1 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5 this macro is now required.
7 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8 loop.c (find_and_verify_loops), reload.c (reload): Check
9 for rtx code of CALL_INSN, not CALL, when deciding if we
10 need to check for REG_SETJMP note.
12 * gcse.c (compute_hash_table, compute_store_table): Update
13 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
16 * config/avr/avr.c: Fix typo.
17 * config/convex/convex.c (expand_movstr): Use adjust_address.
18 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
20 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
21 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
23 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
24 Do define STACK_BOUNDARY.
25 * config/i370/i370.c: Include expr.h.
26 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
27 config/pa/som.h, config/v850/v850.h: Take in_ctors and
28 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
29 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
30 * config/m88k/m88k.c: Include c-tree.h after expr.h.
31 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
32 * config/romp/romp.c: Include expr.h after tree.h.
34 (output_fpop): Use xmalloc, not oballoc.
35 * config/we32k/we32k.c: Include expr.h.
37 2001-08-10 Kazu Hirata <kazu@hxi.com>
39 * config/h8300/h8300.h: Fix formatting.
41 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
43 * c-common.h (RETURN_NULLIFIED_P): Lose.
44 * c-semantics.c (genrtl_return_stmt): Don't check it.
46 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
48 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
49 (mips_annotate_frame_insn): New function.
50 (mips_emit_frame_related_store): New function.
51 (save_restore_insns): Don't mark instructions that set up the base
52 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
53 the store instructions instead.
54 (mips_expand_prologue): If the stack size is moved into a temporary
55 register, do not mark that move as frame-related. Add a
56 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
58 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
60 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
61 stack slot as unchanging if current_function_calls_eh_return.
63 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
65 * config/mips/mips.md (reload_outcc): Use HARD_REGNO_NREGS to
66 access the second half of the TFmode scratch operand.
68 2001-08-10 Anthony Green <green@redhat.com>
70 * java/class.c (emit_register_classes): Conditionalize code on
73 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
75 * doc/install.texi (Specific, avr): Fix cross-reference to the
76 main manual to work both for info and HTML versions.
78 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
80 * stmt.c (expand_null_return_1): Remove code to generate simple returns
81 and "use_goto" argument.
82 (expand_null_return, expand_value_return): Update all callers.
83 * function.c (expand_function_end): Remove code to generate simple
85 * config/vax/vax.md (epilogue): New expander for function return.
86 * doc/md.texi (epilogue): Remove "if defined".
88 2001-08-09 Zack Weinberg <zackw@stanford.edu>
90 * Makefile.in: Partially revert my previous change:
91 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
92 of the hashtab.o and safe-ctype.o rules.
94 2001-08-09 Richard Henderson <rth@redhat.com>
96 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
97 (USE_COLLECT2): Remove duplicate definition.
98 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
99 (use_collect2): Remove dead code.
100 * configure.in (use_collect2): Remove will_use_collect2 and
101 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
102 * configure: Rebuild.
104 * target.h (targetm.asm_out.constructor): New.
105 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
106 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
107 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
108 * varasm.c (in_ctors, in_dtors): New.
109 (assemble_constructor, assemble_destructor): Remove.
110 (default_stabs_asm_out_destructor): New.
111 (default_named_section_asm_out_destructor): New.
112 (dtors_section, default_dtor_section_asm_out_destructor): New.
113 (default_stabs_asm_out_constructor): New.
114 (default_named_section_asm_out_constructor): New.
115 (ctors_section, default_ctor_section_asm_out_constructor): New.
116 * output.h: Update declarations.
117 * c-decl.c (c_expand_body): Use target hooks instead of
118 assemble_constructor and assemble_destructor.
119 * profile.c (output_func_start_profiler): Likewise.
120 * objc/objc-act.c (finish_objc): Likewise.
121 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
123 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
125 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
126 (DTORS_SECTION_ASM_OP): Likewise.
127 (__CTOR_LIST__): Use attribute section when possible.
128 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
130 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
131 ASM_OUTPUT_CONSTRUCTOR.
133 * config/darwin.c (machopic_asm_out_constructor): New.
134 (machopic_asm_out_destructor): New.
135 * config/darwin-protos.h: Update declarations.
136 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
137 (ASM_OUTPUT_DESTRUCTOR): Remove.
138 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
139 * config/nextstep.c (nextstep_asm_out_constructor): New.
140 (nextstep_asm_out_destructor): New.
141 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
142 (ASM_OUTPUT_DESTRUCTOR): Remove.
143 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
144 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
145 ASM_OUTPUT_*STRUCTOR.
146 * config/i386/aix386ng.h: Likewise.
148 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
149 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
150 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
151 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
152 * config/lynx.h: Likewise.
153 * config/netware.h: Likewise.
154 * config/psos.h: Likewise.
155 * config/alpha/alpha-interix.h: Likewise.
156 * config/alpha/elf.h: Likewise.
157 * config/arc/arc.h: Likewise.
158 * config/arm/aof.h: Likewise.
159 * config/arm/coff.h: Likewise.
160 * config/arm/elf.h: Likewise.
161 * config/c4x/c4x.h: Likewise.
162 * config/h8300/h8300.h: Likewise.
163 * config/i386/cygwin.h: Likewise.
164 * config/i386/djgpp.h: Likewise.
165 * config/i386/i386-coff.h: Likewise.
166 * config/i386/i386-interix.h: Likewise.
167 * config/i386/sco5.h: Likewise.
168 * config/i386/vsta.h: Likewise.
169 * config/i386/win32.h: Likewise.
170 * config/i960/i960-coff.h: Likewise.
171 * config/ia64/sysv4.h: Likewise.
172 * config/m68hc11/m68hc11.h: Likewise.
173 * config/m68k/coff.h: Likewise.
174 * config/m68k/mot3300.h: Likewise.
175 * config/m88k/m88k.h: Likewise.
176 * config/mcore/mcore-pe.h: Likewise.
177 * config/mcore/mcore.h: Likewise.
178 * config/mips/elf.h: Likewise.
179 * config/mips/elf64.h: Likewise.
180 * config/mips/iris6.h: Likewise.
181 * config/pa/pa64-hpux.h: Likewise.
182 * config/rs6000/sysv4.h: Likewise.
183 * config/sh/sh.h: Likewise.
184 * config/sparc/litecoff.h: Likewise.
186 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
187 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
188 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
189 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
190 (ASM_OUTPUT_DESTRUCTOR): Remove.
191 * config/a29k/a29k.c: Move include of tree.h.
192 * config/a29k/udi.h: Delete file.
193 * config/alpha/alpha.c (vms_asm_out_constructor): New.
194 (vms_asm_out_destructor): New.
195 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
196 (EXTRA_SECTION_FUNCTIONS): Likewise.
197 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
198 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
199 * config/c4x/c4x.c: Move include of tree.h.
200 * config/clipper/clipper.c (clix_asm_out_constructor): New.
201 (clix_asm_out_destructor): New.
202 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
203 (ASM_OUTPUT_DESTRUCTOR): Remove.
204 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
205 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
206 (TARGET_ASM_CONSTRUCTOR): New.
207 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
208 (sco_asm_out_constructor): New.
209 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
210 * config/i386/svr3gas.h: Remove stack grows up code.
211 Remove code duplicated from i386/sysv3.h.
212 (TARGET_ASM_CONSTRUCTOR): New.
213 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
214 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
215 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
216 (TARGET_ASM_CONSTRUCTOR): New.
217 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
218 (m68hc11_asm_out_destructor): New.
219 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
220 (TARGET_ASM_DESTRUCTOR): New.
221 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
222 * config/m68k/dpx2.h: Properly undef all the bits inherited from
223 config/svr3.h pertaining to section manipulation.
224 * config/m68k/dpx2g.h: Remove #if 0 code.
225 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
226 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
227 (ASM_OUTPUT_CONSTRUCTOR): Remove.
228 (TARGET_ASM_CONSTRUCTOR): New.
229 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
230 (m88k_svr3_asm_out_constructor): New.
231 (m88k_svr3_asm_out_destructor): New.
232 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
233 (ASM_OUTPUT_DESTRUCTOR): Remove.
234 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
235 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
236 * config/rs6000/aix.h: Likewise.
237 * config/mips/rtems64.h: Don't undef removed constructor related bits.
238 * config/mips/vxworks.h: Likewise.
239 * config/rs6000/lynx.h: Likewise.
240 * config/sh/elf.h: Likewise.
241 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
242 (DTORS_SECTION_ASM_OP): New.
243 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
244 (ASM_OUTPUT_DESTRUCTOR): Remove.
245 * config/sparc/sol2-sld-64.h: Likewise.
246 * config/vax/vax.c (vms_asm_out_constructor): New.
247 (vms_asm_out_destructor): New.
248 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
249 (ASM_OUTPUT_DESTRUCTOR): Remove.
250 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
252 * doc/tm.texi (@node Initialization): Update.
254 2001-08-09 Richard Henderson <rth@redhat.com>
256 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
257 (__do_global_dtors_aux): Use gp-relative static data to avoid
258 one dynamic relocation.
259 (__do_frame_setup): Register Java classes.
260 * config/alpha/crtend.asm (__JCR_END__): New.
262 2001-08-09 Zack Weinberg <zackw@stanford.edu>
264 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
265 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
266 (GEN, STAGESTUFF): Add new files.
267 (insn-constants.h, s-constants, tm-preds.h, s-preds,
268 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
269 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
270 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
271 as well as insn-codes.h and insn-flags.h in config.h; and no
272 extra headers in tconfig.h and hconfig.h.
274 * gencodes.c: Eliminate code to generate predicate declarations
275 or #defines for md-file constants.
276 * genconstants.c, genpreds.c: New files.
278 * i386.md: Re-order guard expressions such that TARGET_64BIT
279 comes first, when this permits better optimization. Add
280 TARGET_64BIT to more x86-64 patterns. Add comment explaining
281 why this is desirable.
283 2001-08-09 Jakub Jelinek <jakub@redhat.com>
285 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
286 (find_fde_for_dso): Remove.
287 (_Unwind_IteratePhdrCallback): New.
288 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
289 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
291 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
293 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
294 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
296 2001-08-09 Graham Stott <grahams@redhat.com>
298 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
299 (vis_no_unit): Use it.
300 (visualize_no_unit): Add the insn only if room exists.
302 2001-08-09 Graham Stott <grahams@redhat.com>
304 * predict.c (estimate_probability): Replace magic numbers with
305 appropriate enumeration.
307 2001-08-09 Graham Stott <grahams@redhat.com>
309 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
311 (EXTRACT_FLAGS): Likewise.
313 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
315 * config/mips/mips.c (mips_legitimate_address_p): Check for
316 CONST_INT in last patch.
318 2001-08-08 Anthony Green <green@redhat.com>
320 * java/class.c (emit_register_classes): Use assemble_jcr if
321 possible. Keep the original mechanism as a fallback.
322 * defaults.h (JCR_SECTION_NAME): Define if we have named section
323 and weak symbol support.
324 * crtstuff.c (__JCR_LIST__): Define.
325 (__JCR_END__): Define.
326 (_Jv_RegiserClasses): Define weak symbol if possible.
327 (__do_global_ctors_aux): Register classes for ELF targets with
330 2001-08-08 Kazu Hirata <kazu@hxi.com>
332 * dbxout.c: Fix comment formatting.
333 * dependence.c: Likewise.
335 * diagnostic.c: Likewise.
336 * dominance.c: Likewise.
337 * doprint.c: Likewise.
338 * dwarf2out.c: Likewise.
339 * dwarfout.c: Likewise.
340 * emit-rtl.c: Likewise.
341 * except.c: Likewise.
342 * explow.c: Likewise.
343 * expmed.c: Likewise.
346 * fold-const.c: Likewise.
347 * function.c: Likewise.
349 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
351 * global.c (retry_global_alloc): Avoid shadowing allocno.
353 2001-08-08 Mark Mitchell <mark@codesourcery.com>
355 * except.c (remove_fixup_regions): Fix typo.
357 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
359 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
360 unsigned HOST_WIDE_INT to avoid warning.
361 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
362 * flow.c (set_block_for_new_insns): Likewise.
364 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
366 * sibcall.c (return_value_pseudo): New static variable.
367 (skip_copy_to_return_value): Handle return_value_pseudo.
368 (call_ends_block_p): Ensure that return_value_pseudo is set.
369 (optimize_sibling_and_tail_recursive_call): Discover the
370 load of pseudo return value in alternate exit block.
372 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
374 * calls.c (ECF_ALWAYS_RETURN): New constant.
375 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
376 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
377 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
378 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
379 * rtl.c (reg_note_name): New name.
380 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
382 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
384 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
386 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
388 * alias.c (get_alias_set): Return a previously calculated
389 alias set for a VAR_DECL.
390 * function.c (gen_mem_addressof): Calculate the alias set before
393 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
395 * predict.def: Set hitrates according our experimental run.
397 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
399 * i386.h (HARD_REGNO_RENAME_OK): New macro.
401 2001-08-08 H.J. Lu <hjl@gnu.org>
403 * config/mips/mips.c (mips_unique_section): New. Copied from
406 * config/mips/mips-protos.h (mips_unique_section): New
409 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
411 * config/mips/little.h: New. Generic little endian mips
412 targets. Only mips*-*-linux* is converted to use it so far.
414 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
415 (WCHAR_TYPE): Defined
416 (WCHAR_TYPE_SIZE): Likewise.
417 (INIT_SUBTARGET_OPTABS): Likewise.
418 (BSS_SECTION_ASM_OP): Likewise.
419 (SBSS_SECTION_ASM_OP): Likewise.
420 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
421 (ASM_DECLARE_OBJECT_NAME): Likewise.
422 (UNIQUE_SECTION): Likewise.
423 (EXTRA_SECTIONS): Likewise.
424 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
425 (ASM_OUTPUT_DESTRUCTOR): Likewise.
426 (ASM_OUTPUT_DEF): Likewise.
427 (HANDLE_SYSV_PRAGMA): Removed.
428 (NO_IMPLICIT_EXTERN_C): Likewise.
429 (TARGET_MEM_FUNCTIONS): Likewise.
430 (STARTFILE_SPEC): Likewise.
431 (ENDFILE_SPEC): Likewise.
432 (LIB_SPEC): Likewise.
433 (INVOKE__main): Likewise.
434 (CTOR_LIST_BEGIN): Likewise.
435 (CTOR_LIST_END): Likewise.
436 (DTOR_LIST_BEGIN): Likewise.
437 (DTOR_LIST_END): Likewise.
438 (SET_ASM_OP): Likewise.
439 (ASM_OUTPUT_SOURCE_LINE): Likewise.
440 (ASM_OUTPUT_DEF): Likewise.
441 (ASM_OUTPUT_IDENT): Likewise.
443 * config/mips/mips.h (ASM_SPEC): Undefine before define.
444 (CPLUSPLUS_CPP_SPEC): Likewise.
445 (ASM_APP_ON) Redefine only if not defined.
446 (ASM_APP_OFF): Likewise.
447 (ASM_OUTPUT_SOURCE_LINE): Likewise.
448 (ASM_OUTPUT_IDENT): Likewise.
450 * config.gcc: Update tm_file for Linux/mips.
452 2001-08-08 Bernd Schmidt <bernds@redhat.com>
454 * cselib.c (cselib_record_sets): If insn is predicated, turn
455 sources into IF_THEN_ELSEs.
457 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
458 Turn into define_insn_and_split.
460 * sched-deps.c: Include "cselib.h".
461 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
462 Use cselib to turn memory addresses into VALUEs.
463 (sched_analyze): Call cselib_init/cselib_finish if necessary.
464 * sched-int.h (struct sched_info): New member USE_CSELIB.
465 * sched-ebb.c (ebb_sched_info): Initialize it.
466 * sched-rgn.c (rgn_sched_info): Likewise.
467 * Makefile.in (sched-deps.o): Update dependencies.
469 * cselib.h (cselib_subst_to_values): Declare.
470 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
471 that have no value and autoincs to be handled by generating a new
474 2001-08-08 Graham Stott <grahams@redhat.com>
476 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
477 within fixed length SEQUENCE.
479 2001-08-08 Graham Stott <grahams@redhat.com>
481 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
482 (diagnostic_prefixing_rule): Likewise.
483 (diagnostic_line_cutoff): Likewise.
484 (diagnostic_kind_count): Likewise.
486 2001-08-08 Graham Stott <grahams@redhat.com>
488 * alias.c (find_base_decl): Delete redundent assignment.
490 2001-08-08 Graham Stott <grahams@redhat.com>
492 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
493 (abs): Uppercase and paranthesize macro parameter.
494 (MEM_DEPENDENCY): Add whitespace.
496 2001-08-08 Graham Stott <grahams@redhat.com>
498 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
499 failure check for CONST_INT
501 2001-08-08 Graham Stott <grahams@redhat.com>
503 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
504 (libcall_dead_p): Likewise.
506 (mark_used_regs): Constify fmt.
507 (find_use_as_address): Likewise.
509 2001-08-08 Graham Stott <grahams@redhat.com>
511 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
514 2001-08-08 Graham Stott <grahams@redhat.com>
516 * combine.c (combine_simplify_rtx): Update comment and
517 remove erroneous test.
519 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
521 * cppinit.c (cpp_finish): Pop the final buffer without comment.
522 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
523 take care to avoid multiple no-newline at EOF warnings in that
526 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
528 * calls.c (expand_call): Do not emit INSN_SETJMP note.
529 (emit_library_call_value_1): Likewise.
530 (emit_call_1): Emit REG_SETJMP note.
531 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
533 * cselib.c (cselib_process_insn): Likewise.
534 * flow.c (propagate_block): Likewise.
535 * loop.c (find_and_verify_loops): Likewise.
536 * reload.c (find_equiv_regs): Likewise.
537 * reload1.c (reload): Likewise.
538 * resource.c (mark_referenced_resources,
539 mark_set_resources): Likewise.
540 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
541 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
542 * haifa-sched.c (unlink_other_notes): Likewise.
