruce Korb <bkorb@gnu.org>
12050 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
12051 because getc() and char* may disagree on signedness.
12053 2001-07-20 Richard Henderson <rth@redhat.com>
12055 * doc/rtl.texi (REG_DEAD): Update for current semantics.
12057 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
12058 insns to delete in the presence of cc0 in a jump insn.
12060 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
12061 Jan Hubicka <jh@suse.cz>
12063 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
12064 of doing the change by hand.
12066 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
12068 * rtlanal.c (set_noop_p): Return true for noop jumps.
12070 * expr.c (emit_single_push_insn): Add call to push expander.
12071 * expr.h (optab_index): Add OTI_push
12072 (push_optab): New constant.
12073 * genopinit.c (optabs): Add push_optab.
12074 * optabs.c (init_optab): Init push optab.
12075 * md.texi (push??1): Document
12077 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12079 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
12080 expand to emit the pattern; put a REG_INC note for push/pop
12082 ("movdf", "movdf_internal"): Likewise.
12083 ("movsi", "movsi_internal"): Likewise.
12084 ("movsf", "movsf_internal"): Likewise.
12085 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
12087 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12089 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
12092 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
12094 * params.def: Change default max inline insns to 100.
12096 2001-07-20 Diego Novillo <dnovillo@redhat.com>
12098 * combine.c (combine_simplify_rtx): Generate a new shift operation
12099 when simplifying the first operand of a (neg (ashift)) expression.
12101 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12103 * regclass.c (N_REG_INTS): Use only 32 bits per element.
12105 2001-07-20 Kelley Cook <kelley.cook@home.com>
12107 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
12108 information. Move rest into ...
12109 (*-*-solaris): ... here. Eliminate redundant information and
12110 reword necessary packages section. Delete 4.x assembler bug info.
12111 (sparc-sun-*): Merge into ...
12112 (sparc-sun-sunos*): here.
12114 2001-07-20 Catherine Moore <clm@redhat.com>
12116 * config/v850/v850.md (casesi): Generate LABEL_REF
12119 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
12121 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
12122 * i386.c (ix86_zero_extend_to_Pmode): Make global.
12123 * i386.md (strclrsi expander): Use it.
12125 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12127 * integrate.c (copy_insn_list): handle
12128 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
12129 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
12130 identically as to CODE_LABEL.
12132 * fold-const (fold): Convert A/B/C to A/(B*C) and
12135 * except.c (connect_post_landing_pads): Delete the RESX insns.
12137 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
12139 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
12141 * config/mips/mips.md (nmadd/nmsub): Use macro.
12143 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
12145 * cppinit.c (remove_dup_dir): Make static.
12146 (remove_dup_dirs): Make static. Only warn about preempting a
12147 system directory with a non-system directory.
12149 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12151 * ifcvt.c (noce_try_store_flag_constants): Correct order
12152 of parameters to trunc_int_for_mode.
12154 2001-07-19 Mark Mitchell <mark@codesourcery.com>
12156 * reorg.c (fill_simple_delay_slots): If an instruction might throw
12157 an exception that will be caught within this function, do not fill
12158 its delay slot with any subsequent instruction.
12160 2001-07-19 Steve Ellcey <sje@cup.hp.com>
12162 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
12163 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
12164 pointer extension instruction.
12165 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
12166 * simplify-rtx.c (simplify_unary_operation) Likewise.
12167 * explow.c (convert_memory_address) Check value of
12168 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
12170 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
12171 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
12172 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
12173 Add Multilib Support.
12174 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
12175 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
12176 Add Multilib Support.
12177 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
12179 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
12180 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
12181 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
12183 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
12185 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
12186 old and new operands in `<', `3' and `b'.
12188 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12190 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
12191 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
12192 (toplev.o): Don't depend on xcoffout.h.
12193 * c-decl.c: Include debug.h
12194 (duplicate_decls): Use debug hook.
12195 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
12196 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12197 (dbxout_types): Remove.
12198 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
12199 * debug.c (do_nothing_debug_hooks): Update.
12200 (debug_true_tree, debug_nothing_rtx): New.
12201 * debug.h (struct rtx_def): New.
12202 (struct gcc_debug_hooks): New hooks ignore_block,
12203 outlining_inline_function and label.
12204 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
12205 dwarf2out_frame_finish): New.
12206 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
12207 Make static, update prototype.
12208 (dwarf2_debug_hooks): Update.
12209 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
12210 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
12211 * dwarfout.c (dwarf_debug_hooks): Update.
12212 * emit-rtl.c: Include debug.h.
12213 (remove_unnecessary_notes): Use debug hook.
12214 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
12215 (final_scan_insn): Use debug hook.
12216 * integrate.c (output_inline_function): Use debug hook.
12217 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
12218 (sdb_debug_hooks): Update.
12219 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
12220 * toplev.c: Don't include xcoffout.h.
12221 (note_outlining_of_inline_function, debug_ignore_block): Remove.
12222 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
12224 * tree.h (dwarf2out_do_frame): Remove.
12226 2001-07-19 Catherine Moore <clm@cygnus.com>
12228 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
12230 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12232 * reload1.c (eliminate_regs_in_insn): When updating a set
12233 to the frame pointer to the hardware frame pointer, perform
12234 the update always not just when REPLACE is set.
12236 * reload1.c (choose_reload_regs): Don't inherit a reload
12237 that crosses multiple registers if registers past the first
12238 don't fit in the desired class.
12240 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
12241 when negating constants.
12243 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
12245 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
12246 * doc/tree.texi: Ditto.
12248 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
12249 Jakub Jelinek <jakub@redhat.com>
12251 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
12252 (extract_cie_info): Handle "eh" augmentation properly,
12254 (struct frame_state, __frame_state_for): New.
12256 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12258 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
12259 HANDLE_SYSV_PRAGMA): Define.
12260 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
12262 (copy_object): Caller changed.
12264 2001-07-19 Andreas Schwab <schwab@suse.de>
12266 * configure.in (assembler dwarf2 debug_line support): Define nop
12268 * configure: Regenerated.
12270 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12272 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
12274 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
12275 to conditionally compiled block.
12276 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12277 * dbxout.h (dbxout_function): Remove.
12278 * debug.c (do_nothing_debug_hooks): Update.
12279 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
12280 global_decl, deferred_inline_function.
12281 * dwarf2out.c (dwarf2_debug_hooks): Update.
12282 (dwarf2out_global_decl): New.
12283 * dwarfout.c: Don't include dwarfout.h.
12284 (dwarfout_global_decl, dwarfout_function_decl,
12285 dwarfout_deferred_inline_function): New.
12286 (dwarf_debug_hooks): Update.
12287 * dwarfout.h: Remove.
12288 * final.c: Don't include dwarfout.h.
12289 * sdbout.c (sdbout_global_decl): New.
12290 (sdbout_debug_hooks): Update.
12291 * toplev.c: Don't include dwarfout.h.
12292 (check_global_declarations, rest_of_compilation): Use new debug hooks.
12293 (note_deferral_of_defined_inline_function): Remove.
12294 * toplev.h (note_deferral_of_defined_inline_function): Remove.
12295 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
12296 * ch/lex.c: Don't include dwarfout.h.
12297 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
12298 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
12299 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
12300 * cp/optimize.c: Include debug.h.
12301 (maybe_clone_body): Use debug hook.
12302 * cp/semantics.c: Include debug.h.
12303 (expand_body): Use debug hook.
12304 * po/POTFILES.in: Remove dwarfout.h.
12306 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12308 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
12309 * c-parse.in (yyerror, _yylex): Similarly.
12310 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
12311 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
12313 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
12314 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
12316 2001-07-18 Jeff Sturm <jsturm@one-point.com>
12318 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
12319 in-class declaration at -g1. Fixes c++/2814.
12321 2001-07-18 Richard Henderson <rth@redhat.com>
12323 * doc/md.texi (reload_in/out): Document restrictions in predicates
12324 and constraints for these patterns. Document empty string matching
12327 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12329 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
12331 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12333 * cse.c: Undo my previous patch.
12335 2001-07-18 Tom Tromey <tromey@redhat.com>
12338 * configure: Rebuilt.
12339 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
12341 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
12343 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
12344 Jan Hubicka <jh@suse.cz>
12346 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
12347 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
12348 * jump.c (mark_jump_label): Do not forward branches.
12350 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
12352 * cse.c (delete_trivially_dead_insns): Delete the libcall block
12353 when return value is unused.
12355 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12357 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
12359 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
12361 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
12362 on error. We can't blindly return the result of
12363 pthread_mutex_trylock because it returns a positive number on
12364 error, while we must return -1 on error.
12365 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
12367 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
12369 2001-07-18 Andreas Jaeger <aj@suse.de>
12371 * integrate.c (output_inline_function): Correct type of debug_hooks.
12373 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
12375 * combine.c (combine_simplify_rtx): DIV can be treated
12376 associatively for floats if unsafe math optimisations are enabled.
12378 2001-07-17 Richard Henderson <rth@redhat.com>
12380 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
12382 2001-07-17 Richard Henderson <rth@redhat.com>
12384 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
12385 don't force the function address into a register.
12386 (expand_call, emit_library_call_value_1): Update callers.
12387 * builtins.c (expand_builtin_apply): Likewise.
12388 * expr.h (prepare_call_address): Update decl.
12390 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
12392 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
12394 * config/i386/chorus.h: Move up.
12395 * config/sparc/chorus.h: Likewise.
12396 * config/rs6000/chorus.h: Likewise.
12397 * config/chorus.h: Moved here.
