1 2001-08-09 Richard Henderson <rth@redhat.com>
3 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
4 (USE_COLLECT2): Remove duplicate definition.
5 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
6 (use_collect2): Remove dead code.
7 * configure.in (use_collect2): Remove will_use_collect2 and
8 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
11 * target.h (targetm.asm_out.constructor): New.
12 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
13 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
14 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
15 * varasm.c (in_ctors, in_dtors): New.
16 (assemble_constructor, assemble_destructor): Remove.
17 (default_stabs_asm_out_destructor): New.
18 (default_named_section_asm_out_destructor): New.
19 (dtors_section, default_dtor_section_asm_out_destructor): New.
20 (default_stabs_asm_out_constructor): New.
21 (default_named_section_asm_out_constructor): New.
22 (ctors_section, default_ctor_section_asm_out_constructor): New.
23 * output.h: Update declarations.
24 * c-decl.c (c_expand_body): Use target hooks instead of
25 assemble_constructor and assemble_destructor.
26 * profile.c (output_func_start_profiler): Likewise.
27 * objc/objc-act.c (finish_objc): Likewise.
28 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
30 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
32 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
33 (DTORS_SECTION_ASM_OP): Likewise.
34 (__CTOR_LIST__): Use attribute section when possible.
35 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
37 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
38 ASM_OUTPUT_CONSTRUCTOR.
40 * config/darwin.c (machopic_asm_out_constructor): New.
41 (machopic_asm_out_destructor): New.
42 * config/darwin-protos.h: Update declarations.
43 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
44 (ASM_OUTPUT_DESTRUCTOR): Remove.
45 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
46 * config/nextstep.c (nextstep_asm_out_constructor): New.
47 (nextstep_asm_out_destructor): New.
48 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
49 (ASM_OUTPUT_DESTRUCTOR): Remove.
50 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
51 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
53 * config/i386/aix386ng.h: Likewise.
55 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
56 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
57 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
58 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
59 * config/lynx.h: Likewise.
60 * config/netware.h: Likewise.
61 * config/psos.h: Likewise.
62 * config/alpha/alpha-interix.h: Likewise.
63 * config/alpha/elf.h: Likewise.
64 * config/arc/arc.h: Likewise.
65 * config/arm/aof.h: Likewise.
66 * config/arm/coff.h: Likewise.
67 * config/arm/elf.h: Likewise.
68 * config/c4x/c4x.h: Likewise.
69 * config/h8300/h8300.h: Likewise.
70 * config/i386/cygwin.h: Likewise.
71 * config/i386/djgpp.h: Likewise.
72 * config/i386/i386-coff.h: Likewise.
73 * config/i386/i386-interix.h: Likewise.
74 * config/i386/sco5.h: Likewise.
75 * config/i386/vsta.h: Likewise.
76 * config/i386/win32.h: Likewise.
77 * config/i960/i960-coff.h: Likewise.
78 * config/ia64/sysv4.h: Likewise.
79 * config/m68hc11/m68hc11.h: Likewise.
80 * config/m68k/coff.h: Likewise.
81 * config/m68k/mot3300.h: Likewise.
82 * config/m88k/m88k.h: Likewise.
83 * config/mcore/mcore-pe.h: Likewise.
84 * config/mcore/mcore.h: Likewise.
85 * config/mips/elf.h: Likewise.
86 * config/mips/elf64.h: Likewise.
87 * config/mips/iris6.h: Likewise.
88 * config/pa/pa64-hpux.h: Likewise.
89 * config/rs6000/sysv4.h: Likewise.
90 * config/sh/sh.h: Likewise.
91 * config/sparc/litecoff.h: Likewise.
93 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
94 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
95 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
96 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
97 (ASM_OUTPUT_DESTRUCTOR): Remove.
98 * config/a29k/a29k.c: Move include of tree.h.
99 * config/a29k/udi.h: Delete file.
100 * config/alpha/alpha.c (vms_asm_out_constructor): New.
101 (vms_asm_out_destructor): New.
102 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
103 (EXTRA_SECTION_FUNCTIONS): Likewise.
104 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
105 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
106 * config/c4x/c4x.c: Move include of tree.h.
107 * config/clipper/clipper.c (clix_asm_out_constructor): New.
108 (clix_asm_out_destructor): New.
109 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
110 (ASM_OUTPUT_DESTRUCTOR): Remove.
111 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
112 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
113 (TARGET_ASM_CONSTRUCTOR): New.
114 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
115 (sco_asm_out_constructor): New.
116 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
117 * config/i386/svr3gas.h: Remove stack grows up code.
118 Remove code duplicated from i386/sysv3.h.
119 (TARGET_ASM_CONSTRUCTOR): New.
120 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
121 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
122 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
123 (TARGET_ASM_CONSTRUCTOR): New.
124 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
125 (m68hc11_asm_out_destructor): New.
126 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
127 (TARGET_ASM_DESTRUCTOR): New.
128 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
129 * config/m68k/dpx2.h: Properly undef all the bits inherited from
130 config/svr3.h pertaining to section manipulation.
131 * config/m68k/dpx2g.h: Remove #if 0 code.
132 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
133 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
134 (ASM_OUTPUT_CONSTRUCTOR): Remove.
135 (TARGET_ASM_CONSTRUCTOR): New.
136 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
137 (m88k_svr3_asm_out_constructor): New.
138 (m88k_svr3_asm_out_destructor): New.
139 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
140 (ASM_OUTPUT_DESTRUCTOR): Remove.
141 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
142 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
143 * config/rs6000/aix.h: Likewise.
144 * config/mips/rtems64.h: Don't undef removed constructor related bits.
145 * config/mips/vxworks.h: Likewise.
146 * config/rs6000/lynx.h: Likewise.
147 * config/sh/elf.h: Likewise.
148 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
149 (DTORS_SECTION_ASM_OP): New.
150 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
151 (ASM_OUTPUT_DESTRUCTOR): Remove.
152 * config/sparc/sol2-sld-64.h: Likewise.
153 * config/vax/vax.c (vms_asm_out_constructor): New.
154 (vms_asm_out_destructor): New.
155 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
156 (ASM_OUTPUT_DESTRUCTOR): Remove.
157 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
159 * doc/tm.texi (@node Initialization): Update.
161 2001-08-09 Richard Henderson <rth@redhat.com>
163 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
164 (__do_global_dtors_aux): Use gp-relative static data to avoid
165 one dynamic relocation.
166 (__do_frame_setup): Register Java classes.
167 * config/alpha/crtend.asm (__JCR_END__): New.
169 2001-08-09 Zack Weinberg <zackw@stanford.edu>
171 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
172 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
173 (GEN, STAGESTUFF): Add new files.
174 (insn-constants.h, s-constants, tm-preds.h, s-preds,
175 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
176 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
177 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
178 as well as insn-codes.h and insn-flags.h in config.h; and no
179 extra headers in tconfig.h and hconfig.h.
181 * gencodes.c: Eliminate code to generate predicate declarations
182 or #defines for md-file constants.
183 * genconstants.c, genpreds.c: New files.
185 * i386.md: Re-order guard expressions such that TARGET_64BIT
186 comes first, when this permits better optimization. Add
187 TARGET_64BIT to more x86-64 patterns. Add comment explaining
188 why this is desirable.
190 2001-08-09 Jakub Jelinek <jakub@redhat.com>
192 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
193 (find_fde_for_dso): Remove.
194 (_Unwind_IteratePhdrCallback): New.
195 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
196 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
198 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
200 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
201 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
203 2001-08-09 Graham Stott <grahams@redhat.com>
205 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
206 (vis_no_unit): Use it.
207 (visualize_no_unit): Add the insn only if room exists.
209 2001-08-09 Graham Stott <grahams@redhat.com>
211 * predict.c (estimate_probability): Replace magic numbers with
212 appropriate enumeration.
214 2001-08-09 Graham Stott <grahams@redhat.com>
216 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
218 (EXTRACT_FLAGS): Likewise.
220 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
222 * config/mips/mips.c (mips_legitimate_address_p): Check for
223 CONST_INT in last patch.
225 2001-08-08 Anthony Green <green@redhat.com>
227 * java/class.c (emit_register_classes): Use assemble_jcr if
228 possible. Keep the original mechanism as a fallback.
229 * defaults.h (JCR_SECTION_NAME): Define if we have named section
230 and weak symbol support.
231 * crtstuff.c (__JCR_LIST__): Define.
232 (__JCR_END__): Define.
233 (_Jv_RegiserClasses): Define weak symbol if possible.
234 (__do_global_ctors_aux): Register classes for ELF targets with
237 2001-08-08 Kazu Hirata <kazu@hxi.com>
239 * dbxout.c: Fix comment formatting.
240 * dependence.c: Likewise.
242 * diagnostic.c: Likewise.
243 * dominance.c: Likewise.
244 * doprint.c: Likewise.
245 * dwarf2out.c: Likewise.
246 * dwarfout.c: Likewise.
247 * emit-rtl.c: Likewise.
248 * except.c: Likewise.
249 * explow.c: Likewise.
250 * expmed.c: Likewise.
253 * fold-const.c: Likewise.
254 * function.c: Likewise.
256 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
258 * global.c (retry_global_alloc): Avoid shadowing allocno.
260 2001-08-08 Mark Mitchell <mark@codesourcery.com>
262 * except.c (remove_fixup_regions): Fix typo.
264 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
266 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
267 unsigned HOST_WIDE_INT to avoid warning.
268 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
269 * flow.c (set_block_for_new_insns): Likewise.
271 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
273 * sibcall.c (return_value_pseudo): New static variable.
274 (skip_copy_to_return_value): Handle return_value_pseudo.
275 (call_ends_block_p): Ensure that return_value_pseudo is set.
276 (optimize_sibling_and_tail_recursive_call): Discover the
277 load of pseudo return value in alternate exit block.
279 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
281 * calls.c (ECF_ALWAYS_RETURN): New constant.
282 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
283 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
284 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
285 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
286 * rtl.c (reg_note_name): New name.
287 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
289 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
291 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
293 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
295 * alias.c (get_alias_set): Return a previously calculated
296 alias set for a VAR_DECL.
297 * function.c (gen_mem_addressof): Calculate the alias set before
300 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
302 * predict.def: Set hitrates according our experimental run.
304 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
306 * i386.h (HARD_REGNO_RENAME_OK): New macro.
308 2001-08-08 H.J. Lu <hjl@gnu.org>
310 * config/mips/mips.c (mips_unique_section): New. Copied from
313 * config/mips/mips-protos.h (mips_unique_section): New
316 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
318 * config/mips/little.h: New. Generic little endian mips
319 targets. Only mips*-*-linux* is converted to use it so far.
321 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
322 (WCHAR_TYPE): Defined
323 (WCHAR_TYPE_SIZE): Likewise.
324 (INIT_SUBTARGET_OPTABS): Likewise.
325 (BSS_SECTION_ASM_OP): Likewise.
326 (SBSS_SECTION_ASM_OP): Likewise.
327 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
328 (ASM_DECLARE_OBJECT_NAME): Likewise.
329 (UNIQUE_SECTION): Likewise.
330 (EXTRA_SECTIONS): Likewise.
331 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
332 (ASM_OUTPUT_DESTRUCTOR): Likewise.
333 (ASM_OUTPUT_DEF): Likewise.
334 (HANDLE_SYSV_PRAGMA): Removed.
335 (NO_IMPLICIT_EXTERN_C): Likewise.
336 (TARGET_MEM_FUNCTIONS): Likewise.
337 (STARTFILE_SPEC): Likewise.
338 (ENDFILE_SPEC): Likewise.
339 (LIB_SPEC): Likewise.
340 (INVOKE__main): Likewise.
341 (CTOR_LIST_BEGIN): Likewise.
342 (CTOR_LIST_END): Likewise.
343 (DTOR_LIST_BEGIN): Likewise.
344 (DTOR_LIST_END): Likewise.
345 (SET_ASM_OP): Likewise.
346 (ASM_OUTPUT_SOURCE_LINE): Likewise.
347 (ASM_OUTPUT_DEF): Likewise.
348 (ASM_OUTPUT_IDENT): Likewise.
350 * config/mips/mips.h (ASM_SPEC): Undefine before define.
351 (CPLUSPLUS_CPP_SPEC): Likewise.
352 (ASM_APP_ON) Redefine only if not defined.
353 (ASM_APP_OFF): Likewise.
354 (ASM_OUTPUT_SOURCE_LINE): Likewise.
355 (ASM_OUTPUT_IDENT): Likewise.
357 * config.gcc: Update tm_file for Linux/mips.
359 2001-08-08 Bernd Schmidt <bernds@redhat.com>
361 * cselib.c (cselib_record_sets): If insn is predicated, turn
362 sources into IF_THEN_ELSEs.
364 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
365 Turn into define_insn_and_split.
367 * sched-deps.c: Include "cselib.h".
368 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
369 Use cselib to turn memory addresses into VALUEs.
370 (sched_analyze): Call cselib_init/cselib_finish if necessary.
371 * sched-int.h (struct sched_info): New member USE_CSELIB.
372 * sched-ebb.c (ebb_sched_info): Initialize it.
373 * sched-rgn.c (rgn_sched_info): Likewise.
374 * Makefile.in (sched-deps.o): Update dependencies.
376 * cselib.h (cselib_subst_to_values): Declare.
377 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
378 that have no value and autoincs to be handled by generating a new
381 2001-08-08 Graham Stott <grahams@redhat.com>
383 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
384 within fixed length SEQUENCE.
386 2001-08-08 Graham Stott <grahams@redhat.com>
388 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
389 (diagnostic_prefixing_rule): Likewise.
390 (diagnostic_line_cutoff): Likewise.
391 (diagnostic_kind_count): Likewise.
393 2001-08-08 Graham Stott <grahams@redhat.com>
395 * alias.c (find_base_decl): Delete redundent assignment.
397 2001-08-08 Graham Stott <grahams@redhat.com>
399 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
400 (abs): Uppercase and paranthesize macro parameter.
401 (MEM_DEPENDENCY): Add whitespace.
403 2001-08-08 Graham Stott <grahams@redhat.com>
405 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
406 failure check for CONST_INT
408 2001-08-08 Graham Stott <grahams@redhat.com>
410 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
411 (libcall_dead_p): Likewise.
413 (mark_used_regs): Constify fmt.
414 (find_use_as_address): Likewise.
416 2001-08-08 Graham Stott <grahams@redhat.com>
418 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
421 2001-08-08 Graham Stott <grahams@redhat.com>
423 * combine.c (combine_simplify_rtx): Update comment and
424 remove erroneous test.
426 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
428 * cppinit.c (cpp_finish): Pop the final buffer without comment.
429 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
430 take care to avoid multiple no-newline at EOF warnings in that
433 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
435 * calls.c (expand_call): Do not emit INSN_SETJMP note.
436 (emit_library_call_value_1): Likewise.
437 (emit_call_1): Emit REG_SETJMP note.
438 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
440 * cselib.c (cselib_process_insn): Likewise.
441 * flow.c (propagate_block): Likewise.
442 * loop.c (find_and_verify_loops): Likewise.
443 * reload.c (find_equiv_regs): Likewise.
444 * reload1.c (reload): Likewise.
445 * resource.c (mark_referenced_resources,
446 mark_set_resources): Likewise.
447 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
448 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
449 * haifa-sched.c (unlink_other_notes): Likewise.
450 (reemit_notes): Likewise.
451 * sched-ebb.c (sched_ebb): Likewise.
452 * sched-rgc.c (sched_region): Likewise.
453 * rtl.c (note_insn_name): Likewise.
454 (reg_note_name): Add REG_SETJMP
455 * rtl.h (reg_note): Add REG_SETJMP.
456 (insn_note): Remove NOTE_INSN_SETJMP.
458 * profile.c (branch_prob): Add fake edges for setjmp.
460 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
462 * config.gcc: Quote target_cpu_default2 correctly for
463 powerpc*-*-* targets.
465 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
467 * cpplib.h, line-map.h: Update comments.
468 * cppmain.c (printer_init): Move inline.
469 (maybe_print_line, print_line): Take a map pointer.
470 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
471 (cb_file_change): Don't use prior value of print.map.
473 2001-08-07 David Edelsohn <edelsohn@gnu.org>
475 * doc/install.texi: Document fine-grained multilib configuration.
477 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
479 * rtlanal.c (find_first_parameter_load): Call note_stores
480 only on the instructions.
482 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
484 * alias.c (nonlocal_mentioned_p):
485 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
486 * calls.c (emit_call_1): Likewise.
487 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
488 * cselib.c (cselib_process_insn): Likewise.
489 * df.c (df_insns_modify): Likewise.
490 * flow.c (need_fake_edge_p): Likewise.
491 (propagate_one_insn): Likewise.
492 * haifa-sched.c (reemit_notes): Likewise.
493 * integrate.c (copy_insn_list): Likewise.
494 * jump.c (delete_prior_computation): Likewise.
495 * local-alloc.c (validate_equiv_mem): Likewise.
496 * loop.c (scan_loop): Likewise.
497 * predict.c (estimate_probability): Likewise.
498 * reload.c (reload): Likewise.
499 * sched-deps (sched_analyze): Likewise.
500 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
501 * gcse.c (compute_hash_table): Likewise.
502 (mark_call): Likewise.
503 (store_killed_in_insn): Likewise.
505 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
507 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
509 2001-08-06 Richard Henderson <rth@redhat.com>
511 * varasm.c (assemble_gc_entry): Remove.
512 * output.h: Likewise.
514 2001-08-06 Richard Henderson <rth@redhat.com>
516 * varasm.c (assemble_constructor): Take a symbol_ref and a
517 priority instead of a bare string. Move priority handling
518 here from cp/decl2.c.
