1 2001-08-11 Richard Henderson <rth@redhat.com>
3 * rtl.h (REG_EH_RETHROW): Remove.
4 * rtl.c (reg_note_name): Update.
5 * combine.c (distribute_notes): Don't check for it.
7 2001-08-11 Richard Henderson <rth@redhat.com>
9 * combine.c (distribute_notes): Place REG_SETJMP.
11 2001-08-11 Richard Henderson <rth@redhat.com>
13 * doc/extend.texi (Arrays and pointers implementation): Discourage
14 relying on sign-extension of pointers.
16 2001-08-11 H.J. Lu <hjl@gnu.org>
18 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
20 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
23 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
25 * doc/install.texi (Specific, c4x): Fix cross-reference to the
26 main manual to work both for info and HTML versions.
28 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
29 Matt Kraai <kraai@alumni.carnegiemellon.edu>
31 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
32 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
33 (struct cpp_pool): New member first.
34 * cppinit.c (append_include_chain): Plug memory leaks.
35 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
36 Allocate pragma structures from the (aligned) macro pool to
38 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
39 so we don't leak memory.
40 * hashtable.c (ht_destroy): New.
41 * hashtable.h (ht_destroy): New.
43 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
44 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
46 * c-lex.c (map): Make const.
47 (cb_file_change): Update for callback passing a line map.
48 Don't assume we have a previous map. Remove sanity check
49 about popping too many files.
50 * cpperror.c (print_location): Make map const.
51 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
52 (cpp_make_system_header): Similarly.
53 (search_from): Similarly.
54 (_cpp_execute_include): Don't remember where we came from.
55 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
56 (struct cpp_reader): Make map const.
57 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
58 * cpplib.c (do_line): Update; line maps now hold sysp.
59 (cpp_push_buffer): Similarly.
60 (_cpp_do_file_change): Similarly; callback with map instead.
61 (cpp_get_line_maps): Constify return value.
62 (_cpp_pop_buffer): Update.
63 * cpplib.h (struct cpp_file_change): Remove.
64 (struct cpp_callbacks): Update.
65 (cpp_get_line_maps): Constify return value.
66 * cppmacro.c (_cpp_create_definition): Update.
67 * cppmain.c (struct printer): Constify map.
68 (maybe_print_line): Similarly.
69 (print_line): Similarly. Deduce flags 1 and 2 here.
70 (cb_file_change): Update.
71 * line-map.c (free_line_maps): Warn regardless.
72 (add_line_map): Return pointer to const. When passed NULL to_file
73 with LC_LEAVE, use the obvious values for the return point so the
74 caller doesn't have to figure them out.
75 (lookup_line): Return pointer to const.
76 (print_containing_files): Take pointer to const.
77 * line-map.h (struct line_map): New members reason, sysp.
78 (add_line_map): Return pointer to const.
79 (lookup_line): Similarly.
80 (print_containing_files): Take pointer to const.
82 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
83 Richard Henderson <rth@redhat.com>
85 * regmove.c (regmove_optimize): Avoid setting a register twice in
88 2001-08-10 Richard Henderson <rth@redhat.com>
90 * doc/extend.texi (Arrays and pointers implementation): Document
91 behavior of pointer/integer conversion.
93 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
95 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
97 2001-08-10 Richard Henderson <rth@redhat.com>
99 * doc/extend.texi (C Implementation): New chapter.
100 * doc/gcc.texi (Top): Link it in.
102 2001-08-10 Andrew Cagney <ac131313@redhat.com>
104 * doc/install.texi (Specific): Fix CVS merge botch.
106 2001-08-10 Richard Henderson <rth@redhat.com>
108 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
109 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
111 2001-08-10 Zack Weinberg <zackw@stanford.edu>
113 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
114 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
115 this macro is now required.
117 * cselib.c (cselib_process_insn), flow.c (propagate_block),
118 loop.c (find_and_verify_loops), reload.c (reload): Check
119 for rtx code of CALL_INSN, not CALL, when deciding if we
120 need to check for REG_SETJMP note.
122 * gcse.c (compute_hash_table, compute_store_table): Update
123 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
126 * config/avr/avr.c: Fix typo.
127 * config/convex/convex.c (expand_movstr): Use adjust_address.
128 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
130 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
131 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
133 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
134 Do define STACK_BOUNDARY.
135 * config/i370/i370.c: Include expr.h.
136 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
137 config/pa/som.h, config/v850/v850.h: Take in_ctors and
138 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
139 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
140 * config/m88k/m88k.c: Include c-tree.h after expr.h.
141 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
142 * config/romp/romp.c: Include expr.h after tree.h.
144 (output_fpop): Use xmalloc, not oballoc.
145 * config/we32k/we32k.c: Include expr.h.
147 2001-08-10 Kazu Hirata <kazu@hxi.com>
149 * config/h8300/h8300.h: Fix formatting.
151 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
153 * c-common.h (RETURN_NULLIFIED_P): Lose.
154 * c-semantics.c (genrtl_return_stmt): Don't check it.
156 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
158 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
159 (mips_annotate_frame_insn): New function.
160 (mips_emit_frame_related_store): New function.
161 (save_restore_insns): Don't mark instructions that set up the base
162 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
163 the store instructions instead.
164 (mips_expand_prologue): If the stack size is moved into a temporary
165 register, do not mark that move as frame-related. Add a
166 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
168 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
170 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
171 stack slot as unchanging if current_function_calls_eh_return.
173 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
175 * config/mips/mips.md (reload_outcc): Use HARD_REGNO_NREGS to
176 access the second half of the TFmode scratch operand.
178 2001-08-10 Anthony Green <green@redhat.com>
180 * java/class.c (emit_register_classes): Conditionalize code on
183 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
185 * doc/install.texi (Specific, avr): Fix cross-reference to the
186 main manual to work both for info and HTML versions.
188 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
190 * stmt.c (expand_null_return_1): Remove code to generate simple returns
191 and "use_goto" argument.
192 (expand_null_return, expand_value_return): Update all callers.
193 * function.c (expand_function_end): Remove code to generate simple
195 * config/vax/vax.md (epilogue): New expander for function return.
196 * doc/md.texi (epilogue): Remove "if defined".
198 2001-08-09 Zack Weinberg <zackw@stanford.edu>
200 * Makefile.in: Partially revert my previous change:
201 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
202 of the hashtab.o and safe-ctype.o rules.
204 2001-08-09 Richard Henderson <rth@redhat.com>
206 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
207 (USE_COLLECT2): Remove duplicate definition.
208 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
209 (use_collect2): Remove dead code.
210 * configure.in (use_collect2): Remove will_use_collect2 and
211 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
212 * configure: Rebuild.
214 * target.h (targetm.asm_out.constructor): New.
215 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
216 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
217 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
218 * varasm.c (in_ctors, in_dtors): New.
219 (assemble_constructor, assemble_destructor): Remove.
220 (default_stabs_asm_out_destructor): New.
221 (default_named_section_asm_out_destructor): New.
222 (dtors_section, default_dtor_section_asm_out_destructor): New.
223 (default_stabs_asm_out_constructor): New.
224 (default_named_section_asm_out_constructor): New.
225 (ctors_section, default_ctor_section_asm_out_constructor): New.
226 * output.h: Update declarations.
227 * c-decl.c (c_expand_body): Use target hooks instead of
228 assemble_constructor and assemble_destructor.
229 * profile.c (output_func_start_profiler): Likewise.
230 * objc/objc-act.c (finish_objc): Likewise.
231 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
233 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
235 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
236 (DTORS_SECTION_ASM_OP): Likewise.
237 (__CTOR_LIST__): Use attribute section when possible.
238 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
240 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
241 ASM_OUTPUT_CONSTRUCTOR.
243 * config/darwin.c (machopic_asm_out_constructor): New.
244 (machopic_asm_out_destructor): New.
245 * config/darwin-protos.h: Update declarations.
246 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
247 (ASM_OUTPUT_DESTRUCTOR): Remove.
248 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
249 * config/nextstep.c (nextstep_asm_out_constructor): New.
250 (nextstep_asm_out_destructor): New.
251 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
252 (ASM_OUTPUT_DESTRUCTOR): Remove.
253 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
254 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
255 ASM_OUTPUT_*STRUCTOR.
256 * config/i386/aix386ng.h: Likewise.
258 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
259 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
260 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
261 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
262 * config/lynx.h: Likewise.
263 * config/netware.h: Likewise.
264 * config/psos.h: Likewise.
265 * config/alpha/alpha-interix.h: Likewise.
266 * config/alpha/elf.h: Likewise.
267 * config/arc/arc.h: Likewise.
268 * config/arm/aof.h: Likewise.
269 * config/arm/coff.h: Likewise.
270 * config/arm/elf.h: Likewise.
271 * config/c4x/c4x.h: Likewise.
272 * config/h8300/h8300.h: Likewise.
273 * config/i386/cygwin.h: Likewise.
274 * config/i386/djgpp.h: Likewise.
275 * config/i386/i386-coff.h: Likewise.
276 * config/i386/i386-interix.h: Likewise.
277 * config/i386/sco5.h: Likewise.
278 * config/i386/vsta.h: Likewise.
279 * config/i386/win32.h: Likewise.
280 * config/i960/i960-coff.h: Likewise.
281 * config/ia64/sysv4.h: Likewise.
282 * config/m68hc11/m68hc11.h: Likewise.
283 * config/m68k/coff.h: Likewise.
284 * config/m68k/mot3300.h: Likewise.
285 * config/m88k/m88k.h: Likewise.
286 * config/mcore/mcore-pe.h: Likewise.
287 * config/mcore/mcore.h: Likewise.
288 * config/mips/elf.h: Likewise.
289 * config/mips/elf64.h: Likewise.
290 * config/mips/iris6.h: Likewise.
291 * config/pa/pa64-hpux.h: Likewise.
292 * config/rs6000/sysv4.h: Likewise.
293 * config/sh/sh.h: Likewise.
294 * config/sparc/litecoff.h: Likewise.
296 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
297 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
298 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
299 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
300 (ASM_OUTPUT_DESTRUCTOR): Remove.
301 * config/a29k/a29k.c: Move include of tree.h.
302 * config/a29k/udi.h: Delete file.
303 * config/alpha/alpha.c (vms_asm_out_constructor): New.
304 (vms_asm_out_destructor): New.
305 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
306 (EXTRA_SECTION_FUNCTIONS): Likewise.
307 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
308 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
309 * config/c4x/c4x.c: Move include of tree.h.
310 * config/clipper/clipper.c (clix_asm_out_constructor): New.
311 (clix_asm_out_destructor): New.
312 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
313 (ASM_OUTPUT_DESTRUCTOR): Remove.
314 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
315 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
316 (TARGET_ASM_CONSTRUCTOR): New.
317 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
318 (sco_asm_out_constructor): New.
319 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
320 * config/i386/svr3gas.h: Remove stack grows up code.
321 Remove code duplicated from i386/sysv3.h.
322 (TARGET_ASM_CONSTRUCTOR): New.
323 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
324 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
325 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
326 (TARGET_ASM_CONSTRUCTOR): New.
327 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
328 (m68hc11_asm_out_destructor): New.
329 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
330 (TARGET_ASM_DESTRUCTOR): New.
331 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
332 * config/m68k/dpx2.h: Properly undef all the bits inherited from
333 config/svr3.h pertaining to section manipulation.
334 * config/m68k/dpx2g.h: Remove #if 0 code.
335 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
336 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
337 (ASM_OUTPUT_CONSTRUCTOR): Remove.
338 (TARGET_ASM_CONSTRUCTOR): New.
339 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
340 (m88k_svr3_asm_out_constructor): New.
341 (m88k_svr3_asm_out_destructor): New.
342 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
343 (ASM_OUTPUT_DESTRUCTOR): Remove.
344 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
345 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
346 * config/rs6000/aix.h: Likewise.
347 * config/mips/rtems64.h: Don't undef removed constructor related bits.
348 * config/mips/vxworks.h: Likewise.
349 * config/rs6000/lynx.h: Likewise.
350 * config/sh/elf.h: Likewise.
351 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
352 (DTORS_SECTION_ASM_OP): New.
353 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
354 (ASM_OUTPUT_DESTRUCTOR): Remove.
355 * config/sparc/sol2-sld-64.h: Likewise.
356 * config/vax/vax.c (vms_asm_out_constructor): New.
357 (vms_asm_out_destructor): New.
358 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
359 (ASM_OUTPUT_DESTRUCTOR): Remove.
360 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
362 * doc/tm.texi (@node Initialization): Update.
364 2001-08-09 Richard Henderson <rth@redhat.com>
366 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
367 (__do_global_dtors_aux): Use gp-relative static data to avoid
368 one dynamic relocation.
369 (__do_frame_setup): Register Java classes.
370 * config/alpha/crtend.asm (__JCR_END__): New.
372 2001-08-09 Zack Weinberg <zackw@stanford.edu>
374 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
375 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
376 (GEN, STAGESTUFF): Add new files.
377 (insn-constants.h, s-constants, tm-preds.h, s-preds,
378 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
379 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
380 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
381 as well as insn-codes.h and insn-flags.h in config.h; and no
382 extra headers in tconfig.h and hconfig.h.
384 * gencodes.c: Eliminate code to generate predicate declarations
385 or #defines for md-file constants.
386 * genconstants.c, genpreds.c: New files.
388 * i386.md: Re-order guard expressions such that TARGET_64BIT
389 comes first, when this permits better optimization. Add
390 TARGET_64BIT to more x86-64 patterns. Add comment explaining
391 why this is desirable.
393 2001-08-09 Jakub Jelinek <jakub@redhat.com>
395 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
396 (find_fde_for_dso): Remove.
397 (_Unwind_IteratePhdrCallback): New.
398 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
399 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
401 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
403 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
404 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
406 2001-08-09 Graham Stott <grahams@redhat.com>
408 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
409 (vis_no_unit): Use it.
410 (visualize_no_unit): Add the insn only if room exists.
412 2001-08-09 Graham Stott <grahams@redhat.com>
414 * predict.c (estimate_probability): Replace magic numbers with
415 appropriate enumeration.
417 2001-08-09 Graham Stott <grahams@redhat.com>
419 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
421 (EXTRACT_FLAGS): Likewise.
423 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
425 * config/mips/mips.c (mips_legitimate_address_p): Check for
426 CONST_INT in last patch.
428 2001-08-08 Anthony Green <green@redhat.com>
430 * java/class.c (emit_register_classes): Use assemble_jcr if
431 possible. Keep the original mechanism as a fallback.
432 * defaults.h (JCR_SECTION_NAME): Define if we have named section
433 and weak symbol support.
434 * crtstuff.c (__JCR_LIST__): Define.
435 (__JCR_END__): Define.
436 (_Jv_RegiserClasses): Define weak symbol if possible.
437 (__do_global_ctors_aux): Register classes for ELF targets with
440 2001-08-08 Kazu Hirata <kazu@hxi.com>
442 * dbxout.c: Fix comment formatting.
443 * dependence.c: Likewise.
445 * diagnostic.c: Likewise.
446 * dominance.c: Likewise.
447 * doprint.c: Likewise.
448 * dwarf2out.c: Likewise.
449 * dwarfout.c: Likewise.
450 * emit-rtl.c: Likewise.
451 * except.c: Likewise.
452 * explow.c: Likewise.
453 * expmed.c: Likewise.
456 * fold-const.c: Likewise.
457 * function.c: Likewise.
459 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
461 * global.c (retry_global_alloc): Avoid shadowing allocno.
463 2001-08-08 Mark Mitchell <mark@codesourcery.com>
465 * except.c (remove_fixup_regions): Fix typo.
467 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
469 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
470 unsigned HOST_WIDE_INT to avoid warning.
471 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
472 * flow.c (set_block_for_new_insns): Likewise.
474 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
476 * sibcall.c (return_value_pseudo): New static variable.
477 (skip_copy_to_return_value): Handle return_value_pseudo.
478 (call_ends_block_p): Ensure that return_value_pseudo is set.
479 (optimize_sibling_and_tail_recursive_call): Discover the
480 load of pseudo return value in alternate exit block.
482 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
484 * calls.c (ECF_ALWAYS_RETURN): New constant.
485 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
486 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
487 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
488 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
489 * rtl.c (reg_note_name): New name.
490 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
492 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
494 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
496 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
498 * alias.c (get_alias_set): Return a previously calculated
499 alias set for a VAR_DECL.
500 * function.c (gen_mem_addressof): Calculate the alias set before
503 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
505 * predict.def: Set hitrates according our experimental run.
507 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
509 * i386.h (HARD_REGNO_RENAME_OK): New macro.
511 2001-08-08 H.J. Lu <hjl@gnu.org>
513 * config/mips/mips.c (mips_unique_section): New. Copied from
516 * config/mips/mips-protos.h (mips_unique_section): New
519 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
521 * config/mips/little.h: New. Generic little endian mips
522 targets. Only mips*-*-linux* is converted to use it so far.
524 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
525 (WCHAR_TYPE): Defined
526 (WCHAR_TYPE_SIZE): Likewise.
527 (INIT_SUBTARGET_OPTABS): Likewise.
528 (BSS_SECTION_ASM_OP): Likewise.
529 (SBSS_SECTION_ASM_OP): Likewise.
530 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
531 (ASM_DECLARE_OBJECT_NAME): Likewise.
532 (UNIQUE_SECTION): Likewise.
533 (EXTRA_SECTIONS): Likewise.
534 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
535 (ASM_OUTPUT_DESTRUCTOR): Likewise.
536 (ASM_OUTPUT_DEF): Likewise.
537 (HANDLE_SYSV_PRAGMA): Removed.
538 (NO_IMPLICIT_EXTERN_C): Likewise.
539 (TARGET_MEM_FUNCTIONS): Likewise.
540 (STARTFILE_SPEC): Likewise.
541 (ENDFILE_SPEC): Likewise.
542 (LIB_SPEC): Likewise.
543 (INVOKE__main): Likewise.
544 (CTOR_LIST_BEGIN): Likewise.
545 (CTOR_LIST_END): Likewise.
546 (DTOR_LIST_BEGIN): Likewise.
547 (DTOR_LIST_END): Likewise.
548 (SET_ASM_OP): Likewise.
549 (ASM_OUTPUT_SOURCE_LINE): Likewise.
550 (ASM_OUTPUT_DEF): Likewise.
551 (ASM_OUTPUT_IDENT): Likewise.
553 * config/mips/mips.h (ASM_SPEC): Undefine before define.
554 (CPLUSPLUS_CPP_SPEC): Likewise.
555 (ASM_APP_ON) Redefine only if not defined.
556 (ASM_APP_OFF): Likewise.
557 (ASM_OUTPUT_SOURCE_LINE): Likewise.