12399 2001-07-17 Andreas Schwab <schwab@suse.de>
12401 * configure.in (assembler eh_frame optimization): Handle big
12403 * configure: Regenerated.
12405 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
12407 * expr.c (epxand_expr): Convert divisions into multiplications by
12408 reciprocals if -ffast-math.
12410 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
12412 * dbxout.c (dbxout_really_begin_function): Rename to
12413 dbxout_begin_function.
12414 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12415 (dbxout_begin_function): Remove.
12416 (dbxout_function): Update.
12417 (dbxout_source_line): Update prototype.
12418 * dbxout.h (dbxout_begin_function): Remove.
12419 * debug.c (do_nothing_debug_hooks): Update.
12420 (debug_nothing_tree): Update.
12421 (debug_nothing_charstar_rtx): Remove.
12422 * debug.h (union tree_node): Declare.
12423 (struct rtx_def): Remove.
12424 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
12425 begin_function. Change source_line prototype.
12426 (debug_nothing_tree): New.
12427 (debug_nothing_charstar_rtx): Delete.
12428 (dwarf2out_begin_prologue): Moved from ...
12429 * tree.h: ... here.
12430 * dwarf2out.c (dwarf2_debug_hooks): Update.
12431 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
12432 debug info, call dwarf2out_source_line.
12433 (dwarf2out_souce_line): Update prototype.
12434 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
12435 Change prototype, make static.
12436 (dwarfout_source_line): Update prototype.
12437 (dwarf_debug_hooks): Update.
12438 * dwarfout.h (dwarfout_begin_function): Remove.
12439 * final.c (final_start_function, final_scan_insn): Use appropriate
12440 debug hooks, update to use notice_source_line.
12441 (output_source_line): Rename notice_source_line. Don't call the
12442 source_line debug hook.
12443 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
12444 make static, update prototype.
12445 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
12447 (sdbout_end_prologue): New.
12448 (sdbout_source_line): Update prototype.
12449 (sdbout_debug_hooks): Update.
12450 (sdbout_symbol): Remove unused var.
12451 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
12453 * varasm.c: Include debug.h.
12454 (assemble_start_function): Use begin_function debug_hook.
12455 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12456 update with prototype.
12457 (xcoffout_source_line): Update prototype.
12458 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12460 (xcoffout_source_line): Update prototype.
12462 2001-07-17 Richard Henderson <rth@redhat.com>
12464 * c-typeck.c (build_binary_op): Do not shorten unsigned
12465 right shift after sign extension.
12467 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
12469 * combine.c (combine_simplify_rtx): Attempt to simplify
12470 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
12472 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
12473 (simplify_binary_operation, simplify_unary_operation,
12474 simplify_relational_operation): Use it.
12476 * combine.c (combine_simplify_rtx): Don't do associative law
12477 on divisions; allow associative law on floats.
12479 2001-07-17 H.J. Lu <hjl@gnu.org>
12480 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12482 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
12483 ASM_OUTPUT_WEAK_ALIAS are defined.
12484 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
12485 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
12487 * config/mips/iris5.h: ... here.
12488 (HANDLE_SYSV_PRAGMA): Defined as 1.
12489 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
12490 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
12493 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
12495 * c-parse.in (all_prefix_attributes): New variable.
12496 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
12497 (maybe_resetattrs): New production.
12498 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
12499 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
12500 notype_initdcl, nested_function, notype_nested_function,
12501 component_decl, components, components_notype,
12502 component_declarator, component_notype_declarator,
12503 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
12504 ivars, mydecl, myparm): Update. Avoid prefix attributes just
12505 after a comma being applied to more than one declarator.
12506 * doc/extend.texi (Attribute Syntax): Update. Remove
12507 documentation of bugs that are no longer present.
12509 2001-07-13 Eric Christopher <echristo@redhat.com>
12511 * config/mips/mips.h: Change TUNE_MIPS* options to use
12513 (EXTRA_SPECS): Add cc1_cpu_spec.
12514 * config/mips/mips.md (muldf3): Fix typo.
12516 2001-07-16 Richard Henderson <rth@redhat.com>
12518 * config/m68k/m68k.c: Include expr.h and reload.h.
12519 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
12520 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
12522 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12523 Richard Henderson <rth@redhat.com>
12525 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
12526 (insn_live_p): Fix fall off end of function.
12527 (dead_libcall_p): Remove COUNTS argument; update callers.
12528 (delete_trivially_dead_insns): Remove unused variables.
12530 2001-07-17 Andreas Jaeger <aj@suse.de>
12532 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
12533 x86-64 pic support.
12535 * lcm.c (optimize_mode_switching): Avoid warning for unused
12536 variable if !NORMAL_MODE.
12538 * flow.c (try_crossjump_to_edge): Remove unused variable.
12540 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12542 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
12543 atexit declaration in stdlib.h.
12545 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
12547 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
12549 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12551 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
12552 * except.c (finish_eh_generation): Update call of cleanup_cfg;
12553 do rebuild_jump_labels instead of jump_optimize
12554 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
12555 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
12556 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
12558 * flow.c: Include timevar.h
12559 (find_basic_block): Push/pop timevar;
12560 (cleanup_cfg): Likewise.
12561 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
12562 * Makefile: Add dependencies on timevar.h
12564 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
12565 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
12567 * rtl.h (delete_trivially_dead_insns): Add new parameter.
12568 * toplev.c (rest_of_compilation): Update calls.
12569 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
12570 (delete_trivially_dead_insns): ... here; accept new argument
12571 preserve_basic_blocks; preserve basic blocks if set.
12573 * reg-stack.c (stack_regs_mentioned): Return 0 if
12574 stack_regs_mentioned_data is not initialized.
12575 (reg_to_stack): Make stack_regs_mentioned survive after the
12576 reg-stack is completted; do not call cleanup_cfg.
12577 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
12578 make cleanup_cfg after bb-reorder to output to debug file.
12580 2001-07-16 Richard Henderson <rth@redhat.com>
12582 * regclass.c (init_reg_sets): Use only 32 bits per initializer
12583 from int_reg_class_contents.
12585 2001-07-16 Richard Henderson <rth@redhat.com>
12587 * hard-reg-set.h (regs_invalidated_by_call): Declare.
12588 * regclass.c (regs_invalidated_by_call): Move from cse.c.
12589 (init_reg_sets_1): Move initialization from cse_main.
12590 * cse.c (regs_invalidated_by_call): Move to regclass.c.
12591 (cse_main): Move its initialization also.
12592 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
12593 * flow.c (propagate_one_insn): Likewise.
12594 * gcse.c (compute_hash_table): Likewise.
12595 (compute_kill_rd, compute_store_table): Likewise.
12596 * sched-deps.c (sched_analyze_1): Likewise.
12598 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
12600 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
12603 2001-07-16 Steve Ellcey <sje@cup.hp.com>
12605 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
12606 in if statement so we don't access undefined memory.
12608 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
12610 * gcse.c: Update comment at top.
12611 Update comment on mem handling.
12612 mem_last_set, mem_first_set, mem_set_in_block: gone.
12613 Declaration of reg_set_info: gone.
12614 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
12615 pointless with load_killed_in_block_p (they are *more*
12616 conservative then it, not less, and less accurate).
12617 (oprs_not_set_p): Ditto.
12618 (alloc_gcse_mem): Don't allocate mem_set_in_block
12619 (free_gcse_mem): Don't free it, either.
12620 (record_last_mem_set_info): Update comment in front, remove
12621 mem_*set_* stuff. Note the reason we don't handle stores directly
12623 (compute_hash_table): Update comments to reflect reality. Remove
12624 mem_*set_* references.
12625 (reset_opr_set_tables): Remove mem_*set_* references.
12626 (mark_call): Ditto.
12627 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
12628 (mark_clobber): Ditto (on both parts, we double set here too).
12629 (expr_killed_p): Remove mem_set_in_block test.
12630 (compute_transp): Remove mem_set_in_block test.
12632 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
12633 of edge, and removal of phi alternative to dump file.
12634 (ssa_ccp_substitute_constants): Add note about register now being
12635 constant, and which uses were replaced in what insns to dump file.
12637 2001-07-16 Andreas Jaeger <aj@suse.de>
12639 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
12640 variables of type HOST_WIDEST_INT.
12642 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
12643 (__bb_exit_func): Correct type of count_max to avoid overflow.
12644 (num_digits): Handle long long argument.
12646 * combine.c (gen_lowpart_for_combine): Remove unused variable.
12648 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12650 * output.h (sdb_begin_function_line): Restore as an extern
12652 * sdbout.c (sdb_begin_function_line): Make extern.
12654 2001-07-15 Richard Henderson <rth@redhat.com>
12656 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
12657 * genrecog.c (maybe_both_true_mode): New.
12658 (maybe_both_true_2): Use it.
12659 (write_switch): Don't put Pmode in a switch.
12660 * rtl.c (mode arrays): Don't explicitly size them.
12662 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12664 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
12665 handling; move unconditional splitting before mode switching.
12667 * i386.md (type): Add fistp type.
12668 (i387, length_attr, scheduling definitions): Handle this type.
12669 (fix_trunc?f?i2): Revamp to use mode switching.
12670 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
12671 * i386.h (fp_cw_mode): New enum
12672 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
12673 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
12675 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12677 * Makefile.in (integrate.o): Add debug.h.
12678 * integrate.c (debug.h): Add.
12679 (output_inline_function): Save, reset, and restore debug_hooks.
12681 2001-07-15 Richard Henderson <rth@redhat.com>
12683 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
12684 instead of COMPARE for the EQUIV expression.
