1 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3 * config/mips/mips.md (reload_outcc): Use HARD_REGNO_NREGS to
4 access the second half of the TFmode scratch operand.
6 2001-08-10 Anthony Green <green@redhat.com>
8 * java/class.c (emit_register_classes): Conditionalize code on
11 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13 * doc/install.texi (Specific, avr): Fix cross-reference to the
14 main manual to work both for info and HTML versions.
16 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
18 * stmt.c (expand_null_return_1): Remove code to generate simple returns
19 and "use_goto" argument.
20 (expand_null_return, expand_value_return): Update all callers.
21 * function.c (expand_function_end): Remove code to generate simple
23 * config/vax/vax.md (epilogue): New expander for function return.
24 * doc/md.texi (epilogue): Remove "if defined".
26 2001-08-09 Zack Weinberg <zackw@stanford.edu>
28 * Makefile.in: Partially revert my previous change:
29 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
30 of the hashtab.o and safe-ctype.o rules.
32 2001-08-09 Richard Henderson <rth@redhat.com>
34 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
35 (USE_COLLECT2): Remove duplicate definition.
36 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
37 (use_collect2): Remove dead code.
38 * configure.in (use_collect2): Remove will_use_collect2 and
39 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
42 * target.h (targetm.asm_out.constructor): New.
43 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
44 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
45 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
46 * varasm.c (in_ctors, in_dtors): New.
47 (assemble_constructor, assemble_destructor): Remove.
48 (default_stabs_asm_out_destructor): New.
49 (default_named_section_asm_out_destructor): New.
50 (dtors_section, default_dtor_section_asm_out_destructor): New.
51 (default_stabs_asm_out_constructor): New.
52 (default_named_section_asm_out_constructor): New.
53 (ctors_section, default_ctor_section_asm_out_constructor): New.
54 * output.h: Update declarations.
55 * c-decl.c (c_expand_body): Use target hooks instead of
56 assemble_constructor and assemble_destructor.
57 * profile.c (output_func_start_profiler): Likewise.
58 * objc/objc-act.c (finish_objc): Likewise.
59 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
61 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
63 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
64 (DTORS_SECTION_ASM_OP): Likewise.
65 (__CTOR_LIST__): Use attribute section when possible.
66 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
68 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
69 ASM_OUTPUT_CONSTRUCTOR.
71 * config/darwin.c (machopic_asm_out_constructor): New.
72 (machopic_asm_out_destructor): New.
73 * config/darwin-protos.h: Update declarations.
74 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
75 (ASM_OUTPUT_DESTRUCTOR): Remove.
76 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
77 * config/nextstep.c (nextstep_asm_out_constructor): New.
78 (nextstep_asm_out_destructor): New.
79 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
80 (ASM_OUTPUT_DESTRUCTOR): Remove.
81 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
82 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
84 * config/i386/aix386ng.h: Likewise.
86 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
87 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
88 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
89 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
90 * config/lynx.h: Likewise.
91 * config/netware.h: Likewise.
92 * config/psos.h: Likewise.
93 * config/alpha/alpha-interix.h: Likewise.
94 * config/alpha/elf.h: Likewise.
95 * config/arc/arc.h: Likewise.
96 * config/arm/aof.h: Likewise.
97 * config/arm/coff.h: Likewise.
98 * config/arm/elf.h: Likewise.
99 * config/c4x/c4x.h: Likewise.
100 * config/h8300/h8300.h: Likewise.
101 * config/i386/cygwin.h: Likewise.
102 * config/i386/djgpp.h: Likewise.
103 * config/i386/i386-coff.h: Likewise.
104 * config/i386/i386-interix.h: Likewise.
105 * config/i386/sco5.h: Likewise.
106 * config/i386/vsta.h: Likewise.
107 * config/i386/win32.h: Likewise.
108 * config/i960/i960-coff.h: Likewise.
109 * config/ia64/sysv4.h: Likewise.
110 * config/m68hc11/m68hc11.h: Likewise.
111 * config/m68k/coff.h: Likewise.
112 * config/m68k/mot3300.h: Likewise.
113 * config/m88k/m88k.h: Likewise.
114 * config/mcore/mcore-pe.h: Likewise.
115 * config/mcore/mcore.h: Likewise.
116 * config/mips/elf.h: Likewise.
117 * config/mips/elf64.h: Likewise.
118 * config/mips/iris6.h: Likewise.
119 * config/pa/pa64-hpux.h: Likewise.
120 * config/rs6000/sysv4.h: Likewise.
121 * config/sh/sh.h: Likewise.
122 * config/sparc/litecoff.h: Likewise.
124 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
125 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
126 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
127 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
128 (ASM_OUTPUT_DESTRUCTOR): Remove.
129 * config/a29k/a29k.c: Move include of tree.h.
130 * config/a29k/udi.h: Delete file.
131 * config/alpha/alpha.c (vms_asm_out_constructor): New.
132 (vms_asm_out_destructor): New.
133 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
134 (EXTRA_SECTION_FUNCTIONS): Likewise.
135 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
136 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
137 * config/c4x/c4x.c: Move include of tree.h.
138 * config/clipper/clipper.c (clix_asm_out_constructor): New.
139 (clix_asm_out_destructor): New.
140 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
141 (ASM_OUTPUT_DESTRUCTOR): Remove.
142 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
143 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
144 (TARGET_ASM_CONSTRUCTOR): New.
145 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
146 (sco_asm_out_constructor): New.
147 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
148 * config/i386/svr3gas.h: Remove stack grows up code.
149 Remove code duplicated from i386/sysv3.h.
150 (TARGET_ASM_CONSTRUCTOR): New.
151 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
152 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
153 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
154 (TARGET_ASM_CONSTRUCTOR): New.
155 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
156 (m68hc11_asm_out_destructor): New.
157 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
158 (TARGET_ASM_DESTRUCTOR): New.
159 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
160 * config/m68k/dpx2.h: Properly undef all the bits inherited from
161 config/svr3.h pertaining to section manipulation.
162 * config/m68k/dpx2g.h: Remove #if 0 code.
163 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
164 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
165 (ASM_OUTPUT_CONSTRUCTOR): Remove.
166 (TARGET_ASM_CONSTRUCTOR): New.
167 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
168 (m88k_svr3_asm_out_constructor): New.
169 (m88k_svr3_asm_out_destructor): New.
170 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
171 (ASM_OUTPUT_DESTRUCTOR): Remove.
172 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
173 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
174 * config/rs6000/aix.h: Likewise.
175 * config/mips/rtems64.h: Don't undef removed constructor related bits.
176 * config/mips/vxworks.h: Likewise.
177 * config/rs6000/lynx.h: Likewise.
178 * config/sh/elf.h: Likewise.
179 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
180 (DTORS_SECTION_ASM_OP): New.
181 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
182 (ASM_OUTPUT_DESTRUCTOR): Remove.
183 * config/sparc/sol2-sld-64.h: Likewise.
184 * config/vax/vax.c (vms_asm_out_constructor): New.
185 (vms_asm_out_destructor): New.
186 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
187 (ASM_OUTPUT_DESTRUCTOR): Remove.
188 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
190 * doc/tm.texi (@node Initialization): Update.
192 2001-08-09 Richard Henderson <rth@redhat.com>
194 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
195 (__do_global_dtors_aux): Use gp-relative static data to avoid
196 one dynamic relocation.
197 (__do_frame_setup): Register Java classes.
198 * config/alpha/crtend.asm (__JCR_END__): New.
200 2001-08-09 Zack Weinberg <zackw@stanford.edu>
202 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
203 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
204 (GEN, STAGESTUFF): Add new files.
205 (insn-constants.h, s-constants, tm-preds.h, s-preds,
206 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
207 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
208 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
209 as well as insn-codes.h and insn-flags.h in config.h; and no
210 extra headers in tconfig.h and hconfig.h.
212 * gencodes.c: Eliminate code to generate predicate declarations
213 or #defines for md-file constants.
214 * genconstants.c, genpreds.c: New files.
216 * i386.md: Re-order guard expressions such that TARGET_64BIT
217 comes first, when this permits better optimization. Add
218 TARGET_64BIT to more x86-64 patterns. Add comment explaining
219 why this is desirable.
221 2001-08-09 Jakub Jelinek <jakub@redhat.com>
223 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
224 (find_fde_for_dso): Remove.
225 (_Unwind_IteratePhdrCallback): New.
226 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
227 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
229 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
231 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
232 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
234 2001-08-09 Graham Stott <grahams@redhat.com>
236 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
237 (vis_no_unit): Use it.
238 (visualize_no_unit): Add the insn only if room exists.
240 2001-08-09 Graham Stott <grahams@redhat.com>
242 * predict.c (estimate_probability): Replace magic numbers with
243 appropriate enumeration.
245 2001-08-09 Graham Stott <grahams@redhat.com>
247 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
249 (EXTRACT_FLAGS): Likewise.
251 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
253 * config/mips/mips.c (mips_legitimate_address_p): Check for
254 CONST_INT in last patch.
256 2001-08-08 Anthony Green <green@redhat.com>
258 * java/class.c (emit_register_classes): Use assemble_jcr if
259 possible. Keep the original mechanism as a fallback.
260 * defaults.h (JCR_SECTION_NAME): Define if we have named section
261 and weak symbol support.
262 * crtstuff.c (__JCR_LIST__): Define.
263 (__JCR_END__): Define.
264 (_Jv_RegiserClasses): Define weak symbol if possible.
265 (__do_global_ctors_aux): Register classes for ELF targets with
268 2001-08-08 Kazu Hirata <kazu@hxi.com>
270 * dbxout.c: Fix comment formatting.
271 * dependence.c: Likewise.
273 * diagnostic.c: Likewise.
274 * dominance.c: Likewise.
275 * doprint.c: Likewise.
276 * dwarf2out.c: Likewise.
277 * dwarfout.c: Likewise.
278 * emit-rtl.c: Likewise.
279 * except.c: Likewise.
280 * explow.c: Likewise.
281 * expmed.c: Likewise.
284 * fold-const.c: Likewise.
285 * function.c: Likewise.
287 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
289 * global.c (retry_global_alloc): Avoid shadowing allocno.
291 2001-08-08 Mark Mitchell <mark@codesourcery.com>
293 * except.c (remove_fixup_regions): Fix typo.
295 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
297 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
298 unsigned HOST_WIDE_INT to avoid warning.
299 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
300 * flow.c (set_block_for_new_insns): Likewise.
302 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
304 * sibcall.c (return_value_pseudo): New static variable.
305 (skip_copy_to_return_value): Handle return_value_pseudo.
306 (call_ends_block_p): Ensure that return_value_pseudo is set.
307 (optimize_sibling_and_tail_recursive_call): Discover the
308 load of pseudo return value in alternate exit block.
310 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
312 * calls.c (ECF_ALWAYS_RETURN): New constant.
313 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
314 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
315 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
316 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
317 * rtl.c (reg_note_name): New name.
318 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
320 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
322 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
324 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
326 * alias.c (get_alias_set): Return a previously calculated
327 alias set for a VAR_DECL.
328 * function.c (gen_mem_addressof): Calculate the alias set before
331 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
333 * predict.def: Set hitrates according our experimental run.
335 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
337 * i386.h (HARD_REGNO_RENAME_OK): New macro.
339 2001-08-08 H.J. Lu <hjl@gnu.org>
341 * config/mips/mips.c (mips_unique_section): New. Copied from
344 * config/mips/mips-protos.h (mips_unique_section): New
347 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
349 * config/mips/little.h: New. Generic little endian mips
350 targets. Only mips*-*-linux* is converted to use it so far.
352 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
353 (WCHAR_TYPE): Defined
354 (WCHAR_TYPE_SIZE): Likewise.
355 (INIT_SUBTARGET_OPTABS): Likewise.
356 (BSS_SECTION_ASM_OP): Likewise.
357 (SBSS_SECTION_ASM_OP): Likewise.
358 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
359 (ASM_DECLARE_OBJECT_NAME): Likewise.
360 (UNIQUE_SECTION): Likewise.
361 (EXTRA_SECTIONS): Likewise.
362 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
363 (ASM_OUTPUT_DESTRUCTOR): Likewise.
364 (ASM_OUTPUT_DEF): Likewise.
365 (HANDLE_SYSV_PRAGMA): Removed.
366 (NO_IMPLICIT_EXTERN_C): Likewise.
367 (TARGET_MEM_FUNCTIONS): Likewise.
368 (STARTFILE_SPEC): Likewise.
369 (ENDFILE_SPEC): Likewise.
370 (LIB_SPEC): Likewise.
371 (INVOKE__main): Likewise.
372 (CTOR_LIST_BEGIN): Likewise.
373 (CTOR_LIST_END): Likewise.
374 (DTOR_LIST_BEGIN): Likewise.
375 (DTOR_LIST_END): Likewise.
376 (SET_ASM_OP): Likewise.
377 (ASM_OUTPUT_SOURCE_LINE): Likewise.
378 (ASM_OUTPUT_DEF): Likewise.
379 (ASM_OUTPUT_IDENT): Likewise.
381 * config/mips/mips.h (ASM_SPEC): Undefine before define.
382 (CPLUSPLUS_CPP_SPEC): Likewise.
383 (ASM_APP_ON) Redefine only if not defined.
384 (ASM_APP_OFF): Likewise.
385 (ASM_OUTPUT_SOURCE_LINE): Likewise.
386 (ASM_OUTPUT_IDENT): Likewise.
388 * config.gcc: Update tm_file for Linux/mips.
390 2001-08-08 Bernd Schmidt <bernds@redhat.com>
392 * cselib.c (cselib_record_sets): If insn is predicated, turn
393 sources into IF_THEN_ELSEs.
395 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
396 Turn into define_insn_and_split.
398 * sched-deps.c: Include "cselib.h".
399 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
400 Use cselib to turn memory addresses into VALUEs.
401 (sched_analyze): Call cselib_init/cselib_finish if necessary.
402 * sched-int.h (struct sched_info): New member USE_CSELIB.
403 * sched-ebb.c (ebb_sched_info): Initialize it.
404 * sched-rgn.c (rgn_sched_info): Likewise.
405 * Makefile.in (sched-deps.o): Update dependencies.
407 * cselib.h (cselib_subst_to_values): Declare.
408 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
409 that have no value and autoincs to be handled by generating a new
412 2001-08-08 Graham Stott <grahams@redhat.com>
414 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
415 within fixed length SEQUENCE.
417 2001-08-08 Graham Stott <grahams@redhat.com>
419 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
420 (diagnostic_prefixing_rule): Likewise.
421 (diagnostic_line_cutoff): Likewise.
422 (diagnostic_kind_count): Likewise.
424 2001-08-08 Graham Stott <grahams@redhat.com>
426 * alias.c (find_base_decl): Delete redundent assignment.
428 2001-08-08 Graham Stott <grahams@redhat.com>
430 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
431 (abs): Uppercase and paranthesize macro parameter.
432 (MEM_DEPENDENCY): Add whitespace.
434 2001-08-08 Graham Stott <grahams@redhat.com>
436 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
437 failure check for CONST_INT
439 2001-08-08 Graham Stott <grahams@redhat.com>
441 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
442 (libcall_dead_p): Likewise.
444 (mark_used_regs): Constify fmt.
445 (find_use_as_address): Likewise.
447 2001-08-08 Graham Stott <grahams@redhat.com>
449 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
452 2001-08-08 Graham Stott <grahams@redhat.com>
454 * combine.c (combine_simplify_rtx): Update comment and
455 remove erroneous test.
457 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
459 * cppinit.c (cpp_finish): Pop the final buffer without comment.
460 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
461 take care to avoid multiple no-newline at EOF warnings in that
464 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
466 * calls.c (expand_call): Do not emit INSN_SETJMP note.
467 (emit_library_call_value_1): Likewise.
468 (emit_call_1): Emit REG_SETJMP note.
469 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
471 * cselib.c (cselib_process_insn): Likewise.
472 * flow.c (propagate_block): Likewise.
473 * loop.c (find_and_verify_loops): Likewise.
474 * reload.c (find_equiv_regs): Likewise.
475 * reload1.c (reload): Likewise.
476 * resource.c (mark_referenced_resources,
477 mark_set_resources): Likewise.
478 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
479 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
480 * haifa-sched.c (unlink_other_notes): Likewise.
481 (reemit_notes): Likewise.
482 * sched-ebb.c (sched_ebb): Likewise.
483 * sched-rgc.c (sched_region): Likewise.
484 * rtl.c (note_insn_name): Likewise.
485 (reg_note_name): Add REG_SETJMP
486 * rtl.h (reg_note): Add REG_SETJMP.
487 (insn_note): Remove NOTE_INSN_SETJMP.
489 * profile.c (branch_prob): Add fake edges for setjmp.
491 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
493 * config.gcc: Quote target_cpu_default2 correctly for
494 powerpc*-*-* targets.
496 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
498 * cpplib.h, line-map.h: Update comments.
499 * cppmain.c (printer_init): Move inline.
500 (maybe_print_line, print_line): Take a map pointer.
501 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
502 (cb_file_change): Don't use prior value of print.map.
504 2001-08-07 David Edelsohn <edelsohn@gnu.org>
506 * doc/install.texi: Document fine-grained multilib configuration.
508 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
510 * rtlanal.c (find_first_parameter_load): Call note_stores
511 only on the instructions.
513 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
515 * alias.c (nonlocal_mentioned_p):
516 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
517 * calls.c (emit_call_1): Likewise.
518 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
519 * cselib.c (cselib_process_insn): Likewise.
520 * df.c (df_insns_modify): Likewise.
521 * flow.c (need_fake_edge_p): Likewise.
522 (propagate_one_insn): Likewise.
523 * haifa-sched.c (reemit_notes): Likewise.
