1 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3 * Makefile.in: Partially revert my previous change:
4 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5 of the hashtab.o and safe-ctype.o rules.
7 2001-08-09 Richard Henderson <rth@redhat.com>
9 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
10 (USE_COLLECT2): Remove duplicate definition.
11 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
12 (use_collect2): Remove dead code.
13 * configure.in (use_collect2): Remove will_use_collect2 and
14 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
17 * target.h (targetm.asm_out.constructor): New.
18 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
19 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
20 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
21 * varasm.c (in_ctors, in_dtors): New.
22 (assemble_constructor, assemble_destructor): Remove.
23 (default_stabs_asm_out_destructor): New.
24 (default_named_section_asm_out_destructor): New.
25 (dtors_section, default_dtor_section_asm_out_destructor): New.
26 (default_stabs_asm_out_constructor): New.
27 (default_named_section_asm_out_constructor): New.
28 (ctors_section, default_ctor_section_asm_out_constructor): New.
29 * output.h: Update declarations.
30 * c-decl.c (c_expand_body): Use target hooks instead of
31 assemble_constructor and assemble_destructor.
32 * profile.c (output_func_start_profiler): Likewise.
33 * objc/objc-act.c (finish_objc): Likewise.
34 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
36 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
38 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
39 (DTORS_SECTION_ASM_OP): Likewise.
40 (__CTOR_LIST__): Use attribute section when possible.
41 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
43 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
44 ASM_OUTPUT_CONSTRUCTOR.
46 * config/darwin.c (machopic_asm_out_constructor): New.
47 (machopic_asm_out_destructor): New.
48 * config/darwin-protos.h: Update declarations.
49 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
50 (ASM_OUTPUT_DESTRUCTOR): Remove.
51 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
52 * config/nextstep.c (nextstep_asm_out_constructor): New.
53 (nextstep_asm_out_destructor): New.
54 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
55 (ASM_OUTPUT_DESTRUCTOR): Remove.
56 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
57 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
59 * config/i386/aix386ng.h: Likewise.
61 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
62 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
63 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
64 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
65 * config/lynx.h: Likewise.
66 * config/netware.h: Likewise.
67 * config/psos.h: Likewise.
68 * config/alpha/alpha-interix.h: Likewise.
69 * config/alpha/elf.h: Likewise.
70 * config/arc/arc.h: Likewise.
71 * config/arm/aof.h: Likewise.
72 * config/arm/coff.h: Likewise.
73 * config/arm/elf.h: Likewise.
74 * config/c4x/c4x.h: Likewise.
75 * config/h8300/h8300.h: Likewise.
76 * config/i386/cygwin.h: Likewise.
77 * config/i386/djgpp.h: Likewise.
78 * config/i386/i386-coff.h: Likewise.
79 * config/i386/i386-interix.h: Likewise.
80 * config/i386/sco5.h: Likewise.
81 * config/i386/vsta.h: Likewise.
82 * config/i386/win32.h: Likewise.
83 * config/i960/i960-coff.h: Likewise.
84 * config/ia64/sysv4.h: Likewise.
85 * config/m68hc11/m68hc11.h: Likewise.
86 * config/m68k/coff.h: Likewise.
87 * config/m68k/mot3300.h: Likewise.
88 * config/m88k/m88k.h: Likewise.
89 * config/mcore/mcore-pe.h: Likewise.
90 * config/mcore/mcore.h: Likewise.
91 * config/mips/elf.h: Likewise.
92 * config/mips/elf64.h: Likewise.
93 * config/mips/iris6.h: Likewise.
94 * config/pa/pa64-hpux.h: Likewise.
95 * config/rs6000/sysv4.h: Likewise.
96 * config/sh/sh.h: Likewise.
97 * config/sparc/litecoff.h: Likewise.
99 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
100 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
101 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
102 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
103 (ASM_OUTPUT_DESTRUCTOR): Remove.
104 * config/a29k/a29k.c: Move include of tree.h.
105 * config/a29k/udi.h: Delete file.
106 * config/alpha/alpha.c (vms_asm_out_constructor): New.
107 (vms_asm_out_destructor): New.
108 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
109 (EXTRA_SECTION_FUNCTIONS): Likewise.
110 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
111 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
112 * config/c4x/c4x.c: Move include of tree.h.
113 * config/clipper/clipper.c (clix_asm_out_constructor): New.
114 (clix_asm_out_destructor): New.
115 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
116 (ASM_OUTPUT_DESTRUCTOR): Remove.
117 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
118 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
119 (TARGET_ASM_CONSTRUCTOR): New.
120 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
121 (sco_asm_out_constructor): New.
122 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
123 * config/i386/svr3gas.h: Remove stack grows up code.
124 Remove code duplicated from i386/sysv3.h.
125 (TARGET_ASM_CONSTRUCTOR): New.
126 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
127 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
128 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
129 (TARGET_ASM_CONSTRUCTOR): New.
130 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
131 (m68hc11_asm_out_destructor): New.
132 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
133 (TARGET_ASM_DESTRUCTOR): New.
134 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
135 * config/m68k/dpx2.h: Properly undef all the bits inherited from
136 config/svr3.h pertaining to section manipulation.
137 * config/m68k/dpx2g.h: Remove #if 0 code.
138 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
139 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
140 (ASM_OUTPUT_CONSTRUCTOR): Remove.
141 (TARGET_ASM_CONSTRUCTOR): New.
142 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
143 (m88k_svr3_asm_out_constructor): New.
144 (m88k_svr3_asm_out_destructor): New.
145 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
146 (ASM_OUTPUT_DESTRUCTOR): Remove.
147 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
148 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
149 * config/rs6000/aix.h: Likewise.
150 * config/mips/rtems64.h: Don't undef removed constructor related bits.
151 * config/mips/vxworks.h: Likewise.
152 * config/rs6000/lynx.h: Likewise.
153 * config/sh/elf.h: Likewise.
154 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
155 (DTORS_SECTION_ASM_OP): New.
156 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
157 (ASM_OUTPUT_DESTRUCTOR): Remove.
158 * config/sparc/sol2-sld-64.h: Likewise.
159 * config/vax/vax.c (vms_asm_out_constructor): New.
160 (vms_asm_out_destructor): New.
161 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
162 (ASM_OUTPUT_DESTRUCTOR): Remove.
163 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
165 * doc/tm.texi (@node Initialization): Update.
167 2001-08-09 Richard Henderson <rth@redhat.com>
169 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
170 (__do_global_dtors_aux): Use gp-relative static data to avoid
171 one dynamic relocation.
172 (__do_frame_setup): Register Java classes.
173 * config/alpha/crtend.asm (__JCR_END__): New.
175 2001-08-09 Zack Weinberg <zackw@stanford.edu>
177 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
178 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
179 (GEN, STAGESTUFF): Add new files.
180 (insn-constants.h, s-constants, tm-preds.h, s-preds,
181 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
182 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
183 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
184 as well as insn-codes.h and insn-flags.h in config.h; and no
185 extra headers in tconfig.h and hconfig.h.
187 * gencodes.c: Eliminate code to generate predicate declarations
188 or #defines for md-file constants.
189 * genconstants.c, genpreds.c: New files.
191 * i386.md: Re-order guard expressions such that TARGET_64BIT
192 comes first, when this permits better optimization. Add
193 TARGET_64BIT to more x86-64 patterns. Add comment explaining
194 why this is desirable.
196 2001-08-09 Jakub Jelinek <jakub@redhat.com>
198 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
199 (find_fde_for_dso): Remove.
200 (_Unwind_IteratePhdrCallback): New.
201 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
202 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
204 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
206 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
207 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
209 2001-08-09 Graham Stott <grahams@redhat.com>
211 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
212 (vis_no_unit): Use it.
213 (visualize_no_unit): Add the insn only if room exists.
215 2001-08-09 Graham Stott <grahams@redhat.com>
217 * predict.c (estimate_probability): Replace magic numbers with
218 appropriate enumeration.
220 2001-08-09 Graham Stott <grahams@redhat.com>
222 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
224 (EXTRACT_FLAGS): Likewise.
226 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
228 * config/mips/mips.c (mips_legitimate_address_p): Check for
229 CONST_INT in last patch.
231 2001-08-08 Anthony Green <green@redhat.com>
233 * java/class.c (emit_register_classes): Use assemble_jcr if
234 possible. Keep the original mechanism as a fallback.
235 * defaults.h (JCR_SECTION_NAME): Define if we have named section
236 and weak symbol support.
237 * crtstuff.c (__JCR_LIST__): Define.
238 (__JCR_END__): Define.
239 (_Jv_RegiserClasses): Define weak symbol if possible.
240 (__do_global_ctors_aux): Register classes for ELF targets with
243 2001-08-08 Kazu Hirata <kazu@hxi.com>
245 * dbxout.c: Fix comment formatting.
246 * dependence.c: Likewise.
248 * diagnostic.c: Likewise.
249 * dominance.c: Likewise.
250 * doprint.c: Likewise.
251 * dwarf2out.c: Likewise.
252 * dwarfout.c: Likewise.
253 * emit-rtl.c: Likewise.
254 * except.c: Likewise.
255 * explow.c: Likewise.
256 * expmed.c: Likewise.
259 * fold-const.c: Likewise.
260 * function.c: Likewise.
262 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
264 * global.c (retry_global_alloc): Avoid shadowing allocno.
266 2001-08-08 Mark Mitchell <mark@codesourcery.com>
268 * except.c (remove_fixup_regions): Fix typo.
270 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
272 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
273 unsigned HOST_WIDE_INT to avoid warning.
274 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
275 * flow.c (set_block_for_new_insns): Likewise.
277 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
279 * sibcall.c (return_value_pseudo): New static variable.
280 (skip_copy_to_return_value): Handle return_value_pseudo.
281 (call_ends_block_p): Ensure that return_value_pseudo is set.
282 (optimize_sibling_and_tail_recursive_call): Discover the
283 load of pseudo return value in alternate exit block.
285 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
287 * calls.c (ECF_ALWAYS_RETURN): New constant.
288 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
289 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
290 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
291 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
292 * rtl.c (reg_note_name): New name.
293 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
295 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
297 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
299 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
301 * alias.c (get_alias_set): Return a previously calculated
302 alias set for a VAR_DECL.
303 * function.c (gen_mem_addressof): Calculate the alias set before
306 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
308 * predict.def: Set hitrates according our experimental run.
310 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
312 * i386.h (HARD_REGNO_RENAME_OK): New macro.
314 2001-08-08 H.J. Lu <hjl@gnu.org>
316 * config/mips/mips.c (mips_unique_section): New. Copied from
319 * config/mips/mips-protos.h (mips_unique_section): New
322 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
324 * config/mips/little.h: New. Generic little endian mips
325 targets. Only mips*-*-linux* is converted to use it so far.
327 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
328 (WCHAR_TYPE): Defined
329 (WCHAR_TYPE_SIZE): Likewise.
330 (INIT_SUBTARGET_OPTABS): Likewise.
331 (BSS_SECTION_ASM_OP): Likewise.
332 (SBSS_SECTION_ASM_OP): Likewise.
333 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
334 (ASM_DECLARE_OBJECT_NAME): Likewise.
335 (UNIQUE_SECTION): Likewise.
336 (EXTRA_SECTIONS): Likewise.
337 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
338 (ASM_OUTPUT_DESTRUCTOR): Likewise.
339 (ASM_OUTPUT_DEF): Likewise.
340 (HANDLE_SYSV_PRAGMA): Removed.
341 (NO_IMPLICIT_EXTERN_C): Likewise.
342 (TARGET_MEM_FUNCTIONS): Likewise.
343 (STARTFILE_SPEC): Likewise.
344 (ENDFILE_SPEC): Likewise.
345 (LIB_SPEC): Likewise.
346 (INVOKE__main): Likewise.
347 (CTOR_LIST_BEGIN): Likewise.
348 (CTOR_LIST_END): Likewise.
349 (DTOR_LIST_BEGIN): Likewise.
350 (DTOR_LIST_END): Likewise.
351 (SET_ASM_OP): Likewise.
352 (ASM_OUTPUT_SOURCE_LINE): Likewise.
353 (ASM_OUTPUT_DEF): Likewise.
354 (ASM_OUTPUT_IDENT): Likewise.
356 * config/mips/mips.h (ASM_SPEC): Undefine before define.
357 (CPLUSPLUS_CPP_SPEC): Likewise.
358 (ASM_APP_ON) Redefine only if not defined.
359 (ASM_APP_OFF): Likewise.
360 (ASM_OUTPUT_SOURCE_LINE): Likewise.
361 (ASM_OUTPUT_IDENT): Likewise.
363 * config.gcc: Update tm_file for Linux/mips.
365 2001-08-08 Bernd Schmidt <bernds@redhat.com>
367 * cselib.c (cselib_record_sets): If insn is predicated, turn
368 sources into IF_THEN_ELSEs.
370 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
371 Turn into define_insn_and_split.
373 * sched-deps.c: Include "cselib.h".
374 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
375 Use cselib to turn memory addresses into VALUEs.
376 (sched_analyze): Call cselib_init/cselib_finish if necessary.
377 * sched-int.h (struct sched_info): New member USE_CSELIB.
378 * sched-ebb.c (ebb_sched_info): Initialize it.
379 * sched-rgn.c (rgn_sched_info): Likewise.
380 * Makefile.in (sched-deps.o): Update dependencies.
382 * cselib.h (cselib_subst_to_values): Declare.
383 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
384 that have no value and autoincs to be handled by generating a new
387 2001-08-08 Graham Stott <grahams@redhat.com>
389 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
390 within fixed length SEQUENCE.
392 2001-08-08 Graham Stott <grahams@redhat.com>
394 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
395 (diagnostic_prefixing_rule): Likewise.
396 (diagnostic_line_cutoff): Likewise.
397 (diagnostic_kind_count): Likewise.
399 2001-08-08 Graham Stott <grahams@redhat.com>
401 * alias.c (find_base_decl): Delete redundent assignment.
403 2001-08-08 Graham Stott <grahams@redhat.com>
405 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
406 (abs): Uppercase and paranthesize macro parameter.
407 (MEM_DEPENDENCY): Add whitespace.
409 2001-08-08 Graham Stott <grahams@redhat.com>
411 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
412 failure check for CONST_INT
414 2001-08-08 Graham Stott <grahams@redhat.com>
416 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
417 (libcall_dead_p): Likewise.
419 (mark_used_regs): Constify fmt.
420 (find_use_as_address): Likewise.
422 2001-08-08 Graham Stott <grahams@redhat.com>
424 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
427 2001-08-08 Graham Stott <grahams@redhat.com>
429 * combine.c (combine_simplify_rtx): Update comment and
430 remove erroneous test.
432 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
434 * cppinit.c (cpp_finish): Pop the final buffer without comment.
435 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
436 take care to avoid multiple no-newline at EOF warnings in that
439 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
441 * calls.c (expand_call): Do not emit INSN_SETJMP note.
442 (emit_library_call_value_1): Likewise.
443 (emit_call_1): Emit REG_SETJMP note.
444 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
446 * cselib.c (cselib_process_insn): Likewise.
447 * flow.c (propagate_block): Likewise.
448 * loop.c (find_and_verify_loops): Likewise.
449 * reload.c (find_equiv_regs): Likewise.
450 * reload1.c (reload): Likewise.
451 * resource.c (mark_referenced_resources,
452 mark_set_resources): Likewise.
453 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
454 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
455 * haifa-sched.c (unlink_other_notes): Likewise.
456 (reemit_notes): Likewise.
457 * sched-ebb.c (sched_ebb): Likewise.
458 * sched-rgc.c (sched_region): Likewise.
459 * rtl.c (note_insn_name): Likewise.
460 (reg_note_name): Add REG_SETJMP
461 * rtl.h (reg_note): Add REG_SETJMP.
462 (insn_note): Remove NOTE_INSN_SETJMP.
464 * profile.c (branch_prob): Add fake edges for setjmp.
466 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
468 * config.gcc: Quote target_cpu_default2 correctly for
469 powerpc*-*-* targets.
471 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
473 * cpplib.h, line-map.h: Update comments.
474 * cppmain.c (printer_init): Move inline.
475 (maybe_print_line, print_line): Take a map pointer.
476 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
477 (cb_file_change): Don't use prior value of print.map.
479 2001-08-07 David Edelsohn <edelsohn@gnu.org>
481 * doc/install.texi: Document fine-grained multilib configuration.
483 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
485 * rtlanal.c (find_first_parameter_load): Call note_stores
486 only on the instructions.
488 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
490 * alias.c (nonlocal_mentioned_p):
491 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
492 * calls.c (emit_call_1): Likewise.
493 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
494 * cselib.c (cselib_process_insn): Likewise.
495 * df.c (df_insns_modify): Likewise.
496 * flow.c (need_fake_edge_p): Likewise.
497 (propagate_one_insn): Likewise.
498 * haifa-sched.c (reemit_notes): Likewise.
499 * integrate.c (copy_insn_list): Likewise.
500 * jump.c (delete_prior_computation): Likewise.
501 * local-alloc.c (validate_equiv_mem): Likewise.
502 * loop.c (scan_loop): Likewise.
503 * predict.c (estimate_probability): Likewise.
504 * reload.c (reload): Likewise.
505 * sched-deps (sched_analyze): Likewise.
506 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
507 * gcse.c (compute_hash_table): Likewise.
508 (mark_call): Likewise.
509 (store_killed_in_insn): Likewise.
511 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
513 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
515 2001-08-06 Richard Henderson <rth@redhat.com>
517 * varasm.c (assemble_gc_entry): Remove.
518 * output.h: Likewise.
