1 2001-03-27 Zack Weinberg <zackw@stanford.edu>
3 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4 inclusion style. xm-m68hc11.h no longer exists.
5 * config/m68hc11/xm-m68hc11.h: Delete file.
6 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
8 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
9 Don't define GCC_VERSION, N_, or PARAMS; don't include
10 gansidecl.h or stdio.h. Define inhibit_libc here.
11 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
12 Delete code conditioned on #if GCC_VERSION == 2095.
14 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
15 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
16 Delete code conditioned on #if GCC_VERSION == 2095.
18 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20 * system.h: Include symcat.h.
21 (STRINGIFY): Don't define.
23 * configure.in: Adjust comment.
25 * builtins.c: Use STRINGX, not STRINGIFY.
26 * gencheck.c: Likewise.
27 * gengenrtl.c: Likewise.
28 * protoize.c: Likewise.
30 * cpplex.c: Don't include symcat.h.
33 * gansidecl.h (HAVE_STRINGIZE): Don't define.
35 2001-03-27 Alan Modra <alan@linuxcare.com.au>
37 * c-typeck.c (digest_init): Fold init expression.
39 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
41 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
43 2001-03-27 Alan Modra <alan@linuxcare.com.au>
45 * except.c (eh_regs): Save results of build_pointer_type to a temp
46 as FUNCTION_VALUE macro may evaluate its args multiple times.
48 2001-03-26 Mark Mitchell <mark@codesourcery.com>
50 * c-common.h (DECL_NUM_STMTS): New macro.
51 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
54 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
55 * integrate.c (expand_inline_function): Don't check
57 * print-tree.c (print_node): Don't print it.
58 * toplev.c (rest_of_compilation): Don't try to inline when
60 * tree.h (DECL_FRAME_SIZE): Remove.
61 (tree_decl): Adjust accordingly.
63 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
65 * combine.c (try_combine): Use memcpy, not bcopy.
67 * genattrtab.c (expand_units): Likewise.
69 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
71 * i386.md (push mem DI peep2): New.
72 (mov 0, mov -1 peep2): Handle 64bit.
73 (lea to arithmetics peep2): Handle 64bit leas.
74 (rsp arithmetics to push/pop peep2s): New.
76 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
78 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
80 * i386.c (struct machine_function): Add save_varrargs_registers.
81 (ix86_save_varrargs_registers): New macro.
82 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
83 (ix86_expand_prologue): Likewise.
84 (ix86_emit_epilogue_esp_adjustement): Likewise.
85 (ix86_expand_epilogue): Likewise.
86 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
87 (pro_epilogue_adjust_stack_1): New insn.
88 (pro_epilogue_adjust_stack_rex64): Likewise.
89 * i386.h (MASK_NO_RED_ZONE): New constant.
90 (TARGET_RED_ZONE): New macro.
91 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
92 (RED_ZONE_SIZE): New constant.
93 (RED_ZONE_RESERVE): New constant.
95 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
97 * toplev.c (set_float_handler): Use memcpy, not bcopy.
99 2001-03-25 Kazu Hirata <kazu@hxi.com>
101 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
107 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
109 * mkconfig.sh (DEFINES): Handle entries with '='.
111 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
112 Set xm_defines to MACRO=value instead.
114 * i370/xm-mvs.h: Delete.
116 * ns32k/xm-pc532-min.h: Likewise.
118 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
120 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
122 use ix86_expand_binary_operator
123 (?sh??i_?): Disable for 64bit.
124 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
125 * i386.c (shiftdi_operand): New predicate.
127 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
128 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
129 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
130 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
131 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
132 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
133 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
134 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
135 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
136 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
137 (rotldi3, rotrdi3): New expanders.
139 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
141 * i386.md (movstrsi): Move offline.
143 (strmovdi_rex64): New.
144 (strmov?i): Accept 64bit.
145 (strmov?i_rex64): New.
146 (strmov?i_rex_1): New.
147 (strmov?i_1): Disable for 64bit.
148 (rep_mov?i_rex64): New.
149 (rep_mov?i): Disable for 64bit.
150 (clrstrsi): Move offline.
151 (strset?i_rex64): New.
152 (strset?i: Accept 64bit.
153 (rep_stos?i): Disable for 64bit.
154 (rep_stos?i_rex64): New.
155 (strset?i_rex_1): New.
156 (strset?i_1): Disable for 64bit.
157 (cmpstrsi): Accept 64bit.
158 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
159 (cmpstrqi_nz_rex_1): New.
160 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
161 (strlensi): Move offline.
163 (strlenqi_1): Disable for 64bit; fix constraints.
164 (strlenqi_rex_1): New.
165 * i386.c (ix86_adjust_counter): New static function.
166 (ix86_zero_extend_to_Pmode): Likewise.
167 (ix86_expand_aligntest): Likweise.
168 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
169 (ix86_expand_movstr): New global function.
170 (ix86_expand_clrstr): New global function.
171 (ix86_expand_strlen): New global function.
172 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
173 ix86_expand_strlen): Declare.
174 (ix86_expand_strlensi_unroll_1): Delete.
176 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
178 * i386.md (cmpdi): Fix operand predicates.
179 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
180 cmpdi_1_insn_rex64): New patterns.
181 (adddi3): Turn to expander.
182 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
183 (addsi3_carry_zext): New pattern.
184 (adddi_?_rex64): New patterns and splitters.
185 (addsi_?_zext): New patterns.
186 (subsi3_carry_zext): New pattern.
187 (subdi_?_rex64): New patterns and splitters.
188 (iorsi_?_zext): New patterns.
189 (iordi_?_rex64): New patterns and splitters.
190 (iorsi_?_zext): New patterns.
191 (iorsi_?_zext_imm): New patterns.
192 (xorsi_?_zext): New patterns.
193 (xordi_?_rex64): New patterns and splitters.
194 (xorsi_?_zext): New patterns.
195 (negdi*): New patterns.
196 (one_cmpldi*): Likewise.
197 (one_cmplsi*_zext, negsi*_zext): Likewise.
198 (testqi_ext_3_rex64): New pattern.
200 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
202 * i386-protos.h (ix86_split_long_move): Return void.
203 * i386.c (ix86_split_to_parts): Handle 64bit target.
204 (ix86_split_long_move): Likewise.
205 * i386.md (all calls to ix86_split_long_move): Update.
207 2001-03-23 Richard Henderson <rth@redhat.com>
209 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
210 to avoid shadowing arguments.
212 2001-03-23 Jakub Jelinek <jakub@redhat.com>
214 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
215 to variable names where DECL_NAME is different from
218 2001-03-23 Jim Wilson <wilson@redhat.com>
220 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
221 (assemble_alias): Call make_decl_rtl.
223 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
225 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
227 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
229 * extend.texi: Document the "java_interface" attribute.
231 2001-03-22 Zack Weinberg <zackw@stanford.edu>
233 * mkconfig.sh: Use a subshell with redirected stdout,
234 instead of closing stdout and confusing commands that run
235 afterward. Throw away output of cmp.
237 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
239 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
241 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
243 * i386.md (zero_extendsidi2_32): Break out from ...
244 (zero_extendsidi2): ... here ; turn to expander.
245 (zero_extendsidi2_rex64): New.
246 (extendsidi2_32): Break out from ...
247 (extendsidi2): ... here ; turn to expander.
248 (extendsidi2_rex64): New.
249 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
250 (trunc?f?f splitters): Add 64bit versions.
252 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
254 * i386.md (pushsi, pushsi2_prologue): Disable.
255 (pushsi2_rex64): New.
256 (movabs?i_1_rex64, movabs?i_2_rex64): New.
257 (movqi_ext_1): Disable for 64bit.
258 (movqi_ext_1_rex64): New.
259 (pushdi2_rex64): New pattern, peep2s and splitter.
260 (pushdi2_prologue_rex64): New pattern.
261 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
263 (movdi splitters): Disable for 64bit.
264 (movdi_1_rex64): New pattern, peep2s and splitters.
265 (swapdi): New pattern.
266 (pushsf): Disable for 64bit.
267 (pushsf_rex64): New pattern and splitter.
268 (pushdf_nointeger): Disable for 64bit.
269 (pushdf_integer): Handle the 64bit case.
270 (pushtf): Likewise; update splitters.
272 2001-03-22 Richard Henderson <rth@redhat.com>
274 * mkconfig.sh: Include insn-flags.h.
275 * Makefile.in (CONFIG_H): Include insn-flags.h.
276 (lots of objects): Remove insn-codes.h and insn-flags.h.
278 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
279 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
280 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
281 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
282 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
283 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
284 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
285 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
286 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
287 v850/v850.c, vax/vax.c:
288 Don't include insn-flags.h.
290 * diagnostic.c, expr.h, reload.c, toplev.c:
291 Don't include insn-codes.h.
293 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
294 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
295 c4x/c4x.c, i960/i960.c, mips/mips.c:
296 Don't include insn-codes.h or insn-flags.h.
298 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
299 or insn-flags.h in the generated code.
300 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
301 (main): Forward declare struct rtx_def.
303 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
305 * invoke.texi (-ffast-math): Remove duplicate line about
308 * gcc.texi: Remove more obsolete documentation of bugs and
309 installation problems.
311 2001-03-21 Kazu Hirata <kazu@hxi.com>
313 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
316 2001-03-20 Jason Merrill <jason@redhat.com>
318 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
320 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
321 * varasm.c (CHKR_PREFIX): Likewise.
323 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
325 * gcse.c (hash_scan_set): An expression is not anticipatible if it
326 is part of a multi-SET insn.
328 * cse.c (find_comparison_args): Remove previous change.
329 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
332 * config/i386/i386.md (conditional_trap): Remove warning.
334 * recog.c (push_operand): Fix error in last change that caused
335 undefined symbol on many targets.
337 * sdbout.c: #include ggc.h.
338 (sdbout_init): Move to end of file.
339 Call ggc_add_tree_root for anonymous_types.
340 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
341 (sdbout_one_type): Use DECL_NAME for field name.
342 * Makefile.in (sdbout.o): Show includes ggc.h.
344 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
346 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
347 (override_options): Use properlimits for preferred_stack_boundary.
348 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
350 (ext_register_operand): Accept DImode.
351 (load_pic_register): Abort on 64bit.
352 (gen_push): Use Pmode instead of SImode.
353 (ix86_save_reg): Pic reg is never used on 64bit.
354 (ix86_expand_prologue): Likewise.
355 (ix86_emit_save_regs): Use Pmode instead of SImode.
356 (legitimate_address_p): Check displacement for 64bit.
357 (print_operand): Avoid outputting of (%rip) on 64bit.
358 (print_operand_address): Output (%rip) where possible.
359 (split_di): Abort on 64bit registers.
360 (ix86_expand_branch): DImode comparison is simple for x86_64.
361 (memory_address_length): Recognize memory addresses formed using
363 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
365 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
367 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
369 * recog.c (push_operand): Recognize new format of push instructions.
371 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
373 * i386.md (pushqi1): New.
374 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
375 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
376 x86_64_immediate_operand, x86_64_immediate_operand,
377 x86_64_zext_immediate_operand): Declare.
378 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
379 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
380 x86_64_immediate_operand, x86_64_immediate_operand,
381 x86_64_zext_immediate_operand): define.
382 * i386.h (PREDICATE_CODES): Add new predicates.
384 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
386 * i386.md (pophi1, popqi1, pushqi1): Remove.
388 * expr.c (emit_single_push_insn): New function.
389 (move_by_pieces): Accept NULL as destination for push instructions.
390 (gen_push_operand): Kill.
391 (emit_push_insn): Pass NULL when pushing; avoid updating of
393 * expr.h (gen_push_operand): Kill.
395 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
397 * rtl.texi (COMPARE): Clarify documentation and reference section
400 2001-03-20 Stan Shebs <shebs@apple.com>
402 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
403 (get_object_reference): Ditto.
404 (error_with_ivar): Use error_with_file_and_line.
405 (warn_with_method): Use warning_with_file_and_line.
407 2001-03-20 Tom Tromey <tromey@redhat.com>
409 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
411 2001-03-20 Mark Mitchell <mark@codesourcery.com>
413 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
414 variables that are TREE_PUBLIC, even if not TREE_STATIC.
416 2001-03-20 DJ Delorie <dj@redhat.com>
418 * Makefile.in (install-libgcc): Pass complete list of variables.
419 (install-multilib): Ditto.
421 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
423 * config/i386/cygwin.h: Declare ctor_section, dtor_section
424 drectve_section, switch_to_section.
426 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
427 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
428 i386_pe_mark_dllimport.
430 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
432 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
435 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
436 i386_pe_* functions with char * arguments.
438 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
440 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
442 (movsi_ie): Introduce fpul store.
444 2001-03-20 Alan Modra <alan@linuxcare.com.au>
446 * Makefile.in (OBJS): Remove hashtab.o.
448 2001-03-19 Stan Shebs <shebs@apple.com>
450 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
451 * c-lang.c (maybe_objc_method_name): Ditto.
452 * c-tree.h (maybe_objc_method_name): Remove decl.
454 2001-03-19 Tom Tromey <tromey@redhat.com>
456 * gcc.c (init_gcc_specs): Fix comment.
458 2001-03-19 Mark Mitchell <mark@codesourcery.com>
460 Compute DECL_ASSEMBLER_NAME lazily.
461 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
462 (DECL_ASSEMBLER_NAME_SET_P): New macro.
463 (SET_DECL_ASSEMBLER_NAME): Likewise.
464 (COPY_DECL_ASSEMBLER_NAME): Likewise.
465 (set_decl_assembler_name): Declare.
466 (lang_set_decl_assembler_name): Likewise.
467 * tree.c (lang_set_decl_assembler_name): New variab.e
468 (set_decl_assembler_name): New function.
469 (init_obstacks): Set lang_set_decl_assembler_name.
470 (build_decl): Don't set DECL_ASSEMBLER_NAME.
471 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
472 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
473 where it's not necessary.
474 (builtin_function): Likewise.
475 (finish_decl): Likewise.
476 * dbxout.c (dbxout_type_methods): Likewise.
477 * ggc-common.c (ggc_mark_trees): Likewise.
478 * profile.c (output_func_start_profiler): Likewise.
479 * varasm.c (make_decl_rtl): Likewise.
481 * cse.c (find_comparison_args): Update documentation. Fix
482 mishandling of COMPARE operations.
484 * tree.def (ABS_EXPR): Add documentation.
485 * fold-const.c (fold): Improve folding of ABS_EXPRs.
487 2001-03-19 Zack Weinberg <zackw@stanford.edu>
489 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
491 2001-03-19 Jakub Jelinek <jakub@redhat.com>
493 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
494 Remove ia32 linux PIC kludge and move it...
495 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
497 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
499 * i386.md (absdf2 expander): Fix 64bit case.
501 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
503 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
505 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
507 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
509 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
511 * README.X11: Remove obsolete file.
513 2001-03-18 Anthony Green <green@redhat.com>
515 * config/pj/pj.h: Remove some trailing commas.
516 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
518 2001-03-18 Richard Henderson <rth@redhat.com>
520 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
522 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
523 defaults for them here.
525 2001-03-17 Anthony Green <green@redhat.com>
527 * config/pj/lib1funcs.S: Fix broken comment.
528 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
531 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
533 * gcc.texi: Remove obsolete information relating to build and
534 installation problems with enquire or the Pyramid C compiler.
536 2001-03-17 Richard Henderson <rth@redhat.com>
538 * dwarf2out.c (queue_reg_save): New.
539 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
540 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
542 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
543 (cfa, cfa_store, cfa_temp): Make static.
544 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
546 2001-03-17 Richard Henderson <rth@redhat.com>
548 * integrate.h (struct inline_remap): Add local_return_label.
549 * integrate.c (expand_inline_function): Initialize it and emit
550 it after copy_insn_notes.
551 (copy_insn_list): Don't store local_return_label here.
552 (copy_insn_notes): New function split out from copy_insn_list.
554 2001-03-17 Richard Henderson <rth@redhat.com>
556 * dwarf2out.c (lookup_filename): Emit .file if the assembler
557 is generating .debug_line.
558 (dwarf2out_init): Add main_input_filename to the file table first.
559 * configure.in (as_dwarf2_debug_line): Test with file number 1
560 instead of file number 0.
562 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
564 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
565 (gen_rtx_combine): Deleted; all references changed as appropriate.
566 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
568 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
570 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
572 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
575 2001-03-16 Jim Wilson <wilson@redhat.com>
577 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
578 then set it to LOC_REG (79) instead of aborting.
580 2001-03-16 Phil Edwards <pme@sources.redhat.com>
582 * gccbug.in: Remove high priority.
584 2001-03-16 Richard Henerson <rth@redhat.com>
586 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
587 output with a space instead of deleting it.
588 * configure: Regenerate.
590 2001-03-16 Zack Weinberg <zackw@stanford.edu>
592 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
593 handles the gory details of converting an object file into
594 something that's safe to grep.
595 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
596 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
597 newlines at either end of the string we're looking for.
598 Make 'checking ...' message less stilted.
599 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
600 ARM in-memory layout and its hypothetical converse. Don't
601 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
602 HOST_WORDS_BIG_ENDIAN.
604 * configure.in: Adjust for renamed macro. Move
605 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
606 * configure, config.in: Regenerate.
608 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
610 * fixinc/Makefile.in: Set SHELL.
612 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
614 * fixinc/fixincl.c (fix_with_system): Quote file names before
615 passing them to shell.
617 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
619 * Makefile.in: Use fix-header$(build_exeext) instead
622 2001-03-16 Richard Henderson <rth@redhat.com>
624 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
625 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
626 (size_of_line_prolog): Remove.
627 (output_line_info): Compute prologue size via label difference.
628 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
630 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
631 assembler error when redefining file numbers.
632 * config.in, configure: Rebuild.
634 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
635 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
636 (dw2_asm_output_delta_uleb128): Likewise.
637 (dw2_asm_output_delta_sleb128): Similarly.
638 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
640 2001-03-16 Michael Meissner <meissner@redhat.com>
642 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
644 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
646 (BITMASK_LOWER16): Replacement for 0x0000ffff.
648 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
649 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
650 being unsigned in ISO C and signed in traditional.
651 (expand_prologue): Ditto.
652 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
654 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
656 (divsi3,divdi3): Ditto.
657 (modsi3,moddi3): Ditto.
658 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
659 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
660 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
663 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
665 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
666 SSE based conditional moves on LTGT/UNEQ conditions;
667 Canonicalize EQ to NE.
668 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
669 (sse_mov?fcc_ne): New.
671 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
673 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
675 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
676 register may be dead.
678 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
680 * Makefile.in (hash.o): Depend on CONFIG_H.
682 2001-03-15 Mark Mitchell <mark@codesourcery.com>
684 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
686 2001-03-15 Richard Henderson <rth@redhat.com>
688 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
689 (ASM_OUTPUT_DWARF_PCREL): New.
690 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
692 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
694 * cppfiles.c (stack_include_file): Use MAX of sysp.
696 2001-03-15 Steve Ellcey <sje@cup.hp.com>
698 * config.gcc (ia64*-*-hpux*): New case.
699 * config/ia64/hpux.h: New file for HP-UX support.
700 * config/ia64/t-hpux: New file for HP-UX support.
702 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
704 * fixinc/inclhack.def (irix_stdio_va_list): New.
705 * fixinc/fixincl.x: Rebuilt.
707 2001-03-15 Richard Henderson <rth@redhat.com>
709 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
710 if provided by the target.
711 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
712 (dw2_asm_output_addr): New.
713 * dwarf2asm.h (dw2_asm_output_addr): Declare.
714 * dwarf2out.c (output_cfi): Use it for program addresses.
715 (output_call_frame_info, output_die): Likewise.
716 (output_aranges, output_line_info): Likewise.
718 2001-03-15 Bruce Korb <bkorb@gnu.org>
720 * gcc.c(main): make more rigorous
721 * collect2.c(main): guard against ignoring SIGCHLD
722 * protoize.c(main): ditto
723 * gcc/fixinc/fixincl.c(initialize): ditto
725 2001-03-15 Mark Mitchell <mark@codesourcery.com>
727 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
728 (sdbout_parms): Likewise.
730 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
732 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
733 "widen" a destination that is already wider than a word. Also do
734 not widen if LOAD_EXTEND_OP is NIL for the given mode.
736 2001-03-15 Bernd Schmidt <bernds@redhat.com>
738 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
740 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
742 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
744 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
746 * i960.h (i960_maxbitalignment,
747 i960_last_maxbitalignment): Declare.
748 * i960.c (i960_maxbitalignment,
749 i960_last_maxbitalignment): Make global.
750 (process_pragma): Delete.
751 (i960_pr_align, i960_pr_noalign): Move from here ...
752 * i960-c.c: ... to this new file.
753 * t-960bare (i960-c.o): New rule.
754 * t-vxworks960 (i960-c.o): Likewise.
755 * config.gcc (i960-*-*): Define c_target_objs and
758 2001-03-15 Bernd Schmidt <bernds@redhat.com>
760 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
761 without adding in rtx code and mode.
763 * alias.c (init_alias_analysis): Don't use any rtx whose value
764 varies as a known value.
765 Delete a superfluous test.
767 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
769 (ia64_sched_reorder): Call maybe_rotate; also rotate after
770 scheduling a stop bit.
771 (ia64_emit_nops): Correctly handle ASMs.
773 2001-03-15 Mark Mitchell <mark@codesourcery.com>
775 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
777 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
779 * cpp.texi: Update documentation for -include and -imacros.
780 * cppfiles.c (struct include_file): Remove "defined" memeber.
781 (find_or_create_entry): Make a copy of the file name, and
783 (open_file): Update to ensure we use the simplified filename.
784 (stack_include_file): Don't set search_from.
785 (cpp_included): Don't simplify the path name here.
786 (find_include_file): New prototype. Call search_from to
787 get the start of the "" include chain. Don't simplify the
789 (_cpp_execute_include): New prototype. Move diagnostics to
790 do_include_common. Update.
791 (_cpp_pop_file_buffer): Don't set defined.
792 (search_from): New prototype. Use the preprocessor's cwd
793 for files included from the command line.
794 (read_name_map): Don't simplify the pathname here.
795 * cpphash.h (enum include_type): New.
796 (struct buffer): Delete search from. New search_cached.
797 (_cpp_execute_include): Update prototype.
798 * cppinit.c (do_includes): Use _cpp_execute_include.
799 * cpplib.c (do_include_common): New function.
800 (do_include, do_include_next, do_import): Use it.
802 2001-03-14 Mark Mitchell <mark@codesourcery.com>
804 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
805 contents of the RTL, to determine the name of the object.
807 2001-03-14 Mark Mitchell <mark@codesourcery.com>
809 * tree.h (DECL_RTL): Allocate RTL lazily.
810 (SET_DECL_RTL): New macro.
811 (DECL_RTL_SET_P): Likewise.
812 (COPY_DECL_RTL): Likewise.
813 (DECL_RTL_IF_SET): Likewise.
814 * varasm.c (make_decl_rtl): Add assertions about the kind of
815 declaration we are processing.
816 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
817 (start_decl): Likewise.
818 (finish_decl): Likewise.
819 * c-semantics.c (emit_local_var): Likewise.
820 * calls.c (expand_call): Likewise.
821 * dbxout.c (dbxout_symbol): Likewise.
822 * emit-rtl.c (unshare_all_rtl): Likewise.
823 (unshare_all_decls): Likewise.
824 (reset_used_decls): Likewise.
825 * expr.c (store_constructor): Likewise.
826 (safe_from_p): Likewise.
827 (expand_expr): Likewise.
828 * function.c (put_var_into_stack): Likewise.
829 (instantiate_decls_1): Likewise.
830 (assign_parms): Likewise.
831 (expand_function_start): Likewise.
832 (expand_function_end): Likewise.
833 * ggc-common.c (gcc_mark_trees): Likewise.
834 * integrate.c (function_cannot_inline_p): Likewise.
835 (copy_decl_for_inlining): Likewise.
836 (expand_inline_function): Likewise.