558 (ASM_OUTPUT_IDENT): Likewise.
560 * config.gcc: Update tm_file for Linux/mips.
562 2001-08-08 Bernd Schmidt <bernds@redhat.com>
564 * cselib.c (cselib_record_sets): If insn is predicated, turn
565 sources into IF_THEN_ELSEs.
567 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
568 Turn into define_insn_and_split.
570 * sched-deps.c: Include "cselib.h".
571 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
572 Use cselib to turn memory addresses into VALUEs.
573 (sched_analyze): Call cselib_init/cselib_finish if necessary.
574 * sched-int.h (struct sched_info): New member USE_CSELIB.
575 * sched-ebb.c (ebb_sched_info): Initialize it.
576 * sched-rgn.c (rgn_sched_info): Likewise.
577 * Makefile.in (sched-deps.o): Update dependencies.
579 * cselib.h (cselib_subst_to_values): Declare.
580 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
581 that have no value and autoincs to be handled by generating a new
584 2001-08-08 Graham Stott <grahams@redhat.com>
586 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
587 within fixed length SEQUENCE.
589 2001-08-08 Graham Stott <grahams@redhat.com>
591 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
592 (diagnostic_prefixing_rule): Likewise.
593 (diagnostic_line_cutoff): Likewise.
594 (diagnostic_kind_count): Likewise.
596 2001-08-08 Graham Stott <grahams@redhat.com>
598 * alias.c (find_base_decl): Delete redundent assignment.
600 2001-08-08 Graham Stott <grahams@redhat.com>
602 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
603 (abs): Uppercase and paranthesize macro parameter.
604 (MEM_DEPENDENCY): Add whitespace.
606 2001-08-08 Graham Stott <grahams@redhat.com>
608 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
609 failure check for CONST_INT
611 2001-08-08 Graham Stott <grahams@redhat.com>
613 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
614 (libcall_dead_p): Likewise.
616 (mark_used_regs): Constify fmt.
617 (find_use_as_address): Likewise.
619 2001-08-08 Graham Stott <grahams@redhat.com>
621 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
624 2001-08-08 Graham Stott <grahams@redhat.com>
626 * combine.c (combine_simplify_rtx): Update comment and
627 remove erroneous test.
629 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
631 * cppinit.c (cpp_finish): Pop the final buffer without comment.
632 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
633 take care to avoid multiple no-newline at EOF warnings in that
636 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
638 * calls.c (expand_call): Do not emit INSN_SETJMP note.
639 (emit_library_call_value_1): Likewise.
640 (emit_call_1): Emit REG_SETJMP note.
641 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
643 * cselib.c (cselib_process_insn): Likewise.
644 * flow.c (propagate_block): Likewise.
645 * loop.c (find_and_verify_loops): Likewise.
646 * reload.c (find_equiv_regs): Likewise.
647 * reload1.c (reload): Likewise.
648 * resource.c (mark_referenced_resources,
649 mark_set_resources): Likewise.
650 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
651 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
652 * haifa-sched.c (unlink_other_notes): Likewise.
653 (reemit_notes): Likewise.
654 * sched-ebb.c (sched_ebb): Likewise.
655 * sched-rgc.c (sched_region): Likewise.
656 * rtl.c (note_insn_name): Likewise.
657 (reg_note_name): Add REG_SETJMP
658 * rtl.h (reg_note): Add REG_SETJMP.
659 (insn_note): Remove NOTE_INSN_SETJMP.
661 * profile.c (branch_prob): Add fake edges for setjmp.
663 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
665 * config.gcc: Quote target_cpu_default2 correctly for
666 powerpc*-*-* targets.
668 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
670 * cpplib.h, line-map.h: Update comments.
671 * cppmain.c (printer_init): Move inline.
672 (maybe_print_line, print_line): Take a map pointer.
673 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
674 (cb_file_change): Don't use prior value of print.map.
676 2001-08-07 David Edelsohn <edelsohn@gnu.org>
678 * doc/install.texi: Document fine-grained multilib configuration.
680 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
682 * rtlanal.c (find_first_parameter_load): Call note_stores
683 only on the instructions.
685 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
687 * alias.c (nonlocal_mentioned_p):
688 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
689 * calls.c (emit_call_1): Likewise.
690 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
691 * cselib.c (cselib_process_insn): Likewise.
692 * df.c (df_insns_modify): Likewise.
693 * flow.c (need_fake_edge_p): Likewise.
694 (propagate_one_insn): Likewise.
695 * haifa-sched.c (reemit_notes): Likewise.
696 * integrate.c (copy_insn_list): Likewise.
697 * jump.c (delete_prior_computation): Likewise.
698 * local-alloc.c (validate_equiv_mem): Likewise.
699 * loop.c (scan_loop): Likewise.
700 * predict.c (estimate_probability): Likewise.
701 * reload.c (reload): Likewise.
702 * sched-deps (sched_analyze): Likewise.
703 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
704 * gcse.c (compute_hash_table): Likewise.
705 (mark_call): Likewise.
706 (store_killed_in_insn): Likewise.
708 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
710 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
712 2001-08-06 Richard Henderson <rth@redhat.com>
714 * varasm.c (assemble_gc_entry): Remove.
715 * output.h: Likewise.
717 2001-08-06 Richard Henderson <rth@redhat.com>
719 * varasm.c (assemble_constructor): Take a symbol_ref and a
720 priority instead of a bare string. Move priority handling
721 here from cp/decl2.c.
722 * output.h: Update decls.
724 * c-decl.c (c_expand_body): Update calls to assemble_constructor
725 and assemble_destructor.
726 * profile.c (output_func_start_profiler): Likewise.
727 * objc/objc-act.c (finish_objc): Likewise.
728 (build_module_descriptor): Return the symbol not the symbol name.
730 2001-08-06 David Edelsohn <edelsohn@gnu.org>
732 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
733 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
734 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
735 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
736 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
737 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
739 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
741 * cpperror.c (print_containing_files): Moved to line-map.c.
742 (print_location): line-map.c handles re-listing or otherwise.
743 * cpphash.h (struct lexer_state): Remove next_bol.
744 (struct cpp_buffer): Remove include_stack_listed.
745 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
746 Remove faked buffer handling.
747 (_cpp_do_file_change): Tweak.
748 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
749 * cppmain.c (struct printer): Remove filename.
750 (print_line, cb_file_change): Update accordingly.
751 * line-map.c: Include intl.h.
752 (init_line_maps): Initialize last_listed.
753 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
754 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
755 (print_containing_files): New.
756 * line-map.h (struct line_maps): New member last_listed.
757 (print_containing_files, INCLUDED_FROM): New.
758 * Makefile.in: Update.
759 * po/POTFILES.in: Add line-map.c.
761 2001-08-06 Richard Henderson <rth@redhat.com>
763 * except.c (convert_from_eh_region_ranges_1): Never mark
764 USE or CLOBBER insns as throwing.
766 * expr.c (store_constructor): Don't clobber memory targets.
768 2001-08-06 Andreas Jaeger <aj@suse.de>
770 * profile.c (branch_prob): Remove unused variable insn.
772 * Makefile.in (local-alloc.o): Add dependency on except.h.
774 * local-alloc.c: Include except.h for can_throw_internal prototype.
776 2001-08-06 Richard Henderson <rth@redhat.com>
778 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
779 * function.c (expand_main_function): Implement it.
780 * doc/tm.texi: Document it.
782 2001-08-06 Stan Shebs <shebs@apple.com>
784 * doc/install.texi: Document powerpc-*-darwin* details.
786 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
788 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
789 (ASM_CPU_SPEC): Move back to rs6000.h
790 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
792 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
794 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
797 * config/rs6000/linux64.h: Ditto.
799 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
800 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
803 Remove accidently readded definitions of FUNCTION_PROLOGUE,
804 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
806 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
809 2001-08-05 Richard Henderson <rth@redhat.com>
811 * local-alloc.c (update_equiv_regs): Do not move insns that
814 2001-08-05 Jan Hubicka <jh@suse.cz>
816 * Makefile.in (reload1.o): Add dedendancy on except.h
817 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
819 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
820 indicating wehther edges has been cleaned up.
821 * reload1.c: Inlucde except.h
822 (fixup_abnormal_edges): Accept deleted insns.
823 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
826 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
828 * cpplib.c (do_line): Correct line number after pop_buffer.
830 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
833 * line-map.c: Update comments.
834 * line-map.h: Update comments.
835 * tradcif.y: Don't consider large numbers unsigned.
837 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
840 * c-lex.c (map): New.
841 (cb_file_change): Update map and use it.
842 (cb_def_pragma, cb_define, cb_undef): Use map and line.
843 (c_lex): Update to use map.
844 * cpperror.c (print_location): Move to using logical line numbers.
845 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
846 (cpp_make_system_header): Similarly.
847 (_cpp_execute_include): Stop line numbering hacks. Store the
848 line we will return to.
849 * cpphash.h (CPP_BUF_LINE): Remove.
850 (struct cpp_buffer): Remove lineno and pseudo_newlines.
851 Add map and return_to_line.
852 (_cpp_do_file_change): Update.
853 * cppinit.c (cpp_start_read): Update line kludge.
854 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
855 (trigraph_ok): Use logical line numbers for diagnostics.
856 (skip_block_comment): Likewise.
857 (skip_whitespace): Likewise.
858 (skip_line_comment): Use pfile->line instead.
859 (_cpp_lex_token): Update to use logical line numbering exclusively.
860 Handle BOL locally. Accept new lines in directives, but keep
861 pfile->line decremented. Diagnostics use logical lines. Update
863 * cpplib.c (SEEN_EOL): New.
864 (skip_rest_of_line, check_eol): Use it.
865 (end_directive): Increase line number when accepting the newline
866 at the end of a directive.
867 (run_directive): Simplify.
868 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
869 (_cpp_do_file_change): Update to take buffer line number as an
870 argument, and store the current map in the cpp_reader. Remove
872 (_cpp_do__Pragma): Restore output position after a _Pragma.
873 (cpp_push_buffer): Don't set output line or lineno.
874 (_cpp_pop_buffer): Transfer more info from a faked buffer.
875 Remove line kludge. Set output_line.
876 * cppmacro.c (builtin_macro): Update handling of __LINE__.
877 (parse_arg): Use logical lines.
878 (save_lookahead_token): Save EOFs too now.
879 * cppmain.c (struct printer): Fix comments.
880 (printer_init): Simplify, let caller do errors.
881 (scan_translation_unit, check_multiline_token, dump_macro): Update.
882 (maybe_print_line): Simplify.
883 (print_line): Don't print a linemarker if -P.
884 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
885 (cb_file_change): Simplify.
886 * line-map.h (LAST_SOURCE_LINE): Fix.
887 (CURRENT_LINE_MAP): New.
889 2001-08-05 Bernd Schmidt <bernds@redhat.com>
891 * doloop.c (doloop_modify_runtime): Properly compute number of
892 iterations if loop was unrolled.
894 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
895 if their CSELIB_VAL_PTRs are.
897 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
898 (setup_spill_pointers): Initialize it.
899 (spill_restore_mem): Set it.
900 (do_spill, do_restore): Use it to add REG_INC note.
901 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
903 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
904 asms if other insns are available.
906 * config/ia64/ia64.c (condop_operator): New predicate.
907 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
908 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
911 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
912 temporary register than directly using a MEM.
914 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
916 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
917 parameter in last change.
919 2001-08-04 Zack Weinberg <zackw@panix.com>
921 * sparc.md: Don't use #if inside C test expression.
923 2001-08-04 Richard Henderson <rth@redhat.com>
925 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
927 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
929 * cpphash.h (struct cpp_reader): New member directive_line.
930 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
931 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
932 do_pragma): Pass line to callbacks.
933 (start_directive): Record line of directive.
934 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
935 cb_include): Similarly.
936 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
939 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
941 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
944 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
946 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
948 * reload1.c (fixup_abnormal_edges): New static function.
951 * flow.c (need_fake_edge_p): New function.
952 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
953 avoid call insn to be very last insn in the insn stream.
955 * profile.c (branch_prob): Call flow_call_edges_add instead of
956 doing that by hand; cleanup cfg to re-merge basic blocks once
959 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
961 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
962 are also on line-map.h.
963 * cppfiles.c (stack_include_file): Update.
964 * cpphash.h (struct cpp_buffer): New member return_at_eof.
965 (_cpp_pop_buffer): New.
966 * cppinit.c (cpp_destroy, cpp_finish): Update.
967 (do_includes): Mark each buffer to return at EOF.
968 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
970 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
971 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
972 * cpplib.h (cpp_pop_buffer): Remove.
973 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
974 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
976 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
978 (do_preprocessing): Update.
979 * fix-header.c (read_scan_file): Update. No need to pop buffers.
980 * c-parse.in (_yylex): Similarly.
981 * scan-decls.c (scan_decls): Similarly.
982 * line-map.h: Update comments.
984 * objc/Make-lang.in (objc-act.o): Update dependencies.
986 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
988 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
989 and soft register for operand 0.
990 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
992 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
994 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
995 register for operand 0.
996 ("bitcmpqi_z_used"): Allow memory for operand 0.
997 (split "bitcmpqi"): New split to handle address reg as operand 1.
999 2001-08-04 Andreas Jaeger <aj@suse.de>
1001 * gcse.c: Revert Daniel's last patch.
1003 2001-08-03 Zack Weinberg <zackw@stanford.edu>
1005 * sparc-protos.h: Add prototypes for fp_zero_operand and
1007 * sh-protos.h: Add prototype for fpul_operand.
1009 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
1011 * doc/extend.texi (Other Builtins): Fix typo in last change.
1013 2001-08-03 Richard Henderson <rth@redhat.com>
1015 * target.h (gcc_target): Add asm_out.named_section,
1016 section_type_flags, have_named_sections.
1017 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
1018 (TARGET_HAVE_NAMED_SECTIONS): New.
1019 (TARGET_SECTION_TYPE_FLAGS): New.
1021 * Makefile.in (toplev.o): Depend on TARGET_H.
1022 (varasm.o, dbxout.o): Likewise.
1023 * c-common.c (decl_attributes): Check targetm.have_named_sections
1024 instead of ifdef ASM_OUTPUT_SECTION_NAME.
1025 * dbxout.c (dbxout_function_decl): Likewise.
1026 (dbxout_function_end): Likewise.
1027 * toplev.c (compile_file): Likewise.
1028 * varasm.c (exception_section): Likewise.
1029 * cp/decl2.c (finish_objects): Likewise.
1031 * defaults.h (EH_FRAME_SECTION): Remove.
1032 (EH_FRAME_SECTION_ASM_OP): Remove.
1033 (EH_FRAME_SECTION_NAME): New.
1034 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
1035 (UNIQUE_SECTION_P): Remove.
1036 * dwarf2out.c (SECTION_FORMAT): Remove.
1037 (ASM_OUTPUT_SECTION): Remove.
1038 (output_call_frame_info): Use named_section_flags.
1039 (output_comp_unit, dwarf2out_start_source_file): Likewise.
1040 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
1041 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
1042 * varasm.c (in_eh_frame, eh_frame_section): Remove.
1043 (named_section_flags): New.
1044 (named_section): Use it and targetm.section_type_flags.
1045 (resolve_unique_section): New.
1046 (assemble_start_function): Use it.
1047 (asm_emit_uninitialised, assemble_variable): Likewise.
1048 (default_section_type_flags): New.
1049 (default_no_named_section, default_elf_asm_named_section): New.
1050 (default_coff_asm_named_section, default_pe_asm_named_section): New.
1051 * output.h: Update varasm.c decls.
1052 (SECTION_*): New flags.
1054 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
1055 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
1057 * config/elfos.h (UNIQUE_SECTION_P): Remove.
1058 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
1059 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
1060 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
1061 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
1062 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
1063 * config/mips/elf.h, config/mips/elf64.h: Likewise.
1064 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
1065 * config/pa/pa64-hpux.h,
1067 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
1068 (TARGET_ASM_NAMED_SECTION): New.
1069 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
1070 * config/alpha/vms.h, config/arm/coff.h: Likewise.
1071 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
1072 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
1073 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
1074 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
1075 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
1076 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
1077 * config/i386/sco5.h, config/i386/win32.h: Likewise.
1078 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
1079 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
1080 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
1081 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
1082 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
1083 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
1084 * config/sparc/sysv4.h: Likewise.
1086 * config/nextstep.h: Error until named sections implemented.
1088 * config/a29k/a29k.c (a29k_asm_named_section): New.
1089 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
1090 (vms_section_type_flags, vms_asm_named_section): New.
1091 * config/arm/arm.c (arm_elf_asm_named_section): New.
1092 * config/avr/avr.c (asm_output_section_name): Remove.
1093 * config/avr/avr-protos.h: Update.
1094 * config/c4x/c4x.c (c4x_asm_named_section): New.
1095 * config/h8300/h8300.c (h8300_asm_named_section): New.
1096 * config/i386/i386.c (sco_asm_named_section): New.
1097 * config/i386/winnt.c (SECTION_PE_SHARED): New.
1098 (i386_pe_section_type_flags): New.
1099 (i386_pe_asm_named_section): New.
1100 * config/i386/i386-protos.h: Update.
1101 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
1102 * config/mcore/mcore.c (mcore_asm_named_section): New.
1103 * config/mips/mips.c (iris6_asm_named_section): New.
1104 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
1105 instead of UNIQUE_SECTION_P.
1106 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
1107 (xcoff_asm_named_section): New.
1108 * config/sh/sh.c (sh_asm_named_section): New.
1109 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
1111 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
1112 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
1113 (EH_FRAME_SECTION_NAME): New.
1114 (EXCEPTION_SECTION): New.
1115 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
1116 (DEBUG_*_SECTION): Remove.
1117 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
1118 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
1119 (EH_FRAME_SECTION_ASM_OP): Remove.
1121 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
1122 (ASM_OUTPUT_SECTION_NAME): Remove.
1123 (TARGET_ASM_NAMED_SECTION): New.
1124 (TARGET_HAVE_NAMED_SECTIONS): New.
1125 (TARGET_SECTION_TYPE_FLAGS): New.
1126 (EH_FRAME_SECTION_ASM_OP): Remove.
1127 (EH_FRAME_SECTION_NAME): New.
1129 2001-08-03 Zack Weinberg <zackw@stanford.edu>
1131 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
1132 for complex expressions when cfun == 0.
1133 * doc/extend.texi: Document that __builtin_constant_p can be
1134 used in data initializers as well as functions.
1136 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
1138 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
1139 variable I locally, instead of expecting a declaration in the
1142 2001-08-03 Richard Henderson <rth@redhat.com>
1144 * except.c (collect_one_action_chain): Add an explicit cleanup
1145 action if regions surrounding a catch were encoded entirely
1146 within the call-site entry.