520 2001-08-06 Richard Henderson <rth@redhat.com>
522 * varasm.c (assemble_constructor): Take a symbol_ref and a
523 priority instead of a bare string. Move priority handling
524 here from cp/decl2.c.
525 * output.h: Update decls.
527 * c-decl.c (c_expand_body): Update calls to assemble_constructor
528 and assemble_destructor.
529 * profile.c (output_func_start_profiler): Likewise.
530 * objc/objc-act.c (finish_objc): Likewise.
531 (build_module_descriptor): Return the symbol not the symbol name.
533 2001-08-06 David Edelsohn <edelsohn@gnu.org>
535 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
536 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
537 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
538 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
539 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
540 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
542 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
544 * cpperror.c (print_containing_files): Moved to line-map.c.
545 (print_location): line-map.c handles re-listing or otherwise.
546 * cpphash.h (struct lexer_state): Remove next_bol.
547 (struct cpp_buffer): Remove include_stack_listed.
548 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
549 Remove faked buffer handling.
550 (_cpp_do_file_change): Tweak.
551 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
552 * cppmain.c (struct printer): Remove filename.
553 (print_line, cb_file_change): Update accordingly.
554 * line-map.c: Include intl.h.
555 (init_line_maps): Initialize last_listed.
556 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
557 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
558 (print_containing_files): New.
559 * line-map.h (struct line_maps): New member last_listed.
560 (print_containing_files, INCLUDED_FROM): New.
561 * Makefile.in: Update.
562 * po/POTFILES.in: Add line-map.c.
564 2001-08-06 Richard Henderson <rth@redhat.com>
566 * except.c (convert_from_eh_region_ranges_1): Never mark
567 USE or CLOBBER insns as throwing.
569 * expr.c (store_constructor): Don't clobber memory targets.
571 2001-08-06 Andreas Jaeger <aj@suse.de>
573 * profile.c (branch_prob): Remove unused variable insn.
575 * Makefile.in (local-alloc.o): Add dependency on except.h.
577 * local-alloc.c: Include except.h for can_throw_internal prototype.
579 2001-08-06 Richard Henderson <rth@redhat.com>
581 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
582 * function.c (expand_main_function): Implement it.
583 * doc/tm.texi: Document it.
585 2001-08-06 Stan Shebs <shebs@apple.com>
587 * doc/install.texi: Document powerpc-*-darwin* details.
589 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
591 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
592 (ASM_CPU_SPEC): Move back to rs6000.h
593 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
595 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
597 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
600 * config/rs6000/linux64.h: Ditto.
602 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
603 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
606 Remove accidently readded definitions of FUNCTION_PROLOGUE,
607 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
609 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
612 2001-08-05 Richard Henderson <rth@redhat.com>
614 * local-alloc.c (update_equiv_regs): Do not move insns that
617 2001-08-05 Jan Hubicka <jh@suse.cz>
619 * Makefile.in (reload1.o): Add dedendancy on except.h
620 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
622 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
623 indicating wehther edges has been cleaned up.
624 * reload1.c: Inlucde except.h
625 (fixup_abnormal_edges): Accept deleted insns.
626 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
629 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
631 * cpplib.c (do_line): Correct line number after pop_buffer.
633 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
636 * line-map.c: Update comments.
637 * line-map.h: Update comments.
638 * tradcif.y: Don't consider large numbers unsigned.
640 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
643 * c-lex.c (map): New.
644 (cb_file_change): Update map and use it.
645 (cb_def_pragma, cb_define, cb_undef): Use map and line.
646 (c_lex): Update to use map.
647 * cpperror.c (print_location): Move to using logical line numbers.
648 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
649 (cpp_make_system_header): Similarly.
650 (_cpp_execute_include): Stop line numbering hacks. Store the
651 line we will return to.
652 * cpphash.h (CPP_BUF_LINE): Remove.
653 (struct cpp_buffer): Remove lineno and pseudo_newlines.
654 Add map and return_to_line.
655 (_cpp_do_file_change): Update.
656 * cppinit.c (cpp_start_read): Update line kludge.
657 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
658 (trigraph_ok): Use logical line numbers for diagnostics.
659 (skip_block_comment): Likewise.
660 (skip_whitespace): Likewise.
661 (skip_line_comment): Use pfile->line instead.
662 (_cpp_lex_token): Update to use logical line numbering exclusively.
663 Handle BOL locally. Accept new lines in directives, but keep
664 pfile->line decremented. Diagnostics use logical lines. Update
666 * cpplib.c (SEEN_EOL): New.
667 (skip_rest_of_line, check_eol): Use it.
668 (end_directive): Increase line number when accepting the newline
669 at the end of a directive.
670 (run_directive): Simplify.
671 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
672 (_cpp_do_file_change): Update to take buffer line number as an
673 argument, and store the current map in the cpp_reader. Remove
675 (_cpp_do__Pragma): Restore output position after a _Pragma.
676 (cpp_push_buffer): Don't set output line or lineno.
677 (_cpp_pop_buffer): Transfer more info from a faked buffer.
678 Remove line kludge. Set output_line.
679 * cppmacro.c (builtin_macro): Update handling of __LINE__.
680 (parse_arg): Use logical lines.
681 (save_lookahead_token): Save EOFs too now.
682 * cppmain.c (struct printer): Fix comments.
683 (printer_init): Simplify, let caller do errors.
684 (scan_translation_unit, check_multiline_token, dump_macro): Update.
685 (maybe_print_line): Simplify.
686 (print_line): Don't print a linemarker if -P.
687 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
688 (cb_file_change): Simplify.
689 * line-map.h (LAST_SOURCE_LINE): Fix.
690 (CURRENT_LINE_MAP): New.
692 2001-08-05 Bernd Schmidt <bernds@redhat.com>
694 * doloop.c (doloop_modify_runtime): Properly compute number of
695 iterations if loop was unrolled.
697 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
698 if their CSELIB_VAL_PTRs are.
700 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
701 (setup_spill_pointers): Initialize it.
702 (spill_restore_mem): Set it.
703 (do_spill, do_restore): Use it to add REG_INC note.
704 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
706 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
707 asms if other insns are available.
709 * config/ia64/ia64.c (condop_operator): New predicate.
710 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
711 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
714 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
715 temporary register than directly using a MEM.
717 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
719 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
720 parameter in last change.
722 2001-08-04 Zack Weinberg <zackw@panix.com>
724 * sparc.md: Don't use #if inside C test expression.
726 2001-08-04 Richard Henderson <rth@redhat.com>
728 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
730 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
732 * cpphash.h (struct cpp_reader): New member directive_line.
733 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
734 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
735 do_pragma): Pass line to callbacks.
736 (start_directive): Record line of directive.
737 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
738 cb_include): Similarly.
739 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
742 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
744 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
747 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
749 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
751 * reload1.c (fixup_abnormal_edges): New static function.
754 * flow.c (need_fake_edge_p): New function.
755 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
756 avoid call insn to be very last insn in the insn stream.
758 * profile.c (branch_prob): Call flow_call_edges_add instead of
759 doing that by hand; cleanup cfg to re-merge basic blocks once
762 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
764 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
765 are also on line-map.h.
766 * cppfiles.c (stack_include_file): Update.
767 * cpphash.h (struct cpp_buffer): New member return_at_eof.
768 (_cpp_pop_buffer): New.
769 * cppinit.c (cpp_destroy, cpp_finish): Update.
770 (do_includes): Mark each buffer to return at EOF.
771 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
773 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
774 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
775 * cpplib.h (cpp_pop_buffer): Remove.
776 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
777 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
779 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
781 (do_preprocessing): Update.
782 * fix-header.c (read_scan_file): Update. No need to pop buffers.
783 * c-parse.in (_yylex): Similarly.
784 * scan-decls.c (scan_decls): Similarly.
785 * line-map.h: Update comments.
787 * objc/Make-lang.in (objc-act.o): Update dependencies.
789 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
791 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
792 and soft register for operand 0.
793 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
795 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
797 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
798 register for operand 0.
799 ("bitcmpqi_z_used"): Allow memory for operand 0.
800 (split "bitcmpqi"): New split to handle address reg as operand 1.
802 2001-08-04 Andreas Jaeger <aj@suse.de>
804 * gcse.c: Revert Daniel's last patch.
806 2001-08-03 Zack Weinberg <zackw@stanford.edu>
808 * sparc-protos.h: Add prototypes for fp_zero_operand and
810 * sh-protos.h: Add prototype for fpul_operand.
812 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
814 * doc/extend.texi (Other Builtins): Fix typo in last change.
816 2001-08-03 Richard Henderson <rth@redhat.com>
818 * target.h (gcc_target): Add asm_out.named_section,
819 section_type_flags, have_named_sections.
820 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
821 (TARGET_HAVE_NAMED_SECTIONS): New.
822 (TARGET_SECTION_TYPE_FLAGS): New.
824 * Makefile.in (toplev.o): Depend on TARGET_H.
825 (varasm.o, dbxout.o): Likewise.
826 * c-common.c (decl_attributes): Check targetm.have_named_sections
827 instead of ifdef ASM_OUTPUT_SECTION_NAME.
828 * dbxout.c (dbxout_function_decl): Likewise.
829 (dbxout_function_end): Likewise.
830 * toplev.c (compile_file): Likewise.
831 * varasm.c (exception_section): Likewise.
832 * cp/decl2.c (finish_objects): Likewise.
834 * defaults.h (EH_FRAME_SECTION): Remove.
835 (EH_FRAME_SECTION_ASM_OP): Remove.
836 (EH_FRAME_SECTION_NAME): New.
837 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
838 (UNIQUE_SECTION_P): Remove.
839 * dwarf2out.c (SECTION_FORMAT): Remove.
840 (ASM_OUTPUT_SECTION): Remove.
841 (output_call_frame_info): Use named_section_flags.
842 (output_comp_unit, dwarf2out_start_source_file): Likewise.
843 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
844 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
845 * varasm.c (in_eh_frame, eh_frame_section): Remove.
846 (named_section_flags): New.
847 (named_section): Use it and targetm.section_type_flags.
848 (resolve_unique_section): New.
849 (assemble_start_function): Use it.
850 (asm_emit_uninitialised, assemble_variable): Likewise.
851 (default_section_type_flags): New.
852 (default_no_named_section, default_elf_asm_named_section): New.
853 (default_coff_asm_named_section, default_pe_asm_named_section): New.
854 * output.h: Update varasm.c decls.
855 (SECTION_*): New flags.
857 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
858 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
860 * config/elfos.h (UNIQUE_SECTION_P): Remove.
861 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
862 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
863 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
864 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
865 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
866 * config/mips/elf.h, config/mips/elf64.h: Likewise.
867 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
868 * config/pa/pa64-hpux.h,
870 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
871 (TARGET_ASM_NAMED_SECTION): New.
872 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
873 * config/alpha/vms.h, config/arm/coff.h: Likewise.
874 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
875 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
876 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
877 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
878 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
879 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
880 * config/i386/sco5.h, config/i386/win32.h: Likewise.
881 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
882 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
883 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
884 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
885 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
886 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
887 * config/sparc/sysv4.h: Likewise.
889 * config/nextstep.h: Error until named sections implemented.
891 * config/a29k/a29k.c (a29k_asm_named_section): New.
892 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
893 (vms_section_type_flags, vms_asm_named_section): New.
894 * config/arm/arm.c (arm_elf_asm_named_section): New.
895 * config/avr/avr.c (asm_output_section_name): Remove.
896 * config/avr/avr-protos.h: Update.
897 * config/c4x/c4x.c (c4x_asm_named_section): New.
898 * config/h8300/h8300.c (h8300_asm_named_section): New.
899 * config/i386/i386.c (sco_asm_named_section): New.
900 * config/i386/winnt.c (SECTION_PE_SHARED): New.
901 (i386_pe_section_type_flags): New.
902 (i386_pe_asm_named_section): New.
903 * config/i386/i386-protos.h: Update.
904 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
905 * config/mcore/mcore.c (mcore_asm_named_section): New.
906 * config/mips/mips.c (iris6_asm_named_section): New.
907 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
908 instead of UNIQUE_SECTION_P.
909 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
910 (xcoff_asm_named_section): New.
911 * config/sh/sh.c (sh_asm_named_section): New.
912 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
914 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
915 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
916 (EH_FRAME_SECTION_NAME): New.
917 (EXCEPTION_SECTION): New.
918 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
919 (DEBUG_*_SECTION): Remove.
920 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
921 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
922 (EH_FRAME_SECTION_ASM_OP): Remove.
924 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
925 (ASM_OUTPUT_SECTION_NAME): Remove.
926 (TARGET_ASM_NAMED_SECTION): New.
927 (TARGET_HAVE_NAMED_SECTIONS): New.
928 (TARGET_SECTION_TYPE_FLAGS): New.
929 (EH_FRAME_SECTION_ASM_OP): Remove.
930 (EH_FRAME_SECTION_NAME): New.
932 2001-08-03 Zack Weinberg <zackw@stanford.edu>
934 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
935 for complex expressions when cfun == 0.
936 * doc/extend.texi: Document that __builtin_constant_p can be
937 used in data initializers as well as functions.
939 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
941 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
942 variable I locally, instead of expecting a declaration in the
945 2001-08-03 Richard Henderson <rth@redhat.com>
947 * except.c (collect_one_action_chain): Add an explicit cleanup
948 action if regions surrounding a catch were encoded entirely
949 within the call-site entry.
951 2001-08-03 Richard Henderson <rth@redhat.com>
953 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
954 don't take REGNO of a non-register.
956 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
958 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
959 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
960 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
961 (__gthread_mutex_init_function): New function for mutex initialization.
963 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
965 * Makefile.in: Revert screwed up commit.
967 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
969 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
970 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
971 merged by linker script to get a final _exit().
972 (__do_global_dtors): New for destructor handling in specific exit
974 (__do_global_ctors): New for constructors in specific install section.
975 (__map_data_section): Map data sections before running constructors.
976 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
977 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
978 (DTORS_SECTION_ASM_OP): Likewise.
979 (CTORS_SECTION_FUNCTION): Define to force a reference to
981 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
983 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
985 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
987 * Makefile.in: Add df.h to gcse.c dependencies.
989 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
991 * varasm.c (output_constant_def_contents): Use for the length of a
992 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
993 depending on which is larger.
995 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
997 * gcse.c: Include df.h for use as a dataflow analyzer.
999 Declaration of reg_set_info: gone.
1000 New df_analyzer variable used by store motion.
1001 (reg_set_info): Deleted.
1002 (mark_mem_regs): New function, analyze regs used by a mem.
1003 (store_ops_ok): Use dataflow analyzer results to determine if
1004 necessary regs are changed in the block.
1005 (find_moveable_store): Remove check for symbol ref, we can handle
1006 much more complex expressions now.
1007 (compute_store_table): Remove most of the code, it's unnecessary
1008 now that the dataflow analyzer records the info for us.
1009 (store_killed_after): Add parameter to say whether to do the
1010 store_ops_okay test, used to speed up testing when we already know
1011 the answer, and just want to know if the store itself was killed.
1012 (build_store_vector): Largely rewritten to calculate the various
1013 vectors properly, and somewhat optimized.
1014 (store_motion): Init the df_analyzer, get REG_DEF chains.
1015 Also handle trapping expressions (since mems almost always trap)
1016 (simple_mem): Redefine what a simple mem is.
1018 2001-08-03 DJ Delorie <dj@redhat.com>
1020 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
1021 set from a constant part of the condition.
1023 2001-08-01 Andrew Cagney <ac131313@redhat.com>
1025 * mkdeps.c (deps_add_default_target): Make local variable
1026 ``start'' a const char pointer.
1027 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
1029 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1031 * doc/install.texi (Configuration): Fix markup.
1032 (Specific, i?86-*-udk): Likewise.
1033 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
1035 Document --enable-threads and --enable-libgcj status.
1036 (Specific, mips-sgi-irix*): Canonicalize triples.
1037 (Specific, mips-sgi-irix5): Warn about problems with this config.
1038 Mention required GNU as patch.
1039 Native assembler problems are fixed.
1040 (Specific, mips-sgi-irix6): Update O32 ABI support status.
1041 Document --enable-threads and --enable-libgcj status.
1043 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1045 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
1048 2001-08-03 Richard Henderson <rth@redhat.com>
1050 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
1053 2001-08-03 Richard Henderson <rth@redhat.com>
1055 * rtlanal.c (find_first_parameter_load): Stop if we
1056 reach a CODE_LABEL at BOUNDARY.
1058 2001-08-03 Richard Henderson <rth@redhat.com>
1060 * config/alpha/alpha.md (force_movdi): New insn.
1061 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
1062 Tweek FRP marking of VMS prologue insns.
1063 * config/alpha/vms.h (EPILOGUE_USES): New.
1065 2001-08-02 Richard Henderson <rth@redhat.com>
1067 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
1069 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1071 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
1072 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
1073 config/convex/convex.h, config/d30v/d30v.c,
1074 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1075 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
1076 config/mips/mips.h, config/mn10200/mn10200.h,
1077 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
1078 config/v850/v850.h, config/vax/openbsd.h,
1079 config/vax/openbsd1.h, config/vax/ultrix.h,
1080 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
1081 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
1082 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
1083 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
1084 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
1085 in comments and documentation.
1087 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1091 * Makefile.in (line-map.o): New.
1092 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
1093 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
1094 * cpperror.c (print_containing_files): Similarly.
1095 (print_location): Update. Don't output a space before _Pragma.
1096 * cppfiles.c (stack_include_file): Set to line 1 immediately.
1097 (stack_include_filee, cpp_make_system_header): Update.