519 * output.h: Update decls.
521 * c-decl.c (c_expand_body): Update calls to assemble_constructor
522 and assemble_destructor.
523 * profile.c (output_func_start_profiler): Likewise.
524 * objc/objc-act.c (finish_objc): Likewise.
525 (build_module_descriptor): Return the symbol not the symbol name.
527 2001-08-06 David Edelsohn <edelsohn@gnu.org>
529 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
530 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
531 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
532 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
533 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
534 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
536 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
538 * cpperror.c (print_containing_files): Moved to line-map.c.
539 (print_location): line-map.c handles re-listing or otherwise.
540 * cpphash.h (struct lexer_state): Remove next_bol.
541 (struct cpp_buffer): Remove include_stack_listed.
542 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
543 Remove faked buffer handling.
544 (_cpp_do_file_change): Tweak.
545 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
546 * cppmain.c (struct printer): Remove filename.
547 (print_line, cb_file_change): Update accordingly.
548 * line-map.c: Include intl.h.
549 (init_line_maps): Initialize last_listed.
550 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
551 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
552 (print_containing_files): New.
553 * line-map.h (struct line_maps): New member last_listed.
554 (print_containing_files, INCLUDED_FROM): New.
555 * Makefile.in: Update.
556 * po/POTFILES.in: Add line-map.c.
558 2001-08-06 Richard Henderson <rth@redhat.com>
560 * except.c (convert_from_eh_region_ranges_1): Never mark
561 USE or CLOBBER insns as throwing.
563 * expr.c (store_constructor): Don't clobber memory targets.
565 2001-08-06 Andreas Jaeger <aj@suse.de>
567 * profile.c (branch_prob): Remove unused variable insn.
569 * Makefile.in (local-alloc.o): Add dependency on except.h.
571 * local-alloc.c: Include except.h for can_throw_internal prototype.
573 2001-08-06 Richard Henderson <rth@redhat.com>
575 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
576 * function.c (expand_main_function): Implement it.
577 * doc/tm.texi: Document it.
579 2001-08-06 Stan Shebs <shebs@apple.com>
581 * doc/install.texi: Document powerpc-*-darwin* details.
583 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
585 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
586 (ASM_CPU_SPEC): Move back to rs6000.h
587 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
589 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
591 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
594 * config/rs6000/linux64.h: Ditto.
596 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
597 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
600 Remove accidently readded definitions of FUNCTION_PROLOGUE,
601 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
603 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
606 2001-08-05 Richard Henderson <rth@redhat.com>
608 * local-alloc.c (update_equiv_regs): Do not move insns that
611 2001-08-05 Jan Hubicka <jh@suse.cz>
613 * Makefile.in (reload1.o): Add dedendancy on except.h
614 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
616 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
617 indicating wehther edges has been cleaned up.
618 * reload1.c: Inlucde except.h
619 (fixup_abnormal_edges): Accept deleted insns.
620 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
623 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
625 * cpplib.c (do_line): Correct line number after pop_buffer.
627 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
630 * line-map.c: Update comments.
631 * line-map.h: Update comments.
632 * tradcif.y: Don't consider large numbers unsigned.
634 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
637 * c-lex.c (map): New.
638 (cb_file_change): Update map and use it.
639 (cb_def_pragma, cb_define, cb_undef): Use map and line.
640 (c_lex): Update to use map.
641 * cpperror.c (print_location): Move to using logical line numbers.
642 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
643 (cpp_make_system_header): Similarly.
644 (_cpp_execute_include): Stop line numbering hacks. Store the
645 line we will return to.
646 * cpphash.h (CPP_BUF_LINE): Remove.
647 (struct cpp_buffer): Remove lineno and pseudo_newlines.
648 Add map and return_to_line.
649 (_cpp_do_file_change): Update.
650 * cppinit.c (cpp_start_read): Update line kludge.
651 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
652 (trigraph_ok): Use logical line numbers for diagnostics.
653 (skip_block_comment): Likewise.
654 (skip_whitespace): Likewise.
655 (skip_line_comment): Use pfile->line instead.
656 (_cpp_lex_token): Update to use logical line numbering exclusively.
657 Handle BOL locally. Accept new lines in directives, but keep
658 pfile->line decremented. Diagnostics use logical lines. Update
660 * cpplib.c (SEEN_EOL): New.
661 (skip_rest_of_line, check_eol): Use it.
662 (end_directive): Increase line number when accepting the newline
663 at the end of a directive.
664 (run_directive): Simplify.
665 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
666 (_cpp_do_file_change): Update to take buffer line number as an
667 argument, and store the current map in the cpp_reader. Remove
669 (_cpp_do__Pragma): Restore output position after a _Pragma.
670 (cpp_push_buffer): Don't set output line or lineno.
671 (_cpp_pop_buffer): Transfer more info from a faked buffer.
672 Remove line kludge. Set output_line.
673 * cppmacro.c (builtin_macro): Update handling of __LINE__.
674 (parse_arg): Use logical lines.
675 (save_lookahead_token): Save EOFs too now.
676 * cppmain.c (struct printer): Fix comments.
677 (printer_init): Simplify, let caller do errors.
678 (scan_translation_unit, check_multiline_token, dump_macro): Update.
679 (maybe_print_line): Simplify.
680 (print_line): Don't print a linemarker if -P.
681 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
682 (cb_file_change): Simplify.
683 * line-map.h (LAST_SOURCE_LINE): Fix.
684 (CURRENT_LINE_MAP): New.
686 2001-08-05 Bernd Schmidt <bernds@redhat.com>
688 * doloop.c (doloop_modify_runtime): Properly compute number of
689 iterations if loop was unrolled.
691 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
692 if their CSELIB_VAL_PTRs are.
694 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
695 (setup_spill_pointers): Initialize it.
696 (spill_restore_mem): Set it.
697 (do_spill, do_restore): Use it to add REG_INC note.
698 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
700 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
701 asms if other insns are available.
703 * config/ia64/ia64.c (condop_operator): New predicate.
704 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
705 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
708 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
709 temporary register than directly using a MEM.
711 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
713 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
714 parameter in last change.
716 2001-08-04 Zack Weinberg <zackw@panix.com>
718 * sparc.md: Don't use #if inside C test expression.
720 2001-08-04 Richard Henderson <rth@redhat.com>
722 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
724 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
726 * cpphash.h (struct cpp_reader): New member directive_line.
727 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
728 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
729 do_pragma): Pass line to callbacks.
730 (start_directive): Record line of directive.
731 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
732 cb_include): Similarly.
733 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
736 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
738 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
741 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
743 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
745 * reload1.c (fixup_abnormal_edges): New static function.
748 * flow.c (need_fake_edge_p): New function.
749 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
750 avoid call insn to be very last insn in the insn stream.
752 * profile.c (branch_prob): Call flow_call_edges_add instead of
753 doing that by hand; cleanup cfg to re-merge basic blocks once
756 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
758 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
759 are also on line-map.h.
760 * cppfiles.c (stack_include_file): Update.
761 * cpphash.h (struct cpp_buffer): New member return_at_eof.
762 (_cpp_pop_buffer): New.
763 * cppinit.c (cpp_destroy, cpp_finish): Update.
764 (do_includes): Mark each buffer to return at EOF.
765 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
767 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
768 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
769 * cpplib.h (cpp_pop_buffer): Remove.
770 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
771 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
773 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
775 (do_preprocessing): Update.
776 * fix-header.c (read_scan_file): Update. No need to pop buffers.
777 * c-parse.in (_yylex): Similarly.
778 * scan-decls.c (scan_decls): Similarly.
779 * line-map.h: Update comments.
781 * objc/Make-lang.in (objc-act.o): Update dependencies.
783 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
785 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
786 and soft register for operand 0.
787 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
789 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
791 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
792 register for operand 0.
793 ("bitcmpqi_z_used"): Allow memory for operand 0.
794 (split "bitcmpqi"): New split to handle address reg as operand 1.
796 2001-08-04 Andreas Jaeger <aj@suse.de>
798 * gcse.c: Revert Daniel's last patch.
800 2001-08-03 Zack Weinberg <zackw@stanford.edu>
802 * sparc-protos.h: Add prototypes for fp_zero_operand and
804 * sh-protos.h: Add prototype for fpul_operand.
806 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
808 * doc/extend.texi (Other Builtins): Fix typo in last change.
810 2001-08-03 Richard Henderson <rth@redhat.com>
812 * target.h (gcc_target): Add asm_out.named_section,
813 section_type_flags, have_named_sections.
814 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
815 (TARGET_HAVE_NAMED_SECTIONS): New.
816 (TARGET_SECTION_TYPE_FLAGS): New.
818 * Makefile.in (toplev.o): Depend on TARGET_H.
819 (varasm.o, dbxout.o): Likewise.
820 * c-common.c (decl_attributes): Check targetm.have_named_sections
821 instead of ifdef ASM_OUTPUT_SECTION_NAME.
822 * dbxout.c (dbxout_function_decl): Likewise.
823 (dbxout_function_end): Likewise.
824 * toplev.c (compile_file): Likewise.
825 * varasm.c (exception_section): Likewise.
826 * cp/decl2.c (finish_objects): Likewise.
828 * defaults.h (EH_FRAME_SECTION): Remove.
829 (EH_FRAME_SECTION_ASM_OP): Remove.
830 (EH_FRAME_SECTION_NAME): New.
831 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
832 (UNIQUE_SECTION_P): Remove.
833 * dwarf2out.c (SECTION_FORMAT): Remove.
834 (ASM_OUTPUT_SECTION): Remove.
835 (output_call_frame_info): Use named_section_flags.
836 (output_comp_unit, dwarf2out_start_source_file): Likewise.
837 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
838 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
839 * varasm.c (in_eh_frame, eh_frame_section): Remove.
840 (named_section_flags): New.
841 (named_section): Use it and targetm.section_type_flags.
842 (resolve_unique_section): New.
843 (assemble_start_function): Use it.
844 (asm_emit_uninitialised, assemble_variable): Likewise.
845 (default_section_type_flags): New.
846 (default_no_named_section, default_elf_asm_named_section): New.
847 (default_coff_asm_named_section, default_pe_asm_named_section): New.
848 * output.h: Update varasm.c decls.
849 (SECTION_*): New flags.
851 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
852 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
854 * config/elfos.h (UNIQUE_SECTION_P): Remove.
855 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
856 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
857 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
858 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
859 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
860 * config/mips/elf.h, config/mips/elf64.h: Likewise.
861 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
862 * config/pa/pa64-hpux.h,
864 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
865 (TARGET_ASM_NAMED_SECTION): New.
866 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
867 * config/alpha/vms.h, config/arm/coff.h: Likewise.
868 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
869 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
870 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
871 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
872 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
873 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
874 * config/i386/sco5.h, config/i386/win32.h: Likewise.
875 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
876 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
877 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
878 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
879 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
880 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
881 * config/sparc/sysv4.h: Likewise.
883 * config/nextstep.h: Error until named sections implemented.
885 * config/a29k/a29k.c (a29k_asm_named_section): New.
886 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
887 (vms_section_type_flags, vms_asm_named_section): New.
888 * config/arm/arm.c (arm_elf_asm_named_section): New.
889 * config/avr/avr.c (asm_output_section_name): Remove.
890 * config/avr/avr-protos.h: Update.
891 * config/c4x/c4x.c (c4x_asm_named_section): New.
892 * config/h8300/h8300.c (h8300_asm_named_section): New.
893 * config/i386/i386.c (sco_asm_named_section): New.
894 * config/i386/winnt.c (SECTION_PE_SHARED): New.
895 (i386_pe_section_type_flags): New.
896 (i386_pe_asm_named_section): New.
897 * config/i386/i386-protos.h: Update.
898 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
899 * config/mcore/mcore.c (mcore_asm_named_section): New.
900 * config/mips/mips.c (iris6_asm_named_section): New.
901 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
902 instead of UNIQUE_SECTION_P.
903 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
904 (xcoff_asm_named_section): New.
905 * config/sh/sh.c (sh_asm_named_section): New.
906 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
908 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
909 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
910 (EH_FRAME_SECTION_NAME): New.
911 (EXCEPTION_SECTION): New.
912 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
913 (DEBUG_*_SECTION): Remove.
914 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
915 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
916 (EH_FRAME_SECTION_ASM_OP): Remove.
918 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
919 (ASM_OUTPUT_SECTION_NAME): Remove.
920 (TARGET_ASM_NAMED_SECTION): New.
921 (TARGET_HAVE_NAMED_SECTIONS): New.
922 (TARGET_SECTION_TYPE_FLAGS): New.
923 (EH_FRAME_SECTION_ASM_OP): Remove.
924 (EH_FRAME_SECTION_NAME): New.
926 2001-08-03 Zack Weinberg <zackw@stanford.edu>
928 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
929 for complex expressions when cfun == 0.
930 * doc/extend.texi: Document that __builtin_constant_p can be
931 used in data initializers as well as functions.
933 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
935 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
936 variable I locally, instead of expecting a declaration in the
939 2001-08-03 Richard Henderson <rth@redhat.com>
941 * except.c (collect_one_action_chain): Add an explicit cleanup
942 action if regions surrounding a catch were encoded entirely
943 within the call-site entry.
945 2001-08-03 Richard Henderson <rth@redhat.com>
947 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
948 don't take REGNO of a non-register.
950 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
952 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
953 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
954 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
955 (__gthread_mutex_init_function): New function for mutex initialization.
957 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
959 * Makefile.in: Revert screwed up commit.
961 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
963 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
964 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
965 merged by linker script to get a final _exit().
966 (__do_global_dtors): New for destructor handling in specific exit
968 (__do_global_ctors): New for constructors in specific install section.
969 (__map_data_section): Map data sections before running constructors.
970 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
971 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
972 (DTORS_SECTION_ASM_OP): Likewise.
973 (CTORS_SECTION_FUNCTION): Define to force a reference to
975 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
977 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
979 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
981 * Makefile.in: Add df.h to gcse.c dependencies.
983 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
985 * varasm.c (output_constant_def_contents): Use for the length of a
986 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
987 depending on which is larger.
989 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
991 * gcse.c: Include df.h for use as a dataflow analyzer.
993 Declaration of reg_set_info: gone.
994 New df_analyzer variable used by store motion.
995 (reg_set_info): Deleted.
996 (mark_mem_regs): New function, analyze regs used by a mem.
997 (store_ops_ok): Use dataflow analyzer results to determine if
998 necessary regs are changed in the block.
999 (find_moveable_store): Remove check for symbol ref, we can handle
1000 much more complex expressions now.
1001 (compute_store_table): Remove most of the code, it's unnecessary
1002 now that the dataflow analyzer records the info for us.
1003 (store_killed_after): Add parameter to say whether to do the
1004 store_ops_okay test, used to speed up testing when we already know
1005 the answer, and just want to know if the store itself was killed.
1006 (build_store_vector): Largely rewritten to calculate the various
1007 vectors properly, and somewhat optimized.
1008 (store_motion): Init the df_analyzer, get REG_DEF chains.
1009 Also handle trapping expressions (since mems almost always trap)
1010 (simple_mem): Redefine what a simple mem is.
1012 2001-08-03 DJ Delorie <dj@redhat.com>
1014 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
1015 set from a constant part of the condition.
1017 2001-08-01 Andrew Cagney <ac131313@redhat.com>
1019 * mkdeps.c (deps_add_default_target): Make local variable
1020 ``start'' a const char pointer.
1021 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
1023 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1025 * doc/install.texi (Configuration): Fix markup.
1026 (Specific, i?86-*-udk): Likewise.
1027 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
1029 Document --enable-threads and --enable-libgcj status.
1030 (Specific, mips-sgi-irix*): Canonicalize triples.
1031 (Specific, mips-sgi-irix5): Warn about problems with this config.
1032 Mention required GNU as patch.
1033 Native assembler problems are fixed.
1034 (Specific, mips-sgi-irix6): Update O32 ABI support status.
1035 Document --enable-threads and --enable-libgcj status.
1037 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1039 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
1042 2001-08-03 Richard Henderson <rth@redhat.com>
1044 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
1047 2001-08-03 Richard Henderson <rth@redhat.com>
1049 * rtlanal.c (find_first_parameter_load): Stop if we
1050 reach a CODE_LABEL at BOUNDARY.
1052 2001-08-03 Richard Henderson <rth@redhat.com>
1054 * config/alpha/alpha.md (force_movdi): New insn.
1055 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
1056 Tweek FRP marking of VMS prologue insns.
1057 * config/alpha/vms.h (EPILOGUE_USES): New.
1059 2001-08-02 Richard Henderson <rth@redhat.com>
1061 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
1063 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1065 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
1066 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
1067 config/convex/convex.h, config/d30v/d30v.c,
1068 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1069 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
1070 config/mips/mips.h, config/mn10200/mn10200.h,
1071 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
1072 config/v850/v850.h, config/vax/openbsd.h,
1073 config/vax/openbsd1.h, config/vax/ultrix.h,
1074 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
1075 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
1076 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
1077 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
1078 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
1079 in comments and documentation.
1081 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1085 * Makefile.in (line-map.o): New.
1086 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
1087 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
1088 * cpperror.c (print_containing_files): Similarly.
1089 (print_location): Update. Don't output a space before _Pragma.
1090 * cppfiles.c (stack_include_file): Set to line 1 immediately.
1091 (stack_include_filee, cpp_make_system_header): Update.
1092 (_cpp_execute_include): Get logical line number right for calling
1093 as-yet-unterminated #include.
