1 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cppmacro.c (stringify_arg): Null terminate strings.
5 2001-03-27 Zack Weinberg <zackw@stanford.edu>
7 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
8 inclusion style. xm-m68hc11.h no longer exists.
9 * config/m68hc11/xm-m68hc11.h: Delete file.
10 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
12 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
13 Don't define GCC_VERSION, N_, or PARAMS; don't include
14 gansidecl.h or stdio.h. Define inhibit_libc here.
15 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
16 Delete code conditioned on #if GCC_VERSION == 2095.
18 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
19 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
20 Delete code conditioned on #if GCC_VERSION == 2095.
22 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24 * system.h: Include symcat.h.
25 (STRINGIFY): Don't define.
27 * configure.in: Adjust comment.
29 * builtins.c: Use STRINGX, not STRINGIFY.
30 * gencheck.c: Likewise.
31 * gengenrtl.c: Likewise.
32 * protoize.c: Likewise.
34 * cpplex.c: Don't include symcat.h.
37 * gansidecl.h (HAVE_STRINGIZE): Don't define.
39 2001-03-27 Alan Modra <alan@linuxcare.com.au>
41 * c-typeck.c (digest_init): Fold init expression.
43 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
45 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
47 2001-03-27 Alan Modra <alan@linuxcare.com.au>
49 * except.c (eh_regs): Save results of build_pointer_type to a temp
50 as FUNCTION_VALUE macro may evaluate its args multiple times.
52 2001-03-26 Mark Mitchell <mark@codesourcery.com>
54 * c-common.h (DECL_NUM_STMTS): New macro.
55 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
58 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
59 * integrate.c (expand_inline_function): Don't check
61 * print-tree.c (print_node): Don't print it.
62 * toplev.c (rest_of_compilation): Don't try to inline when
64 * tree.h (DECL_FRAME_SIZE): Remove.
65 (tree_decl): Adjust accordingly.
67 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
69 * combine.c (try_combine): Use memcpy, not bcopy.
71 * genattrtab.c (expand_units): Likewise.
73 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
75 * i386.md (push mem DI peep2): New.
76 (mov 0, mov -1 peep2): Handle 64bit.
77 (lea to arithmetics peep2): Handle 64bit leas.
78 (rsp arithmetics to push/pop peep2s): New.
80 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
82 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
84 * i386.c (struct machine_function): Add save_varrargs_registers.
85 (ix86_save_varrargs_registers): New macro.
86 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
87 (ix86_expand_prologue): Likewise.
88 (ix86_emit_epilogue_esp_adjustement): Likewise.
89 (ix86_expand_epilogue): Likewise.
90 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
91 (pro_epilogue_adjust_stack_1): New insn.
92 (pro_epilogue_adjust_stack_rex64): Likewise.
93 * i386.h (MASK_NO_RED_ZONE): New constant.
94 (TARGET_RED_ZONE): New macro.
95 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
96 (RED_ZONE_SIZE): New constant.
97 (RED_ZONE_RESERVE): New constant.
99 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
101 * toplev.c (set_float_handler): Use memcpy, not bcopy.
103 2001-03-25 Kazu Hirata <kazu@hxi.com>
105 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
111 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
113 * mkconfig.sh (DEFINES): Handle entries with '='.
115 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
116 Set xm_defines to MACRO=value instead.
118 * i370/xm-mvs.h: Delete.
120 * ns32k/xm-pc532-min.h: Likewise.
122 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
124 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
126 use ix86_expand_binary_operator
127 (?sh??i_?): Disable for 64bit.
128 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
129 * i386.c (shiftdi_operand): New predicate.
131 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
132 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
133 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
134 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
135 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
136 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
137 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
138 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
139 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
140 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
141 (rotldi3, rotrdi3): New expanders.
143 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
145 * i386.md (movstrsi): Move offline.
147 (strmovdi_rex64): New.
148 (strmov?i): Accept 64bit.
149 (strmov?i_rex64): New.
150 (strmov?i_rex_1): New.
151 (strmov?i_1): Disable for 64bit.
152 (rep_mov?i_rex64): New.
153 (rep_mov?i): Disable for 64bit.
154 (clrstrsi): Move offline.
155 (strset?i_rex64): New.
156 (strset?i: Accept 64bit.
157 (rep_stos?i): Disable for 64bit.
158 (rep_stos?i_rex64): New.
159 (strset?i_rex_1): New.
160 (strset?i_1): Disable for 64bit.
161 (cmpstrsi): Accept 64bit.
162 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
163 (cmpstrqi_nz_rex_1): New.
164 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
165 (strlensi): Move offline.
167 (strlenqi_1): Disable for 64bit; fix constraints.
168 (strlenqi_rex_1): New.
169 * i386.c (ix86_adjust_counter): New static function.
170 (ix86_zero_extend_to_Pmode): Likewise.
171 (ix86_expand_aligntest): Likweise.
172 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
173 (ix86_expand_movstr): New global function.
174 (ix86_expand_clrstr): New global function.
175 (ix86_expand_strlen): New global function.
176 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
177 ix86_expand_strlen): Declare.
178 (ix86_expand_strlensi_unroll_1): Delete.
180 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
182 * i386.md (cmpdi): Fix operand predicates.
183 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
184 cmpdi_1_insn_rex64): New patterns.
185 (adddi3): Turn to expander.
186 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
187 (addsi3_carry_zext): New pattern.
188 (adddi_?_rex64): New patterns and splitters.
189 (addsi_?_zext): New patterns.
190 (subsi3_carry_zext): New pattern.
191 (subdi_?_rex64): New patterns and splitters.
192 (iorsi_?_zext): New patterns.
193 (iordi_?_rex64): New patterns and splitters.
194 (iorsi_?_zext): New patterns.
195 (iorsi_?_zext_imm): New patterns.
196 (xorsi_?_zext): New patterns.
197 (xordi_?_rex64): New patterns and splitters.
198 (xorsi_?_zext): New patterns.
199 (negdi*): New patterns.
200 (one_cmpldi*): Likewise.
201 (one_cmplsi*_zext, negsi*_zext): Likewise.
202 (testqi_ext_3_rex64): New pattern.
204 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
206 * i386-protos.h (ix86_split_long_move): Return void.
207 * i386.c (ix86_split_to_parts): Handle 64bit target.
208 (ix86_split_long_move): Likewise.
209 * i386.md (all calls to ix86_split_long_move): Update.
211 2001-03-23 Richard Henderson <rth@redhat.com>
213 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
214 to avoid shadowing arguments.
216 2001-03-23 Jakub Jelinek <jakub@redhat.com>
218 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
219 to variable names where DECL_NAME is different from
222 2001-03-23 Jim Wilson <wilson@redhat.com>
224 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
225 (assemble_alias): Call make_decl_rtl.
227 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
229 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
231 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
233 * extend.texi: Document the "java_interface" attribute.
235 2001-03-22 Zack Weinberg <zackw@stanford.edu>
237 * mkconfig.sh: Use a subshell with redirected stdout,
238 instead of closing stdout and confusing commands that run
239 afterward. Throw away output of cmp.
241 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
243 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
245 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
247 * i386.md (zero_extendsidi2_32): Break out from ...
248 (zero_extendsidi2): ... here ; turn to expander.
249 (zero_extendsidi2_rex64): New.
250 (extendsidi2_32): Break out from ...
251 (extendsidi2): ... here ; turn to expander.
252 (extendsidi2_rex64): New.
253 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
254 (trunc?f?f splitters): Add 64bit versions.
256 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
258 * i386.md (pushsi, pushsi2_prologue): Disable.
259 (pushsi2_rex64): New.
260 (movabs?i_1_rex64, movabs?i_2_rex64): New.
261 (movqi_ext_1): Disable for 64bit.
262 (movqi_ext_1_rex64): New.
263 (pushdi2_rex64): New pattern, peep2s and splitter.
264 (pushdi2_prologue_rex64): New pattern.
265 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
267 (movdi splitters): Disable for 64bit.
268 (movdi_1_rex64): New pattern, peep2s and splitters.
269 (swapdi): New pattern.
270 (pushsf): Disable for 64bit.
271 (pushsf_rex64): New pattern and splitter.
272 (pushdf_nointeger): Disable for 64bit.
273 (pushdf_integer): Handle the 64bit case.
274 (pushtf): Likewise; update splitters.
276 2001-03-22 Richard Henderson <rth@redhat.com>
278 * mkconfig.sh: Include insn-flags.h.
279 * Makefile.in (CONFIG_H): Include insn-flags.h.
280 (lots of objects): Remove insn-codes.h and insn-flags.h.
282 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
283 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
284 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
285 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
286 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
287 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
288 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
289 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
290 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
291 v850/v850.c, vax/vax.c:
292 Don't include insn-flags.h.
294 * diagnostic.c, expr.h, reload.c, toplev.c:
295 Don't include insn-codes.h.
297 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
298 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
299 c4x/c4x.c, i960/i960.c, mips/mips.c:
300 Don't include insn-codes.h or insn-flags.h.
302 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
303 or insn-flags.h in the generated code.
304 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
305 (main): Forward declare struct rtx_def.
307 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
309 * invoke.texi (-ffast-math): Remove duplicate line about
312 * gcc.texi: Remove more obsolete documentation of bugs and
313 installation problems.
315 2001-03-21 Kazu Hirata <kazu@hxi.com>
317 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
320 2001-03-20 Jason Merrill <jason@redhat.com>
322 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
324 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
325 * varasm.c (CHKR_PREFIX): Likewise.
327 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
329 * gcse.c (hash_scan_set): An expression is not anticipatible if it
330 is part of a multi-SET insn.
332 * cse.c (find_comparison_args): Remove previous change.
333 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
336 * config/i386/i386.md (conditional_trap): Remove warning.
338 * recog.c (push_operand): Fix error in last change that caused
339 undefined symbol on many targets.
341 * sdbout.c: #include ggc.h.
342 (sdbout_init): Move to end of file.
343 Call ggc_add_tree_root for anonymous_types.
344 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
345 (sdbout_one_type): Use DECL_NAME for field name.
346 * Makefile.in (sdbout.o): Show includes ggc.h.
348 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
350 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
351 (override_options): Use properlimits for preferred_stack_boundary.
352 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
354 (ext_register_operand): Accept DImode.
355 (load_pic_register): Abort on 64bit.
356 (gen_push): Use Pmode instead of SImode.
357 (ix86_save_reg): Pic reg is never used on 64bit.
358 (ix86_expand_prologue): Likewise.
359 (ix86_emit_save_regs): Use Pmode instead of SImode.
360 (legitimate_address_p): Check displacement for 64bit.
361 (print_operand): Avoid outputting of (%rip) on 64bit.
362 (print_operand_address): Output (%rip) where possible.
363 (split_di): Abort on 64bit registers.
364 (ix86_expand_branch): DImode comparison is simple for x86_64.
365 (memory_address_length): Recognize memory addresses formed using
367 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
369 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
371 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
373 * recog.c (push_operand): Recognize new format of push instructions.
375 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
377 * i386.md (pushqi1): New.
378 * i386-protos.h (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): Declare.
382 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
383 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
384 x86_64_immediate_operand, x86_64_immediate_operand,
385 x86_64_zext_immediate_operand): define.
386 * i386.h (PREDICATE_CODES): Add new predicates.
388 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
390 * i386.md (pophi1, popqi1, pushqi1): Remove.
392 * expr.c (emit_single_push_insn): New function.
393 (move_by_pieces): Accept NULL as destination for push instructions.
394 (gen_push_operand): Kill.
395 (emit_push_insn): Pass NULL when pushing; avoid updating of
397 * expr.h (gen_push_operand): Kill.
399 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
401 * rtl.texi (COMPARE): Clarify documentation and reference section
404 2001-03-20 Stan Shebs <shebs@apple.com>
406 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
407 (get_object_reference): Ditto.
408 (error_with_ivar): Use error_with_file_and_line.
409 (warn_with_method): Use warning_with_file_and_line.
411 2001-03-20 Tom Tromey <tromey@redhat.com>
413 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
415 2001-03-20 Mark Mitchell <mark@codesourcery.com>
417 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
418 variables that are TREE_PUBLIC, even if not TREE_STATIC.
420 2001-03-20 DJ Delorie <dj@redhat.com>
422 * Makefile.in (install-libgcc): Pass complete list of variables.
423 (install-multilib): Ditto.
425 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
427 * config/i386/cygwin.h: Declare ctor_section, dtor_section
428 drectve_section, switch_to_section.
430 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
431 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
432 i386_pe_mark_dllimport.
434 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
436 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
439 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
440 i386_pe_* functions with char * arguments.
442 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
444 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
446 (movsi_ie): Introduce fpul store.
448 2001-03-20 Alan Modra <alan@linuxcare.com.au>
450 * Makefile.in (OBJS): Remove hashtab.o.
452 2001-03-19 Stan Shebs <shebs@apple.com>
454 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
455 * c-lang.c (maybe_objc_method_name): Ditto.
456 * c-tree.h (maybe_objc_method_name): Remove decl.
458 2001-03-19 Tom Tromey <tromey@redhat.com>
460 * gcc.c (init_gcc_specs): Fix comment.
462 2001-03-19 Mark Mitchell <mark@codesourcery.com>
464 Compute DECL_ASSEMBLER_NAME lazily.
465 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
466 (DECL_ASSEMBLER_NAME_SET_P): New macro.
467 (SET_DECL_ASSEMBLER_NAME): Likewise.
468 (COPY_DECL_ASSEMBLER_NAME): Likewise.
469 (set_decl_assembler_name): Declare.
470 (lang_set_decl_assembler_name): Likewise.
471 * tree.c (lang_set_decl_assembler_name): New variab.e
472 (set_decl_assembler_name): New function.
473 (init_obstacks): Set lang_set_decl_assembler_name.
474 (build_decl): Don't set DECL_ASSEMBLER_NAME.
475 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
476 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
477 where it's not necessary.
478 (builtin_function): Likewise.
479 (finish_decl): Likewise.
480 * dbxout.c (dbxout_type_methods): Likewise.
481 * ggc-common.c (ggc_mark_trees): Likewise.
482 * profile.c (output_func_start_profiler): Likewise.
483 * varasm.c (make_decl_rtl): Likewise.
485 * cse.c (find_comparison_args): Update documentation. Fix
486 mishandling of COMPARE operations.
488 * tree.def (ABS_EXPR): Add documentation.
489 * fold-const.c (fold): Improve folding of ABS_EXPRs.
491 2001-03-19 Zack Weinberg <zackw@stanford.edu>
493 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
495 2001-03-19 Jakub Jelinek <jakub@redhat.com>
497 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
498 Remove ia32 linux PIC kludge and move it...
499 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
501 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
503 * i386.md (absdf2 expander): Fix 64bit case.
505 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
507 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
509 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
511 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
513 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
515 * README.X11: Remove obsolete file.
517 2001-03-18 Anthony Green <green@redhat.com>
519 * config/pj/pj.h: Remove some trailing commas.
520 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
522 2001-03-18 Richard Henderson <rth@redhat.com>
524 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
526 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
527 defaults for them here.
529 2001-03-17 Anthony Green <green@redhat.com>
531 * config/pj/lib1funcs.S: Fix broken comment.
532 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
535 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
537 * gcc.texi: Remove obsolete information relating to build and
538 installation problems with enquire or the Pyramid C compiler.
540 2001-03-17 Richard Henderson <rth@redhat.com>
542 * dwarf2out.c (queue_reg_save): New.
543 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
544 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
546 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
547 (cfa, cfa_store, cfa_temp): Make static.
548 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
550 2001-03-17 Richard Henderson <rth@redhat.com>
552 * integrate.h (struct inline_remap): Add local_return_label.
553 * integrate.c (expand_inline_function): Initialize it and emit
554 it after copy_insn_notes.
555 (copy_insn_list): Don't store local_return_label here.
556 (copy_insn_notes): New function split out from copy_insn_list.
558 2001-03-17 Richard Henderson <rth@redhat.com>
560 * dwarf2out.c (lookup_filename): Emit .file if the assembler
561 is generating .debug_line.
562 (dwarf2out_init): Add main_input_filename to the file table first.
563 * configure.in (as_dwarf2_debug_line): Test with file number 1
564 instead of file number 0.
566 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
568 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
569 (gen_rtx_combine): Deleted; all references changed as appropriate.
570 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
572 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
574 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
576 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
579 2001-03-16 Jim Wilson <wilson@redhat.com>
581 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
582 then set it to LOC_REG (79) instead of aborting.
584 2001-03-16 Phil Edwards <pme@sources.redhat.com>
586 * gccbug.in: Remove high priority.
588 2001-03-16 Richard Henerson <rth@redhat.com>
590 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
591 output with a space instead of deleting it.
592 * configure: Regenerate.
594 2001-03-16 Zack Weinberg <zackw@stanford.edu>
596 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
597 handles the gory details of converting an object file into
598 something that's safe to grep.
599 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
600 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
601 newlines at either end of the string we're looking for.
602 Make 'checking ...' message less stilted.
603 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
604 ARM in-memory layout and its hypothetical converse. Don't
605 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
606 HOST_WORDS_BIG_ENDIAN.
608 * configure.in: Adjust for renamed macro. Move
609 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
610 * configure, config.in: Regenerate.
612 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
614 * fixinc/Makefile.in: Set SHELL.
616 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
618 * fixinc/fixincl.c (fix_with_system): Quote file names before
619 passing them to shell.
621 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
623 * Makefile.in: Use fix-header$(build_exeext) instead
626 2001-03-16 Richard Henderson <rth@redhat.com>
628 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
629 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
630 (size_of_line_prolog): Remove.
631 (output_line_info): Compute prologue size via label difference.
632 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
634 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
635 assembler error when redefining file numbers.
636 * config.in, configure: Rebuild.
638 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
639 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
640 (dw2_asm_output_delta_uleb128): Likewise.
641 (dw2_asm_output_delta_sleb128): Similarly.
642 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
644 2001-03-16 Michael Meissner <meissner@redhat.com>
646 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
648 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
650 (BITMASK_LOWER16): Replacement for 0x0000ffff.
652 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
653 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
654 being unsigned in ISO C and signed in traditional.
655 (expand_prologue): Ditto.
656 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
658 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
660 (divsi3,divdi3): Ditto.
661 (modsi3,moddi3): Ditto.
662 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
663 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
664 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
667 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
669 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
670 SSE based conditional moves on LTGT/UNEQ conditions;
671 Canonicalize EQ to NE.
672 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
673 (sse_mov?fcc_ne): New.
675 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
677 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
679 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
680 register may be dead.
682 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
684 * Makefile.in (hash.o): Depend on CONFIG_H.
686 2001-03-15 Mark Mitchell <mark@codesourcery.com>
688 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
690 2001-03-15 Richard Henderson <rth@redhat.com>
692 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
693 (ASM_OUTPUT_DWARF_PCREL): New.