837 (integrate_parm_decls): Likewise.
838 (integrate_decl_tree): Likewise.
839 * print-tree.c (print_node): Likewise.
840 * reg-stack.c (stack_result): Likewise.
841 * stmt.c (label_rtx): Likewise.
842 (expand_return): Likewise.
843 (expand_decl): Likewise.
844 (expand_decl_cleanup): Likewise.
845 (expand_anon_union_decl): Likewise.
846 * toplev.c (check_global_declarations): Likewise.
847 (rest_of_decl_compilation): Likewise.
848 * tree.c (simple_cst_equal): Likewise.
849 * objc/objc-act.c (generate_static_references): Likewise.
851 2001-03-14 Zack Weinberg <zackw@stanford.edu>
853 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
854 gcc_AC_C_FLOAT_FORMAT): New macros.
855 * configure.in: Add AC_PROG_CPP after CC tests;
856 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
857 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
858 * configure, config.in: Regenerate.
860 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
861 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
862 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
863 config/i370/xm-linux.h, config/i370/xm-oe.h,
864 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
865 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
866 config/pa/xm-linux.h, config/pa/xm-pa.h,
867 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
868 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
869 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
870 config/we32k/xm-we32k.h: Delete.
872 * config/i370/xm-mvs.h, config/m88k/m88k.h,
873 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
874 config/vax/xm-vms.h: Don't define any of:
875 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
877 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
879 * config.gcc: Remove references to deleted files.
880 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
881 FATAL_EXIT_CODE, which is the same between oe and mvs).
883 2001-03-14 DJ Delorie <dj@redhat.com>
884 Vladimir Makarov <vmakarov@redhat.com>
886 * config/i960/i960.c (i960_function_prologue): Compute size of
887 frame according to number of registers actually saved there.
889 2001-03-14 Richard Henderson <rth@redhat.com>
891 * expr.c (emit_move_insn_1): Fix else if around #endif.
893 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
896 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
899 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
901 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
902 (override_options): Parse cmodel string.
903 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
904 * i386.h (TARGET_OPTIONS): Add "cmodel".
905 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
907 (ix86_cmodel_string, ix86_cmodel): Declare.
909 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
912 * i386.h (GENERAL_REG_P): Add missing REG_P.
914 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
916 * configure.in: Use $gcc_cv_as instead of $as.
917 * configure: Regenerated.
919 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
921 * cppfiles.c (stack_include_file): Only increase the include
922 count if we actually process the file properly, as opposed
923 to treating it as length zero. Only call read_include_file
924 if not DO_NOT_REREAD. Handle the -H include file output
926 (read_include_file): Remove now redundant DO_NOT_REREAD check.
927 (cpp_included, find_include_file): Simplify pathnames after
928 remapping them. If remapping, don't use the remapped file
929 name's buffer as our scratch buffer.
930 (cpp_pop_file_buffer): Replace the multiple include macro
931 only if it isn't yet set.
932 (read_name_map): Simplify remapped names when reading in.
933 (remap_filename): Move code to code path that uses it.
934 (_cpp_simplify_pathname): Return the input pointer.
935 * cpphash.h (_cpp_simplify_pathname): Update prototype.
937 2001-03-14 Mark Mitchell <mark@codesourcery.com>
939 * expr.c (expand_expr): Revove bogus conditional.
941 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
943 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
945 2001-03-14 Jakub Jelinek <jakub@redhat.com>
947 * reg-stack.c (stack_result): Unconditionally use
948 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
950 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
952 * expr.c (emit_move_insn_1): Split push of complex value when
953 no suitable push instruction exist.
955 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
958 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
960 * alias.c (handled_component_p, can_address_p): New functions.
961 (get_alias_set): Use them.
963 2001-03-13 Jim Wilson <wilson@redhat.com>
965 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
966 from 80 in try_locals code.
967 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
969 2001-03-13 Zack Weinberg <zackw@stanford.edu>
971 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
972 gcc_AC_C_LONG_LONG): New.
973 * configure.in: Use them. Probe the size of short, int, long,
974 and long long/__int64 if we have them. Move all the AC_C_*
975 checks together, except gcc_AC_C_CHAR_BIT which has to go
976 after AC_CHECK_HEADERS(limits.h).
977 Take hwint.h out of host_xm_file and build_xm_file.
979 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
980 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
981 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
982 Move the HOST_WIDEST_INT setup logic here from system.h.
983 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
985 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
986 is now handled by hwint.h.
988 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
989 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
990 config/ia64/xm-ia64.h: Don't define any of:
991 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
992 HOST_BITS_PER_LONGLONG.
994 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
995 config/h8300/xm-h8300.h, config/mips/iris6.h,
996 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
997 config/sparc/xm-sp64.h: Delete.
998 * config.gcc: Remove references to deleted files.
1000 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
1001 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
1002 * config/i370/xm-linux.h: Clarify floating-point situation in
1005 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
1007 * cppfiles.c (NO_INCLUDE_PATH): New macro.
1008 (find_include_file): Decide here which part of the include
1009 chain to start the search. Complain about an empty include
1010 chain in all cases apart from an abolsute file name.
1011 (_cpp_execute_include): Don't choose the search chain here.
1012 Don't call handle_missing_include in the case of an empty
1014 (_cpp_compare_file_date): Don't choose the search chain here.
1015 * cpplib.c (do_include_next): Move the in-main-file diagnostic
1016 here from _cpp_execute_include. Behave like #include if
1017 we're in the main file.
1019 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1021 * system.h (malloc, realloc, calloc, strdup): Only poison these
1022 tokens when IN_GCC is defined.
1024 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
1026 * i386.md (abs?f expander): Support SSE case.
1027 (abd?f_if): Add new "USE"; add splitters.
1029 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1031 * cpp.texi (poison): Explain the macro expansion exception.
1033 2001-03-13 Jakub Jelinek <jakub@redhat.com>
1035 * expr.c (store_expr): Add dont_store_target. If temp is already in
1036 target before copying to reg, don't store it into target again.
1038 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1040 * cppinternals.texi: Update for file handling.
1042 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1044 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
1045 2001-02-24 which broke building the Java library.
1046 * function.c (identify_blocks): Likewise.
1047 (all_blocks): Likewise.
1048 * integrate.c (integrate_decl_tree): Likewise.
1049 * print-tree.c (print_node): Likewise.
1050 * tree.h (BLOCK_NUMBER): Likewise.
1051 (struct tree_block): Likewise.
1053 2001-03-12 David Edelsohn <edelsohn@gnu.org>
1055 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
1056 __WCHAR_TYPE__ definition.
1057 (WCHAR_TYPE_SIZE): #undef before #define.
1059 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1061 * cppfiles.c: Update comments.
1062 (destroy_include_file_node): Rename destroy_node.
1063 (find_or_create_entry): New function.
1064 (open_file, _cpp_fake_include): Use it.
1065 (handle_missing_header): New function, broken out of
1066 _cpp_execute include. Don't segfault if there is no
1067 system or quoted path.
1068 (_cpp_execute_include): Use handle_missing_header.
1070 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1072 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
1073 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
1075 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1077 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
1078 unless anti_dependence says they are.
1079 * alias.c (objects_must_conflict): If neither has a type specified,
1082 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1083 David Billinghurst <David.Billinghurst@riotinto.com>
1085 * config/mips/iris5.h: Change WCHAR_TYPE to int.
1087 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
1089 * i386.md (trunctfdf2_2): Rename missnamed pattern.
1090 (*_one_bit): Remove type on the match_operand in attributes.
1092 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
1094 * i386.c: Commit forgotten hunk in previous patch.
1095 (regclass_map): Add extended registers.
1096 (dbx_register_map): Add missing frame register.
1098 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
1100 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
1102 * i386.md (x86_sahf_1): Disable for 64bit.
1103 (popsi*, pophi*): Likewise.
1104 (pushqi, pushhi): Likewise.
1105 (movdi, pushdi): Likewise.
1106 (zero extend DImode splitter): Likewise.
1107 (adddi, minusdi splitter): Likewise.
1108 (umulsidi): Likewise.
1110 (mulsidi): Disable for 64bit
1111 (lshift:DI/ashift:DI): Disable for 64bit.
1112 (loop patterns): Likewise.
1113 (call_pop, call_value_pop expanders and patterns): Likewise.
1114 (prologue_get_pc): Likewise.
1116 (fcmovDI pattern and splitter): Likewise.
1117 (movdfcc_1_rex64): New.
1119 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
1121 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
1122 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
1123 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
1124 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
1125 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
1126 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
1127 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
1128 (PUSH_ROUNDING): x86_64 rounds to 64bits.
1129 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
1130 (REGPARM_MAX): Set to 6 for x86_64.
1131 (SSE_REGPARM_MAX): Set to 16 for x86_64.
1132 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
1135 * (patterns that does use upper halves): Update constraints
1136 'q' to 'Q' and 'r' to 'R'.
1137 (cmpqi_ext_1): Disable for 64bit.
1138 (cmpqi_ext_3_insn): Likewise.
1139 (movqi_extzv_1): Likewsie.
1140 (addqi_ext_1): Liekwsie
1141 (testqi_ext_1): Liekwsie
1142 (andqi_ext_1): Liekwsie
1143 (xorqi_ext_1): Liekwsie
1144 (cmpqi_ext_1_rex64): New.
1145 (cmpqi_ext_3_insn_rex64): Likewise.
1146 (movqi_extzv_1_rex64): Likewsie.
1147 (addqi_ext_1_rex64): Liekwsie
1148 (testqi_ext_1_rex64): Liekwsie
1149 (andqi_ext_1_rex64): Liekwsie
1150 (xorqi_ext_1_rex64): Liekwsie
1152 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1154 * configure.in: Move check for unsigned enumerated bitfields
1155 to macro in aclocal.m4. Disable it for now.
1156 * configure, config.in: Regenerate.
1157 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
1158 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
1159 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
1160 kind above its first use.
1162 * config/xm-interix.h, config/alpha/xm-alpha.h,
1163 config/i370/xm-linux.h, config/i386/xm-beos.h,
1164 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
1165 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1166 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
1167 Don't define ONLY_INT_FIELDS under any circumstances.
1169 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
1171 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1172 config/sparc/xm-sysv4.h: Delete - now identical with some
1174 * config.gcc (hppa targets): Replace xm-pahpux.h and
1175 xm-papro.h with implicit xm-pa.h.
1176 (sparc targets): Replace xm-sysv4.h with implicit or explicit
1179 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1181 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1182 before reload_cse_noop_set_p.
1184 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1186 * config.gcc: Where xm-host.h used to include another
1187 xm-host.h, list the nested header directly in xm_file. Remove
1188 references to deleted files. Can now use sparc/xm-sp64.h for
1191 * config/xm-linux.h, config/arm/xm-linux.h,
1192 config/i386/xm-dos.h, config/i386/xm-gnu.h,
1193 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
1194 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
1195 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
1196 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
1199 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
1200 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
1201 bother to wrap #undef in #ifdef.
1202 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
1203 Don't include xm-linux.h.
1204 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
1206 * configure.in: Wrap regexps using [] in changequote block.
1207 Use expr : not echo | grep. Simplify regexps.
1208 * configure: Regenerate.
1210 56 xm-files remain, 22 xm-arch.
1212 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1214 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
1215 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1216 (local_index, local_rindex): Delete, use strchr/strrchr instead.
1217 (copy_object): Fix format specifier vs argument mismatch.
1219 * mips-tdump.c: Make local functions static.
1220 (rindex): Don't #undef.
1221 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1222 (fatal, fancy_abort): Delete.
1223 (read_seek): Avoid signed/unsigned compare.
1225 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1227 * combine.c (try_combine): Fix error in change to try original
1229 (gen_rtx_combine): Do same as gen_rtx for now.
1231 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1233 * configure.in: AC_SUBST xm_defines.
1234 * configure: Regenerate.
1235 * Makefile.in: Set DEFINES=$(xm_defines) when building
1238 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1240 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
1241 (cpp_included, find_include_file): Update.
1242 (_cpp_compare_file_date): Make else unconditional.
1244 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
1246 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1248 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1250 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1251 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1253 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
1255 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1256 if it's a record type.
1258 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1260 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1261 mingw includes slightly.
1263 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1265 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
1266 #undef token before poisoning it.
1268 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1270 * alpha.c (check_float_value): Use memcpy, not bcopy.
1272 * m32r.c (m32r_sched_reorder): Likewise.
1274 * vax.c (check_float_value): Likewise.
1276 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1278 * toplev.c (file_name_nondirectory): Remove.
1279 * toplev.h: Similarly.
1280 * dwarf2out.c (compute_section_prefix): Use lbasename instead
1281 of file_name_nondirectory.
1283 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1285 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
1286 * mips-tfile.c: Don't #undef rindex; not used.
1288 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
1290 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
1291 (dbx64_register_map): Declare.
1292 (RETURN_ADDR_RTX): Fix for 64bit.
1293 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
1294 (INCOMING_FRAME_SP_OFFSET): Set to 8.
1295 * i386.c (dbx64_register_map): New global array.
1296 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
1297 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
1300 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1302 * cppfiles.c (search_from): Use lbasename.
1303 * mkdeps.c (deps_add_default_target): Use lbasename.
1305 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1307 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
1308 xcalloc in lieu of malloc, realloc & calloc.
1310 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
1312 * gengenrtl.c (xmalloc): Likewise.
1314 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
1315 really_call_* memory allocation routines.
1317 * stmt.c (check_for_full_enumeration_handling): Use
1318 really_call_calloc, not calloc.
1320 * system.h (really_call_malloc, really_call_calloc,
1321 really_call_realloc): Define.
1322 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
1324 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
1326 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1328 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1330 * configure: Rebuilt.
1331 * configure.in: Only use `lang_requires' for languages athat are
1334 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1336 * invoke.texi: Fix typo.
1337 * gcc.1: Regenerate.
1339 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1341 * configure.in: Prune nonexistent files from build_xm_file,
1342 xm_file, and host_xm_file lists. Warn unless they're
1344 Don't generate *config.h here.
1345 AC_SUBST all variables needed to generate *config.h.
1346 * configure: Regenerate.
1347 * mkconfig.sh: New helper script, from code removed from
1349 * Makefile.in: Zap all MALLOC variables - no longer used
1350 anywhere, and malloc.c doesn't exist.
1351 Substitute in variables needed to generate *config.h.
1352 Stop lying about the dependencies contained in CONFIG_H and
1354 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1355 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1356 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1357 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1358 $(TM_P_H), etc. as appropriate.
1360 * config.gcc: Zap references to deleted files.
1361 * ggc-none.c: Don't include rtl.h or tm_p.h.
1363 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1364 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1365 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1366 config/i386/xm-linux.h, config/i386/xm-linux.h,
1367 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1368 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1369 Don't include i386/xm-i386.h.
1371 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1372 config/i386/xm-i386.h, config/i860/xm-i860.h,
1373 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1374 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1375 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1376 Delete (empty except comments, #includes of other deleted
1377 files, and macros used nowhere).
1379 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1381 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1382 independent on TARGET_FLAGS.
1384 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1386 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1388 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1390 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1392 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1393 LAST_REX_SSE_REG): define.
1394 (enum reg_class): Add 'LEGACY_REGS'
1395 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1396 (SSE_REGNO_P): Recognize extended registers.
1397 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1398 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1399 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1400 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1401 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1402 REG_OK_FOR_STRREG_P): Remove.
1403 (HI_REGISTER_NAMES): Add extended registers.
1404 (ADDITIONAL_REGISTER_NAMES): Likewise.
1405 (QI_REGISTER_NAMES): Add 8bit extended registers.
1406 (DEBUG_REG): Support extended registers.
1407 * i386.c (regclass_map): Add extended registers.
1408 (dbx_register-map): Likewise.
1409 (svr4_dbx_register_map): Likewise.
1410 (print_reg): Support extended registers.
1411 (print_operand): Support 64bit operands.
1413 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1415 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1416 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1417 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1418 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1419 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1420 STACK_BOUNDARY): Set properly for 64bits.
1421 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1422 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1423 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1424 (MOVE_MAX): Set to 16.
1425 (MOVE_MAX_PIECES): 8 for 64bit.
1426 (Pmode): Set to SImode.
1428 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1430 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1432 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1434 * i386.h (mask_64bit): New constant.
1435 (target_64bit): New macro.
1436 (target_options): Add '64'/'32'
1437 (target_default): Define.
1438 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1439 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1440 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1442 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1444 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1446 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1448 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1449 LO_SUM unless for_alias is set.
1451 2001-03-08 Stan Shebs <shebs@apple.com>
1453 * objc/objc-act.c: Fix old typos in comments, add comments for
1455 (hash_init): Fix file name in error message.
1456 (hash_enter): Ditto.
1457 (hash_add_attr): Ditto.
1458 (continue_class): Ditto.
1460 2001-03-08 Bruce Korb <bkorb@gnu.org>
1462 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1463 wait4() can receive the signal.
1465 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1467 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1469 * fixinc/fixincl.x: Regenerate.
1471 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1473 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1475 * fixinc/fixincl.x: Regenerate.
1477 2001-03-08 Richard Henderson <rth@redhat.com>
1479 * configure.in (HAVE_AS_LEB128): New assembler check.
1480 * configure, config.in: Rebuilt.
1482 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1484 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1487 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1489 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1490 references to the MAXPATHLEN macro.
1492 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1493 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1496 * config/i386/xm-gnu.h, config/xm-gnu.h,
1497 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1498 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1499 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1500 and/or unused files.
1502 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1503 doing so in various xm-*.h files.
1505 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1507 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1509 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1511 * configure.in (enable_shared): Support per-package shared-library
1513 * configure: Rebuilt.
1515 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1517 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1518 for crnot. Set operands[5] in splitter.
1520 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1522 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1523 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1524 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1525 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1526 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1527 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1528 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1531 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1532 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1533 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1534 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1535 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1536 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1537 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1538 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1539 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1540 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1541 Delete unused and/or empty files.
1543 * config.gcc: Define USG in xm_defines as appropriate. Define
1544 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1545 macro. Remove deleted xm-* files from $xm_files variable.
1547 2001-03-07 Tom Tromey <tromey@redhat.com>
1549 * configure: Rebuilt.
1550 * configure.in: Allow config-lang.in to set `lang_requires' to list
1551 of other required languages.
1553 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1555 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1557 (output_prologue): Use xmalloc not oballoc.
1558 (output_epilog): Free a29k_first_epilogue_insn when finished.
1559 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1561 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1563 * builtins.c (expand_builtin_mathfn): Check
1564 flag_unsafe_math_optimizations, not flag_fast_math.
1565 (expand_builtin): Likewise
1566 * combine.c (combine_simplify_rtx): Likewise.
1567 (simplify_if_then_else): Likewise.
1568 * cse.c (fold_rtx): Likewise.
1569 * flags.h: Remove flag_fast_math. Add
1570 flag_unsafe_math_optimizations and flag_trapping_math.
1571 * fold-const.c (negate_expr): Check
1572 flag_unsafe_math_optimizations, not flag_fast_math.
1573 (invert_truthvalue): Likewise.
1574 (fold): Likewise. Before associating operands, check that
1575 code == MULT_EXPR, not code != MULT_EXPR.
1576 * ifcvt.c (noce_try_minmax): Check
1577 flag_unsafe_math_optimizations, not flag_fast_math.
1578 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1579 * invoke.texi: Document -funsafe-math-optimizations and
1580 -fno-trapping-math. Change documentation for -ffast-math.
1581 * jump.c (reversed_comparison_code_parts): Likewise.
1582 (rtx_equal_for_thread_p): Likewise.
1583 * optabs.c (emit_conditional_move): Likewise.
1584 * simplify-rtx.c (simplify_binary_operation): Likewise.
1585 (simplify_relational_operation): Likewise.
1586 (simplify_ternary_operation): Likewise.
1587 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1588 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1589 Add trapping-math and unsafe-math-optimizations entries to f_options.
1590 (set_fast_math_flags): New, sets flags for -ffast-math.
1591 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1592 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1593 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1595 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1596 (alpha_emit_conditional_move): Initialize local_fast_math to
1597 flag_unsafe_math_optimizations, not flat_fast_math.
1598 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1599 instead of setting flag_fast_math to 1.
1600 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1602 * config/i386/i386.c (override_options): Likewise
1603 * config/i386/i386.md: Likewise.
1604 * config/m68k/m68k.md: Likewise.
1605 * config/mips/mips.md: Likewise.
1606 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1607 (rs6000_generate_compare): Likewise.
1609 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1611 * Makefile.in: Set RANLIB to @RANLIB@.
1614 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1616 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1617 * fixinc/fixincl.x: Regenerated.
1619 2001-03-07 Richard Henderson <rth@redhat.com>
1621 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1623 2001-03-07 Richard Henderson <rth@redhat.com>
1625 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1626 of block notes and exception handling notes.
1628 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1629 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1630 (compile_file): ... here.
1632 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1634 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1636 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1637 config.h now. Include libiberty.h to handle alloca.
1639 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1641 * c-parse.in (yylexname): New function, split out of _yylex.
1642 (objc_rid_sans_at): New table.
1643 (init_reswords): Initialize it.
1644 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1645 retrieving the next token and checking it for significance as
1646 an ObjC keyword or string constant.
1648 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1649 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1651 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1654 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1656 * config/m68k/m68k.c (const_uint32_operand): Accept any
1657 const_int on a 32-bit host.
1659 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1661 * objc/objc-act.c (init_objc): Set save_lang_status,
1662 restore_lang_status, and mark_lang_status.
1664 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1666 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1668 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1670 * cppinternals.texi: Update.
1672 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1674 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1675 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1676 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1677 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1678 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1679 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1680 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1681 config/i386/xm-i386.h, config/i860/xm-i860.h,
1682 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1683 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1684 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1685 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1686 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1687 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1688 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1689 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1690 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1691 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1692 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1693 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1694 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1695 match the defaults provided in hwint.h.
1697 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1698 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1700 * config.gcc (xm_file): Don't set to files which are deleted.
1702 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1703 guard this file against these macros being undefined.
1705 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1707 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1708 and DECL_DEFER_OUTPUT on the decl we create, before calling
1709 rest_of_decl_compilation.
1711 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1713 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1715 * configure, config.in: Regenerate.
1716 * config.gcc: Remove references to deleted files.
1718 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1719 genrecog.c, rtl.c: Do not use alloca anywhere.
1721 * Makefile.in, build-make, system.h, config/x-interix,
1722 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1723 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1724 config/arc/xm-arc.h, config/arm/xm-arm.h,
1725 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1726 config/h8300/xm-h8300.h, config/i370/x-oe,
1727 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1728 config/i386/x-ncr3000, config/i386/x-sco5,
1729 config/i386/xm-dgux.h, config/i860/x-sysv4,
1730 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1731 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1732 config/m68k/x-hp320g, config/m69k/x-mot3300,
1733 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1734 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1735 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1736 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1737 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1738 config/mips/x-iris, config/mips/x-iris3,
1739 config/mips/x-sni-svr4, config/mips/x-sysv,
1740 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1741 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1742 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1743 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1744 config/pa/xm-papro.h, config/romp/xm-romp.h,
1745 config/rs6000/x-aix31, config/rs6000/x-aix41,
1746 config/rs6000/x-beos, config/rs6000/x-lynx,
1747 config/rs6000/x-mach, config/rs6000/x-rs6000,
1748 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1749 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1750 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1751 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1752 config/vax/xm-vms.h: Eradicate all references to alloca and
1755 * config/xm-alloca.h, config/clipper/x-clix,
1756 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1757 config/i860/x-sysv3, config/m88k/x-sysv3,
1758 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1759 (contained only alloca related hacks).
1761 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1764 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1766 * invoke.texi: Document __FAST_MATH__.
1768 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1770 * crtstuff.c: Restore include of auto-host.h.
1772 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1774 Put main() in a separate file, so that the language
1775 front-end can use a different main().
1778 * toplev.c: (main): Rename as toplev_main.
1779 * toplev.h: Declare toplev_main.
1780 * Makefile.in (OBJS): add toplev.o.