12686 2001-07-15 Richard Henderson <rth@redhat.com>
12688 * flow.c (redirect_edge_and_branch_force): Initialize
12689 global_live_at_start and global_live_at_end.
12690 (allocate_bb_life_data): Export.
12691 * basic-block.h (allocate_bb_life_data): Declare.
12692 * toplev.c (rest_of_compilation): Call it.
12694 2001-07-15 Richard Henderson <rth@redhat.com>
12696 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
12697 (alpha_tablejump_best_label): New.
12698 * config/alpha/alpha-protos.h: Declare them.
12699 * config/alpha/alpha.md: Use braced strings for code blocks.
12700 (tablejump_osf): Break out add with r29.
12701 (tablejump_osf_internal): Remove.
12702 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
12703 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
12705 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
12707 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
12710 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
12712 * i386-protos.h (ix86_split_fp_branch): Update prototype.
12713 (ix86_fp_jump_nontrivial_p): New.
12714 * i386.md (fp_jcc_?): Update call of split_fp_branch;
12715 use ix86_fp_jump_nontrivial_p.
12716 * i386.c (ix86_fp_jump_nontrivial_p): New.
12717 (ix86_split_fp_branch): Accept code instead of rtx.
12718 (ix86_expand_compare): Expand comparison early in case
12719 doing so is resonably cheap.
12721 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
12723 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
12725 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
12726 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
12728 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
12730 * dbxout.c (dbxout_source_line): Make static, update prototype.
12731 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
12732 (dbxout_init, dbxout_finish, dbxout_source_line,
12733 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
12734 * dbxout.h (dbxout_source_line): Delete.
12735 * debug.c (debug_nothing_file, debug_nothing_file_int,
12736 debug_nothing_file_charstar_rtx): New.
12737 (do_nothing_debug_hooks): Update.
12738 (debug_nothing_void, debug_nothing_charstar_rtx,
12739 dwarf2out_end_epilogue): New.
12740 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12741 * debug.h (struct rtx_def): Declare.
12742 (gcc_debug_hooks): New hooks source_line, end_epilogue
12744 (debug_nothing_void, debug_nothing_charstar_rtx,
12745 dwarf2out_end_epilogue): New.
12746 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
12747 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
12748 (dwarf2_debug_hooks): Update.
12749 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
12750 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
12751 * dwarf2out.h (dwarf2out_source_line): Remove.
12752 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
12753 Make static, update prototype.
12754 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
12755 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
12756 (dwarf_debug_hooks): Update.
12757 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
12758 dwarfout_end_function): Remove.
12759 * final.c (profile_function): Use debug hooks for ending functions
12761 (output_source_line, final_end_function): Update prototype,
12763 (final_start_function, final_scan_insn): Update.
12764 * output.h (sdb_begin_function_line): Remove.
12765 (final_end_function): Update prototype.
12766 * sdbout.c (sdb_begin_function_line): Make static.
12767 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
12768 (sdbout_source_line): New.
12769 (sdbout_end_epilogue, sdbout_end_function): Make static, update
12771 (sdb_debug_hooks): Update.
12772 (sdbout_init, sdbout_source_line,
12773 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
12774 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
12775 * toplev.c (compile_file, rest_of_compilation): Update.
12776 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
12777 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
12778 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
12779 Update for prototype changes.
12780 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
12781 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
12783 2001-07-15 Richard Henderson <rth@redhat.com>
12785 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
12786 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
12787 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
12788 * config/alpha/alpha.c: Likewise.
12789 * config/alpha/alpha.md: Likewise.
12790 * config/alpha/alpha32.h: Likewise.
12791 * config/alpha/vms.h: Likewise.
12792 (OPEN_VMS): Remove.
12794 2001-07-14 Richard Henderson <rth@redhat.com>
12796 * config/alpha/alpha.md: Use define_constants for unspec values.
12797 Substitute throughout.
12799 2001-07-14 Tim Josling <tej@melbpc.org.au>
12801 * tree.def (EXPON_EXPR) remove. Never supported anyway.
12803 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
12805 * pa.md: Remove unused constraints from define_split's.
12807 2001-04-14 Richard Henderson <rth@redhat.com>
12809 * ifcvt.c (find_cond_trap): Test for exit block.
12811 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
12813 Re-install recently reverted patch.
12814 * emit-rtl.c (try_split): Update mark_jump_label call.
12815 * flow.c (find_sub_basic_blocks): Likewise.
12816 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12817 jump_back_p): Kill.
12818 (mark_all_labels): Kill second parameter.
12819 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12820 (rebuild_jump_labels, jump_optimize_minimal): Update call
12821 of jump_optimize_1.
12822 (jump_optimize_1): Kill crossjumping code.
12823 (mark_jump_label): Kill cross_jump parameter.
12824 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12825 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12826 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12828 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12830 (dump_file_info): Likewise.
12831 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12832 reorganize passes to do reg-stack first, bb-reorder second.
12833 * invoke.texi (-d letters doc): Remove the jump2 pass.
12835 2001-07-14 Richard Henderson <rth@redhat.com>
12837 * ifcvt.c (find_cond_trap): New.
12838 (find_if_header): Call it.
12839 (merge_if_block): Relax existing jump sanity check.
12840 * jump.c (jump_optimize_1): Remove conditional trap handling.
12842 2001-07-14 Alan Modra <amodra@bigpond.net.au>
12844 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
12846 (insn_refs_are_delayed): Correct comment.
12847 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
12848 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
12849 instead of r31. Make associated insn !TARGET_64BIT, and
12850 provide an additional 64-bit insn that clobbers r2.
12851 (divsi3): Likewise.
12852 (udivsi3): Likewise.
12853 (modsi3): Likewise.
12854 (umodsi3): Likewise.
12856 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
12858 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
12860 * flow.c (redirect_edge_and_branch_force, split_edge,
12861 try_crossjump_to_edge): Use set_block_for_new_insns.
12862 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
12864 2001-07-13 H.J. Lu (hjl@gnu.org)
12866 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
12869 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12871 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
12873 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
12875 * c-common.c (decl_attributes): Take a pointer to the node to
12876 which attributes are to be attached, and a flags argument.
12877 * c-common.h (enum attribute_flags): New.
12878 (decl_attributes): Update prototype.
12879 * c-decl.c (start_decl, push_parm_decl, finish_struct,
12880 finish_enum, start_function): Update calls to decl_attributes.
12881 * c-parse.in (component_declarator, component_notype_declarator,
12882 label): Update calls to decl_attributes.
12884 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
12886 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
12887 * config/avr/avr.c (legitimate_address_p): Return value changed
12888 from letter to register classes. For better debugging.
12890 2001-07-13 Kazu Hirata <kazu@hxi.com>
12892 * jump.c (reversed_comparison_code_parts): Fix comment typos.
12894 2001-07-13 H.J. Lu (hjl@gnu.org)
12896 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
12898 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
12900 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
12901 correctly for shared configurations.
12902 * config/t-libgcc-pic: New.
12903 * config/{i386,m68k,sparc}/t-openbsd: New.
12904 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
12905 Support -shared. Support debugging libraries with -g.
12906 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
12907 frame information does not emit pointer diffs.
12908 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
12909 emit pointer diffs.
12911 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
12913 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
12915 2001-07-13 David Edelsohn <edelsohn@gnu.org>
12917 * combine.c (try_combine): Ensure const_int pow2 is positive.
12919 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
12921 * config.gcc: Add configuration for s/390.
12922 * config/s390/s390.c: New. Subroutines for code generation.
12923 * config/s390/s390.h: New. Definitions for s/390.
12924 * config/s390/s390-protos.h: New. Prototypes.
12925 * config/s390/linux.h: New. Definitions for linux for s/390.
12926 * config/s390/linux64.h: New. Definitions for linux for zSeries.
12927 * config/s390/t-linux: New. Makefile fragment.
12928 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
12929 * config/s390/fixdfdi.h: New. Fix L_fix*di.
12931 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
12933 * emit-rtl.c (try_split): Update mark_jump_label call.
12934 * flow.c (find_sub_basic_blocks): Likewise.
12935 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
12936 jump_back_p): Kill.
12937 (mark_all_labels): Kill second parameter.
12938 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
12939 (rebuild_jump_labels, jump_optimize_minimal): Update call
12940 of jump_optimize_1.
12941 (jump_optimize_1): Kill crossjumping code.
12942 (mark_jump_label): Kill cross_jump parameter.
12943 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
12944 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
12945 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
12947 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
12949 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
12950 reorganize passes to do reg-stack first, bb-reorder second.
12951 * invoke.texi (-d letters doc): Remove the jump2 pass.
12953 2001-07-12 Steve Ellcey <sje@cup.hp.com>
12955 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
12957 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12959 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
12961 (verify_flow_info): Make diagnostics prettier.
12963 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
12965 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
12967 * flow.c (outgoing_edges_match): Return early if condition reversal
12970 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
12972 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
12973 (mips_move_2words): When splitting a move into two instructions,
12974 prefix the second address operand with '%D'.
12976 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
12978 * Makefile.in (final.o): Depend on debug.h.
12979 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
12980 (dbx_debug_hooks): Add new hooks.
12981 (xcoff_debug_hooks): New.
12982 * debug.c (debug_nothing_file_int_int): New.
12983 (do_nothing_debug_hooks): Update.
12984 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
12985 (debug_nothing_file_int_int): New.
12986 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
12987 static, update prototype.
12988 (dwarf2_debug_hooks): Update.
12989 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
12990 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
12991 static, update prototype.
12992 (dwarf_debug_hooks): Update.