694 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
696 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
698 * cppfiles.c (stack_include_file): Use MAX of sysp.
700 2001-03-15 Steve Ellcey <sje@cup.hp.com>
702 * config.gcc (ia64*-*-hpux*): New case.
703 * config/ia64/hpux.h: New file for HP-UX support.
704 * config/ia64/t-hpux: New file for HP-UX support.
706 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
708 * fixinc/inclhack.def (irix_stdio_va_list): New.
709 * fixinc/fixincl.x: Rebuilt.
711 2001-03-15 Richard Henderson <rth@redhat.com>
713 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
714 if provided by the target.
715 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
716 (dw2_asm_output_addr): New.
717 * dwarf2asm.h (dw2_asm_output_addr): Declare.
718 * dwarf2out.c (output_cfi): Use it for program addresses.
719 (output_call_frame_info, output_die): Likewise.
720 (output_aranges, output_line_info): Likewise.
722 2001-03-15 Bruce Korb <bkorb@gnu.org>
724 * gcc.c(main): make more rigorous
725 * collect2.c(main): guard against ignoring SIGCHLD
726 * protoize.c(main): ditto
727 * gcc/fixinc/fixincl.c(initialize): ditto
729 2001-03-15 Mark Mitchell <mark@codesourcery.com>
731 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
732 (sdbout_parms): Likewise.
734 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
736 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
737 "widen" a destination that is already wider than a word. Also do
738 not widen if LOAD_EXTEND_OP is NIL for the given mode.
740 2001-03-15 Bernd Schmidt <bernds@redhat.com>
742 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
744 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
746 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
748 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
750 * i960.h (i960_maxbitalignment,
751 i960_last_maxbitalignment): Declare.
752 * i960.c (i960_maxbitalignment,
753 i960_last_maxbitalignment): Make global.
754 (process_pragma): Delete.
755 (i960_pr_align, i960_pr_noalign): Move from here ...
756 * i960-c.c: ... to this new file.
757 * t-960bare (i960-c.o): New rule.
758 * t-vxworks960 (i960-c.o): Likewise.
759 * config.gcc (i960-*-*): Define c_target_objs and
762 2001-03-15 Bernd Schmidt <bernds@redhat.com>
764 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
765 without adding in rtx code and mode.
767 * alias.c (init_alias_analysis): Don't use any rtx whose value
768 varies as a known value.
769 Delete a superfluous test.
771 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
773 (ia64_sched_reorder): Call maybe_rotate; also rotate after
774 scheduling a stop bit.
775 (ia64_emit_nops): Correctly handle ASMs.
777 2001-03-15 Mark Mitchell <mark@codesourcery.com>
779 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
781 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
783 * cpp.texi: Update documentation for -include and -imacros.
784 * cppfiles.c (struct include_file): Remove "defined" memeber.
785 (find_or_create_entry): Make a copy of the file name, and
787 (open_file): Update to ensure we use the simplified filename.
788 (stack_include_file): Don't set search_from.
789 (cpp_included): Don't simplify the path name here.
790 (find_include_file): New prototype. Call search_from to
791 get the start of the "" include chain. Don't simplify the
793 (_cpp_execute_include): New prototype. Move diagnostics to
794 do_include_common. Update.
795 (_cpp_pop_file_buffer): Don't set defined.
796 (search_from): New prototype. Use the preprocessor's cwd
797 for files included from the command line.
798 (read_name_map): Don't simplify the pathname here.
799 * cpphash.h (enum include_type): New.
800 (struct buffer): Delete search from. New search_cached.
801 (_cpp_execute_include): Update prototype.
802 * cppinit.c (do_includes): Use _cpp_execute_include.
803 * cpplib.c (do_include_common): New function.
804 (do_include, do_include_next, do_import): Use it.
806 2001-03-14 Mark Mitchell <mark@codesourcery.com>
808 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
809 contents of the RTL, to determine the name of the object.
811 2001-03-14 Mark Mitchell <mark@codesourcery.com>
813 * tree.h (DECL_RTL): Allocate RTL lazily.
814 (SET_DECL_RTL): New macro.
815 (DECL_RTL_SET_P): Likewise.
816 (COPY_DECL_RTL): Likewise.
817 (DECL_RTL_IF_SET): Likewise.
818 * varasm.c (make_decl_rtl): Add assertions about the kind of
819 declaration we are processing.
820 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
821 (start_decl): Likewise.
822 (finish_decl): Likewise.
823 * c-semantics.c (emit_local_var): Likewise.
824 * calls.c (expand_call): Likewise.
825 * dbxout.c (dbxout_symbol): Likewise.
826 * emit-rtl.c (unshare_all_rtl): Likewise.
827 (unshare_all_decls): Likewise.
828 (reset_used_decls): Likewise.
829 * expr.c (store_constructor): Likewise.
830 (safe_from_p): Likewise.
831 (expand_expr): Likewise.
832 * function.c (put_var_into_stack): Likewise.
833 (instantiate_decls_1): Likewise.
834 (assign_parms): Likewise.
835 (expand_function_start): Likewise.
836 (expand_function_end): Likewise.
837 * ggc-common.c (gcc_mark_trees): Likewise.
838 * integrate.c (function_cannot_inline_p): Likewise.
839 (copy_decl_for_inlining): Likewise.
840 (expand_inline_function): Likewise.
841 (integrate_parm_decls): Likewise.
842 (integrate_decl_tree): Likewise.
843 * print-tree.c (print_node): Likewise.
844 * reg-stack.c (stack_result): Likewise.
845 * stmt.c (label_rtx): Likewise.
846 (expand_return): Likewise.
847 (expand_decl): Likewise.
848 (expand_decl_cleanup): Likewise.
849 (expand_anon_union_decl): Likewise.
850 * toplev.c (check_global_declarations): Likewise.
851 (rest_of_decl_compilation): Likewise.
852 * tree.c (simple_cst_equal): Likewise.
853 * objc/objc-act.c (generate_static_references): Likewise.
855 2001-03-14 Zack Weinberg <zackw@stanford.edu>
857 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
858 gcc_AC_C_FLOAT_FORMAT): New macros.
859 * configure.in: Add AC_PROG_CPP after CC tests;
860 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
861 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
862 * configure, config.in: Regenerate.
864 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
865 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
866 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
867 config/i370/xm-linux.h, config/i370/xm-oe.h,
868 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
869 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
870 config/pa/xm-linux.h, config/pa/xm-pa.h,
871 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
872 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
873 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
874 config/we32k/xm-we32k.h: Delete.
876 * config/i370/xm-mvs.h, config/m88k/m88k.h,
877 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
878 config/vax/xm-vms.h: Don't define any of:
879 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
881 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
883 * config.gcc: Remove references to deleted files.
884 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
885 FATAL_EXIT_CODE, which is the same between oe and mvs).
887 2001-03-14 DJ Delorie <dj@redhat.com>
888 Vladimir Makarov <vmakarov@redhat.com>
890 * config/i960/i960.c (i960_function_prologue): Compute size of
891 frame according to number of registers actually saved there.
893 2001-03-14 Richard Henderson <rth@redhat.com>
895 * expr.c (emit_move_insn_1): Fix else if around #endif.
897 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
900 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
903 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
905 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
906 (override_options): Parse cmodel string.
907 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
908 * i386.h (TARGET_OPTIONS): Add "cmodel".
909 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
911 (ix86_cmodel_string, ix86_cmodel): Declare.
913 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
916 * i386.h (GENERAL_REG_P): Add missing REG_P.
918 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
920 * configure.in: Use $gcc_cv_as instead of $as.
921 * configure: Regenerated.
923 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
925 * cppfiles.c (stack_include_file): Only increase the include
926 count if we actually process the file properly, as opposed
927 to treating it as length zero. Only call read_include_file
928 if not DO_NOT_REREAD. Handle the -H include file output
930 (read_include_file): Remove now redundant DO_NOT_REREAD check.
931 (cpp_included, find_include_file): Simplify pathnames after
932 remapping them. If remapping, don't use the remapped file
933 name's buffer as our scratch buffer.
934 (cpp_pop_file_buffer): Replace the multiple include macro
935 only if it isn't yet set.
936 (read_name_map): Simplify remapped names when reading in.
937 (remap_filename): Move code to code path that uses it.
938 (_cpp_simplify_pathname): Return the input pointer.
939 * cpphash.h (_cpp_simplify_pathname): Update prototype.
941 2001-03-14 Mark Mitchell <mark@codesourcery.com>
943 * expr.c (expand_expr): Revove bogus conditional.
945 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
947 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
949 2001-03-14 Jakub Jelinek <jakub@redhat.com>
951 * reg-stack.c (stack_result): Unconditionally use
952 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
954 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
956 * expr.c (emit_move_insn_1): Split push of complex value when
957 no suitable push instruction exist.
959 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
962 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
964 * alias.c (handled_component_p, can_address_p): New functions.
965 (get_alias_set): Use them.
967 2001-03-13 Jim Wilson <wilson@redhat.com>
969 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
970 from 80 in try_locals code.
971 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
973 2001-03-13 Zack Weinberg <zackw@stanford.edu>
975 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
976 gcc_AC_C_LONG_LONG): New.
977 * configure.in: Use them. Probe the size of short, int, long,
978 and long long/__int64 if we have them. Move all the AC_C_*
979 checks together, except gcc_AC_C_CHAR_BIT which has to go
980 after AC_CHECK_HEADERS(limits.h).
981 Take hwint.h out of host_xm_file and build_xm_file.
983 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
984 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
985 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
986 Move the HOST_WIDEST_INT setup logic here from system.h.
987 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
989 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
990 is now handled by hwint.h.
992 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
993 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
994 config/ia64/xm-ia64.h: Don't define any of:
995 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
996 HOST_BITS_PER_LONGLONG.
998 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
999 config/h8300/xm-h8300.h, config/mips/iris6.h,
1000 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
1001 config/sparc/xm-sp64.h: Delete.
1002 * config.gcc: Remove references to deleted files.
1004 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
1005 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
1006 * config/i370/xm-linux.h: Clarify floating-point situation in
1009 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
1011 * cppfiles.c (NO_INCLUDE_PATH): New macro.
1012 (find_include_file): Decide here which part of the include
1013 chain to start the search. Complain about an empty include
1014 chain in all cases apart from an abolsute file name.
1015 (_cpp_execute_include): Don't choose the search chain here.
1016 Don't call handle_missing_include in the case of an empty
1018 (_cpp_compare_file_date): Don't choose the search chain here.
1019 * cpplib.c (do_include_next): Move the in-main-file diagnostic
1020 here from _cpp_execute_include. Behave like #include if
1021 we're in the main file.
1023 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1025 * system.h (malloc, realloc, calloc, strdup): Only poison these
1026 tokens when IN_GCC is defined.
1028 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
1030 * i386.md (abs?f expander): Support SSE case.
1031 (abd?f_if): Add new "USE"; add splitters.
1033 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1035 * cpp.texi (poison): Explain the macro expansion exception.
1037 2001-03-13 Jakub Jelinek <jakub@redhat.com>
1039 * expr.c (store_expr): Add dont_store_target. If temp is already in
1040 target before copying to reg, don't store it into target again.
1042 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1044 * cppinternals.texi: Update for file handling.
1046 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1048 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
1049 2001-02-24 which broke building the Java library.
1050 * function.c (identify_blocks): Likewise.
1051 (all_blocks): Likewise.
1052 * integrate.c (integrate_decl_tree): Likewise.
1053 * print-tree.c (print_node): Likewise.
1054 * tree.h (BLOCK_NUMBER): Likewise.
1055 (struct tree_block): Likewise.
1057 2001-03-12 David Edelsohn <edelsohn@gnu.org>
1059 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
1060 __WCHAR_TYPE__ definition.
1061 (WCHAR_TYPE_SIZE): #undef before #define.
1063 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1065 * cppfiles.c: Update comments.
1066 (destroy_include_file_node): Rename destroy_node.
1067 (find_or_create_entry): New function.
1068 (open_file, _cpp_fake_include): Use it.
1069 (handle_missing_header): New function, broken out of
1070 _cpp_execute include. Don't segfault if there is no
1071 system or quoted path.
1072 (_cpp_execute_include): Use handle_missing_header.
1074 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1076 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
1077 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
1079 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1081 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
1082 unless anti_dependence says they are.
1083 * alias.c (objects_must_conflict): If neither has a type specified,
1086 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1087 David Billinghurst <David.Billinghurst@riotinto.com>
1089 * config/mips/iris5.h: Change WCHAR_TYPE to int.
1091 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
1093 * i386.md (trunctfdf2_2): Rename missnamed pattern.
1094 (*_one_bit): Remove type on the match_operand in attributes.
1096 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
1098 * i386.c: Commit forgotten hunk in previous patch.
1099 (regclass_map): Add extended registers.
1100 (dbx_register_map): Add missing frame register.
1102 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
1104 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
1106 * i386.md (x86_sahf_1): Disable for 64bit.
1107 (popsi*, pophi*): Likewise.
1108 (pushqi, pushhi): Likewise.
1109 (movdi, pushdi): Likewise.
1110 (zero extend DImode splitter): Likewise.
1111 (adddi, minusdi splitter): Likewise.
1112 (umulsidi): Likewise.
1114 (mulsidi): Disable for 64bit
1115 (lshift:DI/ashift:DI): Disable for 64bit.
1116 (loop patterns): Likewise.
1117 (call_pop, call_value_pop expanders and patterns): Likewise.
1118 (prologue_get_pc): Likewise.
1120 (fcmovDI pattern and splitter): Likewise.
1121 (movdfcc_1_rex64): New.
1123 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
1125 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
1126 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
1127 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
1128 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
1129 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
1130 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
1131 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
1132 (PUSH_ROUNDING): x86_64 rounds to 64bits.
1133 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
1134 (REGPARM_MAX): Set to 6 for x86_64.
1135 (SSE_REGPARM_MAX): Set to 16 for x86_64.
1136 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
1139 * (patterns that does use upper halves): Update constraints
1140 'q' to 'Q' and 'r' to 'R'.
1141 (cmpqi_ext_1): Disable for 64bit.
1142 (cmpqi_ext_3_insn): Likewise.
1143 (movqi_extzv_1): Likewsie.
1144 (addqi_ext_1): Liekwsie
1145 (testqi_ext_1): Liekwsie
1146 (andqi_ext_1): Liekwsie
1147 (xorqi_ext_1): Liekwsie
1148 (cmpqi_ext_1_rex64): New.
1149 (cmpqi_ext_3_insn_rex64): Likewise.
1150 (movqi_extzv_1_rex64): Likewsie.
1151 (addqi_ext_1_rex64): Liekwsie
1152 (testqi_ext_1_rex64): Liekwsie
1153 (andqi_ext_1_rex64): Liekwsie
1154 (xorqi_ext_1_rex64): Liekwsie
1156 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1158 * configure.in: Move check for unsigned enumerated bitfields
1159 to macro in aclocal.m4. Disable it for now.
1160 * configure, config.in: Regenerate.
1161 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
1162 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
1163 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
1164 kind above its first use.
1166 * config/xm-interix.h, config/alpha/xm-alpha.h,
1167 config/i370/xm-linux.h, config/i386/xm-beos.h,
1168 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
1169 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1170 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
1171 Don't define ONLY_INT_FIELDS under any circumstances.
1173 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
1175 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1176 config/sparc/xm-sysv4.h: Delete - now identical with some
1178 * config.gcc (hppa targets): Replace xm-pahpux.h and
1179 xm-papro.h with implicit xm-pa.h.
1180 (sparc targets): Replace xm-sysv4.h with implicit or explicit
1183 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1185 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1186 before reload_cse_noop_set_p.
1188 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1190 * config.gcc: Where xm-host.h used to include another
1191 xm-host.h, list the nested header directly in xm_file. Remove
1192 references to deleted files. Can now use sparc/xm-sp64.h for
1195 * config/xm-linux.h, config/arm/xm-linux.h,
1196 config/i386/xm-dos.h, config/i386/xm-gnu.h,
1197 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
1198 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
1199 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
1200 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
1203 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
1204 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
1205 bother to wrap #undef in #ifdef.
1206 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
1207 Don't include xm-linux.h.
1208 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
1210 * configure.in: Wrap regexps using [] in changequote block.
1211 Use expr : not echo | grep. Simplify regexps.
1212 * configure: Regenerate.
1214 56 xm-files remain, 22 xm-arch.
1216 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1218 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
1219 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1220 (local_index, local_rindex): Delete, use strchr/strrchr instead.
1221 (copy_object): Fix format specifier vs argument mismatch.
1223 * mips-tdump.c: Make local functions static.
1224 (rindex): Don't #undef.
1225 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1226 (fatal, fancy_abort): Delete.
1227 (read_seek): Avoid signed/unsigned compare.
1229 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1231 * combine.c (try_combine): Fix error in change to try original
1233 (gen_rtx_combine): Do same as gen_rtx for now.
1235 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1237 * configure.in: AC_SUBST xm_defines.
1238 * configure: Regenerate.
1239 * Makefile.in: Set DEFINES=$(xm_defines) when building
1242 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1244 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
1245 (cpp_included, find_include_file): Update.
1246 (_cpp_compare_file_date): Make else unconditional.
1248 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
1250 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1252 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1254 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1255 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1257 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
1259 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1260 if it's a record type.
1262 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1264 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1265 mingw includes slightly.
1267 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1269 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
1270 #undef token before poisoning it.
1272 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1274 * alpha.c (check_float_value): Use memcpy, not bcopy.
1276 * m32r.c (m32r_sched_reorder): Likewise.
1278 * vax.c (check_float_value): Likewise.
1280 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1282 * toplev.c (file_name_nondirectory): Remove.
1283 * toplev.h: Similarly.
1284 * dwarf2out.c (compute_section_prefix): Use lbasename instead
1285 of file_name_nondirectory.
1287 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1289 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
1290 * mips-tfile.c: Don't #undef rindex; not used.
1292 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
1294 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
1295 (dbx64_register_map): Declare.
1296 (RETURN_ADDR_RTX): Fix for 64bit.
1297 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
1298 (INCOMING_FRAME_SP_OFFSET): Set to 8.
1299 * i386.c (dbx64_register_map): New global array.
1300 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
1301 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
1304 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1306 * cppfiles.c (search_from): Use lbasename.
1307 * mkdeps.c (deps_add_default_target): Use lbasename.
1309 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1311 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
1312 xcalloc in lieu of malloc, realloc & calloc.
1314 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
1316 * gengenrtl.c (xmalloc): Likewise.
1318 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
1319 really_call_* memory allocation routines.
1321 * stmt.c (check_for_full_enumeration_handling): Use
1322 really_call_calloc, not calloc.
1324 * system.h (really_call_malloc, really_call_calloc,
1325 really_call_realloc): Define.
1326 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
1328 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
1330 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1332 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1334 * configure: Rebuilt.