1094 * cpphash.h (struct cpp_reader): Add line_maps.
1095 (_cpp_do_file_change): Update.
1096 * cppinit.c (cpp_create_reader): Initialize line maps.
1097 (cpp_destroy): Destroy line maps.
1098 (cpp_start_read): Get logical line number right.
1099 * cpplex.c (parse_string): Only warn once for multi-line strings.
1100 Use boolean variable for null warning.
1101 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
1103 (do_include_common): End the directive early.
1104 (do_line): Don't warn about out-of-range lines in preprocessed
1105 source. Update. Remove unused variables.
1106 (_cpp_do_file_change): Update for new line mapping.
1107 (pragma_cb): New typedef.
1108 (cpp_register_pragma): Stop looking ahead before calling the
1110 (do_pragma_system_header): End directive early.
1111 (cpp_get_line_maps): New.
1112 (cpp_pop_buffer): Fudge logical line. Update.
1113 * cpplib.h: Include line-map.h
1114 (enum cpp_fc_reason): Remove.
1115 (struct cpp_file_change): Update.
1116 (cpp_get_line_maps): New.
1117 * cppmain.c (struct_printer): New member map.
1118 (cb_file_change): Update for new mappings.
1119 * fix-header.c (cb_file_change): Similarly.
1121 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1123 * Makefile.in (libgcc.mk): Define mkinstalldirs.
1124 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
1126 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1128 * config/vax/vax.c: include expr.h.
1130 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1132 * Makefile.in ($(srcdir)/configure): Only rebuild in
1134 ($(srcdir)/config.in): Only define in maintainer mode.
1135 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
1137 2001-08-02 David Edelsohn <edelsohn@gnu.org>
1139 * doc/install.texi (Install GCC: Binaries): Update Bull info.
1141 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1143 * gcc.c (set_collect_gcc_options): New function, split out from
1145 Ignore elided switches.
1146 (do_spec_1): Invoke before executing command.
1147 (set_input): Export.
1148 Move declaration ...
1149 * gcc.h (set_input): ... here.
1150 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1153 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
1156 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
1158 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
1160 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
1162 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
1163 for the unnamed instructions it expands to.
1165 2001-08-02 Richard Henderson <rth@redhat.com>
1167 * regclass.c (call_really_used_regs): Conditionally define.
1168 (init_reg_sets_1): Don't use it if not defined.
1169 (fix_register): Similarly, don't set it.
1171 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1173 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
1174 Correct comment that had been missed in the previous change.
1176 2001-08-01 Stan Shebs <shebs@apple.com>
1178 * config/darwin.c (machopic_stub_name): Try matching by name.
1179 (update_stubs): New function.
1180 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
1183 2001-08-01 Richard Henderson <rth@redhat.com>
1185 * except.c (output_function_exception_table): Use assemble_align.
1186 * varasm.c (assemble_eh_label): Remove.
1187 (assemble_eh_align, assemble_eh_integer): Remove.
1189 2001-08-01 Robert Lipe <robertl@caldera.com>
1191 * dwarfout.c: Remove reference to README.DWARF.
1193 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
1195 * regclass.c (call_really_used_regs): New array for registers which
1196 are actually used by a call.
1197 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
1199 (fix_register): Set call_really_used too.
1200 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
1201 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
1203 2001-08-01 Richard Henderson <rth@redhat.com>
1205 * read-rtl.c (read_name): Consider \r whitespace.
1207 2001-07-11 Andrew Cagney <ac131313@redhat.com>
1209 * config.gcc: Recognize powerpc-*-netbsd*.
1211 * doc/install.texi (Host/target specific installation notes for
1212 GCC): Mention powerpc-*-netbsd*.
1214 * config/rs6000/netbsd.h: New file.
1215 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
1216 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
1217 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
1218 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
1219 (TARGET_VERSION): Redefine.
1221 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
1222 mcall-netbsd as a match for mcall-sysv.
1223 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
1224 (ncrti.S, ncrtn.S): New targets.
1225 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
1227 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
1228 "netbsd' as a V4 ABI.
1229 (ASM_SPEC): Check for -mcall-netbsd.
1230 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
1231 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
1232 (LIB_SPEC, ENDFILE_SPEC): Ditto.
1233 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
1234 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
1235 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
1236 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
1238 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
1239 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
1241 2001-08-01 Mark Kettenis <kettenis@gnu.org>
1243 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
1244 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
1245 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
1246 including "unwind-pe.h".
1248 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1250 * rs6000.md (define_splits): Kill unused constraints.
1252 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
1253 Jan Hubicka <jh@suse.cz>
1255 * function.c (thread_prologue_and_epilogue_insns): Kill code
1256 dealing with non-existent CFG.
1258 2001-08-01 Kazu Hirata <kazu@hxi.com>
1260 * alias.c: Fix comment formatting.
1261 * bitmap.c: Likewise.
1262 * builtins.c: Likewise.
1263 * calls.c: Likewise.
1264 * c-common.c: Likewise.
1265 * c-decl.c: Likewise.
1266 * c-dump.c: Likewise.
1267 * c-lex.c: Likewise.
1268 * collect2.c: Likewise.
1269 * combine.c: Likewise.
1270 * conflict.c: Likewise.
1271 * cppfiles.c: Likewise.
1272 * cppinit.c: Likewise.
1273 * cpplex.c: Likewise.
1274 * cpplib.c: Likewise.
1275 * cppmacro.c: Likewise.
1276 * cppspec.c: Likewise.
1277 * c-pragma.c: Likewise.
1278 * crtstuff.c: Likewise.
1280 * cselib.c: Likewise.
1281 * c-semantics.c: Likewise.
1282 * c-typeck.c: Likewise.
1284 2001-08-01 H.J. Lu <hjl@gnu.org>
1286 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
1288 2001-08-01 H.J. Lu <hjl@gnu.org>
1290 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
1292 2001-08-01 Ziemowit Laski <zlaski@apple.com>
1294 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
1295 contextualizing Objective-C class name lookup by the lexer.
1296 (typespec_reserved_nonattr): Disable ObjC class name lookup after
1298 (protocoldef): Add support for forward @protocol declarations.
1299 (yylexname): Suppress ObjC class name lookup in certain contexts;
1300 re-enable after lookup is complete.
1301 (_yylex): Re-enable ObjC class name lookup when certain
1302 punctuation marks are seen.
1304 * objc/objc-act.c (check_protocol_recursively): New function used
1305 for finding circular dependencies in protocols.
1306 (objc_declare_protocols): New function for handling forward
1307 @protocol declarations.
1308 (receiver_is_class_object): Detect the case when 'self' is used
1309 inside of a class method.
1310 (build_message_expr): Issue a warning if class method is desired
1311 but instance method is found instead.
1312 (conforms_to_protocol): Streamline.
1313 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
1314 protocol Foo, even if 'Bar foo' does not.
1315 (check_protocols): Streamline.
1316 (start_protocol): Add checks for circular and duplicate protocol
1318 (encode_aggregate_within): For typedefs of structs, encode the
1320 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
1321 (objc_declare_protocols): New prototype.
1323 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1325 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
1326 * cpplex.c (handle_newline): Update prototype. Maintain logical
1328 (skip_escaped_newlines, skip_block_comment, parse_string):
1330 (_cpp_lex_token): Update, and store token position within the token.
1331 * cpplib.h (struct cpp_token): Add line and column entries.
1332 * cppmacro.c (replace_args): Position stringified tokens correctly.
1334 2001-08-01 Andreas Jaeger <aj@suse.de>
1336 * basic-block.h: Add prototype for last_loop_beg_note.
1338 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
1340 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
1341 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
1343 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
1344 while handling WITH_CLEANUP_EXPR node. Use second operand calling
1345 expand_decl_cleanup.
1346 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
1348 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
1349 operand while calling simple_cst_equal.
1350 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
1351 operand is the cleanup expression, the third is the RTL_EXPR.
1352 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
1354 2001-07-31 Jeff Sturm <jsturm@one-point.com>
1356 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
1358 2001-07-31 matthew green <mrg@eterna.com.au>
1360 * config.gcc (i386-*-netbsdelf): New description.
1361 * config/i386/netbsd-elf.h: New file.
1363 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
1365 * loop.c (check_dbra_loop): Use single_set to compute
1368 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
1370 PowerPC reorg and support for powerpc64-*-linux*.
1372 Also fixes emitting of constants on 32 bit and 64 bit
1375 * config.gcc: powerpc64-*-linux* is a new target.
1376 Things that needed aix.h now also include xcoff.h
1378 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1380 Move AIX specific stuff into aix.h.
1381 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1382 with more than just XCOFF now.
1383 (SET_ASM_OP): Remove, now defined where needed.
1384 (FUNCTION_PROLOGUE): New macro definition.
1385 (FUNCTION_EPILOGUE): New macro definition.
1386 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1388 * config/rs6000/xcoff.h: New file.
1390 * config/rs6000/linux64.h: New file.
1392 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1394 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1396 * rs6000.c (print_operand_address): Handle ELF syntax.
1397 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1398 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1399 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1401 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1403 * rs6000.c (rs6000_override_options): Only disable
1404 flag_function_sections for XCOFF.
1405 (exact_log2_cint_operand): New predicate.
1406 (reg_or_{add,sub}_cint64_operand): New predicates.
1407 (add_operand): Compare CONST_INT with fewer function calls.
1408 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1409 (print_operand, case 'p'): Ensure positive operand.
1410 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1411 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1412 (PREDICATE_CODES): Add new predicates.
1413 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1414 (divsi3, modsi3): Ensure positive power-of-2.
1415 (adddi3): Use new predicate. Split 32-bit constants more
1416 correctly. Re-arrange splitter to handle any constant.
1417 (subdi3): Use new predicate.
1418 (divdi3, moddi3): Ensure positive power-of-2.
1419 (movdi): Use rs6000_emit_set_const.
1420 (load_toc_v4_pic_di): Delete.
1422 2001-07-31 Graham Stott <grahams@redhat.com>
1424 * function.c (pad_below): Revert 2001-07-26 patch.
1426 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1428 * reg-stack (convert_regs_1): Fix best edge condition.
1430 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1432 * jump.c (duplicate_loop_exit_test): Better test for jumps
1433 entering the loop; create loop pre_header.
1435 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1437 * doc/install.texi: Add s390 and s390x as new targets.
1438 * doc/invoke.texi: Add documantation of S/390 and zSeries
1440 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1442 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1444 * config/m68k/m68k.md: Replace all general_operand with
1445 nonimmediate_operand for all destinations.
1446 * config/m68k/m68k.c (not_sp_operand): Likewise.
1448 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1450 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1452 2001-07-30 Richard Henderson <rth@redhat.com>
1454 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1455 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1457 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1459 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1460 Add missing doc strings
1461 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1462 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1464 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1466 * i386.c (ix86_output_main_function_alignment_hack): New function.
1467 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1469 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1470 edges by EDGE_DFS_BACK flag.
1471 (dump_edge_info): Add dfs_back flag.
1472 * basic-block.h (EDGE_DFS_BACK): New constant.
1473 (mark_dfs_back_edges): Declare.
1474 * alias.c (loop_p): Remove.
1475 (mark_constant_function): Use mark_dfs_back_edges.
1477 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1478 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1479 (compensate_edge): Break out from ...
1480 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1481 (convert_regs_2): Set block_done once block is really done;
1482 Do updating of the predecesors counts.
1484 * toplev.c (rest_of_compilation): Recompute block_for_insn
1485 before post-reload cfg_cleanup.
1486 * function.c (thread_prologue_epilogue_insns):
1487 Call set_block_for_new_insns when emitting prologue directly.
1489 2001-07-30 Andreas Jaeger <aj@suse.de>
1491 * jump.c: Add prototype for mark_modified_reg.
1493 * cse.c (set_live_p): Add unused attribute.
1495 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1497 (scan_for_source_files): Use long for count to avoid overflow.
1498 (output_data): Likewise.
1499 (output_data): Don't use string concatatenation to silence gcc
1502 * predict.c: Fix typos and grammar.
1504 * gcse.c (insert_insn_end_bb): Remove unused variables.
1506 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1508 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1509 (attempt_auto_inc): LIkewise.
1510 (mark_used_reg): Likewise.
1511 (try_pre_increment_1): Likewise.
1512 * regclass.c (regclass): Likewise.
1513 * global.c (allocno_compare): Update comment; change scaling factor.
1514 * local-alloc.c (QTY_CMP_PRI): Likewise.
1515 * regs.h (REG_FREQ_FROM_BB): New.
1516 (REG_FREQ_MAX): Likewise.
1518 2001-07-30 H.J. Lu <hjl@gnu.org>
1520 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1523 2001-07-30 H.J. Lu (hjl@gnu.org)
1525 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1526 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1527 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1529 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1531 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1532 as -mthumb-interwork when -mcpu=arm7 is specified.
1534 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1536 * predict.def (noreturn, loop branch, loop exit): Mark as first
1539 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1541 * combine.c (try_combine): Avoid barrier after noop jumps.
1543 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1545 * cpphash.h (struct cpp_reader): Remove import_warning.
1546 * cpplib.c (skip_rest_of_line): Don't bother turning off
1548 (parse_include): Move include handling to...
1549 (do_include_common): ... here. Move import warning from...
1550 (do_import): ... here.
1551 (do_pragma_poison): Don't do a callback for poison identifiers.
1552 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1553 * cppmain.c (setup_callbacks): Similarly.
1555 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1557 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1558 handle multiple sets.
1559 * except.c (sjlj_mark_call_sites): .... here.
1560 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1562 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1564 Suggested by Richard Henderson and Richard Kenner:
1565 * combine.c (recog_for_combine): Use the fake recog
1566 only if instruction does not match.
1567 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1568 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1570 * combine.c (try_combine): Discover noop jump as direct jump.
1572 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1574 * df.c (df_rd_global_compute): Add successors to worklist, not
1576 (df_ru_global_compute): Ditto.
1578 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1580 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1581 increment REG_N_SETS.
1583 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1585 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1587 * sbitmap.c (sbitmap_a_xor_b): New function.
1588 ifdef the basic block stuff on IN_GCC.
1590 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1592 * cppexp.c (parse_defined): Always record the macro name.
1593 (lex): Don't worry about identifiers, or special-case
1595 (_cpp_parse_expr): Figure out at the end of the routine
1596 whether we saw a valid !defined() expression.
1597 * cppfiles.c (stack_include_file): Update for mi_valid.
1598 (_cpp_pop_file_buffer): Similarly.
1599 * cpplex.c (_cpp_lex_token): Similarly.
1600 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1601 mi_if_not_defined, mi_lexed): Remove.
1603 * cpplib.c (do_if): Simplify.
1604 (do_endif, push_conditional, _cpp_handle_directive): Update
1605 for renaming of mi_state to mi_valid.
1607 * cpp.texi: Add index entries for digraphs, and add comment
1608 that C++ refers to them as alternative tokens.
1610 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1612 * basic-block.h (CLEANUP_PRE_LOOP): New.
1613 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1614 * sibcall.c (optimize_sibling_calls): Likewise.
1615 * toplev.c (rest_of_compilation): Likewise.
1616 * flow.c (try_forward_edges): Take argument MODE;
1617 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1618 (try_optimize_cfg): Update call of try_forward_edges.
1620 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1621 Jan Hubicka <jh@suse.cz>
1623 * (validate_replace_rtx_1): Fix simplification of MINUS.
1625 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1627 PR preprocessor/3669
1628 * cppinit.c (init_dependency_output): Turn off dump requests
1629 if sending dependencies to stdout.
1631 2001-07-28 Richard Henderson <rth@redhat.com>
1633 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1636 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1638 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1640 2001-07-28 Kazu Hirata <kazu@hxi.com>
1642 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1643 is VAR_DECL first to prevent an ICE.
1645 2001-07-28 Richard Henderson <rth@redhat.com>
1647 * varasm.c (immed_real_const_1): Don't elide special cases for
1649 (clear_const_double_mem): Clear const_tiny_rtx too.
1651 2001-07-28 Richard Henderson <rth@redhat.com>
1653 * dwarf2out.c (dw_val_class_offset): New.
1654 (struct dw_ranges_struct, dw_ranges_ref): New.
1655 (ranges_table, ranges_table_allocated): New.
1656 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1657 (add_AT_offset, add_ranges, output_ranges): New.
1658 (print_die, output_die): Handle dw_val_class_offset.
1659 (attr_checksum, size_of_die, value_format): Likewise.
1660 (gen_lexical_block_die): Handle non-contiguous blocks.
1661 (gen_block_die): Likewise.
1662 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1663 if needed. Dump the ranges table.
1664 * final.c (final_start_function): Remove unnecessary notes and
1665 rebuild the block tree before numbering the blocks.
1666 * function.c (reorder_blocks_0): Walk the existing block tree
1667 to unmark all blocks.
1668 (reorder_blocks_1): Create block fragments when duplicate block
1670 (reorder_fix_fragments): New.
1671 (reorder_blocks): Call it.
1672 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1674 2001-07-28 Richard Henderson <rth@redhat.com>
1676 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1678 2001-07-28 Richard Henderson <rth@redhat.com>
1680 * flow.c (add_to_mem_set_list): New function.
1681 (init_propagate_block_info): Use it.
1682 (mark_set_1): Likewise.
1683 (insn_dead_p): Canonicalize memory address for dead store
1684 comparison. Allow wider mode stores to kill narrower mode stores.
1685 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1686 (invalidate_mems_from_set): Don't handle MEMs.
1688 2001-07-28 Kazu Hirata <kazu@hxi.com>
1690 * config/h8300/h8300.h: Fix formatting.