1781 (BACKEND): remove toplev.o, add main.o.
1783 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1785 * cppfiles.c (search_from): Special case the empty string.
1787 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1789 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1790 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1791 strlen or strcpy; we already know the length.
1792 (_cpp_compare_file_date): Similarly.
1793 * cpphash.h (struct cpp_reader): Delete done_initialising.
1794 (CPP_PREV_BUFFER): Delete.
1795 * cppinit.c (cpp_start_read): Don't set done_initialising.
1796 * cpplex.c (parse_string): Guarantee null-termination.
1797 (_cpp_equiv_toklists): Remove.
1798 * cpplib.c (glue_header_name): Null-terminate.
1799 (do_line): Don't leak memory.
1800 * cpplib.h (BT_WEAK): Delete.
1801 * cppmain.c (cb_ident): Strings are now null-terminated.
1803 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1805 * gcc.c (convert_filename): Append executable suffix
1806 if NO_AUTO_EXE_SUFFIX is not defined.
1807 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1808 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1810 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1812 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1813 * c-parse.gperf, c-gperf.h: Delete.
1814 (c-gperf.h was accidently re-added to the CVS repo in the rev
1815 1.16 commit by tromey)
1817 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1819 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1820 macro arguments when looking for the '('.
1821 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1822 2 when really parsing arguments; 1 when looking for '('.
1823 Always restore the lexer position.
1825 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1827 * longlong.h (umul_ppmm): Don't use a multiline string.
1829 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1831 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1832 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1833 t_bool in declaration because pcc can't combine volatile with typedef
1836 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1838 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1839 until when it is really needed.
1840 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1841 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1842 * i386.md (float?i?f splitter): Don't force source operand to memory
1844 (sse_movdfcc): Fix constraint.
1845 (sse_movdfcc splitter): Handle properly the second alternative.
1847 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1849 * cpplex.c (parse_string): Unconditionally pedwarn.
1851 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1854 * cppexp.c (parse_number): Update.
1855 * cpplex.c (parse_string): Pedwarn if multiline string does not
1856 result from a system header's macro.
1857 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1858 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1859 for function-like macros too.
1860 * c-lex.c (lex_number): Update.
1862 2001-03-03 Richard Henderson <rth@redhat.com>
1864 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1866 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1868 * combine.c (try_combine): If split with mode-changed scratch
1869 register didn't work, try the original mode.
1871 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1873 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1874 * config/c4x/c4x.h: Likewise.
1875 * stor-layout.c (compute_record_mode): Likewise.
1876 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1878 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1880 * configure.in: Kill tm.h. Include the files in the $tm_file
1881 list in all three of config.h, hconfig.h, tconfig.h, after the
1882 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1883 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1884 * configure: Regenerate.
1885 * Makefile.in (clean): Don't delete tm.h.
1887 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1888 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1889 those are not defined, set SEC and FEC to 0 and 1.
1890 * gcc.texi: Update to match.
1892 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1893 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1894 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1895 Include tconfig.h, not tm.h.
1897 * config/xm-lynx.h, config/xm-std32.h,
1898 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1899 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1900 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1901 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1902 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1903 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1904 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1905 config/i386/xm-i386.h, config/i860/xm-i860.h,
1906 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1907 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1908 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1909 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1910 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1911 config/pa/xm-linux.h, config/pa/xm-pa.h,
1912 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1913 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1914 config/pj/xm-pj.h, config/romp/xm-romp.h,
1915 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1916 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1917 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1918 config/v850/xm-v850.h, config/vax/xm-vax.h,
1919 config/we32k/xm-we32k.h:
1921 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1923 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1924 config/i370/xm-oe.h: Don't include tm.h. Don't define
1926 * config/vax/xm-vms.h: Don't include tm.h.
1928 * config/xm-lynx.h, config/avr/xm-avr.h,
1929 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1930 Delete; made empty by above changes.
1931 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1932 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1933 Don't include config/xm-lynx.h or tm.h.
1935 * config/xm-gnu.h: Don't include fcntl.h.
1936 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1938 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1940 2001-03-02 Richard Henderson <rth@redhat.com>
1942 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1943 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1945 2001-03-02 Richard Henderson <rth@redhat.com>
1947 * Makefile.in (OBJS): Add dwarf2asm.o.
1948 * dwarf2asm.c, dwarf2asm.h: New files.
1949 * dwarf2out.c (*): Use them.
1950 (size_of_uleb128, size_of_sleb128): Remove.
1951 (output_uleb128, output_sleb128): Remove.
1952 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1953 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1954 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1955 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1956 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1957 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1958 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1959 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1960 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1961 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1962 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1963 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1964 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1965 (dwarf2out_frame_debug): Remove unused variables.
1966 (output_loc_operands): Don't abort on 8 byte constants if
1967 host integers are wide enough.
1968 (output_symbolic_ref): Remove.
1969 (size_of_die): Don't assume 4 byte host integers.
1970 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1972 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1973 something stupid with HOST_WIDE_INT to long truncation.
1974 [CONST_DOUBLE]: Likewise.
1976 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1977 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1978 * config/arm/unknown-elf.h: Likewise.
1979 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1980 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1981 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1982 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1983 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1984 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1985 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1986 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1987 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1988 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1989 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1990 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1992 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1994 * cselib.c (hash_rtx): Cast enums to unsigned int.
1996 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1998 * print-rtl.c (print_rtx): Cast enums to int for comparison.
1999 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
2001 * c-format.c (C_STD_VER): Cast to int for comparisons.
2002 (check_function_format): Cast various enums to int for &.
2003 (maybe_read_dollar_number): Likewise.
2004 (check_format_info): Likewise.
2005 (check_format_info_main): Likewise.
2006 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
2007 (safe_from_p): Likewise.
2008 * varasm.c (const_hash): Cast enum to int for %.
2009 * emit-rtl.c (init_emit_once): Use int loop variable to work around
2010 pcc enum problems with < and ++ operators.
2011 * regclass.c (init_reg_sets_1): Cast enums for comparison.
2012 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
2013 (regclass_init): Change enum class to int to iterate over reg_classes.
2014 * genrecog.c (merge_trees): Cast enums for comparison.
2015 * rtl.h (GET_CODE): Cast to enum rtx_code.
2016 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
2017 (GET_MODE): Cast to enum machine_mode.
2018 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
2019 (GET_NOTE_INSN_NAME): Cast enum to int.
2020 * tree.h (TREE_CODE): Cast to enum tree_code.
2021 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
2022 * timevar.c (timevar_print): Change loop variable id from enum to
2024 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
2025 * config/i386/i386.md: Use PUT_MODE for mode assignment.
2026 * toplev.c (compile_file): Cast enum DFI to int.
2027 (decode_d_option): Likewise.
2029 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
2031 * cppinit.c (append_include_chain): Mark "after" include file name list
2032 as a system directory.
2033 * cpp.texi: Document new behavior.
2035 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
2037 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
2039 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
2041 * cppfiles.c (struct include_file): Update.
2042 (stack_include_file): Use search_from.
2043 (cpp_included, find_include_file): Update.
2044 (cpp_execute_include): Update. ptr->name may not be
2045 null terminated. Use the new search_from member variable
2047 (_cpp_compare_file_date): Similarly.
2048 (search_from): New function, similiar to actual_directory.
2049 (actual_directory): Delete.
2050 (remap_filename): Update. loc->name may not be null terminated.
2051 (struct file_name_list): Rename search_path. Update.
2052 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
2053 search_from and dir.
2054 (struct cpp_reader): Remove actual_dirs.
2055 * cppinit.c (struct cpp_pending): Update for renamed objects.
2056 (append_include_chain, remove_dup_dir, remove_dup_dirs,
2057 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
2058 * cpplib.h (struct cpp_options): Similarly.
2060 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2062 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
2063 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
2064 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
2065 config/clipper/xm-clix.h, config/convex/xm-convex.h,
2066 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2067 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
2068 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
2069 config/i370/xm-linux.h, config/i370/xm-mvs.h,
2070 config/i370/xm-oe.h, config/i386/xm-aix.h,
2071 config/i386/xm-i386.h, config/i386/xm-osf.h,
2072 config/i860/xm-i860.h, config/i960/xm-i960.h,
2073 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
2074 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
2075 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
2076 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
2077 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
2078 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
2079 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
2080 config/pj/xm-pj.h, config/romp/xm-romp.h,
2081 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2082 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2083 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2084 config/v850/xm-v850.h, config/vax/xm-vax.h,
2085 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
2086 Do not define TRUE or FALSE.
2088 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
2089 empty by above change.
2090 * config.gcc: Remove references to these files.
2092 * configure.in: Detect stdbool.h.
2093 * configure, config.in: Regenerate.
2094 * system.h: Include stddef.h here if available.
2095 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
2096 Then set up a sensible boolean type at the very end.
2098 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
2099 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
2101 * hash.h: Delete 'boolean' typedef and related #undefs.
2103 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
2104 all uses of 'boolean' with 'bool'.
2106 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2108 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
2109 * cppexp.c (lex): Cast enums for comparison.
2110 * cppinit.c (parse_option): Cast enum for comparison.
2111 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
2112 (cpp_output_token): Likewise.
2113 (cpp_can_paste): Cast enums for comparsion and plus/minus.
2114 (cpp_avoid_paste): Cast enums for minus and comparison.
2116 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2118 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
2119 field to all array elements.
2121 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2123 * cpphash.h (struct cpp_reader): Add print_version field.
2124 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
2125 just set print_version and other flags as appropriate.
2126 (cpp_post_options): Print version here if print_version is set.
2128 * toplev.c (exit_after_options): New flag.
2129 (independent_decode_option): Don't exit here; just set
2131 (main): Exit after calling lang_hooks.post_options if
2132 exit_after_options is true.
2134 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
2135 (merge_include_chains): Adjust comment to match code.
2137 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2139 * stringpool.c (set_identifier): New function.
2140 * tree.h: Prototype it.
2142 * c-parse.in: Kill D_YES. If compiled for objc, call
2143 save_and_forget_protocol_qualifiers from init_reswords.
2144 * objc/objc-act.c (remember_protocol_qualifiers,
2145 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
2146 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
2148 (save_and_forget_protocol_qualifiers): New function.
2149 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
2151 2001-03-01 Diego Novillo <dnovillo@redhat.com>
2153 * c-semantics.c (prune_unused_decls): Return error_mark_node
2154 instead of (tree) 1 to stop traversing the tree chain.
2156 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2158 Fix a problem introduced by Kenner's Feb 18 change.
2159 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
2160 flag_cse_skip_blocks only temporarily, not for ever.
2162 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
2164 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
2165 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
2167 * pa.c (emit_move_sequence): Verify operand0 is a hard register
2168 before determining its register class.
2170 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2172 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
2173 from reg 4 if current_function_calls_setjmp.
2174 (gen_nop_type): New function.
2175 (ia64_emit_nops): New function.
2176 (ia64_reorg): Call it.
2177 (ia64_sched_reorder): Move code that rotates bundles up a bit.
2179 * reload1.c (eliminate_regs_in_insn): Restrict the special case
2180 code not to try to optimize adds with anything but a REG destination.
2182 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
2183 (INSN_PRIORITY_KNOWN): New accessor macro.
2184 * haifa-sched.c (priority): Use it instead of testing priority against
2187 2001-02-28 DJ Delorie <dj@redhat.com>
2189 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
2190 since that doesn't work the way gcc wants on a generic m68k.
2192 2001-02-28 Richard Henderson <rth@redhat.com>
2194 * caller-save.c (save_call_clobbered_regs): Fix typo in
2195 comparison last change.
2197 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
2199 * i386.c (pentium4_cost): New.
2200 (m_PENT4): New macro.
2201 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
2202 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
2203 x86_integer_DFmode_moves, x86_partial_reg_dependency,
2204 x86_memory_mismatch_stall): Add Pentium4
2205 (x86_use_q_reg, x86_use_any_reg): Kill.
2206 (override_options): Add pentium4.
2207 (incdec_operand): Return 0 for pentium4.
2208 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
2209 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
2210 (TARGET_PENTIUM4): Define.
2211 (enum processor_type): Add PROCESSOR_PENTIUM4.
2212 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
2213 * i386.md (attribute "cpu"): Add pentium4.
2214 * invoke.texi (march): Add pentium4.
2216 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
2218 * i386.md (sse_mov?fcc*): New patterns and splitters.
2219 * i386.c (ix86_expand_movcc): Work post-reload; recognize
2220 the SSE based conditional moves.
2222 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
2224 * i386.md (attribute mode): Add "TI".
2225 (movsf_1): Add pxor support; remove constant propagation splitter.
2226 (movdf_integer): Likewise.
2227 (movdf_nointeger): Likewise.
2228 (movxf constant prop splitter): Handle all modes; update for SSE.
2229 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
2230 * i386.c (standard_80387_constant_p): Rewrite.
2231 (standard_sse_constant_p): New.
2232 * i386-protos.h (standard_sse_constant_p): New.
2234 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
2236 * i386.md (sse_setccsf, sse_setccdf): New.
2237 (sse_cmp* patterns): Use '%D' instead of outputtting condition
2239 * i386.c (sse_comparison_operator): Accept the supported unordered
2240 comparses; be ready for fast_math.
2241 (print_operand): Support 'D'.
2243 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
2245 * jump.c (reversed_comparison_code): Kill.
2247 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
2249 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
2252 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
2254 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
2255 add missing '%' in constraints.
2257 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
2259 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
2260 for HOST_BITS_PER_WIDE_INT == 32 too.
2262 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
2264 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
2266 (insert_save, insert_restore): New parameter save_mode.
2267 (init_caller_save): Update initialization of reg_save_code
2268 and reg_restore_code.
2269 (save_call_clobbered_regs): Compute save_modes and update calls to
2270 reg_save_code and reg_restore_code.
2271 (insert_restore): Unsignetize numbers; use save_modes to choose mode
2272 of spill; update use of reg_restore_code.
2273 (insert_save): Likewise.
2274 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2275 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2276 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2278 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2280 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
2281 noce_try_store_flag_inc, noce_try_store_flag_mask,
2282 noce_try_cmove_arith):
2283 Use reversed_comparison_code instead of reverse_comparison and
2284 can_reverse_comparison_p.
2286 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
2288 * jump.c (reversed_comparison_code_parts): Allow reversal of
2289 unordered compares in -ffast-math mode; reverse ordered compares
2290 for FP even w/o -ffast-math.
2292 2001-02-27 Richard Henderson <rth@redhat.com>
2294 * print-rtl.c (print_rtx) [i]: Don't print field five on
2295 NOTEs other than NOTE_INSN_DELETED_LABEL.
2297 2001-02-27 Zack Weinberg <zackw@stanford.edu>
2299 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
2300 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
2302 2001-02-27 Diego Novillo <dnovillo@redhat.com>
2304 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
2305 even if walk_subtrees is 0.
2306 * c-semantics.c (prune_unused_decls): Return a non-null value to
2307 stop traversing the tree chain.
2309 2001-02-27 DJ Delorie <dj@redhat.com>
2311 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
2312 register, *then* define it as the new CFA.
2314 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
2316 * pa.c (override_options): Promote -fpic to -fPIC.
2317 (legitimize_pic_address): Simplify due to removal of
2318 small PIC as a code generation option.
2319 (secondary_reload_class): Similarly.
2320 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
2321 (PRINT_OPERAND_ADDRESS): Similarly.
2322 * pa.md (various patterns): Similarly.
2323 (small pic lo_sum pattern): Remove.
2325 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
2328 * md.texi (min, max): Document
2330 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2332 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2333 TARGET_PARTIAL_REG_DEPENDENCY.
2334 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2336 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2338 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2340 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2342 * mips.c (mips_make_temp_file): Fix thinko in last change.
2344 2001-02-26 Jason Eckhardt <jle@redhat.com>
2346 * combine.c (known_cond): Do not reverse the condition when
2347 SMAX/UMAX is being considered and the condition is for equality
2350 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2352 2001-02-26 Philip Blundell <philb@gnu.org>
2354 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2356 * config/arm/linux-elf.h: Remove historical relics related to
2357 above configurations.
2358 * config/arm/linux-oldld.h: Delete.
2359 * config/arm/linux-elf26.h: Delete.
2361 2001-02-26 Jason Merrill <jason@redhat.com>
2363 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2365 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2366 recognize a tentative definition. Lose obsolete code.
2368 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2369 variables unless necessary, either.
2371 2001-02-25 Richard Henderson <rth@redhat.com>
2373 * ifcvt.c (struct noce_if_info): Add test_bb.
2374 (noce_get_alt_condition): New.
2375 (noce_try_minmax, noce_try_abs): New.
2376 (noce_operand_ok): New.
2377 (noce_process_if_block): Use them.
2378 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2380 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2382 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2385 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2387 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2388 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2390 (mips_asm_file_end): Free temp_filename here.
2392 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2394 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2395 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2397 * config/i386/i386.md (movstrsi): Handle FAIL case.
2399 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2401 * cppinit.c (builtin_array): Update.
2402 (init_builtins): Flag builtins to warn if redefined or
2403 undefined. Define __GXX_WEAK as a normal macro.
2404 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2405 * cpplib.h (NODE_WARN): New flag.
2406 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2407 Handle __STDC__ as a builtin only on Solaris.
2408 (warn_of_redefinition): Renamed from check_macro_definition.
2409 Reverse sense of test. Always warn if NODE_WARN.
2410 (_cpp_create_definition): Use warn_of_redefinition. Flag
2411 any macro beginning with "__STDC_" to require a mandatory
2412 warning if redefined or undefined.
2414 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2416 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2417 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2418 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2419 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2420 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2421 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2422 Don't define any of:
2423 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2424 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2425 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2426 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2427 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2429 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2430 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2433 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2434 Delete now-empty file.
2436 * alpha/vms.h: Define NEED_ATEXIT here...
2437 * alpha/xm-vms.h: ...not here.
2439 * i386/cygwin.h: Don't define PARAMS.
2440 * mips/mips.c: Don't prototype mktemp. Don't define
2441 P_tmpdir. Use make_temp_file to create temporary files.
2442 Don't be clever and delete temporary files early.
2443 * config.gcc: Drop references to deleted files. Don't define
2445 * gcc.texi: Don't mention USE_PROTOTYPES.
2447 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2449 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2450 (ix86_set_move_mem_attrs_1): Likewise.
2451 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2452 * config/i386/i386.md (movstrsi): Call it.
2454 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2456 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2457 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2458 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2459 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2461 (i750a-*-*): Error here if hosting on i750a.
2462 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2464 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2465 Remove (empty modulo comments).
2467 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2468 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2469 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2470 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2471 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2472 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2474 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2475 Remove reference to winnt.h in comment.
2476 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2478 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2480 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2481 used to set another biv.
2483 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2485 * tree.h (BLOCK_DEAD): New macro.
2486 (struct tree_block): New flag, dead_flag.
2487 * print-tree.c (print_node, case 'b'): Print missing fields.
2488 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2489 * function.c (identify_blocks): Enable test for misplaced notes.
2490 (all_blocks): Skip BLOCK_DEAD blocks.
2491 * integrate.c (integrate_decl_tree): Likewise.
2493 * errors.c (internal_error, trim_filename): New functions.
2494 (fancy_abort): Call internal_error.
2495 * errors.h (internal_error, trim_filename): New declarations.
2497 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2499 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2501 (EXTRA_CONSTRAINT): Formatting changes.
2503 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2505 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2507 2001-02-23 Per Bothner <per@bothner.com>
2509 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2510 so they can be called from java/jvspec.c.
2511 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2513 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2515 * i386.c (ix86_frame): New structure.
2516 (ix86_compute_frame_size): Kill.
2517 (ix86_compute_frame_layout): New.
2518 (ix86_save_reg): New.
2519 (ix86_can_use_return_insn_p): Use frame layout stuff.
2520 (ix86_expand_prologue): Likewise.
2521 (ix86_expand_epilogue): Likewise.
2522 (ix86_initial_elimination_offset): Likewise.
2523 (ix86_nsaved_regs): Use ix86_save_reg.
2524 (ix86_emit_save_regs): Likewise.
2526 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2528 * flow.c (find_sub_basic_blocks): New function.
2529 (split_block): Be ready for basic block introduced by CODE_LABEL.
2530 (commit_one_edge_insertion): Call find_sub_basic_block.
2532 * flow.c (make_edges): Add edge from entry for blocks starting with
2533 label having ALTERNATE_NAME
2535 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2537 * function.c (epilogue_done): Be ready for first basic block not
2538 containing PROLOGUE_END note.
2539 (reposition_prologue_and_epilogue_notes): Avoid placing
2540 PROLOGUE_END note between BASIC_BLOCK.
2542 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2544 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2546 2001-02-21 DJ Delorie <dj@redhat.com>
2548 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2549 check for current_function_has_nonlocal_goto from 1999-11-12.
2551 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2553 * diagnostic.c (trim_filename): No longer static.
2554 * toplev.h (trim_filename): Declare.
2555 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2556 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2557 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2558 (rtvec_check_failed_bounds): Likewise.
2559 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2561 * convert.c (convert_to_integer): Don't do unsigned unless result or
2562 both inputs are unsigned.
2564 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2567 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2569 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2571 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2573 * Makefile.in (resource.o): Add params.h dependence.
2574 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2575 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2576 * resource.c: Add dependence on params.h.
2577 (current_live_regs): Fix explanatory comment.
2578 (find_basic_block): Add new parameter to permit limiting search
2580 (mark_target_live_regs): Add new argument to find_basic_block call.
2581 (incr_ticks_for_insn): Likewise.
2583 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2585 * diagnostic.c (output_to_stream): Rename to
2586 output_buffer_to_stream. Loses the stream parameter.
2587 (init_output_buffer): Set diagnosic_buffer's stream.
2588 (flush_diagnostic_buffer): Adjust.
2589 (default_print_error_function): Likewise.
2590 (finish_diagnostic): Likewise.
2591 (verbatim): Likewise.
2593 * diagnostic.h (struct output_buffer): Add `stream' field.
2594 (output_buffer_attached_stream): New macro.
2596 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2598 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2599 check if either operand is divisible by C.
2600 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2601 If type is signed, consider negative numbers as well.
2603 2001-02-22 Richard Henderson <rth@redhat.com>
2605 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2606 reach .text instead of gp-relative relocs.
2607 * config/ia64/crtend.asm (.init): Likewise.
2609 2001-02-22 Andreas Jaeger <aj@suse.de>
2611 * extend.texi (C++ Attributes): Fix typo.
2613 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2615 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2616 functions, drop current_function_args_info.words test.
2617 (ia64_compute_frame_size): Mark syscall_linkage functions as
2618 using eight input registers.
2620 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2621 Bruce Korb <bkorb@gnu.org>
2623 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2624 * fixinc/README: Document how to convert sed substitutions
2625 to format style c_fix-es.
2626 * fixinc/fixincl.x: regen
2628 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2630 * gcc.c: Add comment explaining how to add a command-line option.
2631 Add title to specs language comment.
2633 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2635 * gcc.c (cc1_options): Add "-param".
2636 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2637 (option_map): Likewise.
2638 * toplev.c (display_help): Add entry for "--param".
2639 (independent_decode_option): Fix typographical error.
2641 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2642 Bernd Schmidt <bernds@redhat.com>
2643 Jan Hubicka <jh@suse.cz>
2645 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2646 (function_arg): Likewise.
2648 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2650 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2652 2001-02-21 Kazu Hirata <kazu@hxi.com>
2654 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2658 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2660 * flow.c (init_propagate_block_info): Canon address and use single_set
2661 for killing dead memory stores.
2663 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2665 * Makefile.in (reorg.o): Add params.h dependence.
2666 * params.def: Fix typographical error in comment.
2667 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2668 * params.h: Modify introductory comment.
2669 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2670 * reorg.c: Add dependence on params.h.
2671 (redundant_insn): Add parameterized throttle for search.
2672 (fill_simple_delay_slots): Add a comment explaining a variable.