543 (reemit_notes): Likewise.
544 * sched-ebb.c (sched_ebb): Likewise.
545 * sched-rgc.c (sched_region): Likewise.
546 * rtl.c (note_insn_name): Likewise.
547 (reg_note_name): Add REG_SETJMP
548 * rtl.h (reg_note): Add REG_SETJMP.
549 (insn_note): Remove NOTE_INSN_SETJMP.
551 * profile.c (branch_prob): Add fake edges for setjmp.
553 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
555 * config.gcc: Quote target_cpu_default2 correctly for
556 powerpc*-*-* targets.
558 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
560 * cpplib.h, line-map.h: Update comments.
561 * cppmain.c (printer_init): Move inline.
562 (maybe_print_line, print_line): Take a map pointer.
563 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
564 (cb_file_change): Don't use prior value of print.map.
566 2001-08-07 David Edelsohn <edelsohn@gnu.org>
568 * doc/install.texi: Document fine-grained multilib configuration.
570 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
572 * rtlanal.c (find_first_parameter_load): Call note_stores
573 only on the instructions.
575 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
577 * alias.c (nonlocal_mentioned_p):
578 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
579 * calls.c (emit_call_1): Likewise.
580 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
581 * cselib.c (cselib_process_insn): Likewise.
582 * df.c (df_insns_modify): Likewise.
583 * flow.c (need_fake_edge_p): Likewise.
584 (propagate_one_insn): Likewise.
585 * haifa-sched.c (reemit_notes): Likewise.
586 * integrate.c (copy_insn_list): Likewise.
587 * jump.c (delete_prior_computation): Likewise.
588 * local-alloc.c (validate_equiv_mem): Likewise.
589 * loop.c (scan_loop): Likewise.
590 * predict.c (estimate_probability): Likewise.
591 * reload.c (reload): Likewise.
592 * sched-deps (sched_analyze): Likewise.
593 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
594 * gcse.c (compute_hash_table): Likewise.
595 (mark_call): Likewise.
596 (store_killed_in_insn): Likewise.
598 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
600 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
602 2001-08-06 Richard Henderson <rth@redhat.com>
604 * varasm.c (assemble_gc_entry): Remove.
605 * output.h: Likewise.
607 2001-08-06 Richard Henderson <rth@redhat.com>
609 * varasm.c (assemble_constructor): Take a symbol_ref and a
610 priority instead of a bare string. Move priority handling
611 here from cp/decl2.c.
612 * output.h: Update decls.
614 * c-decl.c (c_expand_body): Update calls to assemble_constructor
615 and assemble_destructor.
616 * profile.c (output_func_start_profiler): Likewise.
617 * objc/objc-act.c (finish_objc): Likewise.
618 (build_module_descriptor): Return the symbol not the symbol name.
620 2001-08-06 David Edelsohn <edelsohn@gnu.org>
622 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
623 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
624 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
625 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
626 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
627 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
629 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
631 * cpperror.c (print_containing_files): Moved to line-map.c.
632 (print_location): line-map.c handles re-listing or otherwise.
633 * cpphash.h (struct lexer_state): Remove next_bol.
634 (struct cpp_buffer): Remove include_stack_listed.
635 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
636 Remove faked buffer handling.
637 (_cpp_do_file_change): Tweak.
638 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
639 * cppmain.c (struct printer): Remove filename.
640 (print_line, cb_file_change): Update accordingly.
641 * line-map.c: Include intl.h.
642 (init_line_maps): Initialize last_listed.
643 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
644 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
645 (print_containing_files): New.
646 * line-map.h (struct line_maps): New member last_listed.
647 (print_containing_files, INCLUDED_FROM): New.
648 * Makefile.in: Update.
649 * po/POTFILES.in: Add line-map.c.
651 2001-08-06 Richard Henderson <rth@redhat.com>
653 * except.c (convert_from_eh_region_ranges_1): Never mark
654 USE or CLOBBER insns as throwing.
656 * expr.c (store_constructor): Don't clobber memory targets.
658 2001-08-06 Andreas Jaeger <aj@suse.de>
660 * profile.c (branch_prob): Remove unused variable insn.
662 * Makefile.in (local-alloc.o): Add dependency on except.h.
664 * local-alloc.c: Include except.h for can_throw_internal prototype.
666 2001-08-06 Richard Henderson <rth@redhat.com>
668 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
669 * function.c (expand_main_function): Implement it.
670 * doc/tm.texi: Document it.
672 2001-08-06 Stan Shebs <shebs@apple.com>
674 * doc/install.texi: Document powerpc-*-darwin* details.
676 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
678 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
679 (ASM_CPU_SPEC): Move back to rs6000.h
680 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
682 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
684 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
687 * config/rs6000/linux64.h: Ditto.
689 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
690 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
693 Remove accidently readded definitions of FUNCTION_PROLOGUE,
694 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
696 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
699 2001-08-05 Richard Henderson <rth@redhat.com>
701 * local-alloc.c (update_equiv_regs): Do not move insns that
704 2001-08-05 Jan Hubicka <jh@suse.cz>
706 * Makefile.in (reload1.o): Add dedendancy on except.h
707 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
709 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
710 indicating wehther edges has been cleaned up.
711 * reload1.c: Inlucde except.h
712 (fixup_abnormal_edges): Accept deleted insns.
713 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
716 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
718 * cpplib.c (do_line): Correct line number after pop_buffer.
720 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
723 * line-map.c: Update comments.
724 * line-map.h: Update comments.
725 * tradcif.y: Don't consider large numbers unsigned.
727 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
730 * c-lex.c (map): New.
731 (cb_file_change): Update map and use it.
732 (cb_def_pragma, cb_define, cb_undef): Use map and line.
733 (c_lex): Update to use map.
734 * cpperror.c (print_location): Move to using logical line numbers.
735 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
736 (cpp_make_system_header): Similarly.
737 (_cpp_execute_include): Stop line numbering hacks. Store the
738 line we will return to.
739 * cpphash.h (CPP_BUF_LINE): Remove.
740 (struct cpp_buffer): Remove lineno and pseudo_newlines.
741 Add map and return_to_line.
742 (_cpp_do_file_change): Update.
743 * cppinit.c (cpp_start_read): Update line kludge.
744 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
745 (trigraph_ok): Use logical line numbers for diagnostics.
746 (skip_block_comment): Likewise.
747 (skip_whitespace): Likewise.
748 (skip_line_comment): Use pfile->line instead.
749 (_cpp_lex_token): Update to use logical line numbering exclusively.
750 Handle BOL locally. Accept new lines in directives, but keep
751 pfile->line decremented. Diagnostics use logical lines. Update
753 * cpplib.c (SEEN_EOL): New.
754 (skip_rest_of_line, check_eol): Use it.
755 (end_directive): Increase line number when accepting the newline
756 at the end of a directive.
757 (run_directive): Simplify.
758 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
759 (_cpp_do_file_change): Update to take buffer line number as an
760 argument, and store the current map in the cpp_reader. Remove
762 (_cpp_do__Pragma): Restore output position after a _Pragma.
763 (cpp_push_buffer): Don't set output line or lineno.
764 (_cpp_pop_buffer): Transfer more info from a faked buffer.
765 Remove line kludge. Set output_line.
766 * cppmacro.c (builtin_macro): Update handling of __LINE__.
767 (parse_arg): Use logical lines.
768 (save_lookahead_token): Save EOFs too now.
769 * cppmain.c (struct printer): Fix comments.
770 (printer_init): Simplify, let caller do errors.
771 (scan_translation_unit, check_multiline_token, dump_macro): Update.
772 (maybe_print_line): Simplify.
773 (print_line): Don't print a linemarker if -P.
774 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
775 (cb_file_change): Simplify.
776 * line-map.h (LAST_SOURCE_LINE): Fix.
777 (CURRENT_LINE_MAP): New.
779 2001-08-05 Bernd Schmidt <bernds@redhat.com>
781 * doloop.c (doloop_modify_runtime): Properly compute number of
782 iterations if loop was unrolled.
784 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
785 if their CSELIB_VAL_PTRs are.
787 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
788 (setup_spill_pointers): Initialize it.
789 (spill_restore_mem): Set it.
790 (do_spill, do_restore): Use it to add REG_INC note.
791 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
793 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
794 asms if other insns are available.
796 * config/ia64/ia64.c (condop_operator): New predicate.
797 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
798 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
801 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
802 temporary register than directly using a MEM.
804 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
806 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
807 parameter in last change.
809 2001-08-04 Zack Weinberg <zackw@panix.com>
811 * sparc.md: Don't use #if inside C test expression.
813 2001-08-04 Richard Henderson <rth@redhat.com>
815 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
817 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
819 * cpphash.h (struct cpp_reader): New member directive_line.
820 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
821 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
822 do_pragma): Pass line to callbacks.
823 (start_directive): Record line of directive.
824 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
825 cb_include): Similarly.
826 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
829 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
831 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
834 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
836 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
838 * reload1.c (fixup_abnormal_edges): New static function.
841 * flow.c (need_fake_edge_p): New function.
842 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
843 avoid call insn to be very last insn in the insn stream.
845 * profile.c (branch_prob): Call flow_call_edges_add instead of
846 doing that by hand; cleanup cfg to re-merge basic blocks once
849 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
851 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
852 are also on line-map.h.
853 * cppfiles.c (stack_include_file): Update.
854 * cpphash.h (struct cpp_buffer): New member return_at_eof.
855 (_cpp_pop_buffer): New.
856 * cppinit.c (cpp_destroy, cpp_finish): Update.
857 (do_includes): Mark each buffer to return at EOF.
858 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
860 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
861 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
862 * cpplib.h (cpp_pop_buffer): Remove.
863 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
864 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
866 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
868 (do_preprocessing): Update.
869 * fix-header.c (read_scan_file): Update. No need to pop buffers.
870 * c-parse.in (_yylex): Similarly.
871 * scan-decls.c (scan_decls): Similarly.
872 * line-map.h: Update comments.
874 * objc/Make-lang.in (objc-act.o): Update dependencies.
876 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
878 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
879 and soft register for operand 0.
880 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
882 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
884 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
885 register for operand 0.
886 ("bitcmpqi_z_used"): Allow memory for operand 0.
887 (split "bitcmpqi"): New split to handle address reg as operand 1.
889 2001-08-04 Andreas Jaeger <aj@suse.de>
891 * gcse.c: Revert Daniel's last patch.
893 2001-08-03 Zack Weinberg <zackw@stanford.edu>
895 * sparc-protos.h: Add prototypes for fp_zero_operand and
897 * sh-protos.h: Add prototype for fpul_operand.
899 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
901 * doc/extend.texi (Other Builtins): Fix typo in last change.
903 2001-08-03 Richard Henderson <rth@redhat.com>
905 * target.h (gcc_target): Add asm_out.named_section,
906 section_type_flags, have_named_sections.
907 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
908 (TARGET_HAVE_NAMED_SECTIONS): New.
909 (TARGET_SECTION_TYPE_FLAGS): New.
911 * Makefile.in (toplev.o): Depend on TARGET_H.
912 (varasm.o, dbxout.o): Likewise.
913 * c-common.c (decl_attributes): Check targetm.have_named_sections
914 instead of ifdef ASM_OUTPUT_SECTION_NAME.
915 * dbxout.c (dbxout_function_decl): Likewise.
916 (dbxout_function_end): Likewise.
917 * toplev.c (compile_file): Likewise.
918 * varasm.c (exception_section): Likewise.
919 * cp/decl2.c (finish_objects): Likewise.
921 * defaults.h (EH_FRAME_SECTION): Remove.
922 (EH_FRAME_SECTION_ASM_OP): Remove.
923 (EH_FRAME_SECTION_NAME): New.
924 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
925 (UNIQUE_SECTION_P): Remove.
926 * dwarf2out.c (SECTION_FORMAT): Remove.
927 (ASM_OUTPUT_SECTION): Remove.
928 (output_call_frame_info): Use named_section_flags.
929 (output_comp_unit, dwarf2out_start_source_file): Likewise.
930 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
931 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
932 * varasm.c (in_eh_frame, eh_frame_section): Remove.
933 (named_section_flags): New.
934 (named_section): Use it and targetm.section_type_flags.
935 (resolve_unique_section): New.
936 (assemble_start_function): Use it.
937 (asm_emit_uninitialised, assemble_variable): Likewise.
938 (default_section_type_flags): New.
939 (default_no_named_section, default_elf_asm_named_section): New.
940 (default_coff_asm_named_section, default_pe_asm_named_section): New.
941 * output.h: Update varasm.c decls.
942 (SECTION_*): New flags.
944 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
945 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
947 * config/elfos.h (UNIQUE_SECTION_P): Remove.
948 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
949 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
950 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
951 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
952 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
953 * config/mips/elf.h, config/mips/elf64.h: Likewise.
954 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
955 * config/pa/pa64-hpux.h,
957 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
958 (TARGET_ASM_NAMED_SECTION): New.
959 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
960 * config/alpha/vms.h, config/arm/coff.h: Likewise.
961 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
962 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
963 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
964 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
965 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
966 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
967 * config/i386/sco5.h, config/i386/win32.h: Likewise.
968 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
969 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
970 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
971 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
972 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
973 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
974 * config/sparc/sysv4.h: Likewise.
976 * config/nextstep.h: Error until named sections implemented.
978 * config/a29k/a29k.c (a29k_asm_named_section): New.
979 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
980 (vms_section_type_flags, vms_asm_named_section): New.
981 * config/arm/arm.c (arm_elf_asm_named_section): New.
982 * config/avr/avr.c (asm_output_section_name): Remove.
983 * config/avr/avr-protos.h: Update.
984 * config/c4x/c4x.c (c4x_asm_named_section): New.
985 * config/h8300/h8300.c (h8300_asm_named_section): New.
986 * config/i386/i386.c (sco_asm_named_section): New.
987 * config/i386/winnt.c (SECTION_PE_SHARED): New.
988 (i386_pe_section_type_flags): New.
989 (i386_pe_asm_named_section): New.
990 * config/i386/i386-protos.h: Update.
991 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
992 * config/mcore/mcore.c (mcore_asm_named_section): New.
993 * config/mips/mips.c (iris6_asm_named_section): New.
994 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
995 instead of UNIQUE_SECTION_P.
996 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
997 (xcoff_asm_named_section): New.
998 * config/sh/sh.c (sh_asm_named_section): New.
999 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
1001 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
1002 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
1003 (EH_FRAME_SECTION_NAME): New.
1004 (EXCEPTION_SECTION): New.
1005 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
1006 (DEBUG_*_SECTION): Remove.
1007 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
1008 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
1009 (EH_FRAME_SECTION_ASM_OP): Remove.
1011 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
1012 (ASM_OUTPUT_SECTION_NAME): Remove.
1013 (TARGET_ASM_NAMED_SECTION): New.
1014 (TARGET_HAVE_NAMED_SECTIONS): New.
1015 (TARGET_SECTION_TYPE_FLAGS): New.
1016 (EH_FRAME_SECTION_ASM_OP): Remove.
1017 (EH_FRAME_SECTION_NAME): New.
1019 2001-08-03 Zack Weinberg <zackw@stanford.edu>
1021 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
1022 for complex expressions when cfun == 0.
1023 * doc/extend.texi: Document that __builtin_constant_p can be
1024 used in data initializers as well as functions.
1026 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
1028 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
1029 variable I locally, instead of expecting a declaration in the
1032 2001-08-03 Richard Henderson <rth@redhat.com>
1034 * except.c (collect_one_action_chain): Add an explicit cleanup
1035 action if regions surrounding a catch were encoded entirely
1036 within the call-site entry.
1038 2001-08-03 Richard Henderson <rth@redhat.com>
1040 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
1041 don't take REGNO of a non-register.
1043 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1045 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
1046 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
1047 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
1048 (__gthread_mutex_init_function): New function for mutex initialization.
1050 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1052 * Makefile.in: Revert screwed up commit.
1054 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1056 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
1057 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
1058 merged by linker script to get a final _exit().
1059 (__do_global_dtors): New for destructor handling in specific exit
1061 (__do_global_ctors): New for constructors in specific install section.
1062 (__map_data_section): Map data sections before running constructors.
1063 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
1064 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
1065 (DTORS_SECTION_ASM_OP): Likewise.
1066 (CTORS_SECTION_FUNCTION): Define to force a reference to
1068 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
1070 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1072 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
1074 * Makefile.in: Add df.h to gcse.c dependencies.
1076 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1078 * varasm.c (output_constant_def_contents): Use for the length of a
1079 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
1080 depending on which is larger.
1082 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1084 * gcse.c: Include df.h for use as a dataflow analyzer.
1086 Declaration of reg_set_info: gone.
1087 New df_analyzer variable used by store motion.
1088 (reg_set_info): Deleted.
1089 (mark_mem_regs): New function, analyze regs used by a mem.
1090 (store_ops_ok): Use dataflow analyzer results to determine if
1091 necessary regs are changed in the block.
1092 (find_moveable_store): Remove check for symbol ref, we can handle
1093 much more complex expressions now.
1094 (compute_store_table): Remove most of the code, it's unnecessary
1095 now that the dataflow analyzer records the info for us.
1096 (store_killed_after): Add parameter to say whether to do the
1097 store_ops_okay test, used to speed up testing when we already know
1098 the answer, and just want to know if the store itself was killed.
1099 (build_store_vector): Largely rewritten to calculate the various
1100 vectors properly, and somewhat optimized.
1101 (store_motion): Init the df_analyzer, get REG_DEF chains.
1102 Also handle trapping expressions (since mems almost always trap)
1103 (simple_mem): Redefine what a simple mem is.
1105 2001-08-03 DJ Delorie <dj@redhat.com>
1107 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
1108 set from a constant part of the condition.
1110 2001-08-01 Andrew Cagney <ac131313@redhat.com>
1112 * mkdeps.c (deps_add_default_target): Make local variable
1113 ``start'' a const char pointer.
1114 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
1116 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1118 * doc/install.texi (Configuration): Fix markup.