1148 2001-08-03 Richard Henderson <rth@redhat.com>
1150 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
1151 don't take REGNO of a non-register.
1153 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1155 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
1156 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
1157 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
1158 (__gthread_mutex_init_function): New function for mutex initialization.
1160 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1162 * Makefile.in: Revert screwed up commit.
1164 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1166 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
1167 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
1168 merged by linker script to get a final _exit().
1169 (__do_global_dtors): New for destructor handling in specific exit
1171 (__do_global_ctors): New for constructors in specific install section.
1172 (__map_data_section): Map data sections before running constructors.
1173 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
1174 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
1175 (DTORS_SECTION_ASM_OP): Likewise.
1176 (CTORS_SECTION_FUNCTION): Define to force a reference to
1178 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
1180 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1182 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
1184 * Makefile.in: Add df.h to gcse.c dependencies.
1186 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1188 * varasm.c (output_constant_def_contents): Use for the length of a
1189 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
1190 depending on which is larger.
1192 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1194 * gcse.c: Include df.h for use as a dataflow analyzer.
1196 Declaration of reg_set_info: gone.
1197 New df_analyzer variable used by store motion.
1198 (reg_set_info): Deleted.
1199 (mark_mem_regs): New function, analyze regs used by a mem.
1200 (store_ops_ok): Use dataflow analyzer results to determine if
1201 necessary regs are changed in the block.
1202 (find_moveable_store): Remove check for symbol ref, we can handle
1203 much more complex expressions now.
1204 (compute_store_table): Remove most of the code, it's unnecessary
1205 now that the dataflow analyzer records the info for us.
1206 (store_killed_after): Add parameter to say whether to do the
1207 store_ops_okay test, used to speed up testing when we already know
1208 the answer, and just want to know if the store itself was killed.
1209 (build_store_vector): Largely rewritten to calculate the various
1210 vectors properly, and somewhat optimized.
1211 (store_motion): Init the df_analyzer, get REG_DEF chains.
1212 Also handle trapping expressions (since mems almost always trap)
1213 (simple_mem): Redefine what a simple mem is.
1215 2001-08-03 DJ Delorie <dj@redhat.com>
1217 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
1218 set from a constant part of the condition.
1220 2001-08-01 Andrew Cagney <ac131313@redhat.com>
1222 * mkdeps.c (deps_add_default_target): Make local variable
1223 ``start'' a const char pointer.
1224 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
1226 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1228 * doc/install.texi (Configuration): Fix markup.
1229 (Specific, i?86-*-udk): Likewise.
1230 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
1232 Document --enable-threads and --enable-libgcj status.
1233 (Specific, mips-sgi-irix*): Canonicalize triples.
1234 (Specific, mips-sgi-irix5): Warn about problems with this config.
1235 Mention required GNU as patch.
1236 Native assembler problems are fixed.
1237 (Specific, mips-sgi-irix6): Update O32 ABI support status.
1238 Document --enable-threads and --enable-libgcj status.
1240 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1242 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
1245 2001-08-03 Richard Henderson <rth@redhat.com>
1247 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
1250 2001-08-03 Richard Henderson <rth@redhat.com>
1252 * rtlanal.c (find_first_parameter_load): Stop if we
1253 reach a CODE_LABEL at BOUNDARY.
1255 2001-08-03 Richard Henderson <rth@redhat.com>
1257 * config/alpha/alpha.md (force_movdi): New insn.
1258 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
1259 Tweek FRP marking of VMS prologue insns.
1260 * config/alpha/vms.h (EPILOGUE_USES): New.
1262 2001-08-02 Richard Henderson <rth@redhat.com>
1264 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
1266 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1268 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
1269 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
1270 config/convex/convex.h, config/d30v/d30v.c,
1271 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1272 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
1273 config/mips/mips.h, config/mn10200/mn10200.h,
1274 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
1275 config/v850/v850.h, config/vax/openbsd.h,
1276 config/vax/openbsd1.h, config/vax/ultrix.h,
1277 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
1278 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
1279 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
1280 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
1281 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
1282 in comments and documentation.
1284 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1288 * Makefile.in (line-map.o): New.
1289 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
1290 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
1291 * cpperror.c (print_containing_files): Similarly.
1292 (print_location): Update. Don't output a space before _Pragma.
1293 * cppfiles.c (stack_include_file): Set to line 1 immediately.
1294 (stack_include_filee, cpp_make_system_header): Update.
1295 (_cpp_execute_include): Get logical line number right for calling
1296 as-yet-unterminated #include.
1297 * cpphash.h (struct cpp_reader): Add line_maps.
1298 (_cpp_do_file_change): Update.
1299 * cppinit.c (cpp_create_reader): Initialize line maps.
1300 (cpp_destroy): Destroy line maps.
1301 (cpp_start_read): Get logical line number right.
1302 * cpplex.c (parse_string): Only warn once for multi-line strings.
1303 Use boolean variable for null warning.
1304 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
1306 (do_include_common): End the directive early.
1307 (do_line): Don't warn about out-of-range lines in preprocessed
1308 source. Update. Remove unused variables.
1309 (_cpp_do_file_change): Update for new line mapping.
1310 (pragma_cb): New typedef.
1311 (cpp_register_pragma): Stop looking ahead before calling the
1313 (do_pragma_system_header): End directive early.
1314 (cpp_get_line_maps): New.
1315 (cpp_pop_buffer): Fudge logical line. Update.
1316 * cpplib.h: Include line-map.h
1317 (enum cpp_fc_reason): Remove.
1318 (struct cpp_file_change): Update.
1319 (cpp_get_line_maps): New.
1320 * cppmain.c (struct_printer): New member map.
1321 (cb_file_change): Update for new mappings.
1322 * fix-header.c (cb_file_change): Similarly.
1324 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1326 * Makefile.in (libgcc.mk): Define mkinstalldirs.
1327 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
1329 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1331 * config/vax/vax.c: include expr.h.
1333 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1335 * Makefile.in ($(srcdir)/configure): Only rebuild in
1337 ($(srcdir)/config.in): Only define in maintainer mode.
1338 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
1340 2001-08-02 David Edelsohn <edelsohn@gnu.org>
1342 * doc/install.texi (Install GCC: Binaries): Update Bull info.
1344 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1346 * gcc.c (set_collect_gcc_options): New function, split out from
1348 Ignore elided switches.
1349 (do_spec_1): Invoke before executing command.
1350 (set_input): Export.
1351 Move declaration ...
1352 * gcc.h (set_input): ... here.
1353 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1356 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
1359 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
1361 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
1363 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
1365 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
1366 for the unnamed instructions it expands to.
1368 2001-08-02 Richard Henderson <rth@redhat.com>
1370 * regclass.c (call_really_used_regs): Conditionally define.
1371 (init_reg_sets_1): Don't use it if not defined.
1372 (fix_register): Similarly, don't set it.
1374 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1376 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
1377 Correct comment that had been missed in the previous change.
1379 2001-08-01 Stan Shebs <shebs@apple.com>
1381 * config/darwin.c (machopic_stub_name): Try matching by name.
1382 (update_stubs): New function.
1383 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
1386 2001-08-01 Richard Henderson <rth@redhat.com>
1388 * except.c (output_function_exception_table): Use assemble_align.
1389 * varasm.c (assemble_eh_label): Remove.
1390 (assemble_eh_align, assemble_eh_integer): Remove.
1392 2001-08-01 Robert Lipe <robertl@caldera.com>
1394 * dwarfout.c: Remove reference to README.DWARF.
1396 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
1398 * regclass.c (call_really_used_regs): New array for registers which
1399 are actually used by a call.
1400 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
1402 (fix_register): Set call_really_used too.
1403 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
1404 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
1406 2001-08-01 Richard Henderson <rth@redhat.com>
1408 * read-rtl.c (read_name): Consider \r whitespace.
1410 2001-07-11 Andrew Cagney <ac131313@redhat.com>
1412 * config.gcc: Recognize powerpc-*-netbsd*.
1414 * doc/install.texi (Host/target specific installation notes for
1415 GCC): Mention powerpc-*-netbsd*.
1417 * config/rs6000/netbsd.h: New file.
1418 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
1419 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
1420 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
1421 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
1422 (TARGET_VERSION): Redefine.
1424 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
1425 mcall-netbsd as a match for mcall-sysv.
1426 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
1427 (ncrti.S, ncrtn.S): New targets.
1428 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
1430 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
1431 "netbsd' as a V4 ABI.
1432 (ASM_SPEC): Check for -mcall-netbsd.
1433 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
1434 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
1435 (LIB_SPEC, ENDFILE_SPEC): Ditto.
1436 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
1437 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
1438 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
1439 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
1441 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
1442 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
1444 2001-08-01 Mark Kettenis <kettenis@gnu.org>
1446 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
1447 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
1448 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
1449 including "unwind-pe.h".
1451 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1453 * rs6000.md (define_splits): Kill unused constraints.
1455 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
1456 Jan Hubicka <jh@suse.cz>
1458 * function.c (thread_prologue_and_epilogue_insns): Kill code
1459 dealing with non-existent CFG.
1461 2001-08-01 Kazu Hirata <kazu@hxi.com>
1463 * alias.c: Fix comment formatting.
1464 * bitmap.c: Likewise.
1465 * builtins.c: Likewise.
1466 * calls.c: Likewise.
1467 * c-common.c: Likewise.
1468 * c-decl.c: Likewise.
1469 * c-dump.c: Likewise.
1470 * c-lex.c: Likewise.
1471 * collect2.c: Likewise.
1472 * combine.c: Likewise.
1473 * conflict.c: Likewise.
1474 * cppfiles.c: Likewise.
1475 * cppinit.c: Likewise.
1476 * cpplex.c: Likewise.
1477 * cpplib.c: Likewise.
1478 * cppmacro.c: Likewise.
1479 * cppspec.c: Likewise.
1480 * c-pragma.c: Likewise.
1481 * crtstuff.c: Likewise.
1483 * cselib.c: Likewise.
1484 * c-semantics.c: Likewise.
1485 * c-typeck.c: Likewise.
1487 2001-08-01 H.J. Lu <hjl@gnu.org>
1489 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
1491 2001-08-01 H.J. Lu <hjl@gnu.org>
1493 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
1495 2001-08-01 Ziemowit Laski <zlaski@apple.com>
1497 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
1498 contextualizing Objective-C class name lookup by the lexer.
1499 (typespec_reserved_nonattr): Disable ObjC class name lookup after
1501 (protocoldef): Add support for forward @protocol declarations.
1502 (yylexname): Suppress ObjC class name lookup in certain contexts;
1503 re-enable after lookup is complete.
1504 (_yylex): Re-enable ObjC class name lookup when certain
1505 punctuation marks are seen.
1507 * objc/objc-act.c (check_protocol_recursively): New function used
1508 for finding circular dependencies in protocols.
1509 (objc_declare_protocols): New function for handling forward
1510 @protocol declarations.
1511 (receiver_is_class_object): Detect the case when 'self' is used
1512 inside of a class method.
1513 (build_message_expr): Issue a warning if class method is desired
1514 but instance method is found instead.
1515 (conforms_to_protocol): Streamline.
1516 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
1517 protocol Foo, even if 'Bar foo' does not.
1518 (check_protocols): Streamline.
1519 (start_protocol): Add checks for circular and duplicate protocol
1521 (encode_aggregate_within): For typedefs of structs, encode the
1523 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
1524 (objc_declare_protocols): New prototype.
1526 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1528 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
1529 * cpplex.c (handle_newline): Update prototype. Maintain logical
1531 (skip_escaped_newlines, skip_block_comment, parse_string):
1533 (_cpp_lex_token): Update, and store token position within the token.
1534 * cpplib.h (struct cpp_token): Add line and column entries.
1535 * cppmacro.c (replace_args): Position stringified tokens correctly.
1537 2001-08-01 Andreas Jaeger <aj@suse.de>
1539 * basic-block.h: Add prototype for last_loop_beg_note.
1541 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
1543 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
1544 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
1546 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
1547 while handling WITH_CLEANUP_EXPR node. Use second operand calling
1548 expand_decl_cleanup.
1549 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
1551 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
1552 operand while calling simple_cst_equal.
1553 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
1554 operand is the cleanup expression, the third is the RTL_EXPR.
1555 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
1557 2001-07-31 Jeff Sturm <jsturm@one-point.com>
1559 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
1561 2001-07-31 matthew green <mrg@eterna.com.au>
1563 * config.gcc (i386-*-netbsdelf): New description.
1564 * config/i386/netbsd-elf.h: New file.
1566 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
1568 * loop.c (check_dbra_loop): Use single_set to compute
1571 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
1573 PowerPC reorg and support for powerpc64-*-linux*.
1575 Also fixes emitting of constants on 32 bit and 64 bit
1578 * config.gcc: powerpc64-*-linux* is a new target.
1579 Things that needed aix.h now also include xcoff.h
1581 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1583 Move AIX specific stuff into aix.h.
1584 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1585 with more than just XCOFF now.
1586 (SET_ASM_OP): Remove, now defined where needed.
1587 (FUNCTION_PROLOGUE): New macro definition.
1588 (FUNCTION_EPILOGUE): New macro definition.
1589 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1591 * config/rs6000/xcoff.h: New file.
1593 * config/rs6000/linux64.h: New file.
1595 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1597 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1599 * rs6000.c (print_operand_address): Handle ELF syntax.
1600 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1601 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1602 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1604 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1606 * rs6000.c (rs6000_override_options): Only disable
1607 flag_function_sections for XCOFF.
1608 (exact_log2_cint_operand): New predicate.
1609 (reg_or_{add,sub}_cint64_operand): New predicates.
1610 (add_operand): Compare CONST_INT with fewer function calls.
1611 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1612 (print_operand, case 'p'): Ensure positive operand.
1613 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1614 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1615 (PREDICATE_CODES): Add new predicates.
1616 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1617 (divsi3, modsi3): Ensure positive power-of-2.
1618 (adddi3): Use new predicate. Split 32-bit constants more
1619 correctly. Re-arrange splitter to handle any constant.
1620 (subdi3): Use new predicate.
1621 (divdi3, moddi3): Ensure positive power-of-2.
1622 (movdi): Use rs6000_emit_set_const.
1623 (load_toc_v4_pic_di): Delete.
1625 2001-07-31 Graham Stott <grahams@redhat.com>
1627 * function.c (pad_below): Revert 2001-07-26 patch.
1629 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1631 * reg-stack (convert_regs_1): Fix best edge condition.
1633 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1635 * jump.c (duplicate_loop_exit_test): Better test for jumps
1636 entering the loop; create loop pre_header.
1638 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1640 * doc/install.texi: Add s390 and s390x as new targets.
1641 * doc/invoke.texi: Add documantation of S/390 and zSeries
1643 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1645 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1647 * config/m68k/m68k.md: Replace all general_operand with
1648 nonimmediate_operand for all destinations.
1649 * config/m68k/m68k.c (not_sp_operand): Likewise.
1651 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1653 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1655 2001-07-30 Richard Henderson <rth@redhat.com>
1657 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1658 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1660 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1662 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1663 Add missing doc strings
1664 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1665 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1667 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1669 * i386.c (ix86_output_main_function_alignment_hack): New function.
1670 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1672 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1673 edges by EDGE_DFS_BACK flag.
1674 (dump_edge_info): Add dfs_back flag.
1675 * basic-block.h (EDGE_DFS_BACK): New constant.
1676 (mark_dfs_back_edges): Declare.
1677 * alias.c (loop_p): Remove.
1678 (mark_constant_function): Use mark_dfs_back_edges.
1680 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1681 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1682 (compensate_edge): Break out from ...
1683 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1684 (convert_regs_2): Set block_done once block is really done;
1685 Do updating of the predecesors counts.
1687 * toplev.c (rest_of_compilation): Recompute block_for_insn
1688 before post-reload cfg_cleanup.
1689 * function.c (thread_prologue_epilogue_insns):
1690 Call set_block_for_new_insns when emitting prologue directly.
1692 2001-07-30 Andreas Jaeger <aj@suse.de>
1694 * jump.c: Add prototype for mark_modified_reg.
1696 * cse.c (set_live_p): Add unused attribute.
1698 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1700 (scan_for_source_files): Use long for count to avoid overflow.
1701 (output_data): Likewise.
1702 (output_data): Don't use string concatatenation to silence gcc
1705 * predict.c: Fix typos and grammar.
1707 * gcse.c (insert_insn_end_bb): Remove unused variables.
1709 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1711 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1712 (attempt_auto_inc): LIkewise.
1713 (mark_used_reg): Likewise.
1714 (try_pre_increment_1): Likewise.
1715 * regclass.c (regclass): Likewise.
1716 * global.c (allocno_compare): Update comment; change scaling factor.
1717 * local-alloc.c (QTY_CMP_PRI): Likewise.
1718 * regs.h (REG_FREQ_FROM_BB): New.
1719 (REG_FREQ_MAX): Likewise.
1721 2001-07-30 H.J. Lu <hjl@gnu.org>
1723 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1726 2001-07-30 H.J. Lu (hjl@gnu.org)
1728 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1729 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1730 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1732 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1734 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1735 as -mthumb-interwork when -mcpu=arm7 is specified.
1737 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1739 * predict.def (noreturn, loop branch, loop exit): Mark as first
1742 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1744 * combine.c (try_combine): Avoid barrier after noop jumps.
1746 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1748 * cpphash.h (struct cpp_reader): Remove import_warning.
1749 * cpplib.c (skip_rest_of_line): Don't bother turning off
1751 (parse_include): Move include handling to...
1752 (do_include_common): ... here. Move import warning from...
1753 (do_import): ... here.
1754 (do_pragma_poison): Don't do a callback for poison identifiers.
1755 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1756 * cppmain.c (setup_callbacks): Similarly.
1758 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1760 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1761 handle multiple sets.
1762 * except.c (sjlj_mark_call_sites): .... here.
1763 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1765 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1767 Suggested by Richard Henderson and Richard Kenner:
1768 * combine.c (recog_for_combine): Use the fake recog
1769 only if instruction does not match.
1770 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1771 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1773 * combine.c (try_combine): Discover noop jump as direct jump.
1775 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1777 * df.c (df_rd_global_compute): Add successors to worklist, not
1779 (df_ru_global_compute): Ditto.
1781 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1783 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1784 increment REG_N_SETS.
1786 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1788 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1790 * sbitmap.c (sbitmap_a_xor_b): New function.
1791 ifdef the basic block stuff on IN_GCC.
1793 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1795 * cppexp.c (parse_defined): Always record the macro name.
1796 (lex): Don't worry about identifiers, or special-case
1798 (_cpp_parse_expr): Figure out at the end of the routine
1799 whether we saw a valid !defined() expression.