1335 * configure.in: Only use `lang_requires' for languages athat are
1338 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1340 * invoke.texi: Fix typo.
1341 * gcc.1: Regenerate.
1343 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1345 * configure.in: Prune nonexistent files from build_xm_file,
1346 xm_file, and host_xm_file lists. Warn unless they're
1348 Don't generate *config.h here.
1349 AC_SUBST all variables needed to generate *config.h.
1350 * configure: Regenerate.
1351 * mkconfig.sh: New helper script, from code removed from
1353 * Makefile.in: Zap all MALLOC variables - no longer used
1354 anywhere, and malloc.c doesn't exist.
1355 Substitute in variables needed to generate *config.h.
1356 Stop lying about the dependencies contained in CONFIG_H and
1358 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1359 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1360 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1361 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1362 $(TM_P_H), etc. as appropriate.
1364 * config.gcc: Zap references to deleted files.
1365 * ggc-none.c: Don't include rtl.h or tm_p.h.
1367 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1368 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1369 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1370 config/i386/xm-linux.h, config/i386/xm-linux.h,
1371 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1372 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1373 Don't include i386/xm-i386.h.
1375 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1376 config/i386/xm-i386.h, config/i860/xm-i860.h,
1377 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1378 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1379 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1380 Delete (empty except comments, #includes of other deleted
1381 files, and macros used nowhere).
1383 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1385 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1386 independent on TARGET_FLAGS.
1388 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1390 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1392 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1394 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1396 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1397 LAST_REX_SSE_REG): define.
1398 (enum reg_class): Add 'LEGACY_REGS'
1399 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1400 (SSE_REGNO_P): Recognize extended registers.
1401 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1402 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1403 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1404 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1405 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1406 REG_OK_FOR_STRREG_P): Remove.
1407 (HI_REGISTER_NAMES): Add extended registers.
1408 (ADDITIONAL_REGISTER_NAMES): Likewise.
1409 (QI_REGISTER_NAMES): Add 8bit extended registers.
1410 (DEBUG_REG): Support extended registers.
1411 * i386.c (regclass_map): Add extended registers.
1412 (dbx_register-map): Likewise.
1413 (svr4_dbx_register_map): Likewise.
1414 (print_reg): Support extended registers.
1415 (print_operand): Support 64bit operands.
1417 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1419 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1420 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1421 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1422 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1423 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1424 STACK_BOUNDARY): Set properly for 64bits.
1425 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1426 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1427 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1428 (MOVE_MAX): Set to 16.
1429 (MOVE_MAX_PIECES): 8 for 64bit.
1430 (Pmode): Set to SImode.
1432 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1434 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1436 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1438 * i386.h (mask_64bit): New constant.
1439 (target_64bit): New macro.
1440 (target_options): Add '64'/'32'
1441 (target_default): Define.
1442 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1443 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1444 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1446 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1448 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1450 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1452 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1453 LO_SUM unless for_alias is set.
1455 2001-03-08 Stan Shebs <shebs@apple.com>
1457 * objc/objc-act.c: Fix old typos in comments, add comments for
1459 (hash_init): Fix file name in error message.
1460 (hash_enter): Ditto.
1461 (hash_add_attr): Ditto.
1462 (continue_class): Ditto.
1464 2001-03-08 Bruce Korb <bkorb@gnu.org>
1466 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1467 wait4() can receive the signal.
1469 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1471 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1473 * fixinc/fixincl.x: Regenerate.
1475 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1477 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1479 * fixinc/fixincl.x: Regenerate.
1481 2001-03-08 Richard Henderson <rth@redhat.com>
1483 * configure.in (HAVE_AS_LEB128): New assembler check.
1484 * configure, config.in: Rebuilt.
1486 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1488 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1491 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1493 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1494 references to the MAXPATHLEN macro.
1496 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1497 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1500 * config/i386/xm-gnu.h, config/xm-gnu.h,
1501 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1502 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1503 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1504 and/or unused files.
1506 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1507 doing so in various xm-*.h files.
1509 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1511 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1513 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1515 * configure.in (enable_shared): Support per-package shared-library
1517 * configure: Rebuilt.
1519 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1521 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1522 for crnot. Set operands[5] in splitter.
1524 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1526 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1527 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1528 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1529 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1530 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1531 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1532 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1535 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1536 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1537 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1538 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1539 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1540 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1541 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1542 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1543 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1544 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1545 Delete unused and/or empty files.
1547 * config.gcc: Define USG in xm_defines as appropriate. Define
1548 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1549 macro. Remove deleted xm-* files from $xm_files variable.
1551 2001-03-07 Tom Tromey <tromey@redhat.com>
1553 * configure: Rebuilt.
1554 * configure.in: Allow config-lang.in to set `lang_requires' to list
1555 of other required languages.
1557 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1559 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1561 (output_prologue): Use xmalloc not oballoc.
1562 (output_epilog): Free a29k_first_epilogue_insn when finished.
1563 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1565 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1567 * builtins.c (expand_builtin_mathfn): Check
1568 flag_unsafe_math_optimizations, not flag_fast_math.
1569 (expand_builtin): Likewise
1570 * combine.c (combine_simplify_rtx): Likewise.
1571 (simplify_if_then_else): Likewise.
1572 * cse.c (fold_rtx): Likewise.
1573 * flags.h: Remove flag_fast_math. Add
1574 flag_unsafe_math_optimizations and flag_trapping_math.
1575 * fold-const.c (negate_expr): Check
1576 flag_unsafe_math_optimizations, not flag_fast_math.
1577 (invert_truthvalue): Likewise.
1578 (fold): Likewise. Before associating operands, check that
1579 code == MULT_EXPR, not code != MULT_EXPR.
1580 * ifcvt.c (noce_try_minmax): Check
1581 flag_unsafe_math_optimizations, not flag_fast_math.
1582 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1583 * invoke.texi: Document -funsafe-math-optimizations and
1584 -fno-trapping-math. Change documentation for -ffast-math.
1585 * jump.c (reversed_comparison_code_parts): Likewise.
1586 (rtx_equal_for_thread_p): Likewise.
1587 * optabs.c (emit_conditional_move): Likewise.
1588 * simplify-rtx.c (simplify_binary_operation): Likewise.
1589 (simplify_relational_operation): Likewise.
1590 (simplify_ternary_operation): Likewise.
1591 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1592 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1593 Add trapping-math and unsafe-math-optimizations entries to f_options.
1594 (set_fast_math_flags): New, sets flags for -ffast-math.
1595 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1596 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1597 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1599 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1600 (alpha_emit_conditional_move): Initialize local_fast_math to
1601 flag_unsafe_math_optimizations, not flat_fast_math.
1602 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1603 instead of setting flag_fast_math to 1.
1604 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1606 * config/i386/i386.c (override_options): Likewise
1607 * config/i386/i386.md: Likewise.
1608 * config/m68k/m68k.md: Likewise.
1609 * config/mips/mips.md: Likewise.
1610 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1611 (rs6000_generate_compare): Likewise.
1613 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1615 * Makefile.in: Set RANLIB to @RANLIB@.
1618 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1620 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1621 * fixinc/fixincl.x: Regenerated.
1623 2001-03-07 Richard Henderson <rth@redhat.com>
1625 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1627 2001-03-07 Richard Henderson <rth@redhat.com>
1629 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1630 of block notes and exception handling notes.
1632 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1633 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1634 (compile_file): ... here.
1636 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1638 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1640 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1641 config.h now. Include libiberty.h to handle alloca.
1643 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1645 * c-parse.in (yylexname): New function, split out of _yylex.
1646 (objc_rid_sans_at): New table.
1647 (init_reswords): Initialize it.
1648 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1649 retrieving the next token and checking it for significance as
1650 an ObjC keyword or string constant.
1652 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1653 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1655 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1658 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1660 * config/m68k/m68k.c (const_uint32_operand): Accept any
1661 const_int on a 32-bit host.
1663 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1665 * objc/objc-act.c (init_objc): Set save_lang_status,
1666 restore_lang_status, and mark_lang_status.
1668 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1670 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1672 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1674 * cppinternals.texi: Update.
1676 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1678 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1679 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1680 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1681 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1682 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1683 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1684 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1685 config/i386/xm-i386.h, config/i860/xm-i860.h,
1686 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1687 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1688 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1689 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1690 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1691 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1692 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1693 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1694 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1695 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1696 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1697 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1698 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1699 match the defaults provided in hwint.h.
1701 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1702 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1704 * config.gcc (xm_file): Don't set to files which are deleted.
1706 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1707 guard this file against these macros being undefined.
1709 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1711 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1712 and DECL_DEFER_OUTPUT on the decl we create, before calling
1713 rest_of_decl_compilation.
1715 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1717 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1719 * configure, config.in: Regenerate.
1720 * config.gcc: Remove references to deleted files.
1722 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1723 genrecog.c, rtl.c: Do not use alloca anywhere.
1725 * Makefile.in, build-make, system.h, config/x-interix,
1726 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1727 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1728 config/arc/xm-arc.h, config/arm/xm-arm.h,
1729 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1730 config/h8300/xm-h8300.h, config/i370/x-oe,
1731 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1732 config/i386/x-ncr3000, config/i386/x-sco5,
1733 config/i386/xm-dgux.h, config/i860/x-sysv4,
1734 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1735 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1736 config/m68k/x-hp320g, config/m69k/x-mot3300,
1737 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1738 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1739 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1740 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1741 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1742 config/mips/x-iris, config/mips/x-iris3,
1743 config/mips/x-sni-svr4, config/mips/x-sysv,
1744 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1745 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1746 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1747 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1748 config/pa/xm-papro.h, config/romp/xm-romp.h,
1749 config/rs6000/x-aix31, config/rs6000/x-aix41,
1750 config/rs6000/x-beos, config/rs6000/x-lynx,
1751 config/rs6000/x-mach, config/rs6000/x-rs6000,
1752 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1753 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1754 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1755 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1756 config/vax/xm-vms.h: Eradicate all references to alloca and
1759 * config/xm-alloca.h, config/clipper/x-clix,
1760 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1761 config/i860/x-sysv3, config/m88k/x-sysv3,
1762 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1763 (contained only alloca related hacks).
1765 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1768 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1770 * invoke.texi: Document __FAST_MATH__.
1772 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1774 * crtstuff.c: Restore include of auto-host.h.
1776 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1778 Put main() in a separate file, so that the language
1779 front-end can use a different main().
1782 * toplev.c: (main): Rename as toplev_main.
1783 * toplev.h: Declare toplev_main.
1784 * Makefile.in (OBJS): add toplev.o.
1785 (BACKEND): remove toplev.o, add main.o.
1787 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1789 * cppfiles.c (search_from): Special case the empty string.
1791 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1793 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1794 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1795 strlen or strcpy; we already know the length.
1796 (_cpp_compare_file_date): Similarly.
1797 * cpphash.h (struct cpp_reader): Delete done_initialising.
1798 (CPP_PREV_BUFFER): Delete.
1799 * cppinit.c (cpp_start_read): Don't set done_initialising.
1800 * cpplex.c (parse_string): Guarantee null-termination.
1801 (_cpp_equiv_toklists): Remove.
1802 * cpplib.c (glue_header_name): Null-terminate.
1803 (do_line): Don't leak memory.
1804 * cpplib.h (BT_WEAK): Delete.
1805 * cppmain.c (cb_ident): Strings are now null-terminated.
1807 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1809 * gcc.c (convert_filename): Append executable suffix
1810 if NO_AUTO_EXE_SUFFIX is not defined.
1811 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1812 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1814 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1816 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1817 * c-parse.gperf, c-gperf.h: Delete.
1818 (c-gperf.h was accidently re-added to the CVS repo in the rev
1819 1.16 commit by tromey)
1821 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1823 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1824 macro arguments when looking for the '('.
1825 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1826 2 when really parsing arguments; 1 when looking for '('.
1827 Always restore the lexer position.
1829 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1831 * longlong.h (umul_ppmm): Don't use a multiline string.
1833 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1835 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1836 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1837 t_bool in declaration because pcc can't combine volatile with typedef
1840 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1842 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1843 until when it is really needed.
1844 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1845 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1846 * i386.md (float?i?f splitter): Don't force source operand to memory
1848 (sse_movdfcc): Fix constraint.
1849 (sse_movdfcc splitter): Handle properly the second alternative.
1851 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1853 * cpplex.c (parse_string): Unconditionally pedwarn.
1855 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1858 * cppexp.c (parse_number): Update.
1859 * cpplex.c (parse_string): Pedwarn if multiline string does not
1860 result from a system header's macro.
1861 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1862 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1863 for function-like macros too.
1864 * c-lex.c (lex_number): Update.
1866 2001-03-03 Richard Henderson <rth@redhat.com>
1868 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1870 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1872 * combine.c (try_combine): If split with mode-changed scratch
1873 register didn't work, try the original mode.
1875 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1877 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1878 * config/c4x/c4x.h: Likewise.
1879 * stor-layout.c (compute_record_mode): Likewise.
1880 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1882 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1884 * configure.in: Kill tm.h. Include the files in the $tm_file
1885 list in all three of config.h, hconfig.h, tconfig.h, after the
1886 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1887 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1888 * configure: Regenerate.
1889 * Makefile.in (clean): Don't delete tm.h.
1891 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1892 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1893 those are not defined, set SEC and FEC to 0 and 1.
1894 * gcc.texi: Update to match.
1896 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1897 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1898 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1899 Include tconfig.h, not tm.h.
1901 * config/xm-lynx.h, config/xm-std32.h,
1902 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1903 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1904 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1905 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1906 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1907 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1908 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1909 config/i386/xm-i386.h, config/i860/xm-i860.h,
1910 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1911 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1912 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1913 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1914 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1915 config/pa/xm-linux.h, config/pa/xm-pa.h,
1916 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1917 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1918 config/pj/xm-pj.h, config/romp/xm-romp.h,
1919 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1920 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1921 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1922 config/v850/xm-v850.h, config/vax/xm-vax.h,
1923 config/we32k/xm-we32k.h:
1925 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1927 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1928 config/i370/xm-oe.h: Don't include tm.h. Don't define
1930 * config/vax/xm-vms.h: Don't include tm.h.
1932 * config/xm-lynx.h, config/avr/xm-avr.h,
1933 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
1934 Delete; made empty by above changes.
1935 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1936 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
1937 Don't include config/xm-lynx.h or tm.h.
1939 * config/xm-gnu.h: Don't include fcntl.h.
1940 * config/sparc/xm-lynx.h: Don't include sys/types.h and
1942 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
1944 2001-03-02 Richard Henderson <rth@redhat.com>
1946 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
1947 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
1949 2001-03-02 Richard Henderson <rth@redhat.com>
1951 * Makefile.in (OBJS): Add dwarf2asm.o.
1952 * dwarf2asm.c, dwarf2asm.h: New files.
1953 * dwarf2out.c (*): Use them.
1954 (size_of_uleb128, size_of_sleb128): Remove.
1955 (output_uleb128, output_sleb128): Remove.
1956 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
1957 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
1958 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
1959 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
1960 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
1961 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
1962 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
1963 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
1964 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
1965 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1966 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
1967 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
1968 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
1969 (dwarf2out_frame_debug): Remove unused variables.
1970 (output_loc_operands): Don't abort on 8 byte constants if
1971 host integers are wide enough.
1972 (output_symbolic_ref): Remove.
1973 (size_of_die): Don't assume 4 byte host integers.
1974 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
1976 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
1977 something stupid with HOST_WIDE_INT to long truncation.
1978 [CONST_DOUBLE]: Likewise.
1980 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
1981 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
1982 * config/arm/unknown-elf.h: Likewise.
1983 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
1984 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
1985 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
1986 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
1987 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
1988 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
1989 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
1990 (ASM_OUTPUT_DWARF_OFFSET): Remove.
1991 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
1992 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1993 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
1994 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
1996 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1998 * cselib.c (hash_rtx): Cast enums to unsigned int.
2000 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2002 * print-rtl.c (print_rtx): Cast enums to int for comparison.
2003 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
2005 * c-format.c (C_STD_VER): Cast to int for comparisons.
2006 (check_function_format): Cast various enums to int for &.
2007 (maybe_read_dollar_number): Likewise.
2008 (check_format_info): Likewise.
2009 (check_format_info_main): Likewise.
2010 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
2011 (safe_from_p): Likewise.
2012 * varasm.c (const_hash): Cast enum to int for %.
2013 * emit-rtl.c (init_emit_once): Use int loop variable to work around
2014 pcc enum problems with < and ++ operators.
2015 * regclass.c (init_reg_sets_1): Cast enums for comparison.
2016 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
2017 (regclass_init): Change enum class to int to iterate over reg_classes.
2018 * genrecog.c (merge_trees): Cast enums for comparison.
2019 * rtl.h (GET_CODE): Cast to enum rtx_code.
2020 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
2021 (GET_MODE): Cast to enum machine_mode.
2022 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
2023 (GET_NOTE_INSN_NAME): Cast enum to int.
2024 * tree.h (TREE_CODE): Cast to enum tree_code.
2025 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
2026 * timevar.c (timevar_print): Change loop variable id from enum to
2028 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
2029 * config/i386/i386.md: Use PUT_MODE for mode assignment.
2030 * toplev.c (compile_file): Cast enum DFI to int.
2031 (decode_d_option): Likewise.
2033 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
2035 * cppinit.c (append_include_chain): Mark "after" include file name list
2036 as a system directory.
2037 * cpp.texi: Document new behavior.
2039 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
2041 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
2043 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
2045 * cppfiles.c (struct include_file): Update.
2046 (stack_include_file): Use search_from.
2047 (cpp_included, find_include_file): Update.
2048 (cpp_execute_include): Update. ptr->name may not be
2049 null terminated. Use the new search_from member variable
2051 (_cpp_compare_file_date): Similarly.
2052 (search_from): New function, similiar to actual_directory.
2053 (actual_directory): Delete.
2054 (remap_filename): Update. loc->name may not be null terminated.
2055 (struct file_name_list): Rename search_path. Update.
2056 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
2057 search_from and dir.
2058 (struct cpp_reader): Remove actual_dirs.
2059 * cppinit.c (struct cpp_pending): Update for renamed objects.
2060 (append_include_chain, remove_dup_dir, remove_dup_dirs,
2061 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
2062 * cpplib.h (struct cpp_options): Similarly.
2064 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2066 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
2067 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
2068 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
2069 config/clipper/xm-clix.h, config/convex/xm-convex.h,
2070 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2071 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
2072 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
2073 config/i370/xm-linux.h, config/i370/xm-mvs.h,
2074 config/i370/xm-oe.h, config/i386/xm-aix.h,
2075 config/i386/xm-i386.h, config/i386/xm-osf.h,
2076 config/i860/xm-i860.h, config/i960/xm-i960.h,
2077 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
2078 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
2079 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
2080 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
2081 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
2082 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
2083 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
2084 config/pj/xm-pj.h, config/romp/xm-romp.h,
2085 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2086 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2087 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2088 config/v850/xm-v850.h, config/vax/xm-vax.h,
2089 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
2090 Do not define TRUE or FALSE.
2092 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
2093 empty by above change.