1119 (Specific, i?86-*-udk): Likewise.
1120 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
1122 Document --enable-threads and --enable-libgcj status.
1123 (Specific, mips-sgi-irix*): Canonicalize triples.
1124 (Specific, mips-sgi-irix5): Warn about problems with this config.
1125 Mention required GNU as patch.
1126 Native assembler problems are fixed.
1127 (Specific, mips-sgi-irix6): Update O32 ABI support status.
1128 Document --enable-threads and --enable-libgcj status.
1130 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1132 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
1135 2001-08-03 Richard Henderson <rth@redhat.com>
1137 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
1140 2001-08-03 Richard Henderson <rth@redhat.com>
1142 * rtlanal.c (find_first_parameter_load): Stop if we
1143 reach a CODE_LABEL at BOUNDARY.
1145 2001-08-03 Richard Henderson <rth@redhat.com>
1147 * config/alpha/alpha.md (force_movdi): New insn.
1148 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
1149 Tweek FRP marking of VMS prologue insns.
1150 * config/alpha/vms.h (EPILOGUE_USES): New.
1152 2001-08-02 Richard Henderson <rth@redhat.com>
1154 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
1156 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1158 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
1159 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
1160 config/convex/convex.h, config/d30v/d30v.c,
1161 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1162 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
1163 config/mips/mips.h, config/mn10200/mn10200.h,
1164 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
1165 config/v850/v850.h, config/vax/openbsd.h,
1166 config/vax/openbsd1.h, config/vax/ultrix.h,
1167 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
1168 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
1169 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
1170 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
1171 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
1172 in comments and documentation.
1174 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1178 * Makefile.in (line-map.o): New.
1179 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
1180 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
1181 * cpperror.c (print_containing_files): Similarly.
1182 (print_location): Update. Don't output a space before _Pragma.
1183 * cppfiles.c (stack_include_file): Set to line 1 immediately.
1184 (stack_include_filee, cpp_make_system_header): Update.
1185 (_cpp_execute_include): Get logical line number right for calling
1186 as-yet-unterminated #include.
1187 * cpphash.h (struct cpp_reader): Add line_maps.
1188 (_cpp_do_file_change): Update.
1189 * cppinit.c (cpp_create_reader): Initialize line maps.
1190 (cpp_destroy): Destroy line maps.
1191 (cpp_start_read): Get logical line number right.
1192 * cpplex.c (parse_string): Only warn once for multi-line strings.
1193 Use boolean variable for null warning.
1194 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
1196 (do_include_common): End the directive early.
1197 (do_line): Don't warn about out-of-range lines in preprocessed
1198 source. Update. Remove unused variables.
1199 (_cpp_do_file_change): Update for new line mapping.
1200 (pragma_cb): New typedef.
1201 (cpp_register_pragma): Stop looking ahead before calling the
1203 (do_pragma_system_header): End directive early.
1204 (cpp_get_line_maps): New.
1205 (cpp_pop_buffer): Fudge logical line. Update.
1206 * cpplib.h: Include line-map.h
1207 (enum cpp_fc_reason): Remove.
1208 (struct cpp_file_change): Update.
1209 (cpp_get_line_maps): New.
1210 * cppmain.c (struct_printer): New member map.
1211 (cb_file_change): Update for new mappings.
1212 * fix-header.c (cb_file_change): Similarly.
1214 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1216 * Makefile.in (libgcc.mk): Define mkinstalldirs.
1217 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
1219 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1221 * config/vax/vax.c: include expr.h.
1223 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1225 * Makefile.in ($(srcdir)/configure): Only rebuild in
1227 ($(srcdir)/config.in): Only define in maintainer mode.
1228 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
1230 2001-08-02 David Edelsohn <edelsohn@gnu.org>
1232 * doc/install.texi (Install GCC: Binaries): Update Bull info.
1234 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1236 * gcc.c (set_collect_gcc_options): New function, split out from
1238 Ignore elided switches.
1239 (do_spec_1): Invoke before executing command.
1240 (set_input): Export.
1241 Move declaration ...
1242 * gcc.h (set_input): ... here.
1243 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1246 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
1249 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
1251 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
1253 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
1255 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
1256 for the unnamed instructions it expands to.
1258 2001-08-02 Richard Henderson <rth@redhat.com>
1260 * regclass.c (call_really_used_regs): Conditionally define.
1261 (init_reg_sets_1): Don't use it if not defined.
1262 (fix_register): Similarly, don't set it.
1264 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1266 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
1267 Correct comment that had been missed in the previous change.
1269 2001-08-01 Stan Shebs <shebs@apple.com>
1271 * config/darwin.c (machopic_stub_name): Try matching by name.
1272 (update_stubs): New function.
1273 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
1276 2001-08-01 Richard Henderson <rth@redhat.com>
1278 * except.c (output_function_exception_table): Use assemble_align.
1279 * varasm.c (assemble_eh_label): Remove.
1280 (assemble_eh_align, assemble_eh_integer): Remove.
1282 2001-08-01 Robert Lipe <robertl@caldera.com>
1284 * dwarfout.c: Remove reference to README.DWARF.
1286 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
1288 * regclass.c (call_really_used_regs): New array for registers which
1289 are actually used by a call.
1290 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
1292 (fix_register): Set call_really_used too.
1293 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
1294 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
1296 2001-08-01 Richard Henderson <rth@redhat.com>
1298 * read-rtl.c (read_name): Consider \r whitespace.
1300 2001-07-11 Andrew Cagney <ac131313@redhat.com>
1302 * config.gcc: Recognize powerpc-*-netbsd*.
1304 * doc/install.texi (Host/target specific installation notes for
1305 GCC): Mention powerpc-*-netbsd*.
1307 * config/rs6000/netbsd.h: New file.
1308 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
1309 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
1310 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
1311 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
1312 (TARGET_VERSION): Redefine.
1314 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
1315 mcall-netbsd as a match for mcall-sysv.
1316 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
1317 (ncrti.S, ncrtn.S): New targets.
1318 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
1320 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
1321 "netbsd' as a V4 ABI.
1322 (ASM_SPEC): Check for -mcall-netbsd.
1323 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
1324 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
1325 (LIB_SPEC, ENDFILE_SPEC): Ditto.
1326 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
1327 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
1328 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
1329 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
1331 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
1332 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
1334 2001-08-01 Mark Kettenis <kettenis@gnu.org>
1336 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
1337 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
1338 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
1339 including "unwind-pe.h".
1341 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1343 * rs6000.md (define_splits): Kill unused constraints.
1345 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
1346 Jan Hubicka <jh@suse.cz>
1348 * function.c (thread_prologue_and_epilogue_insns): Kill code
1349 dealing with non-existent CFG.
1351 2001-08-01 Kazu Hirata <kazu@hxi.com>
1353 * alias.c: Fix comment formatting.
1354 * bitmap.c: Likewise.
1355 * builtins.c: Likewise.
1356 * calls.c: Likewise.
1357 * c-common.c: Likewise.
1358 * c-decl.c: Likewise.
1359 * c-dump.c: Likewise.
1360 * c-lex.c: Likewise.
1361 * collect2.c: Likewise.
1362 * combine.c: Likewise.
1363 * conflict.c: Likewise.
1364 * cppfiles.c: Likewise.
1365 * cppinit.c: Likewise.
1366 * cpplex.c: Likewise.
1367 * cpplib.c: Likewise.
1368 * cppmacro.c: Likewise.
1369 * cppspec.c: Likewise.
1370 * c-pragma.c: Likewise.
1371 * crtstuff.c: Likewise.
1373 * cselib.c: Likewise.
1374 * c-semantics.c: Likewise.
1375 * c-typeck.c: Likewise.
1377 2001-08-01 H.J. Lu <hjl@gnu.org>
1379 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
1381 2001-08-01 H.J. Lu <hjl@gnu.org>
1383 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
1385 2001-08-01 Ziemowit Laski <zlaski@apple.com>
1387 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
1388 contextualizing Objective-C class name lookup by the lexer.
1389 (typespec_reserved_nonattr): Disable ObjC class name lookup after
1391 (protocoldef): Add support for forward @protocol declarations.
1392 (yylexname): Suppress ObjC class name lookup in certain contexts;
1393 re-enable after lookup is complete.
1394 (_yylex): Re-enable ObjC class name lookup when certain
1395 punctuation marks are seen.
1397 * objc/objc-act.c (check_protocol_recursively): New function used
1398 for finding circular dependencies in protocols.
1399 (objc_declare_protocols): New function for handling forward
1400 @protocol declarations.
1401 (receiver_is_class_object): Detect the case when 'self' is used
1402 inside of a class method.
1403 (build_message_expr): Issue a warning if class method is desired
1404 but instance method is found instead.
1405 (conforms_to_protocol): Streamline.
1406 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
1407 protocol Foo, even if 'Bar foo' does not.
1408 (check_protocols): Streamline.
1409 (start_protocol): Add checks for circular and duplicate protocol
1411 (encode_aggregate_within): For typedefs of structs, encode the
1413 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
1414 (objc_declare_protocols): New prototype.
1416 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1418 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
1419 * cpplex.c (handle_newline): Update prototype. Maintain logical
1421 (skip_escaped_newlines, skip_block_comment, parse_string):
1423 (_cpp_lex_token): Update, and store token position within the token.
1424 * cpplib.h (struct cpp_token): Add line and column entries.
1425 * cppmacro.c (replace_args): Position stringified tokens correctly.
1427 2001-08-01 Andreas Jaeger <aj@suse.de>
1429 * basic-block.h: Add prototype for last_loop_beg_note.
1431 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
1433 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
1434 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
1436 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
1437 while handling WITH_CLEANUP_EXPR node. Use second operand calling
1438 expand_decl_cleanup.
1439 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
1441 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
1442 operand while calling simple_cst_equal.
1443 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
1444 operand is the cleanup expression, the third is the RTL_EXPR.
1445 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
1447 2001-07-31 Jeff Sturm <jsturm@one-point.com>
1449 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
1451 2001-07-31 matthew green <mrg@eterna.com.au>
1453 * config.gcc (i386-*-netbsdelf): New description.
1454 * config/i386/netbsd-elf.h: New file.
1456 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
1458 * loop.c (check_dbra_loop): Use single_set to compute
1461 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
1463 PowerPC reorg and support for powerpc64-*-linux*.
1465 Also fixes emitting of constants on 32 bit and 64 bit
1468 * config.gcc: powerpc64-*-linux* is a new target.
1469 Things that needed aix.h now also include xcoff.h
1471 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1473 Move AIX specific stuff into aix.h.
1474 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1475 with more than just XCOFF now.
1476 (SET_ASM_OP): Remove, now defined where needed.
1477 (FUNCTION_PROLOGUE): New macro definition.
1478 (FUNCTION_EPILOGUE): New macro definition.
1479 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1481 * config/rs6000/xcoff.h: New file.
1483 * config/rs6000/linux64.h: New file.
1485 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1487 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1489 * rs6000.c (print_operand_address): Handle ELF syntax.
1490 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1491 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1492 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1494 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1496 * rs6000.c (rs6000_override_options): Only disable
1497 flag_function_sections for XCOFF.
1498 (exact_log2_cint_operand): New predicate.
1499 (reg_or_{add,sub}_cint64_operand): New predicates.
1500 (add_operand): Compare CONST_INT with fewer function calls.
1501 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1502 (print_operand, case 'p'): Ensure positive operand.
1503 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1504 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1505 (PREDICATE_CODES): Add new predicates.
1506 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1507 (divsi3, modsi3): Ensure positive power-of-2.
1508 (adddi3): Use new predicate. Split 32-bit constants more
1509 correctly. Re-arrange splitter to handle any constant.
1510 (subdi3): Use new predicate.
1511 (divdi3, moddi3): Ensure positive power-of-2.
1512 (movdi): Use rs6000_emit_set_const.
1513 (load_toc_v4_pic_di): Delete.
1515 2001-07-31 Graham Stott <grahams@redhat.com>
1517 * function.c (pad_below): Revert 2001-07-26 patch.
1519 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1521 * reg-stack (convert_regs_1): Fix best edge condition.
1523 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1525 * jump.c (duplicate_loop_exit_test): Better test for jumps
1526 entering the loop; create loop pre_header.
1528 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1530 * doc/install.texi: Add s390 and s390x as new targets.
1531 * doc/invoke.texi: Add documantation of S/390 and zSeries
1533 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1535 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1537 * config/m68k/m68k.md: Replace all general_operand with
1538 nonimmediate_operand for all destinations.
1539 * config/m68k/m68k.c (not_sp_operand): Likewise.
1541 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1543 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1545 2001-07-30 Richard Henderson <rth@redhat.com>
1547 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1548 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1550 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1552 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1553 Add missing doc strings
1554 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1555 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1557 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1559 * i386.c (ix86_output_main_function_alignment_hack): New function.
1560 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1562 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1563 edges by EDGE_DFS_BACK flag.
1564 (dump_edge_info): Add dfs_back flag.
1565 * basic-block.h (EDGE_DFS_BACK): New constant.
1566 (mark_dfs_back_edges): Declare.
1567 * alias.c (loop_p): Remove.
1568 (mark_constant_function): Use mark_dfs_back_edges.
1570 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1571 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1572 (compensate_edge): Break out from ...
1573 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1574 (convert_regs_2): Set block_done once block is really done;
1575 Do updating of the predecesors counts.
1577 * toplev.c (rest_of_compilation): Recompute block_for_insn
1578 before post-reload cfg_cleanup.
1579 * function.c (thread_prologue_epilogue_insns):
1580 Call set_block_for_new_insns when emitting prologue directly.
1582 2001-07-30 Andreas Jaeger <aj@suse.de>
1584 * jump.c: Add prototype for mark_modified_reg.
1586 * cse.c (set_live_p): Add unused attribute.
1588 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1590 (scan_for_source_files): Use long for count to avoid overflow.
1591 (output_data): Likewise.
1592 (output_data): Don't use string concatatenation to silence gcc
1595 * predict.c: Fix typos and grammar.
1597 * gcse.c (insert_insn_end_bb): Remove unused variables.
1599 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1601 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1602 (attempt_auto_inc): LIkewise.
1603 (mark_used_reg): Likewise.
1604 (try_pre_increment_1): Likewise.
1605 * regclass.c (regclass): Likewise.
1606 * global.c (allocno_compare): Update comment; change scaling factor.
1607 * local-alloc.c (QTY_CMP_PRI): Likewise.
1608 * regs.h (REG_FREQ_FROM_BB): New.
1609 (REG_FREQ_MAX): Likewise.
1611 2001-07-30 H.J. Lu <hjl@gnu.org>
1613 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1616 2001-07-30 H.J. Lu (hjl@gnu.org)
1618 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1619 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1620 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1622 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1624 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1625 as -mthumb-interwork when -mcpu=arm7 is specified.
1627 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1629 * predict.def (noreturn, loop branch, loop exit): Mark as first
1632 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1634 * combine.c (try_combine): Avoid barrier after noop jumps.
1636 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1638 * cpphash.h (struct cpp_reader): Remove import_warning.
1639 * cpplib.c (skip_rest_of_line): Don't bother turning off
1641 (parse_include): Move include handling to...
1642 (do_include_common): ... here. Move import warning from...
1643 (do_import): ... here.
1644 (do_pragma_poison): Don't do a callback for poison identifiers.
1645 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1646 * cppmain.c (setup_callbacks): Similarly.
1648 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1650 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1651 handle multiple sets.
1652 * except.c (sjlj_mark_call_sites): .... here.
1653 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1655 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1657 Suggested by Richard Henderson and Richard Kenner:
1658 * combine.c (recog_for_combine): Use the fake recog
1659 only if instruction does not match.
1660 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1661 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1663 * combine.c (try_combine): Discover noop jump as direct jump.
1665 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1667 * df.c (df_rd_global_compute): Add successors to worklist, not
1669 (df_ru_global_compute): Ditto.
1671 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1673 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1674 increment REG_N_SETS.
1676 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1678 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1680 * sbitmap.c (sbitmap_a_xor_b): New function.
1681 ifdef the basic block stuff on IN_GCC.
1683 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1685 * cppexp.c (parse_defined): Always record the macro name.
1686 (lex): Don't worry about identifiers, or special-case
1688 (_cpp_parse_expr): Figure out at the end of the routine
1689 whether we saw a valid !defined() expression.
1690 * cppfiles.c (stack_include_file): Update for mi_valid.
1691 (_cpp_pop_file_buffer): Similarly.
1692 * cpplex.c (_cpp_lex_token): Similarly.
1693 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1694 mi_if_not_defined, mi_lexed): Remove.
1696 * cpplib.c (do_if): Simplify.
1697 (do_endif, push_conditional, _cpp_handle_directive): Update
1698 for renaming of mi_state to mi_valid.
1700 * cpp.texi: Add index entries for digraphs, and add comment
1701 that C++ refers to them as alternative tokens.
1703 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1705 * basic-block.h (CLEANUP_PRE_LOOP): New.
1706 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1707 * sibcall.c (optimize_sibling_calls): Likewise.
1708 * toplev.c (rest_of_compilation): Likewise.
1709 * flow.c (try_forward_edges): Take argument MODE;
1710 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1711 (try_optimize_cfg): Update call of try_forward_edges.
1713 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1714 Jan Hubicka <jh@suse.cz>
1716 * (validate_replace_rtx_1): Fix simplification of MINUS.
1718 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1720 PR preprocessor/3669
1721 * cppinit.c (init_dependency_output): Turn off dump requests
1722 if sending dependencies to stdout.
1724 2001-07-28 Richard Henderson <rth@redhat.com>
1726 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1729 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1731 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1733 2001-07-28 Kazu Hirata <kazu@hxi.com>
1735 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1736 is VAR_DECL first to prevent an ICE.
1738 2001-07-28 Richard Henderson <rth@redhat.com>
1740 * varasm.c (immed_real_const_1): Don't elide special cases for
1742 (clear_const_double_mem): Clear const_tiny_rtx too.