1692 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1694 * basic-block.h (EDGE_FREQUENCY): New macro.
1695 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1697 * flow.c (find_sub_basic_blocks): Likewise.
1698 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1699 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1701 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1702 (HITRATE): New macro.
1703 (PRED_FLAG_FIRST_MATCH): New constant.
1704 (predictor_info): New field flgags.
1705 (combine_predictions_for_insn): Use DS theory to combine
1706 probabilities; set the edge probabilities when finished.
1707 (estimate_probability): Avoid duplicated matches
1708 of LOOP_BRANCH heuristics for nested loops; update comment.
1709 * predict.def: Add flags for each prediction, set probabilities
1710 according to B&L paper.
1711 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1713 * profile.c (compute_branch_probabilities): Cleanup way the edge
1714 probabilities are computed and REG_BR_PROB notes are dropped; if
1715 values does not match, emit error.
1716 (init_branch_prob): Do error instead of warning when profile driven
1717 feedback is missing or corrupt.
1719 2001-07-27 DJ Delorie <dj@redhat.com>
1721 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1722 against a constant, try to adjust the compare to have the desired
1723 constant in it so that min/max optimizations happen more often.
1725 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1727 * flow.c (last_loop_beg_note): New function.
1728 (redirect_edge_and_branch): Use it.
1729 (split_edge): Likewise.
1731 * alias.c (loop_p): Avoid uninitialized memory access.
1733 * flow.c (try_forward_edges): Avoid accessing freed memory.
1735 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1738 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1740 * doc/install.texi (Configuration): Properly link the host
1741 specific instructions also when generating HTML.
1743 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1745 * flow.c (redirect_edge_and_branch_force): Test
1746 target->global_live_at_start.
1748 2001-07-26 Richard Henderson <rth@redhat.com>
1750 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1751 * rtl.h (avoid_constant_pool_reference): Declare it.
1752 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1753 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1755 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1757 * rtl.h (cleanup_barriers): Declare.
1758 * jump.c (cleanup_barriers): New function.
1759 * toplev.c (rest_of_compilation): Call cleanup_barriers
1760 before loop optimizer and after bb_reorder.
1762 * flow.c (back_edge_of_syntactic_loop_p): New.
1763 (split_edge): Use it.
1765 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1767 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1769 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1771 * cse.c (cse_process_notes): Replace any registers if the address
1774 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1776 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1777 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1778 (propagate_block): Update prototype.
1779 * flow.c (update_life_info): Simplify the CFG and
1780 recalculate the global regs which are alive when
1781 removing dead code during a global update.
1782 (propagate_block): Return non-zero if an INSN is
1785 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1787 * Makefile.in (LIBICONV): Define.
1789 2001-07-26 Catherine Moore <clm@redhat.com>
1791 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1792 of conditional to avoid tree checking errors.
1794 2001-07-26 Kazu Hirata <kazu@hxi.com>
1796 * regmove.c (regmove_optimize): Don't replace a reg with
1797 another reg of a different mode.
1799 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1801 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1802 limit length of dependancy flush list.
1803 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1804 * sched-int.h (struct deps): Add pending_flush_length field.
1805 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1806 has 1 element in it.
1807 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1808 (sched_analyze): After a jump, if the pending memory flush list is too
1809 large, flush the pending lists.
1810 (init_deps): Initialize pending_flush_length to 0.
1811 * doc/invoke.texi (max_pending_list_length): Document parameter.
1813 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1815 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1816 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1817 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1819 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1821 * cpphash.h (struct_lexer_state): Delete was_skipping.
1822 Move skipping here from struct cpp_reader.
1823 * cpplex.c (parse_identifier): Update.
1824 (_cpp_lex_token): Don't skip tokens in a directive.
1825 * cpplib.c (struct if_stack): Update.
1826 (start_directive, end_directive): Don't change skipping state.
1827 (_cpp_handle_directive): Update.
1828 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1829 (do_else, do_endif): Update; only check for excess tokens if not
1830 in a skipped conditional block.
1831 (push_conditional): Update for new struct if_stack.
1833 2001-07-26 Graham Stott <grahams@redhat.com>
1835 * function.c (locate_and_pad_parm): Also pad initial offset
1836 so that the total argument size also includes the padding.
1838 2001-07-26 Graham Stott <grahams@redhat.com>
1840 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1841 change XSTR to XTMPL.
1843 (process_one_cond_exec): Likewise
1845 2001-07-25 Richard Henderson <rth@redhat.com>
1847 * varasm.c (assemble_variable): Create DECL_RTL before setting
1850 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1852 * predict.c (estimate_probability): Avoid duplicated predictions.
1854 * loop.c (find_and_verify_loops): Grok multiple barriers.
1856 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1858 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1860 * dbxout.c: Consistently use putc instead of fputc.
1861 (print_wide_int): New function; call instead of direct fprintf.
1862 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1863 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1864 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1865 (print_int_cst_octal): Likewise.
1866 (print_octal): Show we wrote characters.
1867 (dbxout_type): Set have_used_extensions in more places.
1869 2001-07-25 Catherine Moore <clm@redhat.com>
1871 * config/v850/v850.c (v850_va_arg): Use addr
1872 instead of valist to build incr.
1874 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1876 * flow.c (delete_dead_jumptables): New function.
1877 (life_analyzis): Call it.
1878 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1881 2001-07-25 Richard Henderson <rth@redhat.com>
1883 * except.c (reachable_handlers): Handle a region being removed
1884 out from under a RESX.
1886 2001-07-25 Richard Henderson <rth@redhat.com>
1888 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1889 swap GE/GT if it is an fp comparison.
1891 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1893 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1896 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1898 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1899 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1902 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1904 (visit_expression): When attempting to simplify an expression,
1905 retrieve any modes for arguments before they are simplified
1908 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1909 Janis Johnson <janis@us.ibm.com>
1911 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1912 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1913 pointer parameters to match documented usage of nonlocal_goto.
1914 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1915 parameters to their correct order.
1916 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1917 parameters to their correct order.
1919 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1921 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1923 2001-07-25 Jan Hubicka <jh@suse.cz>
1924 Richard Henderson <rth@redhat.com>
1926 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1928 (make_edges): New argument update_p; populate the edge cache if set.
1929 (find_basic_blocks): Update make_edges invocation.
1931 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1933 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1935 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1937 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1938 -Acpu and -Amachine.h.
1939 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1940 Corrected header to say ELF not a.out.
1941 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1942 when given -msoft-float.
1944 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1946 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1947 extra multilib parts like arm-elf.
1948 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1949 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1950 crtfini.o as extra multilib parts.
1952 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1954 * configure.in: Add rtems as a supported thread model.
1955 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1956 * configure: Rebuilt.
1958 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1960 * stor-layout.c (get_mode_alignment): make it work when
1961 BITS_PER_UNIT is not a power of two.
1962 * builtins.c (get_pointer_alignment): Likewise.
1964 2001-07-24 Richard Henderson <rth@redhat.com>
1966 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1967 the retrieved constant into the expected mode.
1969 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1971 * flow.c (try_simplify_condjump): Avoid duplicated edges.
1972 (verify_flow_info): Check for duplicated edges; clarify
1975 * flow.c (block_label): Update basic_block_for_insn.
1976 (commit_edge_insertions): Call compute_bb_for_insn.
1978 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
1981 * flow.c (redirect_edge_and_branch,
1982 try_optimize_cfg): Use redirect_edge_succ_nodup
1983 (redirect_edge_succ_nodup): New.
1984 * basic_block.h (redirect_edge_succ_nodup): Declare.
1986 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
1989 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1991 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
1992 (try_crossjump_to_edge): Update commetns.
1993 (try_crossjump_bb): Likewise.
1995 2001-07-24 Richard Henderson <rth@redhat.com>
1997 * combine.c (distribute_notes): Move set of need_refresh
1998 for noop_move_p down to catch all cases.
2000 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
2002 * recog.c (split_all_insns_noflow): New.
2003 * rtl.h (split_all_insns_noflow): Declare.
2004 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
2005 * m68hc11.c (m68hc11_reorg): Likewise.
2006 * sh.c (machine_dependent_reorg): Likewise.
2007 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
2010 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2012 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
2013 (ashlsi3_n splitter): Likewise.
2014 (lshrsi3_n splitter): Likewise.
2016 (GOTaddr2picreg): Make const SImode.
2017 (sym_label2reg): Likewise.
2018 (symGOT2reg): Likewise.
2019 (symGOTOFF2reg) Likewise.
2021 (casesi_worker_0): Make unspec SImode.
2023 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2025 * config/sh/sh.c (barrier_align): Check that an operand really is
2026 an insn before extracting its INSN_CODE.
2028 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
2030 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
2033 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
2034 for SImode to prevent overflow.
2036 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2038 * config/mips/irix6-libc-compat.c: New file.
2039 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
2040 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
2043 2001-07-24 lars brinkhoff <lars@nocrew.org>
2045 * rtl.texi (REG_POINTER): Document.
2046 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
2047 QFmode, HFmode, TQFmode, QCmode, and HCmode.
2049 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2051 * flow.c (delete_noop_moves): Do not confuse libcall regions.
2053 2001-07-23 Richard Henderson <rth@redhat.com>
2055 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
2057 2001-07-23 Kazu Hirata <kazu@hxi.com>
2059 * config/h8300/h8300-protos.h: Add a prototype for
2060 general_operand_dst_push.
2061 * config/h8300/h8300.c (general_operand_dst_push): New.
2062 * config/h8300/h8300.h (OK_FOR_T): New.
2063 (EXTRA_CONSTRAINT): Use it.
2064 * config/h8300/h8300.md (movqi_push): Remove and integrate into
2065 the existing movqi pattern.
2066 (movhi_push): Likewise.
2068 * reload.c: Fix comment typos.
2070 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2072 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
2074 2001-07-23 H.J. Lu (hjl@gnu.org)
2076 * doc/extend.texi: Update __builtin_return_address and
2077 __builtin_frame_address.
2079 2001-07-23 Richard Henderson <rth@redhat.com>
2081 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
2083 * config/i386/i386.md: New setcc+movzbl peephole2.
2085 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2087 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
2088 * objc/objc-act.c: Include debug.h.
2089 (synth_module_prologue): Save and restore debug hooks too.
2091 2001-07-23 lars brinkhoff <lars@nocrew.org>
2093 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
2094 and C4X_FLOAT_FORMAT.
2095 (BOOL_TYPE_SIZE): Document.
2097 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
2099 * unroll.c (loop_iterations): Fix miscalculation of initial
2102 2001-07-13 Andrew Haley <aph@redhat.com>
2104 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
2105 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
2106 * config/sh/sh.c (sh_can_redirect_branch): New function.
2107 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
2108 * reorg.c (steal_delay_list_from_target): Use
2109 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
2111 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
2113 * flow.c (try_simplify_condjump): Unlink insn chain on
2114 fallthru edge; use can_fallthru.
2116 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2118 * basic-block.h (find_sub_basic_block): Declare.
2119 * flow.c (make_edges): New arguments MIN and MAX;
2120 (find_sub_basic_blocks): Revamp to use make_edges
2121 and purge_dead_edges.
2122 (find_basic_blocks): Update call of find_sub_basic_block.
2124 * recog.c (split_all_insns): Always expect CFG to be consistent;
2125 call find_sub_basic_blocks in case something has changed.
2126 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
2129 * basic-block.h (delete_noop_moves): Declare.
2130 * combine.c (combine_instructions): Call it.
2131 (recog_for_combine): Tolerate noop moves
2132 (distribute_notes): Force refresh when register dies at noop move.
2133 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
2135 (life_analysis): Update delete_noop_moves call.
2136 (set_noop_p): Move too ...
2137 * rtlanal.c (noop_move_p): ... here.
2138 * rtl.h (noop_move_p): Declare.
2140 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
2141 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
2143 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
2144 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
2146 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
2148 * reload.c (push_reload): Fix typo in comment.
2149 (find_reloads_address): Ditto.
2150 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
2152 2001-07-22 Richard Henderson <rth@redhat.com>
2154 * flow.c: Grammar check and clarify a lot of comments.
2155 (try_simplify_condjump): Rename variables to be clearer.
2156 (try_forward_edges): Skip complex and fallthru edges.
2157 Rearrange tests to avoid duplicate checks.
2158 (flow_find_cross_jump): Likewise.
2159 (outgoing_edges_match): Allow match if neither branch has
2160 probability data. Loosen probability match to 5%.
2161 (try_crossjump_to_edge): Hoist repeated indirection into
2163 (try_crossjump_bb): Don't check complex edges. Eliminate
2164 redundant crossjump tests.
2165 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
2166 checks before more expensive checks.
2168 2001-07-22 Richard Henderson <rth@redhat.com>
2170 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
2171 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
2174 2001-07-22 Richard Henderson <rth@redhat.com>
2176 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
2177 (const_sint32_operand): Likewise.
2178 * m68k.md (anon mulsi pattern): Use const_int_operand not
2179 const_sint32_operand.
2180 (umulsi3_highpart): Zero extend a constant input.
2181 (smulsi3_highpart): Don't bother checking SImode constant.
2182 (const_umulsi3_highpart): Give op3 DImode.
2183 (const_smulsi3_highpart): Likewise.
2185 2001-07-22 Richard Henderson <rth@redhat.com>
2187 * flow.c (split_block): Make sure bb_note is included in the
2188 new block when splitting before a label.
2190 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2192 * basic-block.h (redirect_edge_and_branch_force,
2193 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
2194 * flow.c (redirect_edge_and_branch_force,
2195 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
2196 (redirect_edge_and_branch_force): Fix copying of lifeness information.
2197 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
2198 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
2199 instead of label; update CFG after transformation.
2200 (find_if_case_1): Update call, use redirect_edge_and_branch_force
2201 for finishing the transformation; handle even case where ELSE
2202 does not follow THEN.
2203 (find_if_case_2): Update call of dead_or_predictable; simplify
2206 * emit-rtl.c (split_branch_probability): New global variable.
2207 (try_split): Take care to set split_branch_probability and
2208 create REG_BR_PROB note for new jump insns.
2209 * md.texi (define_split): Document new feature.
2211 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
2213 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2215 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
2216 (asm_out_file): Remove redundant declaration.
2217 (assemble_asm): Remove old #if 0 block.
2218 (assemble_variable): Remove end of function; debug output is
2219 now handled with global_decl. Remove old #if 0 block. Update.
2220 Remove saved_in_section and associated no-op code.
2221 * Makefile.in (varasm.o): Correct dependencies.
2223 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
2225 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2226 the definition in defaults.h.
2228 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2230 * jump.c: Update comments.
2231 (delete_barrier_successors, delete_unreferenced_labels,
2232 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
2233 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
2234 jump_optimize, jump_optimize_minimal): Kill.
2235 (rebuild_jump_labels): Move code from jump_optimize_1.
2236 (purge_line_number_notes): Likewise.
2237 (copy_loop_headers): Likewise.
2238 * reg-stack.c: Update comment.
2240 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
2241 JUMP_AFTER_REGSCAN): Kill.
2242 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
2243 purge_line_number_notes and copy_loop_headers.
2245 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2246 Richard Henderson <rth@redhat.com>
2248 * dbxout.c (dbxout_global_decl): New.
2249 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2250 * sdbout.c (sdbout_finish): New.
2251 (sdbout_debug_hooks): Use it, add comments.
2252 (sdbout_global_decl): Defer initialised public vars to
2254 * varasm.c (assemble_variable): Don't output debug information
2255 for file-scope variables.
2257 2001-07-22 Richard Henderson <rth@redhat.com>
2259 * config/alpha/alpha.c (get_trap_mode_suffix): New.
2260 (get_round_mode_suffix): New.
2261 (print_operand): Use them for [/]. Remove support for [&'`()+].
2262 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
2263 * config/alpha/alpha.md (attr round_suffix): New.
2264 (attr trap_suffix): New.
2265 (all insns): Set them appropriately. Use %/ instead of the
2268 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2270 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
2272 2001-07-22 Richard Henderson <rth@redhat.com>
2274 * regrename.c (regrename_optimize): Compute nregs for each
2275 potential target register.
2277 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
2278 Richard Henderson <rth@redhat.com>
2280 * dbxout.c (dbxout_global_decl): New.
2281 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2282 * sdbout.c (sdbout_finish): New.
2283 (sdbout_debug_hooks): Use it, add comments.
2284 (sdbout_global_decl): Defer initialised public vars to
2286 * varasm.c (assemble_variable): Don't output debug information
2287 for file-scope variables.
2289 2001-07-21 H.J. Lu (hjl@gnu.org)
2291 * config/mips/mips.c (mips_cpu): Moved into ...
2292 (override_options): Here.
2294 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
2296 (mips_cpu): Removed.
2298 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2300 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
2301 ("iorqi3"): Likewise.
2302 ("xorqi3"): Likewise.
2303 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
2304 ("*subhi3_sp): Likewise.
2305 ("*subhi3"): Likewise.
2306 ("extendhisi2"): Accept D, X and Y as source operand to avoid
2309 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
2311 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
2312 * config/freebsd.h: Likewise.
2313 * config/linux.h: Likewise.
2314 * config/openbsd.h: Likewise.
2315 * config/alpha/linux-elf.h: Likewise.
2316 * config/arm/linux-elf.h: Likewise.
2317 * config/d30v/d30v.h: Likewise.
2318 * config/fr30/fr30.h: Likewise.
2319 * config/ia64/aix.h: Likewise.
2320 * config/ia64/ia64.h: Likewise.
2321 * config/mips/linux.h: Likewise.
2322 * config/pj/pj.h: Likewise.
2323 * config/rs6000/linux.h: Likewise.