2094 * config.gcc: Remove references to these files.
2096 * configure.in: Detect stdbool.h.
2097 * configure, config.in: Regenerate.
2098 * system.h: Include stddef.h here if available.
2099 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
2100 Then set up a sensible boolean type at the very end.
2102 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
2103 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
2105 * hash.h: Delete 'boolean' typedef and related #undefs.
2107 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
2108 all uses of 'boolean' with 'bool'.
2110 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2112 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
2113 * cppexp.c (lex): Cast enums for comparison.
2114 * cppinit.c (parse_option): Cast enum for comparison.
2115 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
2116 (cpp_output_token): Likewise.
2117 (cpp_can_paste): Cast enums for comparsion and plus/minus.
2118 (cpp_avoid_paste): Cast enums for minus and comparison.
2120 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2122 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
2123 field to all array elements.
2125 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2127 * cpphash.h (struct cpp_reader): Add print_version field.
2128 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
2129 just set print_version and other flags as appropriate.
2130 (cpp_post_options): Print version here if print_version is set.
2132 * toplev.c (exit_after_options): New flag.
2133 (independent_decode_option): Don't exit here; just set
2135 (main): Exit after calling lang_hooks.post_options if
2136 exit_after_options is true.
2138 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
2139 (merge_include_chains): Adjust comment to match code.
2141 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2143 * stringpool.c (set_identifier): New function.
2144 * tree.h: Prototype it.
2146 * c-parse.in: Kill D_YES. If compiled for objc, call
2147 save_and_forget_protocol_qualifiers from init_reswords.
2148 * objc/objc-act.c (remember_protocol_qualifiers,
2149 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
2150 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
2152 (save_and_forget_protocol_qualifiers): New function.
2153 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
2155 2001-03-01 Diego Novillo <dnovillo@redhat.com>
2157 * c-semantics.c (prune_unused_decls): Return error_mark_node
2158 instead of (tree) 1 to stop traversing the tree chain.
2160 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2162 Fix a problem introduced by Kenner's Feb 18 change.
2163 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
2164 flag_cse_skip_blocks only temporarily, not for ever.
2166 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
2168 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
2169 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
2171 * pa.c (emit_move_sequence): Verify operand0 is a hard register
2172 before determining its register class.
2174 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2176 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
2177 from reg 4 if current_function_calls_setjmp.
2178 (gen_nop_type): New function.
2179 (ia64_emit_nops): New function.
2180 (ia64_reorg): Call it.
2181 (ia64_sched_reorder): Move code that rotates bundles up a bit.
2183 * reload1.c (eliminate_regs_in_insn): Restrict the special case
2184 code not to try to optimize adds with anything but a REG destination.
2186 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
2187 (INSN_PRIORITY_KNOWN): New accessor macro.
2188 * haifa-sched.c (priority): Use it instead of testing priority against
2191 2001-02-28 DJ Delorie <dj@redhat.com>
2193 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
2194 since that doesn't work the way gcc wants on a generic m68k.
2196 2001-02-28 Richard Henderson <rth@redhat.com>
2198 * caller-save.c (save_call_clobbered_regs): Fix typo in
2199 comparison last change.
2201 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
2203 * i386.c (pentium4_cost): New.
2204 (m_PENT4): New macro.
2205 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
2206 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
2207 x86_integer_DFmode_moves, x86_partial_reg_dependency,
2208 x86_memory_mismatch_stall): Add Pentium4
2209 (x86_use_q_reg, x86_use_any_reg): Kill.
2210 (override_options): Add pentium4.
2211 (incdec_operand): Return 0 for pentium4.
2212 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
2213 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
2214 (TARGET_PENTIUM4): Define.
2215 (enum processor_type): Add PROCESSOR_PENTIUM4.
2216 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
2217 * i386.md (attribute "cpu"): Add pentium4.
2218 * invoke.texi (march): Add pentium4.
2220 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
2222 * i386.md (sse_mov?fcc*): New patterns and splitters.
2223 * i386.c (ix86_expand_movcc): Work post-reload; recognize
2224 the SSE based conditional moves.
2226 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
2228 * i386.md (attribute mode): Add "TI".
2229 (movsf_1): Add pxor support; remove constant propagation splitter.
2230 (movdf_integer): Likewise.
2231 (movdf_nointeger): Likewise.
2232 (movxf constant prop splitter): Handle all modes; update for SSE.
2233 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
2234 * i386.c (standard_80387_constant_p): Rewrite.
2235 (standard_sse_constant_p): New.
2236 * i386-protos.h (standard_sse_constant_p): New.
2238 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
2240 * i386.md (sse_setccsf, sse_setccdf): New.
2241 (sse_cmp* patterns): Use '%D' instead of outputtting condition
2243 * i386.c (sse_comparison_operator): Accept the supported unordered
2244 comparses; be ready for fast_math.
2245 (print_operand): Support 'D'.
2247 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
2249 * jump.c (reversed_comparison_code): Kill.
2251 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
2253 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
2256 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
2258 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
2259 add missing '%' in constraints.
2261 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
2263 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
2264 for HOST_BITS_PER_WIDE_INT == 32 too.
2266 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
2268 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
2270 (insert_save, insert_restore): New parameter save_mode.
2271 (init_caller_save): Update initialization of reg_save_code
2272 and reg_restore_code.
2273 (save_call_clobbered_regs): Compute save_modes and update calls to
2274 reg_save_code and reg_restore_code.
2275 (insert_restore): Unsignetize numbers; use save_modes to choose mode
2276 of spill; update use of reg_restore_code.
2277 (insert_save): Likewise.
2278 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2279 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2280 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2282 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2284 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
2285 noce_try_store_flag_inc, noce_try_store_flag_mask,
2286 noce_try_cmove_arith):
2287 Use reversed_comparison_code instead of reverse_comparison and
2288 can_reverse_comparison_p.
2290 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
2292 * jump.c (reversed_comparison_code_parts): Allow reversal of
2293 unordered compares in -ffast-math mode; reverse ordered compares
2294 for FP even w/o -ffast-math.
2296 2001-02-27 Richard Henderson <rth@redhat.com>
2298 * print-rtl.c (print_rtx) [i]: Don't print field five on
2299 NOTEs other than NOTE_INSN_DELETED_LABEL.
2301 2001-02-27 Zack Weinberg <zackw@stanford.edu>
2303 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
2304 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
2306 2001-02-27 Diego Novillo <dnovillo@redhat.com>
2308 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
2309 even if walk_subtrees is 0.
2310 * c-semantics.c (prune_unused_decls): Return a non-null value to
2311 stop traversing the tree chain.
2313 2001-02-27 DJ Delorie <dj@redhat.com>
2315 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
2316 register, *then* define it as the new CFA.
2318 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
2320 * pa.c (override_options): Promote -fpic to -fPIC.
2321 (legitimize_pic_address): Simplify due to removal of
2322 small PIC as a code generation option.
2323 (secondary_reload_class): Similarly.
2324 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
2325 (PRINT_OPERAND_ADDRESS): Similarly.
2326 * pa.md (various patterns): Similarly.
2327 (small pic lo_sum pattern): Remove.
2329 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
2332 * md.texi (min, max): Document
2334 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2336 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2337 TARGET_PARTIAL_REG_DEPENDENCY.
2338 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2340 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2342 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2344 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2346 * mips.c (mips_make_temp_file): Fix thinko in last change.
2348 2001-02-26 Jason Eckhardt <jle@redhat.com>
2350 * combine.c (known_cond): Do not reverse the condition when
2351 SMAX/UMAX is being considered and the condition is for equality
2354 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2356 2001-02-26 Philip Blundell <philb@gnu.org>
2358 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2360 * config/arm/linux-elf.h: Remove historical relics related to
2361 above configurations.
2362 * config/arm/linux-oldld.h: Delete.
2363 * config/arm/linux-elf26.h: Delete.
2365 2001-02-26 Jason Merrill <jason@redhat.com>
2367 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2369 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2370 recognize a tentative definition. Lose obsolete code.
2372 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2373 variables unless necessary, either.
2375 2001-02-25 Richard Henderson <rth@redhat.com>
2377 * ifcvt.c (struct noce_if_info): Add test_bb.
2378 (noce_get_alt_condition): New.
2379 (noce_try_minmax, noce_try_abs): New.
2380 (noce_operand_ok): New.
2381 (noce_process_if_block): Use them.
2382 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2384 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2386 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2389 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2391 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2392 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2394 (mips_asm_file_end): Free temp_filename here.
2396 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2398 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2399 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2401 * config/i386/i386.md (movstrsi): Handle FAIL case.
2403 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2405 * cppinit.c (builtin_array): Update.
2406 (init_builtins): Flag builtins to warn if redefined or
2407 undefined. Define __GXX_WEAK as a normal macro.
2408 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2409 * cpplib.h (NODE_WARN): New flag.
2410 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2411 Handle __STDC__ as a builtin only on Solaris.
2412 (warn_of_redefinition): Renamed from check_macro_definition.
2413 Reverse sense of test. Always warn if NODE_WARN.
2414 (_cpp_create_definition): Use warn_of_redefinition. Flag
2415 any macro beginning with "__STDC_" to require a mandatory
2416 warning if redefined or undefined.
2418 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2420 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2421 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2422 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2423 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2424 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2425 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2426 Don't define any of:
2427 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2428 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2429 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2430 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2431 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2433 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2434 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2437 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2438 Delete now-empty file.
2440 * alpha/vms.h: Define NEED_ATEXIT here...
2441 * alpha/xm-vms.h: ...not here.
2443 * i386/cygwin.h: Don't define PARAMS.
2444 * mips/mips.c: Don't prototype mktemp. Don't define
2445 P_tmpdir. Use make_temp_file to create temporary files.
2446 Don't be clever and delete temporary files early.
2447 * config.gcc: Drop references to deleted files. Don't define
2449 * gcc.texi: Don't mention USE_PROTOTYPES.
2451 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2453 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2454 (ix86_set_move_mem_attrs_1): Likewise.
2455 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2456 * config/i386/i386.md (movstrsi): Call it.
2458 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2460 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2461 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2462 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2463 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2465 (i750a-*-*): Error here if hosting on i750a.
2466 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2468 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2469 Remove (empty modulo comments).
2471 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2472 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2473 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2474 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2475 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2476 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2478 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2479 Remove reference to winnt.h in comment.
2480 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2482 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2484 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2485 used to set another biv.
2487 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2489 * tree.h (BLOCK_DEAD): New macro.
2490 (struct tree_block): New flag, dead_flag.
2491 * print-tree.c (print_node, case 'b'): Print missing fields.
2492 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2493 * function.c (identify_blocks): Enable test for misplaced notes.
2494 (all_blocks): Skip BLOCK_DEAD blocks.
2495 * integrate.c (integrate_decl_tree): Likewise.
2497 * errors.c (internal_error, trim_filename): New functions.
2498 (fancy_abort): Call internal_error.
2499 * errors.h (internal_error, trim_filename): New declarations.
2501 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2503 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2505 (EXTRA_CONSTRAINT): Formatting changes.
2507 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2509 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2511 2001-02-23 Per Bothner <per@bothner.com>
2513 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2514 so they can be called from java/jvspec.c.
2515 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2517 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2519 * i386.c (ix86_frame): New structure.
2520 (ix86_compute_frame_size): Kill.
2521 (ix86_compute_frame_layout): New.
2522 (ix86_save_reg): New.
2523 (ix86_can_use_return_insn_p): Use frame layout stuff.
2524 (ix86_expand_prologue): Likewise.
2525 (ix86_expand_epilogue): Likewise.
2526 (ix86_initial_elimination_offset): Likewise.
2527 (ix86_nsaved_regs): Use ix86_save_reg.
2528 (ix86_emit_save_regs): Likewise.
2530 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2532 * flow.c (find_sub_basic_blocks): New function.
2533 (split_block): Be ready for basic block introduced by CODE_LABEL.
2534 (commit_one_edge_insertion): Call find_sub_basic_block.
2536 * flow.c (make_edges): Add edge from entry for blocks starting with
2537 label having ALTERNATE_NAME
2539 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2541 * function.c (epilogue_done): Be ready for first basic block not
2542 containing PROLOGUE_END note.
2543 (reposition_prologue_and_epilogue_notes): Avoid placing
2544 PROLOGUE_END note between BASIC_BLOCK.
2546 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2548 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2550 2001-02-21 DJ Delorie <dj@redhat.com>
2552 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2553 check for current_function_has_nonlocal_goto from 1999-11-12.
2555 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2557 * diagnostic.c (trim_filename): No longer static.
2558 * toplev.h (trim_filename): Declare.
2559 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2560 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2561 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2562 (rtvec_check_failed_bounds): Likewise.
2563 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2565 * convert.c (convert_to_integer): Don't do unsigned unless result or
2566 both inputs are unsigned.
2568 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2571 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2573 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2575 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2577 * Makefile.in (resource.o): Add params.h dependence.
2578 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2579 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2580 * resource.c: Add dependence on params.h.
2581 (current_live_regs): Fix explanatory comment.
2582 (find_basic_block): Add new parameter to permit limiting search
2584 (mark_target_live_regs): Add new argument to find_basic_block call.
2585 (incr_ticks_for_insn): Likewise.
2587 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2589 * diagnostic.c (output_to_stream): Rename to
2590 output_buffer_to_stream. Loses the stream parameter.
2591 (init_output_buffer): Set diagnosic_buffer's stream.
2592 (flush_diagnostic_buffer): Adjust.
2593 (default_print_error_function): Likewise.
2594 (finish_diagnostic): Likewise.
2595 (verbatim): Likewise.
2597 * diagnostic.h (struct output_buffer): Add `stream' field.
2598 (output_buffer_attached_stream): New macro.
2600 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2602 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2603 check if either operand is divisible by C.
2604 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2605 If type is signed, consider negative numbers as well.
2607 2001-02-22 Richard Henderson <rth@redhat.com>
2609 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2610 reach .text instead of gp-relative relocs.
2611 * config/ia64/crtend.asm (.init): Likewise.
2613 2001-02-22 Andreas Jaeger <aj@suse.de>
2615 * extend.texi (C++ Attributes): Fix typo.
2617 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2619 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2620 functions, drop current_function_args_info.words test.
2621 (ia64_compute_frame_size): Mark syscall_linkage functions as
2622 using eight input registers.
2624 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2625 Bruce Korb <bkorb@gnu.org>
2627 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2628 * fixinc/README: Document how to convert sed substitutions
2629 to format style c_fix-es.
2630 * fixinc/fixincl.x: regen
2632 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2634 * gcc.c: Add comment explaining how to add a command-line option.
2635 Add title to specs language comment.
2637 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2639 * gcc.c (cc1_options): Add "-param".
2640 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2641 (option_map): Likewise.
2642 * toplev.c (display_help): Add entry for "--param".
2643 (independent_decode_option): Fix typographical error.
2645 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2646 Bernd Schmidt <bernds@redhat.com>
2647 Jan Hubicka <jh@suse.cz>
2649 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2650 (function_arg): Likewise.
2652 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2654 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2656 2001-02-21 Kazu Hirata <kazu@hxi.com>
2658 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2662 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2664 * flow.c (init_propagate_block_info): Canon address and use single_set
2665 for killing dead memory stores.
2667 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2669 * Makefile.in (reorg.o): Add params.h dependence.
2670 * params.def: Fix typographical error in comment.
2671 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2672 * params.h: Modify introductory comment.
2673 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2674 * reorg.c: Add dependence on params.h.
2675 (redundant_insn): Add parameterized throttle for search.
2676 (fill_simple_delay_slots): Add a comment explaining a variable.
2677 Move conditional out of loop, simplifying code.
2678 (fill_eager_delay_slots): Fix typographical error in comment.
2680 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2682 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2684 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2685 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2687 2001-02-21 Jason Merrill <jason@redhat.com>
2689 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2690 (struct tree_decl): Add uninlinable bitfield.
2691 * c-decl.c (duplicate_decls): Set it.
2692 * integrate.c (function_cannot_inline_p): Check it.
2694 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2695 DW_AT_MIPS_linkage_name to abstract methods.
2696 (dwarf2out_abstract_function): Emit class context before calling
2697 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2698 (gen_subprogram_die): Remove obsolete code.
2699 (gen_member_die): Don't include clones in the member list.
2700 (gen_decl_die): Emit abstract info for clone origin.
2701 * dwarfout.c (output_type): Don't include clones in the member list.
2702 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2703 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2704 DECL_ABSTRACT on a function that already has it set.
2706 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2707 (get_subprogram_die): Pass it in.
2709 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2711 * flow.c (mark_set_1): Make not_dead unsigned long. For
2712 non-pseudos, use it as a bitmask of the hard regs that
2715 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2717 * cppfiles.c: Update comments.
2718 (_cpp_read_file): Don't check for NULL filenames any more.
2719 * cppinit.c (cpp_start_read): Don't do canonicalization of
2720 in_fname and out_fname. Use the passed file name exclusively.
2721 (_cpp_handle_options): Don't treat "-" as a command line option,
2722 but as a normal filename.
2723 (_cpp_post_options): Canonicalize in_fname and out_fname.
2724 * cppmain.c (printer_init): Don't check out_fname for NULL.
2725 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2726 (init_c_lex): Update, and use "" to represent stdin to CPP.
2729 2001-02-20 Will Cohen <wcohen@redhat.com>
2731 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2732 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2733 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2736 2001-02-20 Stan Shebs <shebs@apple.com>
2738 * config/rs6000/rs6000.c (output_cbranch): Output branches
2739 on separate lines instead of using ';' to separate.
2741 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2743 * cppinit.c (set_lang): Move builtin handling to...
2744 (init_builtins): ...here.
2745 (_cpp_create_reader): Move call to set_lang.
2747 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2749 * stmt.c (expand_return): If an attempt is made to return the
2750 error_mar_node, treat the return like a return without a value.
2752 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2754 * sibcall.c (skip_copy_to_return_value): Call
2755 identify_call_return_value here, and return orig_insn if it
2756 returns zero. Hardret and softret arguments now unnecessary.
2757 (call_ends_block_p): Don't call identify_call_return_value here.
2759 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2761 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2762 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2764 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2766 * pa.c (move_operand): Accept code to load the address of a
2767 symbol out of the DLT as a valid move operand.
2768 (print_operand, case 'A'): New to handle generating a DLT
2769 reference for a LO_SUM expression.
2770 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2771 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2773 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2775 * README, cpp.texi, gcc.texi, version.c: Update version number to
2777 * cpp.1, gcov.1, gcc.1: Regenerate.
2779 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2781 * cppfiles.c (stack_include_file): Generate dependencies
2782 here, and manage include_count here too.