1800 * cppfiles.c (stack_include_file): Update for mi_valid.
1801 (_cpp_pop_file_buffer): Similarly.
1802 * cpplex.c (_cpp_lex_token): Similarly.
1803 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1804 mi_if_not_defined, mi_lexed): Remove.
1806 * cpplib.c (do_if): Simplify.
1807 (do_endif, push_conditional, _cpp_handle_directive): Update
1808 for renaming of mi_state to mi_valid.
1810 * cpp.texi: Add index entries for digraphs, and add comment
1811 that C++ refers to them as alternative tokens.
1813 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1815 * basic-block.h (CLEANUP_PRE_LOOP): New.
1816 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1817 * sibcall.c (optimize_sibling_calls): Likewise.
1818 * toplev.c (rest_of_compilation): Likewise.
1819 * flow.c (try_forward_edges): Take argument MODE;
1820 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1821 (try_optimize_cfg): Update call of try_forward_edges.
1823 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1824 Jan Hubicka <jh@suse.cz>
1826 * (validate_replace_rtx_1): Fix simplification of MINUS.
1828 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1830 PR preprocessor/3669
1831 * cppinit.c (init_dependency_output): Turn off dump requests
1832 if sending dependencies to stdout.
1834 2001-07-28 Richard Henderson <rth@redhat.com>
1836 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1839 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1841 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1843 2001-07-28 Kazu Hirata <kazu@hxi.com>
1845 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1846 is VAR_DECL first to prevent an ICE.
1848 2001-07-28 Richard Henderson <rth@redhat.com>
1850 * varasm.c (immed_real_const_1): Don't elide special cases for
1852 (clear_const_double_mem): Clear const_tiny_rtx too.
1854 2001-07-28 Richard Henderson <rth@redhat.com>
1856 * dwarf2out.c (dw_val_class_offset): New.
1857 (struct dw_ranges_struct, dw_ranges_ref): New.
1858 (ranges_table, ranges_table_allocated): New.
1859 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1860 (add_AT_offset, add_ranges, output_ranges): New.
1861 (print_die, output_die): Handle dw_val_class_offset.
1862 (attr_checksum, size_of_die, value_format): Likewise.
1863 (gen_lexical_block_die): Handle non-contiguous blocks.
1864 (gen_block_die): Likewise.
1865 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1866 if needed. Dump the ranges table.
1867 * final.c (final_start_function): Remove unnecessary notes and
1868 rebuild the block tree before numbering the blocks.
1869 * function.c (reorder_blocks_0): Walk the existing block tree
1870 to unmark all blocks.
1871 (reorder_blocks_1): Create block fragments when duplicate block
1873 (reorder_fix_fragments): New.
1874 (reorder_blocks): Call it.
1875 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1877 2001-07-28 Richard Henderson <rth@redhat.com>
1879 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1881 2001-07-28 Richard Henderson <rth@redhat.com>
1883 * flow.c (add_to_mem_set_list): New function.
1884 (init_propagate_block_info): Use it.
1885 (mark_set_1): Likewise.
1886 (insn_dead_p): Canonicalize memory address for dead store
1887 comparison. Allow wider mode stores to kill narrower mode stores.
1888 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1889 (invalidate_mems_from_set): Don't handle MEMs.
1891 2001-07-28 Kazu Hirata <kazu@hxi.com>
1893 * config/h8300/h8300.h: Fix formatting.
1895 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1897 * basic-block.h (EDGE_FREQUENCY): New macro.
1898 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1900 * flow.c (find_sub_basic_blocks): Likewise.
1901 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1902 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1904 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1905 (HITRATE): New macro.
1906 (PRED_FLAG_FIRST_MATCH): New constant.
1907 (predictor_info): New field flgags.
1908 (combine_predictions_for_insn): Use DS theory to combine
1909 probabilities; set the edge probabilities when finished.
1910 (estimate_probability): Avoid duplicated matches
1911 of LOOP_BRANCH heuristics for nested loops; update comment.
1912 * predict.def: Add flags for each prediction, set probabilities
1913 according to B&L paper.
1914 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1916 * profile.c (compute_branch_probabilities): Cleanup way the edge
1917 probabilities are computed and REG_BR_PROB notes are dropped; if
1918 values does not match, emit error.
1919 (init_branch_prob): Do error instead of warning when profile driven
1920 feedback is missing or corrupt.
1922 2001-07-27 DJ Delorie <dj@redhat.com>
1924 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1925 against a constant, try to adjust the compare to have the desired
1926 constant in it so that min/max optimizations happen more often.
1928 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1930 * flow.c (last_loop_beg_note): New function.
1931 (redirect_edge_and_branch): Use it.
1932 (split_edge): Likewise.
1934 * alias.c (loop_p): Avoid uninitialized memory access.
1936 * flow.c (try_forward_edges): Avoid accessing freed memory.
1938 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1941 2001-07-26 Andrew Haley <aph@redhat.com>
1942 Joern Rennecke <amylaar@redhat.com>
1944 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
1945 (SUBTARGET_CPP_ENDIAN_SPEC): New.
1946 (SUBTARGET_CPP_SPEC): New.
1948 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
1949 (SUBTARGET_CPP_PTR_SPEC): New.
1950 (CPP_DEFAULT_CPU_SPEC): New.
1951 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
1952 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
1953 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
1954 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
1955 (SUBTARGET_CPP_SPEC): Define as an empty string.
1957 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1959 * doc/install.texi (Configuration): Properly link the host
1960 specific instructions also when generating HTML.
1962 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1964 * flow.c (redirect_edge_and_branch_force): Test
1965 target->global_live_at_start.
1967 2001-07-26 Richard Henderson <rth@redhat.com>
1969 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1970 * rtl.h (avoid_constant_pool_reference): Declare it.
1971 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1972 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1974 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1976 * rtl.h (cleanup_barriers): Declare.
1977 * jump.c (cleanup_barriers): New function.
1978 * toplev.c (rest_of_compilation): Call cleanup_barriers
1979 before loop optimizer and after bb_reorder.
1981 * flow.c (back_edge_of_syntactic_loop_p): New.
1982 (split_edge): Use it.
1984 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1986 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1988 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1990 * cse.c (cse_process_notes): Replace any registers if the address
1993 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1995 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1996 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1997 (propagate_block): Update prototype.
1998 * flow.c (update_life_info): Simplify the CFG and
1999 recalculate the global regs which are alive when
2000 removing dead code during a global update.
2001 (propagate_block): Return non-zero if an INSN is
2004 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2006 * Makefile.in (LIBICONV): Define.
2008 2001-07-26 Catherine Moore <clm@redhat.com>
2010 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
2011 of conditional to avoid tree checking errors.
2013 2001-07-26 Kazu Hirata <kazu@hxi.com>
2015 * regmove.c (regmove_optimize): Don't replace a reg with
2016 another reg of a different mode.
2018 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
2020 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
2021 limit length of dependancy flush list.
2022 * params.h (MAX_PENDING_LIST_LENGTH): Define.
2023 * sched-int.h (struct deps): Add pending_flush_length field.
2024 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
2025 has 1 element in it.
2026 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
2027 (sched_analyze): After a jump, if the pending memory flush list is too
2028 large, flush the pending lists.
2029 (init_deps): Initialize pending_flush_length to 0.
2030 * doc/invoke.texi (max_pending_list_length): Document parameter.
2032 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
2034 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
2035 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
2036 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
2038 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2040 * cpphash.h (struct_lexer_state): Delete was_skipping.
2041 Move skipping here from struct cpp_reader.
2042 * cpplex.c (parse_identifier): Update.
2043 (_cpp_lex_token): Don't skip tokens in a directive.
2044 * cpplib.c (struct if_stack): Update.
2045 (start_directive, end_directive): Don't change skipping state.
2046 (_cpp_handle_directive): Update.
2047 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
2048 (do_else, do_endif): Update; only check for excess tokens if not
2049 in a skipped conditional block.
2050 (push_conditional): Update for new struct if_stack.
2052 2001-07-26 Graham Stott <grahams@redhat.com>
2054 * function.c (locate_and_pad_parm): Also pad initial offset
2055 so that the total argument size also includes the padding.
2057 2001-07-26 Graham Stott <grahams@redhat.com>
2059 * gensupport.c (alter_output_for_insn): Correct enable checking failure
2060 change XSTR to XTMPL.
2062 (process_one_cond_exec): Likewise
2064 2001-07-25 Richard Henderson <rth@redhat.com>
2066 * varasm.c (assemble_variable): Create DECL_RTL before setting
2069 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
2071 * predict.c (estimate_probability): Avoid duplicated predictions.
2073 * loop.c (find_and_verify_loops): Grok multiple barriers.
2075 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2077 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
2079 * dbxout.c: Consistently use putc instead of fputc.
2080 (print_wide_int): New function; call instead of direct fprintf.
2081 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
2082 (dbxout_type_fields, dbxout_type_method_1): Likewise.
2083 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
2084 (print_int_cst_octal): Likewise.
2085 (print_octal): Show we wrote characters.
2086 (dbxout_type): Set have_used_extensions in more places.
2088 2001-07-25 Catherine Moore <clm@redhat.com>
2090 * config/v850/v850.c (v850_va_arg): Use addr
2091 instead of valist to build incr.
2093 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
2095 * flow.c (delete_dead_jumptables): New function.
2096 (life_analyzis): Call it.
2097 * bb-reorder.c (skip_insns_after_block): Handle contradictory
2100 2001-07-25 Richard Henderson <rth@redhat.com>
2102 * except.c (reachable_handlers): Handle a region being removed
2103 out from under a RESX.
2105 2001-07-25 Richard Henderson <rth@redhat.com>
2107 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
2108 swap GE/GT if it is an fp comparison.
2110 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
2112 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
2115 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
2117 * ssa.c (rename_insn_1): Do not wrap an assignment to a
2118 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
2121 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
2123 (visit_expression): When attempting to simplify an expression,
2124 retrieve any modes for arguments before they are simplified
2127 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
2128 Janis Johnson <janis@us.ibm.com>
2130 * stmt.c (expand_goto): A nonlocal goto can be a call too.
2131 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
2132 pointer parameters to match documented usage of nonlocal_goto.
2133 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
2134 parameters to their correct order.
2135 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
2136 parameters to their correct order.
2138 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
2140 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
2142 2001-07-25 Jan Hubicka <jh@suse.cz>
2143 Richard Henderson <rth@redhat.com>
2145 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
2147 (make_edges): New argument update_p; populate the edge cache if set.
2148 (find_basic_blocks): Update make_edges invocation.
2150 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2152 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
2154 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2156 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
2157 -Acpu and -Amachine.h.
2158 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
2159 Corrected header to say ELF not a.out.
2160 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
2161 when given -msoft-float.
2163 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2165 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
2166 extra multilib parts like arm-elf.
2167 (i960-*-coff*, i960-*-rtems): Should not use collect2.
2168 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
2169 crtfini.o as extra multilib parts.
2171 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2173 * configure.in: Add rtems as a supported thread model.
2174 * gthr-rtems.h: Add missing entry point __gthread_active_p.
2175 * configure: Rebuilt.
2177 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
2179 * stor-layout.c (get_mode_alignment): make it work when
2180 BITS_PER_UNIT is not a power of two.
2181 * builtins.c (get_pointer_alignment): Likewise.
2183 2001-07-24 Richard Henderson <rth@redhat.com>
2185 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
2186 the retrieved constant into the expected mode.
2188 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2190 * flow.c (try_simplify_condjump): Avoid duplicated edges.
2191 (verify_flow_info): Check for duplicated edges; clarify
2194 * flow.c (block_label): Update basic_block_for_insn.
2195 (commit_edge_insertions): Call compute_bb_for_insn.
2197 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
2200 * flow.c (redirect_edge_and_branch,
2201 try_optimize_cfg): Use redirect_edge_succ_nodup
2202 (redirect_edge_succ_nodup): New.
2203 * basic_block.h (redirect_edge_succ_nodup): Declare.
2205 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
2208 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2210 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
2211 (try_crossjump_to_edge): Update commetns.
2212 (try_crossjump_bb): Likewise.
2214 2001-07-24 Richard Henderson <rth@redhat.com>
2216 * combine.c (distribute_notes): Move set of need_refresh
2217 for noop_move_p down to catch all cases.
2219 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
2221 * recog.c (split_all_insns_noflow): New.
2222 * rtl.h (split_all_insns_noflow): Declare.
2223 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
2224 * m68hc11.c (m68hc11_reorg): Likewise.
2225 * sh.c (machine_dependent_reorg): Likewise.
2226 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
2229 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2231 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
2232 (ashlsi3_n splitter): Likewise.
2233 (lshrsi3_n splitter): Likewise.
2235 (GOTaddr2picreg): Make const SImode.
2236 (sym_label2reg): Likewise.
2237 (symGOT2reg): Likewise.
2238 (symGOTOFF2reg) Likewise.
2240 (casesi_worker_0): Make unspec SImode.
2242 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2244 * config/sh/sh.c (barrier_align): Check that an operand really is
2245 an insn before extracting its INSN_CODE.
2247 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
2249 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
2252 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
2253 for SImode to prevent overflow.
2255 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2257 * config/mips/irix6-libc-compat.c: New file.
2258 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
2259 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
2262 2001-07-24 lars brinkhoff <lars@nocrew.org>
2264 * rtl.texi (REG_POINTER): Document.
2265 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
2266 QFmode, HFmode, TQFmode, QCmode, and HCmode.
2268 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2270 * flow.c (delete_noop_moves): Do not confuse libcall regions.
2272 2001-07-23 Richard Henderson <rth@redhat.com>
2274 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
2276 2001-07-23 Kazu Hirata <kazu@hxi.com>
2278 * config/h8300/h8300-protos.h: Add a prototype for
2279 general_operand_dst_push.
2280 * config/h8300/h8300.c (general_operand_dst_push): New.
2281 * config/h8300/h8300.h (OK_FOR_T): New.
2282 (EXTRA_CONSTRAINT): Use it.
2283 * config/h8300/h8300.md (movqi_push): Remove and integrate into
2284 the existing movqi pattern.
2285 (movhi_push): Likewise.
2287 * reload.c: Fix comment typos.
2289 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2291 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
2293 2001-07-23 H.J. Lu (hjl@gnu.org)
2295 * doc/extend.texi: Update __builtin_return_address and
2296 __builtin_frame_address.
2298 2001-07-23 Richard Henderson <rth@redhat.com>
2300 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
2302 * config/i386/i386.md: New setcc+movzbl peephole2.
2304 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2306 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
2307 * objc/objc-act.c: Include debug.h.
2308 (synth_module_prologue): Save and restore debug hooks too.
2310 2001-07-23 lars brinkhoff <lars@nocrew.org>
2312 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
2313 and C4X_FLOAT_FORMAT.
2314 (BOOL_TYPE_SIZE): Document.
2316 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
2318 * unroll.c (loop_iterations): Fix miscalculation of initial
2321 2001-07-13 Andrew Haley <aph@redhat.com>
2323 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
2324 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
2325 * config/sh/sh.c (sh_can_redirect_branch): New function.
2326 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
2327 * reorg.c (steal_delay_list_from_target): Use
2328 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
2330 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
2332 * flow.c (try_simplify_condjump): Unlink insn chain on
2333 fallthru edge; use can_fallthru.
2335 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2337 * basic-block.h (find_sub_basic_block): Declare.
2338 * flow.c (make_edges): New arguments MIN and MAX;
2339 (find_sub_basic_blocks): Revamp to use make_edges
2340 and purge_dead_edges.
2341 (find_basic_blocks): Update call of find_sub_basic_block.
2343 * recog.c (split_all_insns): Always expect CFG to be consistent;
2344 call find_sub_basic_blocks in case something has changed.
2345 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
2348 * basic-block.h (delete_noop_moves): Declare.
2349 * combine.c (combine_instructions): Call it.
2350 (recog_for_combine): Tolerate noop moves
2351 (distribute_notes): Force refresh when register dies at noop move.
2352 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
2354 (life_analysis): Update delete_noop_moves call.
2355 (set_noop_p): Move too ...
2356 * rtlanal.c (noop_move_p): ... here.
2357 * rtl.h (noop_move_p): Declare.
2359 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
2360 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
2362 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
2363 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
2365 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
2367 * reload.c (push_reload): Fix typo in comment.
2368 (find_reloads_address): Ditto.
2369 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
2371 2001-07-22 Richard Henderson <rth@redhat.com>
2373 * flow.c: Grammar check and clarify a lot of comments.
2374 (try_simplify_condjump): Rename variables to be clearer.
2375 (try_forward_edges): Skip complex and fallthru edges.
2376 Rearrange tests to avoid duplicate checks.
2377 (flow_find_cross_jump): Likewise.
2378 (outgoing_edges_match): Allow match if neither branch has
2379 probability data. Loosen probability match to 5%.
2380 (try_crossjump_to_edge): Hoist repeated indirection into
2382 (try_crossjump_bb): Don't check complex edges. Eliminate
2383 redundant crossjump tests.
2384 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
2385 checks before more expensive checks.
2387 2001-07-22 Richard Henderson <rth@redhat.com>
2389 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
2390 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
2393 2001-07-22 Richard Henderson <rth@redhat.com>
2395 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
2396 (const_sint32_operand): Likewise.
2397 * m68k.md (anon mulsi pattern): Use const_int_operand not
2398 const_sint32_operand.
2399 (umulsi3_highpart): Zero extend a constant input.
2400 (smulsi3_highpart): Don't bother checking SImode constant.
2401 (const_umulsi3_highpart): Give op3 DImode.
2402 (const_smulsi3_highpart): Likewise.
2404 2001-07-22 Richard Henderson <rth@redhat.com>
2406 * flow.c (split_block): Make sure bb_note is included in the
2407 new block when splitting before a label.
2409 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2411 * basic-block.h (redirect_edge_and_branch_force,
2412 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
2413 * flow.c (redirect_edge_and_branch_force,
2414 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
2415 (redirect_edge_and_branch_force): Fix copying of lifeness information.
2416 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
2417 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
2418 instead of label; update CFG after transformation.
2419 (find_if_case_1): Update call, use redirect_edge_and_branch_force
2420 for finishing the transformation; handle even case where ELSE
2421 does not follow THEN.
2422 (find_if_case_2): Update call of dead_or_predictable; simplify
2425 * emit-rtl.c (split_branch_probability): New global variable.
2426 (try_split): Take care to set split_branch_probability and
2427 create REG_BR_PROB note for new jump insns.
2428 * md.texi (define_split): Document new feature.
2430 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
2432 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2434 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
2435 (asm_out_file): Remove redundant declaration.
2436 (assemble_asm): Remove old #if 0 block.