2324 * config/sparc/linux.h: Likewise.
2325 * config/sparc/linux64.h: Likewise.
2327 2001-07-20 Bruce Korb <bkorb@gnu.org>
2329 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
2330 because getc() and char* may disagree on signedness.
2332 2001-07-20 Richard Henderson <rth@redhat.com>
2334 * doc/rtl.texi (REG_DEAD): Update for current semantics.
2336 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
2337 insns to delete in the presence of cc0 in a jump insn.
2339 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2340 Jan Hubicka <jh@suse.cz>
2342 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
2343 of doing the change by hand.
2345 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2347 * rtlanal.c (set_noop_p): Return true for noop jumps.
2349 * expr.c (emit_single_push_insn): Add call to push expander.
2350 * expr.h (optab_index): Add OTI_push
2351 (push_optab): New constant.
2352 * genopinit.c (optabs): Add push_optab.
2353 * optabs.c (init_optab): Init push optab.
2354 * md.texi (push??1): Document
2356 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2358 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
2359 expand to emit the pattern; put a REG_INC note for push/pop
2361 ("movdf", "movdf_internal"): Likewise.
2362 ("movsi", "movsi_internal"): Likewise.
2363 ("movsf", "movsf_internal"): Likewise.
2364 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
2366 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2368 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
2371 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2373 * params.def: Change default max inline insns to 100.
2375 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2377 * combine.c (combine_simplify_rtx): Generate a new shift operation
2378 when simplifying the first operand of a (neg (ashift)) expression.
2380 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2382 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2384 2001-07-20 Kelley Cook <kelley.cook@home.com>
2386 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2387 information. Move rest into ...
2388 (*-*-solaris): ... here. Eliminate redundant information and
2389 reword necessary packages section. Delete 4.x assembler bug info.
2390 (sparc-sun-*): Merge into ...
2391 (sparc-sun-sunos*): here.
2393 2001-07-20 Catherine Moore <clm@redhat.com>
2395 * config/v850/v850.md (casesi): Generate LABEL_REF
2398 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2400 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2401 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2402 * i386.md (strclrsi expander): Use it.
2404 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2406 * integrate.c (copy_insn_list): handle
2407 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2408 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2409 identically as to CODE_LABEL.
2411 * fold-const (fold): Convert A/B/C to A/(B*C) and
2414 * except.c (connect_post_landing_pads): Delete the RESX insns.
2416 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2418 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2420 * config/mips/mips.md (nmadd/nmsub): Use macro.
2422 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2424 * cppinit.c (remove_dup_dir): Make static.
2425 (remove_dup_dirs): Make static. Only warn about preempting a
2426 system directory with a non-system directory.
2428 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2430 * ifcvt.c (noce_try_store_flag_constants): Correct order
2431 of parameters to trunc_int_for_mode.
2433 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2435 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2436 an exception that will be caught within this function, do not fill
2437 its delay slot with any subsequent instruction.
2439 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2441 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2442 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2443 pointer extension instruction.
2444 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2445 * simplify-rtx.c (simplify_unary_operation) Likewise.
2446 * explow.c (convert_memory_address) Check value of
2447 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2449 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2450 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2451 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2452 Add Multilib Support.
2453 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2454 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2455 Add Multilib Support.
2456 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2458 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2459 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2460 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2462 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2464 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2465 old and new operands in `<', `3' and `b'.
2467 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2469 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2470 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2471 (toplev.o): Don't depend on xcoffout.h.
2472 * c-decl.c: Include debug.h
2473 (duplicate_decls): Use debug hook.
2474 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2475 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2476 (dbxout_types): Remove.
2477 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2478 * debug.c (do_nothing_debug_hooks): Update.
2479 (debug_true_tree, debug_nothing_rtx): New.
2480 * debug.h (struct rtx_def): New.
2481 (struct gcc_debug_hooks): New hooks ignore_block,
2482 outlining_inline_function and label.
2483 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2484 dwarf2out_frame_finish): New.
2485 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2486 Make static, update prototype.
2487 (dwarf2_debug_hooks): Update.
2488 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2489 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2490 * dwarfout.c (dwarf_debug_hooks): Update.
2491 * emit-rtl.c: Include debug.h.
2492 (remove_unnecessary_notes): Use debug hook.
2493 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2494 (final_scan_insn): Use debug hook.
2495 * integrate.c (output_inline_function): Use debug hook.
2496 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2497 (sdb_debug_hooks): Update.
2498 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2499 * toplev.c: Don't include xcoffout.h.
2500 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2501 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2503 * tree.h (dwarf2out_do_frame): Remove.
2505 2001-07-19 Catherine Moore <clm@cygnus.com>
2507 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2509 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2511 * reload1.c (eliminate_regs_in_insn): When updating a set
2512 to the frame pointer to the hardware frame pointer, perform
2513 the update always not just when REPLACE is set.
2515 * reload1.c (choose_reload_regs): Don't inherit a reload
2516 that crosses multiple registers if registers past the first
2517 don't fit in the desired class.
2519 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2520 when negating constants.
2522 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2524 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2525 * doc/tree.texi: Ditto.
2527 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2528 Jakub Jelinek <jakub@redhat.com>
2530 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2531 (extract_cie_info): Handle "eh" augmentation properly,
2533 (struct frame_state, __frame_state_for): New.
2535 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2537 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2538 HANDLE_SYSV_PRAGMA): Define.
2539 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2541 (copy_object): Caller changed.
2543 2001-07-19 Andreas Schwab <schwab@suse.de>
2545 * configure.in (assembler dwarf2 debug_line support): Define nop
2547 * configure: Regenerated.
2549 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2551 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2553 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2554 to conditionally compiled block.
2555 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2556 * dbxout.h (dbxout_function): Remove.
2557 * debug.c (do_nothing_debug_hooks): Update.
2558 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2559 global_decl, deferred_inline_function.
2560 * dwarf2out.c (dwarf2_debug_hooks): Update.
2561 (dwarf2out_global_decl): New.
2562 * dwarfout.c: Don't include dwarfout.h.
2563 (dwarfout_global_decl, dwarfout_function_decl,
2564 dwarfout_deferred_inline_function): New.
2565 (dwarf_debug_hooks): Update.
2566 * dwarfout.h: Remove.
2567 * final.c: Don't include dwarfout.h.
2568 * sdbout.c (sdbout_global_decl): New.
2569 (sdbout_debug_hooks): Update.
2570 * toplev.c: Don't include dwarfout.h.
2571 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2572 (note_deferral_of_defined_inline_function): Remove.
2573 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2574 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2575 * ch/lex.c: Don't include dwarfout.h.
2576 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2577 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2578 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2579 * cp/optimize.c: Include debug.h.
2580 (maybe_clone_body): Use debug hook.
2581 * cp/semantics.c: Include debug.h.
2582 (expand_body): Use debug hook.
2583 * po/POTFILES.in: Remove dwarfout.h.
2585 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2587 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2588 * c-parse.in (yyerror, _yylex): Similarly.
2589 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2590 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2592 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2593 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2595 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2597 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2598 in-class declaration at -g1. Fixes c++/2814.
2600 2001-07-18 Richard Henderson <rth@redhat.com>
2602 * doc/md.texi (reload_in/out): Document restrictions in predicates
2603 and constraints for these patterns. Document empty string matching
2606 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2608 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2610 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2612 * cse.c: Undo my previous patch.
2614 2001-07-18 Tom Tromey <tromey@redhat.com>
2617 * configure: Rebuilt.
2618 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2620 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2622 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2623 Jan Hubicka <jh@suse.cz>
2625 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2626 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2627 * jump.c (mark_jump_label): Do not forward branches.
2629 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2631 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2632 when return value is unused.
2634 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2636 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2638 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2640 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2641 on error. We can't blindly return the result of
2642 pthread_mutex_trylock because it returns a positive number on
2643 error, while we must return -1 on error.
2644 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2646 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2648 2001-07-18 Andreas Jaeger <aj@suse.de>
2650 * integrate.c (output_inline_function): Correct type of debug_hooks.
2652 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2654 * combine.c (combine_simplify_rtx): DIV can be treated
2655 associatively for floats if unsafe math optimisations are enabled.
2657 2001-07-17 Richard Henderson <rth@redhat.com>
2659 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2661 2001-07-17 Richard Henderson <rth@redhat.com>
2663 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2664 don't force the function address into a register.
2665 (expand_call, emit_library_call_value_1): Update callers.
2666 * builtins.c (expand_builtin_apply): Likewise.
2667 * expr.h (prepare_call_address): Update decl.
2669 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2671 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2673 * config/i386/chorus.h: Move up.
2674 * config/sparc/chorus.h: Likewise.
2675 * config/rs6000/chorus.h: Likewise.
2676 * config/chorus.h: Moved here.
2678 2001-07-17 Andreas Schwab <schwab@suse.de>
2680 * configure.in (assembler eh_frame optimization): Handle big
2682 * configure: Regenerated.
2684 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2686 * expr.c (epxand_expr): Convert divisions into multiplications by
2687 reciprocals if -ffast-math.
2689 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2691 * dbxout.c (dbxout_really_begin_function): Rename to
2692 dbxout_begin_function.
2693 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2694 (dbxout_begin_function): Remove.
2695 (dbxout_function): Update.
2696 (dbxout_source_line): Update prototype.
2697 * dbxout.h (dbxout_begin_function): Remove.
2698 * debug.c (do_nothing_debug_hooks): Update.
2699 (debug_nothing_tree): Update.
2700 (debug_nothing_charstar_rtx): Remove.
2701 * debug.h (union tree_node): Declare.
2702 (struct rtx_def): Remove.
2703 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2704 begin_function. Change source_line prototype.
2705 (debug_nothing_tree): New.
2706 (debug_nothing_charstar_rtx): Delete.
2707 (dwarf2out_begin_prologue): Moved from ...
2709 * dwarf2out.c (dwarf2_debug_hooks): Update.
2710 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2711 debug info, call dwarf2out_source_line.
2712 (dwarf2out_souce_line): Update prototype.
2713 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2714 Change prototype, make static.
2715 (dwarfout_source_line): Update prototype.
2716 (dwarf_debug_hooks): Update.
2717 * dwarfout.h (dwarfout_begin_function): Remove.
2718 * final.c (final_start_function, final_scan_insn): Use appropriate
2719 debug hooks, update to use notice_source_line.
2720 (output_source_line): Rename notice_source_line. Don't call the
2721 source_line debug hook.
2722 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2723 make static, update prototype.
2724 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2726 (sdbout_end_prologue): New.
2727 (sdbout_source_line): Update prototype.
2728 (sdbout_debug_hooks): Update.
2729 (sdbout_symbol): Remove unused var.
2730 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2732 * varasm.c: Include debug.h.
2733 (assemble_start_function): Use begin_function debug_hook.
2734 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2735 update with prototype.
2736 (xcoffout_source_line): Update prototype.
2737 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2739 (xcoffout_source_line): Update prototype.
2741 2001-07-17 Richard Henderson <rth@redhat.com>
2743 * c-typeck.c (build_binary_op): Do not shorten unsigned
2744 right shift after sign extension.
2746 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2748 * combine.c (combine_simplify_rtx): Attempt to simplify
2749 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2751 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2752 (simplify_binary_operation, simplify_unary_operation,
2753 simplify_relational_operation): Use it.
2755 * combine.c (combine_simplify_rtx): Don't do associative law
2756 on divisions; allow associative law on floats.
2758 2001-07-17 H.J. Lu <hjl@gnu.org>
2759 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2761 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2762 ASM_OUTPUT_WEAK_ALIAS are defined.
2763 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2764 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2766 * config/mips/iris5.h: ... here.
2767 (HANDLE_SYSV_PRAGMA): Defined as 1.
2768 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2769 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2772 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2774 * c-parse.in (all_prefix_attributes): New variable.
2775 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2776 (maybe_resetattrs): New production.
2777 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2778 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2779 notype_initdcl, nested_function, notype_nested_function,
2780 component_decl, components, components_notype,
2781 component_declarator, component_notype_declarator,
2782 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2783 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2784 after a comma being applied to more than one declarator.
2785 * doc/extend.texi (Attribute Syntax): Update. Remove
2786 documentation of bugs that are no longer present.
2788 2001-07-13 Eric Christopher <echristo@redhat.com>
2790 * config/mips/mips.h: Change TUNE_MIPS* options to use
2792 (EXTRA_SPECS): Add cc1_cpu_spec.
2793 * config/mips/mips.md (muldf3): Fix typo.
2795 2001-07-16 Richard Henderson <rth@redhat.com>
2797 * config/m68k/m68k.c: Include expr.h and reload.h.
2798 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2799 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2801 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2802 Richard Henderson <rth@redhat.com>
2804 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2805 (insn_live_p): Fix fall off end of function.
2806 (dead_libcall_p): Remove COUNTS argument; update callers.
2807 (delete_trivially_dead_insns): Remove unused variables.
2809 2001-07-17 Andreas Jaeger <aj@suse.de>
2811 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2814 * lcm.c (optimize_mode_switching): Avoid warning for unused
2815 variable if !NORMAL_MODE.
2817 * flow.c (try_crossjump_to_edge): Remove unused variable.
2819 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2821 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2822 atexit declaration in stdlib.h.
2824 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2826 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2828 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2830 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2831 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2832 do rebuild_jump_labels instead of jump_optimize
2833 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2834 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2835 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2837 * flow.c: Include timevar.h
2838 (find_basic_block): Push/pop timevar;
2839 (cleanup_cfg): Likewise.
2840 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2841 * Makefile: Add dependencies on timevar.h
2843 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2844 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2846 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2847 * toplev.c (rest_of_compilation): Update calls.
2848 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2849 (delete_trivially_dead_insns): ... here; accept new argument
2850 preserve_basic_blocks; preserve basic blocks if set.
2852 * reg-stack.c (stack_regs_mentioned): Return 0 if
2853 stack_regs_mentioned_data is not initialized.
2854 (reg_to_stack): Make stack_regs_mentioned survive after the
2855 reg-stack is completted; do not call cleanup_cfg.
2856 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2857 make cleanup_cfg after bb-reorder to output to debug file.
2859 2001-07-16 Richard Henderson <rth@redhat.com>
2861 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2862 from int_reg_class_contents.
2864 2001-07-16 Richard Henderson <rth@redhat.com>
2866 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2867 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2868 (init_reg_sets_1): Move initialization from cse_main.
2869 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2870 (cse_main): Move its initialization also.
2871 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2872 * flow.c (propagate_one_insn): Likewise.
2873 * gcse.c (compute_hash_table): Likewise.
2874 (compute_kill_rd, compute_store_table): Likewise.
2875 * sched-deps.c (sched_analyze_1): Likewise.
2877 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2879 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2882 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2884 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2885 in if statement so we don't access undefined memory.
2887 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2889 * gcse.c: Update comment at top.
2890 Update comment on mem handling.
2891 mem_last_set, mem_first_set, mem_set_in_block: gone.
2892 Declaration of reg_set_info: gone.
2893 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2894 pointless with load_killed_in_block_p (they are *more*
2895 conservative then it, not less, and less accurate).
2896 (oprs_not_set_p): Ditto.
2897 (alloc_gcse_mem): Don't allocate mem_set_in_block
2898 (free_gcse_mem): Don't free it, either.
2899 (record_last_mem_set_info): Update comment in front, remove
2900 mem_*set_* stuff. Note the reason we don't handle stores directly
2902 (compute_hash_table): Update comments to reflect reality. Remove
2903 mem_*set_* references.
2904 (reset_opr_set_tables): Remove mem_*set_* references.
2906 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2907 (mark_clobber): Ditto (on both parts, we double set here too).
2908 (expr_killed_p): Remove mem_set_in_block test.
2909 (compute_transp): Remove mem_set_in_block test.
2911 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2912 of edge, and removal of phi alternative to dump file.
2913 (ssa_ccp_substitute_constants): Add note about register now being
2914 constant, and which uses were replaced in what insns to dump file.
2916 2001-07-16 Andreas Jaeger <aj@suse.de>
2918 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2919 variables of type HOST_WIDEST_INT.
2921 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2922 (__bb_exit_func): Correct type of count_max to avoid overflow.
2923 (num_digits): Handle long long argument.
2925 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2927 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2929 * output.h (sdb_begin_function_line): Restore as an extern
2931 * sdbout.c (sdb_begin_function_line): Make extern.
2933 2001-07-15 Richard Henderson <rth@redhat.com>
2935 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2936 * genrecog.c (maybe_both_true_mode): New.
2937 (maybe_both_true_2): Use it.
2938 (write_switch): Don't put Pmode in a switch.
2939 * rtl.c (mode arrays): Don't explicitly size them.
2941 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2943 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2944 handling; move unconditional splitting before mode switching.
2946 * i386.md (type): Add fistp type.
2947 (i387, length_attr, scheduling definitions): Handle this type.
2948 (fix_trunc?f?i2): Revamp to use mode switching.
2949 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2950 * i386.h (fp_cw_mode): New enum
2951 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2952 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2954 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2956 * Makefile.in (integrate.o): Add debug.h.
2957 * integrate.c (debug.h): Add.
2958 (output_inline_function): Save, reset, and restore debug_hooks.
2960 2001-07-15 Richard Henderson <rth@redhat.com>
2962 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2963 instead of COMPARE for the EQUIV expression.
2965 2001-07-15 Richard Henderson <rth@redhat.com>
2967 * flow.c (redirect_edge_and_branch_force): Initialize
2968 global_live_at_start and global_live_at_end.
2969 (allocate_bb_life_data): Export.
2970 * basic-block.h (allocate_bb_life_data): Declare.