2673 Move conditional out of loop, simplifying code.
2674 (fill_eager_delay_slots): Fix typographical error in comment.
2676 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2678 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2680 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2681 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2683 2001-02-21 Jason Merrill <jason@redhat.com>
2685 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2686 (struct tree_decl): Add uninlinable bitfield.
2687 * c-decl.c (duplicate_decls): Set it.
2688 * integrate.c (function_cannot_inline_p): Check it.
2690 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2691 DW_AT_MIPS_linkage_name to abstract methods.
2692 (dwarf2out_abstract_function): Emit class context before calling
2693 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2694 (gen_subprogram_die): Remove obsolete code.
2695 (gen_member_die): Don't include clones in the member list.
2696 (gen_decl_die): Emit abstract info for clone origin.
2697 * dwarfout.c (output_type): Don't include clones in the member list.
2698 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2699 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2700 DECL_ABSTRACT on a function that already has it set.
2702 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2703 (get_subprogram_die): Pass it in.
2705 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2707 * flow.c (mark_set_1): Make not_dead unsigned long. For
2708 non-pseudos, use it as a bitmask of the hard regs that
2711 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2713 * cppfiles.c: Update comments.
2714 (_cpp_read_file): Don't check for NULL filenames any more.
2715 * cppinit.c (cpp_start_read): Don't do canonicalization of
2716 in_fname and out_fname. Use the passed file name exclusively.
2717 (_cpp_handle_options): Don't treat "-" as a command line option,
2718 but as a normal filename.
2719 (_cpp_post_options): Canonicalize in_fname and out_fname.
2720 * cppmain.c (printer_init): Don't check out_fname for NULL.
2721 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2722 (init_c_lex): Update, and use "" to represent stdin to CPP.
2725 2001-02-20 Will Cohen <wcohen@redhat.com>
2727 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2728 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2729 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2732 2001-02-20 Stan Shebs <shebs@apple.com>
2734 * config/rs6000/rs6000.c (output_cbranch): Output branches
2735 on separate lines instead of using ';' to separate.
2737 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2739 * cppinit.c (set_lang): Move builtin handling to...
2740 (init_builtins): ...here.
2741 (_cpp_create_reader): Move call to set_lang.
2743 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2745 * stmt.c (expand_return): If an attempt is made to return the
2746 error_mar_node, treat the return like a return without a value.
2748 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2750 * sibcall.c (skip_copy_to_return_value): Call
2751 identify_call_return_value here, and return orig_insn if it
2752 returns zero. Hardret and softret arguments now unnecessary.
2753 (call_ends_block_p): Don't call identify_call_return_value here.
2755 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2757 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2758 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2760 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2762 * pa.c (move_operand): Accept code to load the address of a
2763 symbol out of the DLT as a valid move operand.
2764 (print_operand, case 'A'): New to handle generating a DLT
2765 reference for a LO_SUM expression.
2766 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2767 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2769 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2771 * README, cpp.texi, gcc.texi, version.c: Update version number to
2773 * cpp.1, gcov.1, gcc.1: Regenerate.
2775 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2777 * cppfiles.c (stack_include_file): Generate dependencies
2778 here, and manage include_count here too.
2779 (PRINT_THIS_DEP): Delete.
2780 (_cpp_execute_include): Do not generate dependencies here,
2781 apart from the case of a missing header. Do not manage
2783 (_cpp_read_file): Leave dependency generation to
2786 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2788 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2789 target_cpu_default. Remove dead assignment to
2792 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2794 * regclass.c (contains_reg_of_mode): Make global.
2795 (init_reg_sets): Remove contains_reg_of_mode; take into account
2796 CLASS_MAX_NREGS when looking for the proper mode.
2797 (dump_regclass): Dump only classes considered for the pseudo.
2798 (regclass): Use contains_reg_of_mode.
2800 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2802 * gcc.c (do_spec_1): 'n' for printing notices.
2803 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2805 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2807 * reg-stack.c (next_flags_user): Use current_block->end
2808 (swap_rtx_condition): Look for next user if flags don't die;
2809 give up on CALL_INSNs; use current_block->end.
2811 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2813 * sibcall.c (call_ends_block_p): New function.
2814 (optimize_sibling_and_tail_recursive_call): Use it.
2816 2001-02-18 Kazu Hirata <kazu@hxi.com>
2818 * config/h8300/h8300.md: Update copyright.
2819 (andsi3): Do not output an extra newline character.
2821 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2823 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2824 FNDECL may be unused.
2826 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2827 follow jumps after first run.
2828 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2829 it doesn't change any jumps.
2831 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2833 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2834 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2835 (mostlyclean): Corresponding changes.
2836 * rtlanal.c (hard-reg-set.h): Include.
2837 (rtx_unstable_p): Do not treat the argument pointer specially
2838 if it is not a fixed register.
2839 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2841 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2843 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2844 against last real insn in basic block.
2845 Rework to avoid gotos.
2847 * Makefile.in (gcse.o): Now includes ggc.h.
2848 * gcse.c: Include ggc.h.
2849 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2850 (try_replace_reg): Remove warning of uninitialize variable.
2851 (process_insert_insn): Call invalid_insn_p to validate insn.
2852 * recog.c (insn_invalid_p): Now global.
2853 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2854 * recog.h (insn_invalid_p): New declaration.
2856 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2858 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2859 assignments from FP constants since 'Y' output code can't handle it.
2860 (eligible_for_sibcall_delay): Likewise.
2862 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2863 Call fancy_abort directly, passing args.
2864 (print_rtl_and_abort): Now a macro, like fancy_abort.
2866 * final.c (output_operand_lossage): Use internal_error, not error.
2868 2001-02-18 Shane Nay <shane@agendacomputing.com>
2870 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2871 structure shift insns.
2873 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2875 * invoke.texi (-fsquangle): Remove documentation.
2876 (-fname-mangling-version): Likewise.
2878 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2880 * optabs.c (expand_abs): Remove reference to
2881 HAVE_contitional_arithmetic.
2882 * combine.c (simplify_set): Likewise.
2884 2001-02-18 Richard Henderson <rth@redhat.com>
2886 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2889 2001-02-18 Richard Henderson <rth@redhat.com>
2891 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2893 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2895 * reload1.c (reload_cse_simplify_set): Fix typo.
2897 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2899 * diagnostic.c (_fatal_insn): Decrement errorcount.
2901 * invoke.texi (-I): Add note avoiding use for system header files.
2903 * rtl.h (add_clobbers): Remove duplicate declaration.
2904 * recog.h (added_clobbers_hard_reg_p): New declaration.
2905 * genemit.c (struct clobber_pat): New field has_hard_reg.
2906 (gen_insn): Record if added clobbers clobber hard reg.
2907 (gen_split): Avoid unused warning if number of operands is 0.
2908 (output_added_clobbers_hard_reg_p): New function.
2911 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2913 * pa.c (hppa_expand_prologue): Simplify code storing return
2914 pointer. For large (>=8k) frames with a post_store, adjust stack
2915 pointer by 8k-64 first rather than by 64. When testing with
2916 VAL_14_BITS_P, always use the actual value rather than the value
2917 negated. Add blockage to prevent scheduling of spills before
2918 stack frame has been created.
2919 (hppa_expand_epilogue): Simplify code loading return pointer.
2920 Allow a slightly larger range for merge_sp_adjust_with_load case.
2921 When testing with VAL_14_BITS_P, always use the actual value.
2923 * pa.c (pa_adjust_insn_length): Check that block move
2924 pattern is a set before looking at operands.
2926 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2928 * fold-const.c (fold_binary_op_with_conditional_arg): New
2929 function, split out from ...
2931 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2932 conditional arms that throw exceptions.
2934 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2937 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2939 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2940 define HAVE_DECL_* to 1 to mask potential backup declarations.
2941 * configure: Regenerated.
2943 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2945 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2947 2001-02-17 Richard Henderson <rth@redhat.com>
2949 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2950 when replacing a memory load with a register.
2952 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2953 Jan Hubicka <jh@suse.cz>
2955 * recog.c (validate_replace_src_1): New.
2956 (validate_replace_src_data): Likewise.
2957 (validate_replace_src): Use note_uses.
2958 * rtl.h (note_uses): Declare.
2959 * rtlanal.c (note_uses): New.
2961 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2963 * reg-stack.c (stack_def): Make field reg unsigned.
2964 (remove_regno_note): Unsignetize parameter.
2966 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2968 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2969 shladd_operand() call.
2971 2001-02-16 Bruce Korb <bkorb@gnu.org>
2972 Rodney Brown <RodneyBrown@mynd.com>
2974 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2975 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2976 machine restrictions
2977 * fixinc/fixincl.x: regen
2979 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2981 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2983 (hash_scan_insn): Clean up calls to hash_scan_set.
2984 (compute_kill_rd): REGNO now unsigned.
2985 (try_replace_reg): Rework to use simplify_replace_rtx.
2986 (cprop_jump, cprop_cc0_jump): Likewise.
2987 (cprop_insn): Call find_reg_equal_equiv_note.
2988 Reflect changes to cprop_jump and cprop_cc0_jump.
2990 * recog.c (validate_replace_src): Replace in operands of
2991 ZERO_EXTRACT in SET_DEST.
2993 * cse.c (new_label_ref): New variable.
2994 (insert): Set it instead of recorded_label_ref.
2995 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
2996 CODE_LABEL for this function, and not already in REG_LABEL note.
2998 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
3000 * resource.c (mark_referenced_resources): Fix typo in introductory
3002 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
3005 2001-02-16 Jason Merrill <jason@redhat.com>
3007 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
3009 (gen_subprogram_die): Don't abort on seeing a second definition if
3010 the previous one was abstract. Don't replace an abstract instance
3011 in the lookup table.
3013 * dwarf2out.c (dwarf2out_abstract_function): Rename from
3014 gen_abstract_function.
3015 * dwarf2out.h: Declare it.
3016 * toplev.c (note_outlining_of_inline_function): New fn.
3017 * toplev.h: Declare it.
3018 * integrate.c (output_inline_function): Call it.
3019 * c-decl.c (duplicate_decls): Call it when redefining an extern
3020 inline. Don't inline the new defn.
3022 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
3024 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3026 * .gdbinit: Rename to gdbinit.in.
3027 * gdbinit.in: New file,
3028 * configure.in: Generate .gdbinit from gdbinit.in.
3029 * configure: Regenerated.
3030 * Makefile.in (distclean): Always remove .gdbinit.
3032 2001-02-16 Jakub Jelinek <jakub@redhat.com>
3034 * objc/objc-act.c (start_class): Register implemented_classes with
3037 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
3039 * cppfiles.c (_cpp_make_system_header): Generate a file
3042 2001-02-15 Jim Meyering <meyering@lucent.com>
3044 * Makefile.in (install-common): Don't depend on installdirs here.
3045 Instead, make each of the lang.install-common targets (e.g.,
3046 c++.install-common in cp/Make-lang.in) depend on it.
3047 (install-driver): Depend on installdirs.
3049 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3051 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
3053 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
3056 2001-02-15 Mark Mitchell <mark@codesourcery.com>
3058 * invoke.texi (--param): Document.
3060 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
3062 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
3064 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
3066 * i386.md (extendsfdf2_2): Fix constraints.
3068 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
3070 * i386.md (fop_df_3 splitter): Fix operand number.
3072 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
3074 * invoke.texi (-mreg-alloc): Nuke.
3075 * i386.c (ix86_reg_alloc_order, regs_allocated,
3076 order_regs_for_local_alloc): Nuke.
3077 (override_options): Kill reg_alloc code.
3078 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
3079 (REG_ALLOC_ORDER): SSE goes before I387.
3080 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
3081 (ix86_reg_alloc_order): Likewise.
3082 * i386-protos.h (ix86_reg_alloc_order): Kill.
3084 2001-02-14 Richard Henderson <rth@redhat.com>
3086 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
3088 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
3090 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
3092 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
3094 * i386-protos.h (ix86_memory_move_cost): Move offline.
3095 * i386.c (ix86_register_move_cost): Compute properly cost of
3096 SSE, MMX and i387 instructions.
3097 (*_cost): Add costs of SSE/MMX moves.
3098 (ix86_memory_move_cost): Move offline from ....; Likewise.
3099 * i386.h (MEMORY_MOVE_COST): .... here;
3100 (struct processor costs): Add new fields to represent costs
3103 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
3105 * regclass.c (init_reg_sets_1): Reinstall the optimization of
3106 move_cost together with Matt Kraai's fix.
3108 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3110 * Makefile.in (OBJS): Add params.o.
3112 2001-02-14 Richard Henderson <rth@redhat.com>
3113 DJ Delorie <dj@redhat.com>
3115 * jump.c (jump_optimize_1): When we delete a conditional jump
3116 preceeding a non-conditional jump to effectively the same place,
3117 make sure that the combined jump skips any clobber insns between
3120 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3122 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
3124 2001-02-14 Mark Mitchell <mark@codesourcery.com>
3126 * Makefile.in (toplev.o): Depend on params.h.
3127 (intergate.o): Likewise.
3128 (params.o): New target.
3129 * flags.h (inline_max_insns): Remove.
3130 * integrate.c: Include params.h.
3131 Use MAX_INLINE_INSNS instead of inline_max_insns.
3132 * params.c: New file.
3133 * params.h: Likewise.
3134 * params.def: Likewise.
3135 * toplev.c: Include params.h.
3136 (lang_independent_params): New variable.
3137 (decode_f_option): Use the param machinery instead of setting
3139 (independent_decode_option): Handle "--param name=value".
3140 (main): Register language-independent parameters.
3142 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
3144 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
3146 2001-02-14 Richard Henderson <rth@redhat.com>
3148 * regclass.c (init_reg_sets_1): Revert last two changes.
3150 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3152 * stor-layout.c (is_pending_size, put_pending_size): New functions.
3153 (variable_size): Call put_pending_size.
3154 * tree.h (is_pending_size, put_pending_size): Add prototypes.
3155 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
3156 sizes list, put newly created SAVE_EXPR there as well.
3158 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3160 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
3161 (errata_find_address_regs): load_group has only 2 entries.
3162 (errata_emit_nops): Likewise. shladd is not problematic.
3163 Clear last_group if nop was emitted.
3164 (fixup_errata): load_group has only 2 entries.
3167 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
3169 * c-lex.c (lex_number): Only warn traditionally for U suffix
3170 outside system macros.
3171 * cppexp.c (parse_number): Similarly.
3172 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
3173 * cppmacro.c (struct cpp_macro): New member node.
3174 (parse_args): Only warn about missing rest args if not
3176 (funlike_invocation_p): Similarly for uninvoked funlike macros.
3177 (cpp_sys_objmacro_p): New.
3178 (_cpp_create_definition): Store the node with the macro defn.
3179 Remember if the macro is defined in a system header.
3181 2001-02-13 DJ Delorie <dj@redhat.com>
3183 * configure.in (check_languages): determine languages to check
3184 * Makefile.in (check-c++): alias for check-g++
3185 (check-f77): alias for check-g77
3186 (CHECK_TARGETS): depend on configured languages
3188 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
3190 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3191 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3192 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3193 (sqrtextendsfdf2): Disable for SSE2.
3195 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
3197 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3198 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3199 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3200 (sqrtextendsfdf2): Disable for SSE2.
3202 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
3204 * i386.md (movsfcc_1): Support integer cmove instruction.
3205 (movdfcc_1): Likewise; new splitter.
3207 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
3209 * i386.c (output_fp_compare): Support SSE.
3210 (prepare_fp_compare_args): SSE comparisons always support memory.
3211 * i386.h (TARGET_CMOVE): SSE imply cmove.
3212 * i386.md (cmp?f2): Enable for SSE too.
3213 (cmpfp_i*): Support SSE.
3215 (cmpfp_i_sse_only): New.
3216 (s*, b* fp expanters): Enable for SSE too.
3217 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
3220 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
3222 * regclass.c (init_reg_sets_1): Silence warning.
3224 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
3226 * i386.md (sqrt?f2): Change to expander.
3227 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
3229 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3231 * rtlanal.c (find_reg_equal_equiv_note): New function.
3232 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
3233 (simplify_gen_relational, simplify_replace_rtx): Likewise.
3234 * rtl.h: Add declarations for above functions.
3236 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
3238 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
3240 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
3241 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
3242 * flow.c (mark_regs_live_at_end): Likewise.
3243 (calculate_global_regs_live): Likewise.
3244 * gcse.c (compute_hash_table): Likewise.
3245 (compute_kill_rd): Likewise.
3246 * resource.c (mark_target_live_regs): Likewise.
3247 * rtl.h (INVALID_REGNUM): New macro.
3249 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
3251 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
3253 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
3255 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
3258 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
3260 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
3262 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
3263 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
3264 (fop_sf_1_sse, fop_df_1_sse): New patterns
3265 (fop_*): Disable float_extend and float patterns for SSE compilation.
3266 * i386.c (output_387_binary_op): Support SSE.
3268 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
3270 * i386.md (dummy_extendsfdf2): Support SSE2
3271 (extendsfdf2): Enable if 80387 or SSE2.
3272 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
3273 and no MIX_I387_SSE2
3274 (extendsfdf2_1_sse_only): New pattern.
3275 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
3277 (truncdfsf2_1): Support SSE.
3278 (truncdfsf2_2): Support SSE.
3279 (truncdfsf2_2_1_sse): New pattern.
3280 (fixtruncsfsi2): Always use SSE if available.
3281 (fix_truncsfsi_sse): New pattern.
3282 (fix_truncdfsi_sse): New pattern.
3283 (floatsis?f2): Support SSE.
3284 (floatsidf2_i387): New pattern.
3285 (floatsidf2_sse): Likewise.
3287 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3289 * configure.in: Use "have_gnat" variable, not "gnat".
3290 * configure: Regenerated.
3292 * config/sparc/sparc.c (function_value): Treat all non-record
3293 aggregate types like used to treat UNION_TYPE.
3295 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
3297 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
3298 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
3300 (MASK_MIX_SSE_I387): New.
3301 (TARGET_SSE): SSE2 imply SSE.
3302 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
3303 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
3304 (enum reg_class): Add new classes.
3305 (REG_CLASS_NAMES): Likewise.
3306 (REG_CLASS_CONTENTS): Likewise.
3307 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
3308 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
3309 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
3310 (CLASS_MAX_NREGS): Use new macros.
3311 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
3312 * i386.md (pushsf, movsf): Support SSE.
3313 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
3314 splitters to use ANY_FP_REGNO_P.
3315 (movdf_nointeger, movdf_integer): Likewise.
3317 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3319 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
3320 (try_combine): Use it.
3322 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
3324 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
3325 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
3326 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
3327 (REGISTER_MOVE_COST): Likewise.
3328 * i386-protos.h (ix86_secondary_memory_needed,
3329 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
3330 * i386.c (ix86_secondary_memory_needed,
3331 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3333 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3335 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3336 (HARD_REGNO_MODE_OK): Move offline to ....
3337 * i386.c (ix86_hard_regno_mode_ok) ... here;
3338 refuse all incorrect modes.
3339 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3341 2001-02-13 Richard Henderson <rth@redhat.com>
3343 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3344 entire operator; replicate that and match_dup the operands.
3345 (cmp_ccx_arith_op_set): Likewise.
3346 (cmp_cc_arith_op_not_set): Likewise.
3347 (cmp_ccx_arith_op_not_set): Likewise.
3349 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3351 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3353 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3355 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3356 (TARGET_NO_BITFIELD_WORD): New macro.
3357 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3358 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3360 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3362 * cselib.c: New file, from simplify-rtx.c.
3363 * simplify-rtx.c: Remove cselib parts.
3364 * Makefile.in: Add cselib.o.
3366 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3368 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3369 (setup_incoming_varargs): Remove warning.
3371 * config/rs6000/rs6000.c (validate_condition_mode): When
3372 flag_fast_math, allow floating-point conditionals to be reversed.
3373 (rs6000_generate_compare): When flag_fast_math, don't generate
3374 cror operations for FP conditionals.
3376 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3378 (ASM_SPEC): Likewise.
3379 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3380 (CC1_SPEC): Likewise.
3381 (LINK_TARGET_SPEC): Likewise.
3382 (CPP_ENDIAN_SPEC): Likewise.
3383 * Makefile.in (check-consistency): New target.
3385 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3387 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3388 "return type defaults" warning for functions with return type
3390 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3391 function declarations by default rather than only when pedantic.
3393 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3395 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3398 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3400 * extend.texi (Deprecated): Deprecate new initializer lists.
3402 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3404 * mkdeps.c (deps_add_default_target): Robustify. Add
3405 basename component only.
3406 * cpp.texi (-M): Describe how default target is generated.
3407 * invoke.texi (-M): Likewise.
3409 2001-02-12 Kazu Hirata <kazu@hxi.com>
3411 * toplev.c (push_float_handler): Remove.
3412 (pop_float_handler): Remove.
3413 * toplev.h: Remove prototypes for the above functions.
3415 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3417 * c-common.c (constant_fits_type_p): New function.
3418 (convert_and_check): Use it.
3420 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3422 * Makefile.in (GXX_ABI_FLAG): Don't define.
3423 * configure.in (--enable-new-gxx-abi): Remove option.
3424 * config.in: Regenerated.
3425 * configure: Likewise.
3427 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3429 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3431 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3432 regular basic block, and arrange for all edges into it to switch
3435 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3437 * Makefile.in (distclean): Do not remove .gdbinit.
3439 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3441 * Makefile.in (gcc.o): Fix typos.
3442 (protize.o): Likewise.
3443 (unprotoize.o): Likewise.
3445 2001-02-11 Richard Henderson <rth@redhat.com>
3447 * tree.c (build1): Check for null operand in last change.
3449 2001-02-11 Richard Henderson <rth@redhat.com>
3451 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3452 (fold): Don't assume a constant isn't foldable.
3453 * tree.c (build): Set TREE_CONSTANT for an expression with no
3454 side-effects and constant operands.
3457 2001-02-10 Richard Henderson <rth@redhat.com>
3459 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3461 2001-02-10 Anthony Green <green@redhat.com>
3463 * cpp.texi (Standard Predefined): Add documentation for
3466 * c-common.c (combine_strings): Improve warning message.
3468 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3470 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3472 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3474 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3476 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3479 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3481 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3484 2001-02-09 Nick Clifton <nickc@redhat.com>
3486 * config/arm/arm.md: Change output contraint on post inc
3487 load/store multiple patterns to be a read/write contraint.
3489 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3491 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3492 .o files when using the -M options.
3494 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3495 David Edelsohn <edelsohn@gnu.org>
3497 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3498 handle DImode constants. Use one TOC entry for SImode and smaller
3499 constants, aligned properly.
3501 2001-02-08 Jason Merrill <jason@redhat.com>
3503 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3504 about the SP adjustment for saving the static chain pointer.
3505 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3506 offset when setting a temporary CFA register.
3508 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3510 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3511 powerpc-*-chorusos* .
3512 * config/rs6000/chorus.h : New file.
3513 * config/i386/chorus.h : New file.
3514 * config/sparc/chorus.h : New file.
3515 * config/sparc/t-chorus-elf : New file.
3517 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3519 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3520 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3521 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3522 (__WCHAR_TYPE__): Correct macro name.
3524 2001-02-08 Richard Henderson <rth@redhat.com>
3526 * config/i386/i386.c (ix86_frame_pointer_required): New.
3527 (ix86_setup_frame_addresses): New.
3528 (struct machine_funciton): Add accesses_prev_frame.
3529 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3530 ix86_frame_pointer_required.
3531 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3532 (SETUP_FRAME_ADDRESSES): New.
3533 * config/i386/i386-protos.h: Update.
3534 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3535 from FRAME_POINTER_REQUIRED.
3536 * config/i386/svr3gas.h: Likewise.
3537 * config/i386/sysv3.h: Likewise.
3538 * config/i386/v3gas.h: Likewise.
3540 2001-02-08 Richard Henderson <rth@redhat.com>
3542 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3543 calculation of the number of integer registers required.
3544 (function_arg_record_value): Likewise.