2437 (assemble_variable): Remove end of function; debug output is
2438 now handled with global_decl. Remove old #if 0 block. Update.
2439 Remove saved_in_section and associated no-op code.
2440 * Makefile.in (varasm.o): Correct dependencies.
2442 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
2444 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2445 the definition in defaults.h.
2447 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2449 * jump.c: Update comments.
2450 (delete_barrier_successors, delete_unreferenced_labels,
2451 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
2452 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
2453 jump_optimize, jump_optimize_minimal): Kill.
2454 (rebuild_jump_labels): Move code from jump_optimize_1.
2455 (purge_line_number_notes): Likewise.
2456 (copy_loop_headers): Likewise.
2457 * reg-stack.c: Update comment.
2459 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
2460 JUMP_AFTER_REGSCAN): Kill.
2461 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
2462 purge_line_number_notes and copy_loop_headers.
2464 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2465 Richard Henderson <rth@redhat.com>
2467 * dbxout.c (dbxout_global_decl): New.
2468 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2469 * sdbout.c (sdbout_finish): New.
2470 (sdbout_debug_hooks): Use it, add comments.
2471 (sdbout_global_decl): Defer initialised public vars to
2473 * varasm.c (assemble_variable): Don't output debug information
2474 for file-scope variables.
2476 2001-07-22 Richard Henderson <rth@redhat.com>
2478 * config/alpha/alpha.c (get_trap_mode_suffix): New.
2479 (get_round_mode_suffix): New.
2480 (print_operand): Use them for [/]. Remove support for [&'`()+].
2481 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
2482 * config/alpha/alpha.md (attr round_suffix): New.
2483 (attr trap_suffix): New.
2484 (all insns): Set them appropriately. Use %/ instead of the
2487 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2489 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
2491 2001-07-22 Richard Henderson <rth@redhat.com>
2493 * regrename.c (regrename_optimize): Compute nregs for each
2494 potential target register.
2496 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
2497 Richard Henderson <rth@redhat.com>
2499 * dbxout.c (dbxout_global_decl): New.
2500 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2501 * sdbout.c (sdbout_finish): New.
2502 (sdbout_debug_hooks): Use it, add comments.
2503 (sdbout_global_decl): Defer initialised public vars to
2505 * varasm.c (assemble_variable): Don't output debug information
2506 for file-scope variables.
2508 2001-07-21 H.J. Lu (hjl@gnu.org)
2510 * config/mips/mips.c (mips_cpu): Moved into ...
2511 (override_options): Here.
2513 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
2515 (mips_cpu): Removed.
2517 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2519 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
2520 ("iorqi3"): Likewise.
2521 ("xorqi3"): Likewise.
2522 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
2523 ("*subhi3_sp): Likewise.
2524 ("*subhi3"): Likewise.
2525 ("extendhisi2"): Accept D, X and Y as source operand to avoid
2528 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
2530 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
2531 * config/freebsd.h: Likewise.
2532 * config/linux.h: Likewise.
2533 * config/openbsd.h: Likewise.
2534 * config/alpha/linux-elf.h: Likewise.
2535 * config/arm/linux-elf.h: Likewise.
2536 * config/d30v/d30v.h: Likewise.
2537 * config/fr30/fr30.h: Likewise.
2538 * config/ia64/aix.h: Likewise.
2539 * config/ia64/ia64.h: Likewise.
2540 * config/mips/linux.h: Likewise.
2541 * config/pj/pj.h: Likewise.
2542 * config/rs6000/linux.h: Likewise.
2543 * config/sparc/linux.h: Likewise.
2544 * config/sparc/linux64.h: Likewise.
2546 2001-07-20 Bruce Korb <bkorb@gnu.org>
2548 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
2549 because getc() and char* may disagree on signedness.
2551 2001-07-20 Richard Henderson <rth@redhat.com>
2553 * doc/rtl.texi (REG_DEAD): Update for current semantics.
2555 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
2556 insns to delete in the presence of cc0 in a jump insn.
2558 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2559 Jan Hubicka <jh@suse.cz>
2561 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
2562 of doing the change by hand.
2564 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2566 * rtlanal.c (set_noop_p): Return true for noop jumps.
2568 * expr.c (emit_single_push_insn): Add call to push expander.
2569 * expr.h (optab_index): Add OTI_push
2570 (push_optab): New constant.
2571 * genopinit.c (optabs): Add push_optab.
2572 * optabs.c (init_optab): Init push optab.
2573 * md.texi (push??1): Document
2575 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2577 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
2578 expand to emit the pattern; put a REG_INC note for push/pop
2580 ("movdf", "movdf_internal"): Likewise.
2581 ("movsi", "movsi_internal"): Likewise.
2582 ("movsf", "movsf_internal"): Likewise.
2583 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
2585 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2587 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
2590 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2592 * params.def: Change default max inline insns to 100.
2594 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2596 * combine.c (combine_simplify_rtx): Generate a new shift operation
2597 when simplifying the first operand of a (neg (ashift)) expression.
2599 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2601 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2603 2001-07-20 Kelley Cook <kelley.cook@home.com>
2605 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2606 information. Move rest into ...
2607 (*-*-solaris): ... here. Eliminate redundant information and
2608 reword necessary packages section. Delete 4.x assembler bug info.
2609 (sparc-sun-*): Merge into ...
2610 (sparc-sun-sunos*): here.
2612 2001-07-20 Catherine Moore <clm@redhat.com>
2614 * config/v850/v850.md (casesi): Generate LABEL_REF
2617 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2619 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2620 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2621 * i386.md (strclrsi expander): Use it.
2623 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2625 * integrate.c (copy_insn_list): handle
2626 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2627 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2628 identically as to CODE_LABEL.
2630 * fold-const (fold): Convert A/B/C to A/(B*C) and
2633 * except.c (connect_post_landing_pads): Delete the RESX insns.
2635 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2637 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2639 * config/mips/mips.md (nmadd/nmsub): Use macro.
2641 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2643 * cppinit.c (remove_dup_dir): Make static.
2644 (remove_dup_dirs): Make static. Only warn about preempting a
2645 system directory with a non-system directory.
2647 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2649 * ifcvt.c (noce_try_store_flag_constants): Correct order
2650 of parameters to trunc_int_for_mode.
2652 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2654 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2655 an exception that will be caught within this function, do not fill
2656 its delay slot with any subsequent instruction.
2658 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2660 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2661 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2662 pointer extension instruction.
2663 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2664 * simplify-rtx.c (simplify_unary_operation) Likewise.
2665 * explow.c (convert_memory_address) Check value of
2666 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2668 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2669 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2670 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2671 Add Multilib Support.
2672 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2673 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2674 Add Multilib Support.
2675 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2677 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2678 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2679 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2681 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2683 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2684 old and new operands in `<', `3' and `b'.
2686 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2688 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2689 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2690 (toplev.o): Don't depend on xcoffout.h.
2691 * c-decl.c: Include debug.h
2692 (duplicate_decls): Use debug hook.
2693 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2694 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2695 (dbxout_types): Remove.
2696 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2697 * debug.c (do_nothing_debug_hooks): Update.
2698 (debug_true_tree, debug_nothing_rtx): New.
2699 * debug.h (struct rtx_def): New.
2700 (struct gcc_debug_hooks): New hooks ignore_block,
2701 outlining_inline_function and label.
2702 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2703 dwarf2out_frame_finish): New.
2704 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2705 Make static, update prototype.
2706 (dwarf2_debug_hooks): Update.
2707 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2708 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2709 * dwarfout.c (dwarf_debug_hooks): Update.
2710 * emit-rtl.c: Include debug.h.
2711 (remove_unnecessary_notes): Use debug hook.
2712 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2713 (final_scan_insn): Use debug hook.
2714 * integrate.c (output_inline_function): Use debug hook.
2715 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2716 (sdb_debug_hooks): Update.
2717 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2718 * toplev.c: Don't include xcoffout.h.
2719 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2720 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2722 * tree.h (dwarf2out_do_frame): Remove.
2724 2001-07-19 Catherine Moore <clm@cygnus.com>
2726 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2728 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2730 * reload1.c (eliminate_regs_in_insn): When updating a set
2731 to the frame pointer to the hardware frame pointer, perform
2732 the update always not just when REPLACE is set.
2734 * reload1.c (choose_reload_regs): Don't inherit a reload
2735 that crosses multiple registers if registers past the first
2736 don't fit in the desired class.
2738 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2739 when negating constants.
2741 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2743 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2744 * doc/tree.texi: Ditto.
2746 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2747 Jakub Jelinek <jakub@redhat.com>
2749 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2750 (extract_cie_info): Handle "eh" augmentation properly,
2752 (struct frame_state, __frame_state_for): New.
2754 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2756 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2757 HANDLE_SYSV_PRAGMA): Define.
2758 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2760 (copy_object): Caller changed.
2762 2001-07-19 Andreas Schwab <schwab@suse.de>
2764 * configure.in (assembler dwarf2 debug_line support): Define nop
2766 * configure: Regenerated.
2768 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2770 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2772 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2773 to conditionally compiled block.
2774 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2775 * dbxout.h (dbxout_function): Remove.
2776 * debug.c (do_nothing_debug_hooks): Update.
2777 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2778 global_decl, deferred_inline_function.
2779 * dwarf2out.c (dwarf2_debug_hooks): Update.
2780 (dwarf2out_global_decl): New.
2781 * dwarfout.c: Don't include dwarfout.h.
2782 (dwarfout_global_decl, dwarfout_function_decl,
2783 dwarfout_deferred_inline_function): New.
2784 (dwarf_debug_hooks): Update.
2785 * dwarfout.h: Remove.
2786 * final.c: Don't include dwarfout.h.
2787 * sdbout.c (sdbout_global_decl): New.
2788 (sdbout_debug_hooks): Update.
2789 * toplev.c: Don't include dwarfout.h.
2790 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2791 (note_deferral_of_defined_inline_function): Remove.
2792 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2793 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2794 * ch/lex.c: Don't include dwarfout.h.
2795 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2796 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2797 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2798 * cp/optimize.c: Include debug.h.
2799 (maybe_clone_body): Use debug hook.
2800 * cp/semantics.c: Include debug.h.
2801 (expand_body): Use debug hook.
2802 * po/POTFILES.in: Remove dwarfout.h.
2804 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2806 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2807 * c-parse.in (yyerror, _yylex): Similarly.
2808 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2809 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2811 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2812 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2814 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2816 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2817 in-class declaration at -g1. Fixes c++/2814.
2819 2001-07-18 Richard Henderson <rth@redhat.com>
2821 * doc/md.texi (reload_in/out): Document restrictions in predicates
2822 and constraints for these patterns. Document empty string matching
2825 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2827 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2829 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2831 * cse.c: Undo my previous patch.
2833 2001-07-18 Tom Tromey <tromey@redhat.com>
2836 * configure: Rebuilt.
2837 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2839 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2841 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2842 Jan Hubicka <jh@suse.cz>
2844 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2845 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2846 * jump.c (mark_jump_label): Do not forward branches.
2848 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2850 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2851 when return value is unused.
2853 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2855 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2857 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2859 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2860 on error. We can't blindly return the result of
2861 pthread_mutex_trylock because it returns a positive number on
2862 error, while we must return -1 on error.
2863 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2865 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2867 2001-07-18 Andreas Jaeger <aj@suse.de>
2869 * integrate.c (output_inline_function): Correct type of debug_hooks.
2871 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2873 * combine.c (combine_simplify_rtx): DIV can be treated
2874 associatively for floats if unsafe math optimisations are enabled.
2876 2001-07-17 Richard Henderson <rth@redhat.com>
2878 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2880 2001-07-17 Richard Henderson <rth@redhat.com>
2882 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2883 don't force the function address into a register.
2884 (expand_call, emit_library_call_value_1): Update callers.
2885 * builtins.c (expand_builtin_apply): Likewise.
2886 * expr.h (prepare_call_address): Update decl.
2888 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2890 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2892 * config/i386/chorus.h: Move up.
2893 * config/sparc/chorus.h: Likewise.
2894 * config/rs6000/chorus.h: Likewise.
2895 * config/chorus.h: Moved here.
2897 2001-07-17 Andreas Schwab <schwab@suse.de>
2899 * configure.in (assembler eh_frame optimization): Handle big
2901 * configure: Regenerated.
2903 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2905 * expr.c (epxand_expr): Convert divisions into multiplications by
2906 reciprocals if -ffast-math.
2908 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2910 * dbxout.c (dbxout_really_begin_function): Rename to
2911 dbxout_begin_function.
2912 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2913 (dbxout_begin_function): Remove.
2914 (dbxout_function): Update.
2915 (dbxout_source_line): Update prototype.
2916 * dbxout.h (dbxout_begin_function): Remove.
2917 * debug.c (do_nothing_debug_hooks): Update.
2918 (debug_nothing_tree): Update.
2919 (debug_nothing_charstar_rtx): Remove.
2920 * debug.h (union tree_node): Declare.
2921 (struct rtx_def): Remove.
2922 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2923 begin_function. Change source_line prototype.
2924 (debug_nothing_tree): New.
2925 (debug_nothing_charstar_rtx): Delete.
2926 (dwarf2out_begin_prologue): Moved from ...
2928 * dwarf2out.c (dwarf2_debug_hooks): Update.
2929 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2930 debug info, call dwarf2out_source_line.
2931 (dwarf2out_souce_line): Update prototype.
2932 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2933 Change prototype, make static.
2934 (dwarfout_source_line): Update prototype.
2935 (dwarf_debug_hooks): Update.
2936 * dwarfout.h (dwarfout_begin_function): Remove.
2937 * final.c (final_start_function, final_scan_insn): Use appropriate
2938 debug hooks, update to use notice_source_line.
2939 (output_source_line): Rename notice_source_line. Don't call the
2940 source_line debug hook.
2941 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2942 make static, update prototype.
2943 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2945 (sdbout_end_prologue): New.
2946 (sdbout_source_line): Update prototype.
2947 (sdbout_debug_hooks): Update.
2948 (sdbout_symbol): Remove unused var.
2949 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2951 * varasm.c: Include debug.h.
2952 (assemble_start_function): Use begin_function debug_hook.
2953 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2954 update with prototype.
2955 (xcoffout_source_line): Update prototype.
2956 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2958 (xcoffout_source_line): Update prototype.
2960 2001-07-17 Richard Henderson <rth@redhat.com>
2962 * c-typeck.c (build_binary_op): Do not shorten unsigned
2963 right shift after sign extension.
2965 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2967 * combine.c (combine_simplify_rtx): Attempt to simplify
2968 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2970 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2971 (simplify_binary_operation, simplify_unary_operation,
2972 simplify_relational_operation): Use it.
2974 * combine.c (combine_simplify_rtx): Don't do associative law
2975 on divisions; allow associative law on floats.
2977 2001-07-17 H.J. Lu <hjl@gnu.org>
2978 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2980 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2981 ASM_OUTPUT_WEAK_ALIAS are defined.
2982 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2983 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2985 * config/mips/iris5.h: ... here.
2986 (HANDLE_SYSV_PRAGMA): Defined as 1.
2987 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2988 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2991 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2993 * c-parse.in (all_prefix_attributes): New variable.
2994 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2995 (maybe_resetattrs): New production.
2996 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2997 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2998 notype_initdcl, nested_function, notype_nested_function,
2999 component_decl, components, components_notype,
3000 component_declarator, component_notype_declarator,
3001 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
3002 ivars, mydecl, myparm): Update. Avoid prefix attributes just
3003 after a comma being applied to more than one declarator.
3004 * doc/extend.texi (Attribute Syntax): Update. Remove
3005 documentation of bugs that are no longer present.
3007 2001-07-13 Eric Christopher <echristo@redhat.com>
3009 * config/mips/mips.h: Change TUNE_MIPS* options to use
3011 (EXTRA_SPECS): Add cc1_cpu_spec.
3012 * config/mips/mips.md (muldf3): Fix typo.
3014 2001-07-16 Richard Henderson <rth@redhat.com>
3016 * config/m68k/m68k.c: Include expr.h and reload.h.
3017 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
3018 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
3020 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
3021 Richard Henderson <rth@redhat.com>
3023 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
3024 (insn_live_p): Fix fall off end of function.
3025 (dead_libcall_p): Remove COUNTS argument; update callers.
3026 (delete_trivially_dead_insns): Remove unused variables.
3028 2001-07-17 Andreas Jaeger <aj@suse.de>
3030 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
3033 * lcm.c (optimize_mode_switching): Avoid warning for unused
3034 variable if !NORMAL_MODE.
3036 * flow.c (try_crossjump_to_edge): Remove unused variable.
3038 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3040 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
3041 atexit declaration in stdlib.h.
3043 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
3045 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
3047 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3049 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
3050 * except.c (finish_eh_generation): Update call of cleanup_cfg;
3051 do rebuild_jump_labels instead of jump_optimize
3052 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
3053 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
3054 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
3056 * flow.c: Include timevar.h
3057 (find_basic_block): Push/pop timevar;
3058 (cleanup_cfg): Likewise.
3059 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
3060 * Makefile: Add dependencies on timevar.h
3062 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
3063 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
3065 * rtl.h (delete_trivially_dead_insns): Add new parameter.
3066 * toplev.c (rest_of_compilation): Update calls.
3067 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
3068 (delete_trivially_dead_insns): ... here; accept new argument
3069 preserve_basic_blocks; preserve basic blocks if set.
3071 * reg-stack.c (stack_regs_mentioned): Return 0 if
3072 stack_regs_mentioned_data is not initialized.
3073 (reg_to_stack): Make stack_regs_mentioned survive after the
3074 reg-stack is completted; do not call cleanup_cfg.
3075 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
3076 make cleanup_cfg after bb-reorder to output to debug file.
3078 2001-07-16 Richard Henderson <rth@redhat.com>
3080 * regclass.c (init_reg_sets): Use only 32 bits per initializer
3081 from int_reg_class_contents.
3083 2001-07-16 Richard Henderson <rth@redhat.com>
3085 * hard-reg-set.h (regs_invalidated_by_call): Declare.
3086 * regclass.c (regs_invalidated_by_call): Move from cse.c.
3087 (init_reg_sets_1): Move initialization from cse_main.
3088 * cse.c (regs_invalidated_by_call): Move to regclass.c.
3089 (cse_main): Move its initialization also.
3090 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
3091 * flow.c (propagate_one_insn): Likewise.
3092 * gcse.c (compute_hash_table): Likewise.
3093 (compute_kill_rd, compute_store_table): Likewise.
3094 * sched-deps.c (sched_analyze_1): Likewise.
3096 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
3098 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
3101 2001-07-16 Steve Ellcey <sje@cup.hp.com>
3103 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
3104 in if statement so we don't access undefined memory.