1744 2001-07-28 Richard Henderson <rth@redhat.com>
1746 * dwarf2out.c (dw_val_class_offset): New.
1747 (struct dw_ranges_struct, dw_ranges_ref): New.
1748 (ranges_table, ranges_table_allocated): New.
1749 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1750 (add_AT_offset, add_ranges, output_ranges): New.
1751 (print_die, output_die): Handle dw_val_class_offset.
1752 (attr_checksum, size_of_die, value_format): Likewise.
1753 (gen_lexical_block_die): Handle non-contiguous blocks.
1754 (gen_block_die): Likewise.
1755 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1756 if needed. Dump the ranges table.
1757 * final.c (final_start_function): Remove unnecessary notes and
1758 rebuild the block tree before numbering the blocks.
1759 * function.c (reorder_blocks_0): Walk the existing block tree
1760 to unmark all blocks.
1761 (reorder_blocks_1): Create block fragments when duplicate block
1763 (reorder_fix_fragments): New.
1764 (reorder_blocks): Call it.
1765 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1767 2001-07-28 Richard Henderson <rth@redhat.com>
1769 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1771 2001-07-28 Richard Henderson <rth@redhat.com>
1773 * flow.c (add_to_mem_set_list): New function.
1774 (init_propagate_block_info): Use it.
1775 (mark_set_1): Likewise.
1776 (insn_dead_p): Canonicalize memory address for dead store
1777 comparison. Allow wider mode stores to kill narrower mode stores.
1778 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1779 (invalidate_mems_from_set): Don't handle MEMs.
1781 2001-07-28 Kazu Hirata <kazu@hxi.com>
1783 * config/h8300/h8300.h: Fix formatting.
1785 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1787 * basic-block.h (EDGE_FREQUENCY): New macro.
1788 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1790 * flow.c (find_sub_basic_blocks): Likewise.
1791 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1792 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1794 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1795 (HITRATE): New macro.
1796 (PRED_FLAG_FIRST_MATCH): New constant.
1797 (predictor_info): New field flgags.
1798 (combine_predictions_for_insn): Use DS theory to combine
1799 probabilities; set the edge probabilities when finished.
1800 (estimate_probability): Avoid duplicated matches
1801 of LOOP_BRANCH heuristics for nested loops; update comment.
1802 * predict.def: Add flags for each prediction, set probabilities
1803 according to B&L paper.
1804 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1806 * profile.c (compute_branch_probabilities): Cleanup way the edge
1807 probabilities are computed and REG_BR_PROB notes are dropped; if
1808 values does not match, emit error.
1809 (init_branch_prob): Do error instead of warning when profile driven
1810 feedback is missing or corrupt.
1812 2001-07-27 DJ Delorie <dj@redhat.com>
1814 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1815 against a constant, try to adjust the compare to have the desired
1816 constant in it so that min/max optimizations happen more often.
1818 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1820 * flow.c (last_loop_beg_note): New function.
1821 (redirect_edge_and_branch): Use it.
1822 (split_edge): Likewise.
1824 * alias.c (loop_p): Avoid uninitialized memory access.
1826 * flow.c (try_forward_edges): Avoid accessing freed memory.
1828 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1831 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1833 * doc/install.texi (Configuration): Properly link the host
1834 specific instructions also when generating HTML.
1836 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1838 * flow.c (redirect_edge_and_branch_force): Test
1839 target->global_live_at_start.
1841 2001-07-26 Richard Henderson <rth@redhat.com>
1843 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1844 * rtl.h (avoid_constant_pool_reference): Declare it.
1845 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1846 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1848 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1850 * rtl.h (cleanup_barriers): Declare.
1851 * jump.c (cleanup_barriers): New function.
1852 * toplev.c (rest_of_compilation): Call cleanup_barriers
1853 before loop optimizer and after bb_reorder.
1855 * flow.c (back_edge_of_syntactic_loop_p): New.
1856 (split_edge): Use it.
1858 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1860 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1862 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1864 * cse.c (cse_process_notes): Replace any registers if the address
1867 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1869 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1870 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1871 (propagate_block): Update prototype.
1872 * flow.c (update_life_info): Simplify the CFG and
1873 recalculate the global regs which are alive when
1874 removing dead code during a global update.
1875 (propagate_block): Return non-zero if an INSN is
1878 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1880 * Makefile.in (LIBICONV): Define.
1882 2001-07-26 Catherine Moore <clm@redhat.com>
1884 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1885 of conditional to avoid tree checking errors.
1887 2001-07-26 Kazu Hirata <kazu@hxi.com>
1889 * regmove.c (regmove_optimize): Don't replace a reg with
1890 another reg of a different mode.
1892 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1894 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1895 limit length of dependancy flush list.
1896 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1897 * sched-int.h (struct deps): Add pending_flush_length field.
1898 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1899 has 1 element in it.
1900 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1901 (sched_analyze): After a jump, if the pending memory flush list is too
1902 large, flush the pending lists.
1903 (init_deps): Initialize pending_flush_length to 0.
1904 * doc/invoke.texi (max_pending_list_length): Document parameter.
1906 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1908 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1909 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1910 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1912 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1914 * cpphash.h (struct_lexer_state): Delete was_skipping.
1915 Move skipping here from struct cpp_reader.
1916 * cpplex.c (parse_identifier): Update.
1917 (_cpp_lex_token): Don't skip tokens in a directive.
1918 * cpplib.c (struct if_stack): Update.
1919 (start_directive, end_directive): Don't change skipping state.
1920 (_cpp_handle_directive): Update.
1921 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1922 (do_else, do_endif): Update; only check for excess tokens if not
1923 in a skipped conditional block.
1924 (push_conditional): Update for new struct if_stack.
1926 2001-07-26 Graham Stott <grahams@redhat.com>
1928 * function.c (locate_and_pad_parm): Also pad initial offset
1929 so that the total argument size also includes the padding.
1931 2001-07-26 Graham Stott <grahams@redhat.com>
1933 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1934 change XSTR to XTMPL.
1936 (process_one_cond_exec): Likewise
1938 2001-07-25 Richard Henderson <rth@redhat.com>
1940 * varasm.c (assemble_variable): Create DECL_RTL before setting
1943 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1945 * predict.c (estimate_probability): Avoid duplicated predictions.
1947 * loop.c (find_and_verify_loops): Grok multiple barriers.
1949 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1951 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1953 * dbxout.c: Consistently use putc instead of fputc.
1954 (print_wide_int): New function; call instead of direct fprintf.
1955 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1956 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1957 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1958 (print_int_cst_octal): Likewise.
1959 (print_octal): Show we wrote characters.
1960 (dbxout_type): Set have_used_extensions in more places.
1962 2001-07-25 Catherine Moore <clm@redhat.com>
1964 * config/v850/v850.c (v850_va_arg): Use addr
1965 instead of valist to build incr.
1967 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1969 * flow.c (delete_dead_jumptables): New function.
1970 (life_analyzis): Call it.
1971 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1974 2001-07-25 Richard Henderson <rth@redhat.com>
1976 * except.c (reachable_handlers): Handle a region being removed
1977 out from under a RESX.
1979 2001-07-25 Richard Henderson <rth@redhat.com>
1981 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1982 swap GE/GT if it is an fp comparison.
1984 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1986 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1989 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1991 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1992 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1995 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1997 (visit_expression): When attempting to simplify an expression,
1998 retrieve any modes for arguments before they are simplified
2001 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
2002 Janis Johnson <janis@us.ibm.com>
2004 * stmt.c (expand_goto): A nonlocal goto can be a call too.
2005 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
2006 pointer parameters to match documented usage of nonlocal_goto.
2007 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
2008 parameters to their correct order.
2009 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
2010 parameters to their correct order.
2012 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
2014 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
2016 2001-07-25 Jan Hubicka <jh@suse.cz>
2017 Richard Henderson <rth@redhat.com>
2019 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
2021 (make_edges): New argument update_p; populate the edge cache if set.
2022 (find_basic_blocks): Update make_edges invocation.
2024 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2026 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
2028 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2030 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
2031 -Acpu and -Amachine.h.
2032 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
2033 Corrected header to say ELF not a.out.
2034 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
2035 when given -msoft-float.
2037 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2039 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
2040 extra multilib parts like arm-elf.
2041 (i960-*-coff*, i960-*-rtems): Should not use collect2.
2042 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
2043 crtfini.o as extra multilib parts.
2045 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2047 * configure.in: Add rtems as a supported thread model.
2048 * gthr-rtems.h: Add missing entry point __gthread_active_p.
2049 * configure: Rebuilt.
2051 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
2053 * stor-layout.c (get_mode_alignment): make it work when
2054 BITS_PER_UNIT is not a power of two.
2055 * builtins.c (get_pointer_alignment): Likewise.
2057 2001-07-24 Richard Henderson <rth@redhat.com>
2059 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
2060 the retrieved constant into the expected mode.
2062 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2064 * flow.c (try_simplify_condjump): Avoid duplicated edges.
2065 (verify_flow_info): Check for duplicated edges; clarify
2068 * flow.c (block_label): Update basic_block_for_insn.
2069 (commit_edge_insertions): Call compute_bb_for_insn.
2071 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
2074 * flow.c (redirect_edge_and_branch,
2075 try_optimize_cfg): Use redirect_edge_succ_nodup
2076 (redirect_edge_succ_nodup): New.
2077 * basic_block.h (redirect_edge_succ_nodup): Declare.
2079 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
2082 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2084 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
2085 (try_crossjump_to_edge): Update commetns.
2086 (try_crossjump_bb): Likewise.
2088 2001-07-24 Richard Henderson <rth@redhat.com>
2090 * combine.c (distribute_notes): Move set of need_refresh
2091 for noop_move_p down to catch all cases.
2093 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
2095 * recog.c (split_all_insns_noflow): New.
2096 * rtl.h (split_all_insns_noflow): Declare.
2097 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
2098 * m68hc11.c (m68hc11_reorg): Likewise.
2099 * sh.c (machine_dependent_reorg): Likewise.
2100 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
2103 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2105 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
2106 (ashlsi3_n splitter): Likewise.
2107 (lshrsi3_n splitter): Likewise.
2109 (GOTaddr2picreg): Make const SImode.
2110 (sym_label2reg): Likewise.
2111 (symGOT2reg): Likewise.
2112 (symGOTOFF2reg) Likewise.
2114 (casesi_worker_0): Make unspec SImode.
2116 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2118 * config/sh/sh.c (barrier_align): Check that an operand really is
2119 an insn before extracting its INSN_CODE.
2121 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
2123 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
2126 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
2127 for SImode to prevent overflow.
2129 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2131 * config/mips/irix6-libc-compat.c: New file.
2132 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
2133 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
2136 2001-07-24 lars brinkhoff <lars@nocrew.org>
2138 * rtl.texi (REG_POINTER): Document.
2139 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
2140 QFmode, HFmode, TQFmode, QCmode, and HCmode.
2142 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2144 * flow.c (delete_noop_moves): Do not confuse libcall regions.
2146 2001-07-23 Richard Henderson <rth@redhat.com>
2148 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
2150 2001-07-23 Kazu Hirata <kazu@hxi.com>
2152 * config/h8300/h8300-protos.h: Add a prototype for
2153 general_operand_dst_push.
2154 * config/h8300/h8300.c (general_operand_dst_push): New.
2155 * config/h8300/h8300.h (OK_FOR_T): New.
2156 (EXTRA_CONSTRAINT): Use it.
2157 * config/h8300/h8300.md (movqi_push): Remove and integrate into
2158 the existing movqi pattern.
2159 (movhi_push): Likewise.
2161 * reload.c: Fix comment typos.
2163 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2165 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
2167 2001-07-23 H.J. Lu (hjl@gnu.org)
2169 * doc/extend.texi: Update __builtin_return_address and
2170 __builtin_frame_address.
2172 2001-07-23 Richard Henderson <rth@redhat.com>
2174 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
2176 * config/i386/i386.md: New setcc+movzbl peephole2.
2178 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2180 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
2181 * objc/objc-act.c: Include debug.h.
2182 (synth_module_prologue): Save and restore debug hooks too.
2184 2001-07-23 lars brinkhoff <lars@nocrew.org>
2186 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
2187 and C4X_FLOAT_FORMAT.
2188 (BOOL_TYPE_SIZE): Document.
2190 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
2192 * unroll.c (loop_iterations): Fix miscalculation of initial
2195 2001-07-13 Andrew Haley <aph@redhat.com>
2197 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
2198 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
2199 * config/sh/sh.c (sh_can_redirect_branch): New function.
2200 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
2201 * reorg.c (steal_delay_list_from_target): Use
2202 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
2204 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
2206 * flow.c (try_simplify_condjump): Unlink insn chain on
2207 fallthru edge; use can_fallthru.
2209 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2211 * basic-block.h (find_sub_basic_block): Declare.
2212 * flow.c (make_edges): New arguments MIN and MAX;
2213 (find_sub_basic_blocks): Revamp to use make_edges
2214 and purge_dead_edges.
2215 (find_basic_blocks): Update call of find_sub_basic_block.
2217 * recog.c (split_all_insns): Always expect CFG to be consistent;
2218 call find_sub_basic_blocks in case something has changed.
2219 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
2222 * basic-block.h (delete_noop_moves): Declare.
2223 * combine.c (combine_instructions): Call it.
2224 (recog_for_combine): Tolerate noop moves
2225 (distribute_notes): Force refresh when register dies at noop move.
2226 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
2228 (life_analysis): Update delete_noop_moves call.
2229 (set_noop_p): Move too ...
2230 * rtlanal.c (noop_move_p): ... here.
2231 * rtl.h (noop_move_p): Declare.
2233 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
2234 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
2236 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
2237 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
2239 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
2241 * reload.c (push_reload): Fix typo in comment.
2242 (find_reloads_address): Ditto.
2243 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
2245 2001-07-22 Richard Henderson <rth@redhat.com>
2247 * flow.c: Grammar check and clarify a lot of comments.
2248 (try_simplify_condjump): Rename variables to be clearer.
2249 (try_forward_edges): Skip complex and fallthru edges.
2250 Rearrange tests to avoid duplicate checks.
2251 (flow_find_cross_jump): Likewise.
2252 (outgoing_edges_match): Allow match if neither branch has
2253 probability data. Loosen probability match to 5%.
2254 (try_crossjump_to_edge): Hoist repeated indirection into
2256 (try_crossjump_bb): Don't check complex edges. Eliminate
2257 redundant crossjump tests.
2258 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
2259 checks before more expensive checks.
2261 2001-07-22 Richard Henderson <rth@redhat.com>
2263 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
2264 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
2267 2001-07-22 Richard Henderson <rth@redhat.com>
2269 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
2270 (const_sint32_operand): Likewise.
2271 * m68k.md (anon mulsi pattern): Use const_int_operand not
2272 const_sint32_operand.
2273 (umulsi3_highpart): Zero extend a constant input.
2274 (smulsi3_highpart): Don't bother checking SImode constant.
2275 (const_umulsi3_highpart): Give op3 DImode.
2276 (const_smulsi3_highpart): Likewise.
2278 2001-07-22 Richard Henderson <rth@redhat.com>
2280 * flow.c (split_block): Make sure bb_note is included in the
2281 new block when splitting before a label.
2283 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2285 * basic-block.h (redirect_edge_and_branch_force,
2286 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
2287 * flow.c (redirect_edge_and_branch_force,
2288 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
2289 (redirect_edge_and_branch_force): Fix copying of lifeness information.
2290 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
2291 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
2292 instead of label; update CFG after transformation.
2293 (find_if_case_1): Update call, use redirect_edge_and_branch_force
2294 for finishing the transformation; handle even case where ELSE
2295 does not follow THEN.
2296 (find_if_case_2): Update call of dead_or_predictable; simplify
2299 * emit-rtl.c (split_branch_probability): New global variable.
2300 (try_split): Take care to set split_branch_probability and
2301 create REG_BR_PROB note for new jump insns.
2302 * md.texi (define_split): Document new feature.
2304 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
2306 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2308 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
2309 (asm_out_file): Remove redundant declaration.
2310 (assemble_asm): Remove old #if 0 block.
2311 (assemble_variable): Remove end of function; debug output is
2312 now handled with global_decl. Remove old #if 0 block. Update.
2313 Remove saved_in_section and associated no-op code.
2314 * Makefile.in (varasm.o): Correct dependencies.
2316 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
2318 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2319 the definition in defaults.h.
2321 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2323 * jump.c: Update comments.
2324 (delete_barrier_successors, delete_unreferenced_labels,
2325 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
2326 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
2327 jump_optimize, jump_optimize_minimal): Kill.
2328 (rebuild_jump_labels): Move code from jump_optimize_1.
2329 (purge_line_number_notes): Likewise.
2330 (copy_loop_headers): Likewise.
2331 * reg-stack.c: Update comment.
2333 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
2334 JUMP_AFTER_REGSCAN): Kill.
2335 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
2336 purge_line_number_notes and copy_loop_headers.
2338 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2339 Richard Henderson <rth@redhat.com>
2341 * dbxout.c (dbxout_global_decl): New.
2342 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2343 * sdbout.c (sdbout_finish): New.
2344 (sdbout_debug_hooks): Use it, add comments.
2345 (sdbout_global_decl): Defer initialised public vars to
2347 * varasm.c (assemble_variable): Don't output debug information
2348 for file-scope variables.
2350 2001-07-22 Richard Henderson <rth@redhat.com>
2352 * config/alpha/alpha.c (get_trap_mode_suffix): New.
2353 (get_round_mode_suffix): New.
2354 (print_operand): Use them for [/]. Remove support for [&'`()+].
2355 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
2356 * config/alpha/alpha.md (attr round_suffix): New.
2357 (attr trap_suffix): New.
2358 (all insns): Set them appropriately. Use %/ instead of the
2361 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2363 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
2365 2001-07-22 Richard Henderson <rth@redhat.com>
2367 * regrename.c (regrename_optimize): Compute nregs for each
2368 potential target register.
2370 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
2371 Richard Henderson <rth@redhat.com>
2373 * dbxout.c (dbxout_global_decl): New.