1098 (_cpp_execute_include): Get logical line number right for calling
1099 as-yet-unterminated #include.
1100 * cpphash.h (struct cpp_reader): Add line_maps.
1101 (_cpp_do_file_change): Update.
1102 * cppinit.c (cpp_create_reader): Initialize line maps.
1103 (cpp_destroy): Destroy line maps.
1104 (cpp_start_read): Get logical line number right.
1105 * cpplex.c (parse_string): Only warn once for multi-line strings.
1106 Use boolean variable for null warning.
1107 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
1109 (do_include_common): End the directive early.
1110 (do_line): Don't warn about out-of-range lines in preprocessed
1111 source. Update. Remove unused variables.
1112 (_cpp_do_file_change): Update for new line mapping.
1113 (pragma_cb): New typedef.
1114 (cpp_register_pragma): Stop looking ahead before calling the
1116 (do_pragma_system_header): End directive early.
1117 (cpp_get_line_maps): New.
1118 (cpp_pop_buffer): Fudge logical line. Update.
1119 * cpplib.h: Include line-map.h
1120 (enum cpp_fc_reason): Remove.
1121 (struct cpp_file_change): Update.
1122 (cpp_get_line_maps): New.
1123 * cppmain.c (struct_printer): New member map.
1124 (cb_file_change): Update for new mappings.
1125 * fix-header.c (cb_file_change): Similarly.
1127 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1129 * Makefile.in (libgcc.mk): Define mkinstalldirs.
1130 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
1132 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1134 * config/vax/vax.c: include expr.h.
1136 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1138 * Makefile.in ($(srcdir)/configure): Only rebuild in
1140 ($(srcdir)/config.in): Only define in maintainer mode.
1141 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
1143 2001-08-02 David Edelsohn <edelsohn@gnu.org>
1145 * doc/install.texi (Install GCC: Binaries): Update Bull info.
1147 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1149 * gcc.c (set_collect_gcc_options): New function, split out from
1151 Ignore elided switches.
1152 (do_spec_1): Invoke before executing command.
1153 (set_input): Export.
1154 Move declaration ...
1155 * gcc.h (set_input): ... here.
1156 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1159 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
1162 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
1164 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
1166 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
1168 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
1169 for the unnamed instructions it expands to.
1171 2001-08-02 Richard Henderson <rth@redhat.com>
1173 * regclass.c (call_really_used_regs): Conditionally define.
1174 (init_reg_sets_1): Don't use it if not defined.
1175 (fix_register): Similarly, don't set it.
1177 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1179 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
1180 Correct comment that had been missed in the previous change.
1182 2001-08-01 Stan Shebs <shebs@apple.com>
1184 * config/darwin.c (machopic_stub_name): Try matching by name.
1185 (update_stubs): New function.
1186 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
1189 2001-08-01 Richard Henderson <rth@redhat.com>
1191 * except.c (output_function_exception_table): Use assemble_align.
1192 * varasm.c (assemble_eh_label): Remove.
1193 (assemble_eh_align, assemble_eh_integer): Remove.
1195 2001-08-01 Robert Lipe <robertl@caldera.com>
1197 * dwarfout.c: Remove reference to README.DWARF.
1199 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
1201 * regclass.c (call_really_used_regs): New array for registers which
1202 are actually used by a call.
1203 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
1205 (fix_register): Set call_really_used too.
1206 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
1207 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
1209 2001-08-01 Richard Henderson <rth@redhat.com>
1211 * read-rtl.c (read_name): Consider \r whitespace.
1213 2001-07-11 Andrew Cagney <ac131313@redhat.com>
1215 * config.gcc: Recognize powerpc-*-netbsd*.
1217 * doc/install.texi (Host/target specific installation notes for
1218 GCC): Mention powerpc-*-netbsd*.
1220 * config/rs6000/netbsd.h: New file.
1221 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
1222 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
1223 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
1224 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
1225 (TARGET_VERSION): Redefine.
1227 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
1228 mcall-netbsd as a match for mcall-sysv.
1229 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
1230 (ncrti.S, ncrtn.S): New targets.
1231 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
1233 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
1234 "netbsd' as a V4 ABI.
1235 (ASM_SPEC): Check for -mcall-netbsd.
1236 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
1237 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
1238 (LIB_SPEC, ENDFILE_SPEC): Ditto.
1239 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
1240 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
1241 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
1242 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
1244 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
1245 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
1247 2001-08-01 Mark Kettenis <kettenis@gnu.org>
1249 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
1250 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
1251 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
1252 including "unwind-pe.h".
1254 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1256 * rs6000.md (define_splits): Kill unused constraints.
1258 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
1259 Jan Hubicka <jh@suse.cz>
1261 * function.c (thread_prologue_and_epilogue_insns): Kill code
1262 dealing with non-existent CFG.
1264 2001-08-01 Kazu Hirata <kazu@hxi.com>
1266 * alias.c: Fix comment formatting.
1267 * bitmap.c: Likewise.
1268 * builtins.c: Likewise.
1269 * calls.c: Likewise.
1270 * c-common.c: Likewise.
1271 * c-decl.c: Likewise.
1272 * c-dump.c: Likewise.
1273 * c-lex.c: Likewise.
1274 * collect2.c: Likewise.
1275 * combine.c: Likewise.
1276 * conflict.c: Likewise.
1277 * cppfiles.c: Likewise.
1278 * cppinit.c: Likewise.
1279 * cpplex.c: Likewise.
1280 * cpplib.c: Likewise.
1281 * cppmacro.c: Likewise.
1282 * cppspec.c: Likewise.
1283 * c-pragma.c: Likewise.
1284 * crtstuff.c: Likewise.
1286 * cselib.c: Likewise.
1287 * c-semantics.c: Likewise.
1288 * c-typeck.c: Likewise.
1290 2001-08-01 H.J. Lu <hjl@gnu.org>
1292 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
1294 2001-08-01 H.J. Lu <hjl@gnu.org>
1296 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
1298 2001-08-01 Ziemowit Laski <zlaski@apple.com>
1300 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
1301 contextualizing Objective-C class name lookup by the lexer.
1302 (typespec_reserved_nonattr): Disable ObjC class name lookup after
1304 (protocoldef): Add support for forward @protocol declarations.
1305 (yylexname): Suppress ObjC class name lookup in certain contexts;
1306 re-enable after lookup is complete.
1307 (_yylex): Re-enable ObjC class name lookup when certain
1308 punctuation marks are seen.
1310 * objc/objc-act.c (check_protocol_recursively): New function used
1311 for finding circular dependencies in protocols.
1312 (objc_declare_protocols): New function for handling forward
1313 @protocol declarations.
1314 (receiver_is_class_object): Detect the case when 'self' is used
1315 inside of a class method.
1316 (build_message_expr): Issue a warning if class method is desired
1317 but instance method is found instead.
1318 (conforms_to_protocol): Streamline.
1319 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
1320 protocol Foo, even if 'Bar foo' does not.
1321 (check_protocols): Streamline.
1322 (start_protocol): Add checks for circular and duplicate protocol
1324 (encode_aggregate_within): For typedefs of structs, encode the
1326 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
1327 (objc_declare_protocols): New prototype.
1329 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1331 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
1332 * cpplex.c (handle_newline): Update prototype. Maintain logical
1334 (skip_escaped_newlines, skip_block_comment, parse_string):
1336 (_cpp_lex_token): Update, and store token position within the token.
1337 * cpplib.h (struct cpp_token): Add line and column entries.
1338 * cppmacro.c (replace_args): Position stringified tokens correctly.
1340 2001-08-01 Andreas Jaeger <aj@suse.de>
1342 * basic-block.h: Add prototype for last_loop_beg_note.
1344 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
1346 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
1347 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
1349 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
1350 while handling WITH_CLEANUP_EXPR node. Use second operand calling
1351 expand_decl_cleanup.
1352 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
1354 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
1355 operand while calling simple_cst_equal.
1356 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
1357 operand is the cleanup expression, the third is the RTL_EXPR.
1358 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
1360 2001-07-31 Jeff Sturm <jsturm@one-point.com>
1362 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
1364 2001-07-31 matthew green <mrg@eterna.com.au>
1366 * config.gcc (i386-*-netbsdelf): New description.
1367 * config/i386/netbsd-elf.h: New file.
1369 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
1371 * loop.c (check_dbra_loop): Use single_set to compute
1374 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
1376 PowerPC reorg and support for powerpc64-*-linux*.
1378 Also fixes emitting of constants on 32 bit and 64 bit
1381 * config.gcc: powerpc64-*-linux* is a new target.
1382 Things that needed aix.h now also include xcoff.h
1384 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1386 Move AIX specific stuff into aix.h.
1387 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1388 with more than just XCOFF now.
1389 (SET_ASM_OP): Remove, now defined where needed.
1390 (FUNCTION_PROLOGUE): New macro definition.
1391 (FUNCTION_EPILOGUE): New macro definition.
1392 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1394 * config/rs6000/xcoff.h: New file.
1396 * config/rs6000/linux64.h: New file.
1398 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1400 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1402 * rs6000.c (print_operand_address): Handle ELF syntax.
1403 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1404 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1405 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1407 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1409 * rs6000.c (rs6000_override_options): Only disable
1410 flag_function_sections for XCOFF.
1411 (exact_log2_cint_operand): New predicate.
1412 (reg_or_{add,sub}_cint64_operand): New predicates.
1413 (add_operand): Compare CONST_INT with fewer function calls.
1414 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1415 (print_operand, case 'p'): Ensure positive operand.
1416 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1417 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1418 (PREDICATE_CODES): Add new predicates.
1419 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1420 (divsi3, modsi3): Ensure positive power-of-2.
1421 (adddi3): Use new predicate. Split 32-bit constants more
1422 correctly. Re-arrange splitter to handle any constant.
1423 (subdi3): Use new predicate.
1424 (divdi3, moddi3): Ensure positive power-of-2.
1425 (movdi): Use rs6000_emit_set_const.
1426 (load_toc_v4_pic_di): Delete.
1428 2001-07-31 Graham Stott <grahams@redhat.com>
1430 * function.c (pad_below): Revert 2001-07-26 patch.
1432 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1434 * reg-stack (convert_regs_1): Fix best edge condition.
1436 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1438 * jump.c (duplicate_loop_exit_test): Better test for jumps
1439 entering the loop; create loop pre_header.
1441 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1443 * doc/install.texi: Add s390 and s390x as new targets.
1444 * doc/invoke.texi: Add documantation of S/390 and zSeries
1446 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1448 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1450 * config/m68k/m68k.md: Replace all general_operand with
1451 nonimmediate_operand for all destinations.
1452 * config/m68k/m68k.c (not_sp_operand): Likewise.
1454 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1456 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1458 2001-07-30 Richard Henderson <rth@redhat.com>
1460 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1461 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1463 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1465 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1466 Add missing doc strings
1467 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1468 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1470 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1472 * i386.c (ix86_output_main_function_alignment_hack): New function.
1473 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1475 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1476 edges by EDGE_DFS_BACK flag.
1477 (dump_edge_info): Add dfs_back flag.
1478 * basic-block.h (EDGE_DFS_BACK): New constant.
1479 (mark_dfs_back_edges): Declare.
1480 * alias.c (loop_p): Remove.
1481 (mark_constant_function): Use mark_dfs_back_edges.
1483 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1484 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1485 (compensate_edge): Break out from ...
1486 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1487 (convert_regs_2): Set block_done once block is really done;
1488 Do updating of the predecesors counts.
1490 * toplev.c (rest_of_compilation): Recompute block_for_insn
1491 before post-reload cfg_cleanup.
1492 * function.c (thread_prologue_epilogue_insns):
1493 Call set_block_for_new_insns when emitting prologue directly.
1495 2001-07-30 Andreas Jaeger <aj@suse.de>
1497 * jump.c: Add prototype for mark_modified_reg.
1499 * cse.c (set_live_p): Add unused attribute.
1501 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1503 (scan_for_source_files): Use long for count to avoid overflow.
1504 (output_data): Likewise.
1505 (output_data): Don't use string concatatenation to silence gcc
1508 * predict.c: Fix typos and grammar.
1510 * gcse.c (insert_insn_end_bb): Remove unused variables.
1512 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1514 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1515 (attempt_auto_inc): LIkewise.
1516 (mark_used_reg): Likewise.
1517 (try_pre_increment_1): Likewise.
1518 * regclass.c (regclass): Likewise.
1519 * global.c (allocno_compare): Update comment; change scaling factor.
1520 * local-alloc.c (QTY_CMP_PRI): Likewise.
1521 * regs.h (REG_FREQ_FROM_BB): New.
1522 (REG_FREQ_MAX): Likewise.
1524 2001-07-30 H.J. Lu <hjl@gnu.org>
1526 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1529 2001-07-30 H.J. Lu (hjl@gnu.org)
1531 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1532 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1533 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1535 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1537 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1538 as -mthumb-interwork when -mcpu=arm7 is specified.
1540 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1542 * predict.def (noreturn, loop branch, loop exit): Mark as first
1545 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1547 * combine.c (try_combine): Avoid barrier after noop jumps.
1549 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1551 * cpphash.h (struct cpp_reader): Remove import_warning.
1552 * cpplib.c (skip_rest_of_line): Don't bother turning off
1554 (parse_include): Move include handling to...
1555 (do_include_common): ... here. Move import warning from...
1556 (do_import): ... here.
1557 (do_pragma_poison): Don't do a callback for poison identifiers.
1558 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1559 * cppmain.c (setup_callbacks): Similarly.
1561 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1563 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1564 handle multiple sets.
1565 * except.c (sjlj_mark_call_sites): .... here.
1566 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1568 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1570 Suggested by Richard Henderson and Richard Kenner:
1571 * combine.c (recog_for_combine): Use the fake recog
1572 only if instruction does not match.
1573 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1574 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1576 * combine.c (try_combine): Discover noop jump as direct jump.
1578 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1580 * df.c (df_rd_global_compute): Add successors to worklist, not
1582 (df_ru_global_compute): Ditto.
1584 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1586 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1587 increment REG_N_SETS.
1589 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1591 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1593 * sbitmap.c (sbitmap_a_xor_b): New function.
1594 ifdef the basic block stuff on IN_GCC.
1596 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1598 * cppexp.c (parse_defined): Always record the macro name.
1599 (lex): Don't worry about identifiers, or special-case
1601 (_cpp_parse_expr): Figure out at the end of the routine
1602 whether we saw a valid !defined() expression.
1603 * cppfiles.c (stack_include_file): Update for mi_valid.
1604 (_cpp_pop_file_buffer): Similarly.
1605 * cpplex.c (_cpp_lex_token): Similarly.
1606 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1607 mi_if_not_defined, mi_lexed): Remove.
1609 * cpplib.c (do_if): Simplify.
1610 (do_endif, push_conditional, _cpp_handle_directive): Update
1611 for renaming of mi_state to mi_valid.
1613 * cpp.texi: Add index entries for digraphs, and add comment
1614 that C++ refers to them as alternative tokens.
1616 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1618 * basic-block.h (CLEANUP_PRE_LOOP): New.
1619 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1620 * sibcall.c (optimize_sibling_calls): Likewise.
1621 * toplev.c (rest_of_compilation): Likewise.
1622 * flow.c (try_forward_edges): Take argument MODE;
1623 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1624 (try_optimize_cfg): Update call of try_forward_edges.
1626 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1627 Jan Hubicka <jh@suse.cz>
1629 * (validate_replace_rtx_1): Fix simplification of MINUS.
1631 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1633 PR preprocessor/3669
1634 * cppinit.c (init_dependency_output): Turn off dump requests
1635 if sending dependencies to stdout.
1637 2001-07-28 Richard Henderson <rth@redhat.com>
1639 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1642 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1644 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1646 2001-07-28 Kazu Hirata <kazu@hxi.com>
1648 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1649 is VAR_DECL first to prevent an ICE.
1651 2001-07-28 Richard Henderson <rth@redhat.com>
1653 * varasm.c (immed_real_const_1): Don't elide special cases for
1655 (clear_const_double_mem): Clear const_tiny_rtx too.
1657 2001-07-28 Richard Henderson <rth@redhat.com>
1659 * dwarf2out.c (dw_val_class_offset): New.
1660 (struct dw_ranges_struct, dw_ranges_ref): New.
1661 (ranges_table, ranges_table_allocated): New.
1662 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1663 (add_AT_offset, add_ranges, output_ranges): New.
1664 (print_die, output_die): Handle dw_val_class_offset.
1665 (attr_checksum, size_of_die, value_format): Likewise.
1666 (gen_lexical_block_die): Handle non-contiguous blocks.
1667 (gen_block_die): Likewise.
1668 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1669 if needed. Dump the ranges table.
1670 * final.c (final_start_function): Remove unnecessary notes and
1671 rebuild the block tree before numbering the blocks.
1672 * function.c (reorder_blocks_0): Walk the existing block tree
1673 to unmark all blocks.
1674 (reorder_blocks_1): Create block fragments when duplicate block
1676 (reorder_fix_fragments): New.
1677 (reorder_blocks): Call it.
1678 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1680 2001-07-28 Richard Henderson <rth@redhat.com>
1682 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1684 2001-07-28 Richard Henderson <rth@redhat.com>
1686 * flow.c (add_to_mem_set_list): New function.
1687 (init_propagate_block_info): Use it.
1688 (mark_set_1): Likewise.
1689 (insn_dead_p): Canonicalize memory address for dead store
1690 comparison. Allow wider mode stores to kill narrower mode stores.
1691 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1692 (invalidate_mems_from_set): Don't handle MEMs.