12993 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
12994 * final.c: Include debug.h.
12995 (final_scan_insn): Use debug hooks when beginning and ending blocks.
12996 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
12997 static, update prototype.
12998 (sdb_debug_hooks): Update.
12999 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
13000 * toplev.c: Distinguish between xcoff and dbx.
13002 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
13003 Call all debug hooks, not just dwarf ones.
13005 2001-07-11 Timothy Wall <twall@redhat.com>
13007 * config.gcc: Add configuration for AIX5/IA64.
13008 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
13009 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
13010 support prefix/suffix code.
13011 * config/ia64/t-aix: New. Makefile fragment.
13012 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
13014 2001-07-11 Kazu Hirata <kazu@hxi.com>
13016 * recog.c (validate_change): Fix a comment typo.
13018 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
13020 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
13021 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
13023 * dbxout.c (dbx_debug_hooks): Add new hooks.
13024 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
13026 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
13028 * dbxout.h (dbxout_start_new_source_file,
13029 dbxout_resume_previous_source_file): Delete.
13030 * debug.c (do_nothing_debug_hooks): Add new hooks.
13031 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13032 (debug_nothing_int_charstar, debug_nothing_int): New.
13033 * debug.h (gcc_debug_hooks): New hooks define, undef,
13034 start_source_file and end_source_file.
13035 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13036 (debug_nothing_int_charstar, debug_nothing_int): New.
13037 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
13038 the conditionally compiled section.
13039 (dwarf2out_start_source_file, dwarf2out_end_source_file,
13040 dwarf2out_define, dwarf2out_undef): Make static.
13041 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
13042 dwarf2out_define, dwarf2out_undef): Remove.
13043 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
13044 (dwarfout_start_source_file, dwarfout_end_source_file,
13045 dwarfout_define, dwarfout_undef): Make static.
13046 (dwarfout_start_source_file_check,
13047 dwarfout_end_source_file_check): New.
13048 (dwarfout_define, dwarfout_finish): Update.
13049 * dwarfout.h (dwarfout_start_new_source_file,
13050 dwarfout_resume_previous_source_file, dwarfout_define,
13051 dwarfout_undef): Remove.
13052 * sdbout.c (sdb_debug_hooks): Add new hooks.
13053 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
13055 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
13056 make static, take an arg.
13057 * sdbout.h (sdbout_start_new_source_file,
13058 sdbout_resume_previous_source_file): Delete.
13059 * toplev.c (debug_start_source_file, debug_end_source_file,
13060 debug_define, debug_undef): Delete.
13061 * toplev.h (debug_start_source_file, debug_end_source_file,
13062 debug_define, debug_undef): Delete.
13064 * java/jcf-parse.c: Include debug.h.
13065 (parse_class_file): Update to use debug hooks directly.
13066 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
13068 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13070 * alias.c (set_mem_alias_set): New function.
13071 * rtl.h (set_mem_alias_set): Declare it.
13072 * builtins.c (expand_builtin_return_addr): Call it instead of
13073 using MEM_ALIAS_SET accessor.
13074 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
13075 (get_memory_rtx, expand_builtin_va_arg): Likewise.
13076 (expand_builtin_va_copy):Likewise.
13077 * caller-save.c (setup_save_areas): Likewise.
13078 * calls.c (compute_argument_addresses): Likewise.
13079 * explow.c (set_mem_attributes): Likewise.
13080 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
13081 (expand_assignment, store_constructor_field, store_field): Likewise.
13082 (expand_expr_unaligned): Likewise.
13083 * function.c (assign_stack_temp_for_type): Likewise.
13084 (put_reg_into_stack, gen_mem_addressof): Likewise.
13085 * ifcvt.c (noce_try_cmove_arith): Likewise.
13086 * reload1.c (reload, alter_reg): Likewise.
13087 * config/alpha/alpha.c (get_aligned_mem): Likewise.
13088 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
13089 (alpha_expand_unaligned_store): Likewise
13090 (alpha_expand_unaligned_load_words): Likewise.
13091 (alpha_expand_unaligned_store_words): Likewise.
13092 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
13093 (alpha_expand_epilogue): Likewise.
13094 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
13095 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
13096 * config/i386/i386.c (legitimize_pic_address): Likewise.
13097 * config/i960/i960.c (setup_incoming_varargs): Likewise.
13098 * config/ia64/ia64.c (spill_restore_mem): Likewise.
13099 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
13100 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
13101 * config/mips/mips.c (mips_va_arg): Likewise.
13102 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
13103 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
13104 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13105 (setup_incoming_varargs, rs6000_va_arg): Likewise.
13106 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
13107 (rs6000_emit_epilogue): Likewise.
13108 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
13109 * config/sparc/sparc.c (sparc_va_arg): Likewise.
13110 * config/v850/v850.c (v850_va_arg): Likewise.
13112 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
13114 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
13115 when fallthru edge is present.
13116 (mege_blocks): Handle case where creation of jump insn
13119 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
13120 CLEANUP_POST_REGSTACK): New constants.
13121 * except.c (finish_eh_generation): Update call of cleanup_cfg,
13122 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
13123 * output.h (cleanup_cfg): Update prototype.
13124 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
13125 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
13126 cleanup_cfg call; kill missleading comment.
13127 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
13128 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
13129 parameter; control optimizations performed using it.
13130 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
13131 try_crossjump_bb): New functions.
13133 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13135 * pa.c (pa_output_function_prologue): Delete prototype. Make function
13137 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
13138 pa_output_function_prologue.
13139 * pa-protos.h (pa_output_function_prologue): New prototype.
13141 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13143 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
13144 and low to get correct sign extension in low+high test.
13146 2001-07-11 Janis Johnson <janis@us.ibm.com>
13148 * gcov.c (arcdata): Use gcov_type to fix branch percentage
13149 for large hit count.
13151 * profile.c (branch_prob): Fix .bbg info for computed gotos
13154 2001-07-11 Mark Mitchell <mark@codesourcery.com>
13156 * stmt.c (parse_output_constraint): New function, split out
13158 (expand_asm_operands): ... here. Use parse_output_constraint.
13159 * tree.h (parse_output_constraint): Declare it.
13161 2001-07-11 Richard Henderson <rth@redhat.com>
13163 * bitmap.c: Comment some functions; fiddle whitespace.
13164 (bitmap_free): Don't export.
13165 (bitmap_element_allocate): Use memset.
13166 * bitmap.h (bitmap_free): Don't declare.
13168 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
13170 * gcse.c, lcm.c, sched-deps.c:
13171 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
13173 * flow.c (flow_loops_find): Free dom if we found no loops, since
13174 we aren't going to save it.
13176 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
13179 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
13181 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
13183 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13185 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
13186 #ifndef DWARF2_DEBUGGING_INFO.
13188 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13190 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
13192 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13194 * config/mips/mips.c (gen_int_relational): Tell the caller not to
13195 reverse a branch if a NE comparison is implemented with GTU.
13197 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13198 H.J. Lu <hjl@gnu.org>
13200 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
13201 constant addresses.
13202 (call_internal2): Likewise.
13203 (call_value_internal1): Likewise.
13204 (call_value_internal2): Likewise.
13205 (call_value_multiple_internal1): Likewise.
13206 (call_value_multiple_internal2): Likewise.
13208 2001-07-10 Kazu Hirata <kazu@hxi.com>
13210 * calls.c (emit_library_call_value_1): Fix a comment typo.
13211 * dwarf2out.c (mem_loc_descriptor): Likewise.
13212 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
13214 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
13216 * simplify-rtx.c (simplify_subreg): Fix typo in comment
13218 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13220 * recog.c (offsettable_address_p): Handle LO_SUM case.
13221 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
13222 instead of plus_constant.
13224 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13226 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
13227 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
13229 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13231 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
13232 adjust_address_nv instead of plus_constant.
13234 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
13236 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
13237 dwarf2out.o): Depend on debug.h, wrap long lines.
13238 * dbxout.c: Include debug.h.
13239 (dbx_debug_hooks): New.
13240 (dbxout_init): Make static, take just 2 args.
13241 (dbxout_finish): Make static.
13242 * dbxout.h (dbxout_init, dbxout_finish): Delete.
13243 * debug.c: New file.
13244 * debug.h: New file.
13245 * dwarf2out.c: Include debug.h.
13246 (dwarf2_debug_hooks): New.
13247 (dwarf2out_init): Make static.
13248 (dwarf2out_finish): Make static, take 2 args.
13249 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
13250 * dwarfout.c: Include debug.h.
13251 (dwarf_debug_hooks): New.
13252 (dwarfout_init): Make static.
13253 (dwarfout_finish): Make static, take 2 args.
13254 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
13255 * sdbout.c: Include debug.h.
13256 (sdb_debug_hooks): New.
13257 (sdbout_init): Make static, take 2 args.
13258 * sdbout.h (sdbout_init): Delete.
13259 * toplev.c: Include debug.h.
13260 (debug_hooks): New.
13261 (compile_file): Set deubg_hooks based on command line options.
13262 Use the hooks unconditionally rather than conditional compilation.
13264 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
13266 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
13267 first_insn_after_basic_block_note instead.
13269 * df.c (df_bb_refs_unlink): #if 0 out for now.
13271 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
13273 * ssa.h: Add prototype for ssa_const_prop
13274 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
13275 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
13276 (ssa_fast_dce): Remove unused variable
13278 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13280 * diagnostic.c (finish_diagnostic): Rename to
13281 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
13284 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
13286 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
13289 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
13290 (dump_file): Only pad the demangled name with spaces if the
13291 mangled name was padded with spaces.
