1 2001-08-10 Richard Henderson <rth@redhat.com>
3 * doc/extend.texi (Arrays and pointers implementation): Document
4 behavior of pointer/integer conversion.
6 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
10 2001-08-10 Richard Henderson <rth@redhat.com>
12 * doc/extend.texi (C Implementation): New chapter.
13 * doc/gcc.texi (Top): Link it in.
15 2001-08-10 Andrew Cagney <ac131313@redhat.com>
17 * doc/install.texi (Specific): Fix CVS merge botch.
19 2001-08-10 Richard Henderson <rth@redhat.com>
21 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
22 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
24 2001-08-10 Zack Weinberg <zackw@stanford.edu>
26 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
27 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
28 this macro is now required.
30 * cselib.c (cselib_process_insn), flow.c (propagate_block),
31 loop.c (find_and_verify_loops), reload.c (reload): Check
32 for rtx code of CALL_INSN, not CALL, when deciding if we
33 need to check for REG_SETJMP note.
35 * gcse.c (compute_hash_table, compute_store_table): Update
36 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
39 * config/avr/avr.c: Fix typo.
40 * config/convex/convex.c (expand_movstr): Use adjust_address.
41 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
43 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
44 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
46 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
47 Do define STACK_BOUNDARY.
48 * config/i370/i370.c: Include expr.h.
49 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
50 config/pa/som.h, config/v850/v850.h: Take in_ctors and
51 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
52 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
53 * config/m88k/m88k.c: Include c-tree.h after expr.h.
54 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
55 * config/romp/romp.c: Include expr.h after tree.h.
57 (output_fpop): Use xmalloc, not oballoc.
58 * config/we32k/we32k.c: Include expr.h.
60 2001-08-10 Kazu Hirata <kazu@hxi.com>
62 * config/h8300/h8300.h: Fix formatting.
64 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
66 * c-common.h (RETURN_NULLIFIED_P): Lose.
67 * c-semantics.c (genrtl_return_stmt): Don't check it.
69 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
71 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
72 (mips_annotate_frame_insn): New function.
73 (mips_emit_frame_related_store): New function.
74 (save_restore_insns): Don't mark instructions that set up the base
75 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
76 the store instructions instead.
77 (mips_expand_prologue): If the stack size is moved into a temporary
78 register, do not mark that move as frame-related. Add a
79 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
81 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
83 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
84 stack slot as unchanging if current_function_calls_eh_return.
86 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
88 * config/mips/mips.md (reload_outcc): Use HARD_REGNO_NREGS to
89 access the second half of the TFmode scratch operand.
91 2001-08-10 Anthony Green <green@redhat.com>
93 * java/class.c (emit_register_classes): Conditionalize code on
96 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
98 * doc/install.texi (Specific, avr): Fix cross-reference to the
99 main manual to work both for info and HTML versions.
101 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
103 * stmt.c (expand_null_return_1): Remove code to generate simple returns
104 and "use_goto" argument.
105 (expand_null_return, expand_value_return): Update all callers.
106 * function.c (expand_function_end): Remove code to generate simple
108 * config/vax/vax.md (epilogue): New expander for function return.
109 * doc/md.texi (epilogue): Remove "if defined".
111 2001-08-09 Zack Weinberg <zackw@stanford.edu>
113 * Makefile.in: Partially revert my previous change:
114 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
115 of the hashtab.o and safe-ctype.o rules.
117 2001-08-09 Richard Henderson <rth@redhat.com>
119 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
120 (USE_COLLECT2): Remove duplicate definition.
121 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
122 (use_collect2): Remove dead code.
123 * configure.in (use_collect2): Remove will_use_collect2 and
124 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
125 * configure: Rebuild.
127 * target.h (targetm.asm_out.constructor): New.
128 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
129 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
130 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
131 * varasm.c (in_ctors, in_dtors): New.
132 (assemble_constructor, assemble_destructor): Remove.
133 (default_stabs_asm_out_destructor): New.
134 (default_named_section_asm_out_destructor): New.
135 (dtors_section, default_dtor_section_asm_out_destructor): New.
136 (default_stabs_asm_out_constructor): New.
137 (default_named_section_asm_out_constructor): New.
138 (ctors_section, default_ctor_section_asm_out_constructor): New.
139 * output.h: Update declarations.
140 * c-decl.c (c_expand_body): Use target hooks instead of
141 assemble_constructor and assemble_destructor.
142 * profile.c (output_func_start_profiler): Likewise.
143 * objc/objc-act.c (finish_objc): Likewise.
144 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
146 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
148 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
149 (DTORS_SECTION_ASM_OP): Likewise.
150 (__CTOR_LIST__): Use attribute section when possible.
151 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
153 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
154 ASM_OUTPUT_CONSTRUCTOR.
156 * config/darwin.c (machopic_asm_out_constructor): New.
157 (machopic_asm_out_destructor): New.
158 * config/darwin-protos.h: Update declarations.
159 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
160 (ASM_OUTPUT_DESTRUCTOR): Remove.
161 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
162 * config/nextstep.c (nextstep_asm_out_constructor): New.
163 (nextstep_asm_out_destructor): New.
164 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
165 (ASM_OUTPUT_DESTRUCTOR): Remove.
166 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
167 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
168 ASM_OUTPUT_*STRUCTOR.
169 * config/i386/aix386ng.h: Likewise.
171 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
172 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
173 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
174 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
175 * config/lynx.h: Likewise.
176 * config/netware.h: Likewise.
177 * config/psos.h: Likewise.
178 * config/alpha/alpha-interix.h: Likewise.
179 * config/alpha/elf.h: Likewise.
180 * config/arc/arc.h: Likewise.
181 * config/arm/aof.h: Likewise.
182 * config/arm/coff.h: Likewise.
183 * config/arm/elf.h: Likewise.
184 * config/c4x/c4x.h: Likewise.
185 * config/h8300/h8300.h: Likewise.
186 * config/i386/cygwin.h: Likewise.
187 * config/i386/djgpp.h: Likewise.
188 * config/i386/i386-coff.h: Likewise.
189 * config/i386/i386-interix.h: Likewise.
190 * config/i386/sco5.h: Likewise.
191 * config/i386/vsta.h: Likewise.
192 * config/i386/win32.h: Likewise.
193 * config/i960/i960-coff.h: Likewise.
194 * config/ia64/sysv4.h: Likewise.
195 * config/m68hc11/m68hc11.h: Likewise.
196 * config/m68k/coff.h: Likewise.
197 * config/m68k/mot3300.h: Likewise.
198 * config/m88k/m88k.h: Likewise.
199 * config/mcore/mcore-pe.h: Likewise.
200 * config/mcore/mcore.h: Likewise.
201 * config/mips/elf.h: Likewise.
202 * config/mips/elf64.h: Likewise.
203 * config/mips/iris6.h: Likewise.
204 * config/pa/pa64-hpux.h: Likewise.
205 * config/rs6000/sysv4.h: Likewise.
206 * config/sh/sh.h: Likewise.
207 * config/sparc/litecoff.h: Likewise.
209 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
210 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
211 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
212 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
213 (ASM_OUTPUT_DESTRUCTOR): Remove.
214 * config/a29k/a29k.c: Move include of tree.h.
215 * config/a29k/udi.h: Delete file.
216 * config/alpha/alpha.c (vms_asm_out_constructor): New.
217 (vms_asm_out_destructor): New.
218 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
219 (EXTRA_SECTION_FUNCTIONS): Likewise.
220 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
221 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
222 * config/c4x/c4x.c: Move include of tree.h.
223 * config/clipper/clipper.c (clix_asm_out_constructor): New.
224 (clix_asm_out_destructor): New.
225 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
226 (ASM_OUTPUT_DESTRUCTOR): Remove.
227 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
228 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
229 (TARGET_ASM_CONSTRUCTOR): New.
230 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
231 (sco_asm_out_constructor): New.
232 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
233 * config/i386/svr3gas.h: Remove stack grows up code.
234 Remove code duplicated from i386/sysv3.h.
235 (TARGET_ASM_CONSTRUCTOR): New.
236 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
237 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
238 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
239 (TARGET_ASM_CONSTRUCTOR): New.
240 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
241 (m68hc11_asm_out_destructor): New.
242 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
243 (TARGET_ASM_DESTRUCTOR): New.
244 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
245 * config/m68k/dpx2.h: Properly undef all the bits inherited from
246 config/svr3.h pertaining to section manipulation.
247 * config/m68k/dpx2g.h: Remove #if 0 code.
248 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
249 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
250 (ASM_OUTPUT_CONSTRUCTOR): Remove.
251 (TARGET_ASM_CONSTRUCTOR): New.
252 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
253 (m88k_svr3_asm_out_constructor): New.
254 (m88k_svr3_asm_out_destructor): New.
255 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
256 (ASM_OUTPUT_DESTRUCTOR): Remove.
257 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
258 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
259 * config/rs6000/aix.h: Likewise.
260 * config/mips/rtems64.h: Don't undef removed constructor related bits.
261 * config/mips/vxworks.h: Likewise.
262 * config/rs6000/lynx.h: Likewise.
263 * config/sh/elf.h: Likewise.
264 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
265 (DTORS_SECTION_ASM_OP): New.
266 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
267 (ASM_OUTPUT_DESTRUCTOR): Remove.
268 * config/sparc/sol2-sld-64.h: Likewise.
269 * config/vax/vax.c (vms_asm_out_constructor): New.
270 (vms_asm_out_destructor): New.
271 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
272 (ASM_OUTPUT_DESTRUCTOR): Remove.
273 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
275 * doc/tm.texi (@node Initialization): Update.
277 2001-08-09 Richard Henderson <rth@redhat.com>
279 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
280 (__do_global_dtors_aux): Use gp-relative static data to avoid
281 one dynamic relocation.
282 (__do_frame_setup): Register Java classes.
283 * config/alpha/crtend.asm (__JCR_END__): New.
285 2001-08-09 Zack Weinberg <zackw@stanford.edu>
287 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
288 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
289 (GEN, STAGESTUFF): Add new files.
290 (insn-constants.h, s-constants, tm-preds.h, s-preds,
291 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
292 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
293 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
294 as well as insn-codes.h and insn-flags.h in config.h; and no
295 extra headers in tconfig.h and hconfig.h.
297 * gencodes.c: Eliminate code to generate predicate declarations
298 or #defines for md-file constants.
299 * genconstants.c, genpreds.c: New files.
301 * i386.md: Re-order guard expressions such that TARGET_64BIT
302 comes first, when this permits better optimization. Add
303 TARGET_64BIT to more x86-64 patterns. Add comment explaining
304 why this is desirable.
306 2001-08-09 Jakub Jelinek <jakub@redhat.com>
308 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
309 (find_fde_for_dso): Remove.
310 (_Unwind_IteratePhdrCallback): New.
311 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
312 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
314 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
316 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
317 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
319 2001-08-09 Graham Stott <grahams@redhat.com>
321 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
322 (vis_no_unit): Use it.
323 (visualize_no_unit): Add the insn only if room exists.
325 2001-08-09 Graham Stott <grahams@redhat.com>
327 * predict.c (estimate_probability): Replace magic numbers with
328 appropriate enumeration.
330 2001-08-09 Graham Stott <grahams@redhat.com>
332 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
334 (EXTRACT_FLAGS): Likewise.
336 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
338 * config/mips/mips.c (mips_legitimate_address_p): Check for
339 CONST_INT in last patch.
341 2001-08-08 Anthony Green <green@redhat.com>
343 * java/class.c (emit_register_classes): Use assemble_jcr if
344 possible. Keep the original mechanism as a fallback.
345 * defaults.h (JCR_SECTION_NAME): Define if we have named section
346 and weak symbol support.
347 * crtstuff.c (__JCR_LIST__): Define.
348 (__JCR_END__): Define.
349 (_Jv_RegiserClasses): Define weak symbol if possible.
350 (__do_global_ctors_aux): Register classes for ELF targets with
353 2001-08-08 Kazu Hirata <kazu@hxi.com>
355 * dbxout.c: Fix comment formatting.
356 * dependence.c: Likewise.
358 * diagnostic.c: Likewise.
359 * dominance.c: Likewise.
360 * doprint.c: Likewise.
361 * dwarf2out.c: Likewise.
362 * dwarfout.c: Likewise.
363 * emit-rtl.c: Likewise.
364 * except.c: Likewise.
365 * explow.c: Likewise.
366 * expmed.c: Likewise.
369 * fold-const.c: Likewise.
370 * function.c: Likewise.
372 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
374 * global.c (retry_global_alloc): Avoid shadowing allocno.
376 2001-08-08 Mark Mitchell <mark@codesourcery.com>
378 * except.c (remove_fixup_regions): Fix typo.
380 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
382 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
383 unsigned HOST_WIDE_INT to avoid warning.
384 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
385 * flow.c (set_block_for_new_insns): Likewise.
387 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
389 * sibcall.c (return_value_pseudo): New static variable.
390 (skip_copy_to_return_value): Handle return_value_pseudo.
391 (call_ends_block_p): Ensure that return_value_pseudo is set.
392 (optimize_sibling_and_tail_recursive_call): Discover the
393 load of pseudo return value in alternate exit block.
395 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
397 * calls.c (ECF_ALWAYS_RETURN): New constant.
398 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
399 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
400 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
401 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
402 * rtl.c (reg_note_name): New name.
403 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
405 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
407 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
409 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
411 * alias.c (get_alias_set): Return a previously calculated
412 alias set for a VAR_DECL.
413 * function.c (gen_mem_addressof): Calculate the alias set before
416 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
418 * predict.def: Set hitrates according our experimental run.
420 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
422 * i386.h (HARD_REGNO_RENAME_OK): New macro.
424 2001-08-08 H.J. Lu <hjl@gnu.org>
426 * config/mips/mips.c (mips_unique_section): New. Copied from
429 * config/mips/mips-protos.h (mips_unique_section): New
432 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
434 * config/mips/little.h: New. Generic little endian mips
435 targets. Only mips*-*-linux* is converted to use it so far.
437 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
438 (WCHAR_TYPE): Defined
439 (WCHAR_TYPE_SIZE): Likewise.
440 (INIT_SUBTARGET_OPTABS): Likewise.
441 (BSS_SECTION_ASM_OP): Likewise.
442 (SBSS_SECTION_ASM_OP): Likewise.
443 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
444 (ASM_DECLARE_OBJECT_NAME): Likewise.
445 (UNIQUE_SECTION): Likewise.
446 (EXTRA_SECTIONS): Likewise.
447 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
448 (ASM_OUTPUT_DESTRUCTOR): Likewise.
449 (ASM_OUTPUT_DEF): Likewise.
450 (HANDLE_SYSV_PRAGMA): Removed.
451 (NO_IMPLICIT_EXTERN_C): Likewise.
452 (TARGET_MEM_FUNCTIONS): Likewise.
453 (STARTFILE_SPEC): Likewise.
454 (ENDFILE_SPEC): Likewise.
455 (LIB_SPEC): Likewise.
456 (INVOKE__main): Likewise.
457 (CTOR_LIST_BEGIN): Likewise.
458 (CTOR_LIST_END): Likewise.
459 (DTOR_LIST_BEGIN): Likewise.
460 (DTOR_LIST_END): Likewise.
461 (SET_ASM_OP): Likewise.
462 (ASM_OUTPUT_SOURCE_LINE): Likewise.
463 (ASM_OUTPUT_DEF): Likewise.
464 (ASM_OUTPUT_IDENT): Likewise.
466 * config/mips/mips.h (ASM_SPEC): Undefine before define.
467 (CPLUSPLUS_CPP_SPEC): Likewise.
468 (ASM_APP_ON) Redefine only if not defined.
469 (ASM_APP_OFF): Likewise.
470 (ASM_OUTPUT_SOURCE_LINE): Likewise.
471 (ASM_OUTPUT_IDENT): Likewise.
473 * config.gcc: Update tm_file for Linux/mips.
475 2001-08-08 Bernd Schmidt <bernds@redhat.com>
477 * cselib.c (cselib_record_sets): If insn is predicated, turn
478 sources into IF_THEN_ELSEs.
480 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
481 Turn into define_insn_and_split.
483 * sched-deps.c: Include "cselib.h".
484 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
485 Use cselib to turn memory addresses into VALUEs.
486 (sched_analyze): Call cselib_init/cselib_finish if necessary.
487 * sched-int.h (struct sched_info): New member USE_CSELIB.
488 * sched-ebb.c (ebb_sched_info): Initialize it.
489 * sched-rgn.c (rgn_sched_info): Likewise.
490 * Makefile.in (sched-deps.o): Update dependencies.
492 * cselib.h (cselib_subst_to_values): Declare.
493 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
494 that have no value and autoincs to be handled by generating a new
497 2001-08-08 Graham Stott <grahams@redhat.com>
499 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
500 within fixed length SEQUENCE.
502 2001-08-08 Graham Stott <grahams@redhat.com>
504 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
505 (diagnostic_prefixing_rule): Likewise.
506 (diagnostic_line_cutoff): Likewise.
507 (diagnostic_kind_count): Likewise.
509 2001-08-08 Graham Stott <grahams@redhat.com>
511 * alias.c (find_base_decl): Delete redundent assignment.
513 2001-08-08 Graham Stott <grahams@redhat.com>
515 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
516 (abs): Uppercase and paranthesize macro parameter.
517 (MEM_DEPENDENCY): Add whitespace.
519 2001-08-08 Graham Stott <grahams@redhat.com>
521 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
522 failure check for CONST_INT
524 2001-08-08 Graham Stott <grahams@redhat.com>
526 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
527 (libcall_dead_p): Likewise.
529 (mark_used_regs): Constify fmt.
530 (find_use_as_address): Likewise.
532 2001-08-08 Graham Stott <grahams@redhat.com>
534 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
537 2001-08-08 Graham Stott <grahams@redhat.com>
539 * combine.c (combine_simplify_rtx): Update comment and
540 remove erroneous test.
542 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
544 * cppinit.c (cpp_finish): Pop the final buffer without comment.
545 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
546 take care to avoid multiple no-newline at EOF warnings in that
549 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
551 * calls.c (expand_call): Do not emit INSN_SETJMP note.
552 (emit_library_call_value_1): Likewise.