524 * integrate.c (copy_insn_list): Likewise.
525 * jump.c (delete_prior_computation): Likewise.
526 * local-alloc.c (validate_equiv_mem): Likewise.
527 * loop.c (scan_loop): Likewise.
528 * predict.c (estimate_probability): Likewise.
529 * reload.c (reload): Likewise.
530 * sched-deps (sched_analyze): Likewise.
531 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
532 * gcse.c (compute_hash_table): Likewise.
533 (mark_call): Likewise.
534 (store_killed_in_insn): Likewise.
536 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
538 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
540 2001-08-06 Richard Henderson <rth@redhat.com>
542 * varasm.c (assemble_gc_entry): Remove.
543 * output.h: Likewise.
545 2001-08-06 Richard Henderson <rth@redhat.com>
547 * varasm.c (assemble_constructor): Take a symbol_ref and a
548 priority instead of a bare string. Move priority handling
549 here from cp/decl2.c.
550 * output.h: Update decls.
552 * c-decl.c (c_expand_body): Update calls to assemble_constructor
553 and assemble_destructor.
554 * profile.c (output_func_start_profiler): Likewise.
555 * objc/objc-act.c (finish_objc): Likewise.
556 (build_module_descriptor): Return the symbol not the symbol name.
558 2001-08-06 David Edelsohn <edelsohn@gnu.org>
560 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
561 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
562 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
563 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
564 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
565 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
567 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
569 * cpperror.c (print_containing_files): Moved to line-map.c.
570 (print_location): line-map.c handles re-listing or otherwise.
571 * cpphash.h (struct lexer_state): Remove next_bol.
572 (struct cpp_buffer): Remove include_stack_listed.
573 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
574 Remove faked buffer handling.
575 (_cpp_do_file_change): Tweak.
576 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
577 * cppmain.c (struct printer): Remove filename.
578 (print_line, cb_file_change): Update accordingly.
579 * line-map.c: Include intl.h.
580 (init_line_maps): Initialize last_listed.
581 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
582 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
583 (print_containing_files): New.
584 * line-map.h (struct line_maps): New member last_listed.
585 (print_containing_files, INCLUDED_FROM): New.
586 * Makefile.in: Update.
587 * po/POTFILES.in: Add line-map.c.
589 2001-08-06 Richard Henderson <rth@redhat.com>
591 * except.c (convert_from_eh_region_ranges_1): Never mark
592 USE or CLOBBER insns as throwing.
594 * expr.c (store_constructor): Don't clobber memory targets.
596 2001-08-06 Andreas Jaeger <aj@suse.de>
598 * profile.c (branch_prob): Remove unused variable insn.
600 * Makefile.in (local-alloc.o): Add dependency on except.h.
602 * local-alloc.c: Include except.h for can_throw_internal prototype.
604 2001-08-06 Richard Henderson <rth@redhat.com>
606 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
607 * function.c (expand_main_function): Implement it.
608 * doc/tm.texi: Document it.
610 2001-08-06 Stan Shebs <shebs@apple.com>
612 * doc/install.texi: Document powerpc-*-darwin* details.
614 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
616 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
617 (ASM_CPU_SPEC): Move back to rs6000.h
618 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
620 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
622 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
625 * config/rs6000/linux64.h: Ditto.
627 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
628 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
631 Remove accidently readded definitions of FUNCTION_PROLOGUE,
632 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
634 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
637 2001-08-05 Richard Henderson <rth@redhat.com>
639 * local-alloc.c (update_equiv_regs): Do not move insns that
642 2001-08-05 Jan Hubicka <jh@suse.cz>
644 * Makefile.in (reload1.o): Add dedendancy on except.h
645 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
647 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
648 indicating wehther edges has been cleaned up.
649 * reload1.c: Inlucde except.h
650 (fixup_abnormal_edges): Accept deleted insns.
651 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
654 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
656 * cpplib.c (do_line): Correct line number after pop_buffer.
658 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
661 * line-map.c: Update comments.
662 * line-map.h: Update comments.
663 * tradcif.y: Don't consider large numbers unsigned.
665 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
668 * c-lex.c (map): New.
669 (cb_file_change): Update map and use it.
670 (cb_def_pragma, cb_define, cb_undef): Use map and line.
671 (c_lex): Update to use map.
672 * cpperror.c (print_location): Move to using logical line numbers.
673 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
674 (cpp_make_system_header): Similarly.
675 (_cpp_execute_include): Stop line numbering hacks. Store the
676 line we will return to.
677 * cpphash.h (CPP_BUF_LINE): Remove.
678 (struct cpp_buffer): Remove lineno and pseudo_newlines.
679 Add map and return_to_line.
680 (_cpp_do_file_change): Update.
681 * cppinit.c (cpp_start_read): Update line kludge.
682 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
683 (trigraph_ok): Use logical line numbers for diagnostics.
684 (skip_block_comment): Likewise.
685 (skip_whitespace): Likewise.
686 (skip_line_comment): Use pfile->line instead.
687 (_cpp_lex_token): Update to use logical line numbering exclusively.
688 Handle BOL locally. Accept new lines in directives, but keep
689 pfile->line decremented. Diagnostics use logical lines. Update
691 * cpplib.c (SEEN_EOL): New.
692 (skip_rest_of_line, check_eol): Use it.
693 (end_directive): Increase line number when accepting the newline
694 at the end of a directive.
695 (run_directive): Simplify.
696 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
697 (_cpp_do_file_change): Update to take buffer line number as an
698 argument, and store the current map in the cpp_reader. Remove
700 (_cpp_do__Pragma): Restore output position after a _Pragma.
701 (cpp_push_buffer): Don't set output line or lineno.
702 (_cpp_pop_buffer): Transfer more info from a faked buffer.
703 Remove line kludge. Set output_line.
704 * cppmacro.c (builtin_macro): Update handling of __LINE__.
705 (parse_arg): Use logical lines.
706 (save_lookahead_token): Save EOFs too now.
707 * cppmain.c (struct printer): Fix comments.
708 (printer_init): Simplify, let caller do errors.
709 (scan_translation_unit, check_multiline_token, dump_macro): Update.
710 (maybe_print_line): Simplify.
711 (print_line): Don't print a linemarker if -P.
712 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
713 (cb_file_change): Simplify.
714 * line-map.h (LAST_SOURCE_LINE): Fix.
715 (CURRENT_LINE_MAP): New.
717 2001-08-05 Bernd Schmidt <bernds@redhat.com>
719 * doloop.c (doloop_modify_runtime): Properly compute number of
720 iterations if loop was unrolled.
722 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
723 if their CSELIB_VAL_PTRs are.
725 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
726 (setup_spill_pointers): Initialize it.
727 (spill_restore_mem): Set it.
728 (do_spill, do_restore): Use it to add REG_INC note.
729 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
731 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
732 asms if other insns are available.
734 * config/ia64/ia64.c (condop_operator): New predicate.
735 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
736 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
739 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
740 temporary register than directly using a MEM.
742 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
744 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
745 parameter in last change.
747 2001-08-04 Zack Weinberg <zackw@panix.com>
749 * sparc.md: Don't use #if inside C test expression.
751 2001-08-04 Richard Henderson <rth@redhat.com>
753 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
755 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
757 * cpphash.h (struct cpp_reader): New member directive_line.
758 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
759 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
760 do_pragma): Pass line to callbacks.
761 (start_directive): Record line of directive.
762 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
763 cb_include): Similarly.
764 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
767 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
769 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
772 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
774 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
776 * reload1.c (fixup_abnormal_edges): New static function.
779 * flow.c (need_fake_edge_p): New function.
780 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
781 avoid call insn to be very last insn in the insn stream.
783 * profile.c (branch_prob): Call flow_call_edges_add instead of
784 doing that by hand; cleanup cfg to re-merge basic blocks once
787 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
789 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
790 are also on line-map.h.
791 * cppfiles.c (stack_include_file): Update.
792 * cpphash.h (struct cpp_buffer): New member return_at_eof.
793 (_cpp_pop_buffer): New.
794 * cppinit.c (cpp_destroy, cpp_finish): Update.
795 (do_includes): Mark each buffer to return at EOF.
796 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
798 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
799 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
800 * cpplib.h (cpp_pop_buffer): Remove.
801 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
802 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
804 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
806 (do_preprocessing): Update.
807 * fix-header.c (read_scan_file): Update. No need to pop buffers.
808 * c-parse.in (_yylex): Similarly.
809 * scan-decls.c (scan_decls): Similarly.
810 * line-map.h: Update comments.
812 * objc/Make-lang.in (objc-act.o): Update dependencies.
814 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
816 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
817 and soft register for operand 0.
818 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
820 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
822 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
823 register for operand 0.
824 ("bitcmpqi_z_used"): Allow memory for operand 0.
825 (split "bitcmpqi"): New split to handle address reg as operand 1.
827 2001-08-04 Andreas Jaeger <aj@suse.de>
829 * gcse.c: Revert Daniel's last patch.
831 2001-08-03 Zack Weinberg <zackw@stanford.edu>
833 * sparc-protos.h: Add prototypes for fp_zero_operand and
835 * sh-protos.h: Add prototype for fpul_operand.
837 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
839 * doc/extend.texi (Other Builtins): Fix typo in last change.
841 2001-08-03 Richard Henderson <rth@redhat.com>
843 * target.h (gcc_target): Add asm_out.named_section,
844 section_type_flags, have_named_sections.
845 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
846 (TARGET_HAVE_NAMED_SECTIONS): New.
847 (TARGET_SECTION_TYPE_FLAGS): New.
849 * Makefile.in (toplev.o): Depend on TARGET_H.
850 (varasm.o, dbxout.o): Likewise.
851 * c-common.c (decl_attributes): Check targetm.have_named_sections
852 instead of ifdef ASM_OUTPUT_SECTION_NAME.
853 * dbxout.c (dbxout_function_decl): Likewise.
854 (dbxout_function_end): Likewise.
855 * toplev.c (compile_file): Likewise.
856 * varasm.c (exception_section): Likewise.
857 * cp/decl2.c (finish_objects): Likewise.
859 * defaults.h (EH_FRAME_SECTION): Remove.
860 (EH_FRAME_SECTION_ASM_OP): Remove.
861 (EH_FRAME_SECTION_NAME): New.
862 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
863 (UNIQUE_SECTION_P): Remove.
864 * dwarf2out.c (SECTION_FORMAT): Remove.
865 (ASM_OUTPUT_SECTION): Remove.
866 (output_call_frame_info): Use named_section_flags.
867 (output_comp_unit, dwarf2out_start_source_file): Likewise.
868 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
869 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
870 * varasm.c (in_eh_frame, eh_frame_section): Remove.
871 (named_section_flags): New.
872 (named_section): Use it and targetm.section_type_flags.
873 (resolve_unique_section): New.
874 (assemble_start_function): Use it.
875 (asm_emit_uninitialised, assemble_variable): Likewise.
876 (default_section_type_flags): New.
877 (default_no_named_section, default_elf_asm_named_section): New.
878 (default_coff_asm_named_section, default_pe_asm_named_section): New.
879 * output.h: Update varasm.c decls.
880 (SECTION_*): New flags.
882 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
883 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
885 * config/elfos.h (UNIQUE_SECTION_P): Remove.
886 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
887 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
888 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
889 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
890 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
891 * config/mips/elf.h, config/mips/elf64.h: Likewise.
892 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
893 * config/pa/pa64-hpux.h,
895 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
896 (TARGET_ASM_NAMED_SECTION): New.
897 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
898 * config/alpha/vms.h, config/arm/coff.h: Likewise.
899 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
900 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
901 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
902 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
903 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
904 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
905 * config/i386/sco5.h, config/i386/win32.h: Likewise.
906 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
907 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
908 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
909 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
910 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
911 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
912 * config/sparc/sysv4.h: Likewise.
914 * config/nextstep.h: Error until named sections implemented.
916 * config/a29k/a29k.c (a29k_asm_named_section): New.
917 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
918 (vms_section_type_flags, vms_asm_named_section): New.
919 * config/arm/arm.c (arm_elf_asm_named_section): New.
920 * config/avr/avr.c (asm_output_section_name): Remove.
921 * config/avr/avr-protos.h: Update.
922 * config/c4x/c4x.c (c4x_asm_named_section): New.
923 * config/h8300/h8300.c (h8300_asm_named_section): New.
924 * config/i386/i386.c (sco_asm_named_section): New.
925 * config/i386/winnt.c (SECTION_PE_SHARED): New.
926 (i386_pe_section_type_flags): New.
927 (i386_pe_asm_named_section): New.
928 * config/i386/i386-protos.h: Update.
929 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
930 * config/mcore/mcore.c (mcore_asm_named_section): New.
931 * config/mips/mips.c (iris6_asm_named_section): New.
932 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
933 instead of UNIQUE_SECTION_P.
934 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
935 (xcoff_asm_named_section): New.
936 * config/sh/sh.c (sh_asm_named_section): New.
937 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
939 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
940 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
941 (EH_FRAME_SECTION_NAME): New.
942 (EXCEPTION_SECTION): New.
943 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
944 (DEBUG_*_SECTION): Remove.
945 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
946 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
947 (EH_FRAME_SECTION_ASM_OP): Remove.
949 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
950 (ASM_OUTPUT_SECTION_NAME): Remove.
951 (TARGET_ASM_NAMED_SECTION): New.
952 (TARGET_HAVE_NAMED_SECTIONS): New.
953 (TARGET_SECTION_TYPE_FLAGS): New.
954 (EH_FRAME_SECTION_ASM_OP): Remove.
955 (EH_FRAME_SECTION_NAME): New.
957 2001-08-03 Zack Weinberg <zackw@stanford.edu>
959 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
960 for complex expressions when cfun == 0.
961 * doc/extend.texi: Document that __builtin_constant_p can be
962 used in data initializers as well as functions.
964 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
966 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
967 variable I locally, instead of expecting a declaration in the
970 2001-08-03 Richard Henderson <rth@redhat.com>
972 * except.c (collect_one_action_chain): Add an explicit cleanup
973 action if regions surrounding a catch were encoded entirely
974 within the call-site entry.
976 2001-08-03 Richard Henderson <rth@redhat.com>
978 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
979 don't take REGNO of a non-register.
981 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
983 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
984 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
985 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
986 (__gthread_mutex_init_function): New function for mutex initialization.
988 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
990 * Makefile.in: Revert screwed up commit.
992 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
994 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
995 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
996 merged by linker script to get a final _exit().
997 (__do_global_dtors): New for destructor handling in specific exit
999 (__do_global_ctors): New for constructors in specific install section.
1000 (__map_data_section): Map data sections before running constructors.
1001 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
1002 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
1003 (DTORS_SECTION_ASM_OP): Likewise.
1004 (CTORS_SECTION_FUNCTION): Define to force a reference to
1006 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
1008 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1010 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
1012 * Makefile.in: Add df.h to gcse.c dependencies.
1014 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1016 * varasm.c (output_constant_def_contents): Use for the length of a
1017 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
1018 depending on which is larger.
1020 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1022 * gcse.c: Include df.h for use as a dataflow analyzer.
1024 Declaration of reg_set_info: gone.
1025 New df_analyzer variable used by store motion.
1026 (reg_set_info): Deleted.
1027 (mark_mem_regs): New function, analyze regs used by a mem.
1028 (store_ops_ok): Use dataflow analyzer results to determine if
1029 necessary regs are changed in the block.
1030 (find_moveable_store): Remove check for symbol ref, we can handle
1031 much more complex expressions now.
1032 (compute_store_table): Remove most of the code, it's unnecessary
1033 now that the dataflow analyzer records the info for us.
1034 (store_killed_after): Add parameter to say whether to do the
1035 store_ops_okay test, used to speed up testing when we already know
1036 the answer, and just want to know if the store itself was killed.
1037 (build_store_vector): Largely rewritten to calculate the various
1038 vectors properly, and somewhat optimized.
1039 (store_motion): Init the df_analyzer, get REG_DEF chains.
1040 Also handle trapping expressions (since mems almost always trap)
1041 (simple_mem): Redefine what a simple mem is.
1043 2001-08-03 DJ Delorie <dj@redhat.com>
1045 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
1046 set from a constant part of the condition.
1048 2001-08-01 Andrew Cagney <ac131313@redhat.com>
1050 * mkdeps.c (deps_add_default_target): Make local variable
1051 ``start'' a const char pointer.
1052 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
1054 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1056 * doc/install.texi (Configuration): Fix markup.
1057 (Specific, i?86-*-udk): Likewise.
1058 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
1060 Document --enable-threads and --enable-libgcj status.
1061 (Specific, mips-sgi-irix*): Canonicalize triples.
1062 (Specific, mips-sgi-irix5): Warn about problems with this config.
1063 Mention required GNU as patch.
1064 Native assembler problems are fixed.
1065 (Specific, mips-sgi-irix6): Update O32 ABI support status.
1066 Document --enable-threads and --enable-libgcj status.
1068 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1070 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
1073 2001-08-03 Richard Henderson <rth@redhat.com>
1075 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
1078 2001-08-03 Richard Henderson <rth@redhat.com>
1080 * rtlanal.c (find_first_parameter_load): Stop if we
1081 reach a CODE_LABEL at BOUNDARY.
1083 2001-08-03 Richard Henderson <rth@redhat.com>
1085 * config/alpha/alpha.md (force_movdi): New insn.
1086 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
1087 Tweek FRP marking of VMS prologue insns.
1088 * config/alpha/vms.h (EPILOGUE_USES): New.