13293 2001-07-10 Bernd Schmidt <bernds@redhat.com>
13295 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
13298 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13300 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
13301 extraction if no direct load if either EXPAND_CONST_ADDRESS or
13302 EXPAND_INITIALIZER.
13304 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
13305 whether can put offset inside LO_SUM to check mode alignment, not size.
13307 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13309 * doc/tm.texi (Misc): Fix thinko.
13311 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
13313 * regmove.c (replace_in_call_usage): Fix warnings.
13314 * sched-deps.c (add_dependence): Fix warnings.
13315 * simplify-rtx.c (simplify_subreg): Likewise.
13316 Return NULL_RTX instead of NULL.
13318 * reg-stack.c (emit_swap_insn): Eliminate warnings.
13319 (subst_asm_stack_regs): Likewise.
13321 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
13324 * dwarf2out.c (output_call_frame_info): Declare i as int.
13325 (build_abbrev_table): Declare n_alloc as int.
13326 (dwarf2out_finish): Initialize die.
13327 * except.c: Declare sjlj_funcdef_number as unsigned.
13328 (connect_post_landing_pads): Declare j as unsigned.
13329 (convert_to_eh_region_ranges): Initialize call_site.
13330 (output_function_exception_table): Initialize tt_format_size.
13331 * expr.c (move_by_pieces_1): Initialize to1.
13332 (store_constructor): Initialize minelt and maxelt.
13333 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
13334 * function.c (instantiate_decls): Avoid signed/unsigned warning.
13336 * c-decl.c (combine_parm_decls): Unused, remove.
13337 * c-tree.h: Remove prototype for combine_parm_decls.
13339 * reload.c (push_reload): Fix warning.
13340 (regno_clobbered_p): Likewise.
13341 * reload1.c (replace_pseudos_in_call_usage): Likewise.
13342 (reload_combine): Likewise.
13344 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
13345 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
13347 * bitmap.c (bitmap_operation): Change user.
13348 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
13350 2001-07-10 Eric Christopher <echristo@redhat.com>
13352 * config/mips/mips.c (override_options): Fix typo.
13354 2001-07-09 Stan Shebs <shebs@apple.com>
13356 * target.h (struct gcc_target): New fields init_builtins and
13358 * target-def.h (TARGET_INIT_BUILTINS): New macro.
13359 (TARGET_EXPAND_BUILTIN): New macro.
13360 (TARGET_INITIALIZER): Add them.
13361 * builtins.c: Include target.h.
13362 (expand_builtin): Use targetm.expand_builtin.
13363 (default_init_builtins): New function.
13364 (default_expand_builtin): New function.
13365 * expr.h (default_init_builtins): Declare.
13366 (default_expand_builtin): Declare.
13367 * c-common.c (c_common_nodes_and_builtins): Use
13368 targetm.init_builtins.
13369 * defaults.h (MD_INIT_BUILTINS): Remove.
13370 * Makefile.in (builtins.o): Depend on target.h.
13372 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
13373 (TARGET_EXPAND_BUILTIN): Define.
13374 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
13375 (MD_EXPAND_BUILTIN): Remove.
13377 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
13378 (TARGET_EXPAND_BUILTIN): Define.
13379 (c4x_init_builtins): Make endlink arg a local.
13380 (c4x_print_operand): Fix typos in adjust_address usages.
13381 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
13382 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
13383 (MD_EXPAND_BUILTIN): Remove.
13385 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
13386 (TARGET_EXPAND_BUILTIN): Define.
13387 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
13388 (ix86_init_builtins): Call new function only if TARGET_MMX.
13389 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
13390 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
13391 (MD_EXPAND_BUILTIN): Remove.
13393 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
13394 (TARGET_EXPAND_BUILTIN): Define.
13395 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
13396 (MD_EXPAND_BUILTIN): Remove.
13398 * doc/tm.texi: Document these changes.
13400 2001-07-09 Diego Novillo <dnovillo@redhat.com>
13402 * basic-block.h (tree_node): Forward declare if needed.
13403 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
13404 (BLOCK_HEAD_TREE): Define.
13405 (BLOCK_END_TREE): Define.
13406 (struct loops): Rename field 'tree' to 'tree_root'.
13407 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
13409 (flow_loops_tree_build): Rename reference to field 'tree' to
13411 (flow_loops_level_compute): Ditto.
13412 * predict.c (estimate_bb_frequencies): Ditto.
13413 * tree.h (struct tree_common): Add field 'aux'.
13415 2001-07-09 Stan Shebs <shebs@apple.com>
13417 * config/darwin.c (darwin_encode_section_info): Don't mark any
13418 DECL_EXTERNAL node as defined.
13420 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13422 * pa.c (pa_init_machine_status, pa_mark_machine_status,
13423 pa_free_machine_status, hppa_init_pic_save): Delete.
13424 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
13425 (hppa_profile_hook): Use hppa_pic_save_rtx.
13426 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
13427 hppa_init_pic_save): Delete.
13428 (hppa_pic_save_rtx): Declare.
13429 * pa.md (call, call_value, sibcall, sibcall_value,
13430 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
13432 2001-07-09 Kazu Hirata <kazu@hxi.com>
13434 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
13435 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
13437 2001-07-09 Andreas Jaeger <aj@suse.de>
13439 * output.h: Add declaration of final_forward_branch_p.
13441 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
13443 * varray.c: Include errors.h for internal_error and trim_filename
13446 * Makefile.in (varray.o): Add errors.h.
13448 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
13450 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
13451 * optabs.c (have_add2_insn): Check whether the add insn chosen
13452 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
13453 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
13455 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
13457 * Makefile.in (OBJS): Add ssa-ccp.o
13458 (ssa-ccp.o): Add dependencies.
13459 * toplev.c (DFI_ssa_ccp): New dump file enum.
13460 (dump_file): Add entry for dumping after SSA CCP.
13461 (flag_ssa_ccp): New flag variable.
13462 (f_options): Add -fssa-ccp.
13463 (rest_of_compilation): Run SSA CCP if requested.
13464 * timevar.def (TV_SSA_CCP): New timevar.
13465 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
13466 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
13467 Fix minor typo in SSA DCE documentation.
13468 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
13469 Add documentation for new dump option. Renumber dump files
13472 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13474 * emit-rtl.c (gen_highpart_mode): New.
13475 * rtl.h (gen_highpart_mode): Declare.
13476 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
13477 operand can be VOIDmode constant.
13479 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
13481 * flow.c (redirect_edge_and_branch_force): New.
13482 (can_fallthru): Ensure that basic blocks are succeeding.
13483 (try_optimize_cfg): Do not delete basic block if it is the last one.
13485 * flow.c (try_redirect_by_replacing_jump): Do not remove
13486 jumps with side effects, unlink chain on fallthru edge;
13487 set block for new jump instruction; avoid basic block to
13488 over by line number note.
13490 * flow.c (try_simplify_condjump): Verify that the condjump
13491 is not always falling through.
13494 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13496 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13497 (try_redirect_by_replacing_jump): Update properly the count
13498 and frequency information.
13500 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13502 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
13503 address that is a LO_SUM specially.
13504 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
13506 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
13508 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
13509 (operand_subword): Use them.
13510 (change_address_1): Renamed from change_address; new arg VALIDATE.
13511 * expr.h: Reflect above changes; change_address now macro.
13512 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
13514 * cselib.c (add_mem_for_addr): Likewise.
13515 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
13516 * regmove.c (try_apply_stack_adjustment): Likewise.
13517 * reload.c (push_reload, make_memloc): Likewise.
13518 * reload1.c (eliminate_regs): Likewise.
13519 * simplify-rtx.c (simplify_replace_rtx): Likewise.
13520 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
13522 * combine.c (make_extraction, simplify_shift_const): Likewise.
13523 (gen_lowpart_for_combine): Likewise.
13524 * cse.c (gen_lowpart_if_possible): Likewise.
13525 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
13526 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
13527 * optabs.c (gen_move_insn): Likewise.
13528 * reload1.c (alter_reg): Likewise.
13529 * simplify-rtx.c (simplify_subreg): Likewise.
13530 * stmt.c (expand_anon_union_decl): Likewise.
13531 * recog.c (validate_replace_rtx_1): Likewise.
13533 * Makefile.in (recog.o): Add $(EXPR_H).
13534 * explow.c (stabilize): Call replace_equiv_address.
13535 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
13536 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
13538 2001-07-03 Andrew Haley <aph@redhat.com>
13540 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
13541 the mode of the memory location.
13543 2001-07-09 Bo Thorsen <bo@suse.co.uk>
13545 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
13547 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
13549 * final.c (output_addr_const): Use target opening and
13550 closing parentheses.
13551 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
13552 defaults, add to TARGET_ASM_OUT.
13553 * target.h (struct gcc_target): Add open_paren and close_paren.
13554 * doc/md.texi: Update.
13555 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
13556 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
13557 TARGET_ASM_CLOSE_PAREN.
13558 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13560 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
13562 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
13563 * config/a29k/a29k.h: Similarly.
13564 * config/alpha/alpha.h: Similarly.
13565 * config/arc/arc.h: Similarly.
13566 * config/arm/aof.h: Similarly.
13567 * config/arm/aout.h: Similarly.
13568 * config/avr/avr.h: Similarly.
13569 * config/c4x/c4x.h: Similarly.
13570 * config/clipper/clipper.h: Similarly.
13571 * config/convex/convex.h: Similarly.
13572 * config/d30v/d30v.h: Similarly.
13573 * config/dsp16xx/dsp16xx.h: Similarly.