2374 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2375 * sdbout.c (sdbout_finish): New.
2376 (sdbout_debug_hooks): Use it, add comments.
2377 (sdbout_global_decl): Defer initialised public vars to
2379 * varasm.c (assemble_variable): Don't output debug information
2380 for file-scope variables.
2382 2001-07-21 H.J. Lu (hjl@gnu.org)
2384 * config/mips/mips.c (mips_cpu): Moved into ...
2385 (override_options): Here.
2387 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
2389 (mips_cpu): Removed.
2391 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2393 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
2394 ("iorqi3"): Likewise.
2395 ("xorqi3"): Likewise.
2396 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
2397 ("*subhi3_sp): Likewise.
2398 ("*subhi3"): Likewise.
2399 ("extendhisi2"): Accept D, X and Y as source operand to avoid
2402 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
2404 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
2405 * config/freebsd.h: Likewise.
2406 * config/linux.h: Likewise.
2407 * config/openbsd.h: Likewise.
2408 * config/alpha/linux-elf.h: Likewise.
2409 * config/arm/linux-elf.h: Likewise.
2410 * config/d30v/d30v.h: Likewise.
2411 * config/fr30/fr30.h: Likewise.
2412 * config/ia64/aix.h: Likewise.
2413 * config/ia64/ia64.h: Likewise.
2414 * config/mips/linux.h: Likewise.
2415 * config/pj/pj.h: Likewise.
2416 * config/rs6000/linux.h: Likewise.
2417 * config/sparc/linux.h: Likewise.
2418 * config/sparc/linux64.h: Likewise.
2420 2001-07-20 Bruce Korb <bkorb@gnu.org>
2422 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
2423 because getc() and char* may disagree on signedness.
2425 2001-07-20 Richard Henderson <rth@redhat.com>
2427 * doc/rtl.texi (REG_DEAD): Update for current semantics.
2429 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
2430 insns to delete in the presence of cc0 in a jump insn.
2432 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2433 Jan Hubicka <jh@suse.cz>
2435 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
2436 of doing the change by hand.
2438 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2440 * rtlanal.c (set_noop_p): Return true for noop jumps.
2442 * expr.c (emit_single_push_insn): Add call to push expander.
2443 * expr.h (optab_index): Add OTI_push
2444 (push_optab): New constant.
2445 * genopinit.c (optabs): Add push_optab.
2446 * optabs.c (init_optab): Init push optab.
2447 * md.texi (push??1): Document
2449 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2451 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
2452 expand to emit the pattern; put a REG_INC note for push/pop
2454 ("movdf", "movdf_internal"): Likewise.
2455 ("movsi", "movsi_internal"): Likewise.
2456 ("movsf", "movsf_internal"): Likewise.
2457 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
2459 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2461 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
2464 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2466 * params.def: Change default max inline insns to 100.
2468 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2470 * combine.c (combine_simplify_rtx): Generate a new shift operation
2471 when simplifying the first operand of a (neg (ashift)) expression.
2473 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2475 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2477 2001-07-20 Kelley Cook <kelley.cook@home.com>
2479 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2480 information. Move rest into ...
2481 (*-*-solaris): ... here. Eliminate redundant information and
2482 reword necessary packages section. Delete 4.x assembler bug info.
2483 (sparc-sun-*): Merge into ...
2484 (sparc-sun-sunos*): here.
2486 2001-07-20 Catherine Moore <clm@redhat.com>
2488 * config/v850/v850.md (casesi): Generate LABEL_REF
2491 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2493 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2494 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2495 * i386.md (strclrsi expander): Use it.
2497 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2499 * integrate.c (copy_insn_list): handle
2500 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2501 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2502 identically as to CODE_LABEL.
2504 * fold-const (fold): Convert A/B/C to A/(B*C) and
2507 * except.c (connect_post_landing_pads): Delete the RESX insns.
2509 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2511 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2513 * config/mips/mips.md (nmadd/nmsub): Use macro.
2515 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2517 * cppinit.c (remove_dup_dir): Make static.
2518 (remove_dup_dirs): Make static. Only warn about preempting a
2519 system directory with a non-system directory.
2521 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2523 * ifcvt.c (noce_try_store_flag_constants): Correct order
2524 of parameters to trunc_int_for_mode.
2526 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2528 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2529 an exception that will be caught within this function, do not fill
2530 its delay slot with any subsequent instruction.
2532 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2534 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2535 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2536 pointer extension instruction.
2537 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2538 * simplify-rtx.c (simplify_unary_operation) Likewise.
2539 * explow.c (convert_memory_address) Check value of
2540 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2542 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2543 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2544 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2545 Add Multilib Support.
2546 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2547 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2548 Add Multilib Support.
2549 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2551 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2552 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2553 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2555 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2557 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2558 old and new operands in `<', `3' and `b'.
2560 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2562 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2563 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2564 (toplev.o): Don't depend on xcoffout.h.
2565 * c-decl.c: Include debug.h
2566 (duplicate_decls): Use debug hook.
2567 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2568 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2569 (dbxout_types): Remove.
2570 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2571 * debug.c (do_nothing_debug_hooks): Update.
2572 (debug_true_tree, debug_nothing_rtx): New.
2573 * debug.h (struct rtx_def): New.
2574 (struct gcc_debug_hooks): New hooks ignore_block,
2575 outlining_inline_function and label.
2576 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2577 dwarf2out_frame_finish): New.
2578 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2579 Make static, update prototype.
2580 (dwarf2_debug_hooks): Update.
2581 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2582 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2583 * dwarfout.c (dwarf_debug_hooks): Update.
2584 * emit-rtl.c: Include debug.h.
2585 (remove_unnecessary_notes): Use debug hook.
2586 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2587 (final_scan_insn): Use debug hook.
2588 * integrate.c (output_inline_function): Use debug hook.
2589 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2590 (sdb_debug_hooks): Update.
2591 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2592 * toplev.c: Don't include xcoffout.h.
2593 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2594 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2596 * tree.h (dwarf2out_do_frame): Remove.
2598 2001-07-19 Catherine Moore <clm@cygnus.com>
2600 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2602 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2604 * reload1.c (eliminate_regs_in_insn): When updating a set
2605 to the frame pointer to the hardware frame pointer, perform
2606 the update always not just when REPLACE is set.
2608 * reload1.c (choose_reload_regs): Don't inherit a reload
2609 that crosses multiple registers if registers past the first
2610 don't fit in the desired class.
2612 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2613 when negating constants.
2615 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2617 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2618 * doc/tree.texi: Ditto.
2620 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2621 Jakub Jelinek <jakub@redhat.com>
2623 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2624 (extract_cie_info): Handle "eh" augmentation properly,
2626 (struct frame_state, __frame_state_for): New.
2628 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2630 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2631 HANDLE_SYSV_PRAGMA): Define.
2632 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2634 (copy_object): Caller changed.
2636 2001-07-19 Andreas Schwab <schwab@suse.de>
2638 * configure.in (assembler dwarf2 debug_line support): Define nop
2640 * configure: Regenerated.
2642 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2644 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2646 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2647 to conditionally compiled block.
2648 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2649 * dbxout.h (dbxout_function): Remove.
2650 * debug.c (do_nothing_debug_hooks): Update.
2651 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2652 global_decl, deferred_inline_function.
2653 * dwarf2out.c (dwarf2_debug_hooks): Update.
2654 (dwarf2out_global_decl): New.
2655 * dwarfout.c: Don't include dwarfout.h.
2656 (dwarfout_global_decl, dwarfout_function_decl,
2657 dwarfout_deferred_inline_function): New.
2658 (dwarf_debug_hooks): Update.
2659 * dwarfout.h: Remove.
2660 * final.c: Don't include dwarfout.h.
2661 * sdbout.c (sdbout_global_decl): New.
2662 (sdbout_debug_hooks): Update.
2663 * toplev.c: Don't include dwarfout.h.
2664 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2665 (note_deferral_of_defined_inline_function): Remove.
2666 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2667 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2668 * ch/lex.c: Don't include dwarfout.h.
2669 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2670 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2671 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2672 * cp/optimize.c: Include debug.h.
2673 (maybe_clone_body): Use debug hook.
2674 * cp/semantics.c: Include debug.h.
2675 (expand_body): Use debug hook.
2676 * po/POTFILES.in: Remove dwarfout.h.
2678 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2680 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2681 * c-parse.in (yyerror, _yylex): Similarly.
2682 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2683 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2685 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2686 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2688 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2690 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2691 in-class declaration at -g1. Fixes c++/2814.
2693 2001-07-18 Richard Henderson <rth@redhat.com>
2695 * doc/md.texi (reload_in/out): Document restrictions in predicates
2696 and constraints for these patterns. Document empty string matching
2699 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2701 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2703 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2705 * cse.c: Undo my previous patch.
2707 2001-07-18 Tom Tromey <tromey@redhat.com>
2710 * configure: Rebuilt.
2711 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2713 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2715 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2716 Jan Hubicka <jh@suse.cz>
2718 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2719 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2720 * jump.c (mark_jump_label): Do not forward branches.
2722 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2724 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2725 when return value is unused.
2727 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2729 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2731 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2733 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2734 on error. We can't blindly return the result of
2735 pthread_mutex_trylock because it returns a positive number on
2736 error, while we must return -1 on error.
2737 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2739 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2741 2001-07-18 Andreas Jaeger <aj@suse.de>
2743 * integrate.c (output_inline_function): Correct type of debug_hooks.
2745 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2747 * combine.c (combine_simplify_rtx): DIV can be treated
2748 associatively for floats if unsafe math optimisations are enabled.
2750 2001-07-17 Richard Henderson <rth@redhat.com>
2752 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2754 2001-07-17 Richard Henderson <rth@redhat.com>
2756 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2757 don't force the function address into a register.
2758 (expand_call, emit_library_call_value_1): Update callers.
2759 * builtins.c (expand_builtin_apply): Likewise.
2760 * expr.h (prepare_call_address): Update decl.
2762 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2764 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2766 * config/i386/chorus.h: Move up.
2767 * config/sparc/chorus.h: Likewise.
2768 * config/rs6000/chorus.h: Likewise.
2769 * config/chorus.h: Moved here.
2771 2001-07-17 Andreas Schwab <schwab@suse.de>
2773 * configure.in (assembler eh_frame optimization): Handle big
2775 * configure: Regenerated.
2777 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2779 * expr.c (epxand_expr): Convert divisions into multiplications by
2780 reciprocals if -ffast-math.
2782 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2784 * dbxout.c (dbxout_really_begin_function): Rename to
2785 dbxout_begin_function.
2786 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2787 (dbxout_begin_function): Remove.
2788 (dbxout_function): Update.
2789 (dbxout_source_line): Update prototype.
2790 * dbxout.h (dbxout_begin_function): Remove.
2791 * debug.c (do_nothing_debug_hooks): Update.
2792 (debug_nothing_tree): Update.
2793 (debug_nothing_charstar_rtx): Remove.
2794 * debug.h (union tree_node): Declare.
2795 (struct rtx_def): Remove.
2796 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2797 begin_function. Change source_line prototype.
2798 (debug_nothing_tree): New.
2799 (debug_nothing_charstar_rtx): Delete.
2800 (dwarf2out_begin_prologue): Moved from ...
2802 * dwarf2out.c (dwarf2_debug_hooks): Update.
2803 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2804 debug info, call dwarf2out_source_line.
2805 (dwarf2out_souce_line): Update prototype.
2806 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2807 Change prototype, make static.
2808 (dwarfout_source_line): Update prototype.
2809 (dwarf_debug_hooks): Update.
2810 * dwarfout.h (dwarfout_begin_function): Remove.
2811 * final.c (final_start_function, final_scan_insn): Use appropriate
2812 debug hooks, update to use notice_source_line.
2813 (output_source_line): Rename notice_source_line. Don't call the
2814 source_line debug hook.
2815 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2816 make static, update prototype.
2817 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2819 (sdbout_end_prologue): New.
2820 (sdbout_source_line): Update prototype.
2821 (sdbout_debug_hooks): Update.
2822 (sdbout_symbol): Remove unused var.
2823 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2825 * varasm.c: Include debug.h.
2826 (assemble_start_function): Use begin_function debug_hook.
2827 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2828 update with prototype.
2829 (xcoffout_source_line): Update prototype.
2830 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2832 (xcoffout_source_line): Update prototype.
2834 2001-07-17 Richard Henderson <rth@redhat.com>
2836 * c-typeck.c (build_binary_op): Do not shorten unsigned
2837 right shift after sign extension.
2839 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2841 * combine.c (combine_simplify_rtx): Attempt to simplify
2842 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2844 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2845 (simplify_binary_operation, simplify_unary_operation,
2846 simplify_relational_operation): Use it.
2848 * combine.c (combine_simplify_rtx): Don't do associative law
2849 on divisions; allow associative law on floats.
2851 2001-07-17 H.J. Lu <hjl@gnu.org>
2852 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2854 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2855 ASM_OUTPUT_WEAK_ALIAS are defined.
2856 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2857 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2859 * config/mips/iris5.h: ... here.
2860 (HANDLE_SYSV_PRAGMA): Defined as 1.
2861 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2862 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2865 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2867 * c-parse.in (all_prefix_attributes): New variable.
2868 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2869 (maybe_resetattrs): New production.
2870 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2871 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2872 notype_initdcl, nested_function, notype_nested_function,
2873 component_decl, components, components_notype,
2874 component_declarator, component_notype_declarator,
2875 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2876 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2877 after a comma being applied to more than one declarator.
2878 * doc/extend.texi (Attribute Syntax): Update. Remove
2879 documentation of bugs that are no longer present.
2881 2001-07-13 Eric Christopher <echristo@redhat.com>
2883 * config/mips/mips.h: Change TUNE_MIPS* options to use
2885 (EXTRA_SPECS): Add cc1_cpu_spec.
2886 * config/mips/mips.md (muldf3): Fix typo.
2888 2001-07-16 Richard Henderson <rth@redhat.com>
2890 * config/m68k/m68k.c: Include expr.h and reload.h.
2891 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2892 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2894 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2895 Richard Henderson <rth@redhat.com>
2897 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2898 (insn_live_p): Fix fall off end of function.
2899 (dead_libcall_p): Remove COUNTS argument; update callers.
2900 (delete_trivially_dead_insns): Remove unused variables.
2902 2001-07-17 Andreas Jaeger <aj@suse.de>
2904 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2907 * lcm.c (optimize_mode_switching): Avoid warning for unused
2908 variable if !NORMAL_MODE.
2910 * flow.c (try_crossjump_to_edge): Remove unused variable.
2912 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2914 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2915 atexit declaration in stdlib.h.
2917 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2919 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2921 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2923 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2924 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2925 do rebuild_jump_labels instead of jump_optimize
2926 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2927 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2928 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2930 * flow.c: Include timevar.h
2931 (find_basic_block): Push/pop timevar;
2932 (cleanup_cfg): Likewise.
2933 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2934 * Makefile: Add dependencies on timevar.h
2936 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2937 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2939 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2940 * toplev.c (rest_of_compilation): Update calls.
2941 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2942 (delete_trivially_dead_insns): ... here; accept new argument
2943 preserve_basic_blocks; preserve basic blocks if set.
2945 * reg-stack.c (stack_regs_mentioned): Return 0 if
2946 stack_regs_mentioned_data is not initialized.
2947 (reg_to_stack): Make stack_regs_mentioned survive after the
2948 reg-stack is completted; do not call cleanup_cfg.
2949 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2950 make cleanup_cfg after bb-reorder to output to debug file.
2952 2001-07-16 Richard Henderson <rth@redhat.com>
2954 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2955 from int_reg_class_contents.
2957 2001-07-16 Richard Henderson <rth@redhat.com>
2959 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2960 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2961 (init_reg_sets_1): Move initialization from cse_main.
2962 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2963 (cse_main): Move its initialization also.
2964 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2965 * flow.c (propagate_one_insn): Likewise.
2966 * gcse.c (compute_hash_table): Likewise.
2967 (compute_kill_rd, compute_store_table): Likewise.
2968 * sched-deps.c (sched_analyze_1): Likewise.
2970 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2972 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2975 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2977 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2978 in if statement so we don't access undefined memory.
2980 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2982 * gcse.c: Update comment at top.
2983 Update comment on mem handling.
2984 mem_last_set, mem_first_set, mem_set_in_block: gone.
2985 Declaration of reg_set_info: gone.
2986 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2987 pointless with load_killed_in_block_p (they are *more*
2988 conservative then it, not less, and less accurate).
2989 (oprs_not_set_p): Ditto.
2990 (alloc_gcse_mem): Don't allocate mem_set_in_block
2991 (free_gcse_mem): Don't free it, either.
2992 (record_last_mem_set_info): Update comment in front, remove
2993 mem_*set_* stuff. Note the reason we don't handle stores directly
2995 (compute_hash_table): Update comments to reflect reality. Remove
2996 mem_*set_* references.
2997 (reset_opr_set_tables): Remove mem_*set_* references.
2999 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
3000 (mark_clobber): Ditto (on both parts, we double set here too).
3001 (expr_killed_p): Remove mem_set_in_block test.
3002 (compute_transp): Remove mem_set_in_block test.
3004 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
3005 of edge, and removal of phi alternative to dump file.
3006 (ssa_ccp_substitute_constants): Add note about register now being
3007 constant, and which uses were replaced in what insns to dump file.
3009 2001-07-16 Andreas Jaeger <aj@suse.de>
3011 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
3012 variables of type HOST_WIDEST_INT.
3014 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
3015 (__bb_exit_func): Correct type of count_max to avoid overflow.
3016 (num_digits): Handle long long argument.
3018 * combine.c (gen_lowpart_for_combine): Remove unused variable.
3020 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3022 * output.h (sdb_begin_function_line): Restore as an extern
3024 * sdbout.c (sdb_begin_function_line): Make extern.
3026 2001-07-15 Richard Henderson <rth@redhat.com>
3028 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
3029 * genrecog.c (maybe_both_true_mode): New.