553 (emit_call_1): Emit REG_SETJMP note.
554 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
556 * cselib.c (cselib_process_insn): Likewise.
557 * flow.c (propagate_block): Likewise.
558 * loop.c (find_and_verify_loops): Likewise.
559 * reload.c (find_equiv_regs): Likewise.
560 * reload1.c (reload): Likewise.
561 * resource.c (mark_referenced_resources,
562 mark_set_resources): Likewise.
563 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
564 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
565 * haifa-sched.c (unlink_other_notes): Likewise.
566 (reemit_notes): Likewise.
567 * sched-ebb.c (sched_ebb): Likewise.
568 * sched-rgc.c (sched_region): Likewise.
569 * rtl.c (note_insn_name): Likewise.
570 (reg_note_name): Add REG_SETJMP
571 * rtl.h (reg_note): Add REG_SETJMP.
572 (insn_note): Remove NOTE_INSN_SETJMP.
574 * profile.c (branch_prob): Add fake edges for setjmp.
576 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
578 * config.gcc: Quote target_cpu_default2 correctly for
579 powerpc*-*-* targets.
581 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
583 * cpplib.h, line-map.h: Update comments.
584 * cppmain.c (printer_init): Move inline.
585 (maybe_print_line, print_line): Take a map pointer.
586 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
587 (cb_file_change): Don't use prior value of print.map.
589 2001-08-07 David Edelsohn <edelsohn@gnu.org>
591 * doc/install.texi: Document fine-grained multilib configuration.
593 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
595 * rtlanal.c (find_first_parameter_load): Call note_stores
596 only on the instructions.
598 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
600 * alias.c (nonlocal_mentioned_p):
601 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
602 * calls.c (emit_call_1): Likewise.
603 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
604 * cselib.c (cselib_process_insn): Likewise.
605 * df.c (df_insns_modify): Likewise.
606 * flow.c (need_fake_edge_p): Likewise.
607 (propagate_one_insn): Likewise.
608 * haifa-sched.c (reemit_notes): Likewise.
609 * integrate.c (copy_insn_list): Likewise.
610 * jump.c (delete_prior_computation): Likewise.
611 * local-alloc.c (validate_equiv_mem): Likewise.
612 * loop.c (scan_loop): Likewise.
613 * predict.c (estimate_probability): Likewise.
614 * reload.c (reload): Likewise.
615 * sched-deps (sched_analyze): Likewise.
616 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
617 * gcse.c (compute_hash_table): Likewise.
618 (mark_call): Likewise.
619 (store_killed_in_insn): Likewise.
621 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
623 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
625 2001-08-06 Richard Henderson <rth@redhat.com>
627 * varasm.c (assemble_gc_entry): Remove.
628 * output.h: Likewise.
630 2001-08-06 Richard Henderson <rth@redhat.com>
632 * varasm.c (assemble_constructor): Take a symbol_ref and a
633 priority instead of a bare string. Move priority handling
634 here from cp/decl2.c.
635 * output.h: Update decls.
637 * c-decl.c (c_expand_body): Update calls to assemble_constructor
638 and assemble_destructor.
639 * profile.c (output_func_start_profiler): Likewise.
640 * objc/objc-act.c (finish_objc): Likewise.
641 (build_module_descriptor): Return the symbol not the symbol name.
643 2001-08-06 David Edelsohn <edelsohn@gnu.org>
645 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
646 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
647 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
648 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
649 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
650 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
652 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
654 * cpperror.c (print_containing_files): Moved to line-map.c.
655 (print_location): line-map.c handles re-listing or otherwise.
656 * cpphash.h (struct lexer_state): Remove next_bol.
657 (struct cpp_buffer): Remove include_stack_listed.
658 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
659 Remove faked buffer handling.
660 (_cpp_do_file_change): Tweak.
661 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
662 * cppmain.c (struct printer): Remove filename.
663 (print_line, cb_file_change): Update accordingly.
664 * line-map.c: Include intl.h.
665 (init_line_maps): Initialize last_listed.
666 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
667 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
668 (print_containing_files): New.
669 * line-map.h (struct line_maps): New member last_listed.
670 (print_containing_files, INCLUDED_FROM): New.
671 * Makefile.in: Update.
672 * po/POTFILES.in: Add line-map.c.
674 2001-08-06 Richard Henderson <rth@redhat.com>
676 * except.c (convert_from_eh_region_ranges_1): Never mark
677 USE or CLOBBER insns as throwing.
679 * expr.c (store_constructor): Don't clobber memory targets.
681 2001-08-06 Andreas Jaeger <aj@suse.de>
683 * profile.c (branch_prob): Remove unused variable insn.
685 * Makefile.in (local-alloc.o): Add dependency on except.h.
687 * local-alloc.c: Include except.h for can_throw_internal prototype.
689 2001-08-06 Richard Henderson <rth@redhat.com>
691 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
692 * function.c (expand_main_function): Implement it.
693 * doc/tm.texi: Document it.
695 2001-08-06 Stan Shebs <shebs@apple.com>
697 * doc/install.texi: Document powerpc-*-darwin* details.
699 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
701 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
702 (ASM_CPU_SPEC): Move back to rs6000.h
703 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
705 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
707 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
710 * config/rs6000/linux64.h: Ditto.
712 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
713 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
716 Remove accidently readded definitions of FUNCTION_PROLOGUE,
717 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
719 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
722 2001-08-05 Richard Henderson <rth@redhat.com>
724 * local-alloc.c (update_equiv_regs): Do not move insns that
727 2001-08-05 Jan Hubicka <jh@suse.cz>
729 * Makefile.in (reload1.o): Add dedendancy on except.h
730 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
732 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
733 indicating wehther edges has been cleaned up.
734 * reload1.c: Inlucde except.h
735 (fixup_abnormal_edges): Accept deleted insns.
736 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
739 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
741 * cpplib.c (do_line): Correct line number after pop_buffer.
743 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
746 * line-map.c: Update comments.
747 * line-map.h: Update comments.
748 * tradcif.y: Don't consider large numbers unsigned.
750 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
753 * c-lex.c (map): New.
754 (cb_file_change): Update map and use it.
755 (cb_def_pragma, cb_define, cb_undef): Use map and line.
756 (c_lex): Update to use map.
757 * cpperror.c (print_location): Move to using logical line numbers.
758 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
759 (cpp_make_system_header): Similarly.
760 (_cpp_execute_include): Stop line numbering hacks. Store the
761 line we will return to.
762 * cpphash.h (CPP_BUF_LINE): Remove.
763 (struct cpp_buffer): Remove lineno and pseudo_newlines.
764 Add map and return_to_line.
765 (_cpp_do_file_change): Update.
766 * cppinit.c (cpp_start_read): Update line kludge.
767 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
768 (trigraph_ok): Use logical line numbers for diagnostics.
769 (skip_block_comment): Likewise.
770 (skip_whitespace): Likewise.
771 (skip_line_comment): Use pfile->line instead.
772 (_cpp_lex_token): Update to use logical line numbering exclusively.
773 Handle BOL locally. Accept new lines in directives, but keep
774 pfile->line decremented. Diagnostics use logical lines. Update
776 * cpplib.c (SEEN_EOL): New.
777 (skip_rest_of_line, check_eol): Use it.
778 (end_directive): Increase line number when accepting the newline
779 at the end of a directive.
780 (run_directive): Simplify.
781 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
782 (_cpp_do_file_change): Update to take buffer line number as an
783 argument, and store the current map in the cpp_reader. Remove
785 (_cpp_do__Pragma): Restore output position after a _Pragma.
786 (cpp_push_buffer): Don't set output line or lineno.
787 (_cpp_pop_buffer): Transfer more info from a faked buffer.
788 Remove line kludge. Set output_line.
789 * cppmacro.c (builtin_macro): Update handling of __LINE__.
790 (parse_arg): Use logical lines.
791 (save_lookahead_token): Save EOFs too now.
792 * cppmain.c (struct printer): Fix comments.
793 (printer_init): Simplify, let caller do errors.
794 (scan_translation_unit, check_multiline_token, dump_macro): Update.
795 (maybe_print_line): Simplify.
796 (print_line): Don't print a linemarker if -P.
797 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
798 (cb_file_change): Simplify.
799 * line-map.h (LAST_SOURCE_LINE): Fix.
800 (CURRENT_LINE_MAP): New.
802 2001-08-05 Bernd Schmidt <bernds@redhat.com>
804 * doloop.c (doloop_modify_runtime): Properly compute number of
805 iterations if loop was unrolled.
807 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
808 if their CSELIB_VAL_PTRs are.
810 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
811 (setup_spill_pointers): Initialize it.
812 (spill_restore_mem): Set it.
813 (do_spill, do_restore): Use it to add REG_INC note.
814 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
816 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
817 asms if other insns are available.
819 * config/ia64/ia64.c (condop_operator): New predicate.
820 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
821 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
824 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
825 temporary register than directly using a MEM.
827 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
829 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
830 parameter in last change.
832 2001-08-04 Zack Weinberg <zackw@panix.com>
834 * sparc.md: Don't use #if inside C test expression.
836 2001-08-04 Richard Henderson <rth@redhat.com>
838 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
840 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
842 * cpphash.h (struct cpp_reader): New member directive_line.
843 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
844 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
845 do_pragma): Pass line to callbacks.
846 (start_directive): Record line of directive.
847 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
848 cb_include): Similarly.
849 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
852 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
854 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
857 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
859 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
861 * reload1.c (fixup_abnormal_edges): New static function.
864 * flow.c (need_fake_edge_p): New function.
865 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
866 avoid call insn to be very last insn in the insn stream.
868 * profile.c (branch_prob): Call flow_call_edges_add instead of
869 doing that by hand; cleanup cfg to re-merge basic blocks once
872 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
874 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
875 are also on line-map.h.
876 * cppfiles.c (stack_include_file): Update.
877 * cpphash.h (struct cpp_buffer): New member return_at_eof.
878 (_cpp_pop_buffer): New.
879 * cppinit.c (cpp_destroy, cpp_finish): Update.
880 (do_includes): Mark each buffer to return at EOF.
881 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
883 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
884 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
885 * cpplib.h (cpp_pop_buffer): Remove.
886 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
887 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
889 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
891 (do_preprocessing): Update.
892 * fix-header.c (read_scan_file): Update. No need to pop buffers.
893 * c-parse.in (_yylex): Similarly.
894 * scan-decls.c (scan_decls): Similarly.
895 * line-map.h: Update comments.
897 * objc/Make-lang.in (objc-act.o): Update dependencies.
899 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
901 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
902 and soft register for operand 0.
903 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
905 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
907 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
908 register for operand 0.
909 ("bitcmpqi_z_used"): Allow memory for operand 0.
910 (split "bitcmpqi"): New split to handle address reg as operand 1.
912 2001-08-04 Andreas Jaeger <aj@suse.de>
914 * gcse.c: Revert Daniel's last patch.
916 2001-08-03 Zack Weinberg <zackw@stanford.edu>
918 * sparc-protos.h: Add prototypes for fp_zero_operand and
920 * sh-protos.h: Add prototype for fpul_operand.
922 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
924 * doc/extend.texi (Other Builtins): Fix typo in last change.
926 2001-08-03 Richard Henderson <rth@redhat.com>
928 * target.h (gcc_target): Add asm_out.named_section,
929 section_type_flags, have_named_sections.
930 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
931 (TARGET_HAVE_NAMED_SECTIONS): New.
932 (TARGET_SECTION_TYPE_FLAGS): New.
934 * Makefile.in (toplev.o): Depend on TARGET_H.
935 (varasm.o, dbxout.o): Likewise.
936 * c-common.c (decl_attributes): Check targetm.have_named_sections
937 instead of ifdef ASM_OUTPUT_SECTION_NAME.
938 * dbxout.c (dbxout_function_decl): Likewise.
939 (dbxout_function_end): Likewise.
940 * toplev.c (compile_file): Likewise.
941 * varasm.c (exception_section): Likewise.
942 * cp/decl2.c (finish_objects): Likewise.
944 * defaults.h (EH_FRAME_SECTION): Remove.
945 (EH_FRAME_SECTION_ASM_OP): Remove.
946 (EH_FRAME_SECTION_NAME): New.
947 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
948 (UNIQUE_SECTION_P): Remove.
949 * dwarf2out.c (SECTION_FORMAT): Remove.
950 (ASM_OUTPUT_SECTION): Remove.
951 (output_call_frame_info): Use named_section_flags.
952 (output_comp_unit, dwarf2out_start_source_file): Likewise.
953 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
954 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
955 * varasm.c (in_eh_frame, eh_frame_section): Remove.
956 (named_section_flags): New.
957 (named_section): Use it and targetm.section_type_flags.
958 (resolve_unique_section): New.
959 (assemble_start_function): Use it.
960 (asm_emit_uninitialised, assemble_variable): Likewise.
961 (default_section_type_flags): New.
962 (default_no_named_section, default_elf_asm_named_section): New.
963 (default_coff_asm_named_section, default_pe_asm_named_section): New.
964 * output.h: Update varasm.c decls.
965 (SECTION_*): New flags.
967 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
968 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
970 * config/elfos.h (UNIQUE_SECTION_P): Remove.
971 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
972 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
973 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
974 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
975 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
976 * config/mips/elf.h, config/mips/elf64.h: Likewise.
977 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
978 * config/pa/pa64-hpux.h,
980 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
981 (TARGET_ASM_NAMED_SECTION): New.
982 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
983 * config/alpha/vms.h, config/arm/coff.h: Likewise.
984 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
985 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
986 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
987 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
988 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
989 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
990 * config/i386/sco5.h, config/i386/win32.h: Likewise.
991 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
992 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
993 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
994 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
995 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
996 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
997 * config/sparc/sysv4.h: Likewise.
999 * config/nextstep.h: Error until named sections implemented.
1001 * config/a29k/a29k.c (a29k_asm_named_section): New.
1002 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
1003 (vms_section_type_flags, vms_asm_named_section): New.
1004 * config/arm/arm.c (arm_elf_asm_named_section): New.
1005 * config/avr/avr.c (asm_output_section_name): Remove.
1006 * config/avr/avr-protos.h: Update.
1007 * config/c4x/c4x.c (c4x_asm_named_section): New.
1008 * config/h8300/h8300.c (h8300_asm_named_section): New.
1009 * config/i386/i386.c (sco_asm_named_section): New.
1010 * config/i386/winnt.c (SECTION_PE_SHARED): New.
1011 (i386_pe_section_type_flags): New.
1012 (i386_pe_asm_named_section): New.
1013 * config/i386/i386-protos.h: Update.
1014 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
1015 * config/mcore/mcore.c (mcore_asm_named_section): New.
1016 * config/mips/mips.c (iris6_asm_named_section): New.
1017 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
1018 instead of UNIQUE_SECTION_P.
1019 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
1020 (xcoff_asm_named_section): New.
1021 * config/sh/sh.c (sh_asm_named_section): New.
1022 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
1024 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
1025 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
1026 (EH_FRAME_SECTION_NAME): New.
1027 (EXCEPTION_SECTION): New.
1028 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
1029 (DEBUG_*_SECTION): Remove.
1030 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
1031 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
1032 (EH_FRAME_SECTION_ASM_OP): Remove.
1034 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
1035 (ASM_OUTPUT_SECTION_NAME): Remove.
1036 (TARGET_ASM_NAMED_SECTION): New.
1037 (TARGET_HAVE_NAMED_SECTIONS): New.
1038 (TARGET_SECTION_TYPE_FLAGS): New.
1039 (EH_FRAME_SECTION_ASM_OP): Remove.
1040 (EH_FRAME_SECTION_NAME): New.
1042 2001-08-03 Zack Weinberg <zackw@stanford.edu>
1044 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
1045 for complex expressions when cfun == 0.
1046 * doc/extend.texi: Document that __builtin_constant_p can be
1047 used in data initializers as well as functions.
1049 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
1051 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
1052 variable I locally, instead of expecting a declaration in the
1055 2001-08-03 Richard Henderson <rth@redhat.com>
1057 * except.c (collect_one_action_chain): Add an explicit cleanup
1058 action if regions surrounding a catch were encoded entirely
1059 within the call-site entry.
1061 2001-08-03 Richard Henderson <rth@redhat.com>
1063 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
1064 don't take REGNO of a non-register.
1066 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1068 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
1069 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
1070 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
1071 (__gthread_mutex_init_function): New function for mutex initialization.
1073 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1075 * Makefile.in: Revert screwed up commit.
1077 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1079 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
1080 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
1081 merged by linker script to get a final _exit().
1082 (__do_global_dtors): New for destructor handling in specific exit
1084 (__do_global_ctors): New for constructors in specific install section.
1085 (__map_data_section): Map data sections before running constructors.
1086 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
1087 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
1088 (DTORS_SECTION_ASM_OP): Likewise.
1089 (CTORS_SECTION_FUNCTION): Define to force a reference to
1091 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
1093 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1095 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
1097 * Makefile.in: Add df.h to gcse.c dependencies.
1099 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1101 * varasm.c (output_constant_def_contents): Use for the length of a
1102 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
1103 depending on which is larger.
1105 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
1107 * gcse.c: Include df.h for use as a dataflow analyzer.
1109 Declaration of reg_set_info: gone.
1110 New df_analyzer variable used by store motion.
1111 (reg_set_info): Deleted.
1112 (mark_mem_regs): New function, analyze regs used by a mem.
1113 (store_ops_ok): Use dataflow analyzer results to determine if
1114 necessary regs are changed in the block.
1115 (find_moveable_store): Remove check for symbol ref, we can handle
1116 much more complex expressions now.
1117 (compute_store_table): Remove most of the code, it's unnecessary
1118 now that the dataflow analyzer records the info for us.
1119 (store_killed_after): Add parameter to say whether to do the
1120 store_ops_okay test, used to speed up testing when we already know
1121 the answer, and just want to know if the store itself was killed.
1122 (build_store_vector): Largely rewritten to calculate the various
1123 vectors properly, and somewhat optimized.
1124 (store_motion): Init the df_analyzer, get REG_DEF chains.
1125 Also handle trapping expressions (since mems almost always trap)
1126 (simple_mem): Redefine what a simple mem is.
1128 2001-08-03 DJ Delorie <dj@redhat.com>
1130 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
1131 set from a constant part of the condition.