1694 2001-07-28 Kazu Hirata <kazu@hxi.com>
1696 * config/h8300/h8300.h: Fix formatting.
1698 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1700 * basic-block.h (EDGE_FREQUENCY): New macro.
1701 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1703 * flow.c (find_sub_basic_blocks): Likewise.
1704 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1705 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1707 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1708 (HITRATE): New macro.
1709 (PRED_FLAG_FIRST_MATCH): New constant.
1710 (predictor_info): New field flgags.
1711 (combine_predictions_for_insn): Use DS theory to combine
1712 probabilities; set the edge probabilities when finished.
1713 (estimate_probability): Avoid duplicated matches
1714 of LOOP_BRANCH heuristics for nested loops; update comment.
1715 * predict.def: Add flags for each prediction, set probabilities
1716 according to B&L paper.
1717 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1719 * profile.c (compute_branch_probabilities): Cleanup way the edge
1720 probabilities are computed and REG_BR_PROB notes are dropped; if
1721 values does not match, emit error.
1722 (init_branch_prob): Do error instead of warning when profile driven
1723 feedback is missing or corrupt.
1725 2001-07-27 DJ Delorie <dj@redhat.com>
1727 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1728 against a constant, try to adjust the compare to have the desired
1729 constant in it so that min/max optimizations happen more often.
1731 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1733 * flow.c (last_loop_beg_note): New function.
1734 (redirect_edge_and_branch): Use it.
1735 (split_edge): Likewise.
1737 * alias.c (loop_p): Avoid uninitialized memory access.
1739 * flow.c (try_forward_edges): Avoid accessing freed memory.
1741 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1744 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1746 * doc/install.texi (Configuration): Properly link the host
1747 specific instructions also when generating HTML.
1749 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1751 * flow.c (redirect_edge_and_branch_force): Test
1752 target->global_live_at_start.
1754 2001-07-26 Richard Henderson <rth@redhat.com>
1756 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1757 * rtl.h (avoid_constant_pool_reference): Declare it.
1758 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1759 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1761 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1763 * rtl.h (cleanup_barriers): Declare.
1764 * jump.c (cleanup_barriers): New function.
1765 * toplev.c (rest_of_compilation): Call cleanup_barriers
1766 before loop optimizer and after bb_reorder.
1768 * flow.c (back_edge_of_syntactic_loop_p): New.
1769 (split_edge): Use it.
1771 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1773 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1775 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1777 * cse.c (cse_process_notes): Replace any registers if the address
1780 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1782 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1783 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1784 (propagate_block): Update prototype.
1785 * flow.c (update_life_info): Simplify the CFG and
1786 recalculate the global regs which are alive when
1787 removing dead code during a global update.
1788 (propagate_block): Return non-zero if an INSN is
1791 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1793 * Makefile.in (LIBICONV): Define.
1795 2001-07-26 Catherine Moore <clm@redhat.com>
1797 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1798 of conditional to avoid tree checking errors.
1800 2001-07-26 Kazu Hirata <kazu@hxi.com>
1802 * regmove.c (regmove_optimize): Don't replace a reg with
1803 another reg of a different mode.
1805 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1807 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1808 limit length of dependancy flush list.
1809 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1810 * sched-int.h (struct deps): Add pending_flush_length field.
1811 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1812 has 1 element in it.
1813 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1814 (sched_analyze): After a jump, if the pending memory flush list is too
1815 large, flush the pending lists.
1816 (init_deps): Initialize pending_flush_length to 0.
1817 * doc/invoke.texi (max_pending_list_length): Document parameter.
1819 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1821 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1822 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1823 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1825 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1827 * cpphash.h (struct_lexer_state): Delete was_skipping.
1828 Move skipping here from struct cpp_reader.
1829 * cpplex.c (parse_identifier): Update.
1830 (_cpp_lex_token): Don't skip tokens in a directive.
1831 * cpplib.c (struct if_stack): Update.
1832 (start_directive, end_directive): Don't change skipping state.
1833 (_cpp_handle_directive): Update.
1834 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1835 (do_else, do_endif): Update; only check for excess tokens if not
1836 in a skipped conditional block.
1837 (push_conditional): Update for new struct if_stack.
1839 2001-07-26 Graham Stott <grahams@redhat.com>
1841 * function.c (locate_and_pad_parm): Also pad initial offset
1842 so that the total argument size also includes the padding.
1844 2001-07-26 Graham Stott <grahams@redhat.com>
1846 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1847 change XSTR to XTMPL.
1849 (process_one_cond_exec): Likewise
1851 2001-07-25 Richard Henderson <rth@redhat.com>
1853 * varasm.c (assemble_variable): Create DECL_RTL before setting
1856 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1858 * predict.c (estimate_probability): Avoid duplicated predictions.
1860 * loop.c (find_and_verify_loops): Grok multiple barriers.
1862 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1864 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1866 * dbxout.c: Consistently use putc instead of fputc.
1867 (print_wide_int): New function; call instead of direct fprintf.
1868 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1869 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1870 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1871 (print_int_cst_octal): Likewise.
1872 (print_octal): Show we wrote characters.
1873 (dbxout_type): Set have_used_extensions in more places.
1875 2001-07-25 Catherine Moore <clm@redhat.com>
1877 * config/v850/v850.c (v850_va_arg): Use addr
1878 instead of valist to build incr.
1880 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1882 * flow.c (delete_dead_jumptables): New function.
1883 (life_analyzis): Call it.
1884 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1887 2001-07-25 Richard Henderson <rth@redhat.com>
1889 * except.c (reachable_handlers): Handle a region being removed
1890 out from under a RESX.
1892 2001-07-25 Richard Henderson <rth@redhat.com>
1894 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1895 swap GE/GT if it is an fp comparison.
1897 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1899 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1902 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1904 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1905 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1908 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1910 (visit_expression): When attempting to simplify an expression,
1911 retrieve any modes for arguments before they are simplified
1914 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1915 Janis Johnson <janis@us.ibm.com>
1917 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1918 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1919 pointer parameters to match documented usage of nonlocal_goto.
1920 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1921 parameters to their correct order.
1922 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1923 parameters to their correct order.
1925 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1927 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1929 2001-07-25 Jan Hubicka <jh@suse.cz>
1930 Richard Henderson <rth@redhat.com>
1932 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1934 (make_edges): New argument update_p; populate the edge cache if set.
1935 (find_basic_blocks): Update make_edges invocation.
1937 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1939 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1941 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1943 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1944 -Acpu and -Amachine.h.
1945 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1946 Corrected header to say ELF not a.out.
1947 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1948 when given -msoft-float.
1950 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1952 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1953 extra multilib parts like arm-elf.
1954 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1955 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1956 crtfini.o as extra multilib parts.
1958 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1960 * configure.in: Add rtems as a supported thread model.
1961 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1962 * configure: Rebuilt.
1964 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1966 * stor-layout.c (get_mode_alignment): make it work when
1967 BITS_PER_UNIT is not a power of two.
1968 * builtins.c (get_pointer_alignment): Likewise.
1970 2001-07-24 Richard Henderson <rth@redhat.com>
1972 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1973 the retrieved constant into the expected mode.
1975 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1977 * flow.c (try_simplify_condjump): Avoid duplicated edges.
1978 (verify_flow_info): Check for duplicated edges; clarify
1981 * flow.c (block_label): Update basic_block_for_insn.
1982 (commit_edge_insertions): Call compute_bb_for_insn.
1984 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
1987 * flow.c (redirect_edge_and_branch,
1988 try_optimize_cfg): Use redirect_edge_succ_nodup
1989 (redirect_edge_succ_nodup): New.
1990 * basic_block.h (redirect_edge_succ_nodup): Declare.
1992 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
1995 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1997 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
1998 (try_crossjump_to_edge): Update commetns.
1999 (try_crossjump_bb): Likewise.
2001 2001-07-24 Richard Henderson <rth@redhat.com>
2003 * combine.c (distribute_notes): Move set of need_refresh
2004 for noop_move_p down to catch all cases.
2006 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
2008 * recog.c (split_all_insns_noflow): New.
2009 * rtl.h (split_all_insns_noflow): Declare.
2010 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
2011 * m68hc11.c (m68hc11_reorg): Likewise.
2012 * sh.c (machine_dependent_reorg): Likewise.
2013 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
2016 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2018 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
2019 (ashlsi3_n splitter): Likewise.
2020 (lshrsi3_n splitter): Likewise.
2022 (GOTaddr2picreg): Make const SImode.
2023 (sym_label2reg): Likewise.
2024 (symGOT2reg): Likewise.
2025 (symGOTOFF2reg) Likewise.
2027 (casesi_worker_0): Make unspec SImode.
2029 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2031 * config/sh/sh.c (barrier_align): Check that an operand really is
2032 an insn before extracting its INSN_CODE.
2034 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
2036 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
2039 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
2040 for SImode to prevent overflow.
2042 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2044 * config/mips/irix6-libc-compat.c: New file.
2045 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
2046 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
2049 2001-07-24 lars brinkhoff <lars@nocrew.org>
2051 * rtl.texi (REG_POINTER): Document.
2052 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
2053 QFmode, HFmode, TQFmode, QCmode, and HCmode.
2055 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2057 * flow.c (delete_noop_moves): Do not confuse libcall regions.
2059 2001-07-23 Richard Henderson <rth@redhat.com>
2061 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
2063 2001-07-23 Kazu Hirata <kazu@hxi.com>
2065 * config/h8300/h8300-protos.h: Add a prototype for
2066 general_operand_dst_push.
2067 * config/h8300/h8300.c (general_operand_dst_push): New.
2068 * config/h8300/h8300.h (OK_FOR_T): New.
2069 (EXTRA_CONSTRAINT): Use it.
2070 * config/h8300/h8300.md (movqi_push): Remove and integrate into
2071 the existing movqi pattern.
2072 (movhi_push): Likewise.
2074 * reload.c: Fix comment typos.
2076 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2078 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
2080 2001-07-23 H.J. Lu (hjl@gnu.org)
2082 * doc/extend.texi: Update __builtin_return_address and
2083 __builtin_frame_address.
2085 2001-07-23 Richard Henderson <rth@redhat.com>
2087 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
2089 * config/i386/i386.md: New setcc+movzbl peephole2.
2091 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2093 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
2094 * objc/objc-act.c: Include debug.h.
2095 (synth_module_prologue): Save and restore debug hooks too.
2097 2001-07-23 lars brinkhoff <lars@nocrew.org>
2099 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
2100 and C4X_FLOAT_FORMAT.
2101 (BOOL_TYPE_SIZE): Document.
2103 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
2105 * unroll.c (loop_iterations): Fix miscalculation of initial
2108 2001-07-13 Andrew Haley <aph@redhat.com>
2110 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
2111 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
2112 * config/sh/sh.c (sh_can_redirect_branch): New function.
2113 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
2114 * reorg.c (steal_delay_list_from_target): Use
2115 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
2117 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
2119 * flow.c (try_simplify_condjump): Unlink insn chain on
2120 fallthru edge; use can_fallthru.
2122 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2124 * basic-block.h (find_sub_basic_block): Declare.
2125 * flow.c (make_edges): New arguments MIN and MAX;
2126 (find_sub_basic_blocks): Revamp to use make_edges
2127 and purge_dead_edges.
2128 (find_basic_blocks): Update call of find_sub_basic_block.
2130 * recog.c (split_all_insns): Always expect CFG to be consistent;
2131 call find_sub_basic_blocks in case something has changed.
2132 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
2135 * basic-block.h (delete_noop_moves): Declare.
2136 * combine.c (combine_instructions): Call it.
2137 (recog_for_combine): Tolerate noop moves
2138 (distribute_notes): Force refresh when register dies at noop move.
2139 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
2141 (life_analysis): Update delete_noop_moves call.
2142 (set_noop_p): Move too ...
2143 * rtlanal.c (noop_move_p): ... here.
2144 * rtl.h (noop_move_p): Declare.
2146 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
2147 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
2149 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
2150 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
2152 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
2154 * reload.c (push_reload): Fix typo in comment.
2155 (find_reloads_address): Ditto.
2156 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
2158 2001-07-22 Richard Henderson <rth@redhat.com>
2160 * flow.c: Grammar check and clarify a lot of comments.
2161 (try_simplify_condjump): Rename variables to be clearer.
2162 (try_forward_edges): Skip complex and fallthru edges.
2163 Rearrange tests to avoid duplicate checks.
2164 (flow_find_cross_jump): Likewise.
2165 (outgoing_edges_match): Allow match if neither branch has
2166 probability data. Loosen probability match to 5%.
2167 (try_crossjump_to_edge): Hoist repeated indirection into
2169 (try_crossjump_bb): Don't check complex edges. Eliminate
2170 redundant crossjump tests.
2171 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
2172 checks before more expensive checks.
2174 2001-07-22 Richard Henderson <rth@redhat.com>
2176 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
2177 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
2180 2001-07-22 Richard Henderson <rth@redhat.com>
2182 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
2183 (const_sint32_operand): Likewise.
2184 * m68k.md (anon mulsi pattern): Use const_int_operand not
2185 const_sint32_operand.
2186 (umulsi3_highpart): Zero extend a constant input.
2187 (smulsi3_highpart): Don't bother checking SImode constant.
2188 (const_umulsi3_highpart): Give op3 DImode.
2189 (const_smulsi3_highpart): Likewise.
2191 2001-07-22 Richard Henderson <rth@redhat.com>
2193 * flow.c (split_block): Make sure bb_note is included in the
2194 new block when splitting before a label.
2196 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2198 * basic-block.h (redirect_edge_and_branch_force,
2199 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
2200 * flow.c (redirect_edge_and_branch_force,
2201 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
2202 (redirect_edge_and_branch_force): Fix copying of lifeness information.
2203 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
2204 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
2205 instead of label; update CFG after transformation.
2206 (find_if_case_1): Update call, use redirect_edge_and_branch_force
2207 for finishing the transformation; handle even case where ELSE
2208 does not follow THEN.
2209 (find_if_case_2): Update call of dead_or_predictable; simplify
2212 * emit-rtl.c (split_branch_probability): New global variable.
2213 (try_split): Take care to set split_branch_probability and
2214 create REG_BR_PROB note for new jump insns.
2215 * md.texi (define_split): Document new feature.
2217 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
2219 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2221 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
2222 (asm_out_file): Remove redundant declaration.
2223 (assemble_asm): Remove old #if 0 block.
2224 (assemble_variable): Remove end of function; debug output is
2225 now handled with global_decl. Remove old #if 0 block. Update.
2226 Remove saved_in_section and associated no-op code.
2227 * Makefile.in (varasm.o): Correct dependencies.
2229 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
2231 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2232 the definition in defaults.h.
2234 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2236 * jump.c: Update comments.
2237 (delete_barrier_successors, delete_unreferenced_labels,
2238 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
2239 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
2240 jump_optimize, jump_optimize_minimal): Kill.
2241 (rebuild_jump_labels): Move code from jump_optimize_1.
2242 (purge_line_number_notes): Likewise.
2243 (copy_loop_headers): Likewise.
2244 * reg-stack.c: Update comment.
2246 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
2247 JUMP_AFTER_REGSCAN): Kill.
2248 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
2249 purge_line_number_notes and copy_loop_headers.
2251 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2252 Richard Henderson <rth@redhat.com>
2254 * dbxout.c (dbxout_global_decl): New.
2255 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2256 * sdbout.c (sdbout_finish): New.
2257 (sdbout_debug_hooks): Use it, add comments.
2258 (sdbout_global_decl): Defer initialised public vars to
2260 * varasm.c (assemble_variable): Don't output debug information
2261 for file-scope variables.
2263 2001-07-22 Richard Henderson <rth@redhat.com>
2265 * config/alpha/alpha.c (get_trap_mode_suffix): New.
2266 (get_round_mode_suffix): New.
2267 (print_operand): Use them for [/]. Remove support for [&'`()+].
2268 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
2269 * config/alpha/alpha.md (attr round_suffix): New.
2270 (attr trap_suffix): New.
2271 (all insns): Set them appropriately. Use %/ instead of the
2274 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2276 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
2278 2001-07-22 Richard Henderson <rth@redhat.com>
2280 * regrename.c (regrename_optimize): Compute nregs for each
2281 potential target register.
2283 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
2284 Richard Henderson <rth@redhat.com>
2286 * dbxout.c (dbxout_global_decl): New.
2287 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2288 * sdbout.c (sdbout_finish): New.
2289 (sdbout_debug_hooks): Use it, add comments.
2290 (sdbout_global_decl): Defer initialised public vars to
2292 * varasm.c (assemble_variable): Don't output debug information
2293 for file-scope variables.
2295 2001-07-21 H.J. Lu (hjl@gnu.org)
2297 * config/mips/mips.c (mips_cpu): Moved into ...
2298 (override_options): Here.
2300 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
2302 (mips_cpu): Removed.
2304 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2306 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
2307 ("iorqi3"): Likewise.
2308 ("xorqi3"): Likewise.
2309 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
2310 ("*subhi3_sp): Likewise.
2311 ("*subhi3"): Likewise.
2312 ("extendhisi2"): Accept D, X and Y as source operand to avoid
2315 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
2317 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
2318 * config/freebsd.h: Likewise.
2319 * config/linux.h: Likewise.
2320 * config/openbsd.h: Likewise.
2321 * config/alpha/linux-elf.h: Likewise.
2322 * config/arm/linux-elf.h: Likewise.
2323 * config/d30v/d30v.h: Likewise.
2324 * config/fr30/fr30.h: Likewise.
2325 * config/ia64/aix.h: Likewise.
2326 * config/ia64/ia64.h: Likewise.