3030 (maybe_both_true_2): Use it.
3031 (write_switch): Don't put Pmode in a switch.
3032 * rtl.c (mode arrays): Don't explicitly size them.
3034 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3036 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
3037 handling; move unconditional splitting before mode switching.
3039 * i386.md (type): Add fistp type.
3040 (i387, length_attr, scheduling definitions): Handle this type.
3041 (fix_trunc?f?i2): Revamp to use mode switching.
3042 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
3043 * i386.h (fp_cw_mode): New enum
3044 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
3045 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
3047 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3049 * Makefile.in (integrate.o): Add debug.h.
3050 * integrate.c (debug.h): Add.
3051 (output_inline_function): Save, reset, and restore debug_hooks.
3053 2001-07-15 Richard Henderson <rth@redhat.com>
3055 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
3056 instead of COMPARE for the EQUIV expression.
3058 2001-07-15 Richard Henderson <rth@redhat.com>
3060 * flow.c (redirect_edge_and_branch_force): Initialize
3061 global_live_at_start and global_live_at_end.
3062 (allocate_bb_life_data): Export.
3063 * basic-block.h (allocate_bb_life_data): Declare.
3064 * toplev.c (rest_of_compilation): Call it.
3066 2001-07-15 Richard Henderson <rth@redhat.com>
3068 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
3069 (alpha_tablejump_best_label): New.
3070 * config/alpha/alpha-protos.h: Declare them.
3071 * config/alpha/alpha.md: Use braced strings for code blocks.
3072 (tablejump_osf): Break out add with r29.
3073 (tablejump_osf_internal): Remove.
3074 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
3075 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
3077 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3079 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
3082 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
3084 * i386-protos.h (ix86_split_fp_branch): Update prototype.
3085 (ix86_fp_jump_nontrivial_p): New.
3086 * i386.md (fp_jcc_?): Update call of split_fp_branch;
3087 use ix86_fp_jump_nontrivial_p.
3088 * i386.c (ix86_fp_jump_nontrivial_p): New.
3089 (ix86_split_fp_branch): Accept code instead of rtx.
3090 (ix86_expand_compare): Expand comparison early in case
3091 doing so is resonably cheap.
3093 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
3095 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
3097 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
3098 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
3100 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
3102 * dbxout.c (dbxout_source_line): Make static, update prototype.
3103 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
3104 (dbxout_init, dbxout_finish, dbxout_source_line,
3105 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
3106 * dbxout.h (dbxout_source_line): Delete.
3107 * debug.c (debug_nothing_file, debug_nothing_file_int,
3108 debug_nothing_file_charstar_rtx): New.
3109 (do_nothing_debug_hooks): Update.
3110 (debug_nothing_void, debug_nothing_charstar_rtx,
3111 dwarf2out_end_epilogue): New.
3112 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3113 * debug.h (struct rtx_def): Declare.
3114 (gcc_debug_hooks): New hooks source_line, end_epilogue
3116 (debug_nothing_void, debug_nothing_charstar_rtx,
3117 dwarf2out_end_epilogue): New.
3118 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3119 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
3120 (dwarf2_debug_hooks): Update.
3121 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
3122 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
3123 * dwarf2out.h (dwarf2out_source_line): Remove.
3124 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
3125 Make static, update prototype.
3126 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
3127 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
3128 (dwarf_debug_hooks): Update.
3129 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
3130 dwarfout_end_function): Remove.
3131 * final.c (profile_function): Use debug hooks for ending functions
3133 (output_source_line, final_end_function): Update prototype,
3135 (final_start_function, final_scan_insn): Update.
3136 * output.h (sdb_begin_function_line): Remove.
3137 (final_end_function): Update prototype.
3138 * sdbout.c (sdb_begin_function_line): Make static.
3139 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
3140 (sdbout_source_line): New.
3141 (sdbout_end_epilogue, sdbout_end_function): Make static, update
3143 (sdb_debug_hooks): Update.
3144 (sdbout_init, sdbout_source_line,
3145 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
3146 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
3147 * toplev.c (compile_file, rest_of_compilation): Update.
3148 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
3149 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
3150 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
3151 Update for prototype changes.
3152 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
3153 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
3155 2001-07-15 Richard Henderson <rth@redhat.com>
3157 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
3158 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
3159 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
3160 * config/alpha/alpha.c: Likewise.
3161 * config/alpha/alpha.md: Likewise.
3162 * config/alpha/alpha32.h: Likewise.
3163 * config/alpha/vms.h: Likewise.
3166 2001-07-14 Richard Henderson <rth@redhat.com>
3168 * config/alpha/alpha.md: Use define_constants for unspec values.
3169 Substitute throughout.
3171 2001-07-14 Tim Josling <tej@melbpc.org.au>
3173 * tree.def (EXPON_EXPR) remove. Never supported anyway.
3175 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3177 * pa.md: Remove unused constraints from define_split's.
3179 2001-04-14 Richard Henderson <rth@redhat.com>
3181 * ifcvt.c (find_cond_trap): Test for exit block.
3183 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
3185 Re-install recently reverted patch.
3186 * emit-rtl.c (try_split): Update mark_jump_label call.
3187 * flow.c (find_sub_basic_blocks): Likewise.
3188 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3190 (mark_all_labels): Kill second parameter.
3191 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3192 (rebuild_jump_labels, jump_optimize_minimal): Update call
3194 (jump_optimize_1): Kill crossjumping code.
3195 (mark_jump_label): Kill cross_jump parameter.
3196 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3197 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3198 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3200 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3202 (dump_file_info): Likewise.
3203 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3204 reorganize passes to do reg-stack first, bb-reorder second.
3205 * invoke.texi (-d letters doc): Remove the jump2 pass.
3207 2001-07-14 Richard Henderson <rth@redhat.com>
3209 * ifcvt.c (find_cond_trap): New.
3210 (find_if_header): Call it.
3211 (merge_if_block): Relax existing jump sanity check.
3212 * jump.c (jump_optimize_1): Remove conditional trap handling.
3214 2001-07-14 Alan Modra <amodra@bigpond.net.au>
3216 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
3218 (insn_refs_are_delayed): Correct comment.
3219 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
3220 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
3221 instead of r31. Make associated insn !TARGET_64BIT, and
3222 provide an additional 64-bit insn that clobbers r2.
3224 (udivsi3): Likewise.
3226 (umodsi3): Likewise.
3228 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
3230 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
3232 * flow.c (redirect_edge_and_branch_force, split_edge,
3233 try_crossjump_to_edge): Use set_block_for_new_insns.
3234 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
3236 2001-07-13 H.J. Lu (hjl@gnu.org)
3238 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
3241 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3243 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
3245 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
3247 * c-common.c (decl_attributes): Take a pointer to the node to
3248 which attributes are to be attached, and a flags argument.
3249 * c-common.h (enum attribute_flags): New.
3250 (decl_attributes): Update prototype.
3251 * c-decl.c (start_decl, push_parm_decl, finish_struct,
3252 finish_enum, start_function): Update calls to decl_attributes.
3253 * c-parse.in (component_declarator, component_notype_declarator,
3254 label): Update calls to decl_attributes.
3256 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
3258 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
3259 * config/avr/avr.c (legitimate_address_p): Return value changed
3260 from letter to register classes. For better debugging.
3262 2001-07-13 Kazu Hirata <kazu@hxi.com>
3264 * jump.c (reversed_comparison_code_parts): Fix comment typos.
3266 2001-07-13 H.J. Lu (hjl@gnu.org)
3268 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
3270 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
3272 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
3273 correctly for shared configurations.
3274 * config/t-libgcc-pic: New.
3275 * config/{i386,m68k,sparc}/t-openbsd: New.
3276 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
3277 Support -shared. Support debugging libraries with -g.
3278 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
3279 frame information does not emit pointer diffs.
3280 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
3283 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3285 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
3287 2001-07-13 David Edelsohn <edelsohn@gnu.org>
3289 * combine.c (try_combine): Ensure const_int pow2 is positive.
3291 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
3293 * config.gcc: Add configuration for s/390.
3294 * config/s390/s390.c: New. Subroutines for code generation.
3295 * config/s390/s390.h: New. Definitions for s/390.
3296 * config/s390/s390-protos.h: New. Prototypes.
3297 * config/s390/linux.h: New. Definitions for linux for s/390.
3298 * config/s390/linux64.h: New. Definitions for linux for zSeries.
3299 * config/s390/t-linux: New. Makefile fragment.
3300 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
3301 * config/s390/fixdfdi.h: New. Fix L_fix*di.
3303 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3305 * emit-rtl.c (try_split): Update mark_jump_label call.
3306 * flow.c (find_sub_basic_blocks): Likewise.
3307 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3309 (mark_all_labels): Kill second parameter.
3310 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3311 (rebuild_jump_labels, jump_optimize_minimal): Update call
3313 (jump_optimize_1): Kill crossjumping code.
3314 (mark_jump_label): Kill cross_jump parameter.
3315 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3316 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3317 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3319 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3321 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3322 reorganize passes to do reg-stack first, bb-reorder second.
3323 * invoke.texi (-d letters doc): Remove the jump2 pass.
3325 2001-07-12 Steve Ellcey <sje@cup.hp.com>
3327 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
3329 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3331 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
3333 (verify_flow_info): Make diagnostics prettier.
3335 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3337 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
3339 * flow.c (outgoing_edges_match): Return early if condition reversal
3342 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
3344 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
3345 (mips_move_2words): When splitting a move into two instructions,
3346 prefix the second address operand with '%D'.
3348 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
3350 * Makefile.in (final.o): Depend on debug.h.
3351 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
3352 (dbx_debug_hooks): Add new hooks.
3353 (xcoff_debug_hooks): New.
3354 * debug.c (debug_nothing_file_int_int): New.
3355 (do_nothing_debug_hooks): Update.
3356 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
3357 (debug_nothing_file_int_int): New.
3358 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
3359 static, update prototype.
3360 (dwarf2_debug_hooks): Update.
3361 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
3362 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
3363 static, update prototype.
3364 (dwarf_debug_hooks): Update.
3365 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
3366 * final.c: Include debug.h.
3367 (final_scan_insn): Use debug hooks when beginning and ending blocks.
3368 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
3369 static, update prototype.
3370 (sdb_debug_hooks): Update.
3371 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
3372 * toplev.c: Distinguish between xcoff and dbx.
3374 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
3375 Call all debug hooks, not just dwarf ones.
3377 2001-07-11 Timothy Wall <twall@redhat.com>
3379 * config.gcc: Add configuration for AIX5/IA64.
3380 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
3381 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
3382 support prefix/suffix code.
3383 * config/ia64/t-aix: New. Makefile fragment.
3384 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
3386 2001-07-11 Kazu Hirata <kazu@hxi.com>
3388 * recog.c (validate_change): Fix a comment typo.
3390 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
3392 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
3393 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
3395 * dbxout.c (dbx_debug_hooks): Add new hooks.
3396 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
3398 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
3400 * dbxout.h (dbxout_start_new_source_file,
3401 dbxout_resume_previous_source_file): Delete.
3402 * debug.c (do_nothing_debug_hooks): Add new hooks.
3403 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3404 (debug_nothing_int_charstar, debug_nothing_int): New.
3405 * debug.h (gcc_debug_hooks): New hooks define, undef,
3406 start_source_file and end_source_file.
3407 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3408 (debug_nothing_int_charstar, debug_nothing_int): New.
3409 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
3410 the conditionally compiled section.
3411 (dwarf2out_start_source_file, dwarf2out_end_source_file,
3412 dwarf2out_define, dwarf2out_undef): Make static.
3413 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
3414 dwarf2out_define, dwarf2out_undef): Remove.
3415 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
3416 (dwarfout_start_source_file, dwarfout_end_source_file,
3417 dwarfout_define, dwarfout_undef): Make static.
3418 (dwarfout_start_source_file_check,
3419 dwarfout_end_source_file_check): New.
3420 (dwarfout_define, dwarfout_finish): Update.
3421 * dwarfout.h (dwarfout_start_new_source_file,
3422 dwarfout_resume_previous_source_file, dwarfout_define,
3423 dwarfout_undef): Remove.
3424 * sdbout.c (sdb_debug_hooks): Add new hooks.
3425 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
3427 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
3428 make static, take an arg.
3429 * sdbout.h (sdbout_start_new_source_file,
3430 sdbout_resume_previous_source_file): Delete.
3431 * toplev.c (debug_start_source_file, debug_end_source_file,
3432 debug_define, debug_undef): Delete.
3433 * toplev.h (debug_start_source_file, debug_end_source_file,
3434 debug_define, debug_undef): Delete.
3436 * java/jcf-parse.c: Include debug.h.
3437 (parse_class_file): Update to use debug hooks directly.
3438 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
3440 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3442 * alias.c (set_mem_alias_set): New function.
3443 * rtl.h (set_mem_alias_set): Declare it.
3444 * builtins.c (expand_builtin_return_addr): Call it instead of
3445 using MEM_ALIAS_SET accessor.
3446 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
3447 (get_memory_rtx, expand_builtin_va_arg): Likewise.
3448 (expand_builtin_va_copy):Likewise.
3449 * caller-save.c (setup_save_areas): Likewise.
3450 * calls.c (compute_argument_addresses): Likewise.
3451 * explow.c (set_mem_attributes): Likewise.
3452 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
3453 (expand_assignment, store_constructor_field, store_field): Likewise.
3454 (expand_expr_unaligned): Likewise.
3455 * function.c (assign_stack_temp_for_type): Likewise.
3456 (put_reg_into_stack, gen_mem_addressof): Likewise.
3457 * ifcvt.c (noce_try_cmove_arith): Likewise.
3458 * reload1.c (reload, alter_reg): Likewise.
3459 * config/alpha/alpha.c (get_aligned_mem): Likewise.
3460 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
3461 (alpha_expand_unaligned_store): Likewise
3462 (alpha_expand_unaligned_load_words): Likewise.
3463 (alpha_expand_unaligned_store_words): Likewise.
3464 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3465 (alpha_expand_epilogue): Likewise.
3466 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3467 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3468 * config/i386/i386.c (legitimize_pic_address): Likewise.
3469 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3470 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3471 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3472 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3473 * config/mips/mips.c (mips_va_arg): Likewise.
3474 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3475 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3476 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3477 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3478 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3479 (rs6000_emit_epilogue): Likewise.
3480 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3481 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3482 * config/v850/v850.c (v850_va_arg): Likewise.
3484 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3486 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3487 when fallthru edge is present.
3488 (mege_blocks): Handle case where creation of jump insn
3491 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3492 CLEANUP_POST_REGSTACK): New constants.
3493 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3494 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3495 * output.h (cleanup_cfg): Update prototype.
3496 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3497 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3498 cleanup_cfg call; kill missleading comment.
3499 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3500 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3501 parameter; control optimizations performed using it.
3502 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3503 try_crossjump_bb): New functions.
3505 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3507 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3509 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3510 pa_output_function_prologue.
3511 * pa-protos.h (pa_output_function_prologue): New prototype.
3513 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3515 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3516 and low to get correct sign extension in low+high test.
3518 2001-07-11 Janis Johnson <janis@us.ibm.com>
3520 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3521 for large hit count.
3523 * profile.c (branch_prob): Fix .bbg info for computed gotos
3526 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3528 * stmt.c (parse_output_constraint): New function, split out
3530 (expand_asm_operands): ... here. Use parse_output_constraint.
3531 * tree.h (parse_output_constraint): Declare it.
3533 2001-07-11 Richard Henderson <rth@redhat.com>
3535 * bitmap.c: Comment some functions; fiddle whitespace.
3536 (bitmap_free): Don't export.
3537 (bitmap_element_allocate): Use memset.
3538 * bitmap.h (bitmap_free): Don't declare.
3540 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3542 * gcse.c, lcm.c, sched-deps.c:
3543 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3545 * flow.c (flow_loops_find): Free dom if we found no loops, since
3546 we aren't going to save it.
3548 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3551 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3553 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3555 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3557 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3558 #ifndef DWARF2_DEBUGGING_INFO.
3560 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3562 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3564 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3566 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3567 reverse a branch if a NE comparison is implemented with GTU.
3569 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3570 H.J. Lu <hjl@gnu.org>
3572 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3574 (call_internal2): Likewise.
3575 (call_value_internal1): Likewise.
3576 (call_value_internal2): Likewise.
3577 (call_value_multiple_internal1): Likewise.
3578 (call_value_multiple_internal2): Likewise.
3580 2001-07-10 Kazu Hirata <kazu@hxi.com>
3582 * calls.c (emit_library_call_value_1): Fix a comment typo.
3583 * dwarf2out.c (mem_loc_descriptor): Likewise.
3584 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3586 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3588 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3590 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3592 * recog.c (offsettable_address_p): Handle LO_SUM case.
3593 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3594 instead of plus_constant.
3596 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3598 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3599 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3601 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3603 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3604 adjust_address_nv instead of plus_constant.
3606 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3608 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3609 dwarf2out.o): Depend on debug.h, wrap long lines.
3610 * dbxout.c: Include debug.h.
3611 (dbx_debug_hooks): New.
3612 (dbxout_init): Make static, take just 2 args.
3613 (dbxout_finish): Make static.
3614 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3615 * debug.c: New file.
3616 * debug.h: New file.
3617 * dwarf2out.c: Include debug.h.
3618 (dwarf2_debug_hooks): New.
3619 (dwarf2out_init): Make static.
3620 (dwarf2out_finish): Make static, take 2 args.
3621 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3622 * dwarfout.c: Include debug.h.
3623 (dwarf_debug_hooks): New.
3624 (dwarfout_init): Make static.
3625 (dwarfout_finish): Make static, take 2 args.
3626 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3627 * sdbout.c: Include debug.h.
3628 (sdb_debug_hooks): New.
3629 (sdbout_init): Make static, take 2 args.
3630 * sdbout.h (sdbout_init): Delete.
3631 * toplev.c: Include debug.h.
3633 (compile_file): Set deubg_hooks based on command line options.