1133 2001-08-01 Andrew Cagney <ac131313@redhat.com>
1135 * mkdeps.c (deps_add_default_target): Make local variable
1136 ``start'' a const char pointer.
1137 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
1139 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1141 * doc/install.texi (Configuration): Fix markup.
1142 (Specific, i?86-*-udk): Likewise.
1143 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
1145 Document --enable-threads and --enable-libgcj status.
1146 (Specific, mips-sgi-irix*): Canonicalize triples.
1147 (Specific, mips-sgi-irix5): Warn about problems with this config.
1148 Mention required GNU as patch.
1149 Native assembler problems are fixed.
1150 (Specific, mips-sgi-irix6): Update O32 ABI support status.
1151 Document --enable-threads and --enable-libgcj status.
1153 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1155 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
1158 2001-08-03 Richard Henderson <rth@redhat.com>
1160 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
1163 2001-08-03 Richard Henderson <rth@redhat.com>
1165 * rtlanal.c (find_first_parameter_load): Stop if we
1166 reach a CODE_LABEL at BOUNDARY.
1168 2001-08-03 Richard Henderson <rth@redhat.com>
1170 * config/alpha/alpha.md (force_movdi): New insn.
1171 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
1172 Tweek FRP marking of VMS prologue insns.
1173 * config/alpha/vms.h (EPILOGUE_USES): New.
1175 2001-08-02 Richard Henderson <rth@redhat.com>
1177 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
1179 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1181 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
1182 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
1183 config/convex/convex.h, config/d30v/d30v.c,
1184 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1185 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
1186 config/mips/mips.h, config/mn10200/mn10200.h,
1187 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
1188 config/v850/v850.h, config/vax/openbsd.h,
1189 config/vax/openbsd1.h, config/vax/ultrix.h,
1190 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
1191 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
1192 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
1193 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
1194 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
1195 in comments and documentation.
1197 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1201 * Makefile.in (line-map.o): New.
1202 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
1203 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
1204 * cpperror.c (print_containing_files): Similarly.
1205 (print_location): Update. Don't output a space before _Pragma.
1206 * cppfiles.c (stack_include_file): Set to line 1 immediately.
1207 (stack_include_filee, cpp_make_system_header): Update.
1208 (_cpp_execute_include): Get logical line number right for calling
1209 as-yet-unterminated #include.
1210 * cpphash.h (struct cpp_reader): Add line_maps.
1211 (_cpp_do_file_change): Update.
1212 * cppinit.c (cpp_create_reader): Initialize line maps.
1213 (cpp_destroy): Destroy line maps.
1214 (cpp_start_read): Get logical line number right.
1215 * cpplex.c (parse_string): Only warn once for multi-line strings.
1216 Use boolean variable for null warning.
1217 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
1219 (do_include_common): End the directive early.
1220 (do_line): Don't warn about out-of-range lines in preprocessed
1221 source. Update. Remove unused variables.
1222 (_cpp_do_file_change): Update for new line mapping.
1223 (pragma_cb): New typedef.
1224 (cpp_register_pragma): Stop looking ahead before calling the
1226 (do_pragma_system_header): End directive early.
1227 (cpp_get_line_maps): New.
1228 (cpp_pop_buffer): Fudge logical line. Update.
1229 * cpplib.h: Include line-map.h
1230 (enum cpp_fc_reason): Remove.
1231 (struct cpp_file_change): Update.
1232 (cpp_get_line_maps): New.
1233 * cppmain.c (struct_printer): New member map.
1234 (cb_file_change): Update for new mappings.
1235 * fix-header.c (cb_file_change): Similarly.
1237 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1239 * Makefile.in (libgcc.mk): Define mkinstalldirs.
1240 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
1242 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
1244 * config/vax/vax.c: include expr.h.
1246 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
1248 * Makefile.in ($(srcdir)/configure): Only rebuild in
1250 ($(srcdir)/config.in): Only define in maintainer mode.
1251 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
1253 2001-08-02 David Edelsohn <edelsohn@gnu.org>
1255 * doc/install.texi (Install GCC: Binaries): Update Bull info.
1257 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1259 * gcc.c (set_collect_gcc_options): New function, split out from
1261 Ignore elided switches.
1262 (do_spec_1): Invoke before executing command.
1263 (set_input): Export.
1264 Move declaration ...
1265 * gcc.h (set_input): ... here.
1266 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
1269 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
1272 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
1274 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
1276 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
1278 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
1279 for the unnamed instructions it expands to.
1281 2001-08-02 Richard Henderson <rth@redhat.com>
1283 * regclass.c (call_really_used_regs): Conditionally define.
1284 (init_reg_sets_1): Don't use it if not defined.
1285 (fix_register): Similarly, don't set it.
1287 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1289 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
1290 Correct comment that had been missed in the previous change.
1292 2001-08-01 Stan Shebs <shebs@apple.com>
1294 * config/darwin.c (machopic_stub_name): Try matching by name.
1295 (update_stubs): New function.
1296 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
1299 2001-08-01 Richard Henderson <rth@redhat.com>
1301 * except.c (output_function_exception_table): Use assemble_align.
1302 * varasm.c (assemble_eh_label): Remove.
1303 (assemble_eh_align, assemble_eh_integer): Remove.
1305 2001-08-01 Robert Lipe <robertl@caldera.com>
1307 * dwarfout.c: Remove reference to README.DWARF.
1309 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
1311 * regclass.c (call_really_used_regs): New array for registers which
1312 are actually used by a call.
1313 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
1315 (fix_register): Set call_really_used too.
1316 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
1317 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
1319 2001-08-01 Richard Henderson <rth@redhat.com>
1321 * read-rtl.c (read_name): Consider \r whitespace.
1323 2001-07-11 Andrew Cagney <ac131313@redhat.com>
1325 * config.gcc: Recognize powerpc-*-netbsd*.
1327 * doc/install.texi (Host/target specific installation notes for
1328 GCC): Mention powerpc-*-netbsd*.
1330 * config/rs6000/netbsd.h: New file.
1331 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
1332 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
1333 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
1334 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
1335 (TARGET_VERSION): Redefine.
1337 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
1338 mcall-netbsd as a match for mcall-sysv.
1339 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
1340 (ncrti.S, ncrtn.S): New targets.
1341 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
1343 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
1344 "netbsd' as a V4 ABI.
1345 (ASM_SPEC): Check for -mcall-netbsd.
1346 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
1347 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
1348 (LIB_SPEC, ENDFILE_SPEC): Ditto.
1349 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
1350 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
1351 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
1352 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
1354 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
1355 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
1357 2001-08-01 Mark Kettenis <kettenis@gnu.org>
1359 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
1360 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
1361 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
1362 including "unwind-pe.h".
1364 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1366 * rs6000.md (define_splits): Kill unused constraints.
1368 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
1369 Jan Hubicka <jh@suse.cz>
1371 * function.c (thread_prologue_and_epilogue_insns): Kill code
1372 dealing with non-existent CFG.
1374 2001-08-01 Kazu Hirata <kazu@hxi.com>
1376 * alias.c: Fix comment formatting.
1377 * bitmap.c: Likewise.
1378 * builtins.c: Likewise.
1379 * calls.c: Likewise.
1380 * c-common.c: Likewise.
1381 * c-decl.c: Likewise.
1382 * c-dump.c: Likewise.
1383 * c-lex.c: Likewise.
1384 * collect2.c: Likewise.
1385 * combine.c: Likewise.
1386 * conflict.c: Likewise.
1387 * cppfiles.c: Likewise.
1388 * cppinit.c: Likewise.
1389 * cpplex.c: Likewise.
1390 * cpplib.c: Likewise.
1391 * cppmacro.c: Likewise.
1392 * cppspec.c: Likewise.
1393 * c-pragma.c: Likewise.
1394 * crtstuff.c: Likewise.
1396 * cselib.c: Likewise.
1397 * c-semantics.c: Likewise.
1398 * c-typeck.c: Likewise.
1400 2001-08-01 H.J. Lu <hjl@gnu.org>
1402 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
1404 2001-08-01 H.J. Lu <hjl@gnu.org>
1406 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
1408 2001-08-01 Ziemowit Laski <zlaski@apple.com>
1410 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
1411 contextualizing Objective-C class name lookup by the lexer.
1412 (typespec_reserved_nonattr): Disable ObjC class name lookup after
1414 (protocoldef): Add support for forward @protocol declarations.
1415 (yylexname): Suppress ObjC class name lookup in certain contexts;
1416 re-enable after lookup is complete.
1417 (_yylex): Re-enable ObjC class name lookup when certain
1418 punctuation marks are seen.
1420 * objc/objc-act.c (check_protocol_recursively): New function used
1421 for finding circular dependencies in protocols.
1422 (objc_declare_protocols): New function for handling forward
1423 @protocol declarations.
1424 (receiver_is_class_object): Detect the case when 'self' is used
1425 inside of a class method.
1426 (build_message_expr): Issue a warning if class method is desired
1427 but instance method is found instead.
1428 (conforms_to_protocol): Streamline.
1429 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
1430 protocol Foo, even if 'Bar foo' does not.
1431 (check_protocols): Streamline.
1432 (start_protocol): Add checks for circular and duplicate protocol
1434 (encode_aggregate_within): For typedefs of structs, encode the
1436 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
1437 (objc_declare_protocols): New prototype.
1439 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1441 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
1442 * cpplex.c (handle_newline): Update prototype. Maintain logical
1444 (skip_escaped_newlines, skip_block_comment, parse_string):
1446 (_cpp_lex_token): Update, and store token position within the token.
1447 * cpplib.h (struct cpp_token): Add line and column entries.
1448 * cppmacro.c (replace_args): Position stringified tokens correctly.
1450 2001-08-01 Andreas Jaeger <aj@suse.de>
1452 * basic-block.h: Add prototype for last_loop_beg_note.
1454 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
1456 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
1457 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
1459 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
1460 while handling WITH_CLEANUP_EXPR node. Use second operand calling
1461 expand_decl_cleanup.
1462 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
1464 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
1465 operand while calling simple_cst_equal.
1466 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
1467 operand is the cleanup expression, the third is the RTL_EXPR.
1468 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
1470 2001-07-31 Jeff Sturm <jsturm@one-point.com>
1472 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
1474 2001-07-31 matthew green <mrg@eterna.com.au>
1476 * config.gcc (i386-*-netbsdelf): New description.
1477 * config/i386/netbsd-elf.h: New file.
1479 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
1481 * loop.c (check_dbra_loop): Use single_set to compute
1484 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
1486 PowerPC reorg and support for powerpc64-*-linux*.
1488 Also fixes emitting of constants on 32 bit and 64 bit
1491 * config.gcc: powerpc64-*-linux* is a new target.
1492 Things that needed aix.h now also include xcoff.h
1494 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1496 Move AIX specific stuff into aix.h.
1497 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1498 with more than just XCOFF now.
1499 (SET_ASM_OP): Remove, now defined where needed.
1500 (FUNCTION_PROLOGUE): New macro definition.
1501 (FUNCTION_EPILOGUE): New macro definition.
1502 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1504 * config/rs6000/xcoff.h: New file.
1506 * config/rs6000/linux64.h: New file.
1508 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1510 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1512 * rs6000.c (print_operand_address): Handle ELF syntax.
1513 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1514 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1515 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1517 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1519 * rs6000.c (rs6000_override_options): Only disable
1520 flag_function_sections for XCOFF.
1521 (exact_log2_cint_operand): New predicate.
1522 (reg_or_{add,sub}_cint64_operand): New predicates.
1523 (add_operand): Compare CONST_INT with fewer function calls.
1524 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1525 (print_operand, case 'p'): Ensure positive operand.
1526 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1527 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1528 (PREDICATE_CODES): Add new predicates.
1529 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1530 (divsi3, modsi3): Ensure positive power-of-2.
1531 (adddi3): Use new predicate. Split 32-bit constants more
1532 correctly. Re-arrange splitter to handle any constant.
1533 (subdi3): Use new predicate.
1534 (divdi3, moddi3): Ensure positive power-of-2.
1535 (movdi): Use rs6000_emit_set_const.
1536 (load_toc_v4_pic_di): Delete.
1538 2001-07-31 Graham Stott <grahams@redhat.com>
1540 * function.c (pad_below): Revert 2001-07-26 patch.
1542 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1544 * reg-stack (convert_regs_1): Fix best edge condition.
1546 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1548 * jump.c (duplicate_loop_exit_test): Better test for jumps
1549 entering the loop; create loop pre_header.
1551 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1553 * doc/install.texi: Add s390 and s390x as new targets.
1554 * doc/invoke.texi: Add documantation of S/390 and zSeries
1556 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1558 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1560 * config/m68k/m68k.md: Replace all general_operand with
1561 nonimmediate_operand for all destinations.
1562 * config/m68k/m68k.c (not_sp_operand): Likewise.
1564 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1566 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1568 2001-07-30 Richard Henderson <rth@redhat.com>
1570 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1571 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1573 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1575 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1576 Add missing doc strings
1577 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1578 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1580 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1582 * i386.c (ix86_output_main_function_alignment_hack): New function.
1583 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1585 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1586 edges by EDGE_DFS_BACK flag.
1587 (dump_edge_info): Add dfs_back flag.
1588 * basic-block.h (EDGE_DFS_BACK): New constant.
1589 (mark_dfs_back_edges): Declare.
1590 * alias.c (loop_p): Remove.
1591 (mark_constant_function): Use mark_dfs_back_edges.
1593 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1594 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1595 (compensate_edge): Break out from ...
1596 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1597 (convert_regs_2): Set block_done once block is really done;
1598 Do updating of the predecesors counts.
1600 * toplev.c (rest_of_compilation): Recompute block_for_insn
1601 before post-reload cfg_cleanup.
1602 * function.c (thread_prologue_epilogue_insns):
1603 Call set_block_for_new_insns when emitting prologue directly.
1605 2001-07-30 Andreas Jaeger <aj@suse.de>
1607 * jump.c: Add prototype for mark_modified_reg.
1609 * cse.c (set_live_p): Add unused attribute.
1611 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1613 (scan_for_source_files): Use long for count to avoid overflow.
1614 (output_data): Likewise.
1615 (output_data): Don't use string concatatenation to silence gcc
1618 * predict.c: Fix typos and grammar.
1620 * gcse.c (insert_insn_end_bb): Remove unused variables.
1622 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1624 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1625 (attempt_auto_inc): LIkewise.
1626 (mark_used_reg): Likewise.
1627 (try_pre_increment_1): Likewise.
1628 * regclass.c (regclass): Likewise.
1629 * global.c (allocno_compare): Update comment; change scaling factor.
1630 * local-alloc.c (QTY_CMP_PRI): Likewise.
1631 * regs.h (REG_FREQ_FROM_BB): New.
1632 (REG_FREQ_MAX): Likewise.
1634 2001-07-30 H.J. Lu <hjl@gnu.org>
1636 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1639 2001-07-30 H.J. Lu (hjl@gnu.org)
1641 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1642 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1643 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1645 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1647 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1648 as -mthumb-interwork when -mcpu=arm7 is specified.
1650 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1652 * predict.def (noreturn, loop branch, loop exit): Mark as first
1655 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1657 * combine.c (try_combine): Avoid barrier after noop jumps.
1659 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1661 * cpphash.h (struct cpp_reader): Remove import_warning.
1662 * cpplib.c (skip_rest_of_line): Don't bother turning off
1664 (parse_include): Move include handling to...
1665 (do_include_common): ... here. Move import warning from...
1666 (do_import): ... here.
1667 (do_pragma_poison): Don't do a callback for poison identifiers.
1668 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1669 * cppmain.c (setup_callbacks): Similarly.
1671 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1673 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1674 handle multiple sets.
1675 * except.c (sjlj_mark_call_sites): .... here.
1676 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1678 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1680 Suggested by Richard Henderson and Richard Kenner:
1681 * combine.c (recog_for_combine): Use the fake recog
1682 only if instruction does not match.
1683 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1684 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1686 * combine.c (try_combine): Discover noop jump as direct jump.
1688 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1690 * df.c (df_rd_global_compute): Add successors to worklist, not
1692 (df_ru_global_compute): Ditto.
1694 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1696 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1697 increment REG_N_SETS.
1699 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1701 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1703 * sbitmap.c (sbitmap_a_xor_b): New function.
1704 ifdef the basic block stuff on IN_GCC.
1706 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1708 * cppexp.c (parse_defined): Always record the macro name.
1709 (lex): Don't worry about identifiers, or special-case
1711 (_cpp_parse_expr): Figure out at the end of the routine
1712 whether we saw a valid !defined() expression.
1713 * cppfiles.c (stack_include_file): Update for mi_valid.
1714 (_cpp_pop_file_buffer): Similarly.
1715 * cpplex.c (_cpp_lex_token): Similarly.
1716 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1717 mi_if_not_defined, mi_lexed): Remove.
1719 * cpplib.c (do_if): Simplify.
1720 (do_endif, push_conditional, _cpp_handle_directive): Update
1721 for renaming of mi_state to mi_valid.
1723 * cpp.texi: Add index entries for digraphs, and add comment
1724 that C++ refers to them as alternative tokens.
1726 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1728 * basic-block.h (CLEANUP_PRE_LOOP): New.
1729 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1730 * sibcall.c (optimize_sibling_calls): Likewise.
1731 * toplev.c (rest_of_compilation): Likewise.
1732 * flow.c (try_forward_edges): Take argument MODE;
1733 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1734 (try_optimize_cfg): Update call of try_forward_edges.
1736 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1737 Jan Hubicka <jh@suse.cz>
1739 * (validate_replace_rtx_1): Fix simplification of MINUS.
1741 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1743 PR preprocessor/3669
1744 * cppinit.c (init_dependency_output): Turn off dump requests
1745 if sending dependencies to stdout.
1747 2001-07-28 Richard Henderson <rth@redhat.com>
1749 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1752 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1754 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1756 2001-07-28 Kazu Hirata <kazu@hxi.com>
1758 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1759 is VAR_DECL first to prevent an ICE.
1761 2001-07-28 Richard Henderson <rth@redhat.com>
1763 * varasm.c (immed_real_const_1): Don't elide special cases for
1765 (clear_const_double_mem): Clear const_tiny_rtx too.