1090 2001-08-02 Richard Henderson <rth@redhat.com>
1092 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
1094 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1096 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
1097 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
1098 config/convex/convex.h, config/d30v/d30v.c,
1099 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1100 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
1101 config/mips/mips.h, config/mn10200/mn10200.h,
1102 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
1103 config/v850/v850.h, config/vax/openbsd.h,
1104 config/vax/openbsd1.h, config/vax/ultrix.h,
1105 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
1106 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
1107 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
1108 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
1109 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
1110 in comments and documentation.
1112 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1116 * Makefile.in (line-map.o): New.
1117 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
1118 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
1119 * cpperror.c (print_containing_files): Similarly.
1120 (print_location): Update. Don't output a space before _Pragma.
1121 * cppfiles.c (stack_include_file): Set to line 1 immediately.
1122 (stack_include_filee, cpp_make_system_header): Update.
1123 (_cpp_execute_include): Get logical line number right for calling
1124 as-yet-unterminated #include.
1125 * cpphash.h (struct cpp_reader): Add line_maps.
1126 (_cpp_do_file_change): Update.
1127 * cppinit.c (cpp_create_reader): Initialize line maps.
1128 (cpp_destroy): Destroy line maps.
1129 (cpp_start_read): Get logical line number right.
1130 * cpplex.c (parse_string): Only warn once for multi-line strings.
1131 Use boolean variable for null warning.
1132 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
1134 (do_include_common): End the directive early.
1135 (do_line): Don't warn about out-of-range lines in preprocessed
1136 source. Update. Remove unused variables.
1137 (_cpp_do_file_change): Update for new line mapping.
1138 (pragma_cb): New typedef.
1139 (cpp_register_pragma): Stop looking ahead before calling the
1141 (do_pragma_system_header): End directive early.
1142 (cpp_get_line_maps): New.
1143 (cpp_pop_buffer): Fudge logical line. Update.
1144 * cpplib.h: Include line-map.h
1145 (enum cpp_fc_reason): Remove.
1146 (struct cpp_file_change): Update.
1147 (cpp_get_line_maps): New.
1148 * cppmain.c (struct_printer): New member map.
1149 (cb_file_change): Update for new mappings.
1150 * fix-header.c (cb_file_change): Similarly.
1152 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1154 * Makefile.in (libgcc.mk): Define mkinstalldirs.
1155 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
1157 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1159 * config/vax/vax.c: include expr.h.
1161 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1163 * Makefile.in ($(srcdir)/configure): Only rebuild in
1165 ($(srcdir)/config.in): Only define in maintainer mode.
1166 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
1168 2001-08-02 David Edelsohn <edelsohn@gnu.org>
1170 * doc/install.texi (Install GCC: Binaries): Update Bull info.
1172 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1174 * gcc.c (set_collect_gcc_options): New function, split out from
1176 Ignore elided switches.
1177 (do_spec_1): Invoke before executing command.
1178 (set_input): Export.
1179 Move declaration ...
1180 * gcc.h (set_input): ... here.
1181 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1184 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
1187 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
1189 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
1191 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
1193 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
1194 for the unnamed instructions it expands to.
1196 2001-08-02 Richard Henderson <rth@redhat.com>
1198 * regclass.c (call_really_used_regs): Conditionally define.
1199 (init_reg_sets_1): Don't use it if not defined.
1200 (fix_register): Similarly, don't set it.
1202 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1204 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
1205 Correct comment that had been missed in the previous change.
1207 2001-08-01 Stan Shebs <shebs@apple.com>
1209 * config/darwin.c (machopic_stub_name): Try matching by name.
1210 (update_stubs): New function.
1211 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
1214 2001-08-01 Richard Henderson <rth@redhat.com>
1216 * except.c (output_function_exception_table): Use assemble_align.
1217 * varasm.c (assemble_eh_label): Remove.
1218 (assemble_eh_align, assemble_eh_integer): Remove.
1220 2001-08-01 Robert Lipe <robertl@caldera.com>
1222 * dwarfout.c: Remove reference to README.DWARF.
1224 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
1226 * regclass.c (call_really_used_regs): New array for registers which
1227 are actually used by a call.
1228 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
1230 (fix_register): Set call_really_used too.
1231 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
1232 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
1234 2001-08-01 Richard Henderson <rth@redhat.com>
1236 * read-rtl.c (read_name): Consider \r whitespace.
1238 2001-07-11 Andrew Cagney <ac131313@redhat.com>
1240 * config.gcc: Recognize powerpc-*-netbsd*.
1242 * doc/install.texi (Host/target specific installation notes for
1243 GCC): Mention powerpc-*-netbsd*.
1245 * config/rs6000/netbsd.h: New file.
1246 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
1247 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
1248 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
1249 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
1250 (TARGET_VERSION): Redefine.
1252 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
1253 mcall-netbsd as a match for mcall-sysv.
1254 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
1255 (ncrti.S, ncrtn.S): New targets.
1256 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
1258 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
1259 "netbsd' as a V4 ABI.
1260 (ASM_SPEC): Check for -mcall-netbsd.
1261 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
1262 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
1263 (LIB_SPEC, ENDFILE_SPEC): Ditto.
1264 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
1265 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
1266 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
1267 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
1269 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
1270 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
1272 2001-08-01 Mark Kettenis <kettenis@gnu.org>
1274 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
1275 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
1276 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
1277 including "unwind-pe.h".
1279 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1281 * rs6000.md (define_splits): Kill unused constraints.
1283 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
1284 Jan Hubicka <jh@suse.cz>
1286 * function.c (thread_prologue_and_epilogue_insns): Kill code
1287 dealing with non-existent CFG.
1289 2001-08-01 Kazu Hirata <kazu@hxi.com>
1291 * alias.c: Fix comment formatting.
1292 * bitmap.c: Likewise.
1293 * builtins.c: Likewise.
1294 * calls.c: Likewise.
1295 * c-common.c: Likewise.
1296 * c-decl.c: Likewise.
1297 * c-dump.c: Likewise.
1298 * c-lex.c: Likewise.
1299 * collect2.c: Likewise.
1300 * combine.c: Likewise.
1301 * conflict.c: Likewise.
1302 * cppfiles.c: Likewise.
1303 * cppinit.c: Likewise.
1304 * cpplex.c: Likewise.
1305 * cpplib.c: Likewise.
1306 * cppmacro.c: Likewise.
1307 * cppspec.c: Likewise.
1308 * c-pragma.c: Likewise.
1309 * crtstuff.c: Likewise.
1311 * cselib.c: Likewise.
1312 * c-semantics.c: Likewise.
1313 * c-typeck.c: Likewise.
1315 2001-08-01 H.J. Lu <hjl@gnu.org>
1317 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
1319 2001-08-01 H.J. Lu <hjl@gnu.org>
1321 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
1323 2001-08-01 Ziemowit Laski <zlaski@apple.com>
1325 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
1326 contextualizing Objective-C class name lookup by the lexer.
1327 (typespec_reserved_nonattr): Disable ObjC class name lookup after
1329 (protocoldef): Add support for forward @protocol declarations.
1330 (yylexname): Suppress ObjC class name lookup in certain contexts;
1331 re-enable after lookup is complete.
1332 (_yylex): Re-enable ObjC class name lookup when certain
1333 punctuation marks are seen.
1335 * objc/objc-act.c (check_protocol_recursively): New function used
1336 for finding circular dependencies in protocols.
1337 (objc_declare_protocols): New function for handling forward
1338 @protocol declarations.
1339 (receiver_is_class_object): Detect the case when 'self' is used
1340 inside of a class method.
1341 (build_message_expr): Issue a warning if class method is desired
1342 but instance method is found instead.
1343 (conforms_to_protocol): Streamline.
1344 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
1345 protocol Foo, even if 'Bar foo' does not.
1346 (check_protocols): Streamline.
1347 (start_protocol): Add checks for circular and duplicate protocol
1349 (encode_aggregate_within): For typedefs of structs, encode the
1351 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
1352 (objc_declare_protocols): New prototype.
1354 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1356 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
1357 * cpplex.c (handle_newline): Update prototype. Maintain logical
1359 (skip_escaped_newlines, skip_block_comment, parse_string):
1361 (_cpp_lex_token): Update, and store token position within the token.
1362 * cpplib.h (struct cpp_token): Add line and column entries.
1363 * cppmacro.c (replace_args): Position stringified tokens correctly.
1365 2001-08-01 Andreas Jaeger <aj@suse.de>
1367 * basic-block.h: Add prototype for last_loop_beg_note.
1369 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
1371 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
1372 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
1374 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
1375 while handling WITH_CLEANUP_EXPR node. Use second operand calling
1376 expand_decl_cleanup.
1377 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
1379 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
1380 operand while calling simple_cst_equal.
1381 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
1382 operand is the cleanup expression, the third is the RTL_EXPR.
1383 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
1385 2001-07-31 Jeff Sturm <jsturm@one-point.com>
1387 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
1389 2001-07-31 matthew green <mrg@eterna.com.au>
1391 * config.gcc (i386-*-netbsdelf): New description.
1392 * config/i386/netbsd-elf.h: New file.
1394 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
1396 * loop.c (check_dbra_loop): Use single_set to compute
1399 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
1401 PowerPC reorg and support for powerpc64-*-linux*.
1403 Also fixes emitting of constants on 32 bit and 64 bit
1406 * config.gcc: powerpc64-*-linux* is a new target.
1407 Things that needed aix.h now also include xcoff.h
1409 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1411 Move AIX specific stuff into aix.h.
1412 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1413 with more than just XCOFF now.
1414 (SET_ASM_OP): Remove, now defined where needed.
1415 (FUNCTION_PROLOGUE): New macro definition.
1416 (FUNCTION_EPILOGUE): New macro definition.
1417 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1419 * config/rs6000/xcoff.h: New file.
1421 * config/rs6000/linux64.h: New file.
1423 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1425 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1427 * rs6000.c (print_operand_address): Handle ELF syntax.
1428 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1429 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1430 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1432 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1434 * rs6000.c (rs6000_override_options): Only disable
1435 flag_function_sections for XCOFF.
1436 (exact_log2_cint_operand): New predicate.
1437 (reg_or_{add,sub}_cint64_operand): New predicates.
1438 (add_operand): Compare CONST_INT with fewer function calls.
1439 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1440 (print_operand, case 'p'): Ensure positive operand.
1441 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1442 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1443 (PREDICATE_CODES): Add new predicates.
1444 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1445 (divsi3, modsi3): Ensure positive power-of-2.
1446 (adddi3): Use new predicate. Split 32-bit constants more
1447 correctly. Re-arrange splitter to handle any constant.
1448 (subdi3): Use new predicate.
1449 (divdi3, moddi3): Ensure positive power-of-2.
1450 (movdi): Use rs6000_emit_set_const.
1451 (load_toc_v4_pic_di): Delete.
1453 2001-07-31 Graham Stott <grahams@redhat.com>
1455 * function.c (pad_below): Revert 2001-07-26 patch.
1457 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1459 * reg-stack (convert_regs_1): Fix best edge condition.
1461 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1463 * jump.c (duplicate_loop_exit_test): Better test for jumps
1464 entering the loop; create loop pre_header.
1466 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1468 * doc/install.texi: Add s390 and s390x as new targets.
1469 * doc/invoke.texi: Add documantation of S/390 and zSeries
1471 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1473 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1475 * config/m68k/m68k.md: Replace all general_operand with
1476 nonimmediate_operand for all destinations.
1477 * config/m68k/m68k.c (not_sp_operand): Likewise.
1479 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1481 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1483 2001-07-30 Richard Henderson <rth@redhat.com>
1485 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1486 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1488 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1490 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1491 Add missing doc strings
1492 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1493 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1495 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1497 * i386.c (ix86_output_main_function_alignment_hack): New function.
1498 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1500 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1501 edges by EDGE_DFS_BACK flag.
1502 (dump_edge_info): Add dfs_back flag.
1503 * basic-block.h (EDGE_DFS_BACK): New constant.
1504 (mark_dfs_back_edges): Declare.
1505 * alias.c (loop_p): Remove.
1506 (mark_constant_function): Use mark_dfs_back_edges.
1508 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1509 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1510 (compensate_edge): Break out from ...
1511 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1512 (convert_regs_2): Set block_done once block is really done;
1513 Do updating of the predecesors counts.
1515 * toplev.c (rest_of_compilation): Recompute block_for_insn
1516 before post-reload cfg_cleanup.
1517 * function.c (thread_prologue_epilogue_insns):
1518 Call set_block_for_new_insns when emitting prologue directly.
1520 2001-07-30 Andreas Jaeger <aj@suse.de>
1522 * jump.c: Add prototype for mark_modified_reg.
1524 * cse.c (set_live_p): Add unused attribute.
1526 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1528 (scan_for_source_files): Use long for count to avoid overflow.
1529 (output_data): Likewise.
1530 (output_data): Don't use string concatatenation to silence gcc
1533 * predict.c: Fix typos and grammar.
1535 * gcse.c (insert_insn_end_bb): Remove unused variables.
1537 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1539 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1540 (attempt_auto_inc): LIkewise.
1541 (mark_used_reg): Likewise.
1542 (try_pre_increment_1): Likewise.
1543 * regclass.c (regclass): Likewise.
1544 * global.c (allocno_compare): Update comment; change scaling factor.
1545 * local-alloc.c (QTY_CMP_PRI): Likewise.
1546 * regs.h (REG_FREQ_FROM_BB): New.
1547 (REG_FREQ_MAX): Likewise.
1549 2001-07-30 H.J. Lu <hjl@gnu.org>
1551 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1554 2001-07-30 H.J. Lu (hjl@gnu.org)
1556 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1557 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1558 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1560 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1562 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1563 as -mthumb-interwork when -mcpu=arm7 is specified.
1565 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1567 * predict.def (noreturn, loop branch, loop exit): Mark as first
1570 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1572 * combine.c (try_combine): Avoid barrier after noop jumps.
1574 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1576 * cpphash.h (struct cpp_reader): Remove import_warning.
1577 * cpplib.c (skip_rest_of_line): Don't bother turning off
1579 (parse_include): Move include handling to...
1580 (do_include_common): ... here. Move import warning from...
1581 (do_import): ... here.
1582 (do_pragma_poison): Don't do a callback for poison identifiers.
1583 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1584 * cppmain.c (setup_callbacks): Similarly.
1586 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1588 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1589 handle multiple sets.
1590 * except.c (sjlj_mark_call_sites): .... here.
1591 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1593 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1595 Suggested by Richard Henderson and Richard Kenner:
1596 * combine.c (recog_for_combine): Use the fake recog
1597 only if instruction does not match.
1598 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1599 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1601 * combine.c (try_combine): Discover noop jump as direct jump.
1603 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1605 * df.c (df_rd_global_compute): Add successors to worklist, not
1607 (df_ru_global_compute): Ditto.
1609 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1611 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1612 increment REG_N_SETS.
1614 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1616 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1618 * sbitmap.c (sbitmap_a_xor_b): New function.
1619 ifdef the basic block stuff on IN_GCC.
1621 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1623 * cppexp.c (parse_defined): Always record the macro name.
1624 (lex): Don't worry about identifiers, or special-case
1626 (_cpp_parse_expr): Figure out at the end of the routine
1627 whether we saw a valid !defined() expression.
1628 * cppfiles.c (stack_include_file): Update for mi_valid.
1629 (_cpp_pop_file_buffer): Similarly.
1630 * cpplex.c (_cpp_lex_token): Similarly.
1631 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1632 mi_if_not_defined, mi_lexed): Remove.
1634 * cpplib.c (do_if): Simplify.
1635 (do_endif, push_conditional, _cpp_handle_directive): Update
1636 for renaming of mi_state to mi_valid.
1638 * cpp.texi: Add index entries for digraphs, and add comment
1639 that C++ refers to them as alternative tokens.
1641 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1643 * basic-block.h (CLEANUP_PRE_LOOP): New.
1644 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1645 * sibcall.c (optimize_sibling_calls): Likewise.
1646 * toplev.c (rest_of_compilation): Likewise.
1647 * flow.c (try_forward_edges): Take argument MODE;
1648 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1649 (try_optimize_cfg): Update call of try_forward_edges.
1651 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1652 Jan Hubicka <jh@suse.cz>
1654 * (validate_replace_rtx_1): Fix simplification of MINUS.
1656 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1658 PR preprocessor/3669
1659 * cppinit.c (init_dependency_output): Turn off dump requests
1660 if sending dependencies to stdout.
1662 2001-07-28 Richard Henderson <rth@redhat.com>
1664 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1667 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1669 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1671 2001-07-28 Kazu Hirata <kazu@hxi.com>
1673 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1674 is VAR_DECL first to prevent an ICE.
1676 2001-07-28 Richard Henderson <rth@redhat.com>
1678 * varasm.c (immed_real_const_1): Don't elide special cases for
1680 (clear_const_double_mem): Clear const_tiny_rtx too.
1682 2001-07-28 Richard Henderson <rth@redhat.com>
1684 * dwarf2out.c (dw_val_class_offset): New.
1685 (struct dw_ranges_struct, dw_ranges_ref): New.
1686 (ranges_table, ranges_table_allocated): New.
1687 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1688 (add_AT_offset, add_ranges, output_ranges): New.
1689 (print_die, output_die): Handle dw_val_class_offset.
1690 (attr_checksum, size_of_die, value_format): Likewise.
1691 (gen_lexical_block_die): Handle non-contiguous blocks.
1692 (gen_block_die): Likewise.
1693 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1694 if needed. Dump the ranges table.
1695 * final.c (final_start_function): Remove unnecessary notes and
1696 rebuild the block tree before numbering the blocks.
1697 * function.c (reorder_blocks_0): Walk the existing block tree
1698 to unmark all blocks.
1699 (reorder_blocks_1): Create block fragments when duplicate block
1701 (reorder_fix_fragments): New.
1702 (reorder_blocks): Call it.