3106 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
3108 * gcse.c: Update comment at top.
3109 Update comment on mem handling.
3110 mem_last_set, mem_first_set, mem_set_in_block: gone.
3111 Declaration of reg_set_info: gone.
3112 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
3113 pointless with load_killed_in_block_p (they are *more*
3114 conservative then it, not less, and less accurate).
3115 (oprs_not_set_p): Ditto.
3116 (alloc_gcse_mem): Don't allocate mem_set_in_block
3117 (free_gcse_mem): Don't free it, either.
3118 (record_last_mem_set_info): Update comment in front, remove
3119 mem_*set_* stuff. Note the reason we don't handle stores directly
3121 (compute_hash_table): Update comments to reflect reality. Remove
3122 mem_*set_* references.
3123 (reset_opr_set_tables): Remove mem_*set_* references.
3125 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
3126 (mark_clobber): Ditto (on both parts, we double set here too).
3127 (expr_killed_p): Remove mem_set_in_block test.
3128 (compute_transp): Remove mem_set_in_block test.
3130 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
3131 of edge, and removal of phi alternative to dump file.
3132 (ssa_ccp_substitute_constants): Add note about register now being
3133 constant, and which uses were replaced in what insns to dump file.
3135 2001-07-16 Andreas Jaeger <aj@suse.de>
3137 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
3138 variables of type HOST_WIDEST_INT.
3140 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
3141 (__bb_exit_func): Correct type of count_max to avoid overflow.
3142 (num_digits): Handle long long argument.
3144 * combine.c (gen_lowpart_for_combine): Remove unused variable.
3146 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3148 * output.h (sdb_begin_function_line): Restore as an extern
3150 * sdbout.c (sdb_begin_function_line): Make extern.
3152 2001-07-15 Richard Henderson <rth@redhat.com>
3154 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
3155 * genrecog.c (maybe_both_true_mode): New.
3156 (maybe_both_true_2): Use it.
3157 (write_switch): Don't put Pmode in a switch.
3158 * rtl.c (mode arrays): Don't explicitly size them.
3160 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3162 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
3163 handling; move unconditional splitting before mode switching.
3165 * i386.md (type): Add fistp type.
3166 (i387, length_attr, scheduling definitions): Handle this type.
3167 (fix_trunc?f?i2): Revamp to use mode switching.
3168 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
3169 * i386.h (fp_cw_mode): New enum
3170 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
3171 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
3173 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3175 * Makefile.in (integrate.o): Add debug.h.
3176 * integrate.c (debug.h): Add.
3177 (output_inline_function): Save, reset, and restore debug_hooks.
3179 2001-07-15 Richard Henderson <rth@redhat.com>
3181 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
3182 instead of COMPARE for the EQUIV expression.
3184 2001-07-15 Richard Henderson <rth@redhat.com>
3186 * flow.c (redirect_edge_and_branch_force): Initialize
3187 global_live_at_start and global_live_at_end.
3188 (allocate_bb_life_data): Export.
3189 * basic-block.h (allocate_bb_life_data): Declare.
3190 * toplev.c (rest_of_compilation): Call it.
3192 2001-07-15 Richard Henderson <rth@redhat.com>
3194 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
3195 (alpha_tablejump_best_label): New.
3196 * config/alpha/alpha-protos.h: Declare them.
3197 * config/alpha/alpha.md: Use braced strings for code blocks.
3198 (tablejump_osf): Break out add with r29.
3199 (tablejump_osf_internal): Remove.
3200 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
3201 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
3203 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3205 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
3208 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
3210 * i386-protos.h (ix86_split_fp_branch): Update prototype.
3211 (ix86_fp_jump_nontrivial_p): New.
3212 * i386.md (fp_jcc_?): Update call of split_fp_branch;
3213 use ix86_fp_jump_nontrivial_p.
3214 * i386.c (ix86_fp_jump_nontrivial_p): New.
3215 (ix86_split_fp_branch): Accept code instead of rtx.
3216 (ix86_expand_compare): Expand comparison early in case
3217 doing so is resonably cheap.
3219 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
3221 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
3223 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
3224 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
3226 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
3228 * dbxout.c (dbxout_source_line): Make static, update prototype.
3229 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
3230 (dbxout_init, dbxout_finish, dbxout_source_line,
3231 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
3232 * dbxout.h (dbxout_source_line): Delete.
3233 * debug.c (debug_nothing_file, debug_nothing_file_int,
3234 debug_nothing_file_charstar_rtx): New.
3235 (do_nothing_debug_hooks): Update.
3236 (debug_nothing_void, debug_nothing_charstar_rtx,
3237 dwarf2out_end_epilogue): New.
3238 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3239 * debug.h (struct rtx_def): Declare.
3240 (gcc_debug_hooks): New hooks source_line, end_epilogue
3242 (debug_nothing_void, debug_nothing_charstar_rtx,
3243 dwarf2out_end_epilogue): New.
3244 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3245 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
3246 (dwarf2_debug_hooks): Update.
3247 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
3248 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
3249 * dwarf2out.h (dwarf2out_source_line): Remove.
3250 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
3251 Make static, update prototype.
3252 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
3253 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
3254 (dwarf_debug_hooks): Update.
3255 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
3256 dwarfout_end_function): Remove.
3257 * final.c (profile_function): Use debug hooks for ending functions
3259 (output_source_line, final_end_function): Update prototype,
3261 (final_start_function, final_scan_insn): Update.
3262 * output.h (sdb_begin_function_line): Remove.
3263 (final_end_function): Update prototype.
3264 * sdbout.c (sdb_begin_function_line): Make static.
3265 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
3266 (sdbout_source_line): New.
3267 (sdbout_end_epilogue, sdbout_end_function): Make static, update
3269 (sdb_debug_hooks): Update.
3270 (sdbout_init, sdbout_source_line,
3271 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
3272 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
3273 * toplev.c (compile_file, rest_of_compilation): Update.
3274 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
3275 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
3276 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
3277 Update for prototype changes.
3278 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
3279 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
3281 2001-07-15 Richard Henderson <rth@redhat.com>
3283 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
3284 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
3285 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
3286 * config/alpha/alpha.c: Likewise.
3287 * config/alpha/alpha.md: Likewise.
3288 * config/alpha/alpha32.h: Likewise.
3289 * config/alpha/vms.h: Likewise.
3292 2001-07-14 Richard Henderson <rth@redhat.com>
3294 * config/alpha/alpha.md: Use define_constants for unspec values.
3295 Substitute throughout.
3297 2001-07-14 Tim Josling <tej@melbpc.org.au>
3299 * tree.def (EXPON_EXPR) remove. Never supported anyway.
3301 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3303 * pa.md: Remove unused constraints from define_split's.
3305 2001-04-14 Richard Henderson <rth@redhat.com>
3307 * ifcvt.c (find_cond_trap): Test for exit block.
3309 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
3311 Re-install recently reverted patch.
3312 * emit-rtl.c (try_split): Update mark_jump_label call.
3313 * flow.c (find_sub_basic_blocks): Likewise.
3314 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3316 (mark_all_labels): Kill second parameter.
3317 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3318 (rebuild_jump_labels, jump_optimize_minimal): Update call
3320 (jump_optimize_1): Kill crossjumping code.
3321 (mark_jump_label): Kill cross_jump parameter.
3322 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3323 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3324 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3326 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3328 (dump_file_info): Likewise.
3329 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3330 reorganize passes to do reg-stack first, bb-reorder second.
3331 * invoke.texi (-d letters doc): Remove the jump2 pass.
3333 2001-07-14 Richard Henderson <rth@redhat.com>
3335 * ifcvt.c (find_cond_trap): New.
3336 (find_if_header): Call it.
3337 (merge_if_block): Relax existing jump sanity check.
3338 * jump.c (jump_optimize_1): Remove conditional trap handling.
3340 2001-07-14 Alan Modra <amodra@bigpond.net.au>
3342 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
3344 (insn_refs_are_delayed): Correct comment.
3345 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
3346 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
3347 instead of r31. Make associated insn !TARGET_64BIT, and
3348 provide an additional 64-bit insn that clobbers r2.
3350 (udivsi3): Likewise.
3352 (umodsi3): Likewise.
3354 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
3356 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
3358 * flow.c (redirect_edge_and_branch_force, split_edge,
3359 try_crossjump_to_edge): Use set_block_for_new_insns.
3360 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
3362 2001-07-13 H.J. Lu (hjl@gnu.org)
3364 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
3367 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3369 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
3371 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
3373 * c-common.c (decl_attributes): Take a pointer to the node to
3374 which attributes are to be attached, and a flags argument.
3375 * c-common.h (enum attribute_flags): New.
3376 (decl_attributes): Update prototype.
3377 * c-decl.c (start_decl, push_parm_decl, finish_struct,
3378 finish_enum, start_function): Update calls to decl_attributes.
3379 * c-parse.in (component_declarator, component_notype_declarator,
3380 label): Update calls to decl_attributes.
3382 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
3384 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
3385 * config/avr/avr.c (legitimate_address_p): Return value changed
3386 from letter to register classes. For better debugging.
3388 2001-07-13 Kazu Hirata <kazu@hxi.com>
3390 * jump.c (reversed_comparison_code_parts): Fix comment typos.
3392 2001-07-13 H.J. Lu (hjl@gnu.org)
3394 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
3396 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
3398 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
3399 correctly for shared configurations.
3400 * config/t-libgcc-pic: New.
3401 * config/{i386,m68k,sparc}/t-openbsd: New.
3402 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
3403 Support -shared. Support debugging libraries with -g.
3404 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
3405 frame information does not emit pointer diffs.
3406 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
3409 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3411 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
3413 2001-07-13 David Edelsohn <edelsohn@gnu.org>
3415 * combine.c (try_combine): Ensure const_int pow2 is positive.
3417 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
3419 * config.gcc: Add configuration for s/390.
3420 * config/s390/s390.c: New. Subroutines for code generation.
3421 * config/s390/s390.h: New. Definitions for s/390.
3422 * config/s390/s390-protos.h: New. Prototypes.
3423 * config/s390/linux.h: New. Definitions for linux for s/390.
3424 * config/s390/linux64.h: New. Definitions for linux for zSeries.
3425 * config/s390/t-linux: New. Makefile fragment.
3426 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
3427 * config/s390/fixdfdi.h: New. Fix L_fix*di.
3429 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3431 * emit-rtl.c (try_split): Update mark_jump_label call.
3432 * flow.c (find_sub_basic_blocks): Likewise.
3433 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3435 (mark_all_labels): Kill second parameter.
3436 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3437 (rebuild_jump_labels, jump_optimize_minimal): Update call
3439 (jump_optimize_1): Kill crossjumping code.
3440 (mark_jump_label): Kill cross_jump parameter.
3441 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3442 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3443 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3445 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3447 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3448 reorganize passes to do reg-stack first, bb-reorder second.
3449 * invoke.texi (-d letters doc): Remove the jump2 pass.
3451 2001-07-12 Steve Ellcey <sje@cup.hp.com>
3453 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
3455 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3457 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
3459 (verify_flow_info): Make diagnostics prettier.
3461 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3463 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
3465 * flow.c (outgoing_edges_match): Return early if condition reversal
3468 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
3470 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
3471 (mips_move_2words): When splitting a move into two instructions,
3472 prefix the second address operand with '%D'.
3474 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
3476 * Makefile.in (final.o): Depend on debug.h.
3477 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
3478 (dbx_debug_hooks): Add new hooks.
3479 (xcoff_debug_hooks): New.
3480 * debug.c (debug_nothing_file_int_int): New.
3481 (do_nothing_debug_hooks): Update.
3482 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
3483 (debug_nothing_file_int_int): New.
3484 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
3485 static, update prototype.
3486 (dwarf2_debug_hooks): Update.
3487 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
3488 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
3489 static, update prototype.
3490 (dwarf_debug_hooks): Update.
3491 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
3492 * final.c: Include debug.h.
3493 (final_scan_insn): Use debug hooks when beginning and ending blocks.
3494 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
3495 static, update prototype.
3496 (sdb_debug_hooks): Update.
3497 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
3498 * toplev.c: Distinguish between xcoff and dbx.
3500 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
3501 Call all debug hooks, not just dwarf ones.
3503 2001-07-11 Timothy Wall <twall@redhat.com>
3505 * config.gcc: Add configuration for AIX5/IA64.
3506 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
3507 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
3508 support prefix/suffix code.
3509 * config/ia64/t-aix: New. Makefile fragment.
3510 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
3512 2001-07-11 Kazu Hirata <kazu@hxi.com>
3514 * recog.c (validate_change): Fix a comment typo.
3516 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
3518 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
3519 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
3521 * dbxout.c (dbx_debug_hooks): Add new hooks.
3522 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
3524 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
3526 * dbxout.h (dbxout_start_new_source_file,
3527 dbxout_resume_previous_source_file): Delete.
3528 * debug.c (do_nothing_debug_hooks): Add new hooks.
3529 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3530 (debug_nothing_int_charstar, debug_nothing_int): New.
3531 * debug.h (gcc_debug_hooks): New hooks define, undef,
3532 start_source_file and end_source_file.
3533 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3534 (debug_nothing_int_charstar, debug_nothing_int): New.
3535 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
3536 the conditionally compiled section.
3537 (dwarf2out_start_source_file, dwarf2out_end_source_file,
3538 dwarf2out_define, dwarf2out_undef): Make static.
3539 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
3540 dwarf2out_define, dwarf2out_undef): Remove.
3541 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
3542 (dwarfout_start_source_file, dwarfout_end_source_file,
3543 dwarfout_define, dwarfout_undef): Make static.
3544 (dwarfout_start_source_file_check,
3545 dwarfout_end_source_file_check): New.
3546 (dwarfout_define, dwarfout_finish): Update.
3547 * dwarfout.h (dwarfout_start_new_source_file,
3548 dwarfout_resume_previous_source_file, dwarfout_define,
3549 dwarfout_undef): Remove.
3550 * sdbout.c (sdb_debug_hooks): Add new hooks.
3551 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
3553 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
3554 make static, take an arg.
3555 * sdbout.h (sdbout_start_new_source_file,
3556 sdbout_resume_previous_source_file): Delete.
3557 * toplev.c (debug_start_source_file, debug_end_source_file,
3558 debug_define, debug_undef): Delete.
3559 * toplev.h (debug_start_source_file, debug_end_source_file,
3560 debug_define, debug_undef): Delete.
3562 * java/jcf-parse.c: Include debug.h.
3563 (parse_class_file): Update to use debug hooks directly.
3564 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
3566 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3568 * alias.c (set_mem_alias_set): New function.
3569 * rtl.h (set_mem_alias_set): Declare it.
3570 * builtins.c (expand_builtin_return_addr): Call it instead of
3571 using MEM_ALIAS_SET accessor.
3572 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
3573 (get_memory_rtx, expand_builtin_va_arg): Likewise.
3574 (expand_builtin_va_copy):Likewise.
3575 * caller-save.c (setup_save_areas): Likewise.
3576 * calls.c (compute_argument_addresses): Likewise.
3577 * explow.c (set_mem_attributes): Likewise.
3578 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
3579 (expand_assignment, store_constructor_field, store_field): Likewise.
3580 (expand_expr_unaligned): Likewise.
3581 * function.c (assign_stack_temp_for_type): Likewise.
3582 (put_reg_into_stack, gen_mem_addressof): Likewise.
3583 * ifcvt.c (noce_try_cmove_arith): Likewise.
3584 * reload1.c (reload, alter_reg): Likewise.
3585 * config/alpha/alpha.c (get_aligned_mem): Likewise.
3586 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
3587 (alpha_expand_unaligned_store): Likewise
3588 (alpha_expand_unaligned_load_words): Likewise.
3589 (alpha_expand_unaligned_store_words): Likewise.
3590 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3591 (alpha_expand_epilogue): Likewise.
3592 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3593 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3594 * config/i386/i386.c (legitimize_pic_address): Likewise.
3595 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3596 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3597 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3598 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3599 * config/mips/mips.c (mips_va_arg): Likewise.
3600 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3601 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3602 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3603 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3604 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3605 (rs6000_emit_epilogue): Likewise.
3606 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3607 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3608 * config/v850/v850.c (v850_va_arg): Likewise.
3610 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3612 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3613 when fallthru edge is present.
3614 (mege_blocks): Handle case where creation of jump insn
3617 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3618 CLEANUP_POST_REGSTACK): New constants.
3619 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3620 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3621 * output.h (cleanup_cfg): Update prototype.
3622 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3623 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3624 cleanup_cfg call; kill missleading comment.
3625 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3626 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3627 parameter; control optimizations performed using it.
3628 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3629 try_crossjump_bb): New functions.
3631 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3633 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3635 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3636 pa_output_function_prologue.
3637 * pa-protos.h (pa_output_function_prologue): New prototype.
3639 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3641 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3642 and low to get correct sign extension in low+high test.
3644 2001-07-11 Janis Johnson <janis@us.ibm.com>
3646 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3647 for large hit count.
3649 * profile.c (branch_prob): Fix .bbg info for computed gotos
3652 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3654 * stmt.c (parse_output_constraint): New function, split out
3656 (expand_asm_operands): ... here. Use parse_output_constraint.
3657 * tree.h (parse_output_constraint): Declare it.
3659 2001-07-11 Richard Henderson <rth@redhat.com>
3661 * bitmap.c: Comment some functions; fiddle whitespace.
3662 (bitmap_free): Don't export.
3663 (bitmap_element_allocate): Use memset.
3664 * bitmap.h (bitmap_free): Don't declare.
3666 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3668 * gcse.c, lcm.c, sched-deps.c:
3669 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3671 * flow.c (flow_loops_find): Free dom if we found no loops, since
3672 we aren't going to save it.
3674 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3677 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3679 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3681 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3683 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3684 #ifndef DWARF2_DEBUGGING_INFO.
3686 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3688 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3690 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3692 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3693 reverse a branch if a NE comparison is implemented with GTU.
3695 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3696 H.J. Lu <hjl@gnu.org>
3698 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3700 (call_internal2): Likewise.
3701 (call_value_internal1): Likewise.
3702 (call_value_internal2): Likewise.
3703 (call_value_multiple_internal1): Likewise.
3704 (call_value_multiple_internal2): Likewise.
3706 2001-07-10 Kazu Hirata <kazu@hxi.com>
3708 * calls.c (emit_library_call_value_1): Fix a comment typo.
3709 * dwarf2out.c (mem_loc_descriptor): Likewise.
3710 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3712 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3714 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3716 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3718 * recog.c (offsettable_address_p): Handle LO_SUM case.
3719 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3720 instead of plus_constant.