1767 2001-07-28 Richard Henderson <rth@redhat.com>
1769 * dwarf2out.c (dw_val_class_offset): New.
1770 (struct dw_ranges_struct, dw_ranges_ref): New.
1771 (ranges_table, ranges_table_allocated): New.
1772 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1773 (add_AT_offset, add_ranges, output_ranges): New.
1774 (print_die, output_die): Handle dw_val_class_offset.
1775 (attr_checksum, size_of_die, value_format): Likewise.
1776 (gen_lexical_block_die): Handle non-contiguous blocks.
1777 (gen_block_die): Likewise.
1778 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1779 if needed. Dump the ranges table.
1780 * final.c (final_start_function): Remove unnecessary notes and
1781 rebuild the block tree before numbering the blocks.
1782 * function.c (reorder_blocks_0): Walk the existing block tree
1783 to unmark all blocks.
1784 (reorder_blocks_1): Create block fragments when duplicate block
1786 (reorder_fix_fragments): New.
1787 (reorder_blocks): Call it.
1788 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1790 2001-07-28 Richard Henderson <rth@redhat.com>
1792 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1794 2001-07-28 Richard Henderson <rth@redhat.com>
1796 * flow.c (add_to_mem_set_list): New function.
1797 (init_propagate_block_info): Use it.
1798 (mark_set_1): Likewise.
1799 (insn_dead_p): Canonicalize memory address for dead store
1800 comparison. Allow wider mode stores to kill narrower mode stores.
1801 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1802 (invalidate_mems_from_set): Don't handle MEMs.
1804 2001-07-28 Kazu Hirata <kazu@hxi.com>
1806 * config/h8300/h8300.h: Fix formatting.
1808 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1810 * basic-block.h (EDGE_FREQUENCY): New macro.
1811 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1813 * flow.c (find_sub_basic_blocks): Likewise.
1814 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1815 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1817 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1818 (HITRATE): New macro.
1819 (PRED_FLAG_FIRST_MATCH): New constant.
1820 (predictor_info): New field flgags.
1821 (combine_predictions_for_insn): Use DS theory to combine
1822 probabilities; set the edge probabilities when finished.
1823 (estimate_probability): Avoid duplicated matches
1824 of LOOP_BRANCH heuristics for nested loops; update comment.
1825 * predict.def: Add flags for each prediction, set probabilities
1826 according to B&L paper.
1827 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1829 * profile.c (compute_branch_probabilities): Cleanup way the edge
1830 probabilities are computed and REG_BR_PROB notes are dropped; if
1831 values does not match, emit error.
1832 (init_branch_prob): Do error instead of warning when profile driven
1833 feedback is missing or corrupt.
1835 2001-07-27 DJ Delorie <dj@redhat.com>
1837 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1838 against a constant, try to adjust the compare to have the desired
1839 constant in it so that min/max optimizations happen more often.
1841 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1843 * flow.c (last_loop_beg_note): New function.
1844 (redirect_edge_and_branch): Use it.
1845 (split_edge): Likewise.
1847 * alias.c (loop_p): Avoid uninitialized memory access.
1849 * flow.c (try_forward_edges): Avoid accessing freed memory.
1851 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1854 2001-07-26 Andrew Haley <aph@redhat.com>
1855 Joern Rennecke <amylaar@redhat.com>
1857 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
1858 (SUBTARGET_CPP_ENDIAN_SPEC): New.
1859 (SUBTARGET_CPP_SPEC): New.
1861 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
1862 (SUBTARGET_CPP_PTR_SPEC): New.
1863 (CPP_DEFAULT_CPU_SPEC): New.
1864 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
1865 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
1866 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
1867 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
1868 (SUBTARGET_CPP_SPEC): Define as an empty string.
1870 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1872 * doc/install.texi (Configuration): Properly link the host
1873 specific instructions also when generating HTML.
1875 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1877 * flow.c (redirect_edge_and_branch_force): Test
1878 target->global_live_at_start.
1880 2001-07-26 Richard Henderson <rth@redhat.com>
1882 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1883 * rtl.h (avoid_constant_pool_reference): Declare it.
1884 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1885 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1887 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1889 * rtl.h (cleanup_barriers): Declare.
1890 * jump.c (cleanup_barriers): New function.
1891 * toplev.c (rest_of_compilation): Call cleanup_barriers
1892 before loop optimizer and after bb_reorder.
1894 * flow.c (back_edge_of_syntactic_loop_p): New.
1895 (split_edge): Use it.
1897 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1899 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1901 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1903 * cse.c (cse_process_notes): Replace any registers if the address
1906 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1908 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1909 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1910 (propagate_block): Update prototype.
1911 * flow.c (update_life_info): Simplify the CFG and
1912 recalculate the global regs which are alive when
1913 removing dead code during a global update.
1914 (propagate_block): Return non-zero if an INSN is
1917 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1919 * Makefile.in (LIBICONV): Define.
1921 2001-07-26 Catherine Moore <clm@redhat.com>
1923 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1924 of conditional to avoid tree checking errors.
1926 2001-07-26 Kazu Hirata <kazu@hxi.com>
1928 * regmove.c (regmove_optimize): Don't replace a reg with
1929 another reg of a different mode.
1931 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1933 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1934 limit length of dependancy flush list.
1935 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1936 * sched-int.h (struct deps): Add pending_flush_length field.
1937 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1938 has 1 element in it.
1939 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1940 (sched_analyze): After a jump, if the pending memory flush list is too
1941 large, flush the pending lists.
1942 (init_deps): Initialize pending_flush_length to 0.
1943 * doc/invoke.texi (max_pending_list_length): Document parameter.
1945 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1947 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1948 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1949 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1951 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1953 * cpphash.h (struct_lexer_state): Delete was_skipping.
1954 Move skipping here from struct cpp_reader.
1955 * cpplex.c (parse_identifier): Update.
1956 (_cpp_lex_token): Don't skip tokens in a directive.
1957 * cpplib.c (struct if_stack): Update.
1958 (start_directive, end_directive): Don't change skipping state.
1959 (_cpp_handle_directive): Update.
1960 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1961 (do_else, do_endif): Update; only check for excess tokens if not
1962 in a skipped conditional block.
1963 (push_conditional): Update for new struct if_stack.
1965 2001-07-26 Graham Stott <grahams@redhat.com>
1967 * function.c (locate_and_pad_parm): Also pad initial offset
1968 so that the total argument size also includes the padding.
1970 2001-07-26 Graham Stott <grahams@redhat.com>
1972 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1973 change XSTR to XTMPL.
1975 (process_one_cond_exec): Likewise
1977 2001-07-25 Richard Henderson <rth@redhat.com>
1979 * varasm.c (assemble_variable): Create DECL_RTL before setting
1982 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1984 * predict.c (estimate_probability): Avoid duplicated predictions.
1986 * loop.c (find_and_verify_loops): Grok multiple barriers.
1988 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1990 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1992 * dbxout.c: Consistently use putc instead of fputc.
1993 (print_wide_int): New function; call instead of direct fprintf.
1994 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1995 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1996 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1997 (print_int_cst_octal): Likewise.
1998 (print_octal): Show we wrote characters.
1999 (dbxout_type): Set have_used_extensions in more places.
2001 2001-07-25 Catherine Moore <clm@redhat.com>
2003 * config/v850/v850.c (v850_va_arg): Use addr
2004 instead of valist to build incr.
2006 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
2008 * flow.c (delete_dead_jumptables): New function.
2009 (life_analyzis): Call it.
2010 * bb-reorder.c (skip_insns_after_block): Handle contradictory
2013 2001-07-25 Richard Henderson <rth@redhat.com>
2015 * except.c (reachable_handlers): Handle a region being removed
2016 out from under a RESX.
2018 2001-07-25 Richard Henderson <rth@redhat.com>
2020 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
2021 swap GE/GT if it is an fp comparison.
2023 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
2025 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
2028 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
2030 * ssa.c (rename_insn_1): Do not wrap an assignment to a
2031 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
2034 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
2036 (visit_expression): When attempting to simplify an expression,
2037 retrieve any modes for arguments before they are simplified
2040 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
2041 Janis Johnson <janis@us.ibm.com>
2043 * stmt.c (expand_goto): A nonlocal goto can be a call too.
2044 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
2045 pointer parameters to match documented usage of nonlocal_goto.
2046 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
2047 parameters to their correct order.
2048 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
2049 parameters to their correct order.
2051 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
2053 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
2055 2001-07-25 Jan Hubicka <jh@suse.cz>
2056 Richard Henderson <rth@redhat.com>
2058 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
2060 (make_edges): New argument update_p; populate the edge cache if set.
2061 (find_basic_blocks): Update make_edges invocation.
2063 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2065 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
2067 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2069 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
2070 -Acpu and -Amachine.h.
2071 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
2072 Corrected header to say ELF not a.out.
2073 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
2074 when given -msoft-float.
2076 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2078 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
2079 extra multilib parts like arm-elf.
2080 (i960-*-coff*, i960-*-rtems): Should not use collect2.
2081 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
2082 crtfini.o as extra multilib parts.
2084 2001-07-24 Joel Sherrill <joel@OARcorp.com>
2086 * configure.in: Add rtems as a supported thread model.
2087 * gthr-rtems.h: Add missing entry point __gthread_active_p.
2088 * configure: Rebuilt.
2090 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
2092 * stor-layout.c (get_mode_alignment): make it work when
2093 BITS_PER_UNIT is not a power of two.
2094 * builtins.c (get_pointer_alignment): Likewise.
2096 2001-07-24 Richard Henderson <rth@redhat.com>
2098 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
2099 the retrieved constant into the expected mode.
2101 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2103 * flow.c (try_simplify_condjump): Avoid duplicated edges.
2104 (verify_flow_info): Check for duplicated edges; clarify
2107 * flow.c (block_label): Update basic_block_for_insn.
2108 (commit_edge_insertions): Call compute_bb_for_insn.
2110 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
2113 * flow.c (redirect_edge_and_branch,
2114 try_optimize_cfg): Use redirect_edge_succ_nodup
2115 (redirect_edge_succ_nodup): New.
2116 * basic_block.h (redirect_edge_succ_nodup): Declare.
2118 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
2121 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2123 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
2124 (try_crossjump_to_edge): Update commetns.
2125 (try_crossjump_bb): Likewise.
2127 2001-07-24 Richard Henderson <rth@redhat.com>
2129 * combine.c (distribute_notes): Move set of need_refresh
2130 for noop_move_p down to catch all cases.
2132 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
2134 * recog.c (split_all_insns_noflow): New.
2135 * rtl.h (split_all_insns_noflow): Declare.
2136 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
2137 * m68hc11.c (m68hc11_reorg): Likewise.
2138 * sh.c (machine_dependent_reorg): Likewise.
2139 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
2142 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2144 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
2145 (ashlsi3_n splitter): Likewise.
2146 (lshrsi3_n splitter): Likewise.
2148 (GOTaddr2picreg): Make const SImode.
2149 (sym_label2reg): Likewise.
2150 (symGOT2reg): Likewise.
2151 (symGOTOFF2reg) Likewise.
2153 (casesi_worker_0): Make unspec SImode.
2155 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
2157 * config/sh/sh.c (barrier_align): Check that an operand really is
2158 an insn before extracting its INSN_CODE.
2160 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
2162 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
2165 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
2166 for SImode to prevent overflow.
2168 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2170 * config/mips/irix6-libc-compat.c: New file.
2171 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
2172 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
2175 2001-07-24 lars brinkhoff <lars@nocrew.org>
2177 * rtl.texi (REG_POINTER): Document.
2178 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
2179 QFmode, HFmode, TQFmode, QCmode, and HCmode.
2181 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2183 * flow.c (delete_noop_moves): Do not confuse libcall regions.
2185 2001-07-23 Richard Henderson <rth@redhat.com>
2187 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
2189 2001-07-23 Kazu Hirata <kazu@hxi.com>
2191 * config/h8300/h8300-protos.h: Add a prototype for
2192 general_operand_dst_push.
2193 * config/h8300/h8300.c (general_operand_dst_push): New.
2194 * config/h8300/h8300.h (OK_FOR_T): New.
2195 (EXTRA_CONSTRAINT): Use it.
2196 * config/h8300/h8300.md (movqi_push): Remove and integrate into
2197 the existing movqi pattern.
2198 (movhi_push): Likewise.
2200 * reload.c: Fix comment typos.
2202 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2204 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
2206 2001-07-23 H.J. Lu (hjl@gnu.org)
2208 * doc/extend.texi: Update __builtin_return_address and
2209 __builtin_frame_address.
2211 2001-07-23 Richard Henderson <rth@redhat.com>
2213 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
2215 * config/i386/i386.md: New setcc+movzbl peephole2.
2217 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2219 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
2220 * objc/objc-act.c: Include debug.h.
2221 (synth_module_prologue): Save and restore debug hooks too.
2223 2001-07-23 lars brinkhoff <lars@nocrew.org>
2225 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
2226 and C4X_FLOAT_FORMAT.
2227 (BOOL_TYPE_SIZE): Document.
2229 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
2231 * unroll.c (loop_iterations): Fix miscalculation of initial
2234 2001-07-13 Andrew Haley <aph@redhat.com>
2236 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
2237 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
2238 * config/sh/sh.c (sh_can_redirect_branch): New function.
2239 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
2240 * reorg.c (steal_delay_list_from_target): Use
2241 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
2243 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
2245 * flow.c (try_simplify_condjump): Unlink insn chain on
2246 fallthru edge; use can_fallthru.
2248 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2250 * basic-block.h (find_sub_basic_block): Declare.
2251 * flow.c (make_edges): New arguments MIN and MAX;
2252 (find_sub_basic_blocks): Revamp to use make_edges
2253 and purge_dead_edges.
2254 (find_basic_blocks): Update call of find_sub_basic_block.
2256 * recog.c (split_all_insns): Always expect CFG to be consistent;
2257 call find_sub_basic_blocks in case something has changed.
2258 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
2261 * basic-block.h (delete_noop_moves): Declare.
2262 * combine.c (combine_instructions): Call it.
2263 (recog_for_combine): Tolerate noop moves
2264 (distribute_notes): Force refresh when register dies at noop move.
2265 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
2267 (life_analysis): Update delete_noop_moves call.
2268 (set_noop_p): Move too ...
2269 * rtlanal.c (noop_move_p): ... here.
2270 * rtl.h (noop_move_p): Declare.
2272 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
2273 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
2275 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
2276 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
2278 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
2280 * reload.c (push_reload): Fix typo in comment.
2281 (find_reloads_address): Ditto.
2282 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
2284 2001-07-22 Richard Henderson <rth@redhat.com>
2286 * flow.c: Grammar check and clarify a lot of comments.
2287 (try_simplify_condjump): Rename variables to be clearer.
2288 (try_forward_edges): Skip complex and fallthru edges.
2289 Rearrange tests to avoid duplicate checks.
2290 (flow_find_cross_jump): Likewise.
2291 (outgoing_edges_match): Allow match if neither branch has
2292 probability data. Loosen probability match to 5%.
2293 (try_crossjump_to_edge): Hoist repeated indirection into
2295 (try_crossjump_bb): Don't check complex edges. Eliminate
2296 redundant crossjump tests.
2297 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
2298 checks before more expensive checks.
2300 2001-07-22 Richard Henderson <rth@redhat.com>
2302 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
2303 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
2306 2001-07-22 Richard Henderson <rth@redhat.com>
2308 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
2309 (const_sint32_operand): Likewise.
2310 * m68k.md (anon mulsi pattern): Use const_int_operand not
2311 const_sint32_operand.
2312 (umulsi3_highpart): Zero extend a constant input.
2313 (smulsi3_highpart): Don't bother checking SImode constant.
2314 (const_umulsi3_highpart): Give op3 DImode.
2315 (const_smulsi3_highpart): Likewise.
2317 2001-07-22 Richard Henderson <rth@redhat.com>
2319 * flow.c (split_block): Make sure bb_note is included in the
2320 new block when splitting before a label.
2322 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2324 * basic-block.h (redirect_edge_and_branch_force,
2325 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
2326 * flow.c (redirect_edge_and_branch_force,
2327 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
2328 (redirect_edge_and_branch_force): Fix copying of lifeness information.
2329 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
2330 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
2331 instead of label; update CFG after transformation.
2332 (find_if_case_1): Update call, use redirect_edge_and_branch_force
2333 for finishing the transformation; handle even case where ELSE
2334 does not follow THEN.
2335 (find_if_case_2): Update call of dead_or_predictable; simplify
2338 * emit-rtl.c (split_branch_probability): New global variable.
2339 (try_split): Take care to set split_branch_probability and
2340 create REG_BR_PROB note for new jump insns.
2341 * md.texi (define_split): Document new feature.
2343 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
2345 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2347 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
2348 (asm_out_file): Remove redundant declaration.
2349 (assemble_asm): Remove old #if 0 block.
2350 (assemble_variable): Remove end of function; debug output is
2351 now handled with global_decl. Remove old #if 0 block. Update.
2352 Remove saved_in_section and associated no-op code.
2353 * Makefile.in (varasm.o): Correct dependencies.
2355 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
2357 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2358 the definition in defaults.h.
2360 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2362 * jump.c: Update comments.
2363 (delete_barrier_successors, delete_unreferenced_labels,
2364 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
2365 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
2366 jump_optimize, jump_optimize_minimal): Kill.
2367 (rebuild_jump_labels): Move code from jump_optimize_1.
2368 (purge_line_number_notes): Likewise.
2369 (copy_loop_headers): Likewise.
2370 * reg-stack.c: Update comment.
2372 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
2373 JUMP_AFTER_REGSCAN): Kill.
2374 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
2375 purge_line_number_notes and copy_loop_headers.
2377 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2378 Richard Henderson <rth@redhat.com>
2380 * dbxout.c (dbxout_global_decl): New.
2381 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2382 * sdbout.c (sdbout_finish): New.
2383 (sdbout_debug_hooks): Use it, add comments.
2384 (sdbout_global_decl): Defer initialised public vars to
2386 * varasm.c (assemble_variable): Don't output debug information
2387 for file-scope variables.
2389 2001-07-22 Richard Henderson <rth@redhat.com>
2391 * config/alpha/alpha.c (get_trap_mode_suffix): New.