1703 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1705 2001-07-28 Richard Henderson <rth@redhat.com>
1707 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1709 2001-07-28 Richard Henderson <rth@redhat.com>
1711 * flow.c (add_to_mem_set_list): New function.
1712 (init_propagate_block_info): Use it.
1713 (mark_set_1): Likewise.
1714 (insn_dead_p): Canonicalize memory address for dead store
1715 comparison. Allow wider mode stores to kill narrower mode stores.
1716 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1717 (invalidate_mems_from_set): Don't handle MEMs.
1719 2001-07-28 Kazu Hirata <kazu@hxi.com>
1721 * config/h8300/h8300.h: Fix formatting.
1723 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1725 * basic-block.h (EDGE_FREQUENCY): New macro.
1726 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1728 * flow.c (find_sub_basic_blocks): Likewise.
1729 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1730 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1732 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1733 (HITRATE): New macro.
1734 (PRED_FLAG_FIRST_MATCH): New constant.
1735 (predictor_info): New field flgags.
1736 (combine_predictions_for_insn): Use DS theory to combine
1737 probabilities; set the edge probabilities when finished.
1738 (estimate_probability): Avoid duplicated matches
1739 of LOOP_BRANCH heuristics for nested loops; update comment.
1740 * predict.def: Add flags for each prediction, set probabilities
1741 according to B&L paper.
1742 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1744 * profile.c (compute_branch_probabilities): Cleanup way the edge
1745 probabilities are computed and REG_BR_PROB notes are dropped; if
1746 values does not match, emit error.
1747 (init_branch_prob): Do error instead of warning when profile driven
1748 feedback is missing or corrupt.
1750 2001-07-27 DJ Delorie <dj@redhat.com>
1752 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1753 against a constant, try to adjust the compare to have the desired
1754 constant in it so that min/max optimizations happen more often.
1756 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1758 * flow.c (last_loop_beg_note): New function.
1759 (redirect_edge_and_branch): Use it.
1760 (split_edge): Likewise.
1762 * alias.c (loop_p): Avoid uninitialized memory access.
1764 * flow.c (try_forward_edges): Avoid accessing freed memory.
1766 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1769 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1771 * doc/install.texi (Configuration): Properly link the host
1772 specific instructions also when generating HTML.
1774 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1776 * flow.c (redirect_edge_and_branch_force): Test
1777 target->global_live_at_start.
1779 2001-07-26 Richard Henderson <rth@redhat.com>
1781 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1782 * rtl.h (avoid_constant_pool_reference): Declare it.
1783 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1784 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1786 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1788 * rtl.h (cleanup_barriers): Declare.
1789 * jump.c (cleanup_barriers): New function.
1790 * toplev.c (rest_of_compilation): Call cleanup_barriers
1791 before loop optimizer and after bb_reorder.
1793 * flow.c (back_edge_of_syntactic_loop_p): New.
1794 (split_edge): Use it.
1796 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1798 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1800 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1802 * cse.c (cse_process_notes): Replace any registers if the address
1805 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1807 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1808 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1809 (propagate_block): Update prototype.
1810 * flow.c (update_life_info): Simplify the CFG and
1811 recalculate the global regs which are alive when
1812 removing dead code during a global update.
1813 (propagate_block): Return non-zero if an INSN is
1816 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1818 * Makefile.in (LIBICONV): Define.
1820 2001-07-26 Catherine Moore <clm@redhat.com>
1822 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1823 of conditional to avoid tree checking errors.
1825 2001-07-26 Kazu Hirata <kazu@hxi.com>
1827 * regmove.c (regmove_optimize): Don't replace a reg with
1828 another reg of a different mode.
1830 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1832 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1833 limit length of dependancy flush list.
1834 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1835 * sched-int.h (struct deps): Add pending_flush_length field.
1836 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1837 has 1 element in it.
1838 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1839 (sched_analyze): After a jump, if the pending memory flush list is too
1840 large, flush the pending lists.
1841 (init_deps): Initialize pending_flush_length to 0.
1842 * doc/invoke.texi (max_pending_list_length): Document parameter.
1844 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1846 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1847 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1848 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1850 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1852 * cpphash.h (struct_lexer_state): Delete was_skipping.
1853 Move skipping here from struct cpp_reader.
1854 * cpplex.c (parse_identifier): Update.
1855 (_cpp_lex_token): Don't skip tokens in a directive.
1856 * cpplib.c (struct if_stack): Update.
1857 (start_directive, end_directive): Don't change skipping state.
1858 (_cpp_handle_directive): Update.
1859 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1860 (do_else, do_endif): Update; only check for excess tokens if not
1861 in a skipped conditional block.
1862 (push_conditional): Update for new struct if_stack.
1864 2001-07-26 Graham Stott <grahams@redhat.com>
1866 * function.c (locate_and_pad_parm): Also pad initial offset
1867 so that the total argument size also includes the padding.
1869 2001-07-26 Graham Stott <grahams@redhat.com>
1871 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1872 change XSTR to XTMPL.
1874 (process_one_cond_exec): Likewise
1876 2001-07-25 Richard Henderson <rth@redhat.com>
1878 * varasm.c (assemble_variable): Create DECL_RTL before setting
1881 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1883 * predict.c (estimate_probability): Avoid duplicated predictions.
1885 * loop.c (find_and_verify_loops): Grok multiple barriers.
1887 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1889 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1891 * dbxout.c: Consistently use putc instead of fputc.
1892 (print_wide_int): New function; call instead of direct fprintf.
1893 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1894 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1895 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1896 (print_int_cst_octal): Likewise.
1897 (print_octal): Show we wrote characters.
1898 (dbxout_type): Set have_used_extensions in more places.
1900 2001-07-25 Catherine Moore <clm@redhat.com>
1902 * config/v850/v850.c (v850_va_arg): Use addr
1903 instead of valist to build incr.
1905 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1907 * flow.c (delete_dead_jumptables): New function.
1908 (life_analyzis): Call it.
1909 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1912 2001-07-25 Richard Henderson <rth@redhat.com>
1914 * except.c (reachable_handlers): Handle a region being removed
1915 out from under a RESX.
1917 2001-07-25 Richard Henderson <rth@redhat.com>
1919 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1920 swap GE/GT if it is an fp comparison.
1922 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1924 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1927 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1929 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1930 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1933 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1935 (visit_expression): When attempting to simplify an expression,
1936 retrieve any modes for arguments before they are simplified
1939 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1940 Janis Johnson <janis@us.ibm.com>
1942 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1943 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1944 pointer parameters to match documented usage of nonlocal_goto.
1945 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1946 parameters to their correct order.
1947 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1948 parameters to their correct order.
1950 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1952 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1954 2001-07-25 Jan Hubicka <jh@suse.cz>
1955 Richard Henderson <rth@redhat.com>
1957 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1959 (make_edges): New argument update_p; populate the edge cache if set.
1960 (find_basic_blocks): Update make_edges invocation.
1962 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1964 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1966 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1968 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1969 -Acpu and -Amachine.h.
1970 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1971 Corrected header to say ELF not a.out.
1972 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1973 when given -msoft-float.
1975 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1977 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1978 extra multilib parts like arm-elf.
1979 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1980 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1981 crtfini.o as extra multilib parts.
1983 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1985 * configure.in: Add rtems as a supported thread model.
1986 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1987 * configure: Rebuilt.
1989 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1991 * stor-layout.c (get_mode_alignment): make it work when
1992 BITS_PER_UNIT is not a power of two.
1993 * builtins.c (get_pointer_alignment): Likewise.
1995 2001-07-24 Richard Henderson <rth@redhat.com>
1997 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1998 the retrieved constant into the expected mode.
2000 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2002 * flow.c (try_simplify_condjump): Avoid duplicated edges.
2003 (verify_flow_info): Check for duplicated edges; clarify
2006 * flow.c (block_label): Update basic_block_for_insn.
2007 (commit_edge_insertions): Call compute_bb_for_insn.
2009 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
2012 * flow.c (redirect_edge_and_branch,
2013 try_optimize_cfg): Use redirect_edge_succ_nodup
2014 (redirect_edge_succ_nodup): New.
2015 * basic_block.h (redirect_edge_succ_nodup): Declare.
2017 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
2020 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2022 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
2023 (try_crossjump_to_edge): Update commetns.
2024 (try_crossjump_bb): Likewise.
2026 2001-07-24 Richard Henderson <rth@redhat.com>
2028 * combine.c (distribute_notes): Move set of need_refresh
2029 for noop_move_p down to catch all cases.
2031 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
2033 * recog.c (split_all_insns_noflow): New.
2034 * rtl.h (split_all_insns_noflow): Declare.
2035 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
2036 * m68hc11.c (m68hc11_reorg): Likewise.
2037 * sh.c (machine_dependent_reorg): Likewise.
2038 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
2041 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2043 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
2044 (ashlsi3_n splitter): Likewise.
2045 (lshrsi3_n splitter): Likewise.
2047 (GOTaddr2picreg): Make const SImode.
2048 (sym_label2reg): Likewise.
2049 (symGOT2reg): Likewise.
2050 (symGOTOFF2reg) Likewise.
2052 (casesi_worker_0): Make unspec SImode.
2054 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2056 * config/sh/sh.c (barrier_align): Check that an operand really is
2057 an insn before extracting its INSN_CODE.
2059 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
2061 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
2064 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
2065 for SImode to prevent overflow.
2067 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2069 * config/mips/irix6-libc-compat.c: New file.
2070 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
2071 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
2074 2001-07-24 lars brinkhoff <lars@nocrew.org>
2076 * rtl.texi (REG_POINTER): Document.
2077 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
2078 QFmode, HFmode, TQFmode, QCmode, and HCmode.
2080 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2082 * flow.c (delete_noop_moves): Do not confuse libcall regions.
2084 2001-07-23 Richard Henderson <rth@redhat.com>
2086 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
2088 2001-07-23 Kazu Hirata <kazu@hxi.com>
2090 * config/h8300/h8300-protos.h: Add a prototype for
2091 general_operand_dst_push.
2092 * config/h8300/h8300.c (general_operand_dst_push): New.
2093 * config/h8300/h8300.h (OK_FOR_T): New.
2094 (EXTRA_CONSTRAINT): Use it.
2095 * config/h8300/h8300.md (movqi_push): Remove and integrate into
2096 the existing movqi pattern.
2097 (movhi_push): Likewise.
2099 * reload.c: Fix comment typos.
2101 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2103 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
2105 2001-07-23 H.J. Lu (hjl@gnu.org)
2107 * doc/extend.texi: Update __builtin_return_address and
2108 __builtin_frame_address.
2110 2001-07-23 Richard Henderson <rth@redhat.com>
2112 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
2114 * config/i386/i386.md: New setcc+movzbl peephole2.
2116 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2118 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
2119 * objc/objc-act.c: Include debug.h.
2120 (synth_module_prologue): Save and restore debug hooks too.
2122 2001-07-23 lars brinkhoff <lars@nocrew.org>
2124 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
2125 and C4X_FLOAT_FORMAT.
2126 (BOOL_TYPE_SIZE): Document.
2128 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
2130 * unroll.c (loop_iterations): Fix miscalculation of initial
2133 2001-07-13 Andrew Haley <aph@redhat.com>
2135 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
2136 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
2137 * config/sh/sh.c (sh_can_redirect_branch): New function.
2138 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
2139 * reorg.c (steal_delay_list_from_target): Use
2140 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
2142 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
2144 * flow.c (try_simplify_condjump): Unlink insn chain on
2145 fallthru edge; use can_fallthru.
2147 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2149 * basic-block.h (find_sub_basic_block): Declare.
2150 * flow.c (make_edges): New arguments MIN and MAX;
2151 (find_sub_basic_blocks): Revamp to use make_edges
2152 and purge_dead_edges.
2153 (find_basic_blocks): Update call of find_sub_basic_block.
2155 * recog.c (split_all_insns): Always expect CFG to be consistent;
2156 call find_sub_basic_blocks in case something has changed.
2157 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
2160 * basic-block.h (delete_noop_moves): Declare.
2161 * combine.c (combine_instructions): Call it.
2162 (recog_for_combine): Tolerate noop moves
2163 (distribute_notes): Force refresh when register dies at noop move.
2164 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
2166 (life_analysis): Update delete_noop_moves call.
2167 (set_noop_p): Move too ...
2168 * rtlanal.c (noop_move_p): ... here.
2169 * rtl.h (noop_move_p): Declare.
2171 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
2172 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
2174 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
2175 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
2177 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
2179 * reload.c (push_reload): Fix typo in comment.
2180 (find_reloads_address): Ditto.
2181 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
2183 2001-07-22 Richard Henderson <rth@redhat.com>
2185 * flow.c: Grammar check and clarify a lot of comments.
2186 (try_simplify_condjump): Rename variables to be clearer.
2187 (try_forward_edges): Skip complex and fallthru edges.
2188 Rearrange tests to avoid duplicate checks.
2189 (flow_find_cross_jump): Likewise.
2190 (outgoing_edges_match): Allow match if neither branch has
2191 probability data. Loosen probability match to 5%.
2192 (try_crossjump_to_edge): Hoist repeated indirection into
2194 (try_crossjump_bb): Don't check complex edges. Eliminate
2195 redundant crossjump tests.
2196 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
2197 checks before more expensive checks.
2199 2001-07-22 Richard Henderson <rth@redhat.com>
2201 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
2202 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
2205 2001-07-22 Richard Henderson <rth@redhat.com>
2207 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
2208 (const_sint32_operand): Likewise.
2209 * m68k.md (anon mulsi pattern): Use const_int_operand not
2210 const_sint32_operand.
2211 (umulsi3_highpart): Zero extend a constant input.
2212 (smulsi3_highpart): Don't bother checking SImode constant.
2213 (const_umulsi3_highpart): Give op3 DImode.
2214 (const_smulsi3_highpart): Likewise.
2216 2001-07-22 Richard Henderson <rth@redhat.com>
2218 * flow.c (split_block): Make sure bb_note is included in the
2219 new block when splitting before a label.
2221 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2223 * basic-block.h (redirect_edge_and_branch_force,
2224 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
2225 * flow.c (redirect_edge_and_branch_force,
2226 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
2227 (redirect_edge_and_branch_force): Fix copying of lifeness information.
2228 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
2229 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
2230 instead of label; update CFG after transformation.
2231 (find_if_case_1): Update call, use redirect_edge_and_branch_force
2232 for finishing the transformation; handle even case where ELSE
2233 does not follow THEN.
2234 (find_if_case_2): Update call of dead_or_predictable; simplify
2237 * emit-rtl.c (split_branch_probability): New global variable.
2238 (try_split): Take care to set split_branch_probability and
2239 create REG_BR_PROB note for new jump insns.
2240 * md.texi (define_split): Document new feature.
2242 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
2244 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2246 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
2247 (asm_out_file): Remove redundant declaration.
2248 (assemble_asm): Remove old #if 0 block.
2249 (assemble_variable): Remove end of function; debug output is
2250 now handled with global_decl. Remove old #if 0 block. Update.
2251 Remove saved_in_section and associated no-op code.
2252 * Makefile.in (varasm.o): Correct dependencies.
2254 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
2256 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2257 the definition in defaults.h.
2259 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2261 * jump.c: Update comments.
2262 (delete_barrier_successors, delete_unreferenced_labels,
2263 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
2264 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
2265 jump_optimize, jump_optimize_minimal): Kill.
2266 (rebuild_jump_labels): Move code from jump_optimize_1.
2267 (purge_line_number_notes): Likewise.
2268 (copy_loop_headers): Likewise.
2269 * reg-stack.c: Update comment.
2271 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
2272 JUMP_AFTER_REGSCAN): Kill.
2273 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
2274 purge_line_number_notes and copy_loop_headers.
2276 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2277 Richard Henderson <rth@redhat.com>
2279 * dbxout.c (dbxout_global_decl): New.
2280 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2281 * sdbout.c (sdbout_finish): New.
2282 (sdbout_debug_hooks): Use it, add comments.
2283 (sdbout_global_decl): Defer initialised public vars to
2285 * varasm.c (assemble_variable): Don't output debug information
2286 for file-scope variables.
2288 2001-07-22 Richard Henderson <rth@redhat.com>
2290 * config/alpha/alpha.c (get_trap_mode_suffix): New.
2291 (get_round_mode_suffix): New.
2292 (print_operand): Use them for [/]. Remove support for [&'`()+].
2293 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
2294 * config/alpha/alpha.md (attr round_suffix): New.
2295 (attr trap_suffix): New.
2296 (all insns): Set them appropriately. Use %/ instead of the
2299 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2301 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
2303 2001-07-22 Richard Henderson <rth@redhat.com>
2305 * regrename.c (regrename_optimize): Compute nregs for each
2306 potential target register.
2308 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
2309 Richard Henderson <rth@redhat.com>
2311 * dbxout.c (dbxout_global_decl): New.
2312 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2313 * sdbout.c (sdbout_finish): New.
2314 (sdbout_debug_hooks): Use it, add comments.
2315 (sdbout_global_decl): Defer initialised public vars to
2317 * varasm.c (assemble_variable): Don't output debug information
2318 for file-scope variables.
2320 2001-07-21 H.J. Lu (hjl@gnu.org)
2322 * config/mips/mips.c (mips_cpu): Moved into ...
2323 (override_options): Here.
2325 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
2327 (mips_cpu): Removed.
2329 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2331 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
2332 ("iorqi3"): Likewise.
2333 ("xorqi3"): Likewise.
2334 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
2335 ("*subhi3_sp): Likewise.
2336 ("*subhi3"): Likewise.
2337 ("extendhisi2"): Accept D, X and Y as source operand to avoid
2340 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
2342 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
2343 * config/freebsd.h: Likewise.
2344 * config/linux.h: Likewise.