2327 * config/mips/linux.h: Likewise.
2328 * config/pj/pj.h: Likewise.
2329 * config/rs6000/linux.h: Likewise.
2330 * config/sparc/linux.h: Likewise.
2331 * config/sparc/linux64.h: Likewise.
2333 2001-07-20 Bruce Korb <bkorb@gnu.org>
2335 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
2336 because getc() and char* may disagree on signedness.
2338 2001-07-20 Richard Henderson <rth@redhat.com>
2340 * doc/rtl.texi (REG_DEAD): Update for current semantics.
2342 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
2343 insns to delete in the presence of cc0 in a jump insn.
2345 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2346 Jan Hubicka <jh@suse.cz>
2348 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
2349 of doing the change by hand.
2351 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2353 * rtlanal.c (set_noop_p): Return true for noop jumps.
2355 * expr.c (emit_single_push_insn): Add call to push expander.
2356 * expr.h (optab_index): Add OTI_push
2357 (push_optab): New constant.
2358 * genopinit.c (optabs): Add push_optab.
2359 * optabs.c (init_optab): Init push optab.
2360 * md.texi (push??1): Document
2362 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2364 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
2365 expand to emit the pattern; put a REG_INC note for push/pop
2367 ("movdf", "movdf_internal"): Likewise.
2368 ("movsi", "movsi_internal"): Likewise.
2369 ("movsf", "movsf_internal"): Likewise.
2370 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
2372 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2374 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
2377 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2379 * params.def: Change default max inline insns to 100.
2381 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2383 * combine.c (combine_simplify_rtx): Generate a new shift operation
2384 when simplifying the first operand of a (neg (ashift)) expression.
2386 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2388 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2390 2001-07-20 Kelley Cook <kelley.cook@home.com>
2392 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2393 information. Move rest into ...
2394 (*-*-solaris): ... here. Eliminate redundant information and
2395 reword necessary packages section. Delete 4.x assembler bug info.
2396 (sparc-sun-*): Merge into ...
2397 (sparc-sun-sunos*): here.
2399 2001-07-20 Catherine Moore <clm@redhat.com>
2401 * config/v850/v850.md (casesi): Generate LABEL_REF
2404 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2406 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2407 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2408 * i386.md (strclrsi expander): Use it.
2410 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2412 * integrate.c (copy_insn_list): handle
2413 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2414 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2415 identically as to CODE_LABEL.
2417 * fold-const (fold): Convert A/B/C to A/(B*C) and
2420 * except.c (connect_post_landing_pads): Delete the RESX insns.
2422 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2424 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2426 * config/mips/mips.md (nmadd/nmsub): Use macro.
2428 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2430 * cppinit.c (remove_dup_dir): Make static.
2431 (remove_dup_dirs): Make static. Only warn about preempting a
2432 system directory with a non-system directory.
2434 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2436 * ifcvt.c (noce_try_store_flag_constants): Correct order
2437 of parameters to trunc_int_for_mode.
2439 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2441 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2442 an exception that will be caught within this function, do not fill
2443 its delay slot with any subsequent instruction.
2445 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2447 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2448 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2449 pointer extension instruction.
2450 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2451 * simplify-rtx.c (simplify_unary_operation) Likewise.
2452 * explow.c (convert_memory_address) Check value of
2453 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2455 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2456 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2457 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2458 Add Multilib Support.
2459 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2460 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2461 Add Multilib Support.
2462 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2464 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2465 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2466 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2468 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2470 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2471 old and new operands in `<', `3' and `b'.
2473 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2475 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2476 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2477 (toplev.o): Don't depend on xcoffout.h.
2478 * c-decl.c: Include debug.h
2479 (duplicate_decls): Use debug hook.
2480 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2481 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2482 (dbxout_types): Remove.
2483 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2484 * debug.c (do_nothing_debug_hooks): Update.
2485 (debug_true_tree, debug_nothing_rtx): New.
2486 * debug.h (struct rtx_def): New.
2487 (struct gcc_debug_hooks): New hooks ignore_block,
2488 outlining_inline_function and label.
2489 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2490 dwarf2out_frame_finish): New.
2491 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2492 Make static, update prototype.
2493 (dwarf2_debug_hooks): Update.
2494 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2495 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2496 * dwarfout.c (dwarf_debug_hooks): Update.
2497 * emit-rtl.c: Include debug.h.
2498 (remove_unnecessary_notes): Use debug hook.
2499 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2500 (final_scan_insn): Use debug hook.
2501 * integrate.c (output_inline_function): Use debug hook.
2502 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2503 (sdb_debug_hooks): Update.
2504 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2505 * toplev.c: Don't include xcoffout.h.
2506 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2507 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2509 * tree.h (dwarf2out_do_frame): Remove.
2511 2001-07-19 Catherine Moore <clm@cygnus.com>
2513 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2515 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2517 * reload1.c (eliminate_regs_in_insn): When updating a set
2518 to the frame pointer to the hardware frame pointer, perform
2519 the update always not just when REPLACE is set.
2521 * reload1.c (choose_reload_regs): Don't inherit a reload
2522 that crosses multiple registers if registers past the first
2523 don't fit in the desired class.
2525 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2526 when negating constants.
2528 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2530 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2531 * doc/tree.texi: Ditto.
2533 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2534 Jakub Jelinek <jakub@redhat.com>
2536 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2537 (extract_cie_info): Handle "eh" augmentation properly,
2539 (struct frame_state, __frame_state_for): New.
2541 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2543 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2544 HANDLE_SYSV_PRAGMA): Define.
2545 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2547 (copy_object): Caller changed.
2549 2001-07-19 Andreas Schwab <schwab@suse.de>
2551 * configure.in (assembler dwarf2 debug_line support): Define nop
2553 * configure: Regenerated.
2555 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2557 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2559 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2560 to conditionally compiled block.
2561 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2562 * dbxout.h (dbxout_function): Remove.
2563 * debug.c (do_nothing_debug_hooks): Update.
2564 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2565 global_decl, deferred_inline_function.
2566 * dwarf2out.c (dwarf2_debug_hooks): Update.
2567 (dwarf2out_global_decl): New.
2568 * dwarfout.c: Don't include dwarfout.h.
2569 (dwarfout_global_decl, dwarfout_function_decl,
2570 dwarfout_deferred_inline_function): New.
2571 (dwarf_debug_hooks): Update.
2572 * dwarfout.h: Remove.
2573 * final.c: Don't include dwarfout.h.
2574 * sdbout.c (sdbout_global_decl): New.
2575 (sdbout_debug_hooks): Update.
2576 * toplev.c: Don't include dwarfout.h.
2577 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2578 (note_deferral_of_defined_inline_function): Remove.
2579 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2580 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2581 * ch/lex.c: Don't include dwarfout.h.
2582 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2583 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2584 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2585 * cp/optimize.c: Include debug.h.
2586 (maybe_clone_body): Use debug hook.
2587 * cp/semantics.c: Include debug.h.
2588 (expand_body): Use debug hook.
2589 * po/POTFILES.in: Remove dwarfout.h.
2591 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2593 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2594 * c-parse.in (yyerror, _yylex): Similarly.
2595 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2596 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2598 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2599 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2601 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2603 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2604 in-class declaration at -g1. Fixes c++/2814.
2606 2001-07-18 Richard Henderson <rth@redhat.com>
2608 * doc/md.texi (reload_in/out): Document restrictions in predicates
2609 and constraints for these patterns. Document empty string matching
2612 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2614 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2616 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2618 * cse.c: Undo my previous patch.
2620 2001-07-18 Tom Tromey <tromey@redhat.com>
2623 * configure: Rebuilt.
2624 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2626 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2628 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2629 Jan Hubicka <jh@suse.cz>
2631 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2632 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2633 * jump.c (mark_jump_label): Do not forward branches.
2635 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2637 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2638 when return value is unused.
2640 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2642 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2644 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2646 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2647 on error. We can't blindly return the result of
2648 pthread_mutex_trylock because it returns a positive number on
2649 error, while we must return -1 on error.
2650 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2652 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2654 2001-07-18 Andreas Jaeger <aj@suse.de>
2656 * integrate.c (output_inline_function): Correct type of debug_hooks.
2658 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2660 * combine.c (combine_simplify_rtx): DIV can be treated
2661 associatively for floats if unsafe math optimisations are enabled.
2663 2001-07-17 Richard Henderson <rth@redhat.com>
2665 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2667 2001-07-17 Richard Henderson <rth@redhat.com>
2669 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2670 don't force the function address into a register.
2671 (expand_call, emit_library_call_value_1): Update callers.
2672 * builtins.c (expand_builtin_apply): Likewise.
2673 * expr.h (prepare_call_address): Update decl.
2675 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2677 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2679 * config/i386/chorus.h: Move up.
2680 * config/sparc/chorus.h: Likewise.
2681 * config/rs6000/chorus.h: Likewise.
2682 * config/chorus.h: Moved here.
2684 2001-07-17 Andreas Schwab <schwab@suse.de>
2686 * configure.in (assembler eh_frame optimization): Handle big
2688 * configure: Regenerated.
2690 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2692 * expr.c (epxand_expr): Convert divisions into multiplications by
2693 reciprocals if -ffast-math.
2695 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2697 * dbxout.c (dbxout_really_begin_function): Rename to
2698 dbxout_begin_function.
2699 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2700 (dbxout_begin_function): Remove.
2701 (dbxout_function): Update.
2702 (dbxout_source_line): Update prototype.
2703 * dbxout.h (dbxout_begin_function): Remove.
2704 * debug.c (do_nothing_debug_hooks): Update.
2705 (debug_nothing_tree): Update.
2706 (debug_nothing_charstar_rtx): Remove.
2707 * debug.h (union tree_node): Declare.
2708 (struct rtx_def): Remove.
2709 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2710 begin_function. Change source_line prototype.
2711 (debug_nothing_tree): New.
2712 (debug_nothing_charstar_rtx): Delete.
2713 (dwarf2out_begin_prologue): Moved from ...
2715 * dwarf2out.c (dwarf2_debug_hooks): Update.
2716 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2717 debug info, call dwarf2out_source_line.
2718 (dwarf2out_souce_line): Update prototype.
2719 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2720 Change prototype, make static.
2721 (dwarfout_source_line): Update prototype.
2722 (dwarf_debug_hooks): Update.
2723 * dwarfout.h (dwarfout_begin_function): Remove.
2724 * final.c (final_start_function, final_scan_insn): Use appropriate
2725 debug hooks, update to use notice_source_line.
2726 (output_source_line): Rename notice_source_line. Don't call the
2727 source_line debug hook.
2728 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2729 make static, update prototype.
2730 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2732 (sdbout_end_prologue): New.
2733 (sdbout_source_line): Update prototype.
2734 (sdbout_debug_hooks): Update.
2735 (sdbout_symbol): Remove unused var.
2736 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2738 * varasm.c: Include debug.h.
2739 (assemble_start_function): Use begin_function debug_hook.
2740 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2741 update with prototype.
2742 (xcoffout_source_line): Update prototype.
2743 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2745 (xcoffout_source_line): Update prototype.
2747 2001-07-17 Richard Henderson <rth@redhat.com>
2749 * c-typeck.c (build_binary_op): Do not shorten unsigned
2750 right shift after sign extension.
2752 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2754 * combine.c (combine_simplify_rtx): Attempt to simplify
2755 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2757 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2758 (simplify_binary_operation, simplify_unary_operation,
2759 simplify_relational_operation): Use it.
2761 * combine.c (combine_simplify_rtx): Don't do associative law
2762 on divisions; allow associative law on floats.
2764 2001-07-17 H.J. Lu <hjl@gnu.org>
2765 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2767 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2768 ASM_OUTPUT_WEAK_ALIAS are defined.
2769 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2770 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2772 * config/mips/iris5.h: ... here.
2773 (HANDLE_SYSV_PRAGMA): Defined as 1.
2774 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2775 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2778 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2780 * c-parse.in (all_prefix_attributes): New variable.
2781 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2782 (maybe_resetattrs): New production.
2783 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2784 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2785 notype_initdcl, nested_function, notype_nested_function,
2786 component_decl, components, components_notype,
2787 component_declarator, component_notype_declarator,
2788 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2789 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2790 after a comma being applied to more than one declarator.
2791 * doc/extend.texi (Attribute Syntax): Update. Remove
2792 documentation of bugs that are no longer present.
2794 2001-07-13 Eric Christopher <echristo@redhat.com>
2796 * config/mips/mips.h: Change TUNE_MIPS* options to use
2798 (EXTRA_SPECS): Add cc1_cpu_spec.
2799 * config/mips/mips.md (muldf3): Fix typo.
2801 2001-07-16 Richard Henderson <rth@redhat.com>
2803 * config/m68k/m68k.c: Include expr.h and reload.h.
2804 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2805 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2807 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2808 Richard Henderson <rth@redhat.com>
2810 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2811 (insn_live_p): Fix fall off end of function.
2812 (dead_libcall_p): Remove COUNTS argument; update callers.
2813 (delete_trivially_dead_insns): Remove unused variables.
2815 2001-07-17 Andreas Jaeger <aj@suse.de>
2817 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2820 * lcm.c (optimize_mode_switching): Avoid warning for unused
2821 variable if !NORMAL_MODE.
2823 * flow.c (try_crossjump_to_edge): Remove unused variable.
2825 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2827 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2828 atexit declaration in stdlib.h.
2830 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2832 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2834 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2836 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2837 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2838 do rebuild_jump_labels instead of jump_optimize
2839 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2840 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2841 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2843 * flow.c: Include timevar.h
2844 (find_basic_block): Push/pop timevar;
2845 (cleanup_cfg): Likewise.
2846 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2847 * Makefile: Add dependencies on timevar.h
2849 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2850 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2852 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2853 * toplev.c (rest_of_compilation): Update calls.
2854 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2855 (delete_trivially_dead_insns): ... here; accept new argument
2856 preserve_basic_blocks; preserve basic blocks if set.
2858 * reg-stack.c (stack_regs_mentioned): Return 0 if
2859 stack_regs_mentioned_data is not initialized.
2860 (reg_to_stack): Make stack_regs_mentioned survive after the
2861 reg-stack is completted; do not call cleanup_cfg.
2862 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2863 make cleanup_cfg after bb-reorder to output to debug file.
2865 2001-07-16 Richard Henderson <rth@redhat.com>
2867 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2868 from int_reg_class_contents.
2870 2001-07-16 Richard Henderson <rth@redhat.com>
2872 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2873 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2874 (init_reg_sets_1): Move initialization from cse_main.
2875 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2876 (cse_main): Move its initialization also.
2877 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2878 * flow.c (propagate_one_insn): Likewise.
2879 * gcse.c (compute_hash_table): Likewise.
2880 (compute_kill_rd, compute_store_table): Likewise.
2881 * sched-deps.c (sched_analyze_1): Likewise.
2883 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2885 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2888 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2890 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2891 in if statement so we don't access undefined memory.
2893 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2895 * gcse.c: Update comment at top.
2896 Update comment on mem handling.
2897 mem_last_set, mem_first_set, mem_set_in_block: gone.
2898 Declaration of reg_set_info: gone.
2899 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2900 pointless with load_killed_in_block_p (they are *more*
2901 conservative then it, not less, and less accurate).
2902 (oprs_not_set_p): Ditto.
2903 (alloc_gcse_mem): Don't allocate mem_set_in_block
2904 (free_gcse_mem): Don't free it, either.
2905 (record_last_mem_set_info): Update comment in front, remove
2906 mem_*set_* stuff. Note the reason we don't handle stores directly
2908 (compute_hash_table): Update comments to reflect reality. Remove
2909 mem_*set_* references.
2910 (reset_opr_set_tables): Remove mem_*set_* references.
2912 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2913 (mark_clobber): Ditto (on both parts, we double set here too).
2914 (expr_killed_p): Remove mem_set_in_block test.
2915 (compute_transp): Remove mem_set_in_block test.
2917 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2918 of edge, and removal of phi alternative to dump file.
2919 (ssa_ccp_substitute_constants): Add note about register now being
2920 constant, and which uses were replaced in what insns to dump file.
2922 2001-07-16 Andreas Jaeger <aj@suse.de>
2924 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2925 variables of type HOST_WIDEST_INT.
2927 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2928 (__bb_exit_func): Correct type of count_max to avoid overflow.
2929 (num_digits): Handle long long argument.
2931 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2933 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2935 * output.h (sdb_begin_function_line): Restore as an extern
2937 * sdbout.c (sdb_begin_function_line): Make extern.
2939 2001-07-15 Richard Henderson <rth@redhat.com>
2941 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2942 * genrecog.c (maybe_both_true_mode): New.
2943 (maybe_both_true_2): Use it.
2944 (write_switch): Don't put Pmode in a switch.
2945 * rtl.c (mode arrays): Don't explicitly size them.
2947 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2949 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2950 handling; move unconditional splitting before mode switching.
2952 * i386.md (type): Add fistp type.
2953 (i387, length_attr, scheduling definitions): Handle this type.
2954 (fix_trunc?f?i2): Revamp to use mode switching.
2955 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2956 * i386.h (fp_cw_mode): New enum
2957 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2958 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2960 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2962 * Makefile.in (integrate.o): Add debug.h.
2963 * integrate.c (debug.h): Add.
2964 (output_inline_function): Save, reset, and restore debug_hooks.
2966 2001-07-15 Richard Henderson <rth@redhat.com>
2968 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2969 instead of COMPARE for the EQUIV expression.
2971 2001-07-15 Richard Henderson <rth@redhat.com>
2973 * flow.c (redirect_edge_and_branch_force): Initialize
2974 global_live_at_start and global_live_at_end.