2392 (get_round_mode_suffix): New.
2393 (print_operand): Use them for [/]. Remove support for [&'`()+].
2394 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
2395 * config/alpha/alpha.md (attr round_suffix): New.
2396 (attr trap_suffix): New.
2397 (all insns): Set them appropriately. Use %/ instead of the
2400 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2402 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
2404 2001-07-22 Richard Henderson <rth@redhat.com>
2406 * regrename.c (regrename_optimize): Compute nregs for each
2407 potential target register.
2409 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
2410 Richard Henderson <rth@redhat.com>
2412 * dbxout.c (dbxout_global_decl): New.
2413 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2414 * sdbout.c (sdbout_finish): New.
2415 (sdbout_debug_hooks): Use it, add comments.
2416 (sdbout_global_decl): Defer initialised public vars to
2418 * varasm.c (assemble_variable): Don't output debug information
2419 for file-scope variables.
2421 2001-07-21 H.J. Lu (hjl@gnu.org)
2423 * config/mips/mips.c (mips_cpu): Moved into ...
2424 (override_options): Here.
2426 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
2428 (mips_cpu): Removed.
2430 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2432 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
2433 ("iorqi3"): Likewise.
2434 ("xorqi3"): Likewise.
2435 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
2436 ("*subhi3_sp): Likewise.
2437 ("*subhi3"): Likewise.
2438 ("extendhisi2"): Accept D, X and Y as source operand to avoid
2441 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
2443 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
2444 * config/freebsd.h: Likewise.
2445 * config/linux.h: Likewise.
2446 * config/openbsd.h: Likewise.
2447 * config/alpha/linux-elf.h: Likewise.
2448 * config/arm/linux-elf.h: Likewise.
2449 * config/d30v/d30v.h: Likewise.
2450 * config/fr30/fr30.h: Likewise.
2451 * config/ia64/aix.h: Likewise.
2452 * config/ia64/ia64.h: Likewise.
2453 * config/mips/linux.h: Likewise.
2454 * config/pj/pj.h: Likewise.
2455 * config/rs6000/linux.h: Likewise.
2456 * config/sparc/linux.h: Likewise.
2457 * config/sparc/linux64.h: Likewise.
2459 2001-07-20 Bruce Korb <bkorb@gnu.org>
2461 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
2462 because getc() and char* may disagree on signedness.
2464 2001-07-20 Richard Henderson <rth@redhat.com>
2466 * doc/rtl.texi (REG_DEAD): Update for current semantics.
2468 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
2469 insns to delete in the presence of cc0 in a jump insn.
2471 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2472 Jan Hubicka <jh@suse.cz>
2474 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
2475 of doing the change by hand.
2477 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2479 * rtlanal.c (set_noop_p): Return true for noop jumps.
2481 * expr.c (emit_single_push_insn): Add call to push expander.
2482 * expr.h (optab_index): Add OTI_push
2483 (push_optab): New constant.
2484 * genopinit.c (optabs): Add push_optab.
2485 * optabs.c (init_optab): Init push optab.
2486 * md.texi (push??1): Document
2488 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2490 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
2491 expand to emit the pattern; put a REG_INC note for push/pop
2493 ("movdf", "movdf_internal"): Likewise.
2494 ("movsi", "movsi_internal"): Likewise.
2495 ("movsf", "movsf_internal"): Likewise.
2496 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
2498 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2500 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
2503 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2505 * params.def: Change default max inline insns to 100.
2507 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2509 * combine.c (combine_simplify_rtx): Generate a new shift operation
2510 when simplifying the first operand of a (neg (ashift)) expression.
2512 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2514 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2516 2001-07-20 Kelley Cook <kelley.cook@home.com>
2518 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2519 information. Move rest into ...
2520 (*-*-solaris): ... here. Eliminate redundant information and
2521 reword necessary packages section. Delete 4.x assembler bug info.
2522 (sparc-sun-*): Merge into ...
2523 (sparc-sun-sunos*): here.
2525 2001-07-20 Catherine Moore <clm@redhat.com>
2527 * config/v850/v850.md (casesi): Generate LABEL_REF
2530 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2532 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2533 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2534 * i386.md (strclrsi expander): Use it.
2536 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2538 * integrate.c (copy_insn_list): handle
2539 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2540 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2541 identically as to CODE_LABEL.
2543 * fold-const (fold): Convert A/B/C to A/(B*C) and
2546 * except.c (connect_post_landing_pads): Delete the RESX insns.
2548 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2550 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2552 * config/mips/mips.md (nmadd/nmsub): Use macro.
2554 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2556 * cppinit.c (remove_dup_dir): Make static.
2557 (remove_dup_dirs): Make static. Only warn about preempting a
2558 system directory with a non-system directory.
2560 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2562 * ifcvt.c (noce_try_store_flag_constants): Correct order
2563 of parameters to trunc_int_for_mode.
2565 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2567 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2568 an exception that will be caught within this function, do not fill
2569 its delay slot with any subsequent instruction.
2571 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2573 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2574 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2575 pointer extension instruction.
2576 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2577 * simplify-rtx.c (simplify_unary_operation) Likewise.
2578 * explow.c (convert_memory_address) Check value of
2579 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2581 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2582 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2583 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2584 Add Multilib Support.
2585 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2586 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2587 Add Multilib Support.
2588 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2590 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2591 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2592 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2594 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2596 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2597 old and new operands in `<', `3' and `b'.
2599 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2601 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2602 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2603 (toplev.o): Don't depend on xcoffout.h.
2604 * c-decl.c: Include debug.h
2605 (duplicate_decls): Use debug hook.
2606 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2607 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2608 (dbxout_types): Remove.
2609 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2610 * debug.c (do_nothing_debug_hooks): Update.
2611 (debug_true_tree, debug_nothing_rtx): New.
2612 * debug.h (struct rtx_def): New.
2613 (struct gcc_debug_hooks): New hooks ignore_block,
2614 outlining_inline_function and label.
2615 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2616 dwarf2out_frame_finish): New.
2617 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2618 Make static, update prototype.
2619 (dwarf2_debug_hooks): Update.
2620 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2621 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2622 * dwarfout.c (dwarf_debug_hooks): Update.
2623 * emit-rtl.c: Include debug.h.
2624 (remove_unnecessary_notes): Use debug hook.
2625 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2626 (final_scan_insn): Use debug hook.
2627 * integrate.c (output_inline_function): Use debug hook.
2628 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2629 (sdb_debug_hooks): Update.
2630 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2631 * toplev.c: Don't include xcoffout.h.
2632 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2633 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2635 * tree.h (dwarf2out_do_frame): Remove.
2637 2001-07-19 Catherine Moore <clm@cygnus.com>
2639 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2641 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2643 * reload1.c (eliminate_regs_in_insn): When updating a set
2644 to the frame pointer to the hardware frame pointer, perform
2645 the update always not just when REPLACE is set.
2647 * reload1.c (choose_reload_regs): Don't inherit a reload
2648 that crosses multiple registers if registers past the first
2649 don't fit in the desired class.
2651 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2652 when negating constants.
2654 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2656 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2657 * doc/tree.texi: Ditto.
2659 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2660 Jakub Jelinek <jakub@redhat.com>
2662 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2663 (extract_cie_info): Handle "eh" augmentation properly,
2665 (struct frame_state, __frame_state_for): New.
2667 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2669 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2670 HANDLE_SYSV_PRAGMA): Define.
2671 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2673 (copy_object): Caller changed.
2675 2001-07-19 Andreas Schwab <schwab@suse.de>
2677 * configure.in (assembler dwarf2 debug_line support): Define nop
2679 * configure: Regenerated.
2681 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2683 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2685 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2686 to conditionally compiled block.
2687 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2688 * dbxout.h (dbxout_function): Remove.
2689 * debug.c (do_nothing_debug_hooks): Update.
2690 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2691 global_decl, deferred_inline_function.
2692 * dwarf2out.c (dwarf2_debug_hooks): Update.
2693 (dwarf2out_global_decl): New.
2694 * dwarfout.c: Don't include dwarfout.h.
2695 (dwarfout_global_decl, dwarfout_function_decl,
2696 dwarfout_deferred_inline_function): New.
2697 (dwarf_debug_hooks): Update.
2698 * dwarfout.h: Remove.
2699 * final.c: Don't include dwarfout.h.
2700 * sdbout.c (sdbout_global_decl): New.
2701 (sdbout_debug_hooks): Update.
2702 * toplev.c: Don't include dwarfout.h.
2703 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2704 (note_deferral_of_defined_inline_function): Remove.
2705 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2706 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2707 * ch/lex.c: Don't include dwarfout.h.
2708 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2709 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2710 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2711 * cp/optimize.c: Include debug.h.
2712 (maybe_clone_body): Use debug hook.
2713 * cp/semantics.c: Include debug.h.
2714 (expand_body): Use debug hook.
2715 * po/POTFILES.in: Remove dwarfout.h.
2717 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2719 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2720 * c-parse.in (yyerror, _yylex): Similarly.
2721 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2722 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2724 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2725 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2727 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2729 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2730 in-class declaration at -g1. Fixes c++/2814.
2732 2001-07-18 Richard Henderson <rth@redhat.com>
2734 * doc/md.texi (reload_in/out): Document restrictions in predicates
2735 and constraints for these patterns. Document empty string matching
2738 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2740 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2742 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2744 * cse.c: Undo my previous patch.
2746 2001-07-18 Tom Tromey <tromey@redhat.com>
2749 * configure: Rebuilt.
2750 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2752 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2754 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2755 Jan Hubicka <jh@suse.cz>
2757 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2758 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2759 * jump.c (mark_jump_label): Do not forward branches.
2761 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2763 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2764 when return value is unused.
2766 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2768 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2770 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2772 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2773 on error. We can't blindly return the result of
2774 pthread_mutex_trylock because it returns a positive number on
2775 error, while we must return -1 on error.
2776 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2778 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2780 2001-07-18 Andreas Jaeger <aj@suse.de>
2782 * integrate.c (output_inline_function): Correct type of debug_hooks.
2784 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2786 * combine.c (combine_simplify_rtx): DIV can be treated
2787 associatively for floats if unsafe math optimisations are enabled.
2789 2001-07-17 Richard Henderson <rth@redhat.com>
2791 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2793 2001-07-17 Richard Henderson <rth@redhat.com>
2795 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2796 don't force the function address into a register.
2797 (expand_call, emit_library_call_value_1): Update callers.
2798 * builtins.c (expand_builtin_apply): Likewise.
2799 * expr.h (prepare_call_address): Update decl.
2801 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2803 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2805 * config/i386/chorus.h: Move up.
2806 * config/sparc/chorus.h: Likewise.
2807 * config/rs6000/chorus.h: Likewise.
2808 * config/chorus.h: Moved here.
2810 2001-07-17 Andreas Schwab <schwab@suse.de>
2812 * configure.in (assembler eh_frame optimization): Handle big
2814 * configure: Regenerated.
2816 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2818 * expr.c (epxand_expr): Convert divisions into multiplications by
2819 reciprocals if -ffast-math.
2821 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2823 * dbxout.c (dbxout_really_begin_function): Rename to
2824 dbxout_begin_function.
2825 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2826 (dbxout_begin_function): Remove.
2827 (dbxout_function): Update.
2828 (dbxout_source_line): Update prototype.
2829 * dbxout.h (dbxout_begin_function): Remove.
2830 * debug.c (do_nothing_debug_hooks): Update.
2831 (debug_nothing_tree): Update.
2832 (debug_nothing_charstar_rtx): Remove.
2833 * debug.h (union tree_node): Declare.
2834 (struct rtx_def): Remove.
2835 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2836 begin_function. Change source_line prototype.
2837 (debug_nothing_tree): New.
2838 (debug_nothing_charstar_rtx): Delete.
2839 (dwarf2out_begin_prologue): Moved from ...
2841 * dwarf2out.c (dwarf2_debug_hooks): Update.
2842 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2843 debug info, call dwarf2out_source_line.
2844 (dwarf2out_souce_line): Update prototype.
2845 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2846 Change prototype, make static.
2847 (dwarfout_source_line): Update prototype.
2848 (dwarf_debug_hooks): Update.
2849 * dwarfout.h (dwarfout_begin_function): Remove.
2850 * final.c (final_start_function, final_scan_insn): Use appropriate
2851 debug hooks, update to use notice_source_line.
2852 (output_source_line): Rename notice_source_line. Don't call the
2853 source_line debug hook.
2854 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2855 make static, update prototype.
2856 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2858 (sdbout_end_prologue): New.
2859 (sdbout_source_line): Update prototype.
2860 (sdbout_debug_hooks): Update.
2861 (sdbout_symbol): Remove unused var.
2862 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2864 * varasm.c: Include debug.h.
2865 (assemble_start_function): Use begin_function debug_hook.
2866 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2867 update with prototype.
2868 (xcoffout_source_line): Update prototype.
2869 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2871 (xcoffout_source_line): Update prototype.
2873 2001-07-17 Richard Henderson <rth@redhat.com>
2875 * c-typeck.c (build_binary_op): Do not shorten unsigned
2876 right shift after sign extension.
2878 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2880 * combine.c (combine_simplify_rtx): Attempt to simplify
2881 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2883 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2884 (simplify_binary_operation, simplify_unary_operation,
2885 simplify_relational_operation): Use it.
2887 * combine.c (combine_simplify_rtx): Don't do associative law
2888 on divisions; allow associative law on floats.
2890 2001-07-17 H.J. Lu <hjl@gnu.org>
2891 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2893 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2894 ASM_OUTPUT_WEAK_ALIAS are defined.
2895 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2896 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2898 * config/mips/iris5.h: ... here.
2899 (HANDLE_SYSV_PRAGMA): Defined as 1.
2900 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2901 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2904 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2906 * c-parse.in (all_prefix_attributes): New variable.
2907 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2908 (maybe_resetattrs): New production.
2909 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2910 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2911 notype_initdcl, nested_function, notype_nested_function,
2912 component_decl, components, components_notype,
2913 component_declarator, component_notype_declarator,
2914 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2915 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2916 after a comma being applied to more than one declarator.
2917 * doc/extend.texi (Attribute Syntax): Update. Remove
2918 documentation of bugs that are no longer present.
2920 2001-07-13 Eric Christopher <echristo@redhat.com>
2922 * config/mips/mips.h: Change TUNE_MIPS* options to use
2924 (EXTRA_SPECS): Add cc1_cpu_spec.
2925 * config/mips/mips.md (muldf3): Fix typo.
2927 2001-07-16 Richard Henderson <rth@redhat.com>
2929 * config/m68k/m68k.c: Include expr.h and reload.h.
2930 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2931 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2933 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2934 Richard Henderson <rth@redhat.com>
2936 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2937 (insn_live_p): Fix fall off end of function.
2938 (dead_libcall_p): Remove COUNTS argument; update callers.
2939 (delete_trivially_dead_insns): Remove unused variables.
2941 2001-07-17 Andreas Jaeger <aj@suse.de>
2943 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2946 * lcm.c (optimize_mode_switching): Avoid warning for unused
2947 variable if !NORMAL_MODE.
2949 * flow.c (try_crossjump_to_edge): Remove unused variable.
2951 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2953 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2954 atexit declaration in stdlib.h.
2956 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2958 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2960 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2962 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2963 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2964 do rebuild_jump_labels instead of jump_optimize
2965 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2966 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2967 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2969 * flow.c: Include timevar.h
2970 (find_basic_block): Push/pop timevar;
2971 (cleanup_cfg): Likewise.
2972 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2973 * Makefile: Add dependencies on timevar.h
2975 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2976 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2978 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2979 * toplev.c (rest_of_compilation): Update calls.
2980 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2981 (delete_trivially_dead_insns): ... here; accept new argument
2982 preserve_basic_blocks; preserve basic blocks if set.
2984 * reg-stack.c (stack_regs_mentioned): Return 0 if
2985 stack_regs_mentioned_data is not initialized.
2986 (reg_to_stack): Make stack_regs_mentioned survive after the
2987 reg-stack is completted; do not call cleanup_cfg.
2988 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2989 make cleanup_cfg after bb-reorder to output to debug file.
2991 2001-07-16 Richard Henderson <rth@redhat.com>
2993 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2994 from int_reg_class_contents.
2996 2001-07-16 Richard Henderson <rth@redhat.com>
2998 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2999 * regclass.c (regs_invalidated_by_call): Move from cse.c.
3000 (init_reg_sets_1): Move initialization from cse_main.
3001 * cse.c (regs_invalidated_by_call): Move to regclass.c.
3002 (cse_main): Move its initialization also.
3003 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
3004 * flow.c (propagate_one_insn): Likewise.
3005 * gcse.c (compute_hash_table): Likewise.
3006 (compute_kill_rd, compute_store_table): Likewise.
3007 * sched-deps.c (sched_analyze_1): Likewise.
3009 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
3011 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
3014 2001-07-16 Steve Ellcey <sje@cup.hp.com>
3016 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
3017 in if statement so we don't access undefined memory.
3019 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
3021 * gcse.c: Update comment at top.
3022 Update comment on mem handling.
3023 mem_last_set, mem_first_set, mem_set_in_block: gone.
3024 Declaration of reg_set_info: gone.
3025 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
3026 pointless with load_killed_in_block_p (they are *more*
3027 conservative then it, not less, and less accurate).
3028 (oprs_not_set_p): Ditto.
3029 (alloc_gcse_mem): Don't allocate mem_set_in_block
3030 (free_gcse_mem): Don't free it, either.
3031 (record_last_mem_set_info): Update comment in front, remove
3032 mem_*set_* stuff. Note the reason we don't handle stores directly
3034 (compute_hash_table): Update comments to reflect reality. Remove
3035 mem_*set_* references.
3036 (reset_opr_set_tables): Remove mem_*set_* references.
3038 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
3039 (mark_clobber): Ditto (on both parts, we double set here too).
3040 (expr_killed_p): Remove mem_set_in_block test.
3041 (compute_transp): Remove mem_set_in_block test.
3043 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
3044 of edge, and removal of phi alternative to dump file.
3045 (ssa_ccp_substitute_constants): Add note about register now being
3046 constant, and which uses were replaced in what insns to dump file.