2345 * config/openbsd.h: Likewise.
2346 * config/alpha/linux-elf.h: Likewise.
2347 * config/arm/linux-elf.h: Likewise.
2348 * config/d30v/d30v.h: Likewise.
2349 * config/fr30/fr30.h: Likewise.
2350 * config/ia64/aix.h: Likewise.
2351 * config/ia64/ia64.h: Likewise.
2352 * config/mips/linux.h: Likewise.
2353 * config/pj/pj.h: Likewise.
2354 * config/rs6000/linux.h: Likewise.
2355 * config/sparc/linux.h: Likewise.
2356 * config/sparc/linux64.h: Likewise.
2358 2001-07-20 Bruce Korb <bkorb@gnu.org>
2360 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
2361 because getc() and char* may disagree on signedness.
2363 2001-07-20 Richard Henderson <rth@redhat.com>
2365 * doc/rtl.texi (REG_DEAD): Update for current semantics.
2367 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
2368 insns to delete in the presence of cc0 in a jump insn.
2370 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2371 Jan Hubicka <jh@suse.cz>
2373 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
2374 of doing the change by hand.
2376 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2378 * rtlanal.c (set_noop_p): Return true for noop jumps.
2380 * expr.c (emit_single_push_insn): Add call to push expander.
2381 * expr.h (optab_index): Add OTI_push
2382 (push_optab): New constant.
2383 * genopinit.c (optabs): Add push_optab.
2384 * optabs.c (init_optab): Init push optab.
2385 * md.texi (push??1): Document
2387 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2389 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
2390 expand to emit the pattern; put a REG_INC note for push/pop
2392 ("movdf", "movdf_internal"): Likewise.
2393 ("movsi", "movsi_internal"): Likewise.
2394 ("movsf", "movsf_internal"): Likewise.
2395 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
2397 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2399 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
2402 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2404 * params.def: Change default max inline insns to 100.
2406 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2408 * combine.c (combine_simplify_rtx): Generate a new shift operation
2409 when simplifying the first operand of a (neg (ashift)) expression.
2411 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2413 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2415 2001-07-20 Kelley Cook <kelley.cook@home.com>
2417 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2418 information. Move rest into ...
2419 (*-*-solaris): ... here. Eliminate redundant information and
2420 reword necessary packages section. Delete 4.x assembler bug info.
2421 (sparc-sun-*): Merge into ...
2422 (sparc-sun-sunos*): here.
2424 2001-07-20 Catherine Moore <clm@redhat.com>
2426 * config/v850/v850.md (casesi): Generate LABEL_REF
2429 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2431 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2432 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2433 * i386.md (strclrsi expander): Use it.
2435 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2437 * integrate.c (copy_insn_list): handle
2438 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2439 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2440 identically as to CODE_LABEL.
2442 * fold-const (fold): Convert A/B/C to A/(B*C) and
2445 * except.c (connect_post_landing_pads): Delete the RESX insns.
2447 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2449 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2451 * config/mips/mips.md (nmadd/nmsub): Use macro.
2453 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2455 * cppinit.c (remove_dup_dir): Make static.
2456 (remove_dup_dirs): Make static. Only warn about preempting a
2457 system directory with a non-system directory.
2459 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2461 * ifcvt.c (noce_try_store_flag_constants): Correct order
2462 of parameters to trunc_int_for_mode.
2464 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2466 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2467 an exception that will be caught within this function, do not fill
2468 its delay slot with any subsequent instruction.
2470 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2472 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2473 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2474 pointer extension instruction.
2475 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2476 * simplify-rtx.c (simplify_unary_operation) Likewise.
2477 * explow.c (convert_memory_address) Check value of
2478 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2480 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2481 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2482 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2483 Add Multilib Support.
2484 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2485 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2486 Add Multilib Support.
2487 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2489 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2490 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2491 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2493 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2495 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2496 old and new operands in `<', `3' and `b'.
2498 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2500 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2501 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2502 (toplev.o): Don't depend on xcoffout.h.
2503 * c-decl.c: Include debug.h
2504 (duplicate_decls): Use debug hook.
2505 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2506 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2507 (dbxout_types): Remove.
2508 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2509 * debug.c (do_nothing_debug_hooks): Update.
2510 (debug_true_tree, debug_nothing_rtx): New.
2511 * debug.h (struct rtx_def): New.
2512 (struct gcc_debug_hooks): New hooks ignore_block,
2513 outlining_inline_function and label.
2514 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2515 dwarf2out_frame_finish): New.
2516 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2517 Make static, update prototype.
2518 (dwarf2_debug_hooks): Update.
2519 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2520 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2521 * dwarfout.c (dwarf_debug_hooks): Update.
2522 * emit-rtl.c: Include debug.h.
2523 (remove_unnecessary_notes): Use debug hook.
2524 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2525 (final_scan_insn): Use debug hook.
2526 * integrate.c (output_inline_function): Use debug hook.
2527 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2528 (sdb_debug_hooks): Update.
2529 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2530 * toplev.c: Don't include xcoffout.h.
2531 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2532 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2534 * tree.h (dwarf2out_do_frame): Remove.
2536 2001-07-19 Catherine Moore <clm@cygnus.com>
2538 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2540 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2542 * reload1.c (eliminate_regs_in_insn): When updating a set
2543 to the frame pointer to the hardware frame pointer, perform
2544 the update always not just when REPLACE is set.
2546 * reload1.c (choose_reload_regs): Don't inherit a reload
2547 that crosses multiple registers if registers past the first
2548 don't fit in the desired class.
2550 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2551 when negating constants.
2553 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2555 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2556 * doc/tree.texi: Ditto.
2558 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2559 Jakub Jelinek <jakub@redhat.com>
2561 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2562 (extract_cie_info): Handle "eh" augmentation properly,
2564 (struct frame_state, __frame_state_for): New.
2566 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2568 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2569 HANDLE_SYSV_PRAGMA): Define.
2570 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2572 (copy_object): Caller changed.
2574 2001-07-19 Andreas Schwab <schwab@suse.de>
2576 * configure.in (assembler dwarf2 debug_line support): Define nop
2578 * configure: Regenerated.
2580 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2582 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2584 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2585 to conditionally compiled block.
2586 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2587 * dbxout.h (dbxout_function): Remove.
2588 * debug.c (do_nothing_debug_hooks): Update.
2589 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2590 global_decl, deferred_inline_function.
2591 * dwarf2out.c (dwarf2_debug_hooks): Update.
2592 (dwarf2out_global_decl): New.
2593 * dwarfout.c: Don't include dwarfout.h.
2594 (dwarfout_global_decl, dwarfout_function_decl,
2595 dwarfout_deferred_inline_function): New.
2596 (dwarf_debug_hooks): Update.
2597 * dwarfout.h: Remove.
2598 * final.c: Don't include dwarfout.h.
2599 * sdbout.c (sdbout_global_decl): New.
2600 (sdbout_debug_hooks): Update.
2601 * toplev.c: Don't include dwarfout.h.
2602 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2603 (note_deferral_of_defined_inline_function): Remove.
2604 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2605 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2606 * ch/lex.c: Don't include dwarfout.h.
2607 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2608 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2609 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2610 * cp/optimize.c: Include debug.h.
2611 (maybe_clone_body): Use debug hook.
2612 * cp/semantics.c: Include debug.h.
2613 (expand_body): Use debug hook.
2614 * po/POTFILES.in: Remove dwarfout.h.
2616 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2618 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2619 * c-parse.in (yyerror, _yylex): Similarly.
2620 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2621 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2623 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2624 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2626 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2628 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2629 in-class declaration at -g1. Fixes c++/2814.
2631 2001-07-18 Richard Henderson <rth@redhat.com>
2633 * doc/md.texi (reload_in/out): Document restrictions in predicates
2634 and constraints for these patterns. Document empty string matching
2637 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2639 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2641 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2643 * cse.c: Undo my previous patch.
2645 2001-07-18 Tom Tromey <tromey@redhat.com>
2648 * configure: Rebuilt.
2649 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2651 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2653 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2654 Jan Hubicka <jh@suse.cz>
2656 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2657 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2658 * jump.c (mark_jump_label): Do not forward branches.
2660 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2662 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2663 when return value is unused.
2665 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2667 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2669 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2671 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2672 on error. We can't blindly return the result of
2673 pthread_mutex_trylock because it returns a positive number on
2674 error, while we must return -1 on error.
2675 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2677 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2679 2001-07-18 Andreas Jaeger <aj@suse.de>
2681 * integrate.c (output_inline_function): Correct type of debug_hooks.
2683 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2685 * combine.c (combine_simplify_rtx): DIV can be treated
2686 associatively for floats if unsafe math optimisations are enabled.
2688 2001-07-17 Richard Henderson <rth@redhat.com>
2690 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2692 2001-07-17 Richard Henderson <rth@redhat.com>
2694 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2695 don't force the function address into a register.
2696 (expand_call, emit_library_call_value_1): Update callers.
2697 * builtins.c (expand_builtin_apply): Likewise.
2698 * expr.h (prepare_call_address): Update decl.
2700 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2702 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2704 * config/i386/chorus.h: Move up.
2705 * config/sparc/chorus.h: Likewise.
2706 * config/rs6000/chorus.h: Likewise.
2707 * config/chorus.h: Moved here.
2709 2001-07-17 Andreas Schwab <schwab@suse.de>
2711 * configure.in (assembler eh_frame optimization): Handle big
2713 * configure: Regenerated.
2715 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2717 * expr.c (epxand_expr): Convert divisions into multiplications by
2718 reciprocals if -ffast-math.
2720 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2722 * dbxout.c (dbxout_really_begin_function): Rename to
2723 dbxout_begin_function.
2724 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2725 (dbxout_begin_function): Remove.
2726 (dbxout_function): Update.
2727 (dbxout_source_line): Update prototype.
2728 * dbxout.h (dbxout_begin_function): Remove.
2729 * debug.c (do_nothing_debug_hooks): Update.
2730 (debug_nothing_tree): Update.
2731 (debug_nothing_charstar_rtx): Remove.
2732 * debug.h (union tree_node): Declare.
2733 (struct rtx_def): Remove.
2734 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2735 begin_function. Change source_line prototype.
2736 (debug_nothing_tree): New.
2737 (debug_nothing_charstar_rtx): Delete.
2738 (dwarf2out_begin_prologue): Moved from ...
2740 * dwarf2out.c (dwarf2_debug_hooks): Update.
2741 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2742 debug info, call dwarf2out_source_line.
2743 (dwarf2out_souce_line): Update prototype.
2744 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2745 Change prototype, make static.
2746 (dwarfout_source_line): Update prototype.
2747 (dwarf_debug_hooks): Update.
2748 * dwarfout.h (dwarfout_begin_function): Remove.
2749 * final.c (final_start_function, final_scan_insn): Use appropriate
2750 debug hooks, update to use notice_source_line.
2751 (output_source_line): Rename notice_source_line. Don't call the
2752 source_line debug hook.
2753 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2754 make static, update prototype.
2755 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2757 (sdbout_end_prologue): New.
2758 (sdbout_source_line): Update prototype.
2759 (sdbout_debug_hooks): Update.
2760 (sdbout_symbol): Remove unused var.
2761 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2763 * varasm.c: Include debug.h.
2764 (assemble_start_function): Use begin_function debug_hook.
2765 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2766 update with prototype.
2767 (xcoffout_source_line): Update prototype.
2768 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2770 (xcoffout_source_line): Update prototype.
2772 2001-07-17 Richard Henderson <rth@redhat.com>
2774 * c-typeck.c (build_binary_op): Do not shorten unsigned
2775 right shift after sign extension.
2777 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2779 * combine.c (combine_simplify_rtx): Attempt to simplify
2780 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2782 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2783 (simplify_binary_operation, simplify_unary_operation,
2784 simplify_relational_operation): Use it.
2786 * combine.c (combine_simplify_rtx): Don't do associative law
2787 on divisions; allow associative law on floats.
2789 2001-07-17 H.J. Lu <hjl@gnu.org>
2790 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2792 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2793 ASM_OUTPUT_WEAK_ALIAS are defined.
2794 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2795 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2797 * config/mips/iris5.h: ... here.
2798 (HANDLE_SYSV_PRAGMA): Defined as 1.
2799 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2800 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2803 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2805 * c-parse.in (all_prefix_attributes): New variable.
2806 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2807 (maybe_resetattrs): New production.
2808 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2809 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2810 notype_initdcl, nested_function, notype_nested_function,
2811 component_decl, components, components_notype,
2812 component_declarator, component_notype_declarator,
2813 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2814 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2815 after a comma being applied to more than one declarator.
2816 * doc/extend.texi (Attribute Syntax): Update. Remove
2817 documentation of bugs that are no longer present.
2819 2001-07-13 Eric Christopher <echristo@redhat.com>
2821 * config/mips/mips.h: Change TUNE_MIPS* options to use
2823 (EXTRA_SPECS): Add cc1_cpu_spec.
2824 * config/mips/mips.md (muldf3): Fix typo.
2826 2001-07-16 Richard Henderson <rth@redhat.com>
2828 * config/m68k/m68k.c: Include expr.h and reload.h.
2829 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2830 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2832 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2833 Richard Henderson <rth@redhat.com>
2835 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2836 (insn_live_p): Fix fall off end of function.
2837 (dead_libcall_p): Remove COUNTS argument; update callers.
2838 (delete_trivially_dead_insns): Remove unused variables.
2840 2001-07-17 Andreas Jaeger <aj@suse.de>
2842 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2845 * lcm.c (optimize_mode_switching): Avoid warning for unused
2846 variable if !NORMAL_MODE.
2848 * flow.c (try_crossjump_to_edge): Remove unused variable.
2850 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2852 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2853 atexit declaration in stdlib.h.
2855 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2857 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2859 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2861 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2862 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2863 do rebuild_jump_labels instead of jump_optimize
2864 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2865 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2866 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2868 * flow.c: Include timevar.h
2869 (find_basic_block): Push/pop timevar;
2870 (cleanup_cfg): Likewise.
2871 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2872 * Makefile: Add dependencies on timevar.h
2874 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2875 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2877 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2878 * toplev.c (rest_of_compilation): Update calls.
2879 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2880 (delete_trivially_dead_insns): ... here; accept new argument
2881 preserve_basic_blocks; preserve basic blocks if set.
2883 * reg-stack.c (stack_regs_mentioned): Return 0 if
2884 stack_regs_mentioned_data is not initialized.
2885 (reg_to_stack): Make stack_regs_mentioned survive after the
2886 reg-stack is completted; do not call cleanup_cfg.
2887 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2888 make cleanup_cfg after bb-reorder to output to debug file.
2890 2001-07-16 Richard Henderson <rth@redhat.com>
2892 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2893 from int_reg_class_contents.
2895 2001-07-16 Richard Henderson <rth@redhat.com>
2897 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2898 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2899 (init_reg_sets_1): Move initialization from cse_main.
2900 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2901 (cse_main): Move its initialization also.
2902 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2903 * flow.c (propagate_one_insn): Likewise.
2904 * gcse.c (compute_hash_table): Likewise.
2905 (compute_kill_rd, compute_store_table): Likewise.
2906 * sched-deps.c (sched_analyze_1): Likewise.
2908 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2910 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2913 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2915 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2916 in if statement so we don't access undefined memory.
2918 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2920 * gcse.c: Update comment at top.
2921 Update comment on mem handling.
2922 mem_last_set, mem_first_set, mem_set_in_block: gone.
2923 Declaration of reg_set_info: gone.
2924 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2925 pointless with load_killed_in_block_p (they are *more*
2926 conservative then it, not less, and less accurate).
2927 (oprs_not_set_p): Ditto.
2928 (alloc_gcse_mem): Don't allocate mem_set_in_block
2929 (free_gcse_mem): Don't free it, either.
2930 (record_last_mem_set_info): Update comment in front, remove
2931 mem_*set_* stuff. Note the reason we don't handle stores directly
2933 (compute_hash_table): Update comments to reflect reality. Remove
2934 mem_*set_* references.
2935 (reset_opr_set_tables): Remove mem_*set_* references.
2937 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2938 (mark_clobber): Ditto (on both parts, we double set here too).
2939 (expr_killed_p): Remove mem_set_in_block test.
2940 (compute_transp): Remove mem_set_in_block test.
2942 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2943 of edge, and removal of phi alternative to dump file.
2944 (ssa_ccp_substitute_constants): Add note about register now being
2945 constant, and which uses were replaced in what insns to dump file.
2947 2001-07-16 Andreas Jaeger <aj@suse.de>
2949 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2950 variables of type HOST_WIDEST_INT.
2952 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2953 (__bb_exit_func): Correct type of count_max to avoid overflow.
2954 (num_digits): Handle long long argument.
2956 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2958 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2960 * output.h (sdb_begin_function_line): Restore as an extern
2962 * sdbout.c (sdb_begin_function_line): Make extern.
2964 2001-07-15 Richard Henderson <rth@redhat.com>
2966 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2967 * genrecog.c (maybe_both_true_mode): New.
2968 (maybe_both_true_2): Use it.
2969 (write_switch): Don't put Pmode in a switch.
2970 * rtl.c (mode arrays): Don't explicitly size them.
2972 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2974 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2975 handling; move unconditional splitting before mode switching.
2977 * i386.md (type): Add fistp type.
2978 (i387, length_attr, scheduling definitions): Handle this type.
2979 (fix_trunc?f?i2): Revamp to use mode switching.
2980 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2981 * i386.h (fp_cw_mode): New enum
2982 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2983 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2985 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2987 * Makefile.in (integrate.o): Add debug.h.
2988 * integrate.c (debug.h): Add.
2989 (output_inline_function): Save, reset, and restore debug_hooks.