2975 (allocate_bb_life_data): Export.
2976 * basic-block.h (allocate_bb_life_data): Declare.
2977 * toplev.c (rest_of_compilation): Call it.
2979 2001-07-15 Richard Henderson <rth@redhat.com>
2981 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
2982 (alpha_tablejump_best_label): New.
2983 * config/alpha/alpha-protos.h: Declare them.
2984 * config/alpha/alpha.md: Use braced strings for code blocks.
2985 (tablejump_osf): Break out add with r29.
2986 (tablejump_osf_internal): Remove.
2987 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
2988 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
2990 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2992 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
2995 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
2997 * i386-protos.h (ix86_split_fp_branch): Update prototype.
2998 (ix86_fp_jump_nontrivial_p): New.
2999 * i386.md (fp_jcc_?): Update call of split_fp_branch;
3000 use ix86_fp_jump_nontrivial_p.
3001 * i386.c (ix86_fp_jump_nontrivial_p): New.
3002 (ix86_split_fp_branch): Accept code instead of rtx.
3003 (ix86_expand_compare): Expand comparison early in case
3004 doing so is resonably cheap.
3006 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
3008 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
3010 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
3011 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
3013 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
3015 * dbxout.c (dbxout_source_line): Make static, update prototype.
3016 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
3017 (dbxout_init, dbxout_finish, dbxout_source_line,
3018 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
3019 * dbxout.h (dbxout_source_line): Delete.
3020 * debug.c (debug_nothing_file, debug_nothing_file_int,
3021 debug_nothing_file_charstar_rtx): New.
3022 (do_nothing_debug_hooks): Update.
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 * debug.h (struct rtx_def): Declare.
3027 (gcc_debug_hooks): New hooks source_line, end_epilogue
3029 (debug_nothing_void, debug_nothing_charstar_rtx,
3030 dwarf2out_end_epilogue): New.
3031 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3032 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
3033 (dwarf2_debug_hooks): Update.
3034 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
3035 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
3036 * dwarf2out.h (dwarf2out_source_line): Remove.
3037 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
3038 Make static, update prototype.
3039 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
3040 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
3041 (dwarf_debug_hooks): Update.
3042 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
3043 dwarfout_end_function): Remove.
3044 * final.c (profile_function): Use debug hooks for ending functions
3046 (output_source_line, final_end_function): Update prototype,
3048 (final_start_function, final_scan_insn): Update.
3049 * output.h (sdb_begin_function_line): Remove.
3050 (final_end_function): Update prototype.
3051 * sdbout.c (sdb_begin_function_line): Make static.
3052 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
3053 (sdbout_source_line): New.
3054 (sdbout_end_epilogue, sdbout_end_function): Make static, update
3056 (sdb_debug_hooks): Update.
3057 (sdbout_init, sdbout_source_line,
3058 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
3059 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
3060 * toplev.c (compile_file, rest_of_compilation): Update.
3061 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
3062 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
3063 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
3064 Update for prototype changes.
3065 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
3066 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
3068 2001-07-15 Richard Henderson <rth@redhat.com>
3070 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
3071 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
3072 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
3073 * config/alpha/alpha.c: Likewise.
3074 * config/alpha/alpha.md: Likewise.
3075 * config/alpha/alpha32.h: Likewise.
3076 * config/alpha/vms.h: Likewise.
3079 2001-07-14 Richard Henderson <rth@redhat.com>
3081 * config/alpha/alpha.md: Use define_constants for unspec values.
3082 Substitute throughout.
3084 2001-07-14 Tim Josling <tej@melbpc.org.au>
3086 * tree.def (EXPON_EXPR) remove. Never supported anyway.
3088 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3090 * pa.md: Remove unused constraints from define_split's.
3092 2001-04-14 Richard Henderson <rth@redhat.com>
3094 * ifcvt.c (find_cond_trap): Test for exit block.
3096 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
3098 Re-install recently reverted patch.
3099 * emit-rtl.c (try_split): Update mark_jump_label call.
3100 * flow.c (find_sub_basic_blocks): Likewise.
3101 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3103 (mark_all_labels): Kill second parameter.
3104 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3105 (rebuild_jump_labels, jump_optimize_minimal): Update call
3107 (jump_optimize_1): Kill crossjumping code.
3108 (mark_jump_label): Kill cross_jump parameter.
3109 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3110 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3111 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3113 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3115 (dump_file_info): Likewise.
3116 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3117 reorganize passes to do reg-stack first, bb-reorder second.
3118 * invoke.texi (-d letters doc): Remove the jump2 pass.
3120 2001-07-14 Richard Henderson <rth@redhat.com>
3122 * ifcvt.c (find_cond_trap): New.
3123 (find_if_header): Call it.
3124 (merge_if_block): Relax existing jump sanity check.
3125 * jump.c (jump_optimize_1): Remove conditional trap handling.
3127 2001-07-14 Alan Modra <amodra@bigpond.net.au>
3129 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
3131 (insn_refs_are_delayed): Correct comment.
3132 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
3133 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
3134 instead of r31. Make associated insn !TARGET_64BIT, and
3135 provide an additional 64-bit insn that clobbers r2.
3137 (udivsi3): Likewise.
3139 (umodsi3): Likewise.
3141 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
3143 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
3145 * flow.c (redirect_edge_and_branch_force, split_edge,
3146 try_crossjump_to_edge): Use set_block_for_new_insns.
3147 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
3149 2001-07-13 H.J. Lu (hjl@gnu.org)
3151 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
3154 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3156 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
3158 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
3160 * c-common.c (decl_attributes): Take a pointer to the node to
3161 which attributes are to be attached, and a flags argument.
3162 * c-common.h (enum attribute_flags): New.
3163 (decl_attributes): Update prototype.
3164 * c-decl.c (start_decl, push_parm_decl, finish_struct,
3165 finish_enum, start_function): Update calls to decl_attributes.
3166 * c-parse.in (component_declarator, component_notype_declarator,
3167 label): Update calls to decl_attributes.
3169 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
3171 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
3172 * config/avr/avr.c (legitimate_address_p): Return value changed
3173 from letter to register classes. For better debugging.
3175 2001-07-13 Kazu Hirata <kazu@hxi.com>
3177 * jump.c (reversed_comparison_code_parts): Fix comment typos.
3179 2001-07-13 H.J. Lu (hjl@gnu.org)
3181 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
3183 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
3185 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
3186 correctly for shared configurations.
3187 * config/t-libgcc-pic: New.
3188 * config/{i386,m68k,sparc}/t-openbsd: New.
3189 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
3190 Support -shared. Support debugging libraries with -g.
3191 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
3192 frame information does not emit pointer diffs.
3193 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
3196 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3198 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
3200 2001-07-13 David Edelsohn <edelsohn@gnu.org>
3202 * combine.c (try_combine): Ensure const_int pow2 is positive.
3204 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
3206 * config.gcc: Add configuration for s/390.
3207 * config/s390/s390.c: New. Subroutines for code generation.
3208 * config/s390/s390.h: New. Definitions for s/390.
3209 * config/s390/s390-protos.h: New. Prototypes.
3210 * config/s390/linux.h: New. Definitions for linux for s/390.
3211 * config/s390/linux64.h: New. Definitions for linux for zSeries.
3212 * config/s390/t-linux: New. Makefile fragment.
3213 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
3214 * config/s390/fixdfdi.h: New. Fix L_fix*di.
3216 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3218 * emit-rtl.c (try_split): Update mark_jump_label call.
3219 * flow.c (find_sub_basic_blocks): Likewise.
3220 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3222 (mark_all_labels): Kill second parameter.
3223 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3224 (rebuild_jump_labels, jump_optimize_minimal): Update call
3226 (jump_optimize_1): Kill crossjumping code.
3227 (mark_jump_label): Kill cross_jump parameter.
3228 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3229 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3230 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3232 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3234 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3235 reorganize passes to do reg-stack first, bb-reorder second.
3236 * invoke.texi (-d letters doc): Remove the jump2 pass.
3238 2001-07-12 Steve Ellcey <sje@cup.hp.com>
3240 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
3242 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3244 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
3246 (verify_flow_info): Make diagnostics prettier.
3248 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3250 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
3252 * flow.c (outgoing_edges_match): Return early if condition reversal
3255 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
3257 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
3258 (mips_move_2words): When splitting a move into two instructions,
3259 prefix the second address operand with '%D'.
3261 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
3263 * Makefile.in (final.o): Depend on debug.h.
3264 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
3265 (dbx_debug_hooks): Add new hooks.
3266 (xcoff_debug_hooks): New.
3267 * debug.c (debug_nothing_file_int_int): New.
3268 (do_nothing_debug_hooks): Update.
3269 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
3270 (debug_nothing_file_int_int): New.
3271 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
3272 static, update prototype.
3273 (dwarf2_debug_hooks): Update.
3274 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
3275 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
3276 static, update prototype.
3277 (dwarf_debug_hooks): Update.
3278 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
3279 * final.c: Include debug.h.
3280 (final_scan_insn): Use debug hooks when beginning and ending blocks.
3281 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
3282 static, update prototype.
3283 (sdb_debug_hooks): Update.
3284 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
3285 * toplev.c: Distinguish between xcoff and dbx.
3287 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
3288 Call all debug hooks, not just dwarf ones.
3290 2001-07-11 Timothy Wall <twall@redhat.com>
3292 * config.gcc: Add configuration for AIX5/IA64.
3293 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
3294 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
3295 support prefix/suffix code.
3296 * config/ia64/t-aix: New. Makefile fragment.
3297 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
3299 2001-07-11 Kazu Hirata <kazu@hxi.com>
3301 * recog.c (validate_change): Fix a comment typo.
3303 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
3305 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
3306 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
3308 * dbxout.c (dbx_debug_hooks): Add new hooks.
3309 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
3311 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
3313 * dbxout.h (dbxout_start_new_source_file,
3314 dbxout_resume_previous_source_file): Delete.
3315 * debug.c (do_nothing_debug_hooks): Add new hooks.
3316 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3317 (debug_nothing_int_charstar, debug_nothing_int): New.
3318 * debug.h (gcc_debug_hooks): New hooks define, undef,
3319 start_source_file and end_source_file.
3320 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3321 (debug_nothing_int_charstar, debug_nothing_int): New.
3322 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
3323 the conditionally compiled section.
3324 (dwarf2out_start_source_file, dwarf2out_end_source_file,
3325 dwarf2out_define, dwarf2out_undef): Make static.
3326 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
3327 dwarf2out_define, dwarf2out_undef): Remove.
3328 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
3329 (dwarfout_start_source_file, dwarfout_end_source_file,
3330 dwarfout_define, dwarfout_undef): Make static.
3331 (dwarfout_start_source_file_check,
3332 dwarfout_end_source_file_check): New.
3333 (dwarfout_define, dwarfout_finish): Update.
3334 * dwarfout.h (dwarfout_start_new_source_file,
3335 dwarfout_resume_previous_source_file, dwarfout_define,
3336 dwarfout_undef): Remove.
3337 * sdbout.c (sdb_debug_hooks): Add new hooks.
3338 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
3340 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
3341 make static, take an arg.
3342 * sdbout.h (sdbout_start_new_source_file,
3343 sdbout_resume_previous_source_file): Delete.
3344 * toplev.c (debug_start_source_file, debug_end_source_file,
3345 debug_define, debug_undef): Delete.
3346 * toplev.h (debug_start_source_file, debug_end_source_file,
3347 debug_define, debug_undef): Delete.
3349 * java/jcf-parse.c: Include debug.h.
3350 (parse_class_file): Update to use debug hooks directly.
3351 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
3353 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3355 * alias.c (set_mem_alias_set): New function.
3356 * rtl.h (set_mem_alias_set): Declare it.
3357 * builtins.c (expand_builtin_return_addr): Call it instead of
3358 using MEM_ALIAS_SET accessor.
3359 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
3360 (get_memory_rtx, expand_builtin_va_arg): Likewise.
3361 (expand_builtin_va_copy):Likewise.
3362 * caller-save.c (setup_save_areas): Likewise.
3363 * calls.c (compute_argument_addresses): Likewise.
3364 * explow.c (set_mem_attributes): Likewise.
3365 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
3366 (expand_assignment, store_constructor_field, store_field): Likewise.
3367 (expand_expr_unaligned): Likewise.
3368 * function.c (assign_stack_temp_for_type): Likewise.
3369 (put_reg_into_stack, gen_mem_addressof): Likewise.
3370 * ifcvt.c (noce_try_cmove_arith): Likewise.
3371 * reload1.c (reload, alter_reg): Likewise.
3372 * config/alpha/alpha.c (get_aligned_mem): Likewise.
3373 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
3374 (alpha_expand_unaligned_store): Likewise
3375 (alpha_expand_unaligned_load_words): Likewise.
3376 (alpha_expand_unaligned_store_words): Likewise.
3377 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3378 (alpha_expand_epilogue): Likewise.
3379 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3380 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3381 * config/i386/i386.c (legitimize_pic_address): Likewise.
3382 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3383 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3384 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3385 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3386 * config/mips/mips.c (mips_va_arg): Likewise.
3387 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3388 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3389 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3390 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3391 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3392 (rs6000_emit_epilogue): Likewise.
3393 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3394 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3395 * config/v850/v850.c (v850_va_arg): Likewise.
3397 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3399 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3400 when fallthru edge is present.
3401 (mege_blocks): Handle case where creation of jump insn
3404 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3405 CLEANUP_POST_REGSTACK): New constants.
3406 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3407 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3408 * output.h (cleanup_cfg): Update prototype.
3409 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3410 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3411 cleanup_cfg call; kill missleading comment.
3412 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3413 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3414 parameter; control optimizations performed using it.
3415 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3416 try_crossjump_bb): New functions.
3418 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3420 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3422 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3423 pa_output_function_prologue.
3424 * pa-protos.h (pa_output_function_prologue): New prototype.
3426 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3428 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3429 and low to get correct sign extension in low+high test.
3431 2001-07-11 Janis Johnson <janis@us.ibm.com>
3433 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3434 for large hit count.
3436 * profile.c (branch_prob): Fix .bbg info for computed gotos
3439 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3441 * stmt.c (parse_output_constraint): New function, split out
3443 (expand_asm_operands): ... here. Use parse_output_constraint.
3444 * tree.h (parse_output_constraint): Declare it.
3446 2001-07-11 Richard Henderson <rth@redhat.com>
3448 * bitmap.c: Comment some functions; fiddle whitespace.
3449 (bitmap_free): Don't export.
3450 (bitmap_element_allocate): Use memset.
3451 * bitmap.h (bitmap_free): Don't declare.
3453 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3455 * gcse.c, lcm.c, sched-deps.c:
3456 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3458 * flow.c (flow_loops_find): Free dom if we found no loops, since
3459 we aren't going to save it.
3461 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3464 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3466 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3468 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3470 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3471 #ifndef DWARF2_DEBUGGING_INFO.
3473 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3475 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3477 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3479 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3480 reverse a branch if a NE comparison is implemented with GTU.
3482 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3483 H.J. Lu <hjl@gnu.org>
3485 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3487 (call_internal2): Likewise.
3488 (call_value_internal1): Likewise.
3489 (call_value_internal2): Likewise.
3490 (call_value_multiple_internal1): Likewise.
3491 (call_value_multiple_internal2): Likewise.
3493 2001-07-10 Kazu Hirata <kazu@hxi.com>
3495 * calls.c (emit_library_call_value_1): Fix a comment typo.
3496 * dwarf2out.c (mem_loc_descriptor): Likewise.
3497 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3499 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3501 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3503 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3505 * recog.c (offsettable_address_p): Handle LO_SUM case.
3506 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3507 instead of plus_constant.
3509 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3511 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3512 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3514 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3516 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3517 adjust_address_nv instead of plus_constant.
3519 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3521 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3522 dwarf2out.o): Depend on debug.h, wrap long lines.
3523 * dbxout.c: Include debug.h.
3524 (dbx_debug_hooks): New.
3525 (dbxout_init): Make static, take just 2 args.
3526 (dbxout_finish): Make static.
3527 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3528 * debug.c: New file.
3529 * debug.h: New file.
3530 * dwarf2out.c: Include debug.h.
3531 (dwarf2_debug_hooks): New.
3532 (dwarf2out_init): Make static.
3533 (dwarf2out_finish): Make static, take 2 args.
3534 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3535 * dwarfout.c: Include debug.h.
3536 (dwarf_debug_hooks): New.
3537 (dwarfout_init): Make static.
3538 (dwarfout_finish): Make static, take 2 args.
3539 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3540 * sdbout.c: Include debug.h.
3541 (sdb_debug_hooks): New.
3542 (sdbout_init): Make static, take 2 args.
3543 * sdbout.h (sdbout_init): Delete.
3544 * toplev.c: Include debug.h.
3546 (compile_file): Set deubg_hooks based on command line options.
3547 Use the hooks unconditionally rather than conditional compilation.
3549 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3551 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3552 first_insn_after_basic_block_note instead.
3554 * df.c (df_bb_refs_unlink): #if 0 out for now.
3556 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3558 * ssa.h: Add prototype for ssa_const_prop
3559 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3560 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3561 (ssa_fast_dce): Remove unused variable
3563 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3565 * diagnostic.c (finish_diagnostic): Rename to
3566 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3569 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3571 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3574 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3575 (dump_file): Only pad the demangled name with spaces if the
3576 mangled name was padded with spaces.
3578 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3580 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3583 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3585 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3586 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3589 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3590 whether can put offset inside LO_SUM to check mode alignment, not size.