3048 2001-07-16 Andreas Jaeger <aj@suse.de>
3050 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
3051 variables of type HOST_WIDEST_INT.
3053 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
3054 (__bb_exit_func): Correct type of count_max to avoid overflow.
3055 (num_digits): Handle long long argument.
3057 * combine.c (gen_lowpart_for_combine): Remove unused variable.
3059 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
3061 * output.h (sdb_begin_function_line): Restore as an extern
3063 * sdbout.c (sdb_begin_function_line): Make extern.
3065 2001-07-15 Richard Henderson <rth@redhat.com>
3067 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
3068 * genrecog.c (maybe_both_true_mode): New.
3069 (maybe_both_true_2): Use it.
3070 (write_switch): Don't put Pmode in a switch.
3071 * rtl.c (mode arrays): Don't explicitly size them.
3073 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3075 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
3076 handling; move unconditional splitting before mode switching.
3078 * i386.md (type): Add fistp type.
3079 (i387, length_attr, scheduling definitions): Handle this type.
3080 (fix_trunc?f?i2): Revamp to use mode switching.
3081 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
3082 * i386.h (fp_cw_mode): New enum
3083 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
3084 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
3086 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3088 * Makefile.in (integrate.o): Add debug.h.
3089 * integrate.c (debug.h): Add.
3090 (output_inline_function): Save, reset, and restore debug_hooks.
3092 2001-07-15 Richard Henderson <rth@redhat.com>
3094 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
3095 instead of COMPARE for the EQUIV expression.
3097 2001-07-15 Richard Henderson <rth@redhat.com>
3099 * flow.c (redirect_edge_and_branch_force): Initialize
3100 global_live_at_start and global_live_at_end.
3101 (allocate_bb_life_data): Export.
3102 * basic-block.h (allocate_bb_life_data): Declare.
3103 * toplev.c (rest_of_compilation): Call it.
3105 2001-07-15 Richard Henderson <rth@redhat.com>
3107 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
3108 (alpha_tablejump_best_label): New.
3109 * config/alpha/alpha-protos.h: Declare them.
3110 * config/alpha/alpha.md: Use braced strings for code blocks.
3111 (tablejump_osf): Break out add with r29.
3112 (tablejump_osf_internal): Remove.
3113 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
3114 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
3116 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3118 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
3121 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
3123 * i386-protos.h (ix86_split_fp_branch): Update prototype.
3124 (ix86_fp_jump_nontrivial_p): New.
3125 * i386.md (fp_jcc_?): Update call of split_fp_branch;
3126 use ix86_fp_jump_nontrivial_p.
3127 * i386.c (ix86_fp_jump_nontrivial_p): New.
3128 (ix86_split_fp_branch): Accept code instead of rtx.
3129 (ix86_expand_compare): Expand comparison early in case
3130 doing so is resonably cheap.
3132 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
3134 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
3136 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
3137 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
3139 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
3141 * dbxout.c (dbxout_source_line): Make static, update prototype.
3142 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
3143 (dbxout_init, dbxout_finish, dbxout_source_line,
3144 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
3145 * dbxout.h (dbxout_source_line): Delete.
3146 * debug.c (debug_nothing_file, debug_nothing_file_int,
3147 debug_nothing_file_charstar_rtx): New.
3148 (do_nothing_debug_hooks): Update.
3149 (debug_nothing_void, debug_nothing_charstar_rtx,
3150 dwarf2out_end_epilogue): New.
3151 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3152 * debug.h (struct rtx_def): Declare.
3153 (gcc_debug_hooks): New hooks source_line, end_epilogue
3155 (debug_nothing_void, debug_nothing_charstar_rtx,
3156 dwarf2out_end_epilogue): New.
3157 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
3158 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
3159 (dwarf2_debug_hooks): Update.
3160 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
3161 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
3162 * dwarf2out.h (dwarf2out_source_line): Remove.
3163 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
3164 Make static, update prototype.
3165 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
3166 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
3167 (dwarf_debug_hooks): Update.
3168 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
3169 dwarfout_end_function): Remove.
3170 * final.c (profile_function): Use debug hooks for ending functions
3172 (output_source_line, final_end_function): Update prototype,
3174 (final_start_function, final_scan_insn): Update.
3175 * output.h (sdb_begin_function_line): Remove.
3176 (final_end_function): Update prototype.
3177 * sdbout.c (sdb_begin_function_line): Make static.
3178 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
3179 (sdbout_source_line): New.
3180 (sdbout_end_epilogue, sdbout_end_function): Make static, update
3182 (sdb_debug_hooks): Update.
3183 (sdbout_init, sdbout_source_line,
3184 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
3185 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
3186 * toplev.c (compile_file, rest_of_compilation): Update.
3187 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
3188 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
3189 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
3190 Update for prototype changes.
3191 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
3192 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
3194 2001-07-15 Richard Henderson <rth@redhat.com>
3196 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
3197 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
3198 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
3199 * config/alpha/alpha.c: Likewise.
3200 * config/alpha/alpha.md: Likewise.
3201 * config/alpha/alpha32.h: Likewise.
3202 * config/alpha/vms.h: Likewise.
3205 2001-07-14 Richard Henderson <rth@redhat.com>
3207 * config/alpha/alpha.md: Use define_constants for unspec values.
3208 Substitute throughout.
3210 2001-07-14 Tim Josling <tej@melbpc.org.au>
3212 * tree.def (EXPON_EXPR) remove. Never supported anyway.
3214 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3216 * pa.md: Remove unused constraints from define_split's.
3218 2001-04-14 Richard Henderson <rth@redhat.com>
3220 * ifcvt.c (find_cond_trap): Test for exit block.
3222 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
3224 Re-install recently reverted patch.
3225 * emit-rtl.c (try_split): Update mark_jump_label call.
3226 * flow.c (find_sub_basic_blocks): Likewise.
3227 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3229 (mark_all_labels): Kill second parameter.
3230 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3231 (rebuild_jump_labels, jump_optimize_minimal): Update call
3233 (jump_optimize_1): Kill crossjumping code.
3234 (mark_jump_label): Kill cross_jump parameter.
3235 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3236 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3237 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3239 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3241 (dump_file_info): Likewise.
3242 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3243 reorganize passes to do reg-stack first, bb-reorder second.
3244 * invoke.texi (-d letters doc): Remove the jump2 pass.
3246 2001-07-14 Richard Henderson <rth@redhat.com>
3248 * ifcvt.c (find_cond_trap): New.
3249 (find_if_header): Call it.
3250 (merge_if_block): Relax existing jump sanity check.
3251 * jump.c (jump_optimize_1): Remove conditional trap handling.
3253 2001-07-14 Alan Modra <amodra@bigpond.net.au>
3255 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
3257 (insn_refs_are_delayed): Correct comment.
3258 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
3259 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
3260 instead of r31. Make associated insn !TARGET_64BIT, and
3261 provide an additional 64-bit insn that clobbers r2.
3263 (udivsi3): Likewise.
3265 (umodsi3): Likewise.
3267 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
3269 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
3271 * flow.c (redirect_edge_and_branch_force, split_edge,
3272 try_crossjump_to_edge): Use set_block_for_new_insns.
3273 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
3275 2001-07-13 H.J. Lu (hjl@gnu.org)
3277 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
3280 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3282 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
3284 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
3286 * c-common.c (decl_attributes): Take a pointer to the node to
3287 which attributes are to be attached, and a flags argument.
3288 * c-common.h (enum attribute_flags): New.
3289 (decl_attributes): Update prototype.
3290 * c-decl.c (start_decl, push_parm_decl, finish_struct,
3291 finish_enum, start_function): Update calls to decl_attributes.
3292 * c-parse.in (component_declarator, component_notype_declarator,
3293 label): Update calls to decl_attributes.
3295 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
3297 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
3298 * config/avr/avr.c (legitimate_address_p): Return value changed
3299 from letter to register classes. For better debugging.
3301 2001-07-13 Kazu Hirata <kazu@hxi.com>
3303 * jump.c (reversed_comparison_code_parts): Fix comment typos.
3305 2001-07-13 H.J. Lu (hjl@gnu.org)
3307 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
3309 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
3311 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
3312 correctly for shared configurations.
3313 * config/t-libgcc-pic: New.
3314 * config/{i386,m68k,sparc}/t-openbsd: New.
3315 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
3316 Support -shared. Support debugging libraries with -g.
3317 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
3318 frame information does not emit pointer diffs.
3319 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
3322 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
3324 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
3326 2001-07-13 David Edelsohn <edelsohn@gnu.org>
3328 * combine.c (try_combine): Ensure const_int pow2 is positive.
3330 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
3332 * config.gcc: Add configuration for s/390.
3333 * config/s390/s390.c: New. Subroutines for code generation.
3334 * config/s390/s390.h: New. Definitions for s/390.
3335 * config/s390/s390-protos.h: New. Prototypes.
3336 * config/s390/linux.h: New. Definitions for linux for s/390.
3337 * config/s390/linux64.h: New. Definitions for linux for zSeries.
3338 * config/s390/t-linux: New. Makefile fragment.
3339 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
3340 * config/s390/fixdfdi.h: New. Fix L_fix*di.
3342 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3344 * emit-rtl.c (try_split): Update mark_jump_label call.
3345 * flow.c (find_sub_basic_blocks): Likewise.
3346 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
3348 (mark_all_labels): Kill second parameter.
3349 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
3350 (rebuild_jump_labels, jump_optimize_minimal): Update call
3352 (jump_optimize_1): Kill crossjumping code.
3353 (mark_jump_label): Kill cross_jump parameter.
3354 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
3355 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3356 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3358 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3360 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3361 reorganize passes to do reg-stack first, bb-reorder second.
3362 * invoke.texi (-d letters doc): Remove the jump2 pass.
3364 2001-07-12 Steve Ellcey <sje@cup.hp.com>
3366 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
3368 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3370 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
3372 (verify_flow_info): Make diagnostics prettier.
3374 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3376 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
3378 * flow.c (outgoing_edges_match): Return early if condition reversal
3381 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
3383 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
3384 (mips_move_2words): When splitting a move into two instructions,
3385 prefix the second address operand with '%D'.
3387 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
3389 * Makefile.in (final.o): Depend on debug.h.
3390 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
3391 (dbx_debug_hooks): Add new hooks.
3392 (xcoff_debug_hooks): New.
3393 * debug.c (debug_nothing_file_int_int): New.
3394 (do_nothing_debug_hooks): Update.
3395 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
3396 (debug_nothing_file_int_int): New.
3397 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
3398 static, update prototype.
3399 (dwarf2_debug_hooks): Update.
3400 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
3401 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
3402 static, update prototype.
3403 (dwarf_debug_hooks): Update.
3404 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
3405 * final.c: Include debug.h.
3406 (final_scan_insn): Use debug hooks when beginning and ending blocks.
3407 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
3408 static, update prototype.
3409 (sdb_debug_hooks): Update.
3410 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
3411 * toplev.c: Distinguish between xcoff and dbx.
3413 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
3414 Call all debug hooks, not just dwarf ones.
3416 2001-07-11 Timothy Wall <twall@redhat.com>
3418 * config.gcc: Add configuration for AIX5/IA64.
3419 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
3420 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
3421 support prefix/suffix code.
3422 * config/ia64/t-aix: New. Makefile fragment.
3423 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
3425 2001-07-11 Kazu Hirata <kazu@hxi.com>
3427 * recog.c (validate_change): Fix a comment typo.
3429 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
3431 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
3432 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
3434 * dbxout.c (dbx_debug_hooks): Add new hooks.
3435 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
3437 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
3439 * dbxout.h (dbxout_start_new_source_file,
3440 dbxout_resume_previous_source_file): Delete.
3441 * debug.c (do_nothing_debug_hooks): Add new hooks.
3442 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3443 (debug_nothing_int_charstar, debug_nothing_int): New.
3444 * debug.h (gcc_debug_hooks): New hooks define, undef,
3445 start_source_file and end_source_file.
3446 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3447 (debug_nothing_int_charstar, debug_nothing_int): New.
3448 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
3449 the conditionally compiled section.
3450 (dwarf2out_start_source_file, dwarf2out_end_source_file,
3451 dwarf2out_define, dwarf2out_undef): Make static.
3452 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
3453 dwarf2out_define, dwarf2out_undef): Remove.
3454 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
3455 (dwarfout_start_source_file, dwarfout_end_source_file,
3456 dwarfout_define, dwarfout_undef): Make static.
3457 (dwarfout_start_source_file_check,
3458 dwarfout_end_source_file_check): New.
3459 (dwarfout_define, dwarfout_finish): Update.
3460 * dwarfout.h (dwarfout_start_new_source_file,
3461 dwarfout_resume_previous_source_file, dwarfout_define,
3462 dwarfout_undef): Remove.
3463 * sdbout.c (sdb_debug_hooks): Add new hooks.
3464 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
3466 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
3467 make static, take an arg.
3468 * sdbout.h (sdbout_start_new_source_file,
3469 sdbout_resume_previous_source_file): Delete.
3470 * toplev.c (debug_start_source_file, debug_end_source_file,
3471 debug_define, debug_undef): Delete.
3472 * toplev.h (debug_start_source_file, debug_end_source_file,
3473 debug_define, debug_undef): Delete.
3475 * java/jcf-parse.c: Include debug.h.
3476 (parse_class_file): Update to use debug hooks directly.
3477 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
3479 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3481 * alias.c (set_mem_alias_set): New function.
3482 * rtl.h (set_mem_alias_set): Declare it.
3483 * builtins.c (expand_builtin_return_addr): Call it instead of
3484 using MEM_ALIAS_SET accessor.
3485 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
3486 (get_memory_rtx, expand_builtin_va_arg): Likewise.
3487 (expand_builtin_va_copy):Likewise.
3488 * caller-save.c (setup_save_areas): Likewise.
3489 * calls.c (compute_argument_addresses): Likewise.
3490 * explow.c (set_mem_attributes): Likewise.
3491 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
3492 (expand_assignment, store_constructor_field, store_field): Likewise.
3493 (expand_expr_unaligned): Likewise.
3494 * function.c (assign_stack_temp_for_type): Likewise.
3495 (put_reg_into_stack, gen_mem_addressof): Likewise.
3496 * ifcvt.c (noce_try_cmove_arith): Likewise.
3497 * reload1.c (reload, alter_reg): Likewise.
3498 * config/alpha/alpha.c (get_aligned_mem): Likewise.
3499 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
3500 (alpha_expand_unaligned_store): Likewise
3501 (alpha_expand_unaligned_load_words): Likewise.
3502 (alpha_expand_unaligned_store_words): Likewise.
3503 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3504 (alpha_expand_epilogue): Likewise.
3505 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3506 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3507 * config/i386/i386.c (legitimize_pic_address): Likewise.
3508 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3509 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3510 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3511 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3512 * config/mips/mips.c (mips_va_arg): Likewise.
3513 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3514 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3515 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3516 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3517 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3518 (rs6000_emit_epilogue): Likewise.
3519 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3520 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3521 * config/v850/v850.c (v850_va_arg): Likewise.
3523 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3525 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3526 when fallthru edge is present.
3527 (mege_blocks): Handle case where creation of jump insn
3530 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3531 CLEANUP_POST_REGSTACK): New constants.
3532 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3533 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3534 * output.h (cleanup_cfg): Update prototype.
3535 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3536 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3537 cleanup_cfg call; kill missleading comment.
3538 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3539 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3540 parameter; control optimizations performed using it.
3541 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3542 try_crossjump_bb): New functions.
3544 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3546 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3548 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3549 pa_output_function_prologue.
3550 * pa-protos.h (pa_output_function_prologue): New prototype.
3552 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3554 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3555 and low to get correct sign extension in low+high test.
3557 2001-07-11 Janis Johnson <janis@us.ibm.com>
3559 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3560 for large hit count.
3562 * profile.c (branch_prob): Fix .bbg info for computed gotos
3565 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3567 * stmt.c (parse_output_constraint): New function, split out
3569 (expand_asm_operands): ... here. Use parse_output_constraint.
3570 * tree.h (parse_output_constraint): Declare it.
3572 2001-07-11 Richard Henderson <rth@redhat.com>
3574 * bitmap.c: Comment some functions; fiddle whitespace.
3575 (bitmap_free): Don't export.
3576 (bitmap_element_allocate): Use memset.
3577 * bitmap.h (bitmap_free): Don't declare.
3579 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3581 * gcse.c, lcm.c, sched-deps.c:
3582 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3584 * flow.c (flow_loops_find): Free dom if we found no loops, since
3585 we aren't going to save it.
3587 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3590 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3592 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3594 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3596 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3597 #ifndef DWARF2_DEBUGGING_INFO.
3599 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3601 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3603 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3605 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3606 reverse a branch if a NE comparison is implemented with GTU.
3608 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3609 H.J. Lu <hjl@gnu.org>
3611 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3613 (call_internal2): Likewise.
3614 (call_value_internal1): Likewise.
3615 (call_value_internal2): Likewise.
3616 (call_value_multiple_internal1): Likewise.
3617 (call_value_multiple_internal2): Likewise.
3619 2001-07-10 Kazu Hirata <kazu@hxi.com>
3621 * calls.c (emit_library_call_value_1): Fix a comment typo.
3622 * dwarf2out.c (mem_loc_descriptor): Likewise.
3623 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3625 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3627 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3629 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3631 * recog.c (offsettable_address_p): Handle LO_SUM case.
3632 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3633 instead of plus_constant.
3635 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3637 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3638 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3640 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3642 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3643 adjust_address_nv instead of plus_constant.
3645 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3647 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3648 dwarf2out.o): Depend on debug.h, wrap long lines.
3649 * dbxout.c: Include debug.h.
3650 (dbx_debug_hooks): New.
3651 (dbxout_init): Make static, take just 2 args.
3652 (dbxout_finish): Make static.
3653 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3654 * debug.c: New file.
3655 * debug.h: New file.
3656 * dwarf2out.c: Include debug.h.
3657 (dwarf2_debug_hooks): New.
3658 (dwarf2out_init): Make static.
3659 (dwarf2out_finish): Make static, take 2 args.
3660 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3661 * dwarfout.c: Include debug.h.
3662 (dwarf_debug_hooks): New.
3663 (dwarfout_init): Make static.