2991 2001-07-15 Richard Henderson <rth@redhat.com>
2993 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2994 instead of COMPARE for the EQUIV expression.
2996 2001-07-15 Richard Henderson <rth@redhat.com>
2998 * flow.c (redirect_edge_and_branch_force): Initialize
2999 global_live_at_start and global_live_at_end.
3000 (allocate_bb_life_data): Export.
3001 * basic-block.h (allocate_bb_life_data): Declare.
3002 * toplev.c (rest_of_compilation): Call it.
3004 2001-07-15 Richard Henderson <rth@redhat.com>
3006 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
3007 (alpha_tablejump_best_label): New.
3008 * config/alpha/alpha-protos.h: Declare them.
3009 * config/alpha/alpha.md: Use braced strings for code blocks.
3010 (tablejump_osf): Break out add with r29.
3011 (tablejump_osf_internal): Remove.
3012 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
3013 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
3015 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3017 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
3020 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
3022 * i386-protos.h (ix86_split_fp_branch): Update prototype.
3023 (ix86_fp_jump_nontrivial_p): New.
3024 * i386.md (fp_jcc_?): Update call of split_fp_branch;
3025 use ix86_fp_jump_nontrivial_p.
3026 * i386.c (ix86_fp_jump_nontrivial_p): New.
3027 (ix86_split_fp_branch): Accept code instead of rtx.
3028 (ix86_expand_compare): Expand comparison early in case
3029 doing so is resonably cheap.
3031 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
3033 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
3035 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
3036 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
3038 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
3040 * dbxout.c (dbxout_source_line): Make static, update prototype.
3041 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
3042 (dbxout_init, dbxout_finish, dbxout_source_line,
3043 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
3044 * dbxout.h (dbxout_source_line): Delete.
3045 * debug.c (debug_nothing_file, debug_nothing_file_int,
3046 debug_nothing_file_charstar_rtx): New.
3047 (do_nothing_debug_hooks): Update.
3048 (debug_nothing_void, debug_nothing_charstar_rtx,
3049 dwarf2out_end_epilogue): New.
3050 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3051 * debug.h (struct rtx_def): Declare.
3052 (gcc_debug_hooks): New hooks source_line, end_epilogue
3054 (debug_nothing_void, debug_nothing_charstar_rtx,
3055 dwarf2out_end_epilogue): New.
3056 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3057 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
3058 (dwarf2_debug_hooks): Update.
3059 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
3060 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
3061 * dwarf2out.h (dwarf2out_source_line): Remove.
3062 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
3063 Make static, update prototype.
3064 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
3065 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
3066 (dwarf_debug_hooks): Update.
3067 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
3068 dwarfout_end_function): Remove.
3069 * final.c (profile_function): Use debug hooks for ending functions
3071 (output_source_line, final_end_function): Update prototype,
3073 (final_start_function, final_scan_insn): Update.
3074 * output.h (sdb_begin_function_line): Remove.
3075 (final_end_function): Update prototype.
3076 * sdbout.c (sdb_begin_function_line): Make static.
3077 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
3078 (sdbout_source_line): New.
3079 (sdbout_end_epilogue, sdbout_end_function): Make static, update
3081 (sdb_debug_hooks): Update.
3082 (sdbout_init, sdbout_source_line,
3083 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
3084 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
3085 * toplev.c (compile_file, rest_of_compilation): Update.
3086 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
3087 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
3088 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
3089 Update for prototype changes.
3090 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
3091 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
3093 2001-07-15 Richard Henderson <rth@redhat.com>
3095 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
3096 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
3097 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
3098 * config/alpha/alpha.c: Likewise.
3099 * config/alpha/alpha.md: Likewise.
3100 * config/alpha/alpha32.h: Likewise.
3101 * config/alpha/vms.h: Likewise.
3104 2001-07-14 Richard Henderson <rth@redhat.com>
3106 * config/alpha/alpha.md: Use define_constants for unspec values.
3107 Substitute throughout.
3109 2001-07-14 Tim Josling <tej@melbpc.org.au>
3111 * tree.def (EXPON_EXPR) remove. Never supported anyway.
3113 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3115 * pa.md: Remove unused constraints from define_split's.
3117 2001-04-14 Richard Henderson <rth@redhat.com>
3119 * ifcvt.c (find_cond_trap): Test for exit block.
3121 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
3123 Re-install recently reverted patch.
3124 * emit-rtl.c (try_split): Update mark_jump_label call.
3125 * flow.c (find_sub_basic_blocks): Likewise.
3126 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3128 (mark_all_labels): Kill second parameter.
3129 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3130 (rebuild_jump_labels, jump_optimize_minimal): Update call
3132 (jump_optimize_1): Kill crossjumping code.
3133 (mark_jump_label): Kill cross_jump parameter.
3134 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3135 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3136 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3138 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3140 (dump_file_info): Likewise.
3141 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3142 reorganize passes to do reg-stack first, bb-reorder second.
3143 * invoke.texi (-d letters doc): Remove the jump2 pass.
3145 2001-07-14 Richard Henderson <rth@redhat.com>
3147 * ifcvt.c (find_cond_trap): New.
3148 (find_if_header): Call it.
3149 (merge_if_block): Relax existing jump sanity check.
3150 * jump.c (jump_optimize_1): Remove conditional trap handling.
3152 2001-07-14 Alan Modra <amodra@bigpond.net.au>
3154 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
3156 (insn_refs_are_delayed): Correct comment.
3157 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
3158 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
3159 instead of r31. Make associated insn !TARGET_64BIT, and
3160 provide an additional 64-bit insn that clobbers r2.
3162 (udivsi3): Likewise.
3164 (umodsi3): Likewise.
3166 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
3168 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
3170 * flow.c (redirect_edge_and_branch_force, split_edge,
3171 try_crossjump_to_edge): Use set_block_for_new_insns.
3172 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
3174 2001-07-13 H.J. Lu (hjl@gnu.org)
3176 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
3179 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3181 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
3183 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
3185 * c-common.c (decl_attributes): Take a pointer to the node to
3186 which attributes are to be attached, and a flags argument.
3187 * c-common.h (enum attribute_flags): New.
3188 (decl_attributes): Update prototype.
3189 * c-decl.c (start_decl, push_parm_decl, finish_struct,
3190 finish_enum, start_function): Update calls to decl_attributes.
3191 * c-parse.in (component_declarator, component_notype_declarator,
3192 label): Update calls to decl_attributes.
3194 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
3196 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
3197 * config/avr/avr.c (legitimate_address_p): Return value changed
3198 from letter to register classes. For better debugging.
3200 2001-07-13 Kazu Hirata <kazu@hxi.com>
3202 * jump.c (reversed_comparison_code_parts): Fix comment typos.
3204 2001-07-13 H.J. Lu (hjl@gnu.org)
3206 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
3208 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
3210 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
3211 correctly for shared configurations.
3212 * config/t-libgcc-pic: New.
3213 * config/{i386,m68k,sparc}/t-openbsd: New.
3214 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
3215 Support -shared. Support debugging libraries with -g.
3216 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
3217 frame information does not emit pointer diffs.
3218 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
3221 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3223 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
3225 2001-07-13 David Edelsohn <edelsohn@gnu.org>
3227 * combine.c (try_combine): Ensure const_int pow2 is positive.
3229 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
3231 * config.gcc: Add configuration for s/390.
3232 * config/s390/s390.c: New. Subroutines for code generation.
3233 * config/s390/s390.h: New. Definitions for s/390.
3234 * config/s390/s390-protos.h: New. Prototypes.
3235 * config/s390/linux.h: New. Definitions for linux for s/390.
3236 * config/s390/linux64.h: New. Definitions for linux for zSeries.
3237 * config/s390/t-linux: New. Makefile fragment.
3238 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
3239 * config/s390/fixdfdi.h: New. Fix L_fix*di.
3241 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3243 * emit-rtl.c (try_split): Update mark_jump_label call.
3244 * flow.c (find_sub_basic_blocks): Likewise.
3245 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3247 (mark_all_labels): Kill second parameter.
3248 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3249 (rebuild_jump_labels, jump_optimize_minimal): Update call
3251 (jump_optimize_1): Kill crossjumping code.
3252 (mark_jump_label): Kill cross_jump parameter.
3253 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3254 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3255 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3257 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3259 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3260 reorganize passes to do reg-stack first, bb-reorder second.
3261 * invoke.texi (-d letters doc): Remove the jump2 pass.
3263 2001-07-12 Steve Ellcey <sje@cup.hp.com>
3265 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
3267 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3269 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
3271 (verify_flow_info): Make diagnostics prettier.
3273 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3275 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
3277 * flow.c (outgoing_edges_match): Return early if condition reversal
3280 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
3282 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
3283 (mips_move_2words): When splitting a move into two instructions,
3284 prefix the second address operand with '%D'.
3286 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
3288 * Makefile.in (final.o): Depend on debug.h.
3289 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
3290 (dbx_debug_hooks): Add new hooks.
3291 (xcoff_debug_hooks): New.
3292 * debug.c (debug_nothing_file_int_int): New.
3293 (do_nothing_debug_hooks): Update.
3294 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
3295 (debug_nothing_file_int_int): New.
3296 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
3297 static, update prototype.
3298 (dwarf2_debug_hooks): Update.
3299 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
3300 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
3301 static, update prototype.
3302 (dwarf_debug_hooks): Update.
3303 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
3304 * final.c: Include debug.h.
3305 (final_scan_insn): Use debug hooks when beginning and ending blocks.
3306 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
3307 static, update prototype.
3308 (sdb_debug_hooks): Update.
3309 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
3310 * toplev.c: Distinguish between xcoff and dbx.
3312 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
3313 Call all debug hooks, not just dwarf ones.
3315 2001-07-11 Timothy Wall <twall@redhat.com>
3317 * config.gcc: Add configuration for AIX5/IA64.
3318 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
3319 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
3320 support prefix/suffix code.
3321 * config/ia64/t-aix: New. Makefile fragment.
3322 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
3324 2001-07-11 Kazu Hirata <kazu@hxi.com>
3326 * recog.c (validate_change): Fix a comment typo.
3328 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
3330 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
3331 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
3333 * dbxout.c (dbx_debug_hooks): Add new hooks.
3334 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
3336 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
3338 * dbxout.h (dbxout_start_new_source_file,
3339 dbxout_resume_previous_source_file): Delete.
3340 * debug.c (do_nothing_debug_hooks): Add new hooks.
3341 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3342 (debug_nothing_int_charstar, debug_nothing_int): New.
3343 * debug.h (gcc_debug_hooks): New hooks define, undef,
3344 start_source_file and end_source_file.
3345 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3346 (debug_nothing_int_charstar, debug_nothing_int): New.
3347 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
3348 the conditionally compiled section.
3349 (dwarf2out_start_source_file, dwarf2out_end_source_file,
3350 dwarf2out_define, dwarf2out_undef): Make static.
3351 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
3352 dwarf2out_define, dwarf2out_undef): Remove.
3353 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
3354 (dwarfout_start_source_file, dwarfout_end_source_file,
3355 dwarfout_define, dwarfout_undef): Make static.
3356 (dwarfout_start_source_file_check,
3357 dwarfout_end_source_file_check): New.
3358 (dwarfout_define, dwarfout_finish): Update.
3359 * dwarfout.h (dwarfout_start_new_source_file,
3360 dwarfout_resume_previous_source_file, dwarfout_define,
3361 dwarfout_undef): Remove.
3362 * sdbout.c (sdb_debug_hooks): Add new hooks.
3363 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
3365 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
3366 make static, take an arg.
3367 * sdbout.h (sdbout_start_new_source_file,
3368 sdbout_resume_previous_source_file): Delete.
3369 * toplev.c (debug_start_source_file, debug_end_source_file,
3370 debug_define, debug_undef): Delete.
3371 * toplev.h (debug_start_source_file, debug_end_source_file,
3372 debug_define, debug_undef): Delete.
3374 * java/jcf-parse.c: Include debug.h.
3375 (parse_class_file): Update to use debug hooks directly.
3376 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
3378 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3380 * alias.c (set_mem_alias_set): New function.
3381 * rtl.h (set_mem_alias_set): Declare it.
3382 * builtins.c (expand_builtin_return_addr): Call it instead of
3383 using MEM_ALIAS_SET accessor.
3384 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
3385 (get_memory_rtx, expand_builtin_va_arg): Likewise.
3386 (expand_builtin_va_copy):Likewise.
3387 * caller-save.c (setup_save_areas): Likewise.
3388 * calls.c (compute_argument_addresses): Likewise.
3389 * explow.c (set_mem_attributes): Likewise.
3390 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
3391 (expand_assignment, store_constructor_field, store_field): Likewise.
3392 (expand_expr_unaligned): Likewise.
3393 * function.c (assign_stack_temp_for_type): Likewise.
3394 (put_reg_into_stack, gen_mem_addressof): Likewise.
3395 * ifcvt.c (noce_try_cmove_arith): Likewise.
3396 * reload1.c (reload, alter_reg): Likewise.
3397 * config/alpha/alpha.c (get_aligned_mem): Likewise.
3398 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
3399 (alpha_expand_unaligned_store): Likewise
3400 (alpha_expand_unaligned_load_words): Likewise.
3401 (alpha_expand_unaligned_store_words): Likewise.
3402 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3403 (alpha_expand_epilogue): Likewise.
3404 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3405 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3406 * config/i386/i386.c (legitimize_pic_address): Likewise.
3407 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3408 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3409 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3410 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3411 * config/mips/mips.c (mips_va_arg): Likewise.
3412 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3413 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3414 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3415 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3416 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3417 (rs6000_emit_epilogue): Likewise.
3418 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3419 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3420 * config/v850/v850.c (v850_va_arg): Likewise.
3422 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3424 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3425 when fallthru edge is present.
3426 (mege_blocks): Handle case where creation of jump insn
3429 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3430 CLEANUP_POST_REGSTACK): New constants.
3431 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3432 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3433 * output.h (cleanup_cfg): Update prototype.
3434 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3435 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3436 cleanup_cfg call; kill missleading comment.
3437 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3438 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3439 parameter; control optimizations performed using it.
3440 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3441 try_crossjump_bb): New functions.
3443 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3445 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3447 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3448 pa_output_function_prologue.
3449 * pa-protos.h (pa_output_function_prologue): New prototype.
3451 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3453 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3454 and low to get correct sign extension in low+high test.
3456 2001-07-11 Janis Johnson <janis@us.ibm.com>
3458 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3459 for large hit count.
3461 * profile.c (branch_prob): Fix .bbg info for computed gotos
3464 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3466 * stmt.c (parse_output_constraint): New function, split out
3468 (expand_asm_operands): ... here. Use parse_output_constraint.
3469 * tree.h (parse_output_constraint): Declare it.
3471 2001-07-11 Richard Henderson <rth@redhat.com>
3473 * bitmap.c: Comment some functions; fiddle whitespace.
3474 (bitmap_free): Don't export.
3475 (bitmap_element_allocate): Use memset.
3476 * bitmap.h (bitmap_free): Don't declare.
3478 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3480 * gcse.c, lcm.c, sched-deps.c:
3481 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3483 * flow.c (flow_loops_find): Free dom if we found no loops, since
3484 we aren't going to save it.
3486 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3489 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3491 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3493 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3495 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3496 #ifndef DWARF2_DEBUGGING_INFO.
3498 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3500 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3502 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3504 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3505 reverse a branch if a NE comparison is implemented with GTU.
3507 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3508 H.J. Lu <hjl@gnu.org>
3510 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3512 (call_internal2): Likewise.
3513 (call_value_internal1): Likewise.
3514 (call_value_internal2): Likewise.
3515 (call_value_multiple_internal1): Likewise.
3516 (call_value_multiple_internal2): Likewise.
3518 2001-07-10 Kazu Hirata <kazu@hxi.com>
3520 * calls.c (emit_library_call_value_1): Fix a comment typo.
3521 * dwarf2out.c (mem_loc_descriptor): Likewise.
3522 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3524 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3526 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3528 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3530 * recog.c (offsettable_address_p): Handle LO_SUM case.
3531 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3532 instead of plus_constant.
3534 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3536 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3537 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3539 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3541 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3542 adjust_address_nv instead of plus_constant.
3544 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3546 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3547 dwarf2out.o): Depend on debug.h, wrap long lines.
3548 * dbxout.c: Include debug.h.
3549 (dbx_debug_hooks): New.
3550 (dbxout_init): Make static, take just 2 args.
3551 (dbxout_finish): Make static.
3552 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3553 * debug.c: New file.
3554 * debug.h: New file.
3555 * dwarf2out.c: Include debug.h.
3556 (dwarf2_debug_hooks): New.
3557 (dwarf2out_init): Make static.
3558 (dwarf2out_finish): Make static, take 2 args.
3559 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3560 * dwarfout.c: Include debug.h.
3561 (dwarf_debug_hooks): New.
3562 (dwarfout_init): Make static.
3563 (dwarfout_finish): Make static, take 2 args.
3564 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3565 * sdbout.c: Include debug.h.
3566 (sdb_debug_hooks): New.
3567 (sdbout_init): Make static, take 2 args.
3568 * sdbout.h (sdbout_init): Delete.
3569 * toplev.c: Include debug.h.
3571 (compile_file): Set deubg_hooks based on command line options.
3572 Use the hooks unconditionally rather than conditional compilation.
3574 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3576 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3577 first_insn_after_basic_block_note instead.
3579 * df.c (df_bb_refs_unlink): #if 0 out for now.
3581 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3583 * ssa.h: Add prototype for ssa_const_prop
3584 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3585 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3586 (ssa_fast_dce): Remove unused variable
3588 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3590 * diagnostic.c (finish_diagnostic): Rename to
3591 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3594 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3596 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3599 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3600 (dump_file): Only pad the demangled name with spaces if the
3601 mangled name was padded with spaces.