3592 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3594 * doc/tm.texi (Misc): Fix thinko.
3596 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3598 * regmove.c (replace_in_call_usage): Fix warnings.
3599 * sched-deps.c (add_dependence): Fix warnings.
3600 * simplify-rtx.c (simplify_subreg): Likewise.
3601 Return NULL_RTX instead of NULL.
3603 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3604 (subst_asm_stack_regs): Likewise.
3606 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3609 * dwarf2out.c (output_call_frame_info): Declare i as int.
3610 (build_abbrev_table): Declare n_alloc as int.
3611 (dwarf2out_finish): Initialize die.
3612 * except.c: Declare sjlj_funcdef_number as unsigned.
3613 (connect_post_landing_pads): Declare j as unsigned.
3614 (convert_to_eh_region_ranges): Initialize call_site.
3615 (output_function_exception_table): Initialize tt_format_size.
3616 * expr.c (move_by_pieces_1): Initialize to1.
3617 (store_constructor): Initialize minelt and maxelt.
3618 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3619 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3621 * c-decl.c (combine_parm_decls): Unused, remove.
3622 * c-tree.h: Remove prototype for combine_parm_decls.
3624 * reload.c (push_reload): Fix warning.
3625 (regno_clobbered_p): Likewise.
3626 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3627 (reload_combine): Likewise.
3629 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3630 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3632 * bitmap.c (bitmap_operation): Change user.
3633 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3635 2001-07-10 Eric Christopher <echristo@redhat.com>
3637 * config/mips/mips.c (override_options): Fix typo.
3639 2001-07-09 Stan Shebs <shebs@apple.com>
3641 * target.h (struct gcc_target): New fields init_builtins and
3643 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3644 (TARGET_EXPAND_BUILTIN): New macro.
3645 (TARGET_INITIALIZER): Add them.
3646 * builtins.c: Include target.h.
3647 (expand_builtin): Use targetm.expand_builtin.
3648 (default_init_builtins): New function.
3649 (default_expand_builtin): New function.
3650 * expr.h (default_init_builtins): Declare.
3651 (default_expand_builtin): Declare.
3652 * c-common.c (c_common_nodes_and_builtins): Use
3653 targetm.init_builtins.
3654 * defaults.h (MD_INIT_BUILTINS): Remove.
3655 * Makefile.in (builtins.o): Depend on target.h.
3657 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3658 (TARGET_EXPAND_BUILTIN): Define.
3659 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3660 (MD_EXPAND_BUILTIN): Remove.
3662 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3663 (TARGET_EXPAND_BUILTIN): Define.
3664 (c4x_init_builtins): Make endlink arg a local.
3665 (c4x_print_operand): Fix typos in adjust_address usages.
3666 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3667 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3668 (MD_EXPAND_BUILTIN): Remove.
3670 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3671 (TARGET_EXPAND_BUILTIN): Define.
3672 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3673 (ix86_init_builtins): Call new function only if TARGET_MMX.
3674 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3675 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3676 (MD_EXPAND_BUILTIN): Remove.
3678 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3679 (TARGET_EXPAND_BUILTIN): Define.
3680 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3681 (MD_EXPAND_BUILTIN): Remove.
3683 * doc/tm.texi: Document these changes.
3685 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3687 * basic-block.h (tree_node): Forward declare if needed.
3688 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3689 (BLOCK_HEAD_TREE): Define.
3690 (BLOCK_END_TREE): Define.
3691 (struct loops): Rename field 'tree' to 'tree_root'.
3692 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3694 (flow_loops_tree_build): Rename reference to field 'tree' to
3696 (flow_loops_level_compute): Ditto.
3697 * predict.c (estimate_bb_frequencies): Ditto.
3698 * tree.h (struct tree_common): Add field 'aux'.
3700 2001-07-09 Stan Shebs <shebs@apple.com>
3702 * config/darwin.c (darwin_encode_section_info): Don't mark any
3703 DECL_EXTERNAL node as defined.
3705 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3707 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3708 pa_free_machine_status, hppa_init_pic_save): Delete.
3709 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3710 (hppa_profile_hook): Use hppa_pic_save_rtx.
3711 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3712 hppa_init_pic_save): Delete.
3713 (hppa_pic_save_rtx): Declare.
3714 * pa.md (call, call_value, sibcall, sibcall_value,
3715 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3717 2001-07-09 Kazu Hirata <kazu@hxi.com>
3719 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3720 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3722 2001-07-09 Andreas Jaeger <aj@suse.de>
3724 * output.h: Add declaration of final_forward_branch_p.
3726 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3728 * varray.c: Include errors.h for internal_error and trim_filename
3731 * Makefile.in (varray.o): Add errors.h.
3733 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3735 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3736 * optabs.c (have_add2_insn): Check whether the add insn chosen
3737 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3738 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3740 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3742 * Makefile.in (OBJS): Add ssa-ccp.o
3743 (ssa-ccp.o): Add dependencies.
3744 * toplev.c (DFI_ssa_ccp): New dump file enum.
3745 (dump_file): Add entry for dumping after SSA CCP.
3746 (flag_ssa_ccp): New flag variable.
3747 (f_options): Add -fssa-ccp.
3748 (rest_of_compilation): Run SSA CCP if requested.
3749 * timevar.def (TV_SSA_CCP): New timevar.
3750 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3751 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3752 Fix minor typo in SSA DCE documentation.
3753 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3754 Add documentation for new dump option. Renumber dump files
3757 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3759 * emit-rtl.c (gen_highpart_mode): New.
3760 * rtl.h (gen_highpart_mode): Declare.
3761 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3762 operand can be VOIDmode constant.
3764 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3766 * flow.c (redirect_edge_and_branch_force): New.
3767 (can_fallthru): Ensure that basic blocks are succeeding.
3768 (try_optimize_cfg): Do not delete basic block if it is the last one.
3770 * flow.c (try_redirect_by_replacing_jump): Do not remove
3771 jumps with side effects, unlink chain on fallthru edge;
3772 set block for new jump instruction; avoid basic block to
3773 over by line number note.
3775 * flow.c (try_simplify_condjump): Verify that the condjump
3776 is not always falling trought.
3779 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3781 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3782 (try_redirect_by_replacing_jump): Update properly the count
3783 and frequency information.
3785 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3787 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3788 address that is a LO_SUM specially.
3789 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3791 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3793 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3794 (operand_subword): Use them.
3795 (change_address_1): Renamed from change_address; new arg VALIDATE.
3796 * expr.h: Reflect above changes; change_address now macro.
3797 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3799 * cselib.c (add_mem_for_addr): Likewise.
3800 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3801 * regmove.c (try_apply_stack_adjustment): Likewise.
3802 * reload.c (push_reload, make_memloc): Likewise.
3803 * reload1.c (eliminate_regs): Likewise.
3804 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3805 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3807 * combine.c (make_extraction, simplify_shift_const): Likewise.
3808 (gen_lowpart_for_combine): Likewise.
3809 * cse.c (gen_lowpart_if_possible): Likewise.
3810 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3811 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3812 * optabs.c (gen_move_insn): Likewise.
3813 * reload1.c (alter_reg): Likewise.
3814 * simplify-rtx.c (simplify_subreg): Likewise.
3815 * stmt.c (expand_anon_union_decl): Likewise.
3816 * recog.c (validate_replace_rtx_1): Likewise.
3818 * Makefile.in (recog.o): Add $(EXPR_H).
3819 * explow.c (stabilize): Call replace_equiv_address.
3820 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3821 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3823 2001-07-03 Andrew Haley <aph@redhat.com>
3825 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3826 the mode of the memory location.
3828 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3830 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3832 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3834 * final.c (output_addr_const): Use target opening and
3835 closing parentheses.
3836 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3837 defaults, add to TARGET_ASM_OUT.
3838 * target.h (struct gcc_target): Add open_paren and close_paren.
3839 * doc/md.texi: Update.
3840 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3841 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3842 TARGET_ASM_CLOSE_PAREN.
3843 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3845 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3847 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3848 * config/a29k/a29k.h: Similarly.
3849 * config/alpha/alpha.h: Similarly.
3850 * config/arc/arc.h: Similarly.
3851 * config/arm/aof.h: Similarly.
3852 * config/arm/aout.h: Similarly.
3853 * config/avr/avr.h: Similarly.
3854 * config/c4x/c4x.h: Similarly.
3855 * config/clipper/clipper.h: Similarly.
3856 * config/convex/convex.h: Similarly.
3857 * config/d30v/d30v.h: Similarly.
3858 * config/dsp16xx/dsp16xx.h: Similarly.
3859 * config/elxsi/elxsi.h: Similarly.
3860 * config/fr30/fr30.h: Similarly.
3861 * config/h8300/h8300.h: Similarly.
3862 * config/i370/i370.h: Similarly.
3863 * config/i386/i386.h: Similarly.
3864 * config/i860/i860.h: Similarly.
3865 * config/i960/i960.h: Similarly.
3866 * config/ia64/ia64.h: Similarly.
3867 * config/m32r/m32r.h: Similarly.
3868 * config/m68hc11/m68hc11.h: Similarly.
3869 * config/m68k/m68k.h: Similarly.
3870 * config/m88k/m88k.h: Similarly.
3871 * config/mcore/mcore.h: Similarly.
3872 * config/mips/mips.h: Similarly.
3873 * config/mn10200/mn10200.h: Similarly.
3874 * config/mn10300/mn10300.h: Similarly.
3875 * config/ns32k/ns32k.h: Similarly.
3876 * config/pa/pa.h: Similarly.
3877 * config/pdp11/pdp11.h: Similarly.
3878 * config/pj/pj.h: Similarly.
3879 * config/romp/romp.h: Similarly.
3880 * config/rs6000/rs6000.h: Similarly.
3881 * config/sh/sh.h: Similarly.
3882 * config/sparc/sparc.h: Similarly.
3883 * config/v850/v850.h: Similarly.
3884 * config/vax/vax.h: Similarly.
3885 * config/we32k/we32k.h: Similarly.
3887 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3889 * doc/c-tree.texi: Document representation of attributes.
3891 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3893 * doc/tm.texi: Update some places for the rename of target to
3896 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3898 * target.h (struct gcc_target): Add insert_attributes.
3899 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3900 (TARGET_INITIALIZER): Update.
3901 * tree.c, tree.h (default_insert_attributes): New function.
3902 Update comments on other default functions to refer to targetm,
3904 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3905 TARGET_INSERT_ATTRIBUTES.
3906 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3907 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3908 Don't use PRAGMA_INSERT_ATTRIBUTES.
3909 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3910 * c-decl.c (start_decl, start_function): Don't call
3911 SET_DEFAULT_DECL_ATTRIBUTES.
3912 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3913 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3915 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3916 (c4x_check_attribute): Avoid modifying attribute list itself.
3917 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3919 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3920 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3922 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3923 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3925 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3926 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3928 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3929 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3930 Adjust parameters. Make static.
3932 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3934 * c-common.c (decl_attributes): Only take a single attributes
3936 * c-common.h (decl_attributes): Update prototype.
3937 * c-decl.c (start_decl, start_function): Only take a single
3938 attributes parameter. Update calls to decl_attributes.
3939 (finish_struct, finish_enum): Update calls to decl_attributes.
3940 (push_parm_decl): Expect unified list of attributes. Update call
3942 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3943 notype_nested_function, component_declarator,
3944 component_notype_declarator, label): Update calls to
3946 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3947 lists that are passed to push_parm_decl.
3948 * c-tree.h (start_function, start_decl): Update prototypes.
3949 * config/sh/sh-protos.h, config/sh/sh.c
3950 (sh_pragma_insert_attributes): Only take a single attributes
3952 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3953 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3954 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3955 build_module_descriptor, generate_static_references,
3956 generate_strings, build_selector_translation_table,
3957 generate_descriptor_table, generate_protocols,
3958 generate_ivars_list, generate_dispatch_table,
3959 generate_protocol_list, generate_category,
3960 generate_shared_structures, really_start_method, add_objc_decls,
3961 generate_classref_translation_entry): Update calls to start_decl
3963 (build_tmp_function_decl, start_method_def): Unify attribute lists
3964 that are passed to push_parm_decl.
3966 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3968 * final.c (no_asm_to_stream): New.
3969 (final_scan_insn): Use target structures for prologue ends
3970 and epilogue starts.
3971 * output.h (no_asm_to_stream): New.
3972 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3973 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3974 (TARGET_ASM_OUT): Update.
3975 * target.h (struct gcc_target): New members function_end_prologue
3976 and function_begin_epilogue.
3977 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
3978 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
3979 * config/alpha/alpha.c (output_end_prologue): Rename to
3980 alpha_output_function_end_prologue. Use in target struct
3982 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
3983 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
3984 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
3985 ia64_output_function_end_prologue. Use in target struct
3987 (ia64_function_prologue, ia64_funciton_epilogue): Rename
3988 mistyped prototypes.
3989 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
3990 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
3992 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
3993 an use in target struct, make static.
3994 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
3997 2001-07-08 Richard Henderson <rth@redhat.com>
3999 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
4001 2001-07-08 Richard Henderson <rth@redhat.com>
4003 * config/i386/i386.md: Remove constraints strings from define_split
4004 and define_peephole2 patterns.
4005 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
4006 (eh_return): Use them.
4008 2001-07-08 Richard Henderson <rth@redhat.com>
4010 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
4011 Document MD_FALLBACK_FRAME_STATE_FOR.
4013 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4015 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
4016 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
4018 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
4020 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
4022 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
4023 of the label inside NAME as opposed to just the end of NAME.
4025 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
4027 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
4028 * config/alpha/alpha.c (alpha_init_machine_status,
4029 alpha_mark_machine_status, alpha_free_machine_status): Delete.
4030 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
4031 (vms_valid_decl_attribute_p): Make static, conditionally compile.
4032 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
4034 2001-07-06 Stan Shebs <shebs@apple.com>
4036 * target.h (targetm): Rename global from "target", so as not to
4037 conflict with local variables.
4039 * c-typeck.c: Ditto.
4043 * cp/decl2.c: Ditto.
4044 * cp/typeck.c: Ditto.
4045 * 1750a/1750a.c: Ditto.
4046 * a29k/a29k.c: Ditto.
4050 * clipper/clipper.c: Ditto.
4051 * convex/convex.c: Ditto.
4052 * d30v/d30v.c: Ditto.
4053 * dsp16xx/dsp16xx.c: Ditto.
4054 * elxsi/elxsi.c: Ditto.
4055 * fr30/fr30.c: Ditto.
4056 * h8300/h8300.c: Ditto.
4057 * i370/i370.c: Ditto.
4058 * i386/i386.c: Ditto.
4059 * i860/i860.c: Ditto.
4060 * i960/i960.c: Ditto.
4061 * ia64/ia64.c: Ditto.
4062 * m32r/m32r.c: Ditto.
4063 * m68hc11/m68hc11.c: Ditto.
4064 * m68k/m68k.c: Ditto.
4065 * m88k/m88k.c: Ditto.
4066 * mips/mips.c: Ditto.
4067 * ns32k/ns32k.c: Ditto.
4069 * pdp11/pdp11.c: Ditto.
4070 * romp/romp.c: Ditto.
4071 * rs6000/rs6000.c: Ditto.
4073 * sparc/sparc.c: Ditto.
4075 * we32k/we32k.c: Ditto.
4076 * doc/tm.texi: Update the manual to match.
4078 2001-07-06 Richard Henderson <rth@redhat.com>
4080 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
4081 DWARF2_UNWIND_INFO not just whether it is defined.
4083 2001-07-06 Diego Novillo <dnovillo@redhat.com>
4085 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
4086 call to simplify_binary_operation returns a new pattern.
4088 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4090 * glimits.h (__SHRT_MAX__): New.
4091 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
4092 (SHRT_MAX): Define in terms of __SHRT_MAX__.
4094 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
4096 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
4099 2001-07-06 Richard Henderson <rth@redhat.com>
4101 * bitmap.c (bitmap_release_memory): Move adjacent to the
4102 allocation functions.
4103 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
4104 the implementation. Binary search for the set bit.
4105 (bitmap_union_of_diff): Allocate the temporary on the stack
4106 instead of using xmalloc.
4108 2001-07-06 Richard Henderson <rth@redhat.com>
4110 * genrecog.c (validate_pattern): Warn for constraints in
4111 define_{expand,split,peephole2}. Remove strict_low_part
4112 before looking up match_dup.
4114 2001-07-06 DJ Delorie <dj@redhat.com>
4116 * doc/gcc.texi (Makefile): Rename to be a more general purpose
4117 chapter about various build hints and history. Add section
4118 talking about the various types of native and cross builds.
4120 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
4122 * Makefile.in (final.o): Depend on target.h.
4123 * final.c: Include target.h.
4124 (default_function_pro_epilogue): New.
4125 (final_start_function): Use target structure for function prologues.
4126 (final_end_function): Use target structure for function epilogues.
4127 * fold-const.c (real_hex_to_f): Constify s and p.
4128 * output.h (default_function_pro_epilogue): New.
4129 * real.h (real_hex_to_f): Update prototype.
4130 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
4131 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
4132 (TARGET_INITIALIZER): Update.
4133 * target.h (gcc_target): Add struct asm_out.
4134 * doc/tm.texi: Update.
4137 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
4138 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
4139 in cpu/cpu.c, or rename old functions consistently. Take
4140 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
4141 redundant macros and prototypes. Make new functions static.
4143 * 1750a/1750a.c: Similarly.
4144 * 1750a/1750a.h: Similarly.
4145 * a29k/a29k-protos.h: Similarly.
4146 * a29k/a29k.c: Similarly.
4147 * a29k/a29k.h: Similarly.