13574 * config/elxsi/elxsi.h: Similarly.
13575 * config/fr30/fr30.h: Similarly.
13576 * config/h8300/h8300.h: Similarly.
13577 * config/i370/i370.h: Similarly.
13578 * config/i386/i386.h: Similarly.
13579 * config/i860/i860.h: Similarly.
13580 * config/i960/i960.h: Similarly.
13581 * config/ia64/ia64.h: Similarly.
13582 * config/m32r/m32r.h: Similarly.
13583 * config/m68hc11/m68hc11.h: Similarly.
13584 * config/m68k/m68k.h: Similarly.
13585 * config/m88k/m88k.h: Similarly.
13586 * config/mcore/mcore.h: Similarly.
13587 * config/mips/mips.h: Similarly.
13588 * config/mn10200/mn10200.h: Similarly.
13589 * config/mn10300/mn10300.h: Similarly.
13590 * config/ns32k/ns32k.h: Similarly.
13591 * config/pa/pa.h: Similarly.
13592 * config/pdp11/pdp11.h: Similarly.
13593 * config/pj/pj.h: Similarly.
13594 * config/romp/romp.h: Similarly.
13595 * config/rs6000/rs6000.h: Similarly.
13596 * config/sh/sh.h: Similarly.
13597 * config/sparc/sparc.h: Similarly.
13598 * config/v850/v850.h: Similarly.
13599 * config/vax/vax.h: Similarly.
13600 * config/we32k/we32k.h: Similarly.
13602 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
13604 * doc/c-tree.texi: Document representation of attributes.
13606 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13608 * doc/tm.texi: Update some places for the rename of target to
13611 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13613 * target.h (struct gcc_target): Add insert_attributes.
13614 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
13615 (TARGET_INITIALIZER): Update.
13616 * tree.c, tree.h (default_insert_attributes): New function.
13617 Update comments on other default functions to refer to targetm,
13619 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
13620 TARGET_INSERT_ATTRIBUTES.
13621 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
13622 * c-common.c (decl_attributes): Use targetm.insert_attributes.
13623 Don't use PRAGMA_INSERT_ATTRIBUTES.
13624 * Makefile.in (c-common.o): Depend on $(TARGET_H).
13625 * c-decl.c (start_decl, start_function): Don't call
13626 SET_DEFAULT_DECL_ATTRIBUTES.
13627 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13628 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
13630 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
13631 (c4x_check_attribute): Avoid modifying attribute list itself.
13632 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
13634 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
13635 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
13637 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
13638 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
13640 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
13641 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
13643 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
13644 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
13645 Adjust parameters. Make static.
13647 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
13649 * c-common.c (decl_attributes): Only take a single attributes
13651 * c-common.h (decl_attributes): Update prototype.
13652 * c-decl.c (start_decl, start_function): Only take a single
13653 attributes parameter. Update calls to decl_attributes.
13654 (finish_struct, finish_enum): Update calls to decl_attributes.
13655 (push_parm_decl): Expect unified list of attributes. Update call
13656 to decl_attributes.
13657 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
13658 notype_nested_function, component_declarator,
13659 component_notype_declarator, label): Update calls to
13661 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
13662 lists that are passed to push_parm_decl.
13663 * c-tree.h (start_function, start_decl): Update prototypes.
13664 * config/sh/sh-protos.h, config/sh/sh.c
13665 (sh_pragma_insert_attributes): Only take a single attributes
13667 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
13668 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
13669 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
13670 build_module_descriptor, generate_static_references,
13671 generate_strings, build_selector_translation_table,
13672 generate_descriptor_table, generate_protocols,
13673 generate_ivars_list, generate_dispatch_table,
13674 generate_protocol_list, generate_category,
13675 generate_shared_structures, really_start_method, add_objc_decls,
13676 generate_classref_translation_entry): Update calls to start_decl
13677 and start_function.
13678 (build_tmp_function_decl, start_method_def): Unify attribute lists
13679 that are passed to push_parm_decl.
13681 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
13683 * final.c (no_asm_to_stream): New.
13684 (final_scan_insn): Use target structures for prologue ends
13685 and epilogue starts.
13686 * output.h (no_asm_to_stream): New.
13687 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
13688 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
13689 (TARGET_ASM_OUT): Update.
13690 * target.h (struct gcc_target): New members function_end_prologue
13691 and function_begin_epilogue.
13692 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
13693 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
13694 * config/alpha/alpha.c (output_end_prologue): Rename to
13695 alpha_output_function_end_prologue. Use in target struct
13697 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
13698 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
13699 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
13700 ia64_output_function_end_prologue. Use in target struct
13702 (ia64_function_prologue, ia64_funciton_epilogue): Rename
13703 mistyped prototypes.
13704 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
13705 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
13707 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
13708 an use in target struct, make static.
13709 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
13712 2001-07-08 Richard Henderson <rth@redhat.com>
13714 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
13716 2001-07-08 Richard Henderson <rth@redhat.com>
13718 * config/i386/i386.md: Remove constraints strings from define_split
13719 and define_peephole2 patterns.
13720 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
13721 (eh_return): Use them.
13723 2001-07-08 Richard Henderson <rth@redhat.com>
13725 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
13726 Document MD_FALLBACK_FRAME_STATE_FOR.
13728 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13730 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
13731 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
13733 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
13735 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
13737 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
13738 of the label inside NAME as opposed to just the end of NAME.
13740 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
13742 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
13743 * config/alpha/alpha.c (alpha_init_machine_status,
13744 alpha_mark_machine_status, alpha_free_machine_status): Delete.
13745 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
13746 (vms_valid_decl_attribute_p): Make static, conditionally compile.
13747 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
13749 2001-07-06 Stan Shebs <shebs@apple.com>
13751 * target.h (targetm): Rename global from "target", so as not to
13752 conflict with local variables.
13754 * c-typeck.c: Ditto.
13757 * cp/decl.c: Ditto.
13758 * cp/decl2.c: Ditto.
13759 * cp/typeck.c: Ditto.
13760 * 1750a/1750a.c: Ditto.
13761 * a29k/a29k.c: Ditto.
13762 * arc/arc.c: Ditto.
13763 * arm/arm.c: Ditto.
13764 * avr/avr.c: Ditto.
13765 * clipper/clipper.c: Ditto.
13766 * convex/convex.c: Ditto.
13767 * d30v/d30v.c: Ditto.
13768 * dsp16xx/dsp16xx.c: Ditto.
13769 * elxsi/elxsi.c: Ditto.
13770 * fr30/fr30.c: Ditto.
13771 * h8300/h8300.c: Ditto.
13772 * i370/i370.c: Ditto.
13773 * i386/i386.c: Ditto.
13774 * i860/i860.c: Ditto.
13775 * i960/i960.c: Ditto.
13776 * ia64/ia64.c: Ditto.
13777 * m32r/m32r.c: Ditto.
13778 * m68hc11/m68hc11.c: Ditto.
13779 * m68k/m68k.c: Ditto.
13780 * m88k/m88k.c: Ditto.
13781 * mips/mips.c: Ditto.
13782 * ns32k/ns32k.c: Ditto.
13784 * pdp11/pdp11.c: Ditto.
13785 * romp/romp.c: Ditto.
13786 * rs6000/rs6000.c: Ditto.
13788 * sparc/sparc.c: Ditto.
13789 * vax/vax.c: Ditto.
13790 * we32k/we32k.c: Ditto.
13791 * doc/tm.texi: Update the manual to match.
13793 2001-07-06 Richard Henderson <rth@redhat.com>
13795 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
13796 DWARF2_UNWIND_INFO not just whether it is defined.
13798 2001-07-06 Diego Novillo <dnovillo@redhat.com>
13800 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
13801 call to simplify_binary_operation returns a new pattern.
13803 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
13805 * glimits.h (__SHRT_MAX__): New.
13806 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
13807 (SHRT_MAX): Define in terms of __SHRT_MAX__.
13809 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
13811 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
13814 2001-07-06 Richard Henderson <rth@redhat.com>
13816 * bitmap.c (bitmap_release_memory): Move adjacent to the
13817 allocation functions.
13818 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
13819 the implementation. Binary search for the set bit.
13820 (bitmap_union_of_diff): Allocate the temporary on the stack
13821 instead of using xmalloc.
13823 2001-07-06 Richard Henderson <rth@redhat.com>
13825 * genrecog.c (validate_pattern): Warn for constraints in
13826 define_{expand,split,peephole2}. Remove strict_low_part
13827 before looking up match_dup.
13829 2001-07-06 DJ Delorie <dj@redhat.com>
13831 * doc/gcc.texi (Makefile): Rename to be a more general purpose
13832 chapter about various build hints and history. Add section
13833 talking about the various types of native and cross builds.
13835 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
13837 * Makefile.in (final.o): Depend on target.h.
13838 * final.c: Include target.h.
13839 (default_function_pro_epilogue): New.
13840 (final_start_function): Use target structure for function prologues.
13841 (final_end_function): Use target structure for function epilogues.
13842 * fold-const.c (real_hex_to_f): Constify s and p.
13843 * output.h (default_function_pro_epilogue): New.
13844 * real.h (real_hex_to_f): Update prototype.
13845 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
13846 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
13847 (TARGET_INITIALIZER): Update.
13848 * target.h (gcc_target): Add struct asm_out.
13849 * doc/tm.texi: Update.
13852 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
13853 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
13854 in cpu/cpu.c, or rename old functions consistently. Take
13855 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
13856 redundant macros and prototypes. Make new functions static.
13858 * 1750a/1750a.c: Similarly.