3603 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3605 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3608 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3610 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3611 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3614 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3615 whether can put offset inside LO_SUM to check mode alignment, not size.
3617 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3619 * doc/tm.texi (Misc): Fix thinko.
3621 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3623 * regmove.c (replace_in_call_usage): Fix warnings.
3624 * sched-deps.c (add_dependence): Fix warnings.
3625 * simplify-rtx.c (simplify_subreg): Likewise.
3626 Return NULL_RTX instead of NULL.
3628 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3629 (subst_asm_stack_regs): Likewise.
3631 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3634 * dwarf2out.c (output_call_frame_info): Declare i as int.
3635 (build_abbrev_table): Declare n_alloc as int.
3636 (dwarf2out_finish): Initialize die.
3637 * except.c: Declare sjlj_funcdef_number as unsigned.
3638 (connect_post_landing_pads): Declare j as unsigned.
3639 (convert_to_eh_region_ranges): Initialize call_site.
3640 (output_function_exception_table): Initialize tt_format_size.
3641 * expr.c (move_by_pieces_1): Initialize to1.
3642 (store_constructor): Initialize minelt and maxelt.
3643 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3644 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3646 * c-decl.c (combine_parm_decls): Unused, remove.
3647 * c-tree.h: Remove prototype for combine_parm_decls.
3649 * reload.c (push_reload): Fix warning.
3650 (regno_clobbered_p): Likewise.
3651 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3652 (reload_combine): Likewise.
3654 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3655 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3657 * bitmap.c (bitmap_operation): Change user.
3658 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3660 2001-07-10 Eric Christopher <echristo@redhat.com>
3662 * config/mips/mips.c (override_options): Fix typo.
3664 2001-07-09 Stan Shebs <shebs@apple.com>
3666 * target.h (struct gcc_target): New fields init_builtins and
3668 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3669 (TARGET_EXPAND_BUILTIN): New macro.
3670 (TARGET_INITIALIZER): Add them.
3671 * builtins.c: Include target.h.
3672 (expand_builtin): Use targetm.expand_builtin.
3673 (default_init_builtins): New function.
3674 (default_expand_builtin): New function.
3675 * expr.h (default_init_builtins): Declare.
3676 (default_expand_builtin): Declare.
3677 * c-common.c (c_common_nodes_and_builtins): Use
3678 targetm.init_builtins.
3679 * defaults.h (MD_INIT_BUILTINS): Remove.
3680 * Makefile.in (builtins.o): Depend on target.h.
3682 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3683 (TARGET_EXPAND_BUILTIN): Define.
3684 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3685 (MD_EXPAND_BUILTIN): Remove.
3687 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3688 (TARGET_EXPAND_BUILTIN): Define.
3689 (c4x_init_builtins): Make endlink arg a local.
3690 (c4x_print_operand): Fix typos in adjust_address usages.
3691 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3692 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3693 (MD_EXPAND_BUILTIN): Remove.
3695 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3696 (TARGET_EXPAND_BUILTIN): Define.
3697 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3698 (ix86_init_builtins): Call new function only if TARGET_MMX.
3699 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3700 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3701 (MD_EXPAND_BUILTIN): Remove.
3703 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3704 (TARGET_EXPAND_BUILTIN): Define.
3705 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3706 (MD_EXPAND_BUILTIN): Remove.
3708 * doc/tm.texi: Document these changes.
3710 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3712 * basic-block.h (tree_node): Forward declare if needed.
3713 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3714 (BLOCK_HEAD_TREE): Define.
3715 (BLOCK_END_TREE): Define.
3716 (struct loops): Rename field 'tree' to 'tree_root'.
3717 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3719 (flow_loops_tree_build): Rename reference to field 'tree' to
3721 (flow_loops_level_compute): Ditto.
3722 * predict.c (estimate_bb_frequencies): Ditto.
3723 * tree.h (struct tree_common): Add field 'aux'.
3725 2001-07-09 Stan Shebs <shebs@apple.com>
3727 * config/darwin.c (darwin_encode_section_info): Don't mark any
3728 DECL_EXTERNAL node as defined.
3730 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3732 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3733 pa_free_machine_status, hppa_init_pic_save): Delete.
3734 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3735 (hppa_profile_hook): Use hppa_pic_save_rtx.
3736 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3737 hppa_init_pic_save): Delete.
3738 (hppa_pic_save_rtx): Declare.
3739 * pa.md (call, call_value, sibcall, sibcall_value,
3740 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3742 2001-07-09 Kazu Hirata <kazu@hxi.com>
3744 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3745 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3747 2001-07-09 Andreas Jaeger <aj@suse.de>
3749 * output.h: Add declaration of final_forward_branch_p.
3751 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3753 * varray.c: Include errors.h for internal_error and trim_filename
3756 * Makefile.in (varray.o): Add errors.h.
3758 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3760 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3761 * optabs.c (have_add2_insn): Check whether the add insn chosen
3762 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3763 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3765 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3767 * Makefile.in (OBJS): Add ssa-ccp.o
3768 (ssa-ccp.o): Add dependencies.
3769 * toplev.c (DFI_ssa_ccp): New dump file enum.
3770 (dump_file): Add entry for dumping after SSA CCP.
3771 (flag_ssa_ccp): New flag variable.
3772 (f_options): Add -fssa-ccp.
3773 (rest_of_compilation): Run SSA CCP if requested.
3774 * timevar.def (TV_SSA_CCP): New timevar.
3775 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3776 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3777 Fix minor typo in SSA DCE documentation.
3778 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3779 Add documentation for new dump option. Renumber dump files
3782 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3784 * emit-rtl.c (gen_highpart_mode): New.
3785 * rtl.h (gen_highpart_mode): Declare.
3786 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3787 operand can be VOIDmode constant.
3789 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3791 * flow.c (redirect_edge_and_branch_force): New.
3792 (can_fallthru): Ensure that basic blocks are succeeding.
3793 (try_optimize_cfg): Do not delete basic block if it is the last one.
3795 * flow.c (try_redirect_by_replacing_jump): Do not remove
3796 jumps with side effects, unlink chain on fallthru edge;
3797 set block for new jump instruction; avoid basic block to
3798 over by line number note.
3800 * flow.c (try_simplify_condjump): Verify that the condjump
3801 is not always falling trought.
3804 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3806 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3807 (try_redirect_by_replacing_jump): Update properly the count
3808 and frequency information.
3810 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3812 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3813 address that is a LO_SUM specially.
3814 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3816 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3818 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3819 (operand_subword): Use them.
3820 (change_address_1): Renamed from change_address; new arg VALIDATE.
3821 * expr.h: Reflect above changes; change_address now macro.
3822 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3824 * cselib.c (add_mem_for_addr): Likewise.
3825 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3826 * regmove.c (try_apply_stack_adjustment): Likewise.
3827 * reload.c (push_reload, make_memloc): Likewise.
3828 * reload1.c (eliminate_regs): Likewise.
3829 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3830 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3832 * combine.c (make_extraction, simplify_shift_const): Likewise.
3833 (gen_lowpart_for_combine): Likewise.
3834 * cse.c (gen_lowpart_if_possible): Likewise.
3835 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3836 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3837 * optabs.c (gen_move_insn): Likewise.
3838 * reload1.c (alter_reg): Likewise.
3839 * simplify-rtx.c (simplify_subreg): Likewise.
3840 * stmt.c (expand_anon_union_decl): Likewise.
3841 * recog.c (validate_replace_rtx_1): Likewise.
3843 * Makefile.in (recog.o): Add $(EXPR_H).
3844 * explow.c (stabilize): Call replace_equiv_address.
3845 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3846 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3848 2001-07-03 Andrew Haley <aph@redhat.com>
3850 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3851 the mode of the memory location.
3853 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3855 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3857 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3859 * final.c (output_addr_const): Use target opening and
3860 closing parentheses.
3861 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3862 defaults, add to TARGET_ASM_OUT.
3863 * target.h (struct gcc_target): Add open_paren and close_paren.
3864 * doc/md.texi: Update.
3865 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3866 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3867 TARGET_ASM_CLOSE_PAREN.
3868 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3870 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3872 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3873 * config/a29k/a29k.h: Similarly.
3874 * config/alpha/alpha.h: Similarly.
3875 * config/arc/arc.h: Similarly.
3876 * config/arm/aof.h: Similarly.
3877 * config/arm/aout.h: Similarly.
3878 * config/avr/avr.h: Similarly.
3879 * config/c4x/c4x.h: Similarly.
3880 * config/clipper/clipper.h: Similarly.
3881 * config/convex/convex.h: Similarly.
3882 * config/d30v/d30v.h: Similarly.
3883 * config/dsp16xx/dsp16xx.h: Similarly.
3884 * config/elxsi/elxsi.h: Similarly.
3885 * config/fr30/fr30.h: Similarly.
3886 * config/h8300/h8300.h: Similarly.
3887 * config/i370/i370.h: Similarly.
3888 * config/i386/i386.h: Similarly.
3889 * config/i860/i860.h: Similarly.
3890 * config/i960/i960.h: Similarly.
3891 * config/ia64/ia64.h: Similarly.
3892 * config/m32r/m32r.h: Similarly.
3893 * config/m68hc11/m68hc11.h: Similarly.
3894 * config/m68k/m68k.h: Similarly.
3895 * config/m88k/m88k.h: Similarly.
3896 * config/mcore/mcore.h: Similarly.
3897 * config/mips/mips.h: Similarly.
3898 * config/mn10200/mn10200.h: Similarly.
3899 * config/mn10300/mn10300.h: Similarly.
3900 * config/ns32k/ns32k.h: Similarly.
3901 * config/pa/pa.h: Similarly.
3902 * config/pdp11/pdp11.h: Similarly.
3903 * config/pj/pj.h: Similarly.
3904 * config/romp/romp.h: Similarly.
3905 * config/rs6000/rs6000.h: Similarly.
3906 * config/sh/sh.h: Similarly.
3907 * config/sparc/sparc.h: Similarly.
3908 * config/v850/v850.h: Similarly.
3909 * config/vax/vax.h: Similarly.
3910 * config/we32k/we32k.h: Similarly.
3912 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3914 * doc/c-tree.texi: Document representation of attributes.
3916 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3918 * doc/tm.texi: Update some places for the rename of target to
3921 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3923 * target.h (struct gcc_target): Add insert_attributes.
3924 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3925 (TARGET_INITIALIZER): Update.
3926 * tree.c, tree.h (default_insert_attributes): New function.
3927 Update comments on other default functions to refer to targetm,
3929 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3930 TARGET_INSERT_ATTRIBUTES.
3931 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3932 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3933 Don't use PRAGMA_INSERT_ATTRIBUTES.
3934 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3935 * c-decl.c (start_decl, start_function): Don't call
3936 SET_DEFAULT_DECL_ATTRIBUTES.
3937 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3938 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3940 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3941 (c4x_check_attribute): Avoid modifying attribute list itself.
3942 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3944 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3945 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3947 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3948 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3950 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3951 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3953 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3954 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3955 Adjust parameters. Make static.
3957 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3959 * c-common.c (decl_attributes): Only take a single attributes
3961 * c-common.h (decl_attributes): Update prototype.
3962 * c-decl.c (start_decl, start_function): Only take a single
3963 attributes parameter. Update calls to decl_attributes.
3964 (finish_struct, finish_enum): Update calls to decl_attributes.
3965 (push_parm_decl): Expect unified list of attributes. Update call
3967 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3968 notype_nested_function, component_declarator,
3969 component_notype_declarator, label): Update calls to
3971 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3972 lists that are passed to push_parm_decl.
3973 * c-tree.h (start_function, start_decl): Update prototypes.
3974 * config/sh/sh-protos.h, config/sh/sh.c
3975 (sh_pragma_insert_attributes): Only take a single attributes
3977 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3978 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3979 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3980 build_module_descriptor, generate_static_references,
3981 generate_strings, build_selector_translation_table,
3982 generate_descriptor_table, generate_protocols,
3983 generate_ivars_list, generate_dispatch_table,
3984 generate_protocol_list, generate_category,
3985 generate_shared_structures, really_start_method, add_objc_decls,
3986 generate_classref_translation_entry): Update calls to start_decl
3988 (build_tmp_function_decl, start_method_def): Unify attribute lists
3989 that are passed to push_parm_decl.
3991 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3993 * final.c (no_asm_to_stream): New.
3994 (final_scan_insn): Use target structures for prologue ends
3995 and epilogue starts.
3996 * output.h (no_asm_to_stream): New.
3997 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3998 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3999 (TARGET_ASM_OUT): Update.
4000 * target.h (struct gcc_target): New members function_end_prologue
4001 and function_begin_epilogue.
4002 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
4003 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
4004 * config/alpha/alpha.c (output_end_prologue): Rename to
4005 alpha_output_function_end_prologue. Use in target struct
4007 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
4008 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
4009 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
4010 ia64_output_function_end_prologue. Use in target struct
4012 (ia64_function_prologue, ia64_funciton_epilogue): Rename
4013 mistyped prototypes.
4014 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
4015 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
4017 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
4018 an use in target struct, make static.
4019 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
4022 2001-07-08 Richard Henderson <rth@redhat.com>
4024 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
4026 2001-07-08 Richard Henderson <rth@redhat.com>
4028 * config/i386/i386.md: Remove constraints strings from define_split
4029 and define_peephole2 patterns.
4030 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
4031 (eh_return): Use them.
4033 2001-07-08 Richard Henderson <rth@redhat.com>
4035 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
4036 Document MD_FALLBACK_FRAME_STATE_FOR.
4038 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4040 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
4041 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
4043 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
4045 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
4047 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
4048 of the label inside NAME as opposed to just the end of NAME.
4050 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
4052 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
4053 * config/alpha/alpha.c (alpha_init_machine_status,
4054 alpha_mark_machine_status, alpha_free_machine_status): Delete.
4055 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
4056 (vms_valid_decl_attribute_p): Make static, conditionally compile.
4057 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
4059 2001-07-06 Stan Shebs <shebs@apple.com>
4061 * target.h (targetm): Rename global from "target", so as not to
4062 conflict with local variables.
4064 * c-typeck.c: Ditto.
4068 * cp/decl2.c: Ditto.
4069 * cp/typeck.c: Ditto.
4070 * 1750a/1750a.c: Ditto.
4071 * a29k/a29k.c: Ditto.
4075 * clipper/clipper.c: Ditto.
4076 * convex/convex.c: Ditto.
4077 * d30v/d30v.c: Ditto.
4078 * dsp16xx/dsp16xx.c: Ditto.
4079 * elxsi/elxsi.c: Ditto.
4080 * fr30/fr30.c: Ditto.
4081 * h8300/h8300.c: Ditto.
4082 * i370/i370.c: Ditto.
4083 * i386/i386.c: Ditto.
4084 * i860/i860.c: Ditto.
4085 * i960/i960.c: Ditto.
4086 * ia64/ia64.c: Ditto.
4087 * m32r/m32r.c: Ditto.
4088 * m68hc11/m68hc11.c: Ditto.
4089 * m68k/m68k.c: Ditto.
4090 * m88k/m88k.c: Ditto.
4091 * mips/mips.c: Ditto.
4092 * ns32k/ns32k.c: Ditto.
4094 * pdp11/pdp11.c: Ditto.
4095 * romp/romp.c: Ditto.
4096 * rs6000/rs6000.c: Ditto.
4098 * sparc/sparc.c: Ditto.
4100 * we32k/we32k.c: Ditto.
4101 * doc/tm.texi: Update the manual to match.
4103 2001-07-06 Richard Henderson <rth@redhat.com>
4105 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
4106 DWARF2_UNWIND_INFO not just whether it is defined.
4108 2001-07-06 Diego Novillo <dnovillo@redhat.com>
4110 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
4111 call to simplify_binary_operation returns a new pattern.
4113 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4115 * glimits.h (__SHRT_MAX__): New.
4116 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
4117 (SHRT_MAX): Define in terms of __SHRT_MAX__.
4119 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
4121 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
4124 2001-07-06 Richard Henderson <rth@redhat.com>
4126 * bitmap.c (bitmap_release_memory): Move adjacent to the
4127 allocation functions.
4128 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
4129 the implementation. Binary search for the set bit.
4130 (bitmap_union_of_diff): Allocate the temporary on the stack
4131 instead of using xmalloc.
4133 2001-07-06 Richard Henderson <rth@redhat.com>
4135 * genrecog.c (validate_pattern): Warn for constraints in
4136 define_{expand,split,peephole2}. Remove strict_low_part
4137 before looking up match_dup.
4139 2001-07-06 DJ Delorie <dj@redhat.com>
4141 * doc/gcc.texi (Makefile): Rename to be a more general purpose
4142 chapter about various build hints and history. Add section
4143 talking about the various types of native and cross builds.
4145 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
4147 * Makefile.in (final.o): Depend on target.h.
4148 * final.c: Include target.h.
4149 (default_function_pro_epilogue): New.
4150 (final_start_function): Use target structure for function prologues.
4151 (final_end_function): Use target structure for function epilogues.
4152 * fold-const.c (real_hex_to_f): Constify s and p.
4153 * output.h (default_function_pro_epilogue): New.
4154 * real.h (real_hex_to_f): Update prototype.
4155 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
4156 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
4157 (TARGET_INITIALIZER): Update.
4158 * target.h (gcc_target): Add struct asm_out.
4159 * doc/tm.texi: Update.
4162 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
4163 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
4164 in cpu/cpu.c, or rename old functions consistently. Take
4165 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
4166 redundant macros and prototypes. Make new functions static.
4168 * 1750a/1750a.c: Similarly.
4169 * 1750a/1750a.h: Similarly.