2783 (PRINT_THIS_DEP): Delete.
2784 (_cpp_execute_include): Do not generate dependencies here,
2785 apart from the case of a missing header. Do not manage
2787 (_cpp_read_file): Leave dependency generation to
2790 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2792 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2793 target_cpu_default. Remove dead assignment to
2796 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2798 * regclass.c (contains_reg_of_mode): Make global.
2799 (init_reg_sets): Remove contains_reg_of_mode; take into account
2800 CLASS_MAX_NREGS when looking for the proper mode.
2801 (dump_regclass): Dump only classes considered for the pseudo.
2802 (regclass): Use contains_reg_of_mode.
2804 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2806 * gcc.c (do_spec_1): 'n' for printing notices.
2807 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2809 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2811 * reg-stack.c (next_flags_user): Use current_block->end
2812 (swap_rtx_condition): Look for next user if flags don't die;
2813 give up on CALL_INSNs; use current_block->end.
2815 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2817 * sibcall.c (call_ends_block_p): New function.
2818 (optimize_sibling_and_tail_recursive_call): Use it.
2820 2001-02-18 Kazu Hirata <kazu@hxi.com>
2822 * config/h8300/h8300.md: Update copyright.
2823 (andsi3): Do not output an extra newline character.
2825 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2827 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2828 FNDECL may be unused.
2830 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2831 follow jumps after first run.
2832 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2833 it doesn't change any jumps.
2835 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2837 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2838 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2839 (mostlyclean): Corresponding changes.
2840 * rtlanal.c (hard-reg-set.h): Include.
2841 (rtx_unstable_p): Do not treat the argument pointer specially
2842 if it is not a fixed register.
2843 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2845 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2847 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2848 against last real insn in basic block.
2849 Rework to avoid gotos.
2851 * Makefile.in (gcse.o): Now includes ggc.h.
2852 * gcse.c: Include ggc.h.
2853 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2854 (try_replace_reg): Remove warning of uninitialize variable.
2855 (process_insert_insn): Call invalid_insn_p to validate insn.
2856 * recog.c (insn_invalid_p): Now global.
2857 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2858 * recog.h (insn_invalid_p): New declaration.
2860 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2862 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2863 assignments from FP constants since 'Y' output code can't handle it.
2864 (eligible_for_sibcall_delay): Likewise.
2866 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2867 Call fancy_abort directly, passing args.
2868 (print_rtl_and_abort): Now a macro, like fancy_abort.
2870 * final.c (output_operand_lossage): Use internal_error, not error.
2872 2001-02-18 Shane Nay <shane@agendacomputing.com>
2874 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2875 structure shift insns.
2877 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2879 * invoke.texi (-fsquangle): Remove documentation.
2880 (-fname-mangling-version): Likewise.
2882 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2884 * optabs.c (expand_abs): Remove reference to
2885 HAVE_contitional_arithmetic.
2886 * combine.c (simplify_set): Likewise.
2888 2001-02-18 Richard Henderson <rth@redhat.com>
2890 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2893 2001-02-18 Richard Henderson <rth@redhat.com>
2895 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2897 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2899 * reload1.c (reload_cse_simplify_set): Fix typo.
2901 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2903 * diagnostic.c (_fatal_insn): Decrement errorcount.
2905 * invoke.texi (-I): Add note avoiding use for system header files.
2907 * rtl.h (add_clobbers): Remove duplicate declaration.
2908 * recog.h (added_clobbers_hard_reg_p): New declaration.
2909 * genemit.c (struct clobber_pat): New field has_hard_reg.
2910 (gen_insn): Record if added clobbers clobber hard reg.
2911 (gen_split): Avoid unused warning if number of operands is 0.
2912 (output_added_clobbers_hard_reg_p): New function.
2915 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2917 * pa.c (hppa_expand_prologue): Simplify code storing return
2918 pointer. For large (>=8k) frames with a post_store, adjust stack
2919 pointer by 8k-64 first rather than by 64. When testing with
2920 VAL_14_BITS_P, always use the actual value rather than the value
2921 negated. Add blockage to prevent scheduling of spills before
2922 stack frame has been created.
2923 (hppa_expand_epilogue): Simplify code loading return pointer.
2924 Allow a slightly larger range for merge_sp_adjust_with_load case.
2925 When testing with VAL_14_BITS_P, always use the actual value.
2927 * pa.c (pa_adjust_insn_length): Check that block move
2928 pattern is a set before looking at operands.
2930 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2932 * fold-const.c (fold_binary_op_with_conditional_arg): New
2933 function, split out from ...
2935 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
2936 conditional arms that throw exceptions.
2938 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
2941 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2943 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
2944 define HAVE_DECL_* to 1 to mask potential backup declarations.
2945 * configure: Regenerated.
2947 2001-02-17 Mark Mitchell <mark@codesourcery.com>
2949 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
2951 2001-02-17 Richard Henderson <rth@redhat.com>
2953 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
2954 when replacing a memory load with a register.
2956 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2957 Jan Hubicka <jh@suse.cz>
2959 * recog.c (validate_replace_src_1): New.
2960 (validate_replace_src_data): Likewise.
2961 (validate_replace_src): Use note_uses.
2962 * rtl.h (note_uses): Declare.
2963 * rtlanal.c (note_uses): New.
2965 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
2967 * reg-stack.c (stack_def): Make field reg unsigned.
2968 (remove_regno_note): Unsignetize parameter.
2970 2001-02-16 Jes Sorensen <jes@linuxcare.com>
2972 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
2973 shladd_operand() call.
2975 2001-02-16 Bruce Korb <bkorb@gnu.org>
2976 Rodney Brown <RodneyBrown@mynd.com>
2978 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
2979 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
2980 machine restrictions
2981 * fixinc/fixincl.x: regen
2983 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2985 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
2987 (hash_scan_insn): Clean up calls to hash_scan_set.
2988 (compute_kill_rd): REGNO now unsigned.
2989 (try_replace_reg): Rework to use simplify_replace_rtx.
2990 (cprop_jump, cprop_cc0_jump): Likewise.
2991 (cprop_insn): Call find_reg_equal_equiv_note.
2992 Reflect changes to cprop_jump and cprop_cc0_jump.
2994 * recog.c (validate_replace_src): Replace in operands of
2995 ZERO_EXTRACT in SET_DEST.
2997 * cse.c (new_label_ref): New variable.
2998 (insert): Set it instead of recorded_label_ref.
2999 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
3000 CODE_LABEL for this function, and not already in REG_LABEL note.
3002 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
3004 * resource.c (mark_referenced_resources): Fix typo in introductory
3006 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
3009 2001-02-16 Jason Merrill <jason@redhat.com>
3011 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
3013 (gen_subprogram_die): Don't abort on seeing a second definition if
3014 the previous one was abstract. Don't replace an abstract instance
3015 in the lookup table.
3017 * dwarf2out.c (dwarf2out_abstract_function): Rename from
3018 gen_abstract_function.
3019 * dwarf2out.h: Declare it.
3020 * toplev.c (note_outlining_of_inline_function): New fn.
3021 * toplev.h: Declare it.
3022 * integrate.c (output_inline_function): Call it.
3023 * c-decl.c (duplicate_decls): Call it when redefining an extern
3024 inline. Don't inline the new defn.
3026 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
3028 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3030 * .gdbinit: Rename to gdbinit.in.
3031 * gdbinit.in: New file,
3032 * configure.in: Generate .gdbinit from gdbinit.in.
3033 * configure: Regenerated.
3034 * Makefile.in (distclean): Always remove .gdbinit.
3036 2001-02-16 Jakub Jelinek <jakub@redhat.com>
3038 * objc/objc-act.c (start_class): Register implemented_classes with
3041 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
3043 * cppfiles.c (_cpp_make_system_header): Generate a file
3046 2001-02-15 Jim Meyering <meyering@lucent.com>
3048 * Makefile.in (install-common): Don't depend on installdirs here.
3049 Instead, make each of the lang.install-common targets (e.g.,
3050 c++.install-common in cp/Make-lang.in) depend on it.
3051 (install-driver): Depend on installdirs.
3053 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3055 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
3057 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
3060 2001-02-15 Mark Mitchell <mark@codesourcery.com>
3062 * invoke.texi (--param): Document.
3064 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
3066 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
3068 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
3070 * i386.md (extendsfdf2_2): Fix constraints.
3072 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
3074 * i386.md (fop_df_3 splitter): Fix operand number.
3076 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
3078 * invoke.texi (-mreg-alloc): Nuke.
3079 * i386.c (ix86_reg_alloc_order, regs_allocated,
3080 order_regs_for_local_alloc): Nuke.
3081 (override_options): Kill reg_alloc code.
3082 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
3083 (REG_ALLOC_ORDER): SSE goes before I387.
3084 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
3085 (ix86_reg_alloc_order): Likewise.
3086 * i386-protos.h (ix86_reg_alloc_order): Kill.
3088 2001-02-14 Richard Henderson <rth@redhat.com>
3090 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
3092 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
3094 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
3096 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
3098 * i386-protos.h (ix86_memory_move_cost): Move offline.
3099 * i386.c (ix86_register_move_cost): Compute properly cost of
3100 SSE, MMX and i387 instructions.
3101 (*_cost): Add costs of SSE/MMX moves.
3102 (ix86_memory_move_cost): Move offline from ....; Likewise.
3103 * i386.h (MEMORY_MOVE_COST): .... here;
3104 (struct processor costs): Add new fields to represent costs
3107 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
3109 * regclass.c (init_reg_sets_1): Reinstall the optimization of
3110 move_cost together with Matt Kraai's fix.
3112 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3114 * Makefile.in (OBJS): Add params.o.
3116 2001-02-14 Richard Henderson <rth@redhat.com>
3117 DJ Delorie <dj@redhat.com>
3119 * jump.c (jump_optimize_1): When we delete a conditional jump
3120 preceeding a non-conditional jump to effectively the same place,
3121 make sure that the combined jump skips any clobber insns between
3124 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3126 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
3128 2001-02-14 Mark Mitchell <mark@codesourcery.com>
3130 * Makefile.in (toplev.o): Depend on params.h.
3131 (intergate.o): Likewise.
3132 (params.o): New target.
3133 * flags.h (inline_max_insns): Remove.
3134 * integrate.c: Include params.h.
3135 Use MAX_INLINE_INSNS instead of inline_max_insns.
3136 * params.c: New file.
3137 * params.h: Likewise.
3138 * params.def: Likewise.
3139 * toplev.c: Include params.h.
3140 (lang_independent_params): New variable.
3141 (decode_f_option): Use the param machinery instead of setting
3143 (independent_decode_option): Handle "--param name=value".
3144 (main): Register language-independent parameters.
3146 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
3148 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
3150 2001-02-14 Richard Henderson <rth@redhat.com>
3152 * regclass.c (init_reg_sets_1): Revert last two changes.
3154 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3156 * stor-layout.c (is_pending_size, put_pending_size): New functions.
3157 (variable_size): Call put_pending_size.
3158 * tree.h (is_pending_size, put_pending_size): Add prototypes.
3159 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
3160 sizes list, put newly created SAVE_EXPR there as well.
3162 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3164 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
3165 (errata_find_address_regs): load_group has only 2 entries.
3166 (errata_emit_nops): Likewise. shladd is not problematic.
3167 Clear last_group if nop was emitted.
3168 (fixup_errata): load_group has only 2 entries.
3171 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
3173 * c-lex.c (lex_number): Only warn traditionally for U suffix
3174 outside system macros.
3175 * cppexp.c (parse_number): Similarly.
3176 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
3177 * cppmacro.c (struct cpp_macro): New member node.
3178 (parse_args): Only warn about missing rest args if not
3180 (funlike_invocation_p): Similarly for uninvoked funlike macros.
3181 (cpp_sys_objmacro_p): New.
3182 (_cpp_create_definition): Store the node with the macro defn.
3183 Remember if the macro is defined in a system header.
3185 2001-02-13 DJ Delorie <dj@redhat.com>
3187 * configure.in (check_languages): determine languages to check
3188 * Makefile.in (check-c++): alias for check-g++
3189 (check-f77): alias for check-g77
3190 (CHECK_TARGETS): depend on configured languages
3192 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
3194 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3195 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3196 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3197 (sqrtextendsfdf2): Disable for SSE2.
3199 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
3201 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3202 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3203 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3204 (sqrtextendsfdf2): Disable for SSE2.
3206 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
3208 * i386.md (movsfcc_1): Support integer cmove instruction.
3209 (movdfcc_1): Likewise; new splitter.
3211 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
3213 * i386.c (output_fp_compare): Support SSE.
3214 (prepare_fp_compare_args): SSE comparisons always support memory.
3215 * i386.h (TARGET_CMOVE): SSE imply cmove.
3216 * i386.md (cmp?f2): Enable for SSE too.
3217 (cmpfp_i*): Support SSE.
3219 (cmpfp_i_sse_only): New.
3220 (s*, b* fp expanters): Enable for SSE too.
3221 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
3224 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
3226 * regclass.c (init_reg_sets_1): Silence warning.
3228 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
3230 * i386.md (sqrt?f2): Change to expander.
3231 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
3233 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3235 * rtlanal.c (find_reg_equal_equiv_note): New function.
3236 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
3237 (simplify_gen_relational, simplify_replace_rtx): Likewise.
3238 * rtl.h: Add declarations for above functions.
3240 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
3242 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
3244 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
3245 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
3246 * flow.c (mark_regs_live_at_end): Likewise.
3247 (calculate_global_regs_live): Likewise.
3248 * gcse.c (compute_hash_table): Likewise.
3249 (compute_kill_rd): Likewise.
3250 * resource.c (mark_target_live_regs): Likewise.
3251 * rtl.h (INVALID_REGNUM): New macro.
3253 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
3255 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
3257 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
3259 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
3262 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
3264 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
3266 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
3267 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
3268 (fop_sf_1_sse, fop_df_1_sse): New patterns
3269 (fop_*): Disable float_extend and float patterns for SSE compilation.
3270 * i386.c (output_387_binary_op): Support SSE.
3272 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
3274 * i386.md (dummy_extendsfdf2): Support SSE2
3275 (extendsfdf2): Enable if 80387 or SSE2.
3276 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
3277 and no MIX_I387_SSE2
3278 (extendsfdf2_1_sse_only): New pattern.
3279 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
3281 (truncdfsf2_1): Support SSE.
3282 (truncdfsf2_2): Support SSE.
3283 (truncdfsf2_2_1_sse): New pattern.
3284 (fixtruncsfsi2): Always use SSE if available.
3285 (fix_truncsfsi_sse): New pattern.
3286 (fix_truncdfsi_sse): New pattern.
3287 (floatsis?f2): Support SSE.
3288 (floatsidf2_i387): New pattern.
3289 (floatsidf2_sse): Likewise.
3291 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3293 * configure.in: Use "have_gnat" variable, not "gnat".
3294 * configure: Regenerated.
3296 * config/sparc/sparc.c (function_value): Treat all non-record
3297 aggregate types like used to treat UNION_TYPE.
3299 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
3301 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
3302 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
3304 (MASK_MIX_SSE_I387): New.
3305 (TARGET_SSE): SSE2 imply SSE.
3306 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
3307 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
3308 (enum reg_class): Add new classes.
3309 (REG_CLASS_NAMES): Likewise.
3310 (REG_CLASS_CONTENTS): Likewise.
3311 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
3312 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
3313 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
3314 (CLASS_MAX_NREGS): Use new macros.
3315 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
3316 * i386.md (pushsf, movsf): Support SSE.
3317 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
3318 splitters to use ANY_FP_REGNO_P.
3319 (movdf_nointeger, movdf_integer): Likewise.
3321 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3323 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
3324 (try_combine): Use it.
3326 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
3328 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
3329 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
3330 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
3331 (REGISTER_MOVE_COST): Likewise.
3332 * i386-protos.h (ix86_secondary_memory_needed,
3333 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
3334 * i386.c (ix86_secondary_memory_needed,
3335 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3337 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3339 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3340 (HARD_REGNO_MODE_OK): Move offline to ....
3341 * i386.c (ix86_hard_regno_mode_ok) ... here;
3342 refuse all incorrect modes.
3343 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3345 2001-02-13 Richard Henderson <rth@redhat.com>
3347 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3348 entire operator; replicate that and match_dup the operands.
3349 (cmp_ccx_arith_op_set): Likewise.
3350 (cmp_cc_arith_op_not_set): Likewise.
3351 (cmp_ccx_arith_op_not_set): Likewise.
3353 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3355 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3357 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3359 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3360 (TARGET_NO_BITFIELD_WORD): New macro.
3361 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3362 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3364 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3366 * cselib.c: New file, from simplify-rtx.c.
3367 * simplify-rtx.c: Remove cselib parts.
3368 * Makefile.in: Add cselib.o.
3370 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3372 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3373 (setup_incoming_varargs): Remove warning.
3375 * config/rs6000/rs6000.c (validate_condition_mode): When
3376 flag_fast_math, allow floating-point conditionals to be reversed.
3377 (rs6000_generate_compare): When flag_fast_math, don't generate
3378 cror operations for FP conditionals.
3380 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3382 (ASM_SPEC): Likewise.
3383 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3384 (CC1_SPEC): Likewise.
3385 (LINK_TARGET_SPEC): Likewise.
3386 (CPP_ENDIAN_SPEC): Likewise.
3387 * Makefile.in (check-consistency): New target.
3389 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3391 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3392 "return type defaults" warning for functions with return type
3394 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3395 function declarations by default rather than only when pedantic.
3397 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3399 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3402 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3404 * extend.texi (Deprecated): Deprecate new initializer lists.
3406 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3408 * mkdeps.c (deps_add_default_target): Robustify. Add
3409 basename component only.
3410 * cpp.texi (-M): Describe how default target is generated.
3411 * invoke.texi (-M): Likewise.
3413 2001-02-12 Kazu Hirata <kazu@hxi.com>
3415 * toplev.c (push_float_handler): Remove.
3416 (pop_float_handler): Remove.
3417 * toplev.h: Remove prototypes for the above functions.
3419 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3421 * c-common.c (constant_fits_type_p): New function.
3422 (convert_and_check): Use it.
3424 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3426 * Makefile.in (GXX_ABI_FLAG): Don't define.
3427 * configure.in (--enable-new-gxx-abi): Remove option.
3428 * config.in: Regenerated.
3429 * configure: Likewise.
3431 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3433 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3435 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3436 regular basic block, and arrange for all edges into it to switch
3439 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3441 * Makefile.in (distclean): Do not remove .gdbinit.
3443 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3445 * Makefile.in (gcc.o): Fix typos.
3446 (protize.o): Likewise.
3447 (unprotoize.o): Likewise.
3449 2001-02-11 Richard Henderson <rth@redhat.com>
3451 * tree.c (build1): Check for null operand in last change.
3453 2001-02-11 Richard Henderson <rth@redhat.com>
3455 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3456 (fold): Don't assume a constant isn't foldable.