13859 * 1750a/1750a.h: Similarly.
13860 * a29k/a29k-protos.h: Similarly.
13861 * a29k/a29k.c: Similarly.
13862 * a29k/a29k.h: Similarly.
13863 * arc/arc-protos.h: Similarly.
13864 * arc/arc.c: Similarly.
13865 * arc/arc.h: Similarly.
13866 * arm/arm-protos.h: Similarly.
13867 * arm/arm.c: Similarly.
13868 * arm/arm.h: Similarly.
13869 * avr/avr-protos.h: Similarly.
13870 * avr/avr.c: Similarly.
13871 * avr/avr.h: Similarly.
13872 * clipper/clipper-protos.h: Similarly.
13873 * clipper/clipper.c: Similarly.
13874 * clipper/clipper.h: Similarly.
13875 * convex/convex.c: Similarly.
13876 * convex/convex.h: Similarly.
13877 * d30v/d30v-protos.h: Similarly.
13878 * d30v/d30v.c: Similarly.
13879 * d30v/d30v.h: Similarly.
13880 * d30v/d30v.md: Similarly.
13881 * dsp16xx/dsp16xx-protos.h: Similarly.
13882 * dsp16xx/dsp16xx.c: Similarly.
13883 * dsp16xx/dsp16xx.h: Similarly.
13884 * elxsi/elxsi.c: Similarly.
13885 * elxsi/elxsi.h: Similarly.
13886 * fr30/fr30.c: Similarly.
13887 * fr30/fr30.md: Similarly.
13888 * h8300/h8300-protos.h: Similarly.
13889 * h8300/h8300.c: Similarly.
13890 * h8300/h8300.h: Similarly.
13891 * i370/i370-protos.h: Similarly.
13892 * i370/i370.c: Similarly.
13893 * i370/i370.h: Similarly.
13894 * i386/i386.c: Similarly.
13895 * i386/osf1elf.h: Similarly.
13896 * i386/osfrose.h: Similarly.
13897 * i860/i860-protos.h: Similarly.
13898 * i860/i860.c: Similarly.
13899 * i860/i860.h: Similarly.
13900 * i960/i960-protos.h: Similarly.
13901 * i960/i960.c: Similarly.
13902 * i960/i960.h: Similarly.
13903 * ia64/ia64-protos.h: Similarly.
13904 * ia64/ia64.c: Similarly.
13905 * ia64/ia64.h: Similarly.
13906 * m32r/m32r-protos.h: Similarly.
13907 * m32r/m32r.c: Similarly.
13908 * m32r/m32r.h: Similarly.
13909 * m68hc11/m68hc11-protos.h: Similarly.
13910 * m68hc11/m68hc11.c: Similarly.
13911 * m68hc11/m68hc11.h: Similarly.
13912 * m68k/crds.h: Similarly.
13913 * m68k/dpx2.h: Similarly.
13914 * m68k/m68k-protos.h: Similarly.
13915 * m68k/m68k.c: Similarly.
13916 * m68k/m68k.h: Similarly.
13917 * m68k/news.h: Similarly.
13918 * m88k/m88k-protos.h: Similarly.
13919 * m88k/m88k.c: Similarly.
13920 * m88k/m88k.h: Similarly.
13921 * mips/mips-protos.h: Similarly.
13922 * mips/mips.c: Similarly.
13923 * mips/mips.h: Similarly.
13924 * ns32k/merlin.h: Similarly.
13925 * ns32k/ns32k.c: Similarly.
13926 * ns32k/ns32k.h: Similarly.
13927 * ns32k/tek6000.h: Similarly.
13928 * pa/pa-protos.h: Similarly.
13929 * pa/pa.c: Similarly.
13930 * pa/pa.h: Similarly.
13931 * pdp11/2bsd.h: Similarly.
13932 * pdp11/pdp11-protos.h: Similarly.
13933 * pdp11/pdp11.c: Similarly.
13934 * pdp11/pdp11.h: Similarly.
13935 * romp/romp-protos.h: Similarly.
13936 * romp/romp.c: Similarly.
13937 * romp/romp.h: Similarly.
13938 * rs6000/rs6000-protos.h: Similarly.
13939 * rs6000/rs6000.c: Similarly.
13940 * rs6000/rs6000.h: Similarly.
13941 * rs6000/sysv4.h: Similarly.
13942 * sh/sh-protos.h: Similarly.
13943 * sh/sh.c: Similarly.
13944 * sh/sh.h: Similarly.
13945 * sparc/sparc-protos.h: Similarly.
13946 * sparc/sparc.c: Similarly.
13947 * sparc/sparc.h: Similarly.
13948 * vax/vax.c: Similarly.
13949 * vax/vax.h: Similarly.
13950 * vax/vms.h: Similarly.
13951 * we32k/we32k.c: Similarly.
13952 * we32k/we32k.h: Similarly.
13954 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
13956 * basic-block.h (first_insn_after_basic_block_note): Declare.
13957 * flow.c (first_insn_after_basic_block_note): Define. Moved
13959 * ssa.c (first_insn_after_basic_block_note): Remove.
13960 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
13962 (ssa_eliminate_dead_code): Properly update the CFG and PHI
13963 nodes when we find a dead conditional branch. Insert BARRIERs
13964 after any blocks with no successors, but which do not have
13967 2001-07-06 Zack Weinberg <zackw@stanford.edu>
13969 * varray.c (varray_check_failed): Use internal_error.
13971 2001-07-05 Andrew Haley <aph@redhat.com>
13973 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
13974 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
13975 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
13977 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
13979 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
13980 reference if the target constant is also a SYMBOL_REF.
13982 2001-07-05 Eric Christopher <echristo@redhat.com>
13984 * config/mips/mips.h (MASK_MIPS3900): Remove.
13985 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
13986 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
13987 (TARGET_MIPS3900): Change to use mips_arch.
13988 (TARGET_MIPS4000): New.
13989 (TARGET_MIPS4100): New.
13990 (TARGET_MIPS4300): New.
13991 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
13992 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
13994 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
13995 (ISA_HAS_BRANCHLIKELY): To here.
13996 (CC1_CPU_SPEC): New.
13997 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
13998 (mips_arch_string): Declare.
13999 (mips_arch): Declare.
14000 (TARGET_OPTIONS): Add -march and -mtune.
14002 * config/mips/mips.c (mips_arch_string): New.
14004 (override_options): Handle -march for codegen and -mtune
14005 for scheduling. Use mips_arch. Move tx39 target default here.
14006 (mips_parse_cpu): Move error message to override_options.
14008 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
14010 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
14012 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
14013 (MIPS Options): Ditto. Change mcpu entry to historical text.
14015 2001-07-05 H.J. Lu (hjl@gnu.org)
14017 * config/mips/mips.c (mips_parse_cpu): New function to parse
14020 2001-07-05 Jim Wilson <wilson@redhat.com>
14022 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
14023 * config/ia64/t-ia64: Likewise.
14024 (LIB1ASMFUNCS): Update comment.
14026 2001-07-05 David Edelsohn <edelsohn@gnu.org>
14028 * doc/install.texi (Install GCC: Binaries): Fix typo.
14030 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14032 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
14033 reference using the stack pointer, adjust it since we push Y
14035 ("*ashrsi3"): Likewise.
14036 ("*lshrsi3"): Likewise.
14038 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14040 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
14041 when -fomit-frame-pointer is used.
14043 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
14045 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
14046 (try_redirect_by_replacing_jump): Reverse updating properly the
14047 count and frequency information. Reverse removing cc0 setter.
14048 (forwarder_block_p): Reverse fixing for fallthru blocks.
14050 2001-07-05 DJ Delorie <dj@redhat.com>
14052 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
14053 (translate_options): If the above is defined, use it to map
14054 given options to new options.
14055 * doc/tm.texi: Document it.
14057 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
14058 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14060 * doc/invoke.texi (Optimize Options): Document that -fgcse may
14061 cause programs using computed gotos to run more slowly.
14063 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14065 * doc/install.texi (Specific): Markup, spelling and typo fixes.
14067 Consistently require binutils 2.11.2, not prereleases.
14068 (Specific, decstation-*): Canonicalize as mips-dec-*.
14069 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
14071 (Specific, m68k-altos): Removed reference to README.altos, deleted.
14072 (Specific, mips-*): Reword MIPS C compiler requirements.
14073 (Specific, powerpc*-*-*): New, mention --with-cpu once.
14074 (Specific, sunv5): Removed, obsolete.
14076 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
14078 * dwarf2out.c (output_loc_list): Use an all ones mask for
14079 .text asm output and don't rely on long long
14080 literals. Reformat some long lines.
14082 2001-07-05 Andreas Jaeger <aj@suse.de>
14084 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
14087 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14089 * dwarf2out.c (dwarf2out_define): Update comment.
14090 (dwarf2out_undef): Ditto.
14091 (dwarf2out_start_source_file): Ditto.
14092 (dwarf2out_end_source_file): Ditto.
14093 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
14094 since we never call the start/end debug hook for the primary file.
14096 2001-07-04 Kazu Hirata <kazu@hxi.com>
14098 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
14101 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14103 * cppinit.c (remove_dup_dirs): Inform if a system include
14104 directory is being reordered.
14105 * doc/invoke.texi (Directory Options): GCC warns if you hide a
14107 * doc/cpp.texi (Search Paths): Likewise.
14108 * doc/gcc.texi (Interoperation): Remove information about
14111 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14113 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
14114 (VARRAY_TOP_CHAR_PTR): Likewise.
14116 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14118 * gcc.c (process_command): Don't assign elements of a const char*.