4170 * a29k/a29k-protos.h: Similarly.
4171 * a29k/a29k.c: Similarly.
4172 * a29k/a29k.h: Similarly.
4173 * arc/arc-protos.h: Similarly.
4174 * arc/arc.c: Similarly.
4175 * arc/arc.h: Similarly.
4176 * arm/arm-protos.h: Similarly.
4177 * arm/arm.c: Similarly.
4178 * arm/arm.h: Similarly.
4179 * avr/avr-protos.h: Similarly.
4180 * avr/avr.c: Similarly.
4181 * avr/avr.h: Similarly.
4182 * clipper/clipper-protos.h: Similarly.
4183 * clipper/clipper.c: Similarly.
4184 * clipper/clipper.h: Similarly.
4185 * convex/convex.c: Similarly.
4186 * convex/convex.h: Similarly.
4187 * d30v/d30v-protos.h: Similarly.
4188 * d30v/d30v.c: Similarly.
4189 * d30v/d30v.h: Similarly.
4190 * d30v/d30v.md: Similarly.
4191 * dsp16xx/dsp16xx-protos.h: Similarly.
4192 * dsp16xx/dsp16xx.c: Similarly.
4193 * dsp16xx/dsp16xx.h: Similarly.
4194 * elxsi/elxsi.c: Similarly.
4195 * elxsi/elxsi.h: Similarly.
4196 * fr30/fr30.c: Similarly.
4197 * fr30/fr30.md: Similarly.
4198 * h8300/h8300-protos.h: Similarly.
4199 * h8300/h8300.c: Similarly.
4200 * h8300/h8300.h: Similarly.
4201 * i370/i370-protos.h: Similarly.
4202 * i370/i370.c: Similarly.
4203 * i370/i370.h: Similarly.
4204 * i386/i386.c: Similarly.
4205 * i386/osf1elf.h: Similarly.
4206 * i386/osfrose.h: Similarly.
4207 * i860/i860-protos.h: Similarly.
4208 * i860/i860.c: Similarly.
4209 * i860/i860.h: Similarly.
4210 * i960/i960-protos.h: Similarly.
4211 * i960/i960.c: Similarly.
4212 * i960/i960.h: Similarly.
4213 * ia64/ia64-protos.h: Similarly.
4214 * ia64/ia64.c: Similarly.
4215 * ia64/ia64.h: Similarly.
4216 * m32r/m32r-protos.h: Similarly.
4217 * m32r/m32r.c: Similarly.
4218 * m32r/m32r.h: Similarly.
4219 * m68hc11/m68hc11-protos.h: Similarly.
4220 * m68hc11/m68hc11.c: Similarly.
4221 * m68hc11/m68hc11.h: Similarly.
4222 * m68k/crds.h: Similarly.
4223 * m68k/dpx2.h: Similarly.
4224 * m68k/m68k-protos.h: Similarly.
4225 * m68k/m68k.c: Similarly.
4226 * m68k/m68k.h: Similarly.
4227 * m68k/news.h: Similarly.
4228 * m88k/m88k-protos.h: Similarly.
4229 * m88k/m88k.c: Similarly.
4230 * m88k/m88k.h: Similarly.
4231 * mips/mips-protos.h: Similarly.
4232 * mips/mips.c: Similarly.
4233 * mips/mips.h: Similarly.
4234 * ns32k/merlin.h: Similarly.
4235 * ns32k/ns32k.c: Similarly.
4236 * ns32k/ns32k.h: Similarly.
4237 * ns32k/tek6000.h: Similarly.
4238 * pa/pa-protos.h: Similarly.
4239 * pa/pa.c: Similarly.
4240 * pa/pa.h: Similarly.
4241 * pdp11/2bsd.h: Similarly.
4242 * pdp11/pdp11-protos.h: Similarly.
4243 * pdp11/pdp11.c: Similarly.
4244 * pdp11/pdp11.h: Similarly.
4245 * romp/romp-protos.h: Similarly.
4246 * romp/romp.c: Similarly.
4247 * romp/romp.h: Similarly.
4248 * rs6000/rs6000-protos.h: Similarly.
4249 * rs6000/rs6000.c: Similarly.
4250 * rs6000/rs6000.h: Similarly.
4251 * rs6000/sysv4.h: Similarly.
4252 * sh/sh-protos.h: Similarly.
4253 * sh/sh.c: Similarly.
4254 * sh/sh.h: Similarly.
4255 * sparc/sparc-protos.h: Similarly.
4256 * sparc/sparc.c: Similarly.
4257 * sparc/sparc.h: Similarly.
4258 * vax/vax.c: Similarly.
4259 * vax/vax.h: Similarly.
4260 * vax/vms.h: Similarly.
4261 * we32k/we32k.c: Similarly.
4262 * we32k/we32k.h: Similarly.
4264 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
4266 * basic-block.h (first_insn_after_basic_block_note): Declare.
4267 * flow.c (first_insn_after_basic_block_note): Define. Moved
4269 * ssa.c (first_insn_after_basic_block_note): Remove.
4270 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
4272 (ssa_eliminate_dead_code): Properly update the CFG and PHI
4273 nodes when we find a dead conditional branch. Insert BARRIERs
4274 after any blocks with no successors, but which do not have
4277 2001-07-06 Zack Weinberg <zackw@stanford.edu>
4279 * varray.c (varray_check_failed): Use internal_error.
4281 2001-07-05 Andrew Haley <aph@redhat.com>
4283 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
4284 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
4285 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
4287 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
4289 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
4290 reference if the target constant is also a SYMBOL_REF.
4292 2001-07-05 Eric Christopher <echristo@redhat.com>
4294 * config/mips/mips.h (MASK_MIPS3900): Remove.
4295 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
4296 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
4297 (TARGET_MIPS3900): Change to use mips_arch.
4298 (TARGET_MIPS4000): New.
4299 (TARGET_MIPS4100): New.
4300 (TARGET_MIPS4300): New.
4301 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
4302 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
4304 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
4305 (ISA_HAS_BRANCHLIKELY): To here.
4306 (CC1_CPU_SPEC): New.
4307 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
4308 (mips_arch_string): Declare.
4309 (mips_arch): Declare.
4310 (TARGET_OPTIONS): Add -march and -mtune.
4312 * config/mips/mips.c (mips_arch_string): New.
4314 (override_options): Handle -march for codegen and -mtune
4315 for scheduling. Use mips_arch. Move tx39 target default here.
4316 (mips_parse_cpu): Move error message to override_options.
4318 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
4320 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
4322 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
4323 (MIPS Options): Ditto. Change mcpu entry to historical text.
4325 2001-07-05 H.J. Lu (hjl@gnu.org)
4327 * config/mips/mips.c (mips_parse_cpu): New function to parse
4330 2001-07-05 Jim Wilson <wilson@redhat.com>
4332 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
4333 * config/ia64/t-ia64: Likewise.
4334 (LIB1ASMFUNCS): Update comment.
4336 2001-07-05 David Edelsohn <edelsohn@gnu.org>
4338 * doc/install.texi (Install GCC: Binaries): Fix typo.
4340 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4342 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
4343 reference using the stack pointer, adjust it since we push Y
4345 ("*ashrsi3"): Likewise.
4346 ("*lshrsi3"): Likewise.
4348 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4350 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
4351 when -fomit-frame-pointer is used.
4353 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
4355 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
4356 (try_redirect_by_replacing_jump): Reverse updating properly the
4357 count and frequency information. Reverse removing cc0 setter.
4358 (forwarder_block_p): Reverse fixing for fallthru blocks.
4360 2001-07-05 DJ Delorie <dj@redhat.com>
4362 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
4363 (translate_options): If the above is defined, use it to map
4364 given options to new options.
4365 * doc/tm.texi: Document it.
4367 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
4368 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4370 * doc/invoke.texi (Optimize Options): Document that -fgcse may
4371 cause programs using computed gotos to run more slowly.
4373 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4375 * doc/install.texi (Specific): Markup, spelling and typo fixes.
4377 Consistently require binutils 2.11.2, not prereleases.
4378 (Specific, decstation-*): Canonicalize as mips-dec-*.
4379 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
4381 (Specific, m68k-altos): Removed reference to README.altos, deleted.
4382 (Specific, mips-*): Reword MIPS C compiler requirements.
4383 (Specific, powerpc*-*-*): New, mention --with-cpu once.
4384 (Specific, sunv5): Removed, obsolete.
4386 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
4388 * dwarf2out.c (output_loc_list): Use an all ones mask for
4389 .text asm output and don't rely on long long
4390 literals. Reformat some long lines.
4392 2001-07-05 Andreas Jaeger <aj@suse.de>
4394 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
4397 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4399 * dwarf2out.c (dwarf2out_define): Update comment.
4400 (dwarf2out_undef): Ditto.
4401 (dwarf2out_start_source_file): Ditto.
4402 (dwarf2out_end_source_file): Ditto.
4403 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4404 since we never call the start/end debug hook for the primary file.
4406 2001-07-04 Kazu Hirata <kazu@hxi.com>
4408 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4411 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4413 * cppinit.c (remove_dup_dirs): Inform if a system include
4414 directory is being reordered.
4415 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4417 * doc/cpp.texi (Search Paths): Likewise.
4418 * doc/gcc.texi (Interoperation): Remove information about
4421 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4423 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4424 (VARRAY_TOP_CHAR_PTR): Likewise.
4426 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4428 * gcc.c (process_command): Don't assign elements of a const char*.
4430 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4432 * emit-rtl.c (change_address): Don't abort if invalid address while
4433 reload is in progress.
4435 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4437 * c-lex.c (cb_file_change): Pass line number to
4438 debug_start_source_file.
4439 (cb_undefine): Pass correct line number to debug_undef.
4441 * toplev.c (debug_start_source_file): Add line number to
4442 parameters. Pass it along to dwarf2out_start_source_file.
4443 (decode_g_option): Stop resetting debug level back to normal when
4444 we change debug formats, unless the current level is
4445 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4448 * toplev.h (debug_start_source_file): Add line number to
4451 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4454 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4456 Output debug_macinfo data for starting file if requested.
4457 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4459 (dwarf2out_define): Output debug_macinfo data for defining a macro
4461 (dwarf2out_undef): Output debug_macinfo data for undefining a
4463 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4464 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4465 (macinfo_section_label): New. DWARF2 macro info section label.
4466 (dwarf2out_init): If we want macro info, output the start label
4468 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4469 attribute to the compilation unit die pointing to the macro info.
4471 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4473 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4474 DWARF2_DEBUGGING_INFO.
4475 (add_loc_descr_to_loc_list): Ditto.
4476 (output_loc_list): Ditto.
4477 Also, fix thinko in curr not being initialized.
4478 (gen_internal_sym): Ditto.
4480 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4482 * emit-rtl.c (replace_equiv_address): New function.
4483 * expr.h (replace_equiv_address): New declaration.
4484 * explow.c (validize_mem): Call it instead of change_address and
4485 also call if -fforce-addr and address is constant.
4486 * expr.c: Replace more calls to change_address with adjust_address
4487 and/or replace_equiv_address or to validize_mem.
4488 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4489 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4490 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4491 * config/i370/i370.md, config/i860/i860.md: Likewise.
4492 * config/i960/i960.md, config/mips/mips.c: Likewise.
4493 * config/mips/mips.md, config/pa/pa.md: Likewise.
4494 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4495 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4497 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4499 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4501 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4504 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4506 * doc/include: New directory.
4507 * doc/fdl.texi: Move to doc/include/fdl.texi.
4508 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4509 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4510 * doc/gcc.texi: Use funding.texi and gpl.texi.
4511 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4512 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4513 Update dependencies and use -I $(docdir)/include.
4515 2001-07-04 Anthony Green <green@redhat.com>
4517 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4519 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4521 * doc/install.texi (sparc64-*-*): Remove garbage.
4523 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4525 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4526 Fix typo in last change to use adjust_address.
4528 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4530 * doc/install.texi (Specific): Update information for *-*-solaris*.
4532 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4534 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4536 2001-07-03 Stan Shebs <shebs@apple.com>
4538 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4539 case for flag_no_mach_text_sections.
4540 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4541 * config/darwin.c (flag_no_mach_text_sections): Remove.
4542 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4544 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4546 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4547 and avoid checking for constant as first operand.
4548 * recog.c (find_constant_term_loc): No longer static.
4549 (adj_offettable_operand): Delete.
4550 * rtl.h (adj_offsettable_operand): Delete declaration.
4551 (find_constant_term): Add declaration.
4552 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4554 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4555 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4556 * config/i386/i386.c, config/i386/i386.md: Likewise.
4557 * config/i860/i860.c, config/i960/i960.c: Likewise.
4558 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4559 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4560 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4561 * config/mips/mips.c, config/mips/mips.md: Likewise.
4562 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4563 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4564 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4565 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4566 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4567 * config/ns32k/ns32k.md: Likewise.
4569 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4571 * rtl.c (copy_rtx): Handle 'T' format letter.
4572 * gensupport.c (collect_insn_data): Likewise.
4573 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4575 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4577 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4578 -B option. Use 'dir' not 'foo' as example directory name.
4580 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4582 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4583 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4585 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4587 * doc/cppinternals.texi: Improve formatting and logical markup.
4589 2001-07-03 Andreas Jaeger <aj@suse.de>
4591 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4593 * genrecog.c (write_header): Include reload.h for prototypes in
4596 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4599 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4600 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4601 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4602 i386_pe_valid_type_attribute_p): Add.
4603 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4604 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4606 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4608 * explow.c (plus_constant_wide, case LO_SUM): New case.
4609 (plus_constant_for_output_wide): Delete.
4610 * rtl.h (plus_constant_for_output): Delete.
4611 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4612 instead of plus_constant_for_output.
4613 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4614 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4615 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4616 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4617 * config/sparc/sparc.md: Likewise.
4618 Convert some change_address calls to adjust_address.
4620 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4622 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4623 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4624 documentation of -std and -Wwrite-strings.
4626 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4628 * cse.c (canon_hash): Don't register registers in very small
4629 register classes, as extending their lifetime might cause
4632 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4634 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4636 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4637 (try_redirect_by_replacing_jump): Update properly the count
4638 and frequency information.
4640 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4642 * toplev.c (dump_file_index): Move SSA dumps just after first
4644 (dump_file): Corresponding changes.
4645 (rest_of_compilation): Move SSA path to just after the first
4647 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4648 * doc/invoke.texi: Update dump file #s as they were completely
4649 out of date with reality.
4651 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4653 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4655 * expr.c (emit_move_insn_1): Deal with non-default
4658 * expr.c (emit_single_push_insn): Fix warning.
4660 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4662 * expr.c (emit_move_insn_1): Avoid modifying
4663 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4665 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4667 * emit-rtl.c (adjust_address): New function.
4668 * expr.h (adjust_address): Add declaration.
4669 * builtins.c: Replace some calls to change_address with calls to it
4671 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4672 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4673 * config/arm/arm.c, config/convex/convex.c: Likewise.
4674 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4675 * config/i386/i386.c, config/i386/i386.md: Likewise.
4676 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4677 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4678 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4679 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4680 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4682 2001-07-02 Jim Wilson <wilson@redhat.com>
4684 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4686 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4688 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4689 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4691 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4693 * cppinit.c (lang_defaults): New table.
4694 (set_lang): Just read from lang_defaults into the live options
4697 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4699 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4700 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4701 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4703 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4705 * doc/install.texi: Various spelling and markup fixes.
4706 (Installing GCC): Component specific installation instructions are
4709 Warn about removing old install dir in the presence of shared libs.
4710 (Configuration): Invoke with options target to match configure
4712 Consistently refer to gas, gld pathnames.
4713 Invert --enable-multilib documentation.
4714 Remove references to old compiler versions.
4716 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4718 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4720 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4722 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4724 (Specific, mips*-sgi-irix5): Note IDO download.
4725 Reworded MIPS C hints.
4726 Use GNU as instead of GAS.
4728 Removed SGI Freeware reference, IRIX 6 only.
4729 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4730 Note N64 library requirement/workaround.
4732 Complete list of structure passing bug victims.
4734 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4736 * doc/install.texi: Remove CVS Id.
4738 2001-07-02 Andreas Jaeger <aj@suse.de>
4740 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4741 (find_inherently_necessary): Remove unused variable.
4743 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4745 * c-common.h (TDI_inlined): New ast dump phase.
4746 (dump_flag_name): New function.
4747 * c-dump.c (dump_files): Add inlined phase.
4748 (dump_flag_name): Define.
4749 * doc/invoke.texi (-fdump-ast-inlined): Document.
4751 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4753 * stor-layout.c (layout_decl): Revert change to handling of alignment
4756 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4758 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4761 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4763 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4766 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4768 * tlink.c (recompile_files): Remove COMPILER_PATH and
4769 LIBRARY_PATH from the environment.
4771 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4773 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4774 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4776 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4778 * c-parse.in (OBJC_STRING): Kill.
4779 (objc_string): Decompose to [objc_string] '@' STRING.
4780 (reswords): Take the leading '@' off all the Objective C keywords.
4781 (objc_rid_sans_at): Kill.
4782 (init_reswords): Don't initialize it.
4783 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4784 (_yylex): Kill reconsider label. Look ahead one token after
4785 an '@'; if we get an identifier, check whether it's an
4786 Objective C @-keyword. If so, return the keyword. Otherwise,
4787 put back the token and return the '@' as a terminal.
4789 * cpplib.c (lex_macro_node): Remove unnecessary check for
4790 leading '@' on identifier. Clarify control flow and commentary.
4792 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4794 * cse.c (new_label_ref): Variable deleted.
4795 (insert): Remove set of new_label_ref.
4796 (check_for_label_ref): New function.
4797 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4799 See ChangeLog.5 for earlier changes.