3457 * tree.c (build): Set TREE_CONSTANT for an expression with no
3458 side-effects and constant operands.
3461 2001-02-10 Richard Henderson <rth@redhat.com>
3463 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3465 2001-02-10 Anthony Green <green@redhat.com>
3467 * cpp.texi (Standard Predefined): Add documentation for
3470 * c-common.c (combine_strings): Improve warning message.
3472 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3474 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3476 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3478 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3480 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3483 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3485 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3488 2001-02-09 Nick Clifton <nickc@redhat.com>
3490 * config/arm/arm.md: Change output contraint on post inc
3491 load/store multiple patterns to be a read/write contraint.
3493 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3495 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3496 .o files when using the -M options.
3498 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3499 David Edelsohn <edelsohn@gnu.org>
3501 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3502 handle DImode constants. Use one TOC entry for SImode and smaller
3503 constants, aligned properly.
3505 2001-02-08 Jason Merrill <jason@redhat.com>
3507 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3508 about the SP adjustment for saving the static chain pointer.
3509 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3510 offset when setting a temporary CFA register.
3512 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3514 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3515 powerpc-*-chorusos* .
3516 * config/rs6000/chorus.h : New file.
3517 * config/i386/chorus.h : New file.
3518 * config/sparc/chorus.h : New file.
3519 * config/sparc/t-chorus-elf : New file.
3521 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3523 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3524 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3525 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3526 (__WCHAR_TYPE__): Correct macro name.
3528 2001-02-08 Richard Henderson <rth@redhat.com>
3530 * config/i386/i386.c (ix86_frame_pointer_required): New.
3531 (ix86_setup_frame_addresses): New.
3532 (struct machine_funciton): Add accesses_prev_frame.
3533 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3534 ix86_frame_pointer_required.
3535 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3536 (SETUP_FRAME_ADDRESSES): New.
3537 * config/i386/i386-protos.h: Update.
3538 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3539 from FRAME_POINTER_REQUIRED.
3540 * config/i386/svr3gas.h: Likewise.
3541 * config/i386/sysv3.h: Likewise.
3542 * config/i386/v3gas.h: Likewise.
3544 2001-02-08 Richard Henderson <rth@redhat.com>
3546 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3547 calculation of the number of integer registers required.
3548 (function_arg_record_value): Likewise.
3550 2001-02-08 Jason Merrill <jason@redhat.com>
3552 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3553 two. Print file and line with "confused" message.
3555 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3557 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3559 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3561 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3563 * final.c (cleanup_subreg_operands): The address of a MEM can
3566 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3569 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3571 * gcc.texi (Incompatibilities): Update documentation of
3572 preprocessing numbers.
3574 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3576 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3578 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3580 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3582 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3583 * gcc.c (struct compiler): Add cpp_spec field.
3584 (input_file_compiler): New variable.
3585 (do_spec_1): Allow a particular compiler to handle `%C'
3587 (main): Store the current compiler in input_file_compiler.
3588 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3590 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3592 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3593 * cppinit.c (cpp_create_reader): Initialize them.
3594 (append_include_chain): cxx_aware arg might be unused.
3595 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3596 keywords and give them their phase 7 meaning. Pedwarn about
3597 this unless '__bool_true_false_are_defined' is defined.
3599 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3601 * lcm.c (optimize_mode_switching): Emit mode_set before the
3602 JUMP_INSN of an abnormal edge.
3604 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3606 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3607 a scheduling barrier at the end.
3609 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3611 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3613 * config/sh/sh.md (reload_outsf): Removed.
3614 (movsf_ie): Introduce constraints for FPUL loads and stores.
3615 (reload_insf): Broaden the output constraint.
3617 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3619 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3620 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3622 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3624 * final.c: Revert my previous changes.
3625 * output.h: Make profile_label_no extern.
3626 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3627 for generating label.
3629 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3631 * config/i386/djgpp.h: Add comments about standard paths.
3632 (MD_EXEC_PREFIX): Undefine before defining.
3633 (MD_STARTFILE_PREFIX): New.
3635 2001-01-30 Bruce Korb <bkorb@gnu.org>
3637 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3638 (load_file): do not rely on load_file_data() to close file pointer
3639 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3640 fixinc/inclhack.def(irix_limits_const): add test_text
3642 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3644 * cppexp.c (parse_defined): Improve diagnostics for invalid
3647 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3649 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3651 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3653 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3654 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3655 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3656 (rs6000_output_symbol_ref): New function.
3657 (output_toc): Use VTABLE_NAME_P.
3659 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3661 * print-tree.c (print_node, case PARM_DECL):
3662 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3664 * stor-layout.c (reference_types_internal): New variable.
3665 (internal_reference_types): New function.
3666 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3667 * tree.h (internal_reference_types): New declaration.
3669 * cse.c (find_best_addr): Fix typo in computing cost.
3671 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3673 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3674 and this is the sum of a pointer and a constant, we know the result
3676 (num_sign_bit_copies, case PLUS): Likewise.
3677 * explow.c (convert_memory_address): Remove opposite SUBREG.
3678 * function.c (instantiate_new_reg): New function (from common code).
3679 (instantiate_virtual_regs_1): Call it.
3680 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3681 if pointers sign- or zero-extend.
3682 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3683 If pointers extend unsigned, use inside of SUBREG.
3684 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3686 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3688 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3689 subdir of gcc_gxx_include_dir.
3690 (gcc_gxx_target_include_dir): Remove.
3692 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3694 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3695 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3696 a high-level description.
3698 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3700 * final.c: Move the declaration of profile_label_no to ...
3701 * output.h: ... here.
3702 * function.c (expand_function_start): Call PROFILE_HOOK.
3703 * config/rs6000/aix.h: Define PROFILE_HOOK.
3704 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3705 * config/rs6000/rs6000.c (output_profile_hook): Define.
3706 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3707 output_profile_hook.
3708 tm.texi : Explain new macro PROFILE_HOOK.
3710 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3712 * extend.texi (Extended Asm): Do not say that semicolon is always
3713 a valid line-breaking character for GNU assemblers. Use
3714 newline-tab as the most commonly supported syntax. Use
3715 newline-tab rather than semicolon in multi-insn examples.
3717 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3719 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3721 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3722 David Edelsohn <edelsohn@gnu.org>
3724 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3725 code for AIX, even without flag_pic.
3727 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3729 * c-typeck.c (common_type): push and pop binding level around
3730 calling common_type on function parameters.
3732 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3734 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3736 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3738 * config/mips/mips.c (override_options): Fix typo in last change.
3739 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3740 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3742 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3744 * invoke.texi (-fdump-class-layout): Document.
3745 (-fdump-translation-unit): Use `=' as filename separator.
3747 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3749 * Makefile.in (s-mlib): Don't build multilibs if
3751 (DRIVER_DEFINES): Adjust accordingly.
3753 (protoize.o): Likewise.
3754 (unprotoize.o): Likewise.
3755 * configure.in: Recognize --enable-multilib.
3757 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3759 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3761 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3762 * configure.in: Remove --enable-libstdcxx_v3 support.
3763 * configure: Regenerated.
3765 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3767 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3768 Call abort instead of fatal.
3769 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3770 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3771 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3772 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3773 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3774 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3776 * diagnostic.h (set_internal_error_function): Renamed.
3777 * toplev.h (internal_error): Renamed from fatal.
3778 (pfatal_with_name): Deleted.
3779 (fatal_io_error): Now has printf-style arguments.
3780 * diagnostic.c (pfatal_with_name): Deleted.
3781 (fatal_io_error): Rework to have args in printf-style.
3782 (set_internal_error_function): Renamed from set_fatal_function.
3783 (internal_error): Renamed from fatal.
3784 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3785 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3786 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3787 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3788 * flow.c (verify_flow_info): Likewise.
3789 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3790 * config/mips/mips.c (save_restore_insns): Likewise.
3792 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3793 * flow.c (verify_flow_info): Likewise.
3794 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3795 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3796 (avr_normalize_condition): Likewise.
3797 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3798 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3799 (limit_reload_class, double_reg_to_memory): Likewise.
3800 (print_operand_address, emit_1600_code_shift): Likewise.
3801 (gen_tst_reg, gen_compare_reg): Likewise.
3802 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3803 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3805 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3807 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3808 * objc/objc-act.c (build_ivar_chain): Likewise.
3809 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3811 * graph.c (clean_graph_dump_file): Likewise.
3812 * profile.c (init_branch_prob): Likewise.
3813 * objc/objc-act.c (objc_init): Likewise.
3815 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3816 * config/avr/avr.c (avr_override_options): Likewise.
3817 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3818 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3819 * config/h8300/h8300.c (h8300_init_once): Likewise.
3820 * config/mips/mips.c (override_options): Likewise.
3821 * config/i386/i386.c (override_options): Likewise, rework.
3822 * config/m68k/m68k.c (override_options): Likewise.
3824 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3826 * config/mips/mips.c (print_operand): Likewise.
3827 * hash.c (hash_allocate): Don't check for failure returns from
3828 obstack functions that can't fail.
3829 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3830 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3831 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3832 (get_object_reference): Likewise.
3834 2001-02-04 Nick Clifton <nickc@redhat.com>
3836 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3837 StrongARM1110, 10TDMI, and 1020T.
3839 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3841 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3843 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3845 * config/sh/sh.md (movdf load split): Pass register number to
3846 FP_OR_XD_REGISTER_P.
3848 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3850 * cppinit.c (BC): New macro.
3851 (builtin_array): Add __GXX_WEAK__.
3852 * cpplib.h (builtin_type): Add BT_WEAK.
3853 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3854 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3855 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3857 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3859 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3861 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3863 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3864 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3866 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3868 * cpphash.h: Rename ALIGN _ALIGN.
3869 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3871 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3873 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3874 compilation environment.
3875 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3876 control over location of cygwin includes and libs.
3878 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3880 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3882 2001-02-02 lars brinkhoff <lars@nocrew.org>
3884 * md.texi (Standard Names): remove reference to spur.md.
3886 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3888 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3889 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3890 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3891 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3892 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3894 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3896 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3897 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3898 number before reload.
3899 (c4x_adjust_cost): Return zero before reload.
3900 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3901 split before reload.
3903 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3905 * c4x.c (c4x_hard_regno_rename_ok): New.
3906 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3907 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3909 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3911 * diagnostic.h: Add missing "extern" in all declarations.
3913 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3915 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3916 as for gcc_gxx_include_dir.
3918 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3920 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3922 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3924 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3925 label before alignment to be used as the braf base address.
3926 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3928 (casesi_jump_2): Require at least TARGET_SH2.
3930 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
3931 truncation to 32-bit doubles on -m3e and -m4-single-only.
3933 2001-02-02 Mark Mitchell <mark@codesourcery.com>
3935 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
3936 the default when building a shared object.
3937 (init_spec): Use it.
3938 * testsuite/lib/g++.exp: Include the directory where libgcc
3939 is located to the LD_LIBRARY_PATH list.
3940 * invoke.texi (-shared-libgcc): Document the cases in which
3941 GCC defaults to using the shared libgcc.
3943 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3945 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
3946 unsigned is wide enough.
3948 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
3949 (si_to_float): Likewise.
3950 (float_to_si, float_to_usi): Use BITS_PER_SI.
3952 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3954 * dwarf2out.c: Added explanation of abbreviations.
3955 (def_cfa_1): Added comments listing DWARF2 instructions.
3956 (cfa_temp_reg): Removed in favor of cfa_temp.
3957 (cfa_temp_value): Removed in favor of cfa_temp.
3958 (cfa_temp): New global variable.
3959 (dwarf2out_frame_debug_expr): Added extensive introductory
3960 comments explaining the function's transformations. Revised to
3961 use cfa_temp. Added some rtx checking. Generalize IOR case.
3962 (dwarf2out_frame_debug): Revised to use cfa_temp.
3963 (output_aranges): Cast as "unsigned" to avoid warning.
3964 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
3965 explain which instructions must be marked.
3967 2001-02-01 Richard Henderson <rth@redhat.com>
3969 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
3972 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
3974 * config/sh/crt1.asm (main_k): Modified so that start calls
3975 ___setup_argv_and_call_main.
3977 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
3979 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
3980 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
3981 and AVOID_LPASTE is cleared on meeting an unescaped newline.
3982 * cppmacro.c (builtin_macro): Set builtin flags here.
3983 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
3984 (replace_args): Clarify intent.
3985 (cpp_get_token): Macro expansion tokens get the saved flags.
3987 * cppmain.c (scan_buffer): Remove now-redundant print.printed
3990 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
3992 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
3995 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3997 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
3998 returns Pmode pseudo, but we need ptr_mode.
3999 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
4000 Remove bogus conversions; use HOST_WIDE_INT for size.
4001 Don't use TARGET if wrong mode.
4003 * config/i386/i386.c (ix86_compute_frame_size): Allow
4004 stack_alignment_needed to be non-default even if size is zero.
4006 2001-01-31 Alan Modra <alan@linuxcare.com.au>
4008 * (hppa_init_pic_save): Emit the pic offset table
4009 reg save after last_parm_insn.
4010 * pa.c (hppa_init_pic_save): New function.
4011 * pa.h (hppa_init_pic_save): Declare.
4012 * pa.md (call, call_value, sibcall, sibcall_value): Use
4013 the above instead of duplicated code.
4015 * pa.c (hppa_encode_label): Correct size of alloca buffer
4016 so we don't overrun it. Correct leading `*' case.
4017 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
4018 need to handle `*@'.
4019 (FUNCTION_NAME_P): Likewise.
4021 2001-01-31 Richard Henderson <rth@redhat.com>
4023 * config.gcc (alpha-osf5): Use float-i128.h.
4025 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
4026 * config/float-i32.h: Likewise.
4027 * config/float-i64.h: Likewise.
4028 * config/float-sh.h: Likewise.
4029 * config/float-sparc.h: Likewise.
4031 2001-01-31 DJ Delorie <dj@redhat.com>
4033 * expmed.c (extract_bit_field): allow non-integral modes if we
4034 want to extract a whole register from itself.
4036 2001-01-31 Jakub Jelinek <jakub@redhat.com>
4038 * c-typeck.c (set_init_index): If first is equal to last, assume as
4039 if it was not a range at all.
4041 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4043 * config/fp-bit.c: Include tm.h.
4044 (float_to_si): Don't assume SImode is 32-bits wide.
4045 (float_to_usi): Likewise.
4047 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4049 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
4051 (typename): Call pending_xref_error after parsing typed_typespecs.
4052 * c-decl.c (lookup_tag): Give error immediately rather than
4053 leaving it pending if the tag of the wrong type is in the same
4055 (xref_tag): Don't pedwarn for forward declarations of enum types
4057 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
4060 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4062 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
4064 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4066 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
4067 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
4069 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4071 * cpphash.h (struct cpp_reader): New saved_flags.
4072 * cppmacro.c (cpp_get_token): Use saved_flags to remember
4073 to avoid a paste after a pasted token.
4075 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4077 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
4078 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
4079 Wtype_MIN instead of LONG_MIN.
4081 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4083 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
4085 * fixinc/fixincl.x: Regenerated.
4086 * fixinc/inclhack.def (irix_limits_const): New definition to
4087 convert "const" to "__const" in limits.h.
4089 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4091 * fixinc/genfixes (AG): Fix "autogen4" thinko.
4093 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4095 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
4096 when register dies in the insn.
4098 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4100 * diagnostic.c (fatal): Fix word wrap.
4102 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
4104 * combine.c (try_combine): Fix SUBREG setting for
4105 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
4107 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4109 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
4112 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4114 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
4116 * toplev.c (decode_W_option): Update warn_larger_than
4117 unconditionally for each processed switch.
4119 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4121 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
4123 (hppa_expand_prologue): Delete code to save pic offset table register
4124 in the function prologue.
4125 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
4126 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
4127 table register at the beginning of the function after the prologue.
4129 2001-01-29 lars brinkhoff <lars@nocrew.org>
4131 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
4133 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4134 Jeff Law <law@redhat.com>
4136 * pa.md (return): Revise comment for trivial return.
4137 (return_internal): Non-trivial return pattern for non-PIC code.
4138 (return_internal_pic): Non-trivial return pattern for PIC code.
4139 It uses the PIC register to ensure it is restored after
4141 (epilogue): Generate appropriate return for PIC and non-PIC code.
4143 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
4145 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
4147 2001-01-29 DJ Delorie <dj@redhat.com>
4149 * combine.c (if_then_else_cond): Pass the correct mode to
4150 operand_subword() for constants.
4152 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
4154 * config/i386/cygwin.h: Add w32api to include search. Search different
4155 directories in a cross-build environment.
4157 2001-11-29 Tim Josling <tej@melbpc.org.au>
4159 * tree.h (TYPE_STUB_DECL): Add documentation.
4161 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
4163 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
4164 (sdbout_field_types): Likwise. Fix use of host_integerp.
4166 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
4168 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
4171 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
4173 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
4174 to use flag_gnu_linker.
4176 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4178 * cpplib.c (T_BAD_DIRECTIVE): Remove.
4179 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
4181 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
4183 * tree.c, tree.h (build_parse_node): Remove; was identical to
4185 * c-lang.c (start_cdtor), objc/objc-act.c
4186 (build_module_descriptor): Use build_nt instead of
4189 2001-01-29 Jakub Jelinek <jakub@redhat.com>
4191 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
4192 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
4193 not have any upper bits set.
4195 2001-01-29 Phil Edwards <pme@sources.redhat.com>
4197 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
4199 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4201 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
4203 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
4205 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
4206 (integer_minus_one_node): Define.
4208 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
4210 * Makefile.in (bootstrap2-lean): Fix typo.
4212 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
4214 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
4215 : Don't set fe_value.
4216 * cpplib.h (AVOID_LPASTE): New flag.
4217 (struct cpp_hashnode): Remove fe_value.
4218 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
4219 * cppmacro.c (builtin_macro): Don't set flags here.
4220 (replace_args): Set AVOID_LPASTE flag on first token of an
4221 argument, and the token following it.
4222 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
4223 macro expansion, and on the token following it. Do it for
4225 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
4227 2001-01-27 Richard Henderson <rth@redhat.com>
4229 * config/alpha/t-ieee: Remove multilibbing.
4230 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4232 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4234 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
4236 * Makefile.in: Remove all dependencies on defaults.h.
4237 * builtins.c: Don't include defaults.h.
4238 * c-common.c: Likewise.
4239 * c-decl.c: Likewise.
4240 * c-pragma.c: Likewise.
4241 * c-typeck.c: Likewise.
4242 * combine.c: Likewise.
4244 * frame-ia64.c: Likewise.
4245 * cppexp.c: Likewise.
4246 * crtstuff.c: Likewise.
4247 * dbxout.c: Likewise.
4248 * dwarf2out.c: Likewise.
4249 * dwarfout.c: Likewise.