3546 2001-02-08 Jason Merrill <jason@redhat.com>
3548 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3549 two. Print file and line with "confused" message.
3551 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3553 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3555 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3557 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3559 * final.c (cleanup_subreg_operands): The address of a MEM can
3562 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3565 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3567 * gcc.texi (Incompatibilities): Update documentation of
3568 preprocessing numbers.
3570 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3572 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3574 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3576 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3578 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3579 * gcc.c (struct compiler): Add cpp_spec field.
3580 (input_file_compiler): New variable.
3581 (do_spec_1): Allow a particular compiler to handle `%C'
3583 (main): Store the current compiler in input_file_compiler.
3584 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3586 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3588 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3589 * cppinit.c (cpp_create_reader): Initialize them.
3590 (append_include_chain): cxx_aware arg might be unused.
3591 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3592 keywords and give them their phase 7 meaning. Pedwarn about
3593 this unless '__bool_true_false_are_defined' is defined.
3595 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3597 * lcm.c (optimize_mode_switching): Emit mode_set before the
3598 JUMP_INSN of an abnormal edge.
3600 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3602 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3603 a scheduling barrier at the end.
3605 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3607 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3609 * config/sh/sh.md (reload_outsf): Removed.
3610 (movsf_ie): Introduce constraints for FPUL loads and stores.
3611 (reload_insf): Broaden the output constraint.
3613 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3615 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3616 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3618 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3620 * final.c: Revert my previous changes.
3621 * output.h: Make profile_label_no extern.
3622 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3623 for generating label.
3625 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3627 * config/i386/djgpp.h: Add comments about standard paths.
3628 (MD_EXEC_PREFIX): Undefine before defining.
3629 (MD_STARTFILE_PREFIX): New.
3631 2001-01-30 Bruce Korb <bkorb@gnu.org>
3633 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3634 (load_file): do not rely on load_file_data() to close file pointer
3635 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3636 fixinc/inclhack.def(irix_limits_const): add test_text
3638 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3640 * cppexp.c (parse_defined): Improve diagnostics for invalid
3643 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3645 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3647 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3649 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3650 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3651 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3652 (rs6000_output_symbol_ref): New function.
3653 (output_toc): Use VTABLE_NAME_P.
3655 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3657 * print-tree.c (print_node, case PARM_DECL):
3658 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3660 * stor-layout.c (reference_types_internal): New variable.
3661 (internal_reference_types): New function.
3662 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3663 * tree.h (internal_reference_types): New declaration.
3665 * cse.c (find_best_addr): Fix typo in computing cost.
3667 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3669 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3670 and this is the sum of a pointer and a constant, we know the result
3672 (num_sign_bit_copies, case PLUS): Likewise.
3673 * explow.c (convert_memory_address): Remove opposite SUBREG.
3674 * function.c (instantiate_new_reg): New function (from common code).
3675 (instantiate_virtual_regs_1): Call it.
3676 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3677 if pointers sign- or zero-extend.
3678 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3679 If pointers extend unsigned, use inside of SUBREG.
3680 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3682 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3684 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3685 subdir of gcc_gxx_include_dir.
3686 (gcc_gxx_target_include_dir): Remove.
3688 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3690 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3691 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3692 a high-level description.
3694 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3696 * final.c: Move the declaration of profile_label_no to ...
3697 * output.h: ... here.
3698 * function.c (expand_function_start): Call PROFILE_HOOK.
3699 * config/rs6000/aix.h: Define PROFILE_HOOK.
3700 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3701 * config/rs6000/rs6000.c (output_profile_hook): Define.
3702 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3703 output_profile_hook.
3704 tm.texi : Explain new macro PROFILE_HOOK.
3706 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3708 * extend.texi (Extended Asm): Do not say that semicolon is always
3709 a valid line-breaking character for GNU assemblers. Use
3710 newline-tab as the most commonly supported syntax. Use
3711 newline-tab rather than semicolon in multi-insn examples.
3713 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3715 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3717 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3718 David Edelsohn <edelsohn@gnu.org>
3720 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3721 code for AIX, even without flag_pic.
3723 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3725 * c-typeck.c (common_type): push and pop binding level around
3726 calling common_type on function parameters.
3728 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3730 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3732 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3734 * config/mips/mips.c (override_options): Fix typo in last change.
3735 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3736 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3738 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3740 * invoke.texi (-fdump-class-layout): Document.
3741 (-fdump-translation-unit): Use `=' as filename separator.
3743 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3745 * Makefile.in (s-mlib): Don't build multilibs if
3747 (DRIVER_DEFINES): Adjust accordingly.
3749 (protoize.o): Likewise.
3750 (unprotoize.o): Likewise.
3751 * configure.in: Recognize --enable-multilib.
3753 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3755 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3757 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3758 * configure.in: Remove --enable-libstdcxx_v3 support.
3759 * configure: Regenerated.
3761 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3763 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3764 Call abort instead of fatal.
3765 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3766 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3767 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3768 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3769 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3770 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3772 * diagnostic.h (set_internal_error_function): Renamed.
3773 * toplev.h (internal_error): Renamed from fatal.
3774 (pfatal_with_name): Deleted.
3775 (fatal_io_error): Now has printf-style arguments.
3776 * diagnostic.c (pfatal_with_name): Deleted.
3777 (fatal_io_error): Rework to have args in printf-style.
3778 (set_internal_error_function): Renamed from set_fatal_function.
3779 (internal_error): Renamed from fatal.
3780 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3781 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3782 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3783 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3784 * flow.c (verify_flow_info): Likewise.
3785 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3786 * config/mips/mips.c (save_restore_insns): Likewise.
3788 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3789 * flow.c (verify_flow_info): Likewise.
3790 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3791 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3792 (avr_normalize_condition): Likewise.
3793 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3794 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3795 (limit_reload_class, double_reg_to_memory): Likewise.
3796 (print_operand_address, emit_1600_code_shift): Likewise.
3797 (gen_tst_reg, gen_compare_reg): Likewise.
3798 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3799 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3801 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3803 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3804 * objc/objc-act.c (build_ivar_chain): Likewise.
3805 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3807 * graph.c (clean_graph_dump_file): Likewise.
3808 * profile.c (init_branch_prob): Likewise.
3809 * objc/objc-act.c (objc_init): Likewise.
3811 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3812 * config/avr/avr.c (avr_override_options): Likewise.
3813 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3814 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3815 * config/h8300/h8300.c (h8300_init_once): Likewise.
3816 * config/mips/mips.c (override_options): Likewise.
3817 * config/i386/i386.c (override_options): Likewise, rework.
3818 * config/m68k/m68k.c (override_options): Likewise.
3820 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3822 * config/mips/mips.c (print_operand): Likewise.
3823 * hash.c (hash_allocate): Don't check for failure returns from
3824 obstack functions that can't fail.
3825 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3826 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3827 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3828 (get_object_reference): Likewise.
3830 2001-02-04 Nick Clifton <nickc@redhat.com>
3832 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3833 StrongARM1110, 10TDMI, and 1020T.
3835 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3837 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3839 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3841 * config/sh/sh.md (movdf load split): Pass register number to
3842 FP_OR_XD_REGISTER_P.
3844 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3846 * cppinit.c (BC): New macro.
3847 (builtin_array): Add __GXX_WEAK__.
3848 * cpplib.h (builtin_type): Add BT_WEAK.
3849 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3850 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3851 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3853 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3855 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3857 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3859 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3860 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3862 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3864 * cpphash.h: Rename ALIGN _ALIGN.
3865 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3867 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3869 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3870 compilation environment.
3871 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3872 control over location of cygwin includes and libs.
3874 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3876 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3878 2001-02-02 lars brinkhoff <lars@nocrew.org>
3880 * md.texi (Standard Names): remove reference to spur.md.
3882 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3884 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3885 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3886 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3887 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3888 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3890 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3892 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3893 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3894 number before reload.
3895 (c4x_adjust_cost): Return zero before reload.
3896 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3897 split before reload.
3899 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3901 * c4x.c (c4x_hard_regno_rename_ok): New.
3902 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3903 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3905 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3907 * diagnostic.h: Add missing "extern" in all declarations.
3909 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3911 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3912 as for gcc_gxx_include_dir.
3914 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3916 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3918 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3920 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3921 label before alignment to be used as the braf base address.
3922 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3924 (casesi_jump_2): Require at least TARGET_SH2.
3926 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3927 truncation to 32-bit doubles on -m3e and -m4-single-only.
3929 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3931 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3932 the default when building a shared object.
3933 (init_spec): Use it.
3934 * testsuite/lib/g++.exp: Include the directory where libgcc
3935 is located to the LD_LIBRARY_PATH list.
3936 * invoke.texi (-shared-libgcc): Document the cases in which
3937 GCC defaults to using the shared libgcc.
3939 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3941 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3942 unsigned is wide enough.
3944 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3945 (si_to_float): Likewise.
3946 (float_to_si, float_to_usi): Use BITS_PER_SI.
3948 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3950 * dwarf2out.c: Added explanation of abbreviations.
3951 (def_cfa_1): Added comments listing DWARF2 instructions.
3952 (cfa_temp_reg): Removed in favor of cfa_temp.
3953 (cfa_temp_value): Removed in favor of cfa_temp.
3954 (cfa_temp): New global variable.
3955 (dwarf2out_frame_debug_expr): Added extensive introductory
3956 comments explaining the function's transformations. Revised to
3957 use cfa_temp. Added some rtx checking. Generalize IOR case.
3958 (dwarf2out_frame_debug): Revised to use cfa_temp.
3959 (output_aranges): Cast as "unsigned" to avoid warning.
3960 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3961 explain which instructions must be marked.
3963 2001-02-01 Richard Henderson <rth@redhat.com>
3965 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3968 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3970 * config/sh/crt1.asm (main_k): Modified so that start calls
3971 ___setup_argv_and_call_main.
3973 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3975 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3976 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3977 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3978 * cppmacro.c (builtin_macro): Set builtin flags here.
3979 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3980 (replace_args): Clarify intent.
3981 (cpp_get_token): Macro expansion tokens get the saved flags.
3983 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3986 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3988 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3991 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3993 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3994 returns Pmode pseudo, but we need ptr_mode.
3995 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
3996 Remove bogus conversions; use HOST_WIDE_INT for size.
3997 Don't use TARGET if wrong mode.
3999 * config/i386/i386.c (ix86_compute_frame_size): Allow
4000 stack_alignment_needed to be non-default even if size is zero.
4002 2001-01-31 Alan Modra <alan@linuxcare.com.au>
4004 * (hppa_init_pic_save): Emit the pic offset table
4005 reg save after last_parm_insn.
4006 * pa.c (hppa_init_pic_save): New function.
4007 * pa.h (hppa_init_pic_save): Declare.
4008 * pa.md (call, call_value, sibcall, sibcall_value): Use
4009 the above instead of duplicated code.
4011 * pa.c (hppa_encode_label): Correct size of alloca buffer
4012 so we don't overrun it. Correct leading `*' case.
4013 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
4014 need to handle `*@'.
4015 (FUNCTION_NAME_P): Likewise.
4017 2001-01-31 Richard Henderson <rth@redhat.com>
4019 * config.gcc (alpha-osf5): Use float-i128.h.
4021 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
4022 * config/float-i32.h: Likewise.
4023 * config/float-i64.h: Likewise.
4024 * config/float-sh.h: Likewise.
4025 * config/float-sparc.h: Likewise.
4027 2001-01-31 DJ Delorie <dj@redhat.com>
4029 * expmed.c (extract_bit_field): allow non-integral modes if we
4030 want to extract a whole register from itself.
4032 2001-01-31 Jakub Jelinek <jakub@redhat.com>
4034 * c-typeck.c (set_init_index): If first is equal to last, assume as
4035 if it was not a range at all.
4037 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4039 * config/fp-bit.c: Include tm.h.
4040 (float_to_si): Don't assume SImode is 32-bits wide.
4041 (float_to_usi): Likewise.
4043 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4045 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
4047 (typename): Call pending_xref_error after parsing typed_typespecs.
4048 * c-decl.c (lookup_tag): Give error immediately rather than
4049 leaving it pending if the tag of the wrong type is in the same
4051 (xref_tag): Don't pedwarn for forward declarations of enum types
4053 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
4056 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4058 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
4060 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4062 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
4063 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
4065 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4067 * cpphash.h (struct cpp_reader): New saved_flags.
4068 * cppmacro.c (cpp_get_token): Use saved_flags to remember
4069 to avoid a paste after a pasted token.
4071 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4073 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
4074 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
4075 Wtype_MIN instead of LONG_MIN.
4077 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4079 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
4081 * fixinc/fixincl.x: Regenerated.
4082 * fixinc/inclhack.def (irix_limits_const): New definition to
4083 convert "const" to "__const" in limits.h.
4085 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4087 * fixinc/genfixes (AG): Fix "autogen4" thinko.
4089 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4091 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
4092 when register dies in the insn.
4094 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4096 * diagnostic.c (fatal): Fix word wrap.
4098 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
4100 * combine.c (try_combine): Fix SUBREG setting for
4101 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
4103 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4105 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
4108 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4110 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
4112 * toplev.c (decode_W_option): Update warn_larger_than
4113 unconditionally for each processed switch.
4115 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4117 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
4119 (hppa_expand_prologue): Delete code to save pic offset table register
4120 in the function prologue.
4121 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
4122 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
4123 table register at the beginning of the function after the prologue.
4125 2001-01-29 lars brinkhoff <lars@nocrew.org>
4127 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
4129 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4130 Jeff Law <law@redhat.com>
4132 * pa.md (return): Revise comment for trivial return.
4133 (return_internal): Non-trivial return pattern for non-PIC code.
4134 (return_internal_pic): Non-trivial return pattern for PIC code.
4135 It uses the PIC register to ensure it is restored after
4137 (epilogue): Generate appropriate return for PIC and non-PIC code.
4139 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
4141 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
4143 2001-01-29 DJ Delorie <dj@redhat.com>
4145 * combine.c (if_then_else_cond): Pass the correct mode to
4146 operand_subword() for constants.
4148 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
4150 * config/i386/cygwin.h: Add w32api to include search. Search different
4151 directories in a cross-build environment.
4153 2001-11-29 Tim Josling <tej@melbpc.org.au>
4155 * tree.h (TYPE_STUB_DECL): Add documentation.
4157 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
4159 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
4160 (sdbout_field_types): Likwise. Fix use of host_integerp.
4162 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
4164 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
4167 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
4169 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
4170 to use flag_gnu_linker.
4172 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4174 * cpplib.c (T_BAD_DIRECTIVE): Remove.
4175 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
4177 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
4179 * tree.c, tree.h (build_parse_node): Remove; was identical to
4181 * c-lang.c (start_cdtor), objc/objc-act.c
4182 (build_module_descriptor): Use build_nt instead of
4185 2001-01-29 Jakub Jelinek <jakub@redhat.com>
4187 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
4188 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
4189 not have any upper bits set.
4191 2001-01-29 Phil Edwards <pme@sources.redhat.com>
4193 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
4195 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4197 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
4199 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
4201 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
4202 (integer_minus_one_node): Define.
4204 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
4206 * Makefile.in (bootstrap2-lean): Fix typo.
4208 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
4210 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
4211 : Don't set fe_value.
4212 * cpplib.h (AVOID_LPASTE): New flag.
4213 (struct cpp_hashnode): Remove fe_value.
4214 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
4215 * cppmacro.c (builtin_macro): Don't set flags here.
4216 (replace_args): Set AVOID_LPASTE flag on first token of an
4217 argument, and the token following it.
4218 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
4219 macro expansion, and on the token following it. Do it for
4221 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
4223 2001-01-27 Richard Henderson <rth@redhat.com>
4225 * config/alpha/t-ieee: Remove multilibbing.
4226 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4228 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4230 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
4232 * Makefile.in: Remove all dependencies on defaults.h.
4233 * builtins.c: Don't include defaults.h.
4234 * c-common.c: Likewise.
4235 * c-decl.c: Likewise.
4236 * c-pragma.c: Likewise.
4237 * c-typeck.c: Likewise.
4238 * combine.c: Likewise.
4240 * frame-ia64.c: Likewise.
4241 * cppexp.c: Likewise.
4242 * crtstuff.c: Likewise.
4243 * dbxout.c: Likewise.
4244 * dwarf2out.c: Likewise.
4245 * dwarfout.c: Likewise.
4246 * emit-rtl.c: Likewise.
4247 * except.c: Likewise.
4249 * final.c: Likewise.
4250 * frame-dwarf2.c: Likewise.
4251 * libgcc2.c: Likewise.
4252 * optabs.c: Likewise.
4253 * profile.c: Likewise.
4254 * sdbout.c: Likewise.
4255 * toplev.c: Likewise.
4256 * tradcif.y: Likewise.
4258 * varasm.c: Likewise.
4260 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4262 * builtins.c (expand_builtin_fputs): Use size_one_node when
4263 transforming into fwrite.
4265 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
4267 * extend.texi (Attribute Syntax): New section.
4269 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4271 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
4272 they didn't need fixing.
4274 2001-01-27 Janis Johnson <janis@us.ibm.com>
4276 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
4278 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
4279 to remove macro definitions that are duplicated from elfos.h.
4281 2001-01-27 Richard Henderson <rth@redhat.com>
4283 * config/i386/sco5gas.h: Move ...
4284 * config/usegas.h: ... here.
4285 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
4287 2001-01-27 Jakub Jelinek <jakub@redhat.com>
4289 * c-typeck.c (struct constructor_stack): Add range_stack member.
4290 (really_start_incremental_init): Clear it.
4291 (push_init_level): Save constructor_range_stack and clear it if
4292 pushing explicit braces.
4293 (pop_init_level): abort if constructor_range_stack is non-zero at
4294 explicit closing brace. Restore saved constructor_range_stack if
4297 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4299 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
4300 into register was forced into memory.
4302 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4304 * Makefile.in: Remove uses of + before $(MAKE).
4306 2001-01-26 Richard Henderson <rth@redhat.com>
4308 * stmt.c (cost_table): Remove.
4309 (COST_TABLE, cost_table_initialized): New.
4310 (estimate_case_costs): Use the later instead of the former.
4311 (balance_case_nodes): Likewise.
4313 2001-01-26 Richard Henderson <rth@redhat.com>
4315 * alias.c (objects_must_conflict_p): Read-only slots may not
4316 conflict despite having the same type.
4318 2001-01-27 Michael Hayes <mhayes@redhat.com>
4320 * loop.c (loop_giv_reduce_benefit): Copy mode size into
4322 (check_ext_dependant_givs): Initialise u_start_val and
4324 (load_mems): Make last_max_reg unsigned.
4325 (try_swap_copy_prop): Use INSN_P and initialise set.
4327 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
4329 * README.AVR : Removed.
4331 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4333 * pa-64.h (text_section): Remove declaration.
4335 * pa.md (return_internal): Remove mode on PIC register use.
4337 2001-01-25 lars brinkhoff <lars@nocrew.org>
4339 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4340 ASM_CLOSE_PAREN): fix typos.
4342 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4344 * acconfig.h: Define `const' to the empty string if neither
4345 __STDC__ nor __cplusplus is defined.
4346 * config.in: Regenerated.
4348 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4350 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4351 * collect2.c (main): Delete importf. Add ".obj" file extension.
4352 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4353 (aix_std_libs): Add additional AIX libraries to skip.
4354 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4355 * config/rs6000/aix51.h: New file.
4357 2001-01-25 Michael Hayes <mhayes@redhat.com>
4359 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4360 (loop_insn_emit_before): No longer static.
4361 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4362 (loop_givs_rescan, load_mems): Likewise.
4363 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4364 (maybe_eliminate_biv_1):
4365 (move_movables): Replace emit_call_insn_before with
4366 loop_call_insn_hoist.
4367 * loop.h (loop_insn_emit_before): Add.
4368 * unroll.c (copy_loop_body): Replace emit_insn_before with
4369 loop_insn_emit_before.
4371 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4373 * diagnostic.c (fatal): Request preprocessed source.
4375 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4377 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4378 olddecl has argument types and newdecl has none, use the argument
4381 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4383 * dwarf2out.c (prefix_of): New function. Determine longest common
4384 prefix of the two arguments. The units are whole path components.
4385 (output_file_names): When adding a new directory find the one entry
4386 with the longest common prefix already in the list. Artificially
4387 generate entry if there is none for this prefix.
4388 Fix test to check whether the zeroth directory entry is used.
4390 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4392 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4393 Changed all callers. Take it into account when deciding if a
4394 previously loaded value matches.
4396 2001-01-24 Richard Henderson <rth@redhat.com>
4398 * reload.c (find_reloads_subreg_address): Fail the substitution
4399 if the resulting address is insufficiently aligned.
4401 2001-01-24 DJ Delorie <dj@redhat.com>
4403 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4404 check the original operand's mode also.
4405 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4407 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4409 * c-parse.in (cast_expr): Move compound literals from here ...
4410 (primary): ... to here. Use standard terminology "compound
4411 literal" instead of "constructor expression".
4413 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4415 * gcc.1, cpp.1: Regenerate.
4417 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4419 * calls.c (emit_library_call_value_1): Memory slot for
4420 pass-by-reference argument should have the mode of the argument,
4421 not of the pointer to it.
4423 2001-01-24 Tom Tromey <tromey@redhat.com>
4425 * gcc.texi (G++ and GCC): Mention gcj manual.
4426 (Standards): Link to section of manual mentioning gcj/Java
4429 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4431 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4432 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4433 * tradcpp.c (main): Add -imacros or -include'd dependencies
4435 * cpp.texi (-M, -MM): Document -M -include behaviour.
4437 2001-01-24 Roger Collins <roger@ProProject.com>
4439 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4441 2001-01-24 Will Cohen <wcohen@redhat.com>
4443 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4444 whether registers are 32 bits or 64 bits in size.
4446 2001-01-24 Ben Elliston <bje@redhat.com>
4448 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4450 2001-01-24 Richard Henderson <rth@redhat.com>
4452 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4453 (builtin_longjmp): Use it instead of emit_indirect_jump.
4455 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4457 * bb-reorder.c (make_reorder_chain_1): Handle case where
4458 jump edge goes to the same block as the fallthru edge.
4460 2001-01-23 Jim Wilson <wilson@redhat.com>
4462 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4463 * frame.h (__ia64_personality_v1): Add prototype.
4464 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4465 prototype form. Add void * cast to first argument to personality
4467 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4468 (asctoe113): Likewise.
4469 * config/ia64/frame-ia64.c: Include eh-common.h.
4470 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4472 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4474 (itanium_split_issue): Add prototype.
4475 (gen_nop_type): Ifdef out.
4476 (find_best_packet): Initialize best_packet.
4477 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4479 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4480 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4481 (flushrs): Add explicit stop bit at end.
4482 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4485 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4487 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4489 * libgcc2.c (__terminate_func): Make variable static.
4490 (__terminate_set_func): New function to set __terminate_func.
4491 * libgcc2.h (__terminate_func_ptr): New typedef.
4492 (__terminate_set_func): New function.
4494 2001-01-23 Richard Henderson <rth@redhat.com>
4496 * flow.c (init_propagate_block_info): Don't consider unchanging
4497 memories for dead frame store elimination.
4499 2001-01-23 Richard Henderson <rth@redhat.com>
4501 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4502 * defaults.h: ... here.
4504 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4506 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4508 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4510 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4512 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4514 * rs6000.h (rs6000_return_addr): Move prototype from here...
4515 * rs6000-protos.h (rs6000_return_addr): ...to here.
4516 (rs6000_init_expanders): Delete prototype.
4518 2001-01-23 Nick Clifton <nickc@redhat.com>
4520 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4521 (Spec Files): Document %B and %j and %. and %v3 and %M and
4522 %{S*&T} spec switches.
4524 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4526 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4528 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4529 Neil Booth <neil@daikokuya.demon.co.uk>
4531 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4532 Have -Werror make pedantic warnings errors, like the
4535 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4537 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4539 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4541 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4542 * integrate.c (expand_inline_function): Initialize them.