3634 Use the hooks unconditionally rather than conditional compilation.
3636 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3638 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3639 first_insn_after_basic_block_note instead.
3641 * df.c (df_bb_refs_unlink): #if 0 out for now.
3643 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3645 * ssa.h: Add prototype for ssa_const_prop
3646 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3647 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3648 (ssa_fast_dce): Remove unused variable
3650 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3652 * diagnostic.c (finish_diagnostic): Rename to
3653 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3656 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3658 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3661 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3662 (dump_file): Only pad the demangled name with spaces if the
3663 mangled name was padded with spaces.
3665 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3667 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3670 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3672 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3673 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3676 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3677 whether can put offset inside LO_SUM to check mode alignment, not size.
3679 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3681 * doc/tm.texi (Misc): Fix thinko.
3683 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3685 * regmove.c (replace_in_call_usage): Fix warnings.
3686 * sched-deps.c (add_dependence): Fix warnings.
3687 * simplify-rtx.c (simplify_subreg): Likewise.
3688 Return NULL_RTX instead of NULL.
3690 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3691 (subst_asm_stack_regs): Likewise.
3693 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3696 * dwarf2out.c (output_call_frame_info): Declare i as int.
3697 (build_abbrev_table): Declare n_alloc as int.
3698 (dwarf2out_finish): Initialize die.
3699 * except.c: Declare sjlj_funcdef_number as unsigned.
3700 (connect_post_landing_pads): Declare j as unsigned.
3701 (convert_to_eh_region_ranges): Initialize call_site.
3702 (output_function_exception_table): Initialize tt_format_size.
3703 * expr.c (move_by_pieces_1): Initialize to1.
3704 (store_constructor): Initialize minelt and maxelt.
3705 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3706 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3708 * c-decl.c (combine_parm_decls): Unused, remove.
3709 * c-tree.h: Remove prototype for combine_parm_decls.
3711 * reload.c (push_reload): Fix warning.
3712 (regno_clobbered_p): Likewise.
3713 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3714 (reload_combine): Likewise.
3716 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3717 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3719 * bitmap.c (bitmap_operation): Change user.
3720 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3722 2001-07-10 Eric Christopher <echristo@redhat.com>
3724 * config/mips/mips.c (override_options): Fix typo.
3726 2001-07-09 Stan Shebs <shebs@apple.com>
3728 * target.h (struct gcc_target): New fields init_builtins and
3730 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3731 (TARGET_EXPAND_BUILTIN): New macro.
3732 (TARGET_INITIALIZER): Add them.
3733 * builtins.c: Include target.h.
3734 (expand_builtin): Use targetm.expand_builtin.
3735 (default_init_builtins): New function.
3736 (default_expand_builtin): New function.
3737 * expr.h (default_init_builtins): Declare.
3738 (default_expand_builtin): Declare.
3739 * c-common.c (c_common_nodes_and_builtins): Use
3740 targetm.init_builtins.
3741 * defaults.h (MD_INIT_BUILTINS): Remove.
3742 * Makefile.in (builtins.o): Depend on target.h.
3744 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3745 (TARGET_EXPAND_BUILTIN): Define.
3746 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3747 (MD_EXPAND_BUILTIN): Remove.
3749 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3750 (TARGET_EXPAND_BUILTIN): Define.
3751 (c4x_init_builtins): Make endlink arg a local.
3752 (c4x_print_operand): Fix typos in adjust_address usages.
3753 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3754 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3755 (MD_EXPAND_BUILTIN): Remove.
3757 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3758 (TARGET_EXPAND_BUILTIN): Define.
3759 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3760 (ix86_init_builtins): Call new function only if TARGET_MMX.
3761 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3762 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3763 (MD_EXPAND_BUILTIN): Remove.
3765 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3766 (TARGET_EXPAND_BUILTIN): Define.
3767 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3768 (MD_EXPAND_BUILTIN): Remove.
3770 * doc/tm.texi: Document these changes.
3772 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3774 * basic-block.h (tree_node): Forward declare if needed.
3775 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3776 (BLOCK_HEAD_TREE): Define.
3777 (BLOCK_END_TREE): Define.
3778 (struct loops): Rename field 'tree' to 'tree_root'.
3779 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3781 (flow_loops_tree_build): Rename reference to field 'tree' to
3783 (flow_loops_level_compute): Ditto.
3784 * predict.c (estimate_bb_frequencies): Ditto.
3785 * tree.h (struct tree_common): Add field 'aux'.
3787 2001-07-09 Stan Shebs <shebs@apple.com>
3789 * config/darwin.c (darwin_encode_section_info): Don't mark any
3790 DECL_EXTERNAL node as defined.
3792 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3794 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3795 pa_free_machine_status, hppa_init_pic_save): Delete.
3796 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3797 (hppa_profile_hook): Use hppa_pic_save_rtx.
3798 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3799 hppa_init_pic_save): Delete.
3800 (hppa_pic_save_rtx): Declare.
3801 * pa.md (call, call_value, sibcall, sibcall_value,
3802 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3804 2001-07-09 Kazu Hirata <kazu@hxi.com>
3806 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3807 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3809 2001-07-09 Andreas Jaeger <aj@suse.de>
3811 * output.h: Add declaration of final_forward_branch_p.
3813 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3815 * varray.c: Include errors.h for internal_error and trim_filename
3818 * Makefile.in (varray.o): Add errors.h.
3820 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3822 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3823 * optabs.c (have_add2_insn): Check whether the add insn chosen
3824 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3825 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3827 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3829 * Makefile.in (OBJS): Add ssa-ccp.o
3830 (ssa-ccp.o): Add dependencies.
3831 * toplev.c (DFI_ssa_ccp): New dump file enum.
3832 (dump_file): Add entry for dumping after SSA CCP.
3833 (flag_ssa_ccp): New flag variable.
3834 (f_options): Add -fssa-ccp.
3835 (rest_of_compilation): Run SSA CCP if requested.
3836 * timevar.def (TV_SSA_CCP): New timevar.
3837 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3838 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3839 Fix minor typo in SSA DCE documentation.
3840 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3841 Add documentation for new dump option. Renumber dump files
3844 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3846 * emit-rtl.c (gen_highpart_mode): New.
3847 * rtl.h (gen_highpart_mode): Declare.
3848 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3849 operand can be VOIDmode constant.
3851 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3853 * flow.c (redirect_edge_and_branch_force): New.
3854 (can_fallthru): Ensure that basic blocks are succeeding.
3855 (try_optimize_cfg): Do not delete basic block if it is the last one.
3857 * flow.c (try_redirect_by_replacing_jump): Do not remove
3858 jumps with side effects, unlink chain on fallthru edge;
3859 set block for new jump instruction; avoid basic block to
3860 over by line number note.
3862 * flow.c (try_simplify_condjump): Verify that the condjump
3863 is not always falling trought.
3866 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3868 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3869 (try_redirect_by_replacing_jump): Update properly the count
3870 and frequency information.
3872 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3874 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3875 address that is a LO_SUM specially.
3876 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3878 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3880 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3881 (operand_subword): Use them.
3882 (change_address_1): Renamed from change_address; new arg VALIDATE.
3883 * expr.h: Reflect above changes; change_address now macro.
3884 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3886 * cselib.c (add_mem_for_addr): Likewise.
3887 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3888 * regmove.c (try_apply_stack_adjustment): Likewise.
3889 * reload.c (push_reload, make_memloc): Likewise.
3890 * reload1.c (eliminate_regs): Likewise.
3891 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3892 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3894 * combine.c (make_extraction, simplify_shift_const): Likewise.
3895 (gen_lowpart_for_combine): Likewise.
3896 * cse.c (gen_lowpart_if_possible): Likewise.
3897 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3898 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3899 * optabs.c (gen_move_insn): Likewise.
3900 * reload1.c (alter_reg): Likewise.
3901 * simplify-rtx.c (simplify_subreg): Likewise.
3902 * stmt.c (expand_anon_union_decl): Likewise.
3903 * recog.c (validate_replace_rtx_1): Likewise.
3905 * Makefile.in (recog.o): Add $(EXPR_H).
3906 * explow.c (stabilize): Call replace_equiv_address.
3907 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3908 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3910 2001-07-03 Andrew Haley <aph@redhat.com>
3912 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3913 the mode of the memory location.
3915 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3917 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3919 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3921 * final.c (output_addr_const): Use target opening and
3922 closing parentheses.
3923 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3924 defaults, add to TARGET_ASM_OUT.
3925 * target.h (struct gcc_target): Add open_paren and close_paren.
3926 * doc/md.texi: Update.
3927 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3928 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3929 TARGET_ASM_CLOSE_PAREN.
3930 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3932 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3934 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3935 * config/a29k/a29k.h: Similarly.
3936 * config/alpha/alpha.h: Similarly.
3937 * config/arc/arc.h: Similarly.
3938 * config/arm/aof.h: Similarly.
3939 * config/arm/aout.h: Similarly.
3940 * config/avr/avr.h: Similarly.
3941 * config/c4x/c4x.h: Similarly.
3942 * config/clipper/clipper.h: Similarly.
3943 * config/convex/convex.h: Similarly.
3944 * config/d30v/d30v.h: Similarly.
3945 * config/dsp16xx/dsp16xx.h: Similarly.
3946 * config/elxsi/elxsi.h: Similarly.
3947 * config/fr30/fr30.h: Similarly.
3948 * config/h8300/h8300.h: Similarly.
3949 * config/i370/i370.h: Similarly.
3950 * config/i386/i386.h: Similarly.
3951 * config/i860/i860.h: Similarly.
3952 * config/i960/i960.h: Similarly.
3953 * config/ia64/ia64.h: Similarly.
3954 * config/m32r/m32r.h: Similarly.
3955 * config/m68hc11/m68hc11.h: Similarly.
3956 * config/m68k/m68k.h: Similarly.
3957 * config/m88k/m88k.h: Similarly.
3958 * config/mcore/mcore.h: Similarly.
3959 * config/mips/mips.h: Similarly.
3960 * config/mn10200/mn10200.h: Similarly.
3961 * config/mn10300/mn10300.h: Similarly.
3962 * config/ns32k/ns32k.h: Similarly.
3963 * config/pa/pa.h: Similarly.
3964 * config/pdp11/pdp11.h: Similarly.
3965 * config/pj/pj.h: Similarly.
3966 * config/romp/romp.h: Similarly.
3967 * config/rs6000/rs6000.h: Similarly.
3968 * config/sh/sh.h: Similarly.
3969 * config/sparc/sparc.h: Similarly.
3970 * config/v850/v850.h: Similarly.
3971 * config/vax/vax.h: Similarly.
3972 * config/we32k/we32k.h: Similarly.
3974 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3976 * doc/c-tree.texi: Document representation of attributes.
3978 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3980 * doc/tm.texi: Update some places for the rename of target to
3983 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3985 * target.h (struct gcc_target): Add insert_attributes.
3986 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3987 (TARGET_INITIALIZER): Update.
3988 * tree.c, tree.h (default_insert_attributes): New function.
3989 Update comments on other default functions to refer to targetm,
3991 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3992 TARGET_INSERT_ATTRIBUTES.
3993 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3994 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3995 Don't use PRAGMA_INSERT_ATTRIBUTES.
3996 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3997 * c-decl.c (start_decl, start_function): Don't call
3998 SET_DEFAULT_DECL_ATTRIBUTES.
3999 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
4000 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
4002 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
4003 (c4x_check_attribute): Avoid modifying attribute list itself.
4004 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
4006 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
4007 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
4009 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
4010 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
4012 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
4013 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
4015 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
4016 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
4017 Adjust parameters. Make static.
4019 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
4021 * c-common.c (decl_attributes): Only take a single attributes
4023 * c-common.h (decl_attributes): Update prototype.
4024 * c-decl.c (start_decl, start_function): Only take a single
4025 attributes parameter. Update calls to decl_attributes.
4026 (finish_struct, finish_enum): Update calls to decl_attributes.
4027 (push_parm_decl): Expect unified list of attributes. Update call
4029 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
4030 notype_nested_function, component_declarator,
4031 component_notype_declarator, label): Update calls to
4033 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
4034 lists that are passed to push_parm_decl.
4035 * c-tree.h (start_function, start_decl): Update prototypes.
4036 * config/sh/sh-protos.h, config/sh/sh.c
4037 (sh_pragma_insert_attributes): Only take a single attributes
4039 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
4040 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
4041 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
4042 build_module_descriptor, generate_static_references,
4043 generate_strings, build_selector_translation_table,
4044 generate_descriptor_table, generate_protocols,
4045 generate_ivars_list, generate_dispatch_table,
4046 generate_protocol_list, generate_category,
4047 generate_shared_structures, really_start_method, add_objc_decls,
4048 generate_classref_translation_entry): Update calls to start_decl
4050 (build_tmp_function_decl, start_method_def): Unify attribute lists
4051 that are passed to push_parm_decl.
4053 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
4055 * final.c (no_asm_to_stream): New.
4056 (final_scan_insn): Use target structures for prologue ends
4057 and epilogue starts.
4058 * output.h (no_asm_to_stream): New.
4059 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
4060 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
4061 (TARGET_ASM_OUT): Update.
4062 * target.h (struct gcc_target): New members function_end_prologue
4063 and function_begin_epilogue.
4064 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
4065 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
4066 * config/alpha/alpha.c (output_end_prologue): Rename to
4067 alpha_output_function_end_prologue. Use in target struct
4069 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
4070 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
4071 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
4072 ia64_output_function_end_prologue. Use in target struct
4074 (ia64_function_prologue, ia64_funciton_epilogue): Rename
4075 mistyped prototypes.
4076 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
4077 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
4079 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
4080 an use in target struct, make static.
4081 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
4084 2001-07-08 Richard Henderson <rth@redhat.com>
4086 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
4088 2001-07-08 Richard Henderson <rth@redhat.com>
4090 * config/i386/i386.md: Remove constraints strings from define_split
4091 and define_peephole2 patterns.
4092 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
4093 (eh_return): Use them.
4095 2001-07-08 Richard Henderson <rth@redhat.com>
4097 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
4098 Document MD_FALLBACK_FRAME_STATE_FOR.
4100 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4102 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
4103 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
4105 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
4107 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
4109 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
4110 of the label inside NAME as opposed to just the end of NAME.
4112 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
4114 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
4115 * config/alpha/alpha.c (alpha_init_machine_status,
4116 alpha_mark_machine_status, alpha_free_machine_status): Delete.
4117 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
4118 (vms_valid_decl_attribute_p): Make static, conditionally compile.
4119 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
4121 2001-07-06 Stan Shebs <shebs@apple.com>
4123 * target.h (targetm): Rename global from "target", so as not to
4124 conflict with local variables.
4126 * c-typeck.c: Ditto.
4130 * cp/decl2.c: Ditto.
4131 * cp/typeck.c: Ditto.
4132 * 1750a/1750a.c: Ditto.
4133 * a29k/a29k.c: Ditto.
4137 * clipper/clipper.c: Ditto.
4138 * convex/convex.c: Ditto.
4139 * d30v/d30v.c: Ditto.
4140 * dsp16xx/dsp16xx.c: Ditto.
4141 * elxsi/elxsi.c: Ditto.
4142 * fr30/fr30.c: Ditto.
4143 * h8300/h8300.c: Ditto.
4144 * i370/i370.c: Ditto.
4145 * i386/i386.c: Ditto.
4146 * i860/i860.c: Ditto.
4147 * i960/i960.c: Ditto.
4148 * ia64/ia64.c: Ditto.
4149 * m32r/m32r.c: Ditto.
4150 * m68hc11/m68hc11.c: Ditto.
4151 * m68k/m68k.c: Ditto.
4152 * m88k/m88k.c: Ditto.
4153 * mips/mips.c: Ditto.
4154 * ns32k/ns32k.c: Ditto.
4156 * pdp11/pdp11.c: Ditto.
4157 * romp/romp.c: Ditto.
4158 * rs6000/rs6000.c: Ditto.
4160 * sparc/sparc.c: Ditto.
4162 * we32k/we32k.c: Ditto.
4163 * doc/tm.texi: Update the manual to match.
4165 2001-07-06 Richard Henderson <rth@redhat.com>
4167 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
4168 DWARF2_UNWIND_INFO not just whether it is defined.
4170 2001-07-06 Diego Novillo <dnovillo@redhat.com>
4172 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
4173 call to simplify_binary_operation returns a new pattern.
4175 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4177 * glimits.h (__SHRT_MAX__): New.
4178 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
4179 (SHRT_MAX): Define in terms of __SHRT_MAX__.
4181 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
4183 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
4186 2001-07-06 Richard Henderson <rth@redhat.com>
4188 * bitmap.c (bitmap_release_memory): Move adjacent to the
4189 allocation functions.
4190 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
4191 the implementation. Binary search for the set bit.
4192 (bitmap_union_of_diff): Allocate the temporary on the stack
4193 instead of using xmalloc.
4195 2001-07-06 Richard Henderson <rth@redhat.com>
4197 * genrecog.c (validate_pattern): Warn for constraints in
4198 define_{expand,split,peephole2}. Remove strict_low_part
4199 before looking up match_dup.
4201 2001-07-06 DJ Delorie <dj@redhat.com>
4203 * doc/gcc.texi (Makefile): Rename to be a more general purpose
4204 chapter about various build hints and history. Add section
4205 talking about the various types of native and cross builds.
4207 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
4209 * Makefile.in (final.o): Depend on target.h.
4210 * final.c: Include target.h.
4211 (default_function_pro_epilogue): New.
4212 (final_start_function): Use target structure for function prologues.
4213 (final_end_function): Use target structure for function epilogues.
4214 * fold-const.c (real_hex_to_f): Constify s and p.
4215 * output.h (default_function_pro_epilogue): New.
4216 * real.h (real_hex_to_f): Update prototype.
4217 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
4218 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
4219 (TARGET_INITIALIZER): Update.
4220 * target.h (gcc_target): Add struct asm_out.
4221 * doc/tm.texi: Update.