4250 * emit-rtl.c: Likewise.
4251 * except.c: Likewise.
4253 * final.c: Likewise.
4254 * frame-dwarf2.c: Likewise.
4255 * libgcc2.c: Likewise.
4256 * optabs.c: Likewise.
4257 * profile.c: Likewise.
4258 * sdbout.c: Likewise.
4259 * toplev.c: Likewise.
4260 * tradcif.y: Likewise.
4262 * varasm.c: Likewise.
4264 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4266 * builtins.c (expand_builtin_fputs): Use size_one_node when
4267 transforming into fwrite.
4269 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
4271 * extend.texi (Attribute Syntax): New section.
4273 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4275 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
4276 they didn't need fixing.
4278 2001-01-27 Janis Johnson <janis@us.ibm.com>
4280 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
4282 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
4283 to remove macro definitions that are duplicated from elfos.h.
4285 2001-01-27 Richard Henderson <rth@redhat.com>
4287 * config/i386/sco5gas.h: Move ...
4288 * config/usegas.h: ... here.
4289 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
4291 2001-01-27 Jakub Jelinek <jakub@redhat.com>
4293 * c-typeck.c (struct constructor_stack): Add range_stack member.
4294 (really_start_incremental_init): Clear it.
4295 (push_init_level): Save constructor_range_stack and clear it if
4296 pushing explicit braces.
4297 (pop_init_level): abort if constructor_range_stack is non-zero at
4298 explicit closing brace. Restore saved constructor_range_stack if
4301 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4303 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
4304 into register was forced into memory.
4306 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4308 * Makefile.in: Remove uses of + before $(MAKE).
4310 2001-01-26 Richard Henderson <rth@redhat.com>
4312 * stmt.c (cost_table): Remove.
4313 (COST_TABLE, cost_table_initialized): New.
4314 (estimate_case_costs): Use the later instead of the former.
4315 (balance_case_nodes): Likewise.
4317 2001-01-26 Richard Henderson <rth@redhat.com>
4319 * alias.c (objects_must_conflict_p): Read-only slots may not
4320 conflict despite having the same type.
4322 2001-01-27 Michael Hayes <mhayes@redhat.com>
4324 * loop.c (loop_giv_reduce_benefit): Copy mode size into
4326 (check_ext_dependant_givs): Initialise u_start_val and
4328 (load_mems): Make last_max_reg unsigned.
4329 (try_swap_copy_prop): Use INSN_P and initialise set.
4331 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
4333 * README.AVR : Removed.
4335 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4337 * pa-64.h (text_section): Remove declaration.
4339 * pa.md (return_internal): Remove mode on PIC register use.
4341 2001-01-25 lars brinkhoff <lars@nocrew.org>
4343 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4344 ASM_CLOSE_PAREN): fix typos.
4346 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4348 * acconfig.h: Define `const' to the empty string if neither
4349 __STDC__ nor __cplusplus is defined.
4350 * config.in: Regenerated.
4352 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4354 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4355 * collect2.c (main): Delete importf. Add ".obj" file extension.
4356 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4357 (aix_std_libs): Add additional AIX libraries to skip.
4358 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4359 * config/rs6000/aix51.h: New file.
4361 2001-01-25 Michael Hayes <mhayes@redhat.com>
4363 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4364 (loop_insn_emit_before): No longer static.
4365 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4366 (loop_givs_rescan, load_mems): Likewise.
4367 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4368 (maybe_eliminate_biv_1):
4369 (move_movables): Replace emit_call_insn_before with
4370 loop_call_insn_hoist.
4371 * loop.h (loop_insn_emit_before): Add.
4372 * unroll.c (copy_loop_body): Replace emit_insn_before with
4373 loop_insn_emit_before.
4375 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4377 * diagnostic.c (fatal): Request preprocessed source.
4379 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4381 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4382 olddecl has argument types and newdecl has none, use the argument
4385 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4387 * dwarf2out.c (prefix_of): New function. Determine longest common
4388 prefix of the two arguments. The units are whole path components.
4389 (output_file_names): When adding a new directory find the one entry
4390 with the longest common prefix already in the list. Artificially
4391 generate entry if there is none for this prefix.
4392 Fix test to check whether the zeroth directory entry is used.
4394 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4396 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4397 Changed all callers. Take it into account when deciding if a
4398 previously loaded value matches.
4400 2001-01-24 Richard Henderson <rth@redhat.com>
4402 * reload.c (find_reloads_subreg_address): Fail the substitution
4403 if the resulting address is insufficiently aligned.
4405 2001-01-24 DJ Delorie <dj@redhat.com>
4407 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4408 check the original operand's mode also.
4409 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4411 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4413 * c-parse.in (cast_expr): Move compound literals from here ...
4414 (primary): ... to here. Use standard terminology "compound
4415 literal" instead of "constructor expression".
4417 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4419 * gcc.1, cpp.1: Regenerate.
4421 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4423 * calls.c (emit_library_call_value_1): Memory slot for
4424 pass-by-reference argument should have the mode of the argument,
4425 not of the pointer to it.
4427 2001-01-24 Tom Tromey <tromey@redhat.com>
4429 * gcc.texi (G++ and GCC): Mention gcj manual.
4430 (Standards): Link to section of manual mentioning gcj/Java
4433 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4435 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4436 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4437 * tradcpp.c (main): Add -imacros or -include'd dependencies
4439 * cpp.texi (-M, -MM): Document -M -include behaviour.
4441 2001-01-24 Roger Collins <roger@ProProject.com>
4443 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4445 2001-01-24 Will Cohen <wcohen@redhat.com>
4447 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4448 whether registers are 32 bits or 64 bits in size.
4450 2001-01-24 Ben Elliston <bje@redhat.com>
4452 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4454 2001-01-24 Richard Henderson <rth@redhat.com>
4456 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4457 (builtin_longjmp): Use it instead of emit_indirect_jump.
4459 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4461 * bb-reorder.c (make_reorder_chain_1): Handle case where
4462 jump edge goes to the same block as the fallthru edge.
4464 2001-01-23 Jim Wilson <wilson@redhat.com>
4466 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4467 * frame.h (__ia64_personality_v1): Add prototype.
4468 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4469 prototype form. Add void * cast to first argument to personality
4471 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4472 (asctoe113): Likewise.
4473 * config/ia64/frame-ia64.c: Include eh-common.h.
4474 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4476 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4478 (itanium_split_issue): Add prototype.
4479 (gen_nop_type): Ifdef out.
4480 (find_best_packet): Initialize best_packet.
4481 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4483 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4484 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4485 (flushrs): Add explicit stop bit at end.
4486 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4489 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4491 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4493 * libgcc2.c (__terminate_func): Make variable static.
4494 (__terminate_set_func): New function to set __terminate_func.
4495 * libgcc2.h (__terminate_func_ptr): New typedef.
4496 (__terminate_set_func): New function.
4498 2001-01-23 Richard Henderson <rth@redhat.com>
4500 * flow.c (init_propagate_block_info): Don't consider unchanging
4501 memories for dead frame store elimination.
4503 2001-01-23 Richard Henderson <rth@redhat.com>
4505 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4506 * defaults.h: ... here.
4508 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4510 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4512 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4514 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4516 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4518 * rs6000.h (rs6000_return_addr): Move prototype from here...
4519 * rs6000-protos.h (rs6000_return_addr): ...to here.
4520 (rs6000_init_expanders): Delete prototype.
4522 2001-01-23 Nick Clifton <nickc@redhat.com>
4524 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4525 (Spec Files): Document %B and %j and %. and %v3 and %M and
4526 %{S*&T} spec switches.
4528 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4530 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4532 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4533 Neil Booth <neil@daikokuya.demon.co.uk>
4535 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4536 Have -Werror make pedantic warnings errors, like the
4539 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4541 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4543 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4545 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4546 * integrate.c (expand_inline_function): Initialize them.
4547 (subst_constants): If changing COMPARE so that both its arguments
4548 will be VOIDmode and the comparison mode will be lost, note
4549 compare_mode. Use the recorded compare_mode to optimize
4552 2001-01-23 Jason Merrill <jason@redhat.com>
4554 * dwarf2out.c (new_die): Use xcalloc.
4555 (output_die): Abort rather than emit a local reference to offset 0.
4557 2001-01-17 Andrew Haley <aph@redhat.com>
4559 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4560 of a saved register; return NULL instead.
4561 (copy_reg): Take a pointer to a source register rather than a
4563 (next_stack_level): Remember the address in the stack frame of all
4565 Use the saved register pointer array as the source of the CFA.
4566 (throw_helper): Rewrite. Unwind once rather than twice and keep
4567 track of saved registers as we go.
4569 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4571 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4572 * c4x.c (c4x_legitimize_reload_address): Remove.
4573 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4574 reload address for ldp(k) insn.
4576 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4578 * pa.md (return_internal): Add a USE of the PIC register to ensure
4579 it is restored after each call.
4580 (return expander): Corresponding changes.
4582 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4584 * rs6000.h (INIT_EXPANDERS): Delete.
4585 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4586 * rs6000.c (rs6000_override_options): Call *_machine_status from
4588 (rs6000_init_expanders): ...instead of here. Delete.
4589 (rs6000_mark_machine_status): New function.
4590 (rs6000_init_machine_status): Use xcalloc.
4591 (rs6000_return_addr): Generate RTX for the return address.
4592 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4593 (rs6000_stack_info): Use it.
4595 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4597 * gthr-win32.h: Include errno.h to get a declaration for
4598 EINVAL and _mingw.h if the target is mingw32.
4600 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4602 * cpp.texi: Correct typos.
4604 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4606 * explow.c (probe_stack_range): Ensure value passed to
4607 stack_check_libfunc is ptr_mode, not Pmode.
4609 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4611 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4612 case, don't use operand_subword to calculate a SUBREG that is
4615 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4617 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4619 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4620 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4621 valid. If not replace it by equivalent insns.
4623 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4625 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4626 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4627 (c4x_U_constraint, symbolic_address_operand): Likewise.
4628 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4630 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4631 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4632 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4633 anulling slot because of silicon bug.
4634 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4636 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4638 * cppexp.c (parse_charconst): Change `mask' type to agree
4641 2001-01-21 Richard Henderson <rth@redhat.com>
4643 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4644 pic_label_name in a linkonce section.
4646 2001-01-17 Philipp Thomas <pthomas@suse.de>
4648 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4650 * configure: Regenerate.
4652 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4654 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4655 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4657 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4659 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4660 If REVERSE nonzero then condition code in X must be reversed.
4661 (encode_section_info): Optimise if/else.
4662 (avr_function_value): Fix formatting.
4664 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4665 (difficult_branch): Likewise.
4666 (rvbranch): Likewise.
4667 (difficult_rvbranch): Likewise.
4669 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4671 * config/avr/libgcc.S: Fix comment.
4673 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4675 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4677 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4679 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4681 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4683 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4684 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4685 * configure, config.in: Regenerate.
4686 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4687 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4688 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4689 (doprint.o): New rule.
4691 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4693 * c-typeck.c (digest_init): Handle boolean types as scalars.
4695 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4697 * stmt.c (expand_return): Don't return anything if size is zero.
4698 Delete redundant assignment to BYTES.
4699 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4701 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4703 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4704 the same as the default library function names.
4705 * config/avr/avr.md: Document special characters after '%'.
4706 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4707 knowing which of the call-used registers are really clobbered.
4708 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4709 New. Both quotient and remainder from one libgcc.S call.
4710 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4711 clobber as few registers as possible.
4712 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4714 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4716 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4717 context of the top of the stack.
4719 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4721 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4722 (fixup_var_refs_insns): ...here.
4724 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4726 * function.c (fixup_var_refs_insns): Break up into
4727 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4728 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4729 [loop over hash table entries].
4730 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4731 fixup_var_refs_insns_with_hash, to match above changes.
4733 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4735 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4736 (libgcc.a): Likewise.
4737 (stmp-multilib): Likewise.
4738 (STAGE2_FLAGS_TO_PASS): Likewise.
4740 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4742 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4743 temporary if no_new_pseudos.
4745 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4747 * cppinternals.texi: Update.
4749 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4751 * arm.c (arm_init_builtins): Re-enable builtins.
4753 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4755 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4756 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4757 element to be null, and always expect an EXPR_LIST.
4758 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4759 * sched-deps.c (sched_analyze_1): Likewise.
4760 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4762 * regclass.c (max_set_parallel): New variable.
4763 (reg_scan): Take it into account in computation of max_parallel.
4764 (reg_scan_mark_refs, case SET): Compute it.
4766 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4768 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4769 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4771 2001-01-19 Jason Merrill <jason@redhat.com>
4773 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4774 for the abstract instance of an inline function.
4776 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4777 J"orn Rennecke <amylaar@redhat.com>
4779 * reload1.c (move2add_note_store): Treat all registers directly or
4780 indirectly derived from a base register as members of the same set
4782 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4783 of base register into account.
4785 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4787 * alias.c (find_base_value): Recognize TRUNCATE.
4788 (record_set): In PLUS case, invalidate if other summand is also a
4791 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4793 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4794 entry to be EXPR_LIST.
4795 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4796 be an EXPR_LIST (but not null, which other code doesn't allow).
4797 (note_stores): Properly handle PARALLEL in SET.
4798 Recursively call for top-level PARALLEL.
4799 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4800 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4802 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4804 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4806 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4807 not pfile->skipping (== 0).
4809 2001-01-17 Nick Clifton <nickc@redhat.com>
4811 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4814 2001-01-17 Jim Wilson <wilson@redhat.com>
4816 * invoke.texi (IA-64 options): Improve.
4818 2001-01-17 Tom Tromey <tromey@redhat.com>
4820 * invoke.texi (Optimize Options): Use `{}' to around @samp
4823 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4825 * invoke.texi (-fno-guess-branch-probability): New option.
4827 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4829 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4830 case of making new double-word constant.
4831 Revert last change: instead just test i3_subst_into_i2.
4833 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4835 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4836 Use q constraints instead of r.
4838 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4840 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4841 (machine_function): Define.
4842 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4843 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4844 pa_free_machine_status): New functions.
4845 (override_options): Set {init,mark,free}_machine_status to above.
4846 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4847 PIC_OFFSET_TABLE_REGNUM_SAVED.
4848 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4849 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4850 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4851 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4852 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4854 2001-01-15 DJ Delorie <dj@redhat.com>
4856 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4860 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4862 * flow.c (propagate_on_insn): Make trying to delete a prologue
4863 or epilogue insn an ICE, not a warning. Allow doing this if
4864 the current function returns with stack pointer depressed.
4866 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4867 I3 having more than one SET.
4869 2001-01-16 Jim Wilson <wilson@redhat.com>
4871 * invoke.texi: Document IA-64 options.
4873 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4874 (fixup_errata): Delete TARGET_A_STEP use.
4875 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4876 (TARGET_SWITCHES): Delete -ma-step option.
4877 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4878 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4879 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4880 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4881 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4882 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4884 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4885 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4886 cmovsi_internal): Delete ! TARGET_A_STEP check.
4888 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4890 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4891 possibility to report bugs via postal mail. Change a URL and
4892 merge in a nearly duplicate statement...
4893 (Bug Reporting): ...from here.
4894 (Service): Refer to the Bug Reporting section instead of
4896 (Contributing): Remove trivial explanations concerning snapshots.
4898 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4900 * cppmain.c (general_init): Don't use ANSI prototype.
4902 2001-01-16 Tom Tromey <tromey@redhat.com>
4904 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4906 2001-01-16 Richard Henderson <rth@redhat.com>
4908 * config/i386/i386.h: Fix comment typo.
4909 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4910 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4912 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4914 * gcc.c: Revert previous -fsyntax-only-related change; move
4917 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4919 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4920 inmode after checking GET_CODE (op).
4922 2001-01-16 Richard Henderson <rth@redhat.com>
4924 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4925 (MAX_MEM_SET_LIST_LEN): New.
4926 (propagate_one_insn): Update mem_set_list_len.
4927 (invalidate_mems_from_autoinc): Likewise.
4928 (invalidate_mems_from_set): Likewise.
4929 (mark_used_regs): Likewise.
4930 (init_propagate_block_info): Likewise. Stop collecting memories
4931 when we reach MAX_MEM_SET_LIST_LEN.
4932 (mark_set_1): Likewise.
4934 2001-01-16 Richard Henderson <rth@redhat.com>
4936 * unroll.c (precondition_loop_p): Fail if no iteration
4939 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4941 * gcc.c: When -fsyntax-only is given, do not complain about
4944 2001-01-15 Richard Henderson <rth@redhat.com>
4946 * config/i386/i386.c (asm_output_function_prefix): Remove.
4947 (ix86_asm_file_end): New.
4948 (load_pic_register): Generate pic_label_name into a
4949 staticly allocated buffer.
4950 * config/i386/i386-protos.h: Update.
4951 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
4952 (ASM_FILE_END): New.
4953 * config/i386/i386afe.h: New file.
4954 * config.gcc (i?86-*-elf) [tm_file]: Use it.
4955 (i?86-*-{freebsd,linux*,moss*}): Likewise.
4956 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
4957 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
4958 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
4959 * config/i386/sco5.h (ASM_FILE_END): Likewise.
4960 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
4962 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
4964 * Makefile.in (install-man): Remove explicit dependency on
4967 * configure.in, configure: Revert previous patch requiring perl
4970 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
4972 * toplev.c (flag_guess_branch_prob): New.
4973 (f_options): Add guess-branch-probability option.
4974 (rest_of_decl_compilation): Only estimate branch probability if
4976 (main): set flag_guess_branch_prob.
4978 * flags.h (flag_guess_branch_prob): New.
4980 2001-01-15 DJ Delorie <dj@redhat.com>
4982 * gcc.texi (Makefile): Add documentation for Makefile targets.
4984 2001-01-15 Philip Blundell <philb@gnu.org>
4986 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
4988 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
4989 (is_pic): Delete declaration.
4990 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
4991 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
4992 * config/arm/arm.md (builtin_setjmp_receiver): New.
4994 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
4996 * arm.c (use_return_insn): Don't try to determine the function type
4997 until after reload has completed.
4998 (arm_output_epilogue): Don't adjust the sp value recovered from the
5000 (emit_multi_reg_push): Don't record dwarf information for the pc.
5001 * arm.md (eh_epilogue): The function type may have changed, so it
5002 needs to be recalculated.
5003 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
5004 unwind tables on arm/netbsd.
5006 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5008 * arm.md (cbranchsi4): Correct calculation of branch ranges.
5009 (negated_cbranchsi4): Likewise.
5011 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5013 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
5014 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5015 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
5016 pass -mapcs-* options to assembler.
5017 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
5018 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5019 (ASM_SPEC): Call subtarget_extra_asm_spec.
5021 2001-01-15 Andreas Jaeger <aj@suse.de>
5023 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
5025 (ix86_expand_builtin): Likewise.