4543 (subst_constants): If changing COMPARE so that both its arguments
4544 will be VOIDmode and the comparison mode will be lost, note
4545 compare_mode. Use the recorded compare_mode to optimize
4548 2001-01-23 Jason Merrill <jason@redhat.com>
4550 * dwarf2out.c (new_die): Use xcalloc.
4551 (output_die): Abort rather than emit a local reference to offset 0.
4553 2001-01-17 Andrew Haley <aph@redhat.com>
4555 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4556 of a saved register; return NULL instead.
4557 (copy_reg): Take a pointer to a source register rather than a
4559 (next_stack_level): Remember the address in the stack frame of all
4561 Use the saved register pointer array as the source of the CFA.
4562 (throw_helper): Rewrite. Unwind once rather than twice and keep
4563 track of saved registers as we go.
4565 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4567 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4568 * c4x.c (c4x_legitimize_reload_address): Remove.
4569 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4570 reload address for ldp(k) insn.
4572 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4574 * pa.md (return_internal): Add a USE of the PIC register to ensure
4575 it is restored after each call.
4576 (return expander): Corresponding changes.
4578 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4580 * rs6000.h (INIT_EXPANDERS): Delete.
4581 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4582 * rs6000.c (rs6000_override_options): Call *_machine_status from
4584 (rs6000_init_expanders): ...instead of here. Delete.
4585 (rs6000_mark_machine_status): New function.
4586 (rs6000_init_machine_status): Use xcalloc.
4587 (rs6000_return_addr): Generate RTX for the return address.
4588 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4589 (rs6000_stack_info): Use it.
4591 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4593 * gthr-win32.h: Include errno.h to get a declaration for
4594 EINVAL and _mingw.h if the target is mingw32.
4596 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4598 * cpp.texi: Correct typos.
4600 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4602 * explow.c (probe_stack_range): Ensure value passed to
4603 stack_check_libfunc is ptr_mode, not Pmode.
4605 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4607 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4608 case, don't use operand_subword to calculate a SUBREG that is
4611 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4613 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4615 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4616 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4617 valid. If not replace it by equivalent insns.
4619 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4621 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4622 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4623 (c4x_U_constraint, symbolic_address_operand): Likewise.
4624 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4626 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4627 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4628 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4629 anulling slot because of silicon bug.
4630 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4632 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4634 * cppexp.c (parse_charconst): Change `mask' type to agree
4637 2001-01-21 Richard Henderson <rth@redhat.com>
4639 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4640 pic_label_name in a linkonce section.
4642 2001-01-17 Philipp Thomas <pthomas@suse.de>
4644 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4646 * configure: Regenerate.
4648 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4650 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4651 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4653 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4655 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4656 If REVERSE nonzero then condition code in X must be reversed.
4657 (encode_section_info): Optimise if/else.
4658 (avr_function_value): Fix formatting.
4660 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4661 (difficult_branch): Likewise.
4662 (rvbranch): Likewise.
4663 (difficult_rvbranch): Likewise.
4665 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4667 * config/avr/libgcc.S: Fix comment.
4669 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4671 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4673 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4675 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4677 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4679 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4680 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4681 * configure, config.in: Regenerate.
4682 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4683 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4684 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4685 (doprint.o): New rule.
4687 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4689 * c-typeck.c (digest_init): Handle boolean types as scalars.
4691 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4693 * stmt.c (expand_return): Don't return anything if size is zero.
4694 Delete redundant assignment to BYTES.
4695 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4697 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4699 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4700 the same as the default library function names.
4701 * config/avr/avr.md: Document special characters after '%'.
4702 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4703 knowing which of the call-used registers are really clobbered.
4704 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4705 New. Both quotient and remainder from one libgcc.S call.
4706 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4707 clobber as few registers as possible.
4708 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4710 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4712 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4713 context of the top of the stack.
4715 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4717 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4718 (fixup_var_refs_insns): ...here.
4720 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4722 * function.c (fixup_var_refs_insns): Break up into
4723 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4724 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4725 [loop over hash table entries].
4726 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4727 fixup_var_refs_insns_with_hash, to match above changes.
4729 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4731 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4732 (libgcc.a): Likewise.
4733 (stmp-multilib): Likewise.
4734 (STAGE2_FLAGS_TO_PASS): Likewise.
4736 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4738 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4739 temporary if no_new_pseudos.
4741 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4743 * cppinternals.texi: Update.
4745 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4747 * arm.c (arm_init_builtins): Re-enable builtins.
4749 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4751 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4752 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4753 element to be null, and always expect an EXPR_LIST.
4754 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4755 * sched-deps.c (sched_analyze_1): Likewise.
4756 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4758 * regclass.c (max_set_parallel): New variable.
4759 (reg_scan): Take it into account in computation of max_parallel.
4760 (reg_scan_mark_refs, case SET): Compute it.
4762 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4764 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4765 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4767 2001-01-19 Jason Merrill <jason@redhat.com>
4769 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4770 for the abstract instance of an inline function.
4772 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4773 J"orn Rennecke <amylaar@redhat.com>
4775 * reload1.c (move2add_note_store): Treat all registers directly or
4776 indirectly derived from a base register as members of the same set
4778 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4779 of base register into account.
4781 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4783 * alias.c (find_base_value): Recognize TRUNCATE.
4784 (record_set): In PLUS case, invalidate if other summand is also a
4787 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4789 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4790 entry to be EXPR_LIST.
4791 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4792 be an EXPR_LIST (but not null, which other code doesn't allow).
4793 (note_stores): Properly handle PARALLEL in SET.
4794 Recursively call for top-level PARALLEL.
4795 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4796 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4798 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4800 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4802 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4803 not pfile->skipping (== 0).
4805 2001-01-17 Nick Clifton <nickc@redhat.com>
4807 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4810 2001-01-17 Jim Wilson <wilson@redhat.com>
4812 * invoke.texi (IA-64 options): Improve.
4814 2001-01-17 Tom Tromey <tromey@redhat.com>
4816 * invoke.texi (Optimize Options): Use `{}' to around @samp
4819 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4821 * invoke.texi (-fno-guess-branch-probability): New option.
4823 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4825 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4826 case of making new double-word constant.
4827 Revert last change: instead just test i3_subst_into_i2.
4829 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4831 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4832 Use q constraints instead of r.
4834 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4836 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4837 (machine_function): Define.
4838 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4839 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4840 pa_free_machine_status): New functions.
4841 (override_options): Set {init,mark,free}_machine_status to above.
4842 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4843 PIC_OFFSET_TABLE_REGNUM_SAVED.
4844 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4845 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4846 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4847 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4848 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4850 2001-01-15 DJ Delorie <dj@redhat.com>
4852 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4856 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4858 * flow.c (propagate_on_insn): Make trying to delete a prologue
4859 or epilogue insn an ICE, not a warning. Allow doing this if
4860 the current function returns with stack pointer depressed.
4862 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4863 I3 having more than one SET.
4865 2001-01-16 Jim Wilson <wilson@redhat.com>
4867 * invoke.texi: Document IA-64 options.
4869 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4870 (fixup_errata): Delete TARGET_A_STEP use.
4871 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4872 (TARGET_SWITCHES): Delete -ma-step option.
4873 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4874 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4875 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4876 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4877 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4878 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4880 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4881 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4882 cmovsi_internal): Delete ! TARGET_A_STEP check.
4884 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4886 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4887 possibility to report bugs via postal mail. Change a URL and
4888 merge in a nearly duplicate statement...
4889 (Bug Reporting): ...from here.
4890 (Service): Refer to the Bug Reporting section instead of
4892 (Contributing): Remove trivial explanations concerning snapshots.
4894 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4896 * cppmain.c (general_init): Don't use ANSI prototype.
4898 2001-01-16 Tom Tromey <tromey@redhat.com>
4900 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4902 2001-01-16 Richard Henderson <rth@redhat.com>
4904 * config/i386/i386.h: Fix comment typo.
4905 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4906 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4908 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4910 * gcc.c: Revert previous -fsyntax-only-related change; move
4913 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4915 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4916 inmode after checking GET_CODE (op).
4918 2001-01-16 Richard Henderson <rth@redhat.com>
4920 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4921 (MAX_MEM_SET_LIST_LEN): New.
4922 (propagate_one_insn): Update mem_set_list_len.
4923 (invalidate_mems_from_autoinc): Likewise.
4924 (invalidate_mems_from_set): Likewise.
4925 (mark_used_regs): Likewise.
4926 (init_propagate_block_info): Likewise. Stop collecting memories
4927 when we reach MAX_MEM_SET_LIST_LEN.
4928 (mark_set_1): Likewise.
4930 2001-01-16 Richard Henderson <rth@redhat.com>
4932 * unroll.c (precondition_loop_p): Fail if no iteration
4935 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4937 * gcc.c: When -fsyntax-only is given, do not complain about
4940 2001-01-15 Richard Henderson <rth@redhat.com>
4942 * config/i386/i386.c (asm_output_function_prefix): Remove.
4943 (ix86_asm_file_end): New.
4944 (load_pic_register): Generate pic_label_name into a
4945 staticly allocated buffer.
4946 * config/i386/i386-protos.h: Update.
4947 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4948 (ASM_FILE_END): New.
4949 * config/i386/i386afe.h: New file.
4950 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4951 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4952 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4953 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4954 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4955 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4956 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4958 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4960 * Makefile.in (install-man): Remove explicit dependency on
4963 * configure.in, configure: Revert previous patch requiring perl
4966 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4968 * toplev.c (flag_guess_branch_prob): New.
4969 (f_options): Add guess-branch-probability option.
4970 (rest_of_decl_compilation): Only estimate branch probability if
4972 (main): set flag_guess_branch_prob.
4974 * flags.h (flag_guess_branch_prob): New.
4976 2001-01-15 DJ Delorie <dj@redhat.com>
4978 * gcc.texi (Makefile): Add documentation for Makefile targets.
4980 2001-01-15 Philip Blundell <philb@gnu.org>
4982 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4984 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4985 (is_pic): Delete declaration.
4986 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4987 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4988 * config/arm/arm.md (builtin_setjmp_receiver): New.
4990 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4992 * arm.c (use_return_insn): Don't try to determine the function type
4993 until after reload has completed.
4994 (arm_output_epilogue): Don't adjust the sp value recovered from the
4996 (emit_multi_reg_push): Don't record dwarf information for the pc.
4997 * arm.md (eh_epilogue): The function type may have changed, so it
4998 needs to be recalculated.
4999 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
5000 unwind tables on arm/netbsd.
5002 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5004 * arm.md (cbranchsi4): Correct calculation of branch ranges.
5005 (negated_cbranchsi4): Likewise.
5007 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5009 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
5010 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5011 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
5012 pass -mapcs-* options to assembler.
5013 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
5014 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5015 (ASM_SPEC): Call subtarget_extra_asm_spec.
5017 2001-01-15 Andreas Jaeger <aj@suse.de>
5019 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
5021 (ix86_expand_builtin): Likewise.
5023 * gencodes.c (output_predicate_decls): Make i size_t to avoid
5024 warning about comparison between signed and unsigned.
5026 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5028 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
5030 2001-01-14 Ralf Baechle <ralf@gnu.org>
5032 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
5033 SUBTARGET_CPP_SPEC apropriatly.
5035 2001-01-12 Mark Mitchell <mark@codesourcery.com>
5037 * varasm.c (make_decl_rtl): Fix typo in last change.
5039 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
5041 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
5042 linker supports the init_priority C++ attribute.
5043 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
5044 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
5045 linker does not support init_priority C++ attribute.
5047 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
5049 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
5051 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5053 * c-parse.in (finish_parse): Add comment about cpp_destroy.
5054 * cp/lex.c (finish_parse): Similarly.
5055 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
5056 Return the number of errors encountered.
5057 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
5058 * cppmain.c (main): Don't call cpp_destroy.
5060 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5062 * configure.in: Require at least perl 5.6.0 to regenerate
5064 * configure: Regenerate.
5066 2001-01-14 Richard Henderson <rth@redhat.com>
5068 * genrecog.c (DT_veclen_ge): New.
5069 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
5070 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
5071 (nodes_identical_1): Handle DT_veclen_ge.
5072 (write_cond, debug_decision_2): Likewise.
5074 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5076 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
5078 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
5080 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5082 * cppmain.c (do_preprocessing): New function; most of the old
5084 (main): Call it to do most of the work.
5085 (cb): Move from global scope to set_callbacks ().
5086 (setup_callbacks): Get the callback pointer.
5087 (general_init, printer_init): Clean up code and comments.
5089 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5091 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
5094 2001-01-14 Kazu Hirata <kazu@hxi.com>
5096 * config/h8300/h8300.c (get_shift_alg): Update comments.
5098 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5100 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
5101 (alloc_page, ggc_alloc): Add casts to remove warnings.
5103 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5105 * combine.c (simplify_comparison): Don't change `code' when
5106 can't reverse comparison.
5108 2001-01-14 Richard Henderson <rth@redhat.com>
5110 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
5111 update all call sites. Return true for all non-label constants.
5113 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
5115 * i386.c (ix86_expand_compare): Add bypass_test and second_test
5117 (ix86_expand_branch): Update.
5118 (ix86_expand_setcc): Update to handle multiple test conditions.
5119 (expand_int_movcc): Likewise.
5120 (expand_fp_movcc): Likewise.
5121 * i386-protos.h (ix86_expand_compare): New.
5122 * i386.md (andqi_?_slp, orqi_?_slp): New.
5123 (conditional trap expander): Update call to ix86_expand_compare.
5125 2001-01-14 Richard Henderson <rth@redhat.com>
5127 * config/vax/vax.md: Use nonimmediate_operand instead of
5128 general_operand in destinations.
5130 * config/vax/vax.md (indirect_jump): Use register_operand.
5132 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
5133 * config/vax/vax.md (call_pop): Turn into an expander.
5134 (call_value_pop): Likewise.
5135 (call, call_value): New.
5137 2001-01-14 Andreas Jaeger <aj@suse.de>
5139 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
5141 (ix86_fp_compare_mode): Add unused attribute.
5142 (ix86_expand_fp_movcc): Remove unused variable.
5143 (ix86_expand_builtin): Make fcode unsigned.
5145 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
5146 (expand_expr): Add cast to avoid signed warning.
5147 (store_field): Likewise.
5148 (store_constructor_field): Likewise.
5149 (store_constructor): Likewise.
5150 (store_expr): Likewise.
5151 (clear_storage): Likewise.
5152 (emit_group_store): Likewise.
5153 (emit_group_load): Likewise.
5155 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5157 * c-common.c: Move format checking code to ...
5158 * c-format.c: ... here. New file. Reorder some functions and
5160 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
5162 * c-common.h (decl_handle_format_attribute,
5163 decl_handle_format_arg_attribute): Declare.
5164 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
5165 (c-common.o): Adjust dependencies.
5166 (c-format.o): New list of dependencies.
5168 2001-01-13 Jakub Jelinek <jakub@redhat.com>
5170 * unroll.c (loop_iterations): If we cannot prove iteration variable
5171 is set once in each iteration, punt.
5173 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
5175 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
5176 (*strlenhi): Remove clobber (which was buggy) of output address.
5178 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5180 * Makefile.in (generated-manpages): Add gcc.1
5181 ($(srcdir)/gcc.1): New target.
5182 (maintainer-clean): Delete $(srcdir)/gcc.1.
5183 * gcc.texi: Add macros @gccoptlist and @gol.
5184 * invoke.texi: Include option summary in manpage. Mark up option
5185 summary with @gccoptlist and @gol. Use @r in one place where
5187 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
5188 * gcc.1: Generate from invoke.texi.
5190 2001-01-13 Richard Henderson <rth@redhat.com>
5192 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
5193 (struct page_entry): Add group member.
5194 (struct page_group): New.
5195 (struct globals): Add page_groups member.
5196 (alloc_anon): Only define for using mmap; remove valloc call.
5197 (page_group_index): New.
5198 (set_page_group_in_use): New.
5199 (clear_page_group_in_use): New.
5200 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
5201 (free_page, release_pages): Likewise.
5202 * configure.in (with-gc): Default to ggc-page always.
5204 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5206 * reload1.c (replace_pseudos_in_call_usage): Use
5207 reg_equiv_constant and reg_equiv_address, and don't try
5208 regno_reg_rtx first.
5210 2001-01-13 Richard Henderson <rth@redhat.com>
5212 * ggc-page.c (alloc_page): Round up allocation size to one page.
5213 Set e->order on extra pages.
5215 2001-01-13 Richard Henderson <rth@redhat.com>
5217 * genrecog.c (nodes_identical): Expand commentary.
5218 (write_switch): Watch out for identical nodes.
5220 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5222 * cppfiles.c (_cpp_fake_include): New function.
5223 * cpphash.h (_cpp_fake_include): New.
5224 * cpplib.c (do_line): Call _cpp_fake_include when entering
5225 header files in preprocessed input.
5226 * cppmain.c (cb_pragma_implementation): Remove handling.
5227 (setup_callbacks): Don't register pragmas.
5229 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5231 * extend.texi: Udate for CPP.
5233 2001-01-13 Andreas Jaeger <aj@suse.de>
5235 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
5237 * regmove.c: Add prototype for replace_in_call_usage.
5239 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5241 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
5242 struct cpp_chunk, struct htab, struct toklist,
5243 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
5244 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
5245 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
5246 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
5247 (struct macro_args): Delete.
5248 * cpphash.h: See above.
5250 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5252 * cppmain.c (struct printer): Remove no_line_dirs.
5254 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
5255 : Use options rather than CPP_OPTION.
5256 (setup_callbacks): Use cb rather than pfile->cb.
5257 (main): No need to check for a buffer. Use cpp_errors.
5258 (printer_init): Don't set no_line_dirs.
5259 (maybe_print_line): Use options not no_line_dirs.
5260 (cb_file_change): Don't call print_line if -P.
5262 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5264 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
5266 * c-parse.in (finish_parse): Use cpp_errors.
5267 (__yylex): Use return value of cpp_pop_buffer.
5268 * cp/lex.c (finish_parse): Use cpp_errors.
5269 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
5271 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
5273 * README.AVR: URLs corrected.
5275 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5277 * c-decl.c (start_function): Don't warn if old prototype is builtin
5278 that's not in C's namespace.
5279 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
5280 (_bb): Add prototype for ctime.
5281 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
5283 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
5285 * i386.c (ix86_fp_comparison_arithmetics_cost,
5286 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
5287 ix86_fp_comparison_cost): New functions.
5288 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
5289 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
5290 two-branch sequences; make static.
5291 (ix86_use_fcomi_compare): Do decision according to the costs.
5292 (split_fp_branch): New.
5293 * i386.md (compare-and-branch patterns): Use split_fp_branch.
5294 * i386-protos.h (ix86_expand_fp_compare): Remove
5295 (ix86_split_fp_branch): Declare.
5297 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
5298 and ix86_comparison_operator.
5300 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
5303 * i386.c (put_condition_code): Output properly the unordered/ordered
5304 compares in fp case.
5305 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
5307 * tm.texi (REVERSE_CONDITION): Document.
5308 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
5309 in -ffast-math mode.
5310 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
5312 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5314 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
5316 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
5319 * config/sh/sh.c (mova_p): Fix test for mova_const.
5321 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5323 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
5324 cpp_get_options rather than dereferencing pfile and using
5326 * scan-decls.c (scan_decls): Use return value of
5327 cpp_pop_buffer rather than CPP_BUFFER.
5329 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5331 * cppinit.c (cpp_handle_option): help_only is now part of the
5332 cpp_options structure.
5333 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5334 cpp_set_callbacks): New functions.
5335 * cpplib.h (cpp_callbacks): Break out as a named structure.
5336 (cpp_options): Move help_only here from cpp_reader.
5337 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5338 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5339 cpp_set_callbacks): New prototypes.
5340 * cppmain.c (main): Update for help_only.
5342 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5344 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5345 Also build and remove and install and uninstall c-tree.info and
5347 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5348 ($(srcdir)/cppinternals.info): New target.
5349 * c-tree.texi: Change file name used when makeinfo used without -o
5350 from ir.info to c-tree.info. Add info directory entry.
5351 * cppinternals.texi: Add info directory entry.
5352 * .cvsignore: Update.
5354 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5356 * c-typeck.c (store_init_value): Don't require constant initializer
5357 elements with -pedantic -std=c99.
5358 (digest_init): Change error about non-constant initializer elements
5360 (constructor_range_end): Remove.
5361 (constructor_incremental, designator_depth,
5362 designator_errorneous): New variables.
5363 (struct constructor_stack): Remove range_end, add incremental.
5364 (struct constructor_range_stack, constructor_range_stack): New.
5365 (struct initializer_stack): Add constructor_range_stack.
5366 (finish_init): Set it.
5367 (start_init): Likewise. require_constant_elements for non-static
5368 trees only if not flag_isoc99.
5369 (really_start_incremental_init): Remove constructor_range_end, add
5370 constructor_incremental.
5371 (pop_init_level): Likewise.
5372 (push_init_level): Likewise. If implicit and the subobject had some
5373 value set already, preinitialize the level with it.
5374 Warn about missing braces only if not pushing due to designators.
5375 (set_designator, push_range_stack): New functions.
5376 (set_init_label): Use them.
5377 (set_init_index): Likewise. Remove constructor_range_end.
5378 Error if designator index is outside of array bounds.
5379 (add_pending_init): Compare values of purpose index trees, not the
5380 trees themselves. Allow overwriting of already initialized element.
5381 Issue a warning if it had side-effects.
5382 (set_nonincremental_init, set_nonincremental_init_from_string): New
5384 (pending_init_member): Rename to...
5385 (find_init_member): ...this function. Call set_nonincremental_init
5386 if necessary. Compare values of purpose index trees, not the trees
5387 themselves. Return the actual value, not just non-zero if something
5389 (output_init_element): Remove checks for duplicates.
5390 If field has zero size, only check the initializer for correctness.
5391 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5392 if constructor_incremental is zero. Change error about initializers
5393 not computable at load time into pedwarn.
5394 (output_pending_init_elements): Compare bit positions, not
5395 FIELD_DECLs to take into account zero-sized fields.
5396 (process_init_element): Use constructor_range_stack to fill all
5397 ranges in the designator lists from current level up.
5398 * extend.texi: Update documentation for labeled elements.
5400 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5402 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5403 to function usage for arguments passed by reference. Optimize
5404 callee-copied arguments.
5405 * regmove.c (replace_in_call_usage): New function.
5406 (fixup_match_1): Call it.
5407 * cse.c (cse_insn): Canonicalize registers in function usage.
5408 * reload1.c (replace_pseudos_in_call_usage): New function.
5411 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5414 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5416 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5419 2001-01-12 DJ Delorie <dj@redhat.com>
5421 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5422 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5425 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5427 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5428 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5429 -std options alongside references to -ansi. Update some
5430 documentation for C99.
5431 * cpp.1: Regenerate.
5433 2001-01-12 Andreas Jaeger <aj@suse.de>
5435 * haifa-sched.c (restore_line_notes): Remove argument block B
5437 * sched-ebb.c (schedule_ebb): Change caller.
5438 * sched-rgn.c (schedule_region): Likewise.
5439 * sched-int.h (restore_line_notes): Adjust prototype.
5441 * loop.h: Remove wrong declaration of doloop_condition_get.
5443 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5445 * extend.texi: Move C++-extension-related node from the C section
5446 into the C++ section.
5448 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5450 * extend.texi: Refer to an array of pointers to functions instead
5451 of one of functions.
5453 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5454 Jan Hubicka <jh@suse.cz>
5456 * combine.c (reversed_comparison): Fix typo in last patch.
5458 (combine_reversed_comparison_code): Make static to follow
5459 prototype declaration.
5461 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5463 * install.texi: Remove misplaced duplicate entry.
5465 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5467 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5469 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5471 * final.c: (leaf_function_p): Fix typo.
5473 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5475 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5476 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5478 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5479 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5480 mmap_anon, and valloc is available.
5481 * ggc-page.c: Restructure ifdef logic to match new autoconf
5482 spec. Don't throw away the test page in init_ggc.