3722 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3724 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3725 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3727 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3729 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3730 adjust_address_nv instead of plus_constant.
3732 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3734 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3735 dwarf2out.o): Depend on debug.h, wrap long lines.
3736 * dbxout.c: Include debug.h.
3737 (dbx_debug_hooks): New.
3738 (dbxout_init): Make static, take just 2 args.
3739 (dbxout_finish): Make static.
3740 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3741 * debug.c: New file.
3742 * debug.h: New file.
3743 * dwarf2out.c: Include debug.h.
3744 (dwarf2_debug_hooks): New.
3745 (dwarf2out_init): Make static.
3746 (dwarf2out_finish): Make static, take 2 args.
3747 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3748 * dwarfout.c: Include debug.h.
3749 (dwarf_debug_hooks): New.
3750 (dwarfout_init): Make static.
3751 (dwarfout_finish): Make static, take 2 args.
3752 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3753 * sdbout.c: Include debug.h.
3754 (sdb_debug_hooks): New.
3755 (sdbout_init): Make static, take 2 args.
3756 * sdbout.h (sdbout_init): Delete.
3757 * toplev.c: Include debug.h.
3759 (compile_file): Set deubg_hooks based on command line options.
3760 Use the hooks unconditionally rather than conditional compilation.
3762 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3764 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3765 first_insn_after_basic_block_note instead.
3767 * df.c (df_bb_refs_unlink): #if 0 out for now.
3769 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3771 * ssa.h: Add prototype for ssa_const_prop
3772 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3773 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3774 (ssa_fast_dce): Remove unused variable
3776 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3778 * diagnostic.c (finish_diagnostic): Rename to
3779 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3782 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3784 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3787 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3788 (dump_file): Only pad the demangled name with spaces if the
3789 mangled name was padded with spaces.
3791 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3793 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3796 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3798 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3799 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3802 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3803 whether can put offset inside LO_SUM to check mode alignment, not size.
3805 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3807 * doc/tm.texi (Misc): Fix thinko.
3809 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3811 * regmove.c (replace_in_call_usage): Fix warnings.
3812 * sched-deps.c (add_dependence): Fix warnings.
3813 * simplify-rtx.c (simplify_subreg): Likewise.
3814 Return NULL_RTX instead of NULL.
3816 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3817 (subst_asm_stack_regs): Likewise.
3819 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3822 * dwarf2out.c (output_call_frame_info): Declare i as int.
3823 (build_abbrev_table): Declare n_alloc as int.
3824 (dwarf2out_finish): Initialize die.
3825 * except.c: Declare sjlj_funcdef_number as unsigned.
3826 (connect_post_landing_pads): Declare j as unsigned.
3827 (convert_to_eh_region_ranges): Initialize call_site.
3828 (output_function_exception_table): Initialize tt_format_size.
3829 * expr.c (move_by_pieces_1): Initialize to1.
3830 (store_constructor): Initialize minelt and maxelt.
3831 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3832 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3834 * c-decl.c (combine_parm_decls): Unused, remove.
3835 * c-tree.h: Remove prototype for combine_parm_decls.
3837 * reload.c (push_reload): Fix warning.
3838 (regno_clobbered_p): Likewise.
3839 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3840 (reload_combine): Likewise.
3842 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3843 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3845 * bitmap.c (bitmap_operation): Change user.
3846 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3848 2001-07-10 Eric Christopher <echristo@redhat.com>
3850 * config/mips/mips.c (override_options): Fix typo.
3852 2001-07-09 Stan Shebs <shebs@apple.com>
3854 * target.h (struct gcc_target): New fields init_builtins and
3856 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3857 (TARGET_EXPAND_BUILTIN): New macro.
3858 (TARGET_INITIALIZER): Add them.
3859 * builtins.c: Include target.h.
3860 (expand_builtin): Use targetm.expand_builtin.
3861 (default_init_builtins): New function.
3862 (default_expand_builtin): New function.
3863 * expr.h (default_init_builtins): Declare.
3864 (default_expand_builtin): Declare.
3865 * c-common.c (c_common_nodes_and_builtins): Use
3866 targetm.init_builtins.
3867 * defaults.h (MD_INIT_BUILTINS): Remove.
3868 * Makefile.in (builtins.o): Depend on target.h.
3870 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3871 (TARGET_EXPAND_BUILTIN): Define.
3872 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3873 (MD_EXPAND_BUILTIN): Remove.
3875 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3876 (TARGET_EXPAND_BUILTIN): Define.
3877 (c4x_init_builtins): Make endlink arg a local.
3878 (c4x_print_operand): Fix typos in adjust_address usages.
3879 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3880 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3881 (MD_EXPAND_BUILTIN): Remove.
3883 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3884 (TARGET_EXPAND_BUILTIN): Define.
3885 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3886 (ix86_init_builtins): Call new function only if TARGET_MMX.
3887 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3888 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3889 (MD_EXPAND_BUILTIN): Remove.
3891 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3892 (TARGET_EXPAND_BUILTIN): Define.
3893 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3894 (MD_EXPAND_BUILTIN): Remove.
3896 * doc/tm.texi: Document these changes.
3898 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3900 * basic-block.h (tree_node): Forward declare if needed.
3901 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3902 (BLOCK_HEAD_TREE): Define.
3903 (BLOCK_END_TREE): Define.
3904 (struct loops): Rename field 'tree' to 'tree_root'.
3905 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3907 (flow_loops_tree_build): Rename reference to field 'tree' to
3909 (flow_loops_level_compute): Ditto.
3910 * predict.c (estimate_bb_frequencies): Ditto.
3911 * tree.h (struct tree_common): Add field 'aux'.
3913 2001-07-09 Stan Shebs <shebs@apple.com>
3915 * config/darwin.c (darwin_encode_section_info): Don't mark any
3916 DECL_EXTERNAL node as defined.
3918 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3920 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3921 pa_free_machine_status, hppa_init_pic_save): Delete.
3922 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3923 (hppa_profile_hook): Use hppa_pic_save_rtx.
3924 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3925 hppa_init_pic_save): Delete.
3926 (hppa_pic_save_rtx): Declare.
3927 * pa.md (call, call_value, sibcall, sibcall_value,
3928 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3930 2001-07-09 Kazu Hirata <kazu@hxi.com>
3932 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3933 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3935 2001-07-09 Andreas Jaeger <aj@suse.de>
3937 * output.h: Add declaration of final_forward_branch_p.
3939 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3941 * varray.c: Include errors.h for internal_error and trim_filename
3944 * Makefile.in (varray.o): Add errors.h.
3946 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3948 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3949 * optabs.c (have_add2_insn): Check whether the add insn chosen
3950 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3951 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3953 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3955 * Makefile.in (OBJS): Add ssa-ccp.o
3956 (ssa-ccp.o): Add dependencies.
3957 * toplev.c (DFI_ssa_ccp): New dump file enum.
3958 (dump_file): Add entry for dumping after SSA CCP.
3959 (flag_ssa_ccp): New flag variable.
3960 (f_options): Add -fssa-ccp.
3961 (rest_of_compilation): Run SSA CCP if requested.
3962 * timevar.def (TV_SSA_CCP): New timevar.
3963 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3964 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3965 Fix minor typo in SSA DCE documentation.
3966 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3967 Add documentation for new dump option. Renumber dump files
3970 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3972 * emit-rtl.c (gen_highpart_mode): New.
3973 * rtl.h (gen_highpart_mode): Declare.
3974 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3975 operand can be VOIDmode constant.
3977 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3979 * flow.c (redirect_edge_and_branch_force): New.
3980 (can_fallthru): Ensure that basic blocks are succeeding.
3981 (try_optimize_cfg): Do not delete basic block if it is the last one.
3983 * flow.c (try_redirect_by_replacing_jump): Do not remove
3984 jumps with side effects, unlink chain on fallthru edge;
3985 set block for new jump instruction; avoid basic block to
3986 over by line number note.
3988 * flow.c (try_simplify_condjump): Verify that the condjump
3989 is not always falling trought.
3992 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3994 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3995 (try_redirect_by_replacing_jump): Update properly the count
3996 and frequency information.
3998 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4000 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
4001 address that is a LO_SUM specially.
4002 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
4004 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
4006 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
4007 (operand_subword): Use them.
4008 (change_address_1): Renamed from change_address; new arg VALIDATE.
4009 * expr.h: Reflect above changes; change_address now macro.
4010 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
4012 * cselib.c (add_mem_for_addr): Likewise.
4013 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
4014 * regmove.c (try_apply_stack_adjustment): Likewise.
4015 * reload.c (push_reload, make_memloc): Likewise.
4016 * reload1.c (eliminate_regs): Likewise.
4017 * simplify-rtx.c (simplify_replace_rtx): Likewise.
4018 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
4020 * combine.c (make_extraction, simplify_shift_const): Likewise.
4021 (gen_lowpart_for_combine): Likewise.
4022 * cse.c (gen_lowpart_if_possible): Likewise.
4023 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
4024 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
4025 * optabs.c (gen_move_insn): Likewise.
4026 * reload1.c (alter_reg): Likewise.
4027 * simplify-rtx.c (simplify_subreg): Likewise.
4028 * stmt.c (expand_anon_union_decl): Likewise.
4029 * recog.c (validate_replace_rtx_1): Likewise.
4031 * Makefile.in (recog.o): Add $(EXPR_H).
4032 * explow.c (stabilize): Call replace_equiv_address.
4033 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
4034 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
4036 2001-07-03 Andrew Haley <aph@redhat.com>
4038 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
4039 the mode of the memory location.
4041 2001-07-09 Bo Thorsen <bo@suse.co.uk>
4043 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
4045 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
4047 * final.c (output_addr_const): Use target opening and
4048 closing parentheses.
4049 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
4050 defaults, add to TARGET_ASM_OUT.
4051 * target.h (struct gcc_target): Add open_paren and close_paren.
4052 * doc/md.texi: Update.
4053 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
4054 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
4055 TARGET_ASM_CLOSE_PAREN.
4056 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
4058 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
4060 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
4061 * config/a29k/a29k.h: Similarly.
4062 * config/alpha/alpha.h: Similarly.
4063 * config/arc/arc.h: Similarly.
4064 * config/arm/aof.h: Similarly.
4065 * config/arm/aout.h: Similarly.
4066 * config/avr/avr.h: Similarly.
4067 * config/c4x/c4x.h: Similarly.
4068 * config/clipper/clipper.h: Similarly.
4069 * config/convex/convex.h: Similarly.
4070 * config/d30v/d30v.h: Similarly.
4071 * config/dsp16xx/dsp16xx.h: Similarly.
4072 * config/elxsi/elxsi.h: Similarly.
4073 * config/fr30/fr30.h: Similarly.
4074 * config/h8300/h8300.h: Similarly.
4075 * config/i370/i370.h: Similarly.
4076 * config/i386/i386.h: Similarly.
4077 * config/i860/i860.h: Similarly.
4078 * config/i960/i960.h: Similarly.
4079 * config/ia64/ia64.h: Similarly.
4080 * config/m32r/m32r.h: Similarly.
4081 * config/m68hc11/m68hc11.h: Similarly.
4082 * config/m68k/m68k.h: Similarly.
4083 * config/m88k/m88k.h: Similarly.
4084 * config/mcore/mcore.h: Similarly.
4085 * config/mips/mips.h: Similarly.
4086 * config/mn10200/mn10200.h: Similarly.
4087 * config/mn10300/mn10300.h: Similarly.
4088 * config/ns32k/ns32k.h: Similarly.
4089 * config/pa/pa.h: Similarly.
4090 * config/pdp11/pdp11.h: Similarly.
4091 * config/pj/pj.h: Similarly.
4092 * config/romp/romp.h: Similarly.
4093 * config/rs6000/rs6000.h: Similarly.
4094 * config/sh/sh.h: Similarly.
4095 * config/sparc/sparc.h: Similarly.
4096 * config/v850/v850.h: Similarly.
4097 * config/vax/vax.h: Similarly.
4098 * config/we32k/we32k.h: Similarly.
4100 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
4102 * doc/c-tree.texi: Document representation of attributes.
4104 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
4106 * doc/tm.texi: Update some places for the rename of target to
4109 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
4111 * target.h (struct gcc_target): Add insert_attributes.
4112 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
4113 (TARGET_INITIALIZER): Update.
4114 * tree.c, tree.h (default_insert_attributes): New function.
4115 Update comments on other default functions to refer to targetm,
4117 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
4118 TARGET_INSERT_ATTRIBUTES.
4119 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
4120 * c-common.c (decl_attributes): Use targetm.insert_attributes.
4121 Don't use PRAGMA_INSERT_ATTRIBUTES.
4122 * Makefile.in (c-common.o): Depend on $(TARGET_H).
4123 * c-decl.c (start_decl, start_function): Don't call
4124 SET_DEFAULT_DECL_ATTRIBUTES.
4125 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
4126 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
4128 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
4129 (c4x_check_attribute): Avoid modifying attribute list itself.
4130 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
4132 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
4133 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
4135 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
4136 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
4138 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
4139 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
4141 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
4142 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
4143 Adjust parameters. Make static.
4145 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
4147 * c-common.c (decl_attributes): Only take a single attributes
4149 * c-common.h (decl_attributes): Update prototype.
4150 * c-decl.c (start_decl, start_function): Only take a single
4151 attributes parameter. Update calls to decl_attributes.
4152 (finish_struct, finish_enum): Update calls to decl_attributes.
4153 (push_parm_decl): Expect unified list of attributes. Update call
4155 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
4156 notype_nested_function, component_declarator,
4157 component_notype_declarator, label): Update calls to
4159 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
4160 lists that are passed to push_parm_decl.
4161 * c-tree.h (start_function, start_decl): Update prototypes.
4162 * config/sh/sh-protos.h, config/sh/sh.c
4163 (sh_pragma_insert_attributes): Only take a single attributes
4165 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
4166 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
4167 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
4168 build_module_descriptor, generate_static_references,
4169 generate_strings, build_selector_translation_table,
4170 generate_descriptor_table, generate_protocols,
4171 generate_ivars_list, generate_dispatch_table,
4172 generate_protocol_list, generate_category,
4173 generate_shared_structures, really_start_method, add_objc_decls,
4174 generate_classref_translation_entry): Update calls to start_decl
4176 (build_tmp_function_decl, start_method_def): Unify attribute lists
4177 that are passed to push_parm_decl.
4179 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
4181 * final.c (no_asm_to_stream): New.
4182 (final_scan_insn): Use target structures for prologue ends
4183 and epilogue starts.
4184 * output.h (no_asm_to_stream): New.
4185 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
4186 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
4187 (TARGET_ASM_OUT): Update.
4188 * target.h (struct gcc_target): New members function_end_prologue
4189 and function_begin_epilogue.
4190 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
4191 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
4192 * config/alpha/alpha.c (output_end_prologue): Rename to
4193 alpha_output_function_end_prologue. Use in target struct
4195 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
4196 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
4197 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
4198 ia64_output_function_end_prologue. Use in target struct
4200 (ia64_function_prologue, ia64_funciton_epilogue): Rename
4201 mistyped prototypes.
4202 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
4203 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
4205 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
4206 an use in target struct, make static.
4207 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
4210 2001-07-08 Richard Henderson <rth@redhat.com>
4212 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
4214 2001-07-08 Richard Henderson <rth@redhat.com>
4216 * config/i386/i386.md: Remove constraints strings from define_split
4217 and define_peephole2 patterns.
4218 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
4219 (eh_return): Use them.
4221 2001-07-08 Richard Henderson <rth@redhat.com>
4223 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
4224 Document MD_FALLBACK_FRAME_STATE_FOR.
4226 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4228 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
4229 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
4231 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
4233 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
4235 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
4236 of the label inside NAME as opposed to just the end of NAME.
4238 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
4240 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
4241 * config/alpha/alpha.c (alpha_init_machine_status,
4242 alpha_mark_machine_status, alpha_free_machine_status): Delete.
4243 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
4244 (vms_valid_decl_attribute_p): Make static, conditionally compile.
4245 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
4247 2001-07-06 Stan Shebs <shebs@apple.com>
4249 * target.h (targetm): Rename global from "target", so as not to
4250 conflict with local variables.
4252 * c-typeck.c: Ditto.
4256 * cp/decl2.c: Ditto.
4257 * cp/typeck.c: Ditto.
4258 * 1750a/1750a.c: Ditto.
4259 * a29k/a29k.c: Ditto.
4263 * clipper/clipper.c: Ditto.
4264 * convex/convex.c: Ditto.
4265 * d30v/d30v.c: Ditto.
4266 * dsp16xx/dsp16xx.c: Ditto.
4267 * elxsi/elxsi.c: Ditto.
4268 * fr30/fr30.c: Ditto.
4269 * h8300/h8300.c: Ditto.
4270 * i370/i370.c: Ditto.
4271 * i386/i386.c: Ditto.
4272 * i860/i860.c: Ditto.
4273 * i960/i960.c: Ditto.
4274 * ia64/ia64.c: Ditto.
4275 * m32r/m32r.c: Ditto.
4276 * m68hc11/m68hc11.c: Ditto.
4277 * m68k/m68k.c: Ditto.
4278 * m88k/m88k.c: Ditto.
4279 * mips/mips.c: Ditto.
4280 * ns32k/ns32k.c: Ditto.
4282 * pdp11/pdp11.c: Ditto.
4283 * romp/romp.c: Ditto.
4284 * rs6000/rs6000.c: Ditto.
4286 * sparc/sparc.c: Ditto.
4288 * we32k/we32k.c: Ditto.
4289 * doc/tm.texi: Update the manual to match.
4291 2001-07-06 Richard Henderson <rth@redhat.com>
4293 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
4294 DWARF2_UNWIND_INFO not just whether it is defined.
4296 2001-07-06 Diego Novillo <dnovillo@redhat.com>
4298 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
4299 call to simplify_binary_operation returns a new pattern.
4301 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4303 * glimits.h (__SHRT_MAX__): New.
4304 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
4305 (SHRT_MAX): Define in terms of __SHRT_MAX__.
4307 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
4309 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
4312 2001-07-06 Richard Henderson <rth@redhat.com>
4314 * bitmap.c (bitmap_release_memory): Move adjacent to the
4315 allocation functions.
4316 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
4317 the implementation. Binary search for the set bit.
4318 (bitmap_union_of_diff): Allocate the temporary on the stack
4319 instead of using xmalloc.
4321 2001-07-06 Richard Henderson <rth@redhat.com>
4323 * genrecog.c (validate_pattern): Warn for constraints in
4324 define_{expand,split,peephole2}. Remove strict_low_part
4325 before looking up match_dup.
4327 2001-07-06 DJ Delorie <dj@redhat.com>
4329 * doc/gcc.texi (Makefile): Rename to be a more general purpose
4330 chapter about various build hints and history. Add section
4331 talking about the various types of native and cross builds.