3664 (dwarfout_finish): Make static, take 2 args.
3665 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3666 * sdbout.c: Include debug.h.
3667 (sdb_debug_hooks): New.
3668 (sdbout_init): Make static, take 2 args.
3669 * sdbout.h (sdbout_init): Delete.
3670 * toplev.c: Include debug.h.
3672 (compile_file): Set deubg_hooks based on command line options.
3673 Use the hooks unconditionally rather than conditional compilation.
3675 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3677 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3678 first_insn_after_basic_block_note instead.
3680 * df.c (df_bb_refs_unlink): #if 0 out for now.
3682 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3684 * ssa.h: Add prototype for ssa_const_prop
3685 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3686 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3687 (ssa_fast_dce): Remove unused variable
3689 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3691 * diagnostic.c (finish_diagnostic): Rename to
3692 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3695 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3697 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3700 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3701 (dump_file): Only pad the demangled name with spaces if the
3702 mangled name was padded with spaces.
3704 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3706 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3709 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3711 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3712 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3715 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3716 whether can put offset inside LO_SUM to check mode alignment, not size.
3718 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3720 * doc/tm.texi (Misc): Fix thinko.
3722 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3724 * regmove.c (replace_in_call_usage): Fix warnings.
3725 * sched-deps.c (add_dependence): Fix warnings.
3726 * simplify-rtx.c (simplify_subreg): Likewise.
3727 Return NULL_RTX instead of NULL.
3729 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3730 (subst_asm_stack_regs): Likewise.
3732 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3735 * dwarf2out.c (output_call_frame_info): Declare i as int.
3736 (build_abbrev_table): Declare n_alloc as int.
3737 (dwarf2out_finish): Initialize die.
3738 * except.c: Declare sjlj_funcdef_number as unsigned.
3739 (connect_post_landing_pads): Declare j as unsigned.
3740 (convert_to_eh_region_ranges): Initialize call_site.
3741 (output_function_exception_table): Initialize tt_format_size.
3742 * expr.c (move_by_pieces_1): Initialize to1.
3743 (store_constructor): Initialize minelt and maxelt.
3744 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3745 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3747 * c-decl.c (combine_parm_decls): Unused, remove.
3748 * c-tree.h: Remove prototype for combine_parm_decls.
3750 * reload.c (push_reload): Fix warning.
3751 (regno_clobbered_p): Likewise.
3752 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3753 (reload_combine): Likewise.
3755 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3756 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3758 * bitmap.c (bitmap_operation): Change user.
3759 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3761 2001-07-10 Eric Christopher <echristo@redhat.com>
3763 * config/mips/mips.c (override_options): Fix typo.
3765 2001-07-09 Stan Shebs <shebs@apple.com>
3767 * target.h (struct gcc_target): New fields init_builtins and
3769 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3770 (TARGET_EXPAND_BUILTIN): New macro.
3771 (TARGET_INITIALIZER): Add them.
3772 * builtins.c: Include target.h.
3773 (expand_builtin): Use targetm.expand_builtin.
3774 (default_init_builtins): New function.
3775 (default_expand_builtin): New function.
3776 * expr.h (default_init_builtins): Declare.
3777 (default_expand_builtin): Declare.
3778 * c-common.c (c_common_nodes_and_builtins): Use
3779 targetm.init_builtins.
3780 * defaults.h (MD_INIT_BUILTINS): Remove.
3781 * Makefile.in (builtins.o): Depend on target.h.
3783 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3784 (TARGET_EXPAND_BUILTIN): Define.
3785 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3786 (MD_EXPAND_BUILTIN): Remove.
3788 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3789 (TARGET_EXPAND_BUILTIN): Define.
3790 (c4x_init_builtins): Make endlink arg a local.
3791 (c4x_print_operand): Fix typos in adjust_address usages.
3792 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3793 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3794 (MD_EXPAND_BUILTIN): Remove.
3796 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3797 (TARGET_EXPAND_BUILTIN): Define.
3798 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3799 (ix86_init_builtins): Call new function only if TARGET_MMX.
3800 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3801 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3802 (MD_EXPAND_BUILTIN): Remove.
3804 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3805 (TARGET_EXPAND_BUILTIN): Define.
3806 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3807 (MD_EXPAND_BUILTIN): Remove.
3809 * doc/tm.texi: Document these changes.
3811 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3813 * basic-block.h (tree_node): Forward declare if needed.
3814 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3815 (BLOCK_HEAD_TREE): Define.
3816 (BLOCK_END_TREE): Define.
3817 (struct loops): Rename field 'tree' to 'tree_root'.
3818 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3820 (flow_loops_tree_build): Rename reference to field 'tree' to
3822 (flow_loops_level_compute): Ditto.
3823 * predict.c (estimate_bb_frequencies): Ditto.
3824 * tree.h (struct tree_common): Add field 'aux'.
3826 2001-07-09 Stan Shebs <shebs@apple.com>
3828 * config/darwin.c (darwin_encode_section_info): Don't mark any
3829 DECL_EXTERNAL node as defined.
3831 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3833 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3834 pa_free_machine_status, hppa_init_pic_save): Delete.
3835 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3836 (hppa_profile_hook): Use hppa_pic_save_rtx.
3837 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3838 hppa_init_pic_save): Delete.
3839 (hppa_pic_save_rtx): Declare.
3840 * pa.md (call, call_value, sibcall, sibcall_value,
3841 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3843 2001-07-09 Kazu Hirata <kazu@hxi.com>
3845 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3846 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3848 2001-07-09 Andreas Jaeger <aj@suse.de>
3850 * output.h: Add declaration of final_forward_branch_p.
3852 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3854 * varray.c: Include errors.h for internal_error and trim_filename
3857 * Makefile.in (varray.o): Add errors.h.
3859 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3861 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3862 * optabs.c (have_add2_insn): Check whether the add insn chosen
3863 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3864 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3866 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3868 * Makefile.in (OBJS): Add ssa-ccp.o
3869 (ssa-ccp.o): Add dependencies.
3870 * toplev.c (DFI_ssa_ccp): New dump file enum.
3871 (dump_file): Add entry for dumping after SSA CCP.
3872 (flag_ssa_ccp): New flag variable.
3873 (f_options): Add -fssa-ccp.
3874 (rest_of_compilation): Run SSA CCP if requested.
3875 * timevar.def (TV_SSA_CCP): New timevar.
3876 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3877 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3878 Fix minor typo in SSA DCE documentation.
3879 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3880 Add documentation for new dump option. Renumber dump files
3883 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3885 * emit-rtl.c (gen_highpart_mode): New.
3886 * rtl.h (gen_highpart_mode): Declare.
3887 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3888 operand can be VOIDmode constant.
3890 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3892 * flow.c (redirect_edge_and_branch_force): New.
3893 (can_fallthru): Ensure that basic blocks are succeeding.
3894 (try_optimize_cfg): Do not delete basic block if it is the last one.
3896 * flow.c (try_redirect_by_replacing_jump): Do not remove
3897 jumps with side effects, unlink chain on fallthru edge;
3898 set block for new jump instruction; avoid basic block to
3899 over by line number note.
3901 * flow.c (try_simplify_condjump): Verify that the condjump
3902 is not always falling trought.
3905 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3907 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3908 (try_redirect_by_replacing_jump): Update properly the count
3909 and frequency information.
3911 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3913 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3914 address that is a LO_SUM specially.
3915 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3917 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3919 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3920 (operand_subword): Use them.
3921 (change_address_1): Renamed from change_address; new arg VALIDATE.
3922 * expr.h: Reflect above changes; change_address now macro.
3923 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3925 * cselib.c (add_mem_for_addr): Likewise.
3926 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3927 * regmove.c (try_apply_stack_adjustment): Likewise.
3928 * reload.c (push_reload, make_memloc): Likewise.
3929 * reload1.c (eliminate_regs): Likewise.
3930 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3931 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3933 * combine.c (make_extraction, simplify_shift_const): Likewise.
3934 (gen_lowpart_for_combine): Likewise.
3935 * cse.c (gen_lowpart_if_possible): Likewise.
3936 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3937 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3938 * optabs.c (gen_move_insn): Likewise.
3939 * reload1.c (alter_reg): Likewise.
3940 * simplify-rtx.c (simplify_subreg): Likewise.
3941 * stmt.c (expand_anon_union_decl): Likewise.
3942 * recog.c (validate_replace_rtx_1): Likewise.
3944 * Makefile.in (recog.o): Add $(EXPR_H).
3945 * explow.c (stabilize): Call replace_equiv_address.
3946 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3947 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3949 2001-07-03 Andrew Haley <aph@redhat.com>
3951 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3952 the mode of the memory location.
3954 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3956 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3958 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3960 * final.c (output_addr_const): Use target opening and
3961 closing parentheses.
3962 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3963 defaults, add to TARGET_ASM_OUT.
3964 * target.h (struct gcc_target): Add open_paren and close_paren.
3965 * doc/md.texi: Update.
3966 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3967 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3968 TARGET_ASM_CLOSE_PAREN.
3969 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3971 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3973 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3974 * config/a29k/a29k.h: Similarly.
3975 * config/alpha/alpha.h: Similarly.
3976 * config/arc/arc.h: Similarly.
3977 * config/arm/aof.h: Similarly.
3978 * config/arm/aout.h: Similarly.
3979 * config/avr/avr.h: Similarly.
3980 * config/c4x/c4x.h: Similarly.
3981 * config/clipper/clipper.h: Similarly.
3982 * config/convex/convex.h: Similarly.
3983 * config/d30v/d30v.h: Similarly.
3984 * config/dsp16xx/dsp16xx.h: Similarly.
3985 * config/elxsi/elxsi.h: Similarly.
3986 * config/fr30/fr30.h: Similarly.
3987 * config/h8300/h8300.h: Similarly.
3988 * config/i370/i370.h: Similarly.
3989 * config/i386/i386.h: Similarly.
3990 * config/i860/i860.h: Similarly.
3991 * config/i960/i960.h: Similarly.
3992 * config/ia64/ia64.h: Similarly.
3993 * config/m32r/m32r.h: Similarly.
3994 * config/m68hc11/m68hc11.h: Similarly.
3995 * config/m68k/m68k.h: Similarly.
3996 * config/m88k/m88k.h: Similarly.
3997 * config/mcore/mcore.h: Similarly.
3998 * config/mips/mips.h: Similarly.
3999 * config/mn10200/mn10200.h: Similarly.
4000 * config/mn10300/mn10300.h: Similarly.
4001 * config/ns32k/ns32k.h: Similarly.
4002 * config/pa/pa.h: Similarly.
4003 * config/pdp11/pdp11.h: Similarly.
4004 * config/pj/pj.h: Similarly.
4005 * config/romp/romp.h: Similarly.
4006 * config/rs6000/rs6000.h: Similarly.
4007 * config/sh/sh.h: Similarly.
4008 * config/sparc/sparc.h: Similarly.
4009 * config/v850/v850.h: Similarly.
4010 * config/vax/vax.h: Similarly.
4011 * config/we32k/we32k.h: Similarly.
4013 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
4015 * doc/c-tree.texi: Document representation of attributes.
4017 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
4019 * doc/tm.texi: Update some places for the rename of target to
4022 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
4024 * target.h (struct gcc_target): Add insert_attributes.
4025 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
4026 (TARGET_INITIALIZER): Update.
4027 * tree.c, tree.h (default_insert_attributes): New function.
4028 Update comments on other default functions to refer to targetm,
4030 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
4031 TARGET_INSERT_ATTRIBUTES.
4032 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
4033 * c-common.c (decl_attributes): Use targetm.insert_attributes.
4034 Don't use PRAGMA_INSERT_ATTRIBUTES.
4035 * Makefile.in (c-common.o): Depend on $(TARGET_H).
4036 * c-decl.c (start_decl, start_function): Don't call
4037 SET_DEFAULT_DECL_ATTRIBUTES.
4038 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
4039 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
4041 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
4042 (c4x_check_attribute): Avoid modifying attribute list itself.
4043 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
4045 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
4046 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
4048 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
4049 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
4051 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
4052 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
4054 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
4055 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
4056 Adjust parameters. Make static.
4058 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
4060 * c-common.c (decl_attributes): Only take a single attributes
4062 * c-common.h (decl_attributes): Update prototype.
4063 * c-decl.c (start_decl, start_function): Only take a single
4064 attributes parameter. Update calls to decl_attributes.
4065 (finish_struct, finish_enum): Update calls to decl_attributes.
4066 (push_parm_decl): Expect unified list of attributes. Update call
4068 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
4069 notype_nested_function, component_declarator,
4070 component_notype_declarator, label): Update calls to
4072 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
4073 lists that are passed to push_parm_decl.
4074 * c-tree.h (start_function, start_decl): Update prototypes.
4075 * config/sh/sh-protos.h, config/sh/sh.c
4076 (sh_pragma_insert_attributes): Only take a single attributes
4078 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
4079 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
4080 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
4081 build_module_descriptor, generate_static_references,
4082 generate_strings, build_selector_translation_table,
4083 generate_descriptor_table, generate_protocols,
4084 generate_ivars_list, generate_dispatch_table,
4085 generate_protocol_list, generate_category,
4086 generate_shared_structures, really_start_method, add_objc_decls,
4087 generate_classref_translation_entry): Update calls to start_decl
4089 (build_tmp_function_decl, start_method_def): Unify attribute lists
4090 that are passed to push_parm_decl.
4092 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
4094 * final.c (no_asm_to_stream): New.
4095 (final_scan_insn): Use target structures for prologue ends
4096 and epilogue starts.
4097 * output.h (no_asm_to_stream): New.
4098 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
4099 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
4100 (TARGET_ASM_OUT): Update.
4101 * target.h (struct gcc_target): New members function_end_prologue
4102 and function_begin_epilogue.
4103 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
4104 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
4105 * config/alpha/alpha.c (output_end_prologue): Rename to
4106 alpha_output_function_end_prologue. Use in target struct
4108 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
4109 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
4110 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
4111 ia64_output_function_end_prologue. Use in target struct
4113 (ia64_function_prologue, ia64_funciton_epilogue): Rename
4114 mistyped prototypes.
4115 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
4116 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
4118 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
4119 an use in target struct, make static.
4120 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
4123 2001-07-08 Richard Henderson <rth@redhat.com>
4125 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
4127 2001-07-08 Richard Henderson <rth@redhat.com>
4129 * config/i386/i386.md: Remove constraints strings from define_split
4130 and define_peephole2 patterns.
4131 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
4132 (eh_return): Use them.
4134 2001-07-08 Richard Henderson <rth@redhat.com>
4136 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
4137 Document MD_FALLBACK_FRAME_STATE_FOR.
4139 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4141 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
4142 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
4144 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
4146 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
4148 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
4149 of the label inside NAME as opposed to just the end of NAME.
4151 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
4153 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
4154 * config/alpha/alpha.c (alpha_init_machine_status,
4155 alpha_mark_machine_status, alpha_free_machine_status): Delete.
4156 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
4157 (vms_valid_decl_attribute_p): Make static, conditionally compile.
4158 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
4160 2001-07-06 Stan Shebs <shebs@apple.com>
4162 * target.h (targetm): Rename global from "target", so as not to
4163 conflict with local variables.
4165 * c-typeck.c: Ditto.
4169 * cp/decl2.c: Ditto.
4170 * cp/typeck.c: Ditto.
4171 * 1750a/1750a.c: Ditto.
4172 * a29k/a29k.c: Ditto.
4176 * clipper/clipper.c: Ditto.
4177 * convex/convex.c: Ditto.
4178 * d30v/d30v.c: Ditto.
4179 * dsp16xx/dsp16xx.c: Ditto.
4180 * elxsi/elxsi.c: Ditto.
4181 * fr30/fr30.c: Ditto.
4182 * h8300/h8300.c: Ditto.
4183 * i370/i370.c: Ditto.
4184 * i386/i386.c: Ditto.
4185 * i860/i860.c: Ditto.
4186 * i960/i960.c: Ditto.
4187 * ia64/ia64.c: Ditto.
4188 * m32r/m32r.c: Ditto.
4189 * m68hc11/m68hc11.c: Ditto.
4190 * m68k/m68k.c: Ditto.
4191 * m88k/m88k.c: Ditto.
4192 * mips/mips.c: Ditto.
4193 * ns32k/ns32k.c: Ditto.
4195 * pdp11/pdp11.c: Ditto.
4196 * romp/romp.c: Ditto.
4197 * rs6000/rs6000.c: Ditto.
4199 * sparc/sparc.c: Ditto.
4201 * we32k/we32k.c: Ditto.
4202 * doc/tm.texi: Update the manual to match.
4204 2001-07-06 Richard Henderson <rth@redhat.com>
4206 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
4207 DWARF2_UNWIND_INFO not just whether it is defined.
4209 2001-07-06 Diego Novillo <dnovillo@redhat.com>
4211 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
4212 call to simplify_binary_operation returns a new pattern.
4214 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4216 * glimits.h (__SHRT_MAX__): New.
4217 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
4218 (SHRT_MAX): Define in terms of __SHRT_MAX__.
4220 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
4222 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
4225 2001-07-06 Richard Henderson <rth@redhat.com>
4227 * bitmap.c (bitmap_release_memory): Move adjacent to the
4228 allocation functions.
4229 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
4230 the implementation. Binary search for the set bit.
4231 (bitmap_union_of_diff): Allocate the temporary on the stack
4232 instead of using xmalloc.
4234 2001-07-06 Richard Henderson <rth@redhat.com>
4236 * genrecog.c (validate_pattern): Warn for constraints in
4237 define_{expand,split,peephole2}. Remove strict_low_part
4238 before looking up match_dup.
4240 2001-07-06 DJ Delorie <dj@redhat.com>
4242 * doc/gcc.texi (Makefile): Rename to be a more general purpose
4243 chapter about various build hints and history. Add section
4244 talking about the various types of native and cross builds.
4246 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
4248 * Makefile.in (final.o): Depend on target.h.
4249 * final.c: Include target.h.
4250 (default_function_pro_epilogue): New.
4251 (final_start_function): Use target structure for function prologues.
4252 (final_end_function): Use target structure for function epilogues.
4253 * fold-const.c (real_hex_to_f): Constify s and p.
4254 * output.h (default_function_pro_epilogue): New.