2971 * toplev.c (rest_of_compilation): Call it.
2973 2001-07-15 Richard Henderson <rth@redhat.com>
2975 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
2976 (alpha_tablejump_best_label): New.
2977 * config/alpha/alpha-protos.h: Declare them.
2978 * config/alpha/alpha.md: Use braced strings for code blocks.
2979 (tablejump_osf): Break out add with r29.
2980 (tablejump_osf_internal): Remove.
2981 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
2982 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
2984 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2986 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
2989 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
2991 * i386-protos.h (ix86_split_fp_branch): Update prototype.
2992 (ix86_fp_jump_nontrivial_p): New.
2993 * i386.md (fp_jcc_?): Update call of split_fp_branch;
2994 use ix86_fp_jump_nontrivial_p.
2995 * i386.c (ix86_fp_jump_nontrivial_p): New.
2996 (ix86_split_fp_branch): Accept code instead of rtx.
2997 (ix86_expand_compare): Expand comparison early in case
2998 doing so is resonably cheap.
3000 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
3002 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
3004 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
3005 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
3007 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
3009 * dbxout.c (dbxout_source_line): Make static, update prototype.
3010 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
3011 (dbxout_init, dbxout_finish, dbxout_source_line,
3012 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
3013 * dbxout.h (dbxout_source_line): Delete.
3014 * debug.c (debug_nothing_file, debug_nothing_file_int,
3015 debug_nothing_file_charstar_rtx): New.
3016 (do_nothing_debug_hooks): Update.
3017 (debug_nothing_void, debug_nothing_charstar_rtx,
3018 dwarf2out_end_epilogue): New.
3019 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3020 * debug.h (struct rtx_def): Declare.
3021 (gcc_debug_hooks): New hooks source_line, end_epilogue
3023 (debug_nothing_void, debug_nothing_charstar_rtx,
3024 dwarf2out_end_epilogue): New.
3025 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3026 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
3027 (dwarf2_debug_hooks): Update.
3028 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
3029 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
3030 * dwarf2out.h (dwarf2out_source_line): Remove.
3031 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
3032 Make static, update prototype.
3033 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
3034 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
3035 (dwarf_debug_hooks): Update.
3036 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
3037 dwarfout_end_function): Remove.
3038 * final.c (profile_function): Use debug hooks for ending functions
3040 (output_source_line, final_end_function): Update prototype,
3042 (final_start_function, final_scan_insn): Update.
3043 * output.h (sdb_begin_function_line): Remove.
3044 (final_end_function): Update prototype.
3045 * sdbout.c (sdb_begin_function_line): Make static.
3046 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
3047 (sdbout_source_line): New.
3048 (sdbout_end_epilogue, sdbout_end_function): Make static, update
3050 (sdb_debug_hooks): Update.
3051 (sdbout_init, sdbout_source_line,
3052 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
3053 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
3054 * toplev.c (compile_file, rest_of_compilation): Update.
3055 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
3056 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
3057 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
3058 Update for prototype changes.
3059 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
3060 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
3062 2001-07-15 Richard Henderson <rth@redhat.com>
3064 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
3065 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
3066 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
3067 * config/alpha/alpha.c: Likewise.
3068 * config/alpha/alpha.md: Likewise.
3069 * config/alpha/alpha32.h: Likewise.
3070 * config/alpha/vms.h: Likewise.
3073 2001-07-14 Richard Henderson <rth@redhat.com>
3075 * config/alpha/alpha.md: Use define_constants for unspec values.
3076 Substitute throughout.
3078 2001-07-14 Tim Josling <tej@melbpc.org.au>
3080 * tree.def (EXPON_EXPR) remove. Never supported anyway.
3082 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3084 * pa.md: Remove unused constraints from define_split's.
3086 2001-04-14 Richard Henderson <rth@redhat.com>
3088 * ifcvt.c (find_cond_trap): Test for exit block.
3090 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
3092 Re-install recently reverted patch.
3093 * emit-rtl.c (try_split): Update mark_jump_label call.
3094 * flow.c (find_sub_basic_blocks): Likewise.
3095 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3097 (mark_all_labels): Kill second parameter.
3098 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3099 (rebuild_jump_labels, jump_optimize_minimal): Update call
3101 (jump_optimize_1): Kill crossjumping code.
3102 (mark_jump_label): Kill cross_jump parameter.
3103 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3104 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3105 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3107 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3109 (dump_file_info): Likewise.
3110 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3111 reorganize passes to do reg-stack first, bb-reorder second.
3112 * invoke.texi (-d letters doc): Remove the jump2 pass.
3114 2001-07-14 Richard Henderson <rth@redhat.com>
3116 * ifcvt.c (find_cond_trap): New.
3117 (find_if_header): Call it.
3118 (merge_if_block): Relax existing jump sanity check.
3119 * jump.c (jump_optimize_1): Remove conditional trap handling.
3121 2001-07-14 Alan Modra <amodra@bigpond.net.au>
3123 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
3125 (insn_refs_are_delayed): Correct comment.
3126 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
3127 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
3128 instead of r31. Make associated insn !TARGET_64BIT, and
3129 provide an additional 64-bit insn that clobbers r2.
3131 (udivsi3): Likewise.
3133 (umodsi3): Likewise.
3135 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
3137 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
3139 * flow.c (redirect_edge_and_branch_force, split_edge,
3140 try_crossjump_to_edge): Use set_block_for_new_insns.
3141 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
3143 2001-07-13 H.J. Lu (hjl@gnu.org)
3145 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
3148 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3150 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
3152 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
3154 * c-common.c (decl_attributes): Take a pointer to the node to
3155 which attributes are to be attached, and a flags argument.
3156 * c-common.h (enum attribute_flags): New.
3157 (decl_attributes): Update prototype.
3158 * c-decl.c (start_decl, push_parm_decl, finish_struct,
3159 finish_enum, start_function): Update calls to decl_attributes.
3160 * c-parse.in (component_declarator, component_notype_declarator,
3161 label): Update calls to decl_attributes.
3163 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
3165 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
3166 * config/avr/avr.c (legitimate_address_p): Return value changed
3167 from letter to register classes. For better debugging.
3169 2001-07-13 Kazu Hirata <kazu@hxi.com>
3171 * jump.c (reversed_comparison_code_parts): Fix comment typos.
3173 2001-07-13 H.J. Lu (hjl@gnu.org)
3175 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
3177 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
3179 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
3180 correctly for shared configurations.
3181 * config/t-libgcc-pic: New.
3182 * config/{i386,m68k,sparc}/t-openbsd: New.
3183 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
3184 Support -shared. Support debugging libraries with -g.
3185 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
3186 frame information does not emit pointer diffs.
3187 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
3190 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3192 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
3194 2001-07-13 David Edelsohn <edelsohn@gnu.org>
3196 * combine.c (try_combine): Ensure const_int pow2 is positive.
3198 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
3200 * config.gcc: Add configuration for s/390.
3201 * config/s390/s390.c: New. Subroutines for code generation.
3202 * config/s390/s390.h: New. Definitions for s/390.
3203 * config/s390/s390-protos.h: New. Prototypes.
3204 * config/s390/linux.h: New. Definitions for linux for s/390.
3205 * config/s390/linux64.h: New. Definitions for linux for zSeries.
3206 * config/s390/t-linux: New. Makefile fragment.
3207 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
3208 * config/s390/fixdfdi.h: New. Fix L_fix*di.
3210 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3212 * emit-rtl.c (try_split): Update mark_jump_label call.
3213 * flow.c (find_sub_basic_blocks): Likewise.
3214 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3216 (mark_all_labels): Kill second parameter.
3217 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3218 (rebuild_jump_labels, jump_optimize_minimal): Update call
3220 (jump_optimize_1): Kill crossjumping code.
3221 (mark_jump_label): Kill cross_jump parameter.
3222 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3223 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3224 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3226 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3228 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3229 reorganize passes to do reg-stack first, bb-reorder second.
3230 * invoke.texi (-d letters doc): Remove the jump2 pass.
3232 2001-07-12 Steve Ellcey <sje@cup.hp.com>
3234 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
3236 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3238 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
3240 (verify_flow_info): Make diagnostics prettier.
3242 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3244 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
3246 * flow.c (outgoing_edges_match): Return early if condition reversal
3249 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
3251 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
3252 (mips_move_2words): When splitting a move into two instructions,
3253 prefix the second address operand with '%D'.
3255 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
3257 * Makefile.in (final.o): Depend on debug.h.
3258 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
3259 (dbx_debug_hooks): Add new hooks.
3260 (xcoff_debug_hooks): New.
3261 * debug.c (debug_nothing_file_int_int): New.
3262 (do_nothing_debug_hooks): Update.
3263 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
3264 (debug_nothing_file_int_int): New.
3265 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
3266 static, update prototype.
3267 (dwarf2_debug_hooks): Update.
3268 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
3269 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
3270 static, update prototype.
3271 (dwarf_debug_hooks): Update.
3272 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
3273 * final.c: Include debug.h.
3274 (final_scan_insn): Use debug hooks when beginning and ending blocks.
3275 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
3276 static, update prototype.
3277 (sdb_debug_hooks): Update.
3278 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
3279 * toplev.c: Distinguish between xcoff and dbx.
3281 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
3282 Call all debug hooks, not just dwarf ones.
3284 2001-07-11 Timothy Wall <twall@redhat.com>
3286 * config.gcc: Add configuration for AIX5/IA64.
3287 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
3288 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
3289 support prefix/suffix code.
3290 * config/ia64/t-aix: New. Makefile fragment.
3291 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
3293 2001-07-11 Kazu Hirata <kazu@hxi.com>
3295 * recog.c (validate_change): Fix a comment typo.
3297 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
3299 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
3300 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
3302 * dbxout.c (dbx_debug_hooks): Add new hooks.
3303 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
3305 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
3307 * dbxout.h (dbxout_start_new_source_file,
3308 dbxout_resume_previous_source_file): Delete.
3309 * debug.c (do_nothing_debug_hooks): Add new hooks.
3310 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3311 (debug_nothing_int_charstar, debug_nothing_int): New.
3312 * debug.h (gcc_debug_hooks): New hooks define, undef,
3313 start_source_file and end_source_file.
3314 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3315 (debug_nothing_int_charstar, debug_nothing_int): New.
3316 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
3317 the conditionally compiled section.
3318 (dwarf2out_start_source_file, dwarf2out_end_source_file,
3319 dwarf2out_define, dwarf2out_undef): Make static.
3320 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
3321 dwarf2out_define, dwarf2out_undef): Remove.
3322 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
3323 (dwarfout_start_source_file, dwarfout_end_source_file,
3324 dwarfout_define, dwarfout_undef): Make static.
3325 (dwarfout_start_source_file_check,
3326 dwarfout_end_source_file_check): New.
3327 (dwarfout_define, dwarfout_finish): Update.
3328 * dwarfout.h (dwarfout_start_new_source_file,
3329 dwarfout_resume_previous_source_file, dwarfout_define,
3330 dwarfout_undef): Remove.
3331 * sdbout.c (sdb_debug_hooks): Add new hooks.
3332 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
3334 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
3335 make static, take an arg.
3336 * sdbout.h (sdbout_start_new_source_file,
3337 sdbout_resume_previous_source_file): Delete.
3338 * toplev.c (debug_start_source_file, debug_end_source_file,
3339 debug_define, debug_undef): Delete.
3340 * toplev.h (debug_start_source_file, debug_end_source_file,
3341 debug_define, debug_undef): Delete.
3343 * java/jcf-parse.c: Include debug.h.
3344 (parse_class_file): Update to use debug hooks directly.
3345 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
3347 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3349 * alias.c (set_mem_alias_set): New function.
3350 * rtl.h (set_mem_alias_set): Declare it.
3351 * builtins.c (expand_builtin_return_addr): Call it instead of
3352 using MEM_ALIAS_SET accessor.
3353 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
3354 (get_memory_rtx, expand_builtin_va_arg): Likewise.
3355 (expand_builtin_va_copy):Likewise.
3356 * caller-save.c (setup_save_areas): Likewise.
3357 * calls.c (compute_argument_addresses): Likewise.
3358 * explow.c (set_mem_attributes): Likewise.
3359 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
3360 (expand_assignment, store_constructor_field, store_field): Likewise.
3361 (expand_expr_unaligned): Likewise.
3362 * function.c (assign_stack_temp_for_type): Likewise.
3363 (put_reg_into_stack, gen_mem_addressof): Likewise.
3364 * ifcvt.c (noce_try_cmove_arith): Likewise.
3365 * reload1.c (reload, alter_reg): Likewise.
3366 * config/alpha/alpha.c (get_aligned_mem): Likewise.
3367 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
3368 (alpha_expand_unaligned_store): Likewise
3369 (alpha_expand_unaligned_load_words): Likewise.
3370 (alpha_expand_unaligned_store_words): Likewise.
3371 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3372 (alpha_expand_epilogue): Likewise.
3373 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3374 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3375 * config/i386/i386.c (legitimize_pic_address): Likewise.
3376 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3377 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3378 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3379 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3380 * config/mips/mips.c (mips_va_arg): Likewise.
3381 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3382 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3383 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3384 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3385 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3386 (rs6000_emit_epilogue): Likewise.
3387 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3388 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3389 * config/v850/v850.c (v850_va_arg): Likewise.
3391 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3393 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3394 when fallthru edge is present.
3395 (mege_blocks): Handle case where creation of jump insn
3398 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3399 CLEANUP_POST_REGSTACK): New constants.
3400 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3401 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3402 * output.h (cleanup_cfg): Update prototype.
3403 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3404 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3405 cleanup_cfg call; kill missleading comment.
3406 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3407 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3408 parameter; control optimizations performed using it.
3409 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3410 try_crossjump_bb): New functions.
3412 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3414 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3416 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3417 pa_output_function_prologue.
3418 * pa-protos.h (pa_output_function_prologue): New prototype.
3420 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3422 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3423 and low to get correct sign extension in low+high test.
3425 2001-07-11 Janis Johnson <janis@us.ibm.com>
3427 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3428 for large hit count.
3430 * profile.c (branch_prob): Fix .bbg info for computed gotos
3433 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3435 * stmt.c (parse_output_constraint): New function, split out
3437 (expand_asm_operands): ... here. Use parse_output_constraint.
3438 * tree.h (parse_output_constraint): Declare it.
3440 2001-07-11 Richard Henderson <rth@redhat.com>
3442 * bitmap.c: Comment some functions; fiddle whitespace.
3443 (bitmap_free): Don't export.
3444 (bitmap_element_allocate): Use memset.
3445 * bitmap.h (bitmap_free): Don't declare.
3447 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3449 * gcse.c, lcm.c, sched-deps.c:
3450 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3452 * flow.c (flow_loops_find): Free dom if we found no loops, since
3453 we aren't going to save it.
3455 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3458 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3460 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3462 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3464 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3465 #ifndef DWARF2_DEBUGGING_INFO.
3467 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3469 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3471 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3473 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3474 reverse a branch if a NE comparison is implemented with GTU.
3476 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3477 H.J. Lu <hjl@gnu.org>
3479 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3481 (call_internal2): Likewise.
3482 (call_value_internal1): Likewise.
3483 (call_value_internal2): Likewise.
3484 (call_value_multiple_internal1): Likewise.
3485 (call_value_multiple_internal2): Likewise.
3487 2001-07-10 Kazu Hirata <kazu@hxi.com>
3489 * calls.c (emit_library_call_value_1): Fix a comment typo.
3490 * dwarf2out.c (mem_loc_descriptor): Likewise.
3491 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3493 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3495 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3497 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3499 * recog.c (offsettable_address_p): Handle LO_SUM case.
3500 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3501 instead of plus_constant.
3503 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3505 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3506 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3508 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3510 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3511 adjust_address_nv instead of plus_constant.
3513 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3515 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3516 dwarf2out.o): Depend on debug.h, wrap long lines.
3517 * dbxout.c: Include debug.h.
3518 (dbx_debug_hooks): New.
3519 (dbxout_init): Make static, take just 2 args.
3520 (dbxout_finish): Make static.
3521 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3522 * debug.c: New file.
3523 * debug.h: New file.
3524 * dwarf2out.c: Include debug.h.
3525 (dwarf2_debug_hooks): New.
3526 (dwarf2out_init): Make static.
3527 (dwarf2out_finish): Make static, take 2 args.
3528 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3529 * dwarfout.c: Include debug.h.
3530 (dwarf_debug_hooks): New.
3531 (dwarfout_init): Make static.
3532 (dwarfout_finish): Make static, take 2 args.
3533 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3534 * sdbout.c: Include debug.h.
3535 (sdb_debug_hooks): New.
3536 (sdbout_init): Make static, take 2 args.
3537 * sdbout.h (sdbout_init): Delete.
3538 * toplev.c: Include debug.h.
3540 (compile_file): Set deubg_hooks based on command line options.
3541 Use the hooks unconditionally rather than conditional compilation.
3543 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3545 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3546 first_insn_after_basic_block_note instead.
3548 * df.c (df_bb_refs_unlink): #if 0 out for now.
3550 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3552 * ssa.h: Add prototype for ssa_const_prop
3553 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3554 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3555 (ssa_fast_dce): Remove unused variable
3557 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3559 * diagnostic.c (finish_diagnostic): Rename to
3560 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3563 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3565 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3568 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3569 (dump_file): Only pad the demangled name with spaces if the
3570 mangled name was padded with spaces.
3572 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3574 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3577 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3579 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3580 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3583 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3584 whether can put offset inside LO_SUM to check mode alignment, not size.
3586 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3588 * doc/tm.texi (Misc): Fix thinko.