5484 * configure, config.in: Regenerate.
5486 2001-01-12 Michael Hayes <mhayes@redhat.com>
5488 * loop.h (total_biv_increment): Constify iv_class pointer.
5489 (struct induction): Replace `mem_mode' with `mem' rtx.
5490 * unroll.c (total_biv_increment): Constify iv_class pointer.
5491 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5492 (find_mem_givs, combine_givs_p): Likewise.
5493 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5495 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5497 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5499 (__gthread_getspecific): Ditto.
5501 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5503 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5504 put_condition_code): Convert fp comparison codes to integer
5506 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5509 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5510 * i386-protos.h (no_comparison_operator): Kill.
5512 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5514 * combine.c (REVERSIBLE_CC_MODE): Remove.
5515 (reversible_comparison_p): Remove.
5516 (combine_reversed_comparison_code): New.
5517 (reversed_comparison): New.
5518 (combine_simplify_rtx): Use
5519 combine_reversed_comparison_code/reversed_comparison instead
5520 of reversible_comparison_p.
5521 (simplify_if_then_else): Likewise.
5522 (simplify_set): Likewise.
5523 (simplify_logical): Likewise.
5524 (if_then_else_cond): Likewise.
5525 (known_cond): Likewise.
5526 (simplify_comparison): Likewise.
5528 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5530 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5531 sizeof (int) is larger than sizeof(__word__).
5533 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5535 * cppinit.c (do_includes): Fix typo.
5537 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5539 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5540 in S_REGS does not occur because not all sources are possible
5541 when a S_REGS is a destination (sometimes needs a clobber).
5542 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5543 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5544 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5545 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5546 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5547 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5548 (lshrdi_const1, lshrsi3_const16): Likewise.
5549 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5550 (*movhi_68hc12, *movqi_68hc12): Likewise.
5551 (movstrictqi): Make sure reloading in D_REGS as a destination
5554 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5556 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5558 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5560 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5561 -D, -U and -A, and don't initialize the builtins.
5562 (do_includes): Error if -include or -imacros with -fpreprocessed.
5563 * cppmain.c (cb_define, cb_undef): Unconditionally process
5565 * tradcpp.c (main): Fix typo.
5567 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5569 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5570 (read_name_map): Use IS_ABSOLUTE_PATH.
5571 * tradcpp.c (get_filename): Likewise.
5573 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5575 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5576 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5577 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5578 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5579 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5580 (cmphi_z_used): Don't use '@' for the output.
5581 (tstqi_z_used): Likewise.
5582 (cmpqi_z_used): Likewise.
5583 (one_cmplsi2): Likewise.
5585 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5587 * config/sh/sh.c (barrier_align): Recognize branch around far
5588 branch and redundant insn.
5590 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5592 * invoke.texi: Restore documentation of the drivers' switches -MD
5595 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5597 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5599 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5600 check-objc//%): Support parallel testing of multilibs.
5601 (TESTSUITEDIR): Set to testsuite by default, but override for
5603 (check-gcc, check-g++, check-g77, check-objc): Enter
5606 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5608 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5609 * sched-deps.c (deps_may_trap_p): Likewise.
5610 * basic-block.h: Remove a comment.
5611 * flow.c (PROP_POSTRELOAD): Remove.
5612 (update_life_info): Don't add it to prop_flags.
5613 (mark_set_1): Lose the code that was enabled by it.
5615 2001-01-11 Michael Hayes <mhayes@redhat.com>
5617 * flow.c (flow_call_edges_add): New.
5618 * basic_block.h (flow_call_edges_add): New.
5620 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5622 * reload1.c (move2add_note_store): Update reg_set_luid even if
5623 base reg remains the same.
5625 2001-01-10 Nick Clifton <nickc@redhat.com>
5627 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5628 machine_function structure to zero.
5629 Add prototypes for machine_status functions.
5631 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5633 * c-common.h (CTI_VOID_LIST): Remove.
5634 (void_list_node): Likewise.
5635 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5636 (void_list_node): New macro.
5637 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5638 * config/i386/i386.c (ix86_init_builtins): Likewise.
5639 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5641 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5643 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5644 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5646 * tradcpp.c: Include mkdeps.h.
5647 (deps, print_deps_phony_targets, deps_append, output_deps,
5648 init_dependency_output, output_deps): New.
5649 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5650 deps_output): Delete.
5651 (print_deps_missing_files): Rename deps_missing_files.
5652 (inhibit_output): Make global.
5653 (main): Delete inhibit_output, deps_stream, deps_target.
5654 Use mkdeps functionality in the same way as cpplib. Remove
5655 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5656 -M and -MM. Remove old handling of deps via deps_out, and
5657 old reading of environment variables.
5658 (get_filename): Update to use deps_add_dep.
5660 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5662 * output.h (make_function_rtl): Remove prototype.
5663 (make_decl_rtl): Likewise.
5664 * varasm.c (make_function_rtl): Remove.
5665 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5666 than from a third parameter.
5667 * tree.h (make_decl_rtl): Remove last parameter.
5668 * c-decl.c (builtin_function): Remove last argument in call to
5669 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5670 (start_function): Likewise.
5671 * except.c (call_get_eh_context): Likewise.
5672 * expr.c (emit_block_move): Likewise.
5673 (clear_storage): Likewise.
5674 * profile.c (output_func_start_profiler): Likewise.
5675 * toplev.c (rest_of_decl_compilation): Likewise.
5676 * objc/objc-act.c (create_builtin_decl): Likewise.
5677 (synth_module_prologue): Likewise.
5678 (generate_static_reference): Likewise.
5679 (build_selector_reference_decl): Likewise.
5680 (build_class_reference_decl): Likewise.
5681 (build_objc_string_decl): Likewise.
5682 (build_protocol_reference): Likewise.
5684 2001-01-10 Richard Henderson <rth@redhat.com>
5686 * hwint.h: Revert yesterday's change.
5688 2001-01-10 Nick Clifton <nickc@redhat.com>
5690 * function.h (save_machine_status): Delete.
5691 (restore_machine_status): Delete.
5692 Amend comment describing {init|mark|free}_machine_status.
5694 * function.c (save_machine_status): Delete.
5695 (restore_machine_status): Delete.
5696 Amend comment describing {init|mark|free}_machine_status.
5697 (push_function_context_to): Remove invocation of
5698 save_machine_status.
5699 (pop_function_context_from): Remove invocation of
5700 restore_machine_status.
5702 * emit-rtl.c (init_emit_once): Amend comment describing
5703 {init|mark|free}_machine_status.
5705 * tm.texi (Per-Function Data): New node. Describe the
5706 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5709 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5711 * cppinit.c (OPT_g): Remove.
5712 (cpp_handle_option): Update for removed -g3.
5713 (print_help): Update.
5714 * cpplib.h (struct cpp_options): Remove debug_output.
5715 * cppmain.c (setup_callbacks, cb_define): Update.
5716 * gcc.c (cpp_options): Translate -g3 to -dD.
5718 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5720 * config/i960/i960.md: Change modifier to + on the zero_extract
5721 pattern after the (rotate -2 reg) canonicalization pattern.
5723 2001-01-10 Richard Henderson <rth@redhat.com>
5725 * config/alpha/alpha.c (alpha_free_machine_status): New.
5726 (override_options): Install it.
5727 (alpha_mark_machine_status): Verify machine non-null.
5728 * config/i386/i386.c (ix86_free_machine_status): New.
5729 (override_options): Install it.
5730 (ix86_init_machine_status): Use xcalloc.
5731 (ix86_mark_machine_status): Verify machine non-null.
5732 * config/ia64/ia64.c (ia64_free_machine_status): New.
5733 (ia64_override_options): Install it.
5734 (ia64_mark_machine_status): Verify machine non-null.
5736 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5738 * function.c (instantiate_virtual_regs): Instantiate virtual
5739 registers found in CALL_INSN_FUNCTION_USAGE.
5741 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5743 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5744 equivalent to -ansi in disabling -Di386.
5746 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5748 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5750 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5752 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5754 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5756 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5758 * invoke.texi: Document that -fcond-mismatch isn't supported for
5761 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5763 * gcc.texi: Define macro gcctabopt.
5764 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5765 @command, @env and @option in some places where appropriate. Use
5766 @gcctabopt where appropriate. Put URLs and email addresses inside
5769 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5771 * gcc.c (cpp_options): Set MD file name from output
5772 filename, if specified.
5773 (suffix_subst): New static variable.
5774 (do_spec): Clear it.
5775 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5777 (give_switch): Handle suffix_subst.
5779 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5781 * invoke.texi: Fix another typo.
5783 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5785 * invoke.texi: Fix typo.
5787 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5789 * c-lang.c (lang_hooks): Update.
5790 (lang_decode_option): Remove.
5791 (lang_init_options): Rename c_init_options.
5792 * toplev.c (main): Use lang_hooks for lang_init_options
5793 and lang_decode_option.
5794 * toplev.h (lang_hooks): Add 2 new hooks.
5795 * tree.h: Remove lang_init_options and lang_decode_option.
5796 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5797 * cp/decl2.c: Similarly.
5798 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5799 (lang_hooks): Update.
5800 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5802 (lang_init_options): Rename ffe_init_options.
5803 (lang_hooks): Update.
5804 (lang_decode_option): Remove.
5805 * java/lang.c (lang_init_options): Rename java_init_options.
5806 (lang_decode_option): Rename java_decode_option.
5807 (lang_hooks): Update.
5808 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5809 (lang_decode_option): Rename objc_decode_option.
5810 (lang_hooks): Update.
5812 2001-01-09 Nick Clifton <nickc@redhat.com>
5814 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5815 (d30v_return_addr_rtx): Delete.
5816 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5817 cfun->machine structure.
5818 (struct machine_function): Move to d30v.h
5819 (d30v_save_machine_status): Delete.
5820 (d30v_restore_machine_status): Delete.
5821 (d30v_init_machine_status): New Function.
5822 (d30v_mark_machine_status): New Function.
5823 (d30v_free_machine_status): New Function.
5824 (d30v_init_expanders): Use new functions.
5825 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5826 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5827 d30v_return_addr_rtx.
5829 * config/d30v/d30v.h (struct_machine): Move here.
5830 Add eh_epilogue_sp_ofs field.
5832 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5833 field in cfun->machine structure.
5835 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5837 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5838 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5839 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5841 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5843 * objc/lang-options.h: Remove bogus reference to
5846 2001-01-09 Kazu Hirata <kazu@hxi.com>
5848 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5851 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5853 * reload.c (find_reloads_address): Check for eliminable registers
5854 when substituting a constant expression for a pseudo.
5856 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5858 * c-common.c (enum format_type): Add format_type_error.
5859 (decode_format_type): New function.
5860 (decl_attributes): Use it.
5861 (format_kind_info): Adjust comment.
5863 2001-01-09 David O'Brien <obrien@BSDi.com>
5865 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5866 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5868 * config/i386/gnu.h: Don't include required platform specific .h files,
5869 tm.h will do it instead.
5870 * config/i386/i386elf.h: Likewise.
5871 * config/i386/linux.h: Likewise.
5872 * config/i386/moss.h: Likewise.
5873 * config/mips/gnu.h: Likewise.
5875 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5877 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5878 (rs6000-ibm-aix3.[01]*): Likewise.
5879 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5880 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5881 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5882 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5883 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5884 (powerpc-*-eabiaix*): Likewise.
5885 (powerpc-*-eabisim*): Likewise.
5886 (powerpc-*-elf*): Likewise.
5887 (powerpc-*-eabi*): Likewise.
5888 (powerpc-*-rtems*): Likewise.
5889 (powerpc-*-linux*libc1): Likewise.
5890 (powerpc-*-linux*): Likewise.
5891 (powerpc-wrs-vxworks*): Likewise.
5892 (powerpcle-wrs-vxworks*): Likewise.
5893 (powerpcle-*-sysv*): Likewise.
5894 (powerpcle-*-elf*): Likewise.
5895 (powerpcle-*-eabisim*): Likewise.
5896 (powerpcle-*-eabi*): Likewise.
5897 (powerpcle-*-solaris2*): Likewise.
5898 * config/rs6000/aix31.h: Delete includes.
5899 * config/rs6000/aix3newas.h: Likewise.
5900 * config/rs6000/aix41.h: Likewise.
5901 * config/rs6000/aix43.h: Likewise.
5902 * config/rs6000/beos.h: Likewise.
5903 * config/rs6000/rtems.h: Likewise.
5904 * config/rs6000/sysv4.h: Likewise.
5906 2001-01-09 Kazu Hirata <kazu@hxi.com>
5908 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5909 Change an argument mode of machine_mode to shift_mode of
5910 shift_mode. Remove an extra error check.
5911 (emit_a_shift): Adopt to the new calling prototype of
5913 (function_prologue): Fix code for a monitor
5914 function. Support H8/S.
5915 (function_epilogue): Do not output pop for a monitor function.
5917 2001-01-09 Nick Clifton <nickc@redhat.com>
5919 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5920 (setup_incoming_varargs): Use sysv_varargs_p field of the
5921 cfun->machine structure.
5922 (struct machine_function): Move to rs6000.h
5923 (rs6000_save_machine_status): Delete.
5924 (rs6000_restore_machine_status): Delete.
5925 (rs6000_init_machine_status): New Function.
5926 (rs6000_free_machine_status): New Function.
5927 (rs6000_init_expanders): Use new functions.
5929 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5931 (struct machine_function): Move here.
5933 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5934 sysv_varargs_p field of the cfun->machine structure.
5936 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5938 (rs6000_restore_machine_status): Remove prototype.
5940 2001-01-09 Richard Henderson <rth@redhat.com>
5942 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5943 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5944 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5945 (sched_analyze_2, sched_analyze_insn): Likewise.
5946 (sched_analyze, init_deps): Likewise.
5947 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5948 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5949 (compute_block_backward_dependences): Update propagate_deps call.
5951 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5953 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5955 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5957 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5958 (cpp_handle_option): Handle them.
5959 (cpp_post_options): Ensure one of -M or -MM is specified with
5960 any other -M? option.
5961 (init_dependency_output): Suppress output with -MG.
5963 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5966 * invoke.texi: Update.
5968 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5970 * sh.md (reload_outsf): Generate recognizable patterns for
5973 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5975 * c-lang.c (lang_hooks): Update.
5976 (lang_init): Rename c_init.
5977 (lang_finish): Remove.
5978 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5980 * toplev.h (lang_hooks): Add init () and finish ().
5981 * tree.h (lang_init, lang_finish): Remove.
5982 * cp/tree.h (lang_init, lang_finish): Remove.
5983 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5984 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5986 (lang_init, lang_finish): Remove.
5987 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5988 (lang_hooks): Update.
5989 * java/lang.c (lang_init): Rename java_init.
5990 (lang_finish): Remove.
5991 (lang_hooks): Update.
5992 * objc/objc-act.c (lang_init): Rename objc_init.
5993 (lang_finish): Remove.
5994 (lang_hoooks): Update.
5996 20001-01-09 Graham Stott <grahams@redhat.com>
5998 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
5999 after `ptr` is initialised.
6001 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6003 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
6004 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
6005 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
6006 stack adjusts, instead of r3.
6008 2001-01-09 Michael Hayes <mhayes@redhat.com>
6010 * flow.c (flow_loop_scan): Break out of ...
6011 (flow_loops_find) ... here.
6012 * basic-block.h (flow_loop_scan): New.
6013 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
6014 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
6016 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6018 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
6020 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
6021 realloc()ing macro_buffer.
6023 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
6024 if it's wider than long and the target's long is wider than the
6027 2001-01-09 Mark Mitchell <mark@codesourcery.com>
6029 Remove support for using UWIN as a host machine.
6030 * configure.in: Issue an error message.
6031 * configure: Regenerated.
6032 * config.gcc: Remove xm_* UWIN configury.
6033 * config/i386/xm-uwin.h: Remove.
6035 2001-01-08 Nick Clifton <nickc@redhat.com>
6037 * config/v850/v850.c (ra_rtx): Delete.
6038 (v850_save_machine_status): Delete.
6039 (v850_restore_machine_status): Delete.
6040 (v850_init_machine_status): New function.
6041 (v850_mark_machine_status): New function.
6042 (v850_free_machine_status): New function.
6043 (v850_return_addr): Use ra_rtx field in machine structure.
6044 (v850_init_expanders): Use new functions.
6046 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
6047 * config/v850/v850.c: Change arguments to v850_output+* functions
6048 to take a const char *, to avoid compile time warning.
6049 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
6050 (USER_LABEL_PREFIX): Redefine.
6052 2000-01-08 Jim Wilson <wilson@redhat.com>
6054 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
6055 1 to unsigned HOST_WIDE_INT before left shift.
6057 2001-01-08 Nick Clifton <nickc@redhat.com>
6059 * config/arm/arm.c (arm_mark_machine_status): Check to see if
6060 the machine structure has been allocated.
6061 (arm_free_machine_status): New function: Free the machine
6062 specific function structure.
6064 2001-01-08 Richard Henderson <rth@redhat.com>
6066 * jump.c (simplejump_p): Revert last change.
6068 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
6070 * cppinit.c (init): Rename init_library.
6071 (cpp_create_reader): Update.
6072 * gcc.c (cpp_options): If -o given, use it as the target of
6075 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6077 * arm.c (arm_arch5e): New variable.
6078 (all_cores): XScale is a 5TE device.
6079 (arm_override_options): Set arm_arch5e.
6080 (arm_init_builtins): __builtin_prefetch is in arch5e.
6081 * arm.h (arm_arch5e): Declare it.
6083 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
6085 * arm.md (define_constants): Add defines for UNSPEC and
6086 UNSPEC_VOLATILE insns. Update all users.
6087 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
6088 * arm.c (multi_register_push, note_invalid_constants)
6089 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
6090 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
6091 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
6093 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
6095 * jump.c (jump_optimize_1): Use reversed_comparison_code
6096 instead of can_reverse_comparison_p.
6097 (jump_back_p): Likewise.
6098 (invert_exp_1): Likewise.
6099 (thread_jumps): Likewise.
6100 * simplify-rtx.c (simplify_unary_operation): Likewise.
6101 (simplify_ternary_operation): Likewise.
6102 * cse.c (find_comparison_args): Convert to use
6103 can_reverse_comparison_p.
6104 (record_jump_equiv): Likewise.
6106 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6108 * arm.h (HARD_REGNO_RENAME_OK): Delete.
6109 (EPILOGUE_USES): Define.
6110 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
6111 automatically stack the LR if it isn't live.
6113 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
6115 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
6118 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
6120 * ggc-page.c (max_alignment): New structure.
6121 (MAX_ALIGNMENT): New macro.
6122 (init_ggc): Use it to round up the sizes in the
6123 extra_order_size_table.
6125 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6127 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
6130 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6132 * builtins.def (BUILT_IN_FPRINTF): New entry.
6134 * c-common.c (c_expand_builtin_fprintf): New function.
6135 (init_function_format_info): Handle __builtin_fprintf.
6136 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
6137 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
6139 * c-decl.c (duplicate_decls): Adjust comment.
6141 * extend.texi (fprintf): Document new builtin.
6143 2001-01-07 Richard Henderson <rth@redhat.com>
6145 * jump.c (simplejump_p): Recognize any single_set jump
6148 2001-01-07 Richard Henderson <rth@redhat.com>
6150 * configure.in (slibdir): Accept an --with-slibdir option.
6151 Use "test" not "[" in configure. Default to $(libdir).
6153 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
6155 * config/t-aix43 (SHLIB_INSTALL): Likewise.
6156 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
6157 (SHLIB_LINK): Create links for the soname.
6158 * config/mips/t-iris6: Likewise.
6159 * config/sparc/t-slibgcc: Likewise.
6160 * config/sparc/t-slibgcc-sld: Likewise.
6162 2001-01-07 Jakub Jelinek <jakub@redhat.com>
6164 * config/i386/i386.c (constant_call_address_operand): Accept
6165 (const (plus (symbol_ref) (const_int))).
6166 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
6167 constant_call_address_operand.
6169 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6171 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
6172 and LONG_LONG_TYPE_SIZE > 32.
6174 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6176 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
6177 the previous change.
6179 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
6181 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
6183 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
6184 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
6185 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
6188 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6190 * fix-header.c (read_scan_file): s/pfile/scan_in/.
6192 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6194 * c-lang.c (c_post_options): Call cpp_post_options.
6195 * objc/objc-act.c (objc_post_options): Similarly.
6196 * cppmain.c (main): Similarly.
6197 * fix-header.c (read_scan_file): Similarly.
6198 * cppinit.c (cpp_start_read): Move option consistency checks
6199 to cpp_post_options. Don't call init_dependency_output.
6200 If needed, add default target and main file dependency.
6201 (OPT_MD, OPT_MMD): Remove.
6203 (cpp_handle_option): Update for OPT_* changes.
6204 (cpp_post_options): New.
6205 (init_dependency_output): Command line -MF overrides environment
6206 variables. Don't set default target etc. Suppress output
6207 if dependencies are going to stdout.
6208 (print_help): Update.
6209 * cpplib.h (cpp_post_options): New.
6210 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
6212 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
6214 * jump.c (comparison_dominates_p): Support unordered compares.
6216 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
6218 * simplify-rtx.c (simplify_relational_operation): Always simplify
6219 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
6222 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
6224 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
6225 (nonzero_bits): Likewise.
6226 (simplify_comparison): Likewise.
6227 (num_sign_bit_copies): Likewise; return more sane value depending
6228 on STORE_FLAG_VALUE.
6229 (known_cond): Do not assume EQ to be always true for equivalent
6232 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
6234 * cse.c (fold_rtx): Handle unordered comparisons.
6236 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
6238 * rtlanal.c (set_of_1): New static function.
6239 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
6240 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
6241 reg_set_last_last_regno): Remove.
6242 (set_of): New global function.
6243 (set_of_data): New structure.
6244 (reg_set_p, reg_set_last): Revamp for set_of.
6245 * rtl.h (set_of): New.
6247 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6249 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
6250 * extend.texi: Document _Exit builtin.
6252 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6254 * (initialize, initialize_builtins,
6255 initialize_dependency_output, initialize_standard_includes):
6256 Rename s/initialize/init. Update.
6257 (init_dependency_output): Move to after
6258 cpp_handle_options, the correct location temporally at least.
6259 (opt_comp): Move next to init (), its caller. Fix prototype.
6260 (init): Make "initialized" local scope.
6261 (cpp_create_reader): Always call init ().
6262 (cpp_start_read): Update.
6263 (output_deps): New function, broken out of cpp_finish.
6264 (cpp_finish): Break out output_deps.
6266 2001-01-07 Richard Henderson <rth@redhat.com>
6268 * collect2.c (COFF specific stuff): Revert 12-06 patch
6269 to prototype system functions.
6271 2001-01-07 Michael Hayes <mhayes@redhat.com>
6273 * hard-reg-set.h: Add multiple include guard.
6274 * basic-block.h (struct loop): Add `sink' field.
6275 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
6276 (emit_iv_add_mult): Delete.
6277 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
6278 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
6279 (unroll_loop): Remove end_insert_before argument.
6280 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
6281 (maybe_eliminate_biv_1): Likewise.
6282 (emit_iv_add_mult): Delete.
6283 (gen_add_mult, loop_regs_update): New.
6284 (loop_insn_emit_after, loop_insn_emit_before): New.
6285 (loop_insn_sink, loop_insn_sink_or_swim): New.
6286 (emit_iv_add_mult): Delete.
6287 (scan_loop): Set loop->sink.
6288 (loop_givs_reduce): Use loop_insn_sink and its ilk.
6289 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
6290 (maybe_eliminate_biv_1): Likewise.
6291 (maybe_eliminate_biv_1): Add basic block argument.
6292 * unroll.c (unroll_loop): Remove end_insert_before argument.
6293 (find_splittable_regs): Likewise.
6294 (find_splittable_regs): Use loop_insn_sink and its ilk.
6295 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
6297 2001-01-07 Michael Hayes <mhayes@redhat.com>
6299 * loop.h (loop_insn_hoist): New prototype.