4255 * real.h (real_hex_to_f): Update prototype.
4256 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
4257 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
4258 (TARGET_INITIALIZER): Update.
4259 * target.h (gcc_target): Add struct asm_out.
4260 * doc/tm.texi: Update.
4263 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
4264 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
4265 in cpu/cpu.c, or rename old functions consistently. Take
4266 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
4267 redundant macros and prototypes. Make new functions static.
4269 * 1750a/1750a.c: Similarly.
4270 * 1750a/1750a.h: Similarly.
4271 * a29k/a29k-protos.h: Similarly.
4272 * a29k/a29k.c: Similarly.
4273 * a29k/a29k.h: Similarly.
4274 * arc/arc-protos.h: Similarly.
4275 * arc/arc.c: Similarly.
4276 * arc/arc.h: Similarly.
4277 * arm/arm-protos.h: Similarly.
4278 * arm/arm.c: Similarly.
4279 * arm/arm.h: Similarly.
4280 * avr/avr-protos.h: Similarly.
4281 * avr/avr.c: Similarly.
4282 * avr/avr.h: Similarly.
4283 * clipper/clipper-protos.h: Similarly.
4284 * clipper/clipper.c: Similarly.
4285 * clipper/clipper.h: Similarly.
4286 * convex/convex.c: Similarly.
4287 * convex/convex.h: Similarly.
4288 * d30v/d30v-protos.h: Similarly.
4289 * d30v/d30v.c: Similarly.
4290 * d30v/d30v.h: Similarly.
4291 * d30v/d30v.md: Similarly.
4292 * dsp16xx/dsp16xx-protos.h: Similarly.
4293 * dsp16xx/dsp16xx.c: Similarly.
4294 * dsp16xx/dsp16xx.h: Similarly.
4295 * elxsi/elxsi.c: Similarly.
4296 * elxsi/elxsi.h: Similarly.
4297 * fr30/fr30.c: Similarly.
4298 * fr30/fr30.md: Similarly.
4299 * h8300/h8300-protos.h: Similarly.
4300 * h8300/h8300.c: Similarly.
4301 * h8300/h8300.h: Similarly.
4302 * i370/i370-protos.h: Similarly.
4303 * i370/i370.c: Similarly.
4304 * i370/i370.h: Similarly.
4305 * i386/i386.c: Similarly.
4306 * i386/osf1elf.h: Similarly.
4307 * i386/osfrose.h: Similarly.
4308 * i860/i860-protos.h: Similarly.
4309 * i860/i860.c: Similarly.
4310 * i860/i860.h: Similarly.
4311 * i960/i960-protos.h: Similarly.
4312 * i960/i960.c: Similarly.
4313 * i960/i960.h: Similarly.
4314 * ia64/ia64-protos.h: Similarly.
4315 * ia64/ia64.c: Similarly.
4316 * ia64/ia64.h: Similarly.
4317 * m32r/m32r-protos.h: Similarly.
4318 * m32r/m32r.c: Similarly.
4319 * m32r/m32r.h: Similarly.
4320 * m68hc11/m68hc11-protos.h: Similarly.
4321 * m68hc11/m68hc11.c: Similarly.
4322 * m68hc11/m68hc11.h: Similarly.
4323 * m68k/crds.h: Similarly.
4324 * m68k/dpx2.h: Similarly.
4325 * m68k/m68k-protos.h: Similarly.
4326 * m68k/m68k.c: Similarly.
4327 * m68k/m68k.h: Similarly.
4328 * m68k/news.h: Similarly.
4329 * m88k/m88k-protos.h: Similarly.
4330 * m88k/m88k.c: Similarly.
4331 * m88k/m88k.h: Similarly.
4332 * mips/mips-protos.h: Similarly.
4333 * mips/mips.c: Similarly.
4334 * mips/mips.h: Similarly.
4335 * ns32k/merlin.h: Similarly.
4336 * ns32k/ns32k.c: Similarly.
4337 * ns32k/ns32k.h: Similarly.
4338 * ns32k/tek6000.h: Similarly.
4339 * pa/pa-protos.h: Similarly.
4340 * pa/pa.c: Similarly.
4341 * pa/pa.h: Similarly.
4342 * pdp11/2bsd.h: Similarly.
4343 * pdp11/pdp11-protos.h: Similarly.
4344 * pdp11/pdp11.c: Similarly.
4345 * pdp11/pdp11.h: Similarly.
4346 * romp/romp-protos.h: Similarly.
4347 * romp/romp.c: Similarly.
4348 * romp/romp.h: Similarly.
4349 * rs6000/rs6000-protos.h: Similarly.
4350 * rs6000/rs6000.c: Similarly.
4351 * rs6000/rs6000.h: Similarly.
4352 * rs6000/sysv4.h: Similarly.
4353 * sh/sh-protos.h: Similarly.
4354 * sh/sh.c: Similarly.
4355 * sh/sh.h: Similarly.
4356 * sparc/sparc-protos.h: Similarly.
4357 * sparc/sparc.c: Similarly.
4358 * sparc/sparc.h: Similarly.
4359 * vax/vax.c: Similarly.
4360 * vax/vax.h: Similarly.
4361 * vax/vms.h: Similarly.
4362 * we32k/we32k.c: Similarly.
4363 * we32k/we32k.h: Similarly.
4365 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
4367 * basic-block.h (first_insn_after_basic_block_note): Declare.
4368 * flow.c (first_insn_after_basic_block_note): Define. Moved
4370 * ssa.c (first_insn_after_basic_block_note): Remove.
4371 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
4373 (ssa_eliminate_dead_code): Properly update the CFG and PHI
4374 nodes when we find a dead conditional branch. Insert BARRIERs
4375 after any blocks with no successors, but which do not have
4378 2001-07-06 Zack Weinberg <zackw@stanford.edu>
4380 * varray.c (varray_check_failed): Use internal_error.
4382 2001-07-05 Andrew Haley <aph@redhat.com>
4384 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
4385 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
4386 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
4388 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
4390 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
4391 reference if the target constant is also a SYMBOL_REF.
4393 2001-07-05 Eric Christopher <echristo@redhat.com>
4395 * config/mips/mips.h (MASK_MIPS3900): Remove.
4396 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
4397 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
4398 (TARGET_MIPS3900): Change to use mips_arch.
4399 (TARGET_MIPS4000): New.
4400 (TARGET_MIPS4100): New.
4401 (TARGET_MIPS4300): New.
4402 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
4403 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
4405 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
4406 (ISA_HAS_BRANCHLIKELY): To here.
4407 (CC1_CPU_SPEC): New.
4408 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
4409 (mips_arch_string): Declare.
4410 (mips_arch): Declare.
4411 (TARGET_OPTIONS): Add -march and -mtune.
4413 * config/mips/mips.c (mips_arch_string): New.
4415 (override_options): Handle -march for codegen and -mtune
4416 for scheduling. Use mips_arch. Move tx39 target default here.
4417 (mips_parse_cpu): Move error message to override_options.
4419 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
4421 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
4423 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
4424 (MIPS Options): Ditto. Change mcpu entry to historical text.
4426 2001-07-05 H.J. Lu (hjl@gnu.org)
4428 * config/mips/mips.c (mips_parse_cpu): New function to parse
4431 2001-07-05 Jim Wilson <wilson@redhat.com>
4433 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
4434 * config/ia64/t-ia64: Likewise.
4435 (LIB1ASMFUNCS): Update comment.
4437 2001-07-05 David Edelsohn <edelsohn@gnu.org>
4439 * doc/install.texi (Install GCC: Binaries): Fix typo.
4441 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4443 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
4444 reference using the stack pointer, adjust it since we push Y
4446 ("*ashrsi3"): Likewise.
4447 ("*lshrsi3"): Likewise.
4449 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4451 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
4452 when -fomit-frame-pointer is used.
4454 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
4456 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
4457 (try_redirect_by_replacing_jump): Reverse updating properly the
4458 count and frequency information. Reverse removing cc0 setter.
4459 (forwarder_block_p): Reverse fixing for fallthru blocks.
4461 2001-07-05 DJ Delorie <dj@redhat.com>
4463 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
4464 (translate_options): If the above is defined, use it to map
4465 given options to new options.
4466 * doc/tm.texi: Document it.
4468 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
4469 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4471 * doc/invoke.texi (Optimize Options): Document that -fgcse may
4472 cause programs using computed gotos to run more slowly.
4474 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4476 * doc/install.texi (Specific): Markup, spelling and typo fixes.
4478 Consistently require binutils 2.11.2, not prereleases.
4479 (Specific, decstation-*): Canonicalize as mips-dec-*.
4480 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
4482 (Specific, m68k-altos): Removed reference to README.altos, deleted.
4483 (Specific, mips-*): Reword MIPS C compiler requirements.
4484 (Specific, powerpc*-*-*): New, mention --with-cpu once.
4485 (Specific, sunv5): Removed, obsolete.
4487 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
4489 * dwarf2out.c (output_loc_list): Use an all ones mask for
4490 .text asm output and don't rely on long long
4491 literals. Reformat some long lines.
4493 2001-07-05 Andreas Jaeger <aj@suse.de>
4495 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
4498 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4500 * dwarf2out.c (dwarf2out_define): Update comment.
4501 (dwarf2out_undef): Ditto.
4502 (dwarf2out_start_source_file): Ditto.
4503 (dwarf2out_end_source_file): Ditto.
4504 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4505 since we never call the start/end debug hook for the primary file.
4507 2001-07-04 Kazu Hirata <kazu@hxi.com>
4509 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4512 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4514 * cppinit.c (remove_dup_dirs): Inform if a system include
4515 directory is being reordered.
4516 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4518 * doc/cpp.texi (Search Paths): Likewise.
4519 * doc/gcc.texi (Interoperation): Remove information about
4522 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4524 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4525 (VARRAY_TOP_CHAR_PTR): Likewise.
4527 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4529 * gcc.c (process_command): Don't assign elements of a const char*.
4531 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4533 * emit-rtl.c (change_address): Don't abort if invalid address while
4534 reload is in progress.
4536 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4538 * c-lex.c (cb_file_change): Pass line number to
4539 debug_start_source_file.
4540 (cb_undefine): Pass correct line number to debug_undef.
4542 * toplev.c (debug_start_source_file): Add line number to
4543 parameters. Pass it along to dwarf2out_start_source_file.
4544 (decode_g_option): Stop resetting debug level back to normal when
4545 we change debug formats, unless the current level is
4546 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4549 * toplev.h (debug_start_source_file): Add line number to
4552 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4555 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4557 Output debug_macinfo data for starting file if requested.
4558 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4560 (dwarf2out_define): Output debug_macinfo data for defining a macro
4562 (dwarf2out_undef): Output debug_macinfo data for undefining a
4564 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4565 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4566 (macinfo_section_label): New. DWARF2 macro info section label.
4567 (dwarf2out_init): If we want macro info, output the start label
4569 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4570 attribute to the compilation unit die pointing to the macro info.
4572 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4574 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4575 DWARF2_DEBUGGING_INFO.
4576 (add_loc_descr_to_loc_list): Ditto.
4577 (output_loc_list): Ditto.
4578 Also, fix thinko in curr not being initialized.
4579 (gen_internal_sym): Ditto.
4581 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4583 * emit-rtl.c (replace_equiv_address): New function.
4584 * expr.h (replace_equiv_address): New declaration.
4585 * explow.c (validize_mem): Call it instead of change_address and
4586 also call if -fforce-addr and address is constant.
4587 * expr.c: Replace more calls to change_address with adjust_address
4588 and/or replace_equiv_address or to validize_mem.
4589 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4590 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4591 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4592 * config/i370/i370.md, config/i860/i860.md: Likewise.
4593 * config/i960/i960.md, config/mips/mips.c: Likewise.
4594 * config/mips/mips.md, config/pa/pa.md: Likewise.
4595 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4596 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4598 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4600 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4602 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4605 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4607 * doc/include: New directory.
4608 * doc/fdl.texi: Move to doc/include/fdl.texi.
4609 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4610 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4611 * doc/gcc.texi: Use funding.texi and gpl.texi.
4612 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4613 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4614 Update dependencies and use -I $(docdir)/include.
4616 2001-07-04 Anthony Green <green@redhat.com>
4618 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4620 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4622 * doc/install.texi (sparc64-*-*): Remove garbage.
4624 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4626 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4627 Fix typo in last change to use adjust_address.
4629 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4631 * doc/install.texi (Specific): Update information for *-*-solaris*.
4633 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4635 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4637 2001-07-03 Stan Shebs <shebs@apple.com>
4639 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4640 case for flag_no_mach_text_sections.
4641 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4642 * config/darwin.c (flag_no_mach_text_sections): Remove.
4643 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4645 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4647 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4648 and avoid checking for constant as first operand.
4649 * recog.c (find_constant_term_loc): No longer static.
4650 (adj_offettable_operand): Delete.
4651 * rtl.h (adj_offsettable_operand): Delete declaration.
4652 (find_constant_term): Add declaration.
4653 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4655 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4656 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4657 * config/i386/i386.c, config/i386/i386.md: Likewise.
4658 * config/i860/i860.c, config/i960/i960.c: Likewise.
4659 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4660 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4661 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4662 * config/mips/mips.c, config/mips/mips.md: Likewise.
4663 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4664 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4665 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4666 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4667 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4668 * config/ns32k/ns32k.md: Likewise.
4670 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4672 * rtl.c (copy_rtx): Handle 'T' format letter.
4673 * gensupport.c (collect_insn_data): Likewise.
4674 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4676 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4678 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4679 -B option. Use 'dir' not 'foo' as example directory name.
4681 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4683 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4684 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4686 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4688 * doc/cppinternals.texi: Improve formatting and logical markup.
4690 2001-07-03 Andreas Jaeger <aj@suse.de>
4692 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4694 * genrecog.c (write_header): Include reload.h for prototypes in
4697 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4700 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4701 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4702 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4703 i386_pe_valid_type_attribute_p): Add.
4704 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4705 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4707 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4709 * explow.c (plus_constant_wide, case LO_SUM): New case.
4710 (plus_constant_for_output_wide): Delete.
4711 * rtl.h (plus_constant_for_output): Delete.
4712 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4713 instead of plus_constant_for_output.
4714 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4715 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4716 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4717 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4718 * config/sparc/sparc.md: Likewise.
4719 Convert some change_address calls to adjust_address.
4721 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4723 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4724 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4725 documentation of -std and -Wwrite-strings.
4727 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4729 * cse.c (canon_hash): Don't register registers in very small
4730 register classes, as extending their lifetime might cause
4733 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4735 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4737 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4738 (try_redirect_by_replacing_jump): Update properly the count
4739 and frequency information.
4741 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4743 * toplev.c (dump_file_index): Move SSA dumps just after first
4745 (dump_file): Corresponding changes.
4746 (rest_of_compilation): Move SSA path to just after the first
4748 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4749 * doc/invoke.texi: Update dump file #s as they were completely
4750 out of date with reality.
4752 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4754 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4756 * expr.c (emit_move_insn_1): Deal with non-default
4759 * expr.c (emit_single_push_insn): Fix warning.
4761 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4763 * expr.c (emit_move_insn_1): Avoid modifying
4764 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4766 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4768 * emit-rtl.c (adjust_address): New function.
4769 * expr.h (adjust_address): Add declaration.
4770 * builtins.c: Replace some calls to change_address with calls to it
4772 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4773 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4774 * config/arm/arm.c, config/convex/convex.c: Likewise.
4775 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4776 * config/i386/i386.c, config/i386/i386.md: Likewise.
4777 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4778 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4779 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4780 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4781 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4783 2001-07-02 Jim Wilson <wilson@redhat.com>
4785 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4787 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4789 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4790 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4792 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4794 * cppinit.c (lang_defaults): New table.
4795 (set_lang): Just read from lang_defaults into the live options
4798 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4800 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4801 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4802 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4804 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4806 * doc/install.texi: Various spelling and markup fixes.
4807 (Installing GCC): Component specific installation instructions are
4810 Warn about removing old install dir in the presence of shared libs.
4811 (Configuration): Invoke with options target to match configure
4813 Consistently refer to gas, gld pathnames.
4814 Invert --enable-multilib documentation.
4815 Remove references to old compiler versions.
4817 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4819 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4821 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4823 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4825 (Specific, mips*-sgi-irix5): Note IDO download.
4826 Reworded MIPS C hints.
4827 Use GNU as instead of GAS.
4829 Removed SGI Freeware reference, IRIX 6 only.
4830 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4831 Note N64 library requirement/workaround.
4833 Complete list of structure passing bug victims.
4835 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4837 * doc/install.texi: Remove CVS Id.
4839 2001-07-02 Andreas Jaeger <aj@suse.de>
4841 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4842 (find_inherently_necessary): Remove unused variable.
4844 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4846 * c-common.h (TDI_inlined): New ast dump phase.
4847 (dump_flag_name): New function.
4848 * c-dump.c (dump_files): Add inlined phase.
4849 (dump_flag_name): Define.
4850 * doc/invoke.texi (-fdump-ast-inlined): Document.
4852 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4854 * stor-layout.c (layout_decl): Revert change to handling of alignment
4857 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4859 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4862 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4864 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4867 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4869 * tlink.c (recompile_files): Remove COMPILER_PATH and
4870 LIBRARY_PATH from the environment.
4872 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4874 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4875 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4877 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4879 * c-parse.in (OBJC_STRING): Kill.
4880 (objc_string): Decompose to [objc_string] '@' STRING.
4881 (reswords): Take the leading '@' off all the Objective C keywords.
4882 (objc_rid_sans_at): Kill.
4883 (init_reswords): Don't initialize it.
4884 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4885 (_yylex): Kill reconsider label. Look ahead one token after
4886 an '@'; if we get an identifier, check whether it's an
4887 Objective C @-keyword. If so, return the keyword. Otherwise,
4888 put back the token and return the '@' as a terminal.
4890 * cpplib.c (lex_macro_node): Remove unnecessary check for
4891 leading '@' on identifier. Clarify control flow and commentary.
4893 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4895 * cse.c (new_label_ref): Variable deleted.
4896 (insert): Remove set of new_label_ref.
4897 (check_for_label_ref): New function.
4898 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4900 See ChangeLog.5 for earlier changes.