4224 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
4225 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
4226 in cpu/cpu.c, or rename old functions consistently. Take
4227 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
4228 redundant macros and prototypes. Make new functions static.
4230 * 1750a/1750a.c: Similarly.
4231 * 1750a/1750a.h: Similarly.
4232 * a29k/a29k-protos.h: Similarly.
4233 * a29k/a29k.c: Similarly.
4234 * a29k/a29k.h: Similarly.
4235 * arc/arc-protos.h: Similarly.
4236 * arc/arc.c: Similarly.
4237 * arc/arc.h: Similarly.
4238 * arm/arm-protos.h: Similarly.
4239 * arm/arm.c: Similarly.
4240 * arm/arm.h: Similarly.
4241 * avr/avr-protos.h: Similarly.
4242 * avr/avr.c: Similarly.
4243 * avr/avr.h: Similarly.
4244 * clipper/clipper-protos.h: Similarly.
4245 * clipper/clipper.c: Similarly.
4246 * clipper/clipper.h: Similarly.
4247 * convex/convex.c: Similarly.
4248 * convex/convex.h: Similarly.
4249 * d30v/d30v-protos.h: Similarly.
4250 * d30v/d30v.c: Similarly.
4251 * d30v/d30v.h: Similarly.
4252 * d30v/d30v.md: Similarly.
4253 * dsp16xx/dsp16xx-protos.h: Similarly.
4254 * dsp16xx/dsp16xx.c: Similarly.
4255 * dsp16xx/dsp16xx.h: Similarly.
4256 * elxsi/elxsi.c: Similarly.
4257 * elxsi/elxsi.h: Similarly.
4258 * fr30/fr30.c: Similarly.
4259 * fr30/fr30.md: Similarly.
4260 * h8300/h8300-protos.h: Similarly.
4261 * h8300/h8300.c: Similarly.
4262 * h8300/h8300.h: Similarly.
4263 * i370/i370-protos.h: Similarly.
4264 * i370/i370.c: Similarly.
4265 * i370/i370.h: Similarly.
4266 * i386/i386.c: Similarly.
4267 * i386/osf1elf.h: Similarly.
4268 * i386/osfrose.h: Similarly.
4269 * i860/i860-protos.h: Similarly.
4270 * i860/i860.c: Similarly.
4271 * i860/i860.h: Similarly.
4272 * i960/i960-protos.h: Similarly.
4273 * i960/i960.c: Similarly.
4274 * i960/i960.h: Similarly.
4275 * ia64/ia64-protos.h: Similarly.
4276 * ia64/ia64.c: Similarly.
4277 * ia64/ia64.h: Similarly.
4278 * m32r/m32r-protos.h: Similarly.
4279 * m32r/m32r.c: Similarly.
4280 * m32r/m32r.h: Similarly.
4281 * m68hc11/m68hc11-protos.h: Similarly.
4282 * m68hc11/m68hc11.c: Similarly.
4283 * m68hc11/m68hc11.h: Similarly.
4284 * m68k/crds.h: Similarly.
4285 * m68k/dpx2.h: Similarly.
4286 * m68k/m68k-protos.h: Similarly.
4287 * m68k/m68k.c: Similarly.
4288 * m68k/m68k.h: Similarly.
4289 * m68k/news.h: Similarly.
4290 * m88k/m88k-protos.h: Similarly.
4291 * m88k/m88k.c: Similarly.
4292 * m88k/m88k.h: Similarly.
4293 * mips/mips-protos.h: Similarly.
4294 * mips/mips.c: Similarly.
4295 * mips/mips.h: Similarly.
4296 * ns32k/merlin.h: Similarly.
4297 * ns32k/ns32k.c: Similarly.
4298 * ns32k/ns32k.h: Similarly.
4299 * ns32k/tek6000.h: Similarly.
4300 * pa/pa-protos.h: Similarly.
4301 * pa/pa.c: Similarly.
4302 * pa/pa.h: Similarly.
4303 * pdp11/2bsd.h: Similarly.
4304 * pdp11/pdp11-protos.h: Similarly.
4305 * pdp11/pdp11.c: Similarly.
4306 * pdp11/pdp11.h: Similarly.
4307 * romp/romp-protos.h: Similarly.
4308 * romp/romp.c: Similarly.
4309 * romp/romp.h: Similarly.
4310 * rs6000/rs6000-protos.h: Similarly.
4311 * rs6000/rs6000.c: Similarly.
4312 * rs6000/rs6000.h: Similarly.
4313 * rs6000/sysv4.h: Similarly.
4314 * sh/sh-protos.h: Similarly.
4315 * sh/sh.c: Similarly.
4316 * sh/sh.h: Similarly.
4317 * sparc/sparc-protos.h: Similarly.
4318 * sparc/sparc.c: Similarly.
4319 * sparc/sparc.h: Similarly.
4320 * vax/vax.c: Similarly.
4321 * vax/vax.h: Similarly.
4322 * vax/vms.h: Similarly.
4323 * we32k/we32k.c: Similarly.
4324 * we32k/we32k.h: Similarly.
4326 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
4328 * basic-block.h (first_insn_after_basic_block_note): Declare.
4329 * flow.c (first_insn_after_basic_block_note): Define. Moved
4331 * ssa.c (first_insn_after_basic_block_note): Remove.
4332 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
4334 (ssa_eliminate_dead_code): Properly update the CFG and PHI
4335 nodes when we find a dead conditional branch. Insert BARRIERs
4336 after any blocks with no successors, but which do not have
4339 2001-07-06 Zack Weinberg <zackw@stanford.edu>
4341 * varray.c (varray_check_failed): Use internal_error.
4343 2001-07-05 Andrew Haley <aph@redhat.com>
4345 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
4346 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
4347 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
4349 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
4351 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
4352 reference if the target constant is also a SYMBOL_REF.
4354 2001-07-05 Eric Christopher <echristo@redhat.com>
4356 * config/mips/mips.h (MASK_MIPS3900): Remove.
4357 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
4358 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
4359 (TARGET_MIPS3900): Change to use mips_arch.
4360 (TARGET_MIPS4000): New.
4361 (TARGET_MIPS4100): New.
4362 (TARGET_MIPS4300): New.
4363 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
4364 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
4366 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
4367 (ISA_HAS_BRANCHLIKELY): To here.
4368 (CC1_CPU_SPEC): New.
4369 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
4370 (mips_arch_string): Declare.
4371 (mips_arch): Declare.
4372 (TARGET_OPTIONS): Add -march and -mtune.
4374 * config/mips/mips.c (mips_arch_string): New.
4376 (override_options): Handle -march for codegen and -mtune
4377 for scheduling. Use mips_arch. Move tx39 target default here.
4378 (mips_parse_cpu): Move error message to override_options.
4380 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
4382 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
4384 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
4385 (MIPS Options): Ditto. Change mcpu entry to historical text.
4387 2001-07-05 H.J. Lu (hjl@gnu.org)
4389 * config/mips/mips.c (mips_parse_cpu): New function to parse
4392 2001-07-05 Jim Wilson <wilson@redhat.com>
4394 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
4395 * config/ia64/t-ia64: Likewise.
4396 (LIB1ASMFUNCS): Update comment.
4398 2001-07-05 David Edelsohn <edelsohn@gnu.org>
4400 * doc/install.texi (Install GCC: Binaries): Fix typo.
4402 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4404 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
4405 reference using the stack pointer, adjust it since we push Y
4407 ("*ashrsi3"): Likewise.
4408 ("*lshrsi3"): Likewise.
4410 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4412 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
4413 when -fomit-frame-pointer is used.
4415 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
4417 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
4418 (try_redirect_by_replacing_jump): Reverse updating properly the
4419 count and frequency information. Reverse removing cc0 setter.
4420 (forwarder_block_p): Reverse fixing for fallthru blocks.
4422 2001-07-05 DJ Delorie <dj@redhat.com>
4424 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
4425 (translate_options): If the above is defined, use it to map
4426 given options to new options.
4427 * doc/tm.texi: Document it.
4429 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
4430 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4432 * doc/invoke.texi (Optimize Options): Document that -fgcse may
4433 cause programs using computed gotos to run more slowly.
4435 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4437 * doc/install.texi (Specific): Markup, spelling and typo fixes.
4439 Consistently require binutils 2.11.2, not prereleases.
4440 (Specific, decstation-*): Canonicalize as mips-dec-*.
4441 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
4443 (Specific, m68k-altos): Removed reference to README.altos, deleted.
4444 (Specific, mips-*): Reword MIPS C compiler requirements.
4445 (Specific, powerpc*-*-*): New, mention --with-cpu once.
4446 (Specific, sunv5): Removed, obsolete.
4448 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
4450 * dwarf2out.c (output_loc_list): Use an all ones mask for
4451 .text asm output and don't rely on long long
4452 literals. Reformat some long lines.
4454 2001-07-05 Andreas Jaeger <aj@suse.de>
4456 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
4459 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4461 * dwarf2out.c (dwarf2out_define): Update comment.
4462 (dwarf2out_undef): Ditto.
4463 (dwarf2out_start_source_file): Ditto.
4464 (dwarf2out_end_source_file): Ditto.
4465 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4466 since we never call the start/end debug hook for the primary file.
4468 2001-07-04 Kazu Hirata <kazu@hxi.com>
4470 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4473 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4475 * cppinit.c (remove_dup_dirs): Inform if a system include
4476 directory is being reordered.
4477 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4479 * doc/cpp.texi (Search Paths): Likewise.
4480 * doc/gcc.texi (Interoperation): Remove information about
4483 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4485 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4486 (VARRAY_TOP_CHAR_PTR): Likewise.
4488 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4490 * gcc.c (process_command): Don't assign elements of a const char*.
4492 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4494 * emit-rtl.c (change_address): Don't abort if invalid address while
4495 reload is in progress.
4497 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4499 * c-lex.c (cb_file_change): Pass line number to
4500 debug_start_source_file.
4501 (cb_undefine): Pass correct line number to debug_undef.
4503 * toplev.c (debug_start_source_file): Add line number to
4504 parameters. Pass it along to dwarf2out_start_source_file.
4505 (decode_g_option): Stop resetting debug level back to normal when
4506 we change debug formats, unless the current level is
4507 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4510 * toplev.h (debug_start_source_file): Add line number to
4513 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4516 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4518 Output debug_macinfo data for starting file if requested.
4519 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4521 (dwarf2out_define): Output debug_macinfo data for defining a macro
4523 (dwarf2out_undef): Output debug_macinfo data for undefining a
4525 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4526 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4527 (macinfo_section_label): New. DWARF2 macro info section label.
4528 (dwarf2out_init): If we want macro info, output the start label
4530 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4531 attribute to the compilation unit die pointing to the macro info.
4533 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4535 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4536 DWARF2_DEBUGGING_INFO.
4537 (add_loc_descr_to_loc_list): Ditto.
4538 (output_loc_list): Ditto.
4539 Also, fix thinko in curr not being initialized.
4540 (gen_internal_sym): Ditto.
4542 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4544 * emit-rtl.c (replace_equiv_address): New function.
4545 * expr.h (replace_equiv_address): New declaration.
4546 * explow.c (validize_mem): Call it instead of change_address and
4547 also call if -fforce-addr and address is constant.
4548 * expr.c: Replace more calls to change_address with adjust_address
4549 and/or replace_equiv_address or to validize_mem.
4550 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4551 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4552 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4553 * config/i370/i370.md, config/i860/i860.md: Likewise.
4554 * config/i960/i960.md, config/mips/mips.c: Likewise.
4555 * config/mips/mips.md, config/pa/pa.md: Likewise.
4556 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4557 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4559 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4561 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4563 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4566 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4568 * doc/include: New directory.
4569 * doc/fdl.texi: Move to doc/include/fdl.texi.
4570 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4571 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4572 * doc/gcc.texi: Use funding.texi and gpl.texi.
4573 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4574 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4575 Update dependencies and use -I $(docdir)/include.
4577 2001-07-04 Anthony Green <green@redhat.com>
4579 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4581 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4583 * doc/install.texi (sparc64-*-*): Remove garbage.
4585 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4587 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4588 Fix typo in last change to use adjust_address.
4590 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4592 * doc/install.texi (Specific): Update information for *-*-solaris*.
4594 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4596 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4598 2001-07-03 Stan Shebs <shebs@apple.com>
4600 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4601 case for flag_no_mach_text_sections.
4602 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4603 * config/darwin.c (flag_no_mach_text_sections): Remove.
4604 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4606 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4608 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4609 and avoid checking for constant as first operand.
4610 * recog.c (find_constant_term_loc): No longer static.
4611 (adj_offettable_operand): Delete.
4612 * rtl.h (adj_offsettable_operand): Delete declaration.
4613 (find_constant_term): Add declaration.
4614 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4616 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4617 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4618 * config/i386/i386.c, config/i386/i386.md: Likewise.
4619 * config/i860/i860.c, config/i960/i960.c: Likewise.
4620 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4621 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4622 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4623 * config/mips/mips.c, config/mips/mips.md: Likewise.
4624 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4625 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4626 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4627 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4628 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4629 * config/ns32k/ns32k.md: Likewise.
4631 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4633 * rtl.c (copy_rtx): Handle 'T' format letter.
4634 * gensupport.c (collect_insn_data): Likewise.
4635 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4637 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4639 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4640 -B option. Use 'dir' not 'foo' as example directory name.
4642 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4644 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4645 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4647 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4649 * doc/cppinternals.texi: Improve formatting and logical markup.
4651 2001-07-03 Andreas Jaeger <aj@suse.de>
4653 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4655 * genrecog.c (write_header): Include reload.h for prototypes in
4658 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4661 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4662 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4663 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4664 i386_pe_valid_type_attribute_p): Add.
4665 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4666 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4668 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4670 * explow.c (plus_constant_wide, case LO_SUM): New case.
4671 (plus_constant_for_output_wide): Delete.
4672 * rtl.h (plus_constant_for_output): Delete.
4673 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4674 instead of plus_constant_for_output.
4675 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4676 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4677 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4678 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4679 * config/sparc/sparc.md: Likewise.
4680 Convert some change_address calls to adjust_address.
4682 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4684 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4685 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4686 documentation of -std and -Wwrite-strings.
4688 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4690 * cse.c (canon_hash): Don't register registers in very small
4691 register classes, as extending their lifetime might cause
4694 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4696 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4698 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4699 (try_redirect_by_replacing_jump): Update properly the count
4700 and frequency information.
4702 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4704 * toplev.c (dump_file_index): Move SSA dumps just after first
4706 (dump_file): Corresponding changes.
4707 (rest_of_compilation): Move SSA path to just after the first
4709 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4710 * doc/invoke.texi: Update dump file #s as they were completely
4711 out of date with reality.
4713 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4715 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4717 * expr.c (emit_move_insn_1): Deal with non-default
4720 * expr.c (emit_single_push_insn): Fix warning.
4722 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4724 * expr.c (emit_move_insn_1): Avoid modifying
4725 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4727 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4729 * emit-rtl.c (adjust_address): New function.
4730 * expr.h (adjust_address): Add declaration.
4731 * builtins.c: Replace some calls to change_address with calls to it
4733 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4734 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4735 * config/arm/arm.c, config/convex/convex.c: Likewise.
4736 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4737 * config/i386/i386.c, config/i386/i386.md: Likewise.
4738 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4739 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4740 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4741 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4742 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4744 2001-07-02 Jim Wilson <wilson@redhat.com>
4746 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4748 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4750 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4751 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4753 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4755 * cppinit.c (lang_defaults): New table.
4756 (set_lang): Just read from lang_defaults into the live options
4759 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4761 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4762 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4763 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4765 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4767 * doc/install.texi: Various spelling and markup fixes.
4768 (Installing GCC): Component specific installation instructions are
4771 Warn about removing old install dir in the presence of shared libs.
4772 (Configuration): Invoke with options target to match configure
4774 Consistently refer to gas, gld pathnames.
4775 Invert --enable-multilib documentation.
4776 Remove references to old compiler versions.
4778 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4780 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4782 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4784 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4786 (Specific, mips*-sgi-irix5): Note IDO download.
4787 Reworded MIPS C hints.
4788 Use GNU as instead of GAS.
4790 Removed SGI Freeware reference, IRIX 6 only.
4791 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4792 Note N64 library requirement/workaround.
4794 Complete list of structure passing bug victims.
4796 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4798 * doc/install.texi: Remove CVS Id.
4800 2001-07-02 Andreas Jaeger <aj@suse.de>
4802 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4803 (find_inherently_necessary): Remove unused variable.
4805 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4807 * c-common.h (TDI_inlined): New ast dump phase.
4808 (dump_flag_name): New function.
4809 * c-dump.c (dump_files): Add inlined phase.
4810 (dump_flag_name): Define.
4811 * doc/invoke.texi (-fdump-ast-inlined): Document.
4813 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4815 * stor-layout.c (layout_decl): Revert change to handling of alignment
4818 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4820 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4823 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4825 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4828 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4830 * tlink.c (recompile_files): Remove COMPILER_PATH and
4831 LIBRARY_PATH from the environment.
4833 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4835 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4836 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4838 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4840 * c-parse.in (OBJC_STRING): Kill.
4841 (objc_string): Decompose to [objc_string] '@' STRING.
4842 (reswords): Take the leading '@' off all the Objective C keywords.
4843 (objc_rid_sans_at): Kill.
4844 (init_reswords): Don't initialize it.
4845 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4846 (_yylex): Kill reconsider label. Look ahead one token after
4847 an '@'; if we get an identifier, check whether it's an
4848 Objective C @-keyword. If so, return the keyword. Otherwise,
4849 put back the token and return the '@' as a terminal.
4851 * cpplib.c (lex_macro_node): Remove unnecessary check for
4852 leading '@' on identifier. Clarify control flow and commentary.
4854 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4856 * cse.c (new_label_ref): Variable deleted.
4857 (insert): Remove set of new_label_ref.
4858 (check_for_label_ref): New function.
4859 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4861 See ChangeLog.5 for earlier changes.