4148 * arc/arc-protos.h: Similarly.
4149 * arc/arc.c: Similarly.
4150 * arc/arc.h: Similarly.
4151 * arm/arm-protos.h: Similarly.
4152 * arm/arm.c: Similarly.
4153 * arm/arm.h: Similarly.
4154 * avr/avr-protos.h: Similarly.
4155 * avr/avr.c: Similarly.
4156 * avr/avr.h: Similarly.
4157 * clipper/clipper-protos.h: Similarly.
4158 * clipper/clipper.c: Similarly.
4159 * clipper/clipper.h: Similarly.
4160 * convex/convex.c: Similarly.
4161 * convex/convex.h: Similarly.
4162 * d30v/d30v-protos.h: Similarly.
4163 * d30v/d30v.c: Similarly.
4164 * d30v/d30v.h: Similarly.
4165 * d30v/d30v.md: Similarly.
4166 * dsp16xx/dsp16xx-protos.h: Similarly.
4167 * dsp16xx/dsp16xx.c: Similarly.
4168 * dsp16xx/dsp16xx.h: Similarly.
4169 * elxsi/elxsi.c: Similarly.
4170 * elxsi/elxsi.h: Similarly.
4171 * fr30/fr30.c: Similarly.
4172 * fr30/fr30.md: Similarly.
4173 * h8300/h8300-protos.h: Similarly.
4174 * h8300/h8300.c: Similarly.
4175 * h8300/h8300.h: Similarly.
4176 * i370/i370-protos.h: Similarly.
4177 * i370/i370.c: Similarly.
4178 * i370/i370.h: Similarly.
4179 * i386/i386.c: Similarly.
4180 * i386/osf1elf.h: Similarly.
4181 * i386/osfrose.h: Similarly.
4182 * i860/i860-protos.h: Similarly.
4183 * i860/i860.c: Similarly.
4184 * i860/i860.h: Similarly.
4185 * i960/i960-protos.h: Similarly.
4186 * i960/i960.c: Similarly.
4187 * i960/i960.h: Similarly.
4188 * ia64/ia64-protos.h: Similarly.
4189 * ia64/ia64.c: Similarly.
4190 * ia64/ia64.h: Similarly.
4191 * m32r/m32r-protos.h: Similarly.
4192 * m32r/m32r.c: Similarly.
4193 * m32r/m32r.h: Similarly.
4194 * m68hc11/m68hc11-protos.h: Similarly.
4195 * m68hc11/m68hc11.c: Similarly.
4196 * m68hc11/m68hc11.h: Similarly.
4197 * m68k/crds.h: Similarly.
4198 * m68k/dpx2.h: Similarly.
4199 * m68k/m68k-protos.h: Similarly.
4200 * m68k/m68k.c: Similarly.
4201 * m68k/m68k.h: Similarly.
4202 * m68k/news.h: Similarly.
4203 * m88k/m88k-protos.h: Similarly.
4204 * m88k/m88k.c: Similarly.
4205 * m88k/m88k.h: Similarly.
4206 * mips/mips-protos.h: Similarly.
4207 * mips/mips.c: Similarly.
4208 * mips/mips.h: Similarly.
4209 * ns32k/merlin.h: Similarly.
4210 * ns32k/ns32k.c: Similarly.
4211 * ns32k/ns32k.h: Similarly.
4212 * ns32k/tek6000.h: Similarly.
4213 * pa/pa-protos.h: Similarly.
4214 * pa/pa.c: Similarly.
4215 * pa/pa.h: Similarly.
4216 * pdp11/2bsd.h: Similarly.
4217 * pdp11/pdp11-protos.h: Similarly.
4218 * pdp11/pdp11.c: Similarly.
4219 * pdp11/pdp11.h: Similarly.
4220 * romp/romp-protos.h: Similarly.
4221 * romp/romp.c: Similarly.
4222 * romp/romp.h: Similarly.
4223 * rs6000/rs6000-protos.h: Similarly.
4224 * rs6000/rs6000.c: Similarly.
4225 * rs6000/rs6000.h: Similarly.
4226 * rs6000/sysv4.h: Similarly.
4227 * sh/sh-protos.h: Similarly.
4228 * sh/sh.c: Similarly.
4229 * sh/sh.h: Similarly.
4230 * sparc/sparc-protos.h: Similarly.
4231 * sparc/sparc.c: Similarly.
4232 * sparc/sparc.h: Similarly.
4233 * vax/vax.c: Similarly.
4234 * vax/vax.h: Similarly.
4235 * vax/vms.h: Similarly.
4236 * we32k/we32k.c: Similarly.
4237 * we32k/we32k.h: Similarly.
4239 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
4241 * basic-block.h (first_insn_after_basic_block_note): Declare.
4242 * flow.c (first_insn_after_basic_block_note): Define. Moved
4244 * ssa.c (first_insn_after_basic_block_note): Remove.
4245 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
4247 (ssa_eliminate_dead_code): Properly update the CFG and PHI
4248 nodes when we find a dead conditional branch. Insert BARRIERs
4249 after any blocks with no successors, but which do not have
4252 2001-07-06 Zack Weinberg <zackw@stanford.edu>
4254 * varray.c (varray_check_failed): Use internal_error.
4256 2001-07-05 Andrew Haley <aph@redhat.com>
4258 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
4259 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
4260 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
4262 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
4264 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
4265 reference if the target constant is also a SYMBOL_REF.
4267 2001-07-05 Eric Christopher <echristo@redhat.com>
4269 * config/mips/mips.h (MASK_MIPS3900): Remove.
4270 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
4271 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
4272 (TARGET_MIPS3900): Change to use mips_arch.
4273 (TARGET_MIPS4000): New.
4274 (TARGET_MIPS4100): New.
4275 (TARGET_MIPS4300): New.
4276 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
4277 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
4279 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
4280 (ISA_HAS_BRANCHLIKELY): To here.
4281 (CC1_CPU_SPEC): New.
4282 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
4283 (mips_arch_string): Declare.
4284 (mips_arch): Declare.
4285 (TARGET_OPTIONS): Add -march and -mtune.
4287 * config/mips/mips.c (mips_arch_string): New.
4289 (override_options): Handle -march for codegen and -mtune
4290 for scheduling. Use mips_arch. Move tx39 target default here.
4291 (mips_parse_cpu): Move error message to override_options.
4293 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
4295 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
4297 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
4298 (MIPS Options): Ditto. Change mcpu entry to historical text.
4300 2001-07-05 H.J. Lu (hjl@gnu.org)
4302 * config/mips/mips.c (mips_parse_cpu): New function to parse
4305 2001-07-05 Jim Wilson <wilson@redhat.com>
4307 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
4308 * config/ia64/t-ia64: Likewise.
4309 (LIB1ASMFUNCS): Update comment.
4311 2001-07-05 David Edelsohn <edelsohn@gnu.org>
4313 * doc/install.texi (Install GCC: Binaries): Fix typo.
4315 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4317 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
4318 reference using the stack pointer, adjust it since we push Y
4320 ("*ashrsi3"): Likewise.
4321 ("*lshrsi3"): Likewise.
4323 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4325 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
4326 when -fomit-frame-pointer is used.
4328 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
4330 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
4331 (try_redirect_by_replacing_jump): Reverse updating properly the
4332 count and frequency information. Reverse removing cc0 setter.
4333 (forwarder_block_p): Reverse fixing for fallthru blocks.
4335 2001-07-05 DJ Delorie <dj@redhat.com>
4337 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
4338 (translate_options): If the above is defined, use it to map
4339 given options to new options.
4340 * doc/tm.texi: Document it.
4342 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
4343 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4345 * doc/invoke.texi (Optimize Options): Document that -fgcse may
4346 cause programs using computed gotos to run more slowly.
4348 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4350 * doc/install.texi (Specific): Markup, spelling and typo fixes.
4352 Consistently require binutils 2.11.2, not prereleases.
4353 (Specific, decstation-*): Canonicalize as mips-dec-*.
4354 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
4356 (Specific, m68k-altos): Removed reference to README.altos, deleted.
4357 (Specific, mips-*): Reword MIPS C compiler requirements.
4358 (Specific, powerpc*-*-*): New, mention --with-cpu once.
4359 (Specific, sunv5): Removed, obsolete.
4361 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
4363 * dwarf2out.c (output_loc_list): Use an all ones mask for
4364 .text asm output and don't rely on long long
4365 literals. Reformat some long lines.
4367 2001-07-05 Andreas Jaeger <aj@suse.de>
4369 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
4372 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4374 * dwarf2out.c (dwarf2out_define): Update comment.
4375 (dwarf2out_undef): Ditto.
4376 (dwarf2out_start_source_file): Ditto.
4377 (dwarf2out_end_source_file): Ditto.
4378 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4379 since we never call the start/end debug hook for the primary file.
4381 2001-07-04 Kazu Hirata <kazu@hxi.com>
4383 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4386 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4388 * cppinit.c (remove_dup_dirs): Inform if a system include
4389 directory is being reordered.
4390 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4392 * doc/cpp.texi (Search Paths): Likewise.
4393 * doc/gcc.texi (Interoperation): Remove information about
4396 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4398 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4399 (VARRAY_TOP_CHAR_PTR): Likewise.
4401 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4403 * gcc.c (process_command): Don't assign elements of a const char*.
4405 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4407 * emit-rtl.c (change_address): Don't abort if invalid address while
4408 reload is in progress.
4410 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4412 * c-lex.c (cb_file_change): Pass line number to
4413 debug_start_source_file.
4414 (cb_undefine): Pass correct line number to debug_undef.
4416 * toplev.c (debug_start_source_file): Add line number to
4417 parameters. Pass it along to dwarf2out_start_source_file.
4418 (decode_g_option): Stop resetting debug level back to normal when
4419 we change debug formats, unless the current level is
4420 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4423 * toplev.h (debug_start_source_file): Add line number to
4426 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4429 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4431 Output debug_macinfo data for starting file if requested.
4432 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4434 (dwarf2out_define): Output debug_macinfo data for defining a macro
4436 (dwarf2out_undef): Output debug_macinfo data for undefining a
4438 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4439 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4440 (macinfo_section_label): New. DWARF2 macro info section label.
4441 (dwarf2out_init): If we want macro info, output the start label
4443 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4444 attribute to the compilation unit die pointing to the macro info.
4446 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4448 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4449 DWARF2_DEBUGGING_INFO.
4450 (add_loc_descr_to_loc_list): Ditto.
4451 (output_loc_list): Ditto.
4452 Also, fix thinko in curr not being initialized.
4453 (gen_internal_sym): Ditto.
4455 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4457 * emit-rtl.c (replace_equiv_address): New function.
4458 * expr.h (replace_equiv_address): New declaration.
4459 * explow.c (validize_mem): Call it instead of change_address and
4460 also call if -fforce-addr and address is constant.
4461 * expr.c: Replace more calls to change_address with adjust_address
4462 and/or replace_equiv_address or to validize_mem.
4463 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4464 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4465 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4466 * config/i370/i370.md, config/i860/i860.md: Likewise.
4467 * config/i960/i960.md, config/mips/mips.c: Likewise.
4468 * config/mips/mips.md, config/pa/pa.md: Likewise.
4469 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4470 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4472 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4474 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4476 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4479 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4481 * doc/include: New directory.
4482 * doc/fdl.texi: Move to doc/include/fdl.texi.
4483 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4484 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4485 * doc/gcc.texi: Use funding.texi and gpl.texi.
4486 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4487 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4488 Update dependencies and use -I $(docdir)/include.
4490 2001-07-04 Anthony Green <green@redhat.com>
4492 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4494 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4496 * doc/install.texi (sparc64-*-*): Remove garbage.
4498 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4500 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4501 Fix typo in last change to use adjust_address.
4503 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4505 * doc/install.texi (Specific): Update information for *-*-solaris*.
4507 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4509 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4511 2001-07-03 Stan Shebs <shebs@apple.com>
4513 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4514 case for flag_no_mach_text_sections.
4515 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4516 * config/darwin.c (flag_no_mach_text_sections): Remove.
4517 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4519 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4521 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4522 and avoid checking for constant as first operand.
4523 * recog.c (find_constant_term_loc): No longer static.
4524 (adj_offettable_operand): Delete.
4525 * rtl.h (adj_offsettable_operand): Delete declaration.
4526 (find_constant_term): Add declaration.
4527 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4529 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4530 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4531 * config/i386/i386.c, config/i386/i386.md: Likewise.
4532 * config/i860/i860.c, config/i960/i960.c: Likewise.
4533 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4534 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4535 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4536 * config/mips/mips.c, config/mips/mips.md: Likewise.
4537 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4538 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4539 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4540 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4541 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4542 * config/ns32k/ns32k.md: Likewise.
4544 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4546 * rtl.c (copy_rtx): Handle 'T' format letter.
4547 * gensupport.c (collect_insn_data): Likewise.
4548 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4550 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4552 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4553 -B option. Use 'dir' not 'foo' as example directory name.
4555 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4557 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4558 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4560 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4562 * doc/cppinternals.texi: Improve formatting and logical markup.
4564 2001-07-03 Andreas Jaeger <aj@suse.de>
4566 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4568 * genrecog.c (write_header): Include reload.h for prototypes in
4571 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4574 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4575 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4576 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4577 i386_pe_valid_type_attribute_p): Add.
4578 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4579 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4581 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4583 * explow.c (plus_constant_wide, case LO_SUM): New case.
4584 (plus_constant_for_output_wide): Delete.
4585 * rtl.h (plus_constant_for_output): Delete.
4586 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4587 instead of plus_constant_for_output.
4588 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4589 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4590 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4591 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4592 * config/sparc/sparc.md: Likewise.
4593 Convert some change_address calls to adjust_address.
4595 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4597 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4598 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4599 documentation of -std and -Wwrite-strings.
4601 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4603 * cse.c (canon_hash): Don't register registers in very small
4604 register classes, as extending their lifetime might cause
4607 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4609 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4611 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4612 (try_redirect_by_replacing_jump): Update properly the count
4613 and frequency information.
4615 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4617 * toplev.c (dump_file_index): Move SSA dumps just after first
4619 (dump_file): Corresponding changes.
4620 (rest_of_compilation): Move SSA path to just after the first
4622 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4623 * doc/invoke.texi: Update dump file #s as they were completely
4624 out of date with reality.
4626 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4628 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4630 * expr.c (emit_move_insn_1): Deal with non-default
4633 * expr.c (emit_single_push_insn): Fix warning.
4635 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4637 * expr.c (emit_move_insn_1): Avoid modifying
4638 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4640 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4642 * emit-rtl.c (adjust_address): New function.
4643 * expr.h (adjust_address): Add declaration.
4644 * builtins.c: Replace some calls to change_address with calls to it
4646 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4647 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4648 * config/arm/arm.c, config/convex/convex.c: Likewise.
4649 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4650 * config/i386/i386.c, config/i386/i386.md: Likewise.
4651 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4652 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4653 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4654 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4655 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4657 2001-07-02 Jim Wilson <wilson@redhat.com>
4659 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4661 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4663 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4664 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4666 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4668 * cppinit.c (lang_defaults): New table.
4669 (set_lang): Just read from lang_defaults into the live options
4672 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4674 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4675 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4676 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4678 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4680 * doc/install.texi: Various spelling and markup fixes.
4681 (Installing GCC): Component specific installation instructions are
4684 Warn about removing old install dir in the presence of shared libs.
4685 (Configuration): Invoke with options target to match configure
4687 Consistently refer to gas, gld pathnames.
4688 Invert --enable-multilib documentation.
4689 Remove references to old compiler versions.
4691 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4693 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4695 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4697 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4699 (Specific, mips*-sgi-irix5): Note IDO download.
4700 Reworded MIPS C hints.
4701 Use GNU as instead of GAS.
4703 Removed SGI Freeware reference, IRIX 6 only.
4704 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4705 Note N64 library requirement/workaround.
4707 Complete list of structure passing bug victims.
4709 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4711 * doc/install.texi: Remove CVS Id.
4713 2001-07-02 Andreas Jaeger <aj@suse.de>
4715 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4716 (find_inherently_necessary): Remove unused variable.
4718 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4720 * c-common.h (TDI_inlined): New ast dump phase.
4721 (dump_flag_name): New function.
4722 * c-dump.c (dump_files): Add inlined phase.
4723 (dump_flag_name): Define.
4724 * doc/invoke.texi (-fdump-ast-inlined): Document.
4726 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4728 * stor-layout.c (layout_decl): Revert change to handling of alignment
4731 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4733 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4736 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4738 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4741 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4743 * tlink.c (recompile_files): Remove COMPILER_PATH and
4744 LIBRARY_PATH from the environment.
4746 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4748 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4749 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4751 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4753 * c-parse.in (OBJC_STRING): Kill.
4754 (objc_string): Decompose to [objc_string] '@' STRING.
4755 (reswords): Take the leading '@' off all the Objective C keywords.
4756 (objc_rid_sans_at): Kill.
4757 (init_reswords): Don't initialize it.
4758 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4759 (_yylex): Kill reconsider label. Look ahead one token after
4760 an '@'; if we get an identifier, check whether it's an
4761 Objective C @-keyword. If so, return the keyword. Otherwise,
4762 put back the token and return the '@' as a terminal.
4764 * cpplib.c (lex_macro_node): Remove unnecessary check for
4765 leading '@' on identifier. Clarify control flow and commentary.
4767 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4769 * cse.c (new_label_ref): Variable deleted.
4770 (insert): Remove set of new_label_ref.
4771 (check_for_label_ref): New function.
4772 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4774 See ChangeLog.5 for earlier changes.