3590 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3592 * regmove.c (replace_in_call_usage): Fix warnings.
3593 * sched-deps.c (add_dependence): Fix warnings.
3594 * simplify-rtx.c (simplify_subreg): Likewise.
3595 Return NULL_RTX instead of NULL.
3597 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3598 (subst_asm_stack_regs): Likewise.
3600 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3603 * dwarf2out.c (output_call_frame_info): Declare i as int.
3604 (build_abbrev_table): Declare n_alloc as int.
3605 (dwarf2out_finish): Initialize die.
3606 * except.c: Declare sjlj_funcdef_number as unsigned.
3607 (connect_post_landing_pads): Declare j as unsigned.
3608 (convert_to_eh_region_ranges): Initialize call_site.
3609 (output_function_exception_table): Initialize tt_format_size.
3610 * expr.c (move_by_pieces_1): Initialize to1.
3611 (store_constructor): Initialize minelt and maxelt.
3612 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3613 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3615 * c-decl.c (combine_parm_decls): Unused, remove.
3616 * c-tree.h: Remove prototype for combine_parm_decls.
3618 * reload.c (push_reload): Fix warning.
3619 (regno_clobbered_p): Likewise.
3620 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3621 (reload_combine): Likewise.
3623 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3624 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3626 * bitmap.c (bitmap_operation): Change user.
3627 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3629 2001-07-10 Eric Christopher <echristo@redhat.com>
3631 * config/mips/mips.c (override_options): Fix typo.
3633 2001-07-09 Stan Shebs <shebs@apple.com>
3635 * target.h (struct gcc_target): New fields init_builtins and
3637 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3638 (TARGET_EXPAND_BUILTIN): New macro.
3639 (TARGET_INITIALIZER): Add them.
3640 * builtins.c: Include target.h.
3641 (expand_builtin): Use targetm.expand_builtin.
3642 (default_init_builtins): New function.
3643 (default_expand_builtin): New function.
3644 * expr.h (default_init_builtins): Declare.
3645 (default_expand_builtin): Declare.
3646 * c-common.c (c_common_nodes_and_builtins): Use
3647 targetm.init_builtins.
3648 * defaults.h (MD_INIT_BUILTINS): Remove.
3649 * Makefile.in (builtins.o): Depend on target.h.
3651 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3652 (TARGET_EXPAND_BUILTIN): Define.
3653 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3654 (MD_EXPAND_BUILTIN): Remove.
3656 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3657 (TARGET_EXPAND_BUILTIN): Define.
3658 (c4x_init_builtins): Make endlink arg a local.
3659 (c4x_print_operand): Fix typos in adjust_address usages.
3660 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3661 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3662 (MD_EXPAND_BUILTIN): Remove.
3664 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3665 (TARGET_EXPAND_BUILTIN): Define.
3666 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3667 (ix86_init_builtins): Call new function only if TARGET_MMX.
3668 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3669 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3670 (MD_EXPAND_BUILTIN): Remove.
3672 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3673 (TARGET_EXPAND_BUILTIN): Define.
3674 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3675 (MD_EXPAND_BUILTIN): Remove.
3677 * doc/tm.texi: Document these changes.
3679 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3681 * basic-block.h (tree_node): Forward declare if needed.
3682 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3683 (BLOCK_HEAD_TREE): Define.
3684 (BLOCK_END_TREE): Define.
3685 (struct loops): Rename field 'tree' to 'tree_root'.
3686 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3688 (flow_loops_tree_build): Rename reference to field 'tree' to
3690 (flow_loops_level_compute): Ditto.
3691 * predict.c (estimate_bb_frequencies): Ditto.
3692 * tree.h (struct tree_common): Add field 'aux'.
3694 2001-07-09 Stan Shebs <shebs@apple.com>
3696 * config/darwin.c (darwin_encode_section_info): Don't mark any
3697 DECL_EXTERNAL node as defined.
3699 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3701 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3702 pa_free_machine_status, hppa_init_pic_save): Delete.
3703 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3704 (hppa_profile_hook): Use hppa_pic_save_rtx.
3705 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3706 hppa_init_pic_save): Delete.
3707 (hppa_pic_save_rtx): Declare.
3708 * pa.md (call, call_value, sibcall, sibcall_value,
3709 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3711 2001-07-09 Kazu Hirata <kazu@hxi.com>
3713 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3714 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3716 2001-07-09 Andreas Jaeger <aj@suse.de>
3718 * output.h: Add declaration of final_forward_branch_p.
3720 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3722 * varray.c: Include errors.h for internal_error and trim_filename
3725 * Makefile.in (varray.o): Add errors.h.
3727 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3729 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3730 * optabs.c (have_add2_insn): Check whether the add insn chosen
3731 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3732 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3734 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3736 * Makefile.in (OBJS): Add ssa-ccp.o
3737 (ssa-ccp.o): Add dependencies.
3738 * toplev.c (DFI_ssa_ccp): New dump file enum.
3739 (dump_file): Add entry for dumping after SSA CCP.
3740 (flag_ssa_ccp): New flag variable.
3741 (f_options): Add -fssa-ccp.
3742 (rest_of_compilation): Run SSA CCP if requested.
3743 * timevar.def (TV_SSA_CCP): New timevar.
3744 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3745 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3746 Fix minor typo in SSA DCE documentation.
3747 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3748 Add documentation for new dump option. Renumber dump files
3751 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3753 * emit-rtl.c (gen_highpart_mode): New.
3754 * rtl.h (gen_highpart_mode): Declare.
3755 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3756 operand can be VOIDmode constant.
3758 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3760 * flow.c (redirect_edge_and_branch_force): New.
3761 (can_fallthru): Ensure that basic blocks are succeeding.
3762 (try_optimize_cfg): Do not delete basic block if it is the last one.
3764 * flow.c (try_redirect_by_replacing_jump): Do not remove
3765 jumps with side effects, unlink chain on fallthru edge;
3766 set block for new jump instruction; avoid basic block to
3767 over by line number note.
3769 * flow.c (try_simplify_condjump): Verify that the condjump
3770 is not always falling trought.
3773 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3775 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3776 (try_redirect_by_replacing_jump): Update properly the count
3777 and frequency information.
3779 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3781 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3782 address that is a LO_SUM specially.
3783 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3785 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3787 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3788 (operand_subword): Use them.
3789 (change_address_1): Renamed from change_address; new arg VALIDATE.
3790 * expr.h: Reflect above changes; change_address now macro.
3791 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3793 * cselib.c (add_mem_for_addr): Likewise.
3794 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3795 * regmove.c (try_apply_stack_adjustment): Likewise.
3796 * reload.c (push_reload, make_memloc): Likewise.
3797 * reload1.c (eliminate_regs): Likewise.
3798 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3799 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3801 * combine.c (make_extraction, simplify_shift_const): Likewise.
3802 (gen_lowpart_for_combine): Likewise.
3803 * cse.c (gen_lowpart_if_possible): Likewise.
3804 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3805 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3806 * optabs.c (gen_move_insn): Likewise.
3807 * reload1.c (alter_reg): Likewise.
3808 * simplify-rtx.c (simplify_subreg): Likewise.
3809 * stmt.c (expand_anon_union_decl): Likewise.
3810 * recog.c (validate_replace_rtx_1): Likewise.
3812 * Makefile.in (recog.o): Add $(EXPR_H).
3813 * explow.c (stabilize): Call replace_equiv_address.
3814 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3815 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3817 2001-07-03 Andrew Haley <aph@redhat.com>
3819 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3820 the mode of the memory location.
3822 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3824 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3826 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3828 * final.c (output_addr_const): Use target opening and
3829 closing parentheses.
3830 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3831 defaults, add to TARGET_ASM_OUT.
3832 * target.h (struct gcc_target): Add open_paren and close_paren.
3833 * doc/md.texi: Update.
3834 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3835 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3836 TARGET_ASM_CLOSE_PAREN.
3837 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3839 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3841 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3842 * config/a29k/a29k.h: Similarly.
3843 * config/alpha/alpha.h: Similarly.
3844 * config/arc/arc.h: Similarly.
3845 * config/arm/aof.h: Similarly.
3846 * config/arm/aout.h: Similarly.
3847 * config/avr/avr.h: Similarly.
3848 * config/c4x/c4x.h: Similarly.
3849 * config/clipper/clipper.h: Similarly.
3850 * config/convex/convex.h: Similarly.
3851 * config/d30v/d30v.h: Similarly.
3852 * config/dsp16xx/dsp16xx.h: Similarly.
3853 * config/elxsi/elxsi.h: Similarly.
3854 * config/fr30/fr30.h: Similarly.
3855 * config/h8300/h8300.h: Similarly.
3856 * config/i370/i370.h: Similarly.
3857 * config/i386/i386.h: Similarly.
3858 * config/i860/i860.h: Similarly.
3859 * config/i960/i960.h: Similarly.
3860 * config/ia64/ia64.h: Similarly.
3861 * config/m32r/m32r.h: Similarly.
3862 * config/m68hc11/m68hc11.h: Similarly.
3863 * config/m68k/m68k.h: Similarly.
3864 * config/m88k/m88k.h: Similarly.
3865 * config/mcore/mcore.h: Similarly.
3866 * config/mips/mips.h: Similarly.
3867 * config/mn10200/mn10200.h: Similarly.
3868 * config/mn10300/mn10300.h: Similarly.
3869 * config/ns32k/ns32k.h: Similarly.
3870 * config/pa/pa.h: Similarly.
3871 * config/pdp11/pdp11.h: Similarly.
3872 * config/pj/pj.h: Similarly.
3873 * config/romp/romp.h: Similarly.
3874 * config/rs6000/rs6000.h: Similarly.
3875 * config/sh/sh.h: Similarly.
3876 * config/sparc/sparc.h: Similarly.
3877 * config/v850/v850.h: Similarly.
3878 * config/vax/vax.h: Similarly.
3879 * config/we32k/we32k.h: Similarly.
3881 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3883 * doc/c-tree.texi: Document representation of attributes.
3885 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3887 * doc/tm.texi: Update some places for the rename of target to
3890 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3892 * target.h (struct gcc_target): Add insert_attributes.
3893 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3894 (TARGET_INITIALIZER): Update.
3895 * tree.c, tree.h (default_insert_attributes): New function.
3896 Update comments on other default functions to refer to targetm,
3898 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3899 TARGET_INSERT_ATTRIBUTES.
3900 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3901 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3902 Don't use PRAGMA_INSERT_ATTRIBUTES.
3903 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3904 * c-decl.c (start_decl, start_function): Don't call
3905 SET_DEFAULT_DECL_ATTRIBUTES.
3906 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3907 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3909 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3910 (c4x_check_attribute): Avoid modifying attribute list itself.
3911 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3913 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3914 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3916 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3917 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3919 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3920 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3922 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3923 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3924 Adjust parameters. Make static.
3926 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3928 * c-common.c (decl_attributes): Only take a single attributes
3930 * c-common.h (decl_attributes): Update prototype.
3931 * c-decl.c (start_decl, start_function): Only take a single
3932 attributes parameter. Update calls to decl_attributes.
3933 (finish_struct, finish_enum): Update calls to decl_attributes.
3934 (push_parm_decl): Expect unified list of attributes. Update call
3936 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3937 notype_nested_function, component_declarator,
3938 component_notype_declarator, label): Update calls to
3940 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3941 lists that are passed to push_parm_decl.
3942 * c-tree.h (start_function, start_decl): Update prototypes.
3943 * config/sh/sh-protos.h, config/sh/sh.c
3944 (sh_pragma_insert_attributes): Only take a single attributes
3946 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3947 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3948 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3949 build_module_descriptor, generate_static_references,
3950 generate_strings, build_selector_translation_table,
3951 generate_descriptor_table, generate_protocols,
3952 generate_ivars_list, generate_dispatch_table,
3953 generate_protocol_list, generate_category,
3954 generate_shared_structures, really_start_method, add_objc_decls,
3955 generate_classref_translation_entry): Update calls to start_decl
3957 (build_tmp_function_decl, start_method_def): Unify attribute lists
3958 that are passed to push_parm_decl.
3960 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3962 * final.c (no_asm_to_stream): New.
3963 (final_scan_insn): Use target structures for prologue ends
3964 and epilogue starts.
3965 * output.h (no_asm_to_stream): New.
3966 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3967 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3968 (TARGET_ASM_OUT): Update.
3969 * target.h (struct gcc_target): New members function_end_prologue
3970 and function_begin_epilogue.
3971 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
3972 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
3973 * config/alpha/alpha.c (output_end_prologue): Rename to
3974 alpha_output_function_end_prologue. Use in target struct
3976 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
3977 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
3978 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
3979 ia64_output_function_end_prologue. Use in target struct
3981 (ia64_function_prologue, ia64_funciton_epilogue): Rename
3982 mistyped prototypes.
3983 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
3984 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
3986 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
3987 an use in target struct, make static.
3988 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
3991 2001-07-08 Richard Henderson <rth@redhat.com>
3993 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
3995 2001-07-08 Richard Henderson <rth@redhat.com>
3997 * config/i386/i386.md: Remove constraints strings from define_split
3998 and define_peephole2 patterns.
3999 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
4000 (eh_return): Use them.
4002 2001-07-08 Richard Henderson <rth@redhat.com>
4004 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
4005 Document MD_FALLBACK_FRAME_STATE_FOR.
4007 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4009 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
4010 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
4012 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
4014 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
4016 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
4017 of the label inside NAME as opposed to just the end of NAME.
4019 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
4021 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
4022 * config/alpha/alpha.c (alpha_init_machine_status,
4023 alpha_mark_machine_status, alpha_free_machine_status): Delete.
4024 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
4025 (vms_valid_decl_attribute_p): Make static, conditionally compile.
4026 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
4028 2001-07-06 Stan Shebs <shebs@apple.com>
4030 * target.h (targetm): Rename global from "target", so as not to
4031 conflict with local variables.
4033 * c-typeck.c: Ditto.
4037 * cp/decl2.c: Ditto.
4038 * cp/typeck.c: Ditto.
4039 * 1750a/1750a.c: Ditto.
4040 * a29k/a29k.c: Ditto.
4044 * clipper/clipper.c: Ditto.
4045 * convex/convex.c: Ditto.
4046 * d30v/d30v.c: Ditto.
4047 * dsp16xx/dsp16xx.c: Ditto.
4048 * elxsi/elxsi.c: Ditto.
4049 * fr30/fr30.c: Ditto.
4050 * h8300/h8300.c: Ditto.
4051 * i370/i370.c: Ditto.
4052 * i386/i386.c: Ditto.
4053 * i860/i860.c: Ditto.
4054 * i960/i960.c: Ditto.
4055 * ia64/ia64.c: Ditto.
4056 * m32r/m32r.c: Ditto.
4057 * m68hc11/m68hc11.c: Ditto.
4058 * m68k/m68k.c: Ditto.
4059 * m88k/m88k.c: Ditto.
4060 * mips/mips.c: Ditto.
4061 * ns32k/ns32k.c: Ditto.
4063 * pdp11/pdp11.c: Ditto.
4064 * romp/romp.c: Ditto.
4065 * rs6000/rs6000.c: Ditto.
4067 * sparc/sparc.c: Ditto.
4069 * we32k/we32k.c: Ditto.
4070 * doc/tm.texi: Update the manual to match.
4072 2001-07-06 Richard Henderson <rth@redhat.com>
4074 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
4075 DWARF2_UNWIND_INFO not just whether it is defined.
4077 2001-07-06 Diego Novillo <dnovillo@redhat.com>
4079 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
4080 call to simplify_binary_operation returns a new pattern.
4082 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4084 * glimits.h (__SHRT_MAX__): New.
4085 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
4086 (SHRT_MAX): Define in terms of __SHRT_MAX__.
4088 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
4090 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
4093 2001-07-06 Richard Henderson <rth@redhat.com>
4095 * bitmap.c (bitmap_release_memory): Move adjacent to the
4096 allocation functions.
4097 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
4098 the implementation. Binary search for the set bit.
4099 (bitmap_union_of_diff): Allocate the temporary on the stack
4100 instead of using xmalloc.
4102 2001-07-06 Richard Henderson <rth@redhat.com>
4104 * genrecog.c (validate_pattern): Warn for constraints in
4105 define_{expand,split,peephole2}. Remove strict_low_part
4106 before looking up match_dup.
4108 2001-07-06 DJ Delorie <dj@redhat.com>
4110 * doc/gcc.texi (Makefile): Rename to be a more general purpose
4111 chapter about various build hints and history. Add section
4112 talking about the various types of native and cross builds.
4114 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
4116 * Makefile.in (final.o): Depend on target.h.
4117 * final.c: Include target.h.
4118 (default_function_pro_epilogue): New.
4119 (final_start_function): Use target structure for function prologues.
4120 (final_end_function): Use target structure for function epilogues.
4121 * fold-const.c (real_hex_to_f): Constify s and p.
4122 * output.h (default_function_pro_epilogue): New.
4123 * real.h (real_hex_to_f): Update prototype.
4124 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
4125 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
4126 (TARGET_INITIALIZER): Update.
4127 * target.h (gcc_target): Add struct asm_out.
4128 * doc/tm.texi: Update.
4131 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
4132 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
4133 in cpu/cpu.c, or rename old functions consistently. Take
4134 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
4135 redundant macros and prototypes. Make new functions static.
4137 * 1750a/1750a.c: Similarly.
4138 * 1750a/1750a.h: Similarly.
4139 * a29k/a29k-protos.h: Similarly.
4140 * a29k/a29k.c: Similarly.
4141 * a29k/a29k.h: Similarly.