6300 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
6301 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
6302 (check_dbra_loop, load_mems): Likewise.
6303 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
6304 (find_splittable_givs): Likewise.
6306 2001-01-07 Michael Hayes <mhayes@redhat.com>
6308 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
6310 2001-01-07 Richard Henderson <rth@redhat.com>
6312 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
6314 2001-01-07 Richard Henderson <rth@redhat.com>
6316 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
6317 NO_SHARED_LIBGCC_MULTILIB as required for the target.
6318 * gcc.c (init_spec): Massage the existing libgcc_spec into a
6319 variant that handles a shared libgcc.
6320 (process_command): Always validate -{static,shared}-libgcc.
6321 (do_spec_1): New 'M' case.
6322 * invoke.text (Link Options): Document -{static,shared}-libgcc.
6324 2001-01-07 Richard Henderson <rth@redhat.com>
6326 * Makefile.in (slibdir): New variable.
6327 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
6328 (installdirs): Create slibdir.
6329 (install-libgcc, install-multilib): Defer to libgcc.mk.
6330 * configure.in (slibdir): Substitute.
6331 * mklibgcc.in (install): New target.
6333 * config/t-linux (SHLIB_LINK): Create links for the soname.
6334 (SHLIB_INSTALL): New.
6335 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6336 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6337 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6338 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6339 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6341 2001-01-07 Richard Henderson <rth@redhat.com>
6343 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6344 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6345 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6347 2001-01-07 Michael Hayes <mhayes@redhat.com>
6349 * loop.c (count_loop_regs_set): Delete.
6350 (load_mems_and_recount_loop_regs_set): Delete.
6351 (loop_regs_scan): Merge common code from count_loop_regs_set,
6352 scan_loop, and load_mems_and_recount_loop_regs_set.
6353 (scan_loop): Call load_mems directly and loop_regs_scan
6354 again if new registers created.
6356 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6358 * toplev.c (main): Call the front-end specific post_options
6359 hook if one is given.
6360 * toplev.h (struct_lang_hooks, lang_hooks): New.
6361 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6362 for the C front end.
6363 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6364 lang_hooks for the C++ front end.
6365 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6366 lang_hooks for the ObjC front end.
6367 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6368 * java/lang.c (lang_hooks): Hooks for the Java front end.
6370 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6372 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6373 for verbose DWARF[2] debugging.
6374 (cb_define, cb_undef): The new callbacks.
6375 * toplev.h (debug_define, debug_undef): Make const correct.
6376 * toplev.c (debug_define, debug_undef): Similarly. Do not
6377 perform the verbosity tests here anymore.
6379 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6381 * reload.c (subst_reloads): Take INSN argument. When
6382 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6383 * reload.h (subst_reloads): Adjust prototype.
6384 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6385 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6386 present in JUMP_INSNs and copy them to JUMP_LABEL.
6387 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6388 JUMP_INSNs and insns with REG_LABELs that are followed by
6389 JUMP_INSNs with the same REG_LABEL.
6390 * sched-rgn.c (is_cfg_nonregular): Likewise.
6391 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6393 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6395 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6397 2001-01-06 Richard Henderson <rth@redhat.com>
6399 * loop.c (scan_loop): Use xcalloc for the regs array.
6400 (load_mems_and_recount_loop_regs_set): Zero the new memory
6401 received from xrealloc.
6403 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6405 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6407 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6409 * integrate.c (copy_rtx_and_substitute): When copying
6410 an ignored return value, strip REG_FUNCTION_VALUE_P.
6412 2001-01-06 Michael Hayes <mhayes@redhat.com>
6414 * loop.c (debug_biv, debug_giv): New.
6415 (loop_biv_dump): Break out from ...
6416 (record_biv): ... here.
6417 (loop_giv_dump): Break out from ...
6418 (record_giv): ... here.
6419 (loop_bivs_check): Use print_simple_rtl.
6420 * unroll.c (loop_iterations): Use print_simple_rtl.
6422 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6424 * pa.md (return, return_internal): Modify patterns to prevent regrename
6425 mucking with the return pointer.
6427 2001-01-05 Richard Henderson <rth@redhat.com>
6429 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6431 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6433 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6434 version supplied by Matteo Frigo.
6436 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6438 * cpp.texi: Update for -MQ.
6439 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6440 (cpp_cleanup): Always free pfile->deps.
6441 (initialize_dependency_output): Don't create pfile->deps.
6442 (cpp_handle_option): Similarly.
6444 * gcc.c (cpp_options): Handle -MQ.
6445 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6446 * mkdeps.c (base_name): Remove.
6447 (deps_init): Don't allocate vector space until it's needed.
6448 (deps_free): Only free vectors if allocated.
6449 (deps_add_target, deps_add_dep): Update for initial allocation.
6450 (deps_add_default_target): Don't strip to the base_name.
6452 2001-01-05 DJ Delorie <dj@redhat.com>
6454 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6455 (INIT_EXPANDERS): Define.
6457 * config/v850/v850.c (struct machine_function): Define.
6458 (v850_save_machine_status): New function.
6459 (v850_restore_machine_status): New function.
6460 (v850_return_addr): New function.
6461 (v850_init_expanders): New function.
6463 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6464 and v850_init_expanders.
6466 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6468 * cpplib.h (struct cpp_reader): Add help_only field.
6469 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6470 (cpp_handle_option): Set pfile->help_only if we see -h,
6471 --help, -target-help, or --version. Print version string but
6472 do not set help_only if we see -v or -version. Make text
6473 printed by -v match that printed by (-)-version.
6475 * cppmain.c (main): Exit after option parsing if
6476 pfile->help_only is true.
6478 * toplev.c (independent_decode_option): Call print_version,
6479 then exit, if we see --version (but not -version).
6480 (print_version): Split lengthy message into two lines.
6482 2001-01-05 Nick Clifton <nickc@redhat.com>
6484 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6485 temporary string for initialisation before calling ggc_alloc_string.
6487 2001-01-06 Michael Hayes <mhayes@redhat.com>
6489 * rtl.h (print_simple_rtl): New.
6490 * print-rtl.c (print_simple_rtl): New.
6492 (print_rtx): Disable printing of flags and modes, etc.,
6493 if `flag_simple` nonzero.
6495 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6497 * function.c (fixup_var_refs): Use push_to_full_sequence where
6500 2001-01-05 Michael Meissner <meissner@redhat.com>
6502 * flags.h (flag_reorder_blocks): Add declaration.
6503 (flag_rename_block): Ditto.
6505 2001-01-05 DJ Delorie <dj@redhat.com>
6507 * function.c (reorder_blocks): Make sure the flags are all reset
6508 before using them to mark blocks, else a second invocation will
6509 corrupt the block chain.
6510 (reorder_blocks_0): New, resets the flags.
6512 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6514 * cse.c (find_comparison_args): Stop if the argument is known to
6517 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6519 * config/sh/sh.md (movdf): When splitting load into pair of
6520 registers, don't clobber the register used in the address too
6523 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6525 * varasm.c (mark_constant_pool): Improve initial comments.
6526 (mark_constants): Move marking of constants to mark_constant.
6527 (mark_constant): New function to recursively mark all constants
6528 referred to by a constant.
6530 2001-01-05 Catherine Moore <clm@redhat.com>
6532 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6534 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6536 * cp/lang-options.h: Bring comment in line with reality.
6537 * f/lang-options.h: Likewise.
6538 * java/lang-options.h: Likewise.
6539 * objc/lang-options.h: Likewise.
6540 * ch/lang-options.h: Likewise.
6541 * f/g77.texi: And update the manual.
6543 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6544 Denis Chertykov <denisc@overta.ru>
6546 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6547 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6548 * config/avr/avr.md (all peepholes that request a scratch register):
6549 Call it, FAIL the peephole if not safe (in interrupt functions).
6551 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6553 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6555 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6557 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6559 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6560 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6561 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6562 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6563 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6565 * extend.texi: Document these builtins.
6567 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6569 * c-common.c (lang_get_alias_set): Say we know nothing of
6570 VECTOR_TYPE aliasing.
6572 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6574 2001-01-05 Bruce Korb <bkorb@gnu.org>
6576 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6577 their x* equivalent versions for atexit-less systems
6578 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6579 systems (or any other system any more).
6581 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6583 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6584 output operands. Use arm_hard_register_operand for operand 4.
6585 (stmsi_postinc): Similarly.
6586 (ldmsi): Use arm_hard_register_operand for opernand 2.
6588 * arm.c (arm_hard_register_operand): New function.
6589 * arm-protos.h (arm_hard_register_operand): Prototype it.
6591 * arm.h (HARD_REGNO_RENAME_OK): Define.
6593 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6595 * simplify-rtx.c (cfc_args): add "unordered" field.
6596 (check_fold_consts): Set unordered field.
6597 (simplify_relational_operation): Simplify the unordered
6600 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6603 * emit-rtl.c (try_split): Fix code to mark labels.
6604 * jump.c (mark_jump_label): Make global.
6605 * rtl.h (mark_jump_label): Declare.
6607 * predict.c (estimate_probability): Handle unordred comparisons.
6609 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6611 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6612 * cppinit.c (initialize_dependency_output): Update.
6613 (cpp_finish): Output dummy targets for -MP.
6615 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6616 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6617 * gcc.c (cpp_options): Update to handle -MP.
6618 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6619 to quote only the default target.
6620 (deps_phony_targets): Insert a preceding newline. Rename from
6621 deps_dummy_targets for consistency.
6624 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6626 * calls.c (emit_library_call_value_1): Support
6627 INIT_CUMULATIVE_LIBCALL_ARGS.
6628 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6630 2001-01-04 Richard Henderson <rth@redhat.com>
6632 * c-decl.c (finish_struct): Detect flexible array members
6633 used in an inappropriate context.
6634 * c-typeck.c (really_start_incremental_init): Special case
6635 constructor_max_index for zero length arrays.
6636 (pop_init_level): Allow initialization of flexible array
6637 members. Deprecate initialization of zero length arrays.
6638 Don't issue missing initializer warning for flexible array
6639 members or zero length arrays.
6640 (process_init_element): Don't dereference null DECL_SIZE.
6641 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6642 Don't abort for empty constructors. Use size_binop
6643 (output_constructor): Add commentary regarding zero length
6644 array futures. Abort if we try to initialize an array of
6645 unspecified length with a non-empty constructor in the middle
6648 * extend.texi (Zero Length): Update and clarify documentation
6649 on static initialization.
6651 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6653 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6654 with more than 32767 words of local storage.
6656 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6658 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6659 for 'abs', 'labs', and 'fabs'.
6660 (c4x_expand_builtin): Likewise.
6661 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6663 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6665 * config/sh/sh.md (prget, prset): New insn types.
6666 (return delay slot): Dont' allow prset.
6667 (call, sfunc delay slot): Don't allow prget.
6668 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6669 for prset and prget.
6671 2001-01-05 Michael Hayes <mhayes@redhat.com>
6673 * loop.h (struct loop_reg): New.
6674 (struct loop_regs): Change to use array of `struct loop_reg'.
6675 * loop.c: Replace assortment of varrays with single regs array.
6676 (count_one_set): Delete may_not_move array argument
6677 and use regs array instead. All caller's changed.
6678 (count_loop_regs_set): Delete may_not_move and single_usage
6679 arguments and use regs array instead. All caller's changed.
6680 (find_single_use_in_loop): Replace usage array argument with pointer
6681 to regs structure. All caller's changed.
6682 (loop_optimize): Delete `moved_once' array.
6684 2001-01-05 Michael Hayes <mhayes@redhat.com>
6686 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6687 Use it instead of loop_info->has_call for scanning loop mems.
6688 (check_dbra_loop): Replace loop_info->has_call test with
6689 loop_info->has_nonconst_call.
6691 2000-01-04 Matthew Hiller <hiller@redhat.com>
6693 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6696 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6698 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6699 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6701 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6703 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6704 (flag_short_double, flag_short_wchar): Define.
6705 (c_common_nodes_and_builtins): Create many tree nodes shared
6706 between C and C++ here instead of in cp/decl.c and ...
6707 * c-decl.c (init_decl_processing): ... here.
6708 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6709 (flag_short_double, flag_short_wchar): Don't define.
6710 (record_builtin_type): New function.
6711 (build_void_list_node): New function.
6712 * c-common.h (flag_short_double, flag_short_wchar,
6713 record_builtin_type, build_void_list_node): Declare.
6715 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6717 * integrate.c (expand_inline_function): Don't put a virtual
6718 register into the reg map.
6720 * function.c (fixup_var_refs_1): If force_operand didn't put
6721 the address into the target, move it there.
6723 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6725 Special-case tree_decl/tree_list allocations.
6726 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6727 (OBJECT_SIZE): New macro.
6728 (NUM_EXTRA_ORDER): Likewise.
6729 (extra_order_size_table): New variable.
6730 (NUM_ORDERS): New macro.
6731 (objects_per_page_table): New variable.
6732 (object_size_table): New variable.
6733 (G.pages): Use NUM_ORDERS to bound the array.
6734 (G.page_tails): Likewise.
6735 (DIV_ROUND_UP): Remove.
6736 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6737 (alloc_page): Use OBJECT_SIZE.
6738 (size_lookup): Don't make it const.
6739 (ggc_alloc): Use OBJECT_SIZE.
6740 (ggc_set_mark): Likewise.
6741 (ggc_get_size): Likewise.
6742 (init_ggc): Set up the object_size_table, objects_per_page_table,
6743 and adjust size_lookup.
6744 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6745 (ggc_pop_context): Use NUM_ORDERS.
6746 (clear_marks): Likewise.
6747 (sweep_pages): Likewise.
6748 (poison_pages): Likewise.
6749 (ggc_print_statistics): Use OBJECT_SIZE.
6751 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6753 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6754 Only call array_size_for_constructor if last field and array type
6755 with no upper bound.
6757 2001-01-04 Philip Blundell <philb@gnu.org>
6759 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6760 from bit 31 downwards, if this requires no more insns.
6761 (count_insns_for_constant): New helper function for above.
6763 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6765 * gencodes.c (output_predicate_decls): Remove empty initializer.
6767 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6769 * tree.c (copy_node): Remove documentation about obstacks.
6770 (buidl1): Check that nobody tries to build 2-argument nodes this
6773 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6775 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6778 * gencodes.c (output_predicate_decls): Fill empty initializer
6781 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6783 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6784 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6786 (do_include): Handle missing headers like cpp0.
6787 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6788 paths with first include pathname. Don't strcat to uninitialized
6791 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6793 * regrename.c (regrename_optimize): Don't rename from frame pointer
6794 if frame_pointer_needed.
6795 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6796 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6797 (ia64_reorg): Use it instead of scheduling if ! optimize.
6798 (errata_emit_nops): Properly call asm_noperands.
6799 (ia64_sched_reorder): Finish cycle if we see an asm.
6800 (ia64_variable_issue): Clear scheduling state after asms.
6802 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6804 * cpp.texi: Update for -MT.
6805 * cppinit.c (initialize_dependency_output): Add a default
6806 target if none has been given already.
6807 (no_tgt, OPT_MT): New.
6808 (cpp_handle_option): Handle -MT. Update -M etc.
6809 * cpplib.h (struct cpp_options): Remove deps_target.
6810 * gcc.c (cpp_options): Handle -MT.
6811 * mkdeps.c (struct deps): Move from mkdeps.h.
6812 (deps_calc_target): Rename deps_add_default_target. Add a
6813 default target if none has been specified already.
6814 * mkdeps.h (struct deps): Move to mkdeps.c.
6815 (deps_calc_target): Rename deps_add_default_target.
6817 2000-01-03 Richard Henderson <rth@redhat.com>
6819 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6821 * c-typeck.c (push_init_level): Move checks for flexible array
6822 members and zero length arrays ...
6823 (pop_init_level): ... here. Silently discard empty initializations.
6825 * varasm.c (output_constructor): Update for sizeof change to
6828 * extend.texi (Zero Length): Clarify semantics.
6830 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6832 * configure.in (tm.h): Include isns-codes.h last.
6833 * configure: Rebuilt.
6835 2001-01-03 Richard Henderson <rth@redhat.com>
6837 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6838 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6840 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6842 * tradcpp.c (main): Make sure finclude() is called with a valid
6843 indepth value while handling -include.
6845 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6847 * gencodes.c (output_predicate_decls): New function.
6849 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6850 even if it is not the first time machmode.h is #included.
6851 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6852 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6853 * gcc.texi (Copyright): Added 2001.
6855 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6857 * c-common.c (c_common_lang_init): New function. Warn if format
6858 warning options which only have effects when used with -Wformat
6859 are used without -Wformat.
6860 * c-common.h (c_common_lang_init): Declare.
6861 * c-lang.c (lang_init): Call c_common_lang_init.
6862 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6864 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6866 * configure.in: Check for the mktemp command.
6867 * configure: Regenerate.
6868 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6869 $TEMP. Create temporary files with mktemp, if available at
6870 configure time; otherwise use set -C. Remove temporary files
6873 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6875 * configure.in: Require at least texinfo 4.0. Check for whether
6876 Pod::Man is sufficiently recent to regenerate GCC manpages.
6877 * configure: Regenerate.
6878 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6880 (GENERATED_MANPAGES): Define.
6881 (generated-manpages): New target. Depend on cpp.1 as well as
6883 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6884 configure to generated-manpages or empty) rather than on the
6885 manpages directly. Remove execute permission from installed
6886 gcov.1 as well as cpp.1.
6887 * cpp.1, gcov.1: Regenerate.
6889 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6891 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6892 tree_low_cst. Allow using cmpstrsi in more cases.
6894 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6896 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6899 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6901 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6902 * Makefile.in (HOST_CFLAGS): Mention build-make.
6904 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6906 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6909 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6911 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6914 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6917 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6918 reg_base_value and reg_known_value arrays.
6919 (init_alias_analysis): Add more cases to detect known values.
6920 * sched-deps.c (deps_may_trap_p): New function.
6921 (sched_analyze_2): Use it.
6923 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6925 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6926 don't discard an ASHIFTRT if we're shifting in a wider mode.
6928 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6930 * toplev.c (rest_of_compilation): Don't print basic block information
6931 when CFG isn't up to date.
6933 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6935 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6936 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6937 (UNALIGNED_SHORT_ASM_OP): Define.
6938 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6940 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6942 * fold-const.c (fold_convert): Fix typo.
6944 2001-01-02 Richard Henderson <rth@redhat.com>
6946 * c-common.h (ASM_INPUT_P): New.
6947 * c-parse.in (asm): Set it when needed.
6948 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6949 existance of an operand.
6951 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6953 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6954 (dwarf2out_frame_debug_expr): Likewise.
6955 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6957 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6959 * i386.c (ix86_split_to_parts): Return number of part required;
6961 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6963 (ix86_split_long_move): Use number of part returned
6964 by ix86_split_to_parts
6965 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6967 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6968 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6969 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6970 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6971 (ALIGN_MODE_128): Add TFmode.
6972 (IS_STACK_MODE): Likewise.
6973 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6974 (HARD_REGNO_OK): Support TFmodes.
6975 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6976 * i386.md (scheduler definitions): Use memory operand to determine
6977 fst/fld instructions; use mode attribute to determine real mode of
6979 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6980 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6982 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6984 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6986 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6988 * expr.c (store_constructor_field): Update ALIGN before calling
6991 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6993 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
6996 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6998 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
7001 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7003 * c-decl.c (start_function): Don't warn on third parameter to main.
7005 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7007 * tsystem.h: Define HAVE_DECL_GETOPT.
7009 2001-01-02 Philip Blundell <pb@futuretv.com>
7011 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
7014 2001-01-02 Richard Henderson <rth@redhat.com>
7016 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
7018 2001-01-02 Andreas Jaeger <aj@suse.de>
7020 * c-decl.c (c_decode_option): Remove support of
7023 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
7024 (W_options): Add -Wmissing-noreturn here.
7026 * flow.c: Define lang_missing_noreturn_ok_p.
7027 (check_function_return_warnings): Use it.
7029 * c-common.h: Declare lang_missing_noreturn_ok_p.
7031 * c-lang.c (c_missing_noreturn_ok_p): New function.
7032 (lang_init): Set lang_missing_noreturn_ok_p.
7034 * invoke.texi (Warning Options): Document this.
7036 2000-12-27 Phil Edwards <pme@sources.redhat.com>
7038 * extend.texi (C++ Extensions): New node for C++ attributes;
7039 describe init_priority and com_interface.
7040 * invoke.texi: Remove -finit-priority as it now has zero effect.
7041 * install.texi: Fix xref syntax.
7042 * md.texi: Likewise.
7044 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7046 * config.gcc (sparc64-wrs-vxworks*): New case.
7047 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
7049 * config/sparc/sparc.c (sparc_override_options): Do support different
7050 pointer and architecture size.
7051 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
7052 (POINTERS_EXTEND_UNSIGNED): Define.
7053 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
7054 (FUNCTION_MODE): Define to be Pmode.
7055 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
7057 * function.c (expand_function_end): Properly handle DECL_RESULT
7058 and copy when ptr_mode != Pmode.
7059 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
7061 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7063 * c-common.c (c_common_nodes_and_builtins): Set prototype
7064 parameters for __builtin_fputs, __builtin_fputc and
7065 __builtin_fwrite. Don't declare plain fputc as a builtin.
7067 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7069 * loop.c (add_label_notes): Increment the label usage count when
7070 a note is added to an insn which refers to a CODE_LABEL.
7071 * gcse.c (add_label_notes): Likewise.
7073 2001-01-01 Andreas Jaeger <aj@suse.de>
7075 * loop.c (scan_loop): Use xmalloc to allocate movables.
7077 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
7079 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
7080 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
7081 * reload1.c (REGISTER_MOVE_COST): Likewise.
7082 * regclass.c (REGISTER_MOVE_COST): Likewise.
7083 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
7084 dimension. Adjust all users.
7085 (init_reg_sets_1): Iterate on all modes.
7086 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
7087 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
7088 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
7089 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
7090 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
7091 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
7092 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
7093 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
7094 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
7095 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
7096 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
7097 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
7098 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
7099 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
7100 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
7101 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
7102 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
7103 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
7104 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
7105 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
7106 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
7107 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
7108 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
7109 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
7110 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
7111 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
7112 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
7114 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7116 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
7117 arg VARIES_P. Call it with extra arg.
7118 (true_dependence): Likewise.
7119 * rtl.h (rtx_addr_can_trap_p): Declare.
7120 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
7122 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
7123 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
7124 pic offset table register if it's zero. All callers changed.
7125 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
7127 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7129 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
7130 STRING_POOL_ADDRESS_P.
7132 * config/sparc/sparc.c (input_operand): Properly test for short op.
7134 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
7135 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
7136 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
7137 * config/sparc/elf.h: No longer include sol2.h.
7138 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
7139 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
7141 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
7143 2001-01-01 Michael Hayes <mhayes@redhat.com>
7145 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
7146 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
7147 (record_initial): Likewise.
7148 * unroll.c (copy_loop_body, loop_iterations): Likewise.
7149 (remap_split_bivs): Likewise.
7151 2001-01-01 Michael Hayes <mhayes@redhat.com>
7153 * loop.c (loop_ivs_free): New function.
7154 (strength_reduce): Break out from...
7156 2001-01-01 Michael Hayes <mhayes@redhat.com>
7158 * loop.h (struct iv): New.
7159 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
7160 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
7161 'reg_biv_class' fields with 'regs' and 'n_regs'.
7162 (struct ivs): Rename 'loop_iv_list' field to 'list'.
7163 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
7164 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
7166 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
7168 * resource.c (mark_referenced_resources): Abort() before
7169 attempting to mark a pseudo register.
7170 (mark_set_resources): Likewise.
7172 2001-01-01 Michael Hayes <mhayes@redhat.com>
7174 * loop.h (REG_IV_CLASS): New accessor macro.
7175 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
7176 * unroll.c (REG_IV_CLASS): Likewise.
7178 See ChangeLog.4 for earlier changes.