14120 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14122 * emit-rtl.c (change_address): Don't abort if invalid address while
14123 reload is in progress.
14125 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14127 * c-lex.c (cb_file_change): Pass line number to
14128 debug_start_source_file.
14129 (cb_undefine): Pass correct line number to debug_undef.
14131 * toplev.c (debug_start_source_file): Add line number to
14132 parameters. Pass it along to dwarf2out_start_source_file.
14133 (decode_g_option): Stop resetting debug level back to normal when
14134 we change debug formats, unless the current level is
14135 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
14138 * toplev.h (debug_start_source_file): Add line number to
14141 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
14144 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
14146 Output debug_macinfo data for starting file if requested.
14147 (dwarf2out_end_source_file): Output debug_macinfo data for ending
14149 (dwarf2out_define): Output debug_macinfo data for defining a macro
14151 (dwarf2out_undef): Output debug_macinfo data for undefining a
14152 macro if requested.
14153 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
14154 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
14155 (macinfo_section_label): New. DWARF2 macro info section label.
14156 (dwarf2out_init): If we want macro info, output the start label
14158 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
14159 attribute to the compilation unit die pointing to the macro info.
14161 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14163 * dwarf2out.c (new_loc_list): Move to inside #ifdef
14164 DWARF2_DEBUGGING_INFO.
14165 (add_loc_descr_to_loc_list): Ditto.
14166 (output_loc_list): Ditto.
14167 Also, fix thinko in curr not being initialized.
14168 (gen_internal_sym): Ditto.
14170 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14172 * emit-rtl.c (replace_equiv_address): New function.
14173 * expr.h (replace_equiv_address): New declaration.
14174 * explow.c (validize_mem): Call it instead of change_address and
14175 also call if -fforce-addr and address is constant.
14176 * expr.c: Replace more calls to change_address with adjust_address
14177 and/or replace_equiv_address or to validize_mem.
14178 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
14179 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
14180 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14181 * config/i370/i370.md, config/i860/i860.md: Likewise.
14182 * config/i960/i960.md, config/mips/mips.c: Likewise.
14183 * config/mips/mips.md, config/pa/pa.md: Likewise.
14184 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
14185 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
14187 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14189 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
14191 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
14194 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
14196 * doc/include: New directory.
14197 * doc/fdl.texi: Move to doc/include/fdl.texi.
14198 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
14199 * doc/include/funding.texi, doc/include/gpl.texi: New files.
14200 * doc/gcc.texi: Use funding.texi and gpl.texi.
14201 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
14202 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
14203 Update dependencies and use -I $(docdir)/include.
14205 2001-07-04 Anthony Green <green@redhat.com>
14207 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
14209 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14211 * doc/install.texi (sparc64-*-*): Remove garbage.
14213 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
14215 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
14216 Fix typo in last change to use adjust_address.
14218 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14220 * doc/install.texi (Specific): Update information for *-*-solaris*.
14222 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14224 * explow.c (plus_constant_wide): Reinitialize Y for restart.
14226 2001-07-03 Stan Shebs <shebs@apple.com>
14228 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
14229 case for flag_no_mach_text_sections.
14230 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
14231 * config/darwin.c (flag_no_mach_text_sections): Remove.
14232 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
14234 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14236 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
14237 and avoid checking for constant as first operand.
14238 * recog.c (find_constant_term_loc): No longer static.
14239 (adj_offettable_operand): Delete.
14240 * rtl.h (adj_offsettable_operand): Delete declaration.
14241 (find_constant_term): Add declaration.
14242 * caller-save.c: Replace calls to adj_offsettable_operand with calls
14244 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
14245 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
14246 * config/i386/i386.c, config/i386/i386.md: Likewise.
14247 * config/i860/i860.c, config/i960/i960.c: Likewise.
14248 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
14249 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
14250 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
14251 * config/mips/mips.c, config/mips/mips.md: Likewise.
14252 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
14253 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
14254 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
14255 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
14256 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
14257 * config/ns32k/ns32k.md: Likewise.
14259 2001-07-03 Zack Weinberg <zackw@stanford.edu>
14261 * rtl.c (copy_rtx): Handle 'T' format letter.
14262 * gensupport.c (collect_insn_data): Likewise.
14263 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
14265 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
14267 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
14268 -B option. Use 'dir' not 'foo' as example directory name.
14270 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14272 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14273 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
14275 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14277 * doc/cppinternals.texi: Improve formatting and logical markup.
14279 2001-07-03 Andreas Jaeger <aj@suse.de>
14281 * Makefile.in (insn-recog.o): Add dependency on reload.h.
14283 * genrecog.c (write_header): Include reload.h for prototypes in
14286 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
14289 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
14290 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
14291 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
14292 i386_pe_valid_type_attribute_p): Add.
14293 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
14294 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
14296 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14298 * explow.c (plus_constant_wide, case LO_SUM): New case.
14299 (plus_constant_for_output_wide): Delete.
14300 * rtl.h (plus_constant_for_output): Delete.
14301 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
14302 instead of plus_constant_for_output.
14303 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
14304 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
14305 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
14306 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
14307 * config/sparc/sparc.md: Likewise.
14308 Convert some change_address calls to adjust_address.
14310 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14312 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
14313 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
14314 documentation of -std and -Wwrite-strings.
14316 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14318 * cse.c (canon_hash): Don't register registers in very small
14319 register classes, as extending their lifetime might cause
14322 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
14324 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
14326 * flow.c (forwarder_block_p): Fix for fallthru blocks.
14327 (try_redirect_by_replacing_jump): Update properly the count
14328 and frequency information.
14330 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
14332 * toplev.c (dump_file_index): Move SSA dumps just after first
14334 (dump_file): Corresponding changes.
14335 (rest_of_compilation): Move SSA path to just after the first
14337 * doc/gcc.texi (Passes): Update due to movement of SSA path.
14338 * doc/invoke.texi: Update dump file #s as they were completely
14339 out of date with reality.
14341 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14343 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
14345 * expr.c (emit_move_insn_1): Deal with non-default
14348 * expr.c (emit_single_push_insn): Fix warning.
14350 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
14352 * expr.c (emit_move_insn_1): Avoid modifying
14353 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
14355 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14357 * emit-rtl.c (adjust_address): New function.
14358 * expr.h (adjust_address): Add declaration.
14359 * builtins.c: Replace some calls to change_address with calls to it
14360 or to validize_mem.
14361 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
14362 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
14363 * config/arm/arm.c, config/convex/convex.c: Likewise.
14364 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14365 * config/i386/i386.c, config/i386/i386.md: Likewise.
14366 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
14367 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
14368 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
14369 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
14370 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
14372 2001-07-02 Jim Wilson <wilson@redhat.com>
14374 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
14376 2001-07-02 Steve Ellcey <sje@cup.hp.com>
14378 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
14379 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
14381 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14383 * cppinit.c (lang_defaults): New table.
14384 (set_lang): Just read from lang_defaults into the live options
14387 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14389 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
14390 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
14391 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
14393 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14395 * doc/install.texi: Various spelling and markup fixes.
14396 (Installing GCC): Component specific installation instructions are
14399 Warn about removing old install dir in the presence of shared libs.
14400 (Configuration): Invoke with options target to match configure
14402 Consistently refer to gas, gld pathnames.
14403 Invert --enable-multilib documentation.
14404 Remove references to old compiler versions.
14406 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14408 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
14410 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14412 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
14414 (Specific, mips*-sgi-irix5): Note IDO download.
14415 Reworded MIPS C hints.
14416 Use GNU as instead of GAS.
14418 Removed SGI Freeware reference, IRIX 6 only.
14419 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
14420 Note N64 library requirement/workaround.
14422 Complete list of structure passing bug victims.
14424 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14426 * doc/install.texi: Remove CVS Id.
14428 2001-07-02 Andreas Jaeger <aj@suse.de>
14430 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
14431 (find_inherently_necessary): Remove unused variable.
14433 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
14435 * c-common.h (TDI_inlined): New ast dump phase.
14436 (dump_flag_name): New function.
14437 * c-dump.c (dump_files): Add inlined phase.
14438 (dump_flag_name): Define.
14439 * doc/invoke.texi (-fdump-ast-inlined): Document.
14441 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14443 * stor-layout.c (layout_decl): Revert change to handling of alignment
14446 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14448 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
14451 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
14453 * doc/tm.texi (FUNCTION_ARG): Document that the last call
14456 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
14458 * tlink.c (recompile_files): Remove COMPILER_PATH and
14459 LIBRARY_PATH from the environment.
14461 2001-07-01 Zack Weinberg <zackw@stanford.edu>
14463 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
14464 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
14466 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
14468 * c-parse.in (OBJC_STRING): Kill.
14469 (objc_string): Decompose to [objc_string] '@' STRING.
14470 (reswords): Take the leading '@' off all the Objective C keywords.
14471 (objc_rid_sans_at): Kill.
14472 (init_reswords): Don't initialize it.
14473 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
14474 (_yylex): Kill reconsider label. Look ahead one token after
14475 an '@'; if we get an identifier, check whether it's an
14476 Objective C @-keyword. If so, return the keyword. Otherwise,
14477 put back the token and return the '@' as a terminal.
14479 * cpplib.c (lex_macro_node): Remove unnecessary check for
14480 leading '@' on identifier. Clarify control flow and commentary.
14482 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14484 * cse.c (new_label_ref): Variable deleted.
14485 (insert): Remove set of new_label_ref.
14486 (check_for_label_ref): New function.
14487 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
14489 See ChangeLog.5 for earlier changes.