4142 * arc/arc-protos.h: Similarly.
4143 * arc/arc.c: Similarly.
4144 * arc/arc.h: Similarly.
4145 * arm/arm-protos.h: Similarly.
4146 * arm/arm.c: Similarly.
4147 * arm/arm.h: Similarly.
4148 * avr/avr-protos.h: Similarly.
4149 * avr/avr.c: Similarly.
4150 * avr/avr.h: Similarly.
4151 * clipper/clipper-protos.h: Similarly.
4152 * clipper/clipper.c: Similarly.
4153 * clipper/clipper.h: Similarly.
4154 * convex/convex.c: Similarly.
4155 * convex/convex.h: Similarly.
4156 * d30v/d30v-protos.h: Similarly.
4157 * d30v/d30v.c: Similarly.
4158 * d30v/d30v.h: Similarly.
4159 * d30v/d30v.md: Similarly.
4160 * dsp16xx/dsp16xx-protos.h: Similarly.
4161 * dsp16xx/dsp16xx.c: Similarly.
4162 * dsp16xx/dsp16xx.h: Similarly.
4163 * elxsi/elxsi.c: Similarly.
4164 * elxsi/elxsi.h: Similarly.
4165 * fr30/fr30.c: Similarly.
4166 * fr30/fr30.md: Similarly.
4167 * h8300/h8300-protos.h: Similarly.
4168 * h8300/h8300.c: Similarly.
4169 * h8300/h8300.h: Similarly.
4170 * i370/i370-protos.h: Similarly.
4171 * i370/i370.c: Similarly.
4172 * i370/i370.h: Similarly.
4173 * i386/i386.c: Similarly.
4174 * i386/osf1elf.h: Similarly.
4175 * i386/osfrose.h: Similarly.
4176 * i860/i860-protos.h: Similarly.
4177 * i860/i860.c: Similarly.
4178 * i860/i860.h: Similarly.
4179 * i960/i960-protos.h: Similarly.
4180 * i960/i960.c: Similarly.
4181 * i960/i960.h: Similarly.
4182 * ia64/ia64-protos.h: Similarly.
4183 * ia64/ia64.c: Similarly.
4184 * ia64/ia64.h: Similarly.
4185 * m32r/m32r-protos.h: Similarly.
4186 * m32r/m32r.c: Similarly.
4187 * m32r/m32r.h: Similarly.
4188 * m68hc11/m68hc11-protos.h: Similarly.
4189 * m68hc11/m68hc11.c: Similarly.
4190 * m68hc11/m68hc11.h: Similarly.
4191 * m68k/crds.h: Similarly.
4192 * m68k/dpx2.h: Similarly.
4193 * m68k/m68k-protos.h: Similarly.
4194 * m68k/m68k.c: Similarly.
4195 * m68k/m68k.h: Similarly.
4196 * m68k/news.h: Similarly.
4197 * m88k/m88k-protos.h: Similarly.
4198 * m88k/m88k.c: Similarly.
4199 * m88k/m88k.h: Similarly.
4200 * mips/mips-protos.h: Similarly.
4201 * mips/mips.c: Similarly.
4202 * mips/mips.h: Similarly.
4203 * ns32k/merlin.h: Similarly.
4204 * ns32k/ns32k.c: Similarly.
4205 * ns32k/ns32k.h: Similarly.
4206 * ns32k/tek6000.h: Similarly.
4207 * pa/pa-protos.h: Similarly.
4208 * pa/pa.c: Similarly.
4209 * pa/pa.h: Similarly.
4210 * pdp11/2bsd.h: Similarly.
4211 * pdp11/pdp11-protos.h: Similarly.
4212 * pdp11/pdp11.c: Similarly.
4213 * pdp11/pdp11.h: Similarly.
4214 * romp/romp-protos.h: Similarly.
4215 * romp/romp.c: Similarly.
4216 * romp/romp.h: Similarly.
4217 * rs6000/rs6000-protos.h: Similarly.
4218 * rs6000/rs6000.c: Similarly.
4219 * rs6000/rs6000.h: Similarly.
4220 * rs6000/sysv4.h: Similarly.
4221 * sh/sh-protos.h: Similarly.
4222 * sh/sh.c: Similarly.
4223 * sh/sh.h: Similarly.
4224 * sparc/sparc-protos.h: Similarly.
4225 * sparc/sparc.c: Similarly.
4226 * sparc/sparc.h: Similarly.
4227 * vax/vax.c: Similarly.
4228 * vax/vax.h: Similarly.
4229 * vax/vms.h: Similarly.
4230 * we32k/we32k.c: Similarly.
4231 * we32k/we32k.h: Similarly.
4233 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
4235 * basic-block.h (first_insn_after_basic_block_note): Declare.
4236 * flow.c (first_insn_after_basic_block_note): Define. Moved
4238 * ssa.c (first_insn_after_basic_block_note): Remove.
4239 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
4241 (ssa_eliminate_dead_code): Properly update the CFG and PHI
4242 nodes when we find a dead conditional branch. Insert BARRIERs
4243 after any blocks with no successors, but which do not have
4246 2001-07-06 Zack Weinberg <zackw@stanford.edu>
4248 * varray.c (varray_check_failed): Use internal_error.
4250 2001-07-05 Andrew Haley <aph@redhat.com>
4252 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
4253 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
4254 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
4256 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
4258 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
4259 reference if the target constant is also a SYMBOL_REF.
4261 2001-07-05 Eric Christopher <echristo@redhat.com>
4263 * config/mips/mips.h (MASK_MIPS3900): Remove.
4264 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
4265 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
4266 (TARGET_MIPS3900): Change to use mips_arch.
4267 (TARGET_MIPS4000): New.
4268 (TARGET_MIPS4100): New.
4269 (TARGET_MIPS4300): New.
4270 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
4271 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
4273 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
4274 (ISA_HAS_BRANCHLIKELY): To here.
4275 (CC1_CPU_SPEC): New.
4276 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
4277 (mips_arch_string): Declare.
4278 (mips_arch): Declare.
4279 (TARGET_OPTIONS): Add -march and -mtune.
4281 * config/mips/mips.c (mips_arch_string): New.
4283 (override_options): Handle -march for codegen and -mtune
4284 for scheduling. Use mips_arch. Move tx39 target default here.
4285 (mips_parse_cpu): Move error message to override_options.
4287 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
4289 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
4291 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
4292 (MIPS Options): Ditto. Change mcpu entry to historical text.
4294 2001-07-05 H.J. Lu (hjl@gnu.org)
4296 * config/mips/mips.c (mips_parse_cpu): New function to parse
4299 2001-07-05 Jim Wilson <wilson@redhat.com>
4301 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
4302 * config/ia64/t-ia64: Likewise.
4303 (LIB1ASMFUNCS): Update comment.
4305 2001-07-05 David Edelsohn <edelsohn@gnu.org>
4307 * doc/install.texi (Install GCC: Binaries): Fix typo.
4309 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4311 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
4312 reference using the stack pointer, adjust it since we push Y
4314 ("*ashrsi3"): Likewise.
4315 ("*lshrsi3"): Likewise.
4317 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4319 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
4320 when -fomit-frame-pointer is used.
4322 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
4324 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
4325 (try_redirect_by_replacing_jump): Reverse updating properly the
4326 count and frequency information. Reverse removing cc0 setter.
4327 (forwarder_block_p): Reverse fixing for fallthru blocks.
4329 2001-07-05 DJ Delorie <dj@redhat.com>
4331 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
4332 (translate_options): If the above is defined, use it to map
4333 given options to new options.
4334 * doc/tm.texi: Document it.
4336 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
4337 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4339 * doc/invoke.texi (Optimize Options): Document that -fgcse may
4340 cause programs using computed gotos to run more slowly.
4342 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4344 * doc/install.texi (Specific): Markup, spelling and typo fixes.
4346 Consistently require binutils 2.11.2, not prereleases.
4347 (Specific, decstation-*): Canonicalize as mips-dec-*.
4348 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
4350 (Specific, m68k-altos): Removed reference to README.altos, deleted.
4351 (Specific, mips-*): Reword MIPS C compiler requirements.
4352 (Specific, powerpc*-*-*): New, mention --with-cpu once.
4353 (Specific, sunv5): Removed, obsolete.
4355 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
4357 * dwarf2out.c (output_loc_list): Use an all ones mask for
4358 .text asm output and don't rely on long long
4359 literals. Reformat some long lines.
4361 2001-07-05 Andreas Jaeger <aj@suse.de>
4363 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
4366 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4368 * dwarf2out.c (dwarf2out_define): Update comment.
4369 (dwarf2out_undef): Ditto.
4370 (dwarf2out_start_source_file): Ditto.
4371 (dwarf2out_end_source_file): Ditto.
4372 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4373 since we never call the start/end debug hook for the primary file.
4375 2001-07-04 Kazu Hirata <kazu@hxi.com>
4377 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4380 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4382 * cppinit.c (remove_dup_dirs): Inform if a system include
4383 directory is being reordered.
4384 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4386 * doc/cpp.texi (Search Paths): Likewise.
4387 * doc/gcc.texi (Interoperation): Remove information about
4390 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4392 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4393 (VARRAY_TOP_CHAR_PTR): Likewise.
4395 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4397 * gcc.c (process_command): Don't assign elements of a const char*.
4399 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4401 * emit-rtl.c (change_address): Don't abort if invalid address while
4402 reload is in progress.
4404 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4406 * c-lex.c (cb_file_change): Pass line number to
4407 debug_start_source_file.
4408 (cb_undefine): Pass correct line number to debug_undef.
4410 * toplev.c (debug_start_source_file): Add line number to
4411 parameters. Pass it along to dwarf2out_start_source_file.
4412 (decode_g_option): Stop resetting debug level back to normal when
4413 we change debug formats, unless the current level is
4414 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4417 * toplev.h (debug_start_source_file): Add line number to
4420 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4423 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4425 Output debug_macinfo data for starting file if requested.
4426 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4428 (dwarf2out_define): Output debug_macinfo data for defining a macro
4430 (dwarf2out_undef): Output debug_macinfo data for undefining a
4432 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4433 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4434 (macinfo_section_label): New. DWARF2 macro info section label.
4435 (dwarf2out_init): If we want macro info, output the start label
4437 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4438 attribute to the compilation unit die pointing to the macro info.
4440 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4442 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4443 DWARF2_DEBUGGING_INFO.
4444 (add_loc_descr_to_loc_list): Ditto.
4445 (output_loc_list): Ditto.
4446 Also, fix thinko in curr not being initialized.
4447 (gen_internal_sym): Ditto.
4449 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4451 * emit-rtl.c (replace_equiv_address): New function.
4452 * expr.h (replace_equiv_address): New declaration.
4453 * explow.c (validize_mem): Call it instead of change_address and
4454 also call if -fforce-addr and address is constant.
4455 * expr.c: Replace more calls to change_address with adjust_address
4456 and/or replace_equiv_address or to validize_mem.
4457 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4458 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4459 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4460 * config/i370/i370.md, config/i860/i860.md: Likewise.
4461 * config/i960/i960.md, config/mips/mips.c: Likewise.
4462 * config/mips/mips.md, config/pa/pa.md: Likewise.
4463 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4464 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4466 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4468 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4470 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4473 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4475 * doc/include: New directory.
4476 * doc/fdl.texi: Move to doc/include/fdl.texi.
4477 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4478 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4479 * doc/gcc.texi: Use funding.texi and gpl.texi.
4480 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4481 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4482 Update dependencies and use -I $(docdir)/include.
4484 2001-07-04 Anthony Green <green@redhat.com>
4486 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4488 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4490 * doc/install.texi (sparc64-*-*): Remove garbage.
4492 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4494 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4495 Fix typo in last change to use adjust_address.
4497 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4499 * doc/install.texi (Specific): Update information for *-*-solaris*.
4501 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4503 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4505 2001-07-03 Stan Shebs <shebs@apple.com>
4507 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4508 case for flag_no_mach_text_sections.
4509 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4510 * config/darwin.c (flag_no_mach_text_sections): Remove.
4511 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4513 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4515 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4516 and avoid checking for constant as first operand.
4517 * recog.c (find_constant_term_loc): No longer static.
4518 (adj_offettable_operand): Delete.
4519 * rtl.h (adj_offsettable_operand): Delete declaration.
4520 (find_constant_term): Add declaration.
4521 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4523 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4524 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4525 * config/i386/i386.c, config/i386/i386.md: Likewise.
4526 * config/i860/i860.c, config/i960/i960.c: Likewise.
4527 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4528 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4529 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4530 * config/mips/mips.c, config/mips/mips.md: Likewise.
4531 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4532 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4533 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4534 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4535 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4536 * config/ns32k/ns32k.md: Likewise.
4538 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4540 * rtl.c (copy_rtx): Handle 'T' format letter.
4541 * gensupport.c (collect_insn_data): Likewise.
4542 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4544 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4546 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4547 -B option. Use 'dir' not 'foo' as example directory name.
4549 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4551 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4552 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4554 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4556 * doc/cppinternals.texi: Improve formatting and logical markup.
4558 2001-07-03 Andreas Jaeger <aj@suse.de>
4560 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4562 * genrecog.c (write_header): Include reload.h for prototypes in
4565 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4568 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4569 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4570 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4571 i386_pe_valid_type_attribute_p): Add.
4572 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4573 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4575 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4577 * explow.c (plus_constant_wide, case LO_SUM): New case.
4578 (plus_constant_for_output_wide): Delete.
4579 * rtl.h (plus_constant_for_output): Delete.
4580 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4581 instead of plus_constant_for_output.
4582 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4583 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4584 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4585 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4586 * config/sparc/sparc.md: Likewise.
4587 Convert some change_address calls to adjust_address.
4589 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4591 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4592 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4593 documentation of -std and -Wwrite-strings.
4595 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4597 * cse.c (canon_hash): Don't register registers in very small
4598 register classes, as extending their lifetime might cause
4601 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4603 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4605 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4606 (try_redirect_by_replacing_jump): Update properly the count
4607 and frequency information.
4609 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4611 * toplev.c (dump_file_index): Move SSA dumps just after first
4613 (dump_file): Corresponding changes.
4614 (rest_of_compilation): Move SSA path to just after the first
4616 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4617 * doc/invoke.texi: Update dump file #s as they were completely
4618 out of date with reality.
4620 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4622 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4624 * expr.c (emit_move_insn_1): Deal with non-default
4627 * expr.c (emit_single_push_insn): Fix warning.
4629 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4631 * expr.c (emit_move_insn_1): Avoid modifying
4632 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4634 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4636 * emit-rtl.c (adjust_address): New function.
4637 * expr.h (adjust_address): Add declaration.
4638 * builtins.c: Replace some calls to change_address with calls to it
4640 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4641 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4642 * config/arm/arm.c, config/convex/convex.c: Likewise.
4643 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4644 * config/i386/i386.c, config/i386/i386.md: Likewise.
4645 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4646 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4647 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4648 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4649 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4651 2001-07-02 Jim Wilson <wilson@redhat.com>
4653 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4655 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4657 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4658 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4660 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4662 * cppinit.c (lang_defaults): New table.
4663 (set_lang): Just read from lang_defaults into the live options
4666 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4668 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4669 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4670 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4672 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4674 * doc/install.texi: Various spelling and markup fixes.
4675 (Installing GCC): Component specific installation instructions are
4678 Warn about removing old install dir in the presence of shared libs.
4679 (Configuration): Invoke with options target to match configure
4681 Consistently refer to gas, gld pathnames.
4682 Invert --enable-multilib documentation.
4683 Remove references to old compiler versions.
4685 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4687 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4689 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4691 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4693 (Specific, mips*-sgi-irix5): Note IDO download.
4694 Reworded MIPS C hints.
4695 Use GNU as instead of GAS.
4697 Removed SGI Freeware reference, IRIX 6 only.
4698 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4699 Note N64 library requirement/workaround.
4701 Complete list of structure passing bug victims.
4703 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4705 * doc/install.texi: Remove CVS Id.
4707 2001-07-02 Andreas Jaeger <aj@suse.de>
4709 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4710 (find_inherently_necessary): Remove unused variable.
4712 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4714 * c-common.h (TDI_inlined): New ast dump phase.
4715 (dump_flag_name): New function.
4716 * c-dump.c (dump_files): Add inlined phase.
4717 (dump_flag_name): Define.
4718 * doc/invoke.texi (-fdump-ast-inlined): Document.
4720 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4722 * stor-layout.c (layout_decl): Revert change to handling of alignment
4725 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4727 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4730 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4732 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4735 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4737 * tlink.c (recompile_files): Remove COMPILER_PATH and
4738 LIBRARY_PATH from the environment.
4740 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4742 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4743 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4745 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4747 * c-parse.in (OBJC_STRING): Kill.
4748 (objc_string): Decompose to [objc_string] '@' STRING.
4749 (reswords): Take the leading '@' off all the Objective C keywords.
4750 (objc_rid_sans_at): Kill.
4751 (init_reswords): Don't initialize it.
4752 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4753 (_yylex): Kill reconsider label. Look ahead one token after
4754 an '@'; if we get an identifier, check whether it's an
4755 Objective C @-keyword. If so, return the keyword. Otherwise,
4756 put back the token and return the '@' as a terminal.
4758 * cpplib.c (lex_macro_node): Remove unnecessary check for
4759 leading '@' on identifier. Clarify control flow and commentary.
4761 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4763 * cse.c (new_label_ref): Variable deleted.
4764 (insert): Remove set of new_label_ref.
4765 (check_for_label_ref): New function.
4766 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4768 See ChangeLog.5 for earlier changes.