4333 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
4335 * Makefile.in (final.o): Depend on target.h.
4336 * final.c: Include target.h.
4337 (default_function_pro_epilogue): New.
4338 (final_start_function): Use target structure for function prologues.
4339 (final_end_function): Use target structure for function epilogues.
4340 * fold-const.c (real_hex_to_f): Constify s and p.
4341 * output.h (default_function_pro_epilogue): New.
4342 * real.h (real_hex_to_f): Update prototype.
4343 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
4344 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
4345 (TARGET_INITIALIZER): Update.
4346 * target.h (gcc_target): Add struct asm_out.
4347 * doc/tm.texi: Update.
4350 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
4351 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
4352 in cpu/cpu.c, or rename old functions consistently. Take
4353 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
4354 redundant macros and prototypes. Make new functions static.
4356 * 1750a/1750a.c: Similarly.
4357 * 1750a/1750a.h: Similarly.
4358 * a29k/a29k-protos.h: Similarly.
4359 * a29k/a29k.c: Similarly.
4360 * a29k/a29k.h: Similarly.
4361 * arc/arc-protos.h: Similarly.
4362 * arc/arc.c: Similarly.
4363 * arc/arc.h: Similarly.
4364 * arm/arm-protos.h: Similarly.
4365 * arm/arm.c: Similarly.
4366 * arm/arm.h: Similarly.
4367 * avr/avr-protos.h: Similarly.
4368 * avr/avr.c: Similarly.
4369 * avr/avr.h: Similarly.
4370 * clipper/clipper-protos.h: Similarly.
4371 * clipper/clipper.c: Similarly.
4372 * clipper/clipper.h: Similarly.
4373 * convex/convex.c: Similarly.
4374 * convex/convex.h: Similarly.
4375 * d30v/d30v-protos.h: Similarly.
4376 * d30v/d30v.c: Similarly.
4377 * d30v/d30v.h: Similarly.
4378 * d30v/d30v.md: Similarly.
4379 * dsp16xx/dsp16xx-protos.h: Similarly.
4380 * dsp16xx/dsp16xx.c: Similarly.
4381 * dsp16xx/dsp16xx.h: Similarly.
4382 * elxsi/elxsi.c: Similarly.
4383 * elxsi/elxsi.h: Similarly.
4384 * fr30/fr30.c: Similarly.
4385 * fr30/fr30.md: Similarly.
4386 * h8300/h8300-protos.h: Similarly.
4387 * h8300/h8300.c: Similarly.
4388 * h8300/h8300.h: Similarly.
4389 * i370/i370-protos.h: Similarly.
4390 * i370/i370.c: Similarly.
4391 * i370/i370.h: Similarly.
4392 * i386/i386.c: Similarly.
4393 * i386/osf1elf.h: Similarly.
4394 * i386/osfrose.h: Similarly.
4395 * i860/i860-protos.h: Similarly.
4396 * i860/i860.c: Similarly.
4397 * i860/i860.h: Similarly.
4398 * i960/i960-protos.h: Similarly.
4399 * i960/i960.c: Similarly.
4400 * i960/i960.h: Similarly.
4401 * ia64/ia64-protos.h: Similarly.
4402 * ia64/ia64.c: Similarly.
4403 * ia64/ia64.h: Similarly.
4404 * m32r/m32r-protos.h: Similarly.
4405 * m32r/m32r.c: Similarly.
4406 * m32r/m32r.h: Similarly.
4407 * m68hc11/m68hc11-protos.h: Similarly.
4408 * m68hc11/m68hc11.c: Similarly.
4409 * m68hc11/m68hc11.h: Similarly.
4410 * m68k/crds.h: Similarly.
4411 * m68k/dpx2.h: Similarly.
4412 * m68k/m68k-protos.h: Similarly.
4413 * m68k/m68k.c: Similarly.
4414 * m68k/m68k.h: Similarly.
4415 * m68k/news.h: Similarly.
4416 * m88k/m88k-protos.h: Similarly.
4417 * m88k/m88k.c: Similarly.
4418 * m88k/m88k.h: Similarly.
4419 * mips/mips-protos.h: Similarly.
4420 * mips/mips.c: Similarly.
4421 * mips/mips.h: Similarly.
4422 * ns32k/merlin.h: Similarly.
4423 * ns32k/ns32k.c: Similarly.
4424 * ns32k/ns32k.h: Similarly.
4425 * ns32k/tek6000.h: Similarly.
4426 * pa/pa-protos.h: Similarly.
4427 * pa/pa.c: Similarly.
4428 * pa/pa.h: Similarly.
4429 * pdp11/2bsd.h: Similarly.
4430 * pdp11/pdp11-protos.h: Similarly.
4431 * pdp11/pdp11.c: Similarly.
4432 * pdp11/pdp11.h: Similarly.
4433 * romp/romp-protos.h: Similarly.
4434 * romp/romp.c: Similarly.
4435 * romp/romp.h: Similarly.
4436 * rs6000/rs6000-protos.h: Similarly.
4437 * rs6000/rs6000.c: Similarly.
4438 * rs6000/rs6000.h: Similarly.
4439 * rs6000/sysv4.h: Similarly.
4440 * sh/sh-protos.h: Similarly.
4441 * sh/sh.c: Similarly.
4442 * sh/sh.h: Similarly.
4443 * sparc/sparc-protos.h: Similarly.
4444 * sparc/sparc.c: Similarly.
4445 * sparc/sparc.h: Similarly.
4446 * vax/vax.c: Similarly.
4447 * vax/vax.h: Similarly.
4448 * vax/vms.h: Similarly.
4449 * we32k/we32k.c: Similarly.
4450 * we32k/we32k.h: Similarly.
4452 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
4454 * basic-block.h (first_insn_after_basic_block_note): Declare.
4455 * flow.c (first_insn_after_basic_block_note): Define. Moved
4457 * ssa.c (first_insn_after_basic_block_note): Remove.
4458 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
4460 (ssa_eliminate_dead_code): Properly update the CFG and PHI
4461 nodes when we find a dead conditional branch. Insert BARRIERs
4462 after any blocks with no successors, but which do not have
4465 2001-07-06 Zack Weinberg <zackw@stanford.edu>
4467 * varray.c (varray_check_failed): Use internal_error.
4469 2001-07-05 Andrew Haley <aph@redhat.com>
4471 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
4472 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
4473 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
4475 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
4477 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
4478 reference if the target constant is also a SYMBOL_REF.
4480 2001-07-05 Eric Christopher <echristo@redhat.com>
4482 * config/mips/mips.h (MASK_MIPS3900): Remove.
4483 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
4484 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
4485 (TARGET_MIPS3900): Change to use mips_arch.
4486 (TARGET_MIPS4000): New.
4487 (TARGET_MIPS4100): New.
4488 (TARGET_MIPS4300): New.
4489 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
4490 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
4492 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
4493 (ISA_HAS_BRANCHLIKELY): To here.
4494 (CC1_CPU_SPEC): New.
4495 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
4496 (mips_arch_string): Declare.
4497 (mips_arch): Declare.
4498 (TARGET_OPTIONS): Add -march and -mtune.
4500 * config/mips/mips.c (mips_arch_string): New.
4502 (override_options): Handle -march for codegen and -mtune
4503 for scheduling. Use mips_arch. Move tx39 target default here.
4504 (mips_parse_cpu): Move error message to override_options.
4506 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
4508 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
4510 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
4511 (MIPS Options): Ditto. Change mcpu entry to historical text.
4513 2001-07-05 H.J. Lu (hjl@gnu.org)
4515 * config/mips/mips.c (mips_parse_cpu): New function to parse
4518 2001-07-05 Jim Wilson <wilson@redhat.com>
4520 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
4521 * config/ia64/t-ia64: Likewise.
4522 (LIB1ASMFUNCS): Update comment.
4524 2001-07-05 David Edelsohn <edelsohn@gnu.org>
4526 * doc/install.texi (Install GCC: Binaries): Fix typo.
4528 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4530 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
4531 reference using the stack pointer, adjust it since we push Y
4533 ("*ashrsi3"): Likewise.
4534 ("*lshrsi3"): Likewise.
4536 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4538 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
4539 when -fomit-frame-pointer is used.
4541 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
4543 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
4544 (try_redirect_by_replacing_jump): Reverse updating properly the
4545 count and frequency information. Reverse removing cc0 setter.
4546 (forwarder_block_p): Reverse fixing for fallthru blocks.
4548 2001-07-05 DJ Delorie <dj@redhat.com>
4550 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
4551 (translate_options): If the above is defined, use it to map
4552 given options to new options.
4553 * doc/tm.texi: Document it.
4555 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
4556 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4558 * doc/invoke.texi (Optimize Options): Document that -fgcse may
4559 cause programs using computed gotos to run more slowly.
4561 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4563 * doc/install.texi (Specific): Markup, spelling and typo fixes.
4565 Consistently require binutils 2.11.2, not prereleases.
4566 (Specific, decstation-*): Canonicalize as mips-dec-*.
4567 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
4569 (Specific, m68k-altos): Removed reference to README.altos, deleted.
4570 (Specific, mips-*): Reword MIPS C compiler requirements.
4571 (Specific, powerpc*-*-*): New, mention --with-cpu once.
4572 (Specific, sunv5): Removed, obsolete.
4574 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
4576 * dwarf2out.c (output_loc_list): Use an all ones mask for
4577 .text asm output and don't rely on long long
4578 literals. Reformat some long lines.
4580 2001-07-05 Andreas Jaeger <aj@suse.de>
4582 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
4585 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4587 * dwarf2out.c (dwarf2out_define): Update comment.
4588 (dwarf2out_undef): Ditto.
4589 (dwarf2out_start_source_file): Ditto.
4590 (dwarf2out_end_source_file): Ditto.
4591 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4592 since we never call the start/end debug hook for the primary file.
4594 2001-07-04 Kazu Hirata <kazu@hxi.com>
4596 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4599 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4601 * cppinit.c (remove_dup_dirs): Inform if a system include
4602 directory is being reordered.
4603 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4605 * doc/cpp.texi (Search Paths): Likewise.
4606 * doc/gcc.texi (Interoperation): Remove information about
4609 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4611 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4612 (VARRAY_TOP_CHAR_PTR): Likewise.
4614 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4616 * gcc.c (process_command): Don't assign elements of a const char*.
4618 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4620 * emit-rtl.c (change_address): Don't abort if invalid address while
4621 reload is in progress.
4623 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4625 * c-lex.c (cb_file_change): Pass line number to
4626 debug_start_source_file.
4627 (cb_undefine): Pass correct line number to debug_undef.
4629 * toplev.c (debug_start_source_file): Add line number to
4630 parameters. Pass it along to dwarf2out_start_source_file.
4631 (decode_g_option): Stop resetting debug level back to normal when
4632 we change debug formats, unless the current level is
4633 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4636 * toplev.h (debug_start_source_file): Add line number to
4639 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4642 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4644 Output debug_macinfo data for starting file if requested.
4645 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4647 (dwarf2out_define): Output debug_macinfo data for defining a macro
4649 (dwarf2out_undef): Output debug_macinfo data for undefining a
4651 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4652 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4653 (macinfo_section_label): New. DWARF2 macro info section label.
4654 (dwarf2out_init): If we want macro info, output the start label
4656 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4657 attribute to the compilation unit die pointing to the macro info.
4659 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4661 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4662 DWARF2_DEBUGGING_INFO.
4663 (add_loc_descr_to_loc_list): Ditto.
4664 (output_loc_list): Ditto.
4665 Also, fix thinko in curr not being initialized.
4666 (gen_internal_sym): Ditto.
4668 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4670 * emit-rtl.c (replace_equiv_address): New function.
4671 * expr.h (replace_equiv_address): New declaration.
4672 * explow.c (validize_mem): Call it instead of change_address and
4673 also call if -fforce-addr and address is constant.
4674 * expr.c: Replace more calls to change_address with adjust_address
4675 and/or replace_equiv_address or to validize_mem.
4676 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4677 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4678 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4679 * config/i370/i370.md, config/i860/i860.md: Likewise.
4680 * config/i960/i960.md, config/mips/mips.c: Likewise.
4681 * config/mips/mips.md, config/pa/pa.md: Likewise.
4682 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4683 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4685 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4687 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4689 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4692 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4694 * doc/include: New directory.
4695 * doc/fdl.texi: Move to doc/include/fdl.texi.
4696 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4697 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4698 * doc/gcc.texi: Use funding.texi and gpl.texi.
4699 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4700 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4701 Update dependencies and use -I $(docdir)/include.
4703 2001-07-04 Anthony Green <green@redhat.com>
4705 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4707 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4709 * doc/install.texi (sparc64-*-*): Remove garbage.
4711 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4713 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4714 Fix typo in last change to use adjust_address.
4716 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4718 * doc/install.texi (Specific): Update information for *-*-solaris*.
4720 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4722 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4724 2001-07-03 Stan Shebs <shebs@apple.com>
4726 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4727 case for flag_no_mach_text_sections.
4728 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4729 * config/darwin.c (flag_no_mach_text_sections): Remove.
4730 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4732 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4734 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4735 and avoid checking for constant as first operand.
4736 * recog.c (find_constant_term_loc): No longer static.
4737 (adj_offettable_operand): Delete.
4738 * rtl.h (adj_offsettable_operand): Delete declaration.
4739 (find_constant_term): Add declaration.
4740 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4742 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4743 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4744 * config/i386/i386.c, config/i386/i386.md: Likewise.
4745 * config/i860/i860.c, config/i960/i960.c: Likewise.
4746 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4747 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4748 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4749 * config/mips/mips.c, config/mips/mips.md: Likewise.
4750 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4751 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4752 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4753 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4754 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4755 * config/ns32k/ns32k.md: Likewise.
4757 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4759 * rtl.c (copy_rtx): Handle 'T' format letter.
4760 * gensupport.c (collect_insn_data): Likewise.
4761 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4763 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4765 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4766 -B option. Use 'dir' not 'foo' as example directory name.
4768 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4770 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4771 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4773 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4775 * doc/cppinternals.texi: Improve formatting and logical markup.
4777 2001-07-03 Andreas Jaeger <aj@suse.de>
4779 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4781 * genrecog.c (write_header): Include reload.h for prototypes in
4784 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4787 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4788 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4789 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4790 i386_pe_valid_type_attribute_p): Add.
4791 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4792 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4794 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4796 * explow.c (plus_constant_wide, case LO_SUM): New case.
4797 (plus_constant_for_output_wide): Delete.
4798 * rtl.h (plus_constant_for_output): Delete.
4799 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4800 instead of plus_constant_for_output.
4801 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4802 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4803 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4804 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4805 * config/sparc/sparc.md: Likewise.
4806 Convert some change_address calls to adjust_address.
4808 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4810 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4811 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4812 documentation of -std and -Wwrite-strings.
4814 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4816 * cse.c (canon_hash): Don't register registers in very small
4817 register classes, as extending their lifetime might cause
4820 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4822 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4824 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4825 (try_redirect_by_replacing_jump): Update properly the count
4826 and frequency information.
4828 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4830 * toplev.c (dump_file_index): Move SSA dumps just after first
4832 (dump_file): Corresponding changes.
4833 (rest_of_compilation): Move SSA path to just after the first
4835 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4836 * doc/invoke.texi: Update dump file #s as they were completely
4837 out of date with reality.
4839 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4841 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4843 * expr.c (emit_move_insn_1): Deal with non-default
4846 * expr.c (emit_single_push_insn): Fix warning.
4848 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4850 * expr.c (emit_move_insn_1): Avoid modifying
4851 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4853 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4855 * emit-rtl.c (adjust_address): New function.
4856 * expr.h (adjust_address): Add declaration.
4857 * builtins.c: Replace some calls to change_address with calls to it
4859 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4860 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4861 * config/arm/arm.c, config/convex/convex.c: Likewise.
4862 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4863 * config/i386/i386.c, config/i386/i386.md: Likewise.
4864 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4865 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4866 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4867 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4868 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4870 2001-07-02 Jim Wilson <wilson@redhat.com>
4872 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4874 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4876 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4877 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4879 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4881 * cppinit.c (lang_defaults): New table.
4882 (set_lang): Just read from lang_defaults into the live options
4885 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4887 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4888 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4889 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4891 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4893 * doc/install.texi: Various spelling and markup fixes.
4894 (Installing GCC): Component specific installation instructions are
4897 Warn about removing old install dir in the presence of shared libs.
4898 (Configuration): Invoke with options target to match configure
4900 Consistently refer to gas, gld pathnames.
4901 Invert --enable-multilib documentation.
4902 Remove references to old compiler versions.
4904 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4906 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4908 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4910 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4912 (Specific, mips*-sgi-irix5): Note IDO download.
4913 Reworded MIPS C hints.
4914 Use GNU as instead of GAS.
4916 Removed SGI Freeware reference, IRIX 6 only.
4917 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4918 Note N64 library requirement/workaround.
4920 Complete list of structure passing bug victims.
4922 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4924 * doc/install.texi: Remove CVS Id.
4926 2001-07-02 Andreas Jaeger <aj@suse.de>
4928 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4929 (find_inherently_necessary): Remove unused variable.
4931 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4933 * c-common.h (TDI_inlined): New ast dump phase.
4934 (dump_flag_name): New function.
4935 * c-dump.c (dump_files): Add inlined phase.
4936 (dump_flag_name): Define.
4937 * doc/invoke.texi (-fdump-ast-inlined): Document.
4939 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4941 * stor-layout.c (layout_decl): Revert change to handling of alignment
4944 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4946 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4949 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4951 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4954 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4956 * tlink.c (recompile_files): Remove COMPILER_PATH and
4957 LIBRARY_PATH from the environment.
4959 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4961 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4962 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4964 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4966 * c-parse.in (OBJC_STRING): Kill.
4967 (objc_string): Decompose to [objc_string] '@' STRING.
4968 (reswords): Take the leading '@' off all the Objective C keywords.
4969 (objc_rid_sans_at): Kill.
4970 (init_reswords): Don't initialize it.
4971 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4972 (_yylex): Kill reconsider label. Look ahead one token after
4973 an '@'; if we get an identifier, check whether it's an
4974 Objective C @-keyword. If so, return the keyword. Otherwise,
4975 put back the token and return the '@' as a terminal.
4977 * cpplib.c (lex_macro_node): Remove unnecessary check for
4978 leading '@' on identifier. Clarify control flow and commentary.
4980 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4982 * cse.c (new_label_ref): Variable deleted.
4983 (insert): Remove set of new_label_ref.
4984 (check_for_label_ref): New function.
4985 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4987 See ChangeLog.5 for earlier changes.