5027 * gencodes.c (output_predicate_decls): Make i size_t to avoid
5028 warning about comparison between signed and unsigned.
5030 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5032 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
5034 2001-01-14 Ralf Baechle <ralf@gnu.org>
5036 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
5037 SUBTARGET_CPP_SPEC apropriatly.
5039 2001-01-12 Mark Mitchell <mark@codesourcery.com>
5041 * varasm.c (make_decl_rtl): Fix typo in last change.
5043 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
5045 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
5046 linker supports the init_priority C++ attribute.
5047 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
5048 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
5049 linker does not support init_priority C++ attribute.
5051 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
5053 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
5055 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5057 * c-parse.in (finish_parse): Add comment about cpp_destroy.
5058 * cp/lex.c (finish_parse): Similarly.
5059 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
5060 Return the number of errors encountered.
5061 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
5062 * cppmain.c (main): Don't call cpp_destroy.
5064 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5066 * configure.in: Require at least perl 5.6.0 to regenerate
5068 * configure: Regenerate.
5070 2001-01-14 Richard Henderson <rth@redhat.com>
5072 * genrecog.c (DT_veclen_ge): New.
5073 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
5074 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
5075 (nodes_identical_1): Handle DT_veclen_ge.
5076 (write_cond, debug_decision_2): Likewise.
5078 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5080 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
5082 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
5084 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5086 * cppmain.c (do_preprocessing): New function; most of the old
5088 (main): Call it to do most of the work.
5089 (cb): Move from global scope to set_callbacks ().
5090 (setup_callbacks): Get the callback pointer.
5091 (general_init, printer_init): Clean up code and comments.
5093 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5095 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
5098 2001-01-14 Kazu Hirata <kazu@hxi.com>
5100 * config/h8300/h8300.c (get_shift_alg): Update comments.
5102 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5104 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
5105 (alloc_page, ggc_alloc): Add casts to remove warnings.
5107 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5109 * combine.c (simplify_comparison): Don't change `code' when
5110 can't reverse comparison.
5112 2001-01-14 Richard Henderson <rth@redhat.com>
5114 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
5115 update all call sites. Return true for all non-label constants.
5117 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
5119 * i386.c (ix86_expand_compare): Add bypass_test and second_test
5121 (ix86_expand_branch): Update.
5122 (ix86_expand_setcc): Update to handle multiple test conditions.
5123 (expand_int_movcc): Likewise.
5124 (expand_fp_movcc): Likewise.
5125 * i386-protos.h (ix86_expand_compare): New.
5126 * i386.md (andqi_?_slp, orqi_?_slp): New.
5127 (conditional trap expander): Update call to ix86_expand_compare.
5129 2001-01-14 Richard Henderson <rth@redhat.com>
5131 * config/vax/vax.md: Use nonimmediate_operand instead of
5132 general_operand in destinations.
5134 * config/vax/vax.md (indirect_jump): Use register_operand.
5136 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
5137 * config/vax/vax.md (call_pop): Turn into an expander.
5138 (call_value_pop): Likewise.
5139 (call, call_value): New.
5141 2001-01-14 Andreas Jaeger <aj@suse.de>
5143 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
5145 (ix86_fp_compare_mode): Add unused attribute.
5146 (ix86_expand_fp_movcc): Remove unused variable.
5147 (ix86_expand_builtin): Make fcode unsigned.
5149 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
5150 (expand_expr): Add cast to avoid signed warning.
5151 (store_field): Likewise.
5152 (store_constructor_field): Likewise.
5153 (store_constructor): Likewise.
5154 (store_expr): Likewise.
5155 (clear_storage): Likewise.
5156 (emit_group_store): Likewise.
5157 (emit_group_load): Likewise.
5159 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5161 * c-common.c: Move format checking code to ...
5162 * c-format.c: ... here. New file. Reorder some functions and
5164 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
5166 * c-common.h (decl_handle_format_attribute,
5167 decl_handle_format_arg_attribute): Declare.
5168 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
5169 (c-common.o): Adjust dependencies.
5170 (c-format.o): New list of dependencies.
5172 2001-01-13 Jakub Jelinek <jakub@redhat.com>
5174 * unroll.c (loop_iterations): If we cannot prove iteration variable
5175 is set once in each iteration, punt.
5177 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
5179 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
5180 (*strlenhi): Remove clobber (which was buggy) of output address.
5182 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5184 * Makefile.in (generated-manpages): Add gcc.1
5185 ($(srcdir)/gcc.1): New target.
5186 (maintainer-clean): Delete $(srcdir)/gcc.1.
5187 * gcc.texi: Add macros @gccoptlist and @gol.
5188 * invoke.texi: Include option summary in manpage. Mark up option
5189 summary with @gccoptlist and @gol. Use @r in one place where
5191 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
5192 * gcc.1: Generate from invoke.texi.
5194 2001-01-13 Richard Henderson <rth@redhat.com>
5196 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
5197 (struct page_entry): Add group member.
5198 (struct page_group): New.
5199 (struct globals): Add page_groups member.
5200 (alloc_anon): Only define for using mmap; remove valloc call.
5201 (page_group_index): New.
5202 (set_page_group_in_use): New.
5203 (clear_page_group_in_use): New.
5204 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
5205 (free_page, release_pages): Likewise.
5206 * configure.in (with-gc): Default to ggc-page always.
5208 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5210 * reload1.c (replace_pseudos_in_call_usage): Use
5211 reg_equiv_constant and reg_equiv_address, and don't try
5212 regno_reg_rtx first.
5214 2001-01-13 Richard Henderson <rth@redhat.com>
5216 * ggc-page.c (alloc_page): Round up allocation size to one page.
5217 Set e->order on extra pages.
5219 2001-01-13 Richard Henderson <rth@redhat.com>
5221 * genrecog.c (nodes_identical): Expand commentary.
5222 (write_switch): Watch out for identical nodes.
5224 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5226 * cppfiles.c (_cpp_fake_include): New function.
5227 * cpphash.h (_cpp_fake_include): New.
5228 * cpplib.c (do_line): Call _cpp_fake_include when entering
5229 header files in preprocessed input.
5230 * cppmain.c (cb_pragma_implementation): Remove handling.
5231 (setup_callbacks): Don't register pragmas.
5233 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5235 * extend.texi: Udate for CPP.
5237 2001-01-13 Andreas Jaeger <aj@suse.de>
5239 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
5241 * regmove.c: Add prototype for replace_in_call_usage.
5243 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5245 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
5246 struct cpp_chunk, struct htab, struct toklist,
5247 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
5248 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
5249 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
5250 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
5251 (struct macro_args): Delete.
5252 * cpphash.h: See above.
5254 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5256 * cppmain.c (struct printer): Remove no_line_dirs.
5258 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
5259 : Use options rather than CPP_OPTION.
5260 (setup_callbacks): Use cb rather than pfile->cb.
5261 (main): No need to check for a buffer. Use cpp_errors.
5262 (printer_init): Don't set no_line_dirs.
5263 (maybe_print_line): Use options not no_line_dirs.
5264 (cb_file_change): Don't call print_line if -P.
5266 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5268 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
5270 * c-parse.in (finish_parse): Use cpp_errors.
5271 (__yylex): Use return value of cpp_pop_buffer.
5272 * cp/lex.c (finish_parse): Use cpp_errors.
5273 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
5275 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
5277 * README.AVR: URLs corrected.
5279 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5281 * c-decl.c (start_function): Don't warn if old prototype is builtin
5282 that's not in C's namespace.
5283 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
5284 (_bb): Add prototype for ctime.
5285 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
5287 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
5289 * i386.c (ix86_fp_comparison_arithmetics_cost,
5290 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
5291 ix86_fp_comparison_cost): New functions.
5292 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
5293 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
5294 two-branch sequences; make static.
5295 (ix86_use_fcomi_compare): Do decision according to the costs.
5296 (split_fp_branch): New.
5297 * i386.md (compare-and-branch patterns): Use split_fp_branch.
5298 * i386-protos.h (ix86_expand_fp_compare): Remove
5299 (ix86_split_fp_branch): Declare.
5301 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
5302 and ix86_comparison_operator.
5304 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
5307 * i386.c (put_condition_code): Output properly the unordered/ordered
5308 compares in fp case.
5309 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
5311 * tm.texi (REVERSE_CONDITION): Document.
5312 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
5313 in -ffast-math mode.
5314 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
5316 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5318 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
5320 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
5323 * config/sh/sh.c (mova_p): Fix test for mova_const.
5325 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5327 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
5328 cpp_get_options rather than dereferencing pfile and using
5330 * scan-decls.c (scan_decls): Use return value of
5331 cpp_pop_buffer rather than CPP_BUFFER.
5333 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5335 * cppinit.c (cpp_handle_option): help_only is now part of the
5336 cpp_options structure.
5337 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5338 cpp_set_callbacks): New functions.
5339 * cpplib.h (cpp_callbacks): Break out as a named structure.
5340 (cpp_options): Move help_only here from cpp_reader.
5341 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5342 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5343 cpp_set_callbacks): New prototypes.
5344 * cppmain.c (main): Update for help_only.
5346 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5348 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5349 Also build and remove and install and uninstall c-tree.info and
5351 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5352 ($(srcdir)/cppinternals.info): New target.
5353 * c-tree.texi: Change file name used when makeinfo used without -o
5354 from ir.info to c-tree.info. Add info directory entry.
5355 * cppinternals.texi: Add info directory entry.
5356 * .cvsignore: Update.
5358 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5360 * c-typeck.c (store_init_value): Don't require constant initializer
5361 elements with -pedantic -std=c99.
5362 (digest_init): Change error about non-constant initializer elements
5364 (constructor_range_end): Remove.
5365 (constructor_incremental, designator_depth,
5366 designator_errorneous): New variables.
5367 (struct constructor_stack): Remove range_end, add incremental.
5368 (struct constructor_range_stack, constructor_range_stack): New.
5369 (struct initializer_stack): Add constructor_range_stack.
5370 (finish_init): Set it.
5371 (start_init): Likewise. require_constant_elements for non-static
5372 trees only if not flag_isoc99.
5373 (really_start_incremental_init): Remove constructor_range_end, add
5374 constructor_incremental.
5375 (pop_init_level): Likewise.
5376 (push_init_level): Likewise. If implicit and the subobject had some
5377 value set already, preinitialize the level with it.
5378 Warn about missing braces only if not pushing due to designators.
5379 (set_designator, push_range_stack): New functions.
5380 (set_init_label): Use them.
5381 (set_init_index): Likewise. Remove constructor_range_end.
5382 Error if designator index is outside of array bounds.
5383 (add_pending_init): Compare values of purpose index trees, not the
5384 trees themselves. Allow overwriting of already initialized element.
5385 Issue a warning if it had side-effects.
5386 (set_nonincremental_init, set_nonincremental_init_from_string): New
5388 (pending_init_member): Rename to...
5389 (find_init_member): ...this function. Call set_nonincremental_init
5390 if necessary. Compare values of purpose index trees, not the trees
5391 themselves. Return the actual value, not just non-zero if something
5393 (output_init_element): Remove checks for duplicates.
5394 If field has zero size, only check the initializer for correctness.
5395 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5396 if constructor_incremental is zero. Change error about initializers
5397 not computable at load time into pedwarn.
5398 (output_pending_init_elements): Compare bit positions, not
5399 FIELD_DECLs to take into account zero-sized fields.
5400 (process_init_element): Use constructor_range_stack to fill all
5401 ranges in the designator lists from current level up.
5402 * extend.texi: Update documentation for labeled elements.
5404 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5406 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5407 to function usage for arguments passed by reference. Optimize
5408 callee-copied arguments.
5409 * regmove.c (replace_in_call_usage): New function.
5410 (fixup_match_1): Call it.
5411 * cse.c (cse_insn): Canonicalize registers in function usage.
5412 * reload1.c (replace_pseudos_in_call_usage): New function.
5415 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5418 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5420 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5423 2001-01-12 DJ Delorie <dj@redhat.com>
5425 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5426 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5429 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5431 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5432 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5433 -std options alongside references to -ansi. Update some
5434 documentation for C99.
5435 * cpp.1: Regenerate.
5437 2001-01-12 Andreas Jaeger <aj@suse.de>
5439 * haifa-sched.c (restore_line_notes): Remove argument block B
5441 * sched-ebb.c (schedule_ebb): Change caller.
5442 * sched-rgn.c (schedule_region): Likewise.
5443 * sched-int.h (restore_line_notes): Adjust prototype.
5445 * loop.h: Remove wrong declaration of doloop_condition_get.
5447 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5449 * extend.texi: Move C++-extension-related node from the C section
5450 into the C++ section.
5452 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5454 * extend.texi: Refer to an array of pointers to functions instead
5455 of one of functions.
5457 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5458 Jan Hubicka <jh@suse.cz>
5460 * combine.c (reversed_comparison): Fix typo in last patch.
5462 (combine_reversed_comparison_code): Make static to follow
5463 prototype declaration.
5465 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5467 * install.texi: Remove misplaced duplicate entry.
5469 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5471 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5473 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5475 * final.c: (leaf_function_p): Fix typo.
5477 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5479 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5480 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5482 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5483 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5484 mmap_anon, and valloc is available.
5485 * ggc-page.c: Restructure ifdef logic to match new autoconf
5486 spec. Don't throw away the test page in init_ggc.
5488 * configure, config.in: Regenerate.
5490 2001-01-12 Michael Hayes <mhayes@redhat.com>
5492 * loop.h (total_biv_increment): Constify iv_class pointer.
5493 (struct induction): Replace `mem_mode' with `mem' rtx.
5494 * unroll.c (total_biv_increment): Constify iv_class pointer.
5495 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5496 (find_mem_givs, combine_givs_p): Likewise.
5497 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5499 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5501 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5503 (__gthread_getspecific): Ditto.
5505 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5507 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5508 put_condition_code): Convert fp comparison codes to integer
5510 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5513 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5514 * i386-protos.h (no_comparison_operator): Kill.
5516 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5518 * combine.c (REVERSIBLE_CC_MODE): Remove.
5519 (reversible_comparison_p): Remove.
5520 (combine_reversed_comparison_code): New.
5521 (reversed_comparison): New.
5522 (combine_simplify_rtx): Use
5523 combine_reversed_comparison_code/reversed_comparison instead
5524 of reversible_comparison_p.
5525 (simplify_if_then_else): Likewise.
5526 (simplify_set): Likewise.
5527 (simplify_logical): Likewise.
5528 (if_then_else_cond): Likewise.
5529 (known_cond): Likewise.
5530 (simplify_comparison): Likewise.
5532 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5534 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5535 sizeof (int) is larger than sizeof(__word__).
5537 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5539 * cppinit.c (do_includes): Fix typo.
5541 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5543 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5544 in S_REGS does not occur because not all sources are possible
5545 when a S_REGS is a destination (sometimes needs a clobber).
5546 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5547 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5548 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5549 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5550 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5551 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5552 (lshrdi_const1, lshrsi3_const16): Likewise.
5553 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5554 (*movhi_68hc12, *movqi_68hc12): Likewise.
5555 (movstrictqi): Make sure reloading in D_REGS as a destination
5558 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5560 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5562 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5564 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5565 -D, -U and -A, and don't initialize the builtins.
5566 (do_includes): Error if -include or -imacros with -fpreprocessed.
5567 * cppmain.c (cb_define, cb_undef): Unconditionally process
5569 * tradcpp.c (main): Fix typo.
5571 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5573 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5574 (read_name_map): Use IS_ABSOLUTE_PATH.
5575 * tradcpp.c (get_filename): Likewise.
5577 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5579 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5580 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5581 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5582 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5583 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5584 (cmphi_z_used): Don't use '@' for the output.
5585 (tstqi_z_used): Likewise.
5586 (cmpqi_z_used): Likewise.
5587 (one_cmplsi2): Likewise.
5589 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5591 * config/sh/sh.c (barrier_align): Recognize branch around far
5592 branch and redundant insn.
5594 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5596 * invoke.texi: Restore documentation of the drivers' switches -MD
5599 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5601 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5603 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5604 check-objc//%): Support parallel testing of multilibs.
5605 (TESTSUITEDIR): Set to testsuite by default, but override for
5607 (check-gcc, check-g++, check-g77, check-objc): Enter
5610 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5612 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5613 * sched-deps.c (deps_may_trap_p): Likewise.
5614 * basic-block.h: Remove a comment.
5615 * flow.c (PROP_POSTRELOAD): Remove.
5616 (update_life_info): Don't add it to prop_flags.
5617 (mark_set_1): Lose the code that was enabled by it.
5619 2001-01-11 Michael Hayes <mhayes@redhat.com>
5621 * flow.c (flow_call_edges_add): New.
5622 * basic_block.h (flow_call_edges_add): New.
5624 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5626 * reload1.c (move2add_note_store): Update reg_set_luid even if
5627 base reg remains the same.
5629 2001-01-10 Nick Clifton <nickc@redhat.com>
5631 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5632 machine_function structure to zero.
5633 Add prototypes for machine_status functions.
5635 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5637 * c-common.h (CTI_VOID_LIST): Remove.
5638 (void_list_node): Likewise.
5639 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5640 (void_list_node): New macro.
5641 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5642 * config/i386/i386.c (ix86_init_builtins): Likewise.
5643 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5645 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5647 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5648 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5650 * tradcpp.c: Include mkdeps.h.
5651 (deps, print_deps_phony_targets, deps_append, output_deps,
5652 init_dependency_output, output_deps): New.
5653 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5654 deps_output): Delete.
5655 (print_deps_missing_files): Rename deps_missing_files.
5656 (inhibit_output): Make global.
5657 (main): Delete inhibit_output, deps_stream, deps_target.
5658 Use mkdeps functionality in the same way as cpplib. Remove
5659 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5660 -M and -MM. Remove old handling of deps via deps_out, and
5661 old reading of environment variables.
5662 (get_filename): Update to use deps_add_dep.
5664 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5666 * output.h (make_function_rtl): Remove prototype.
5667 (make_decl_rtl): Likewise.
5668 * varasm.c (make_function_rtl): Remove.
5669 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5670 than from a third parameter.
5671 * tree.h (make_decl_rtl): Remove last parameter.
5672 * c-decl.c (builtin_function): Remove last argument in call to
5673 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5674 (start_function): Likewise.
5675 * except.c (call_get_eh_context): Likewise.
5676 * expr.c (emit_block_move): Likewise.
5677 (clear_storage): Likewise.
5678 * profile.c (output_func_start_profiler): Likewise.
5679 * toplev.c (rest_of_decl_compilation): Likewise.
5680 * objc/objc-act.c (create_builtin_decl): Likewise.
5681 (synth_module_prologue): Likewise.
5682 (generate_static_reference): Likewise.
5683 (build_selector_reference_decl): Likewise.
5684 (build_class_reference_decl): Likewise.
5685 (build_objc_string_decl): Likewise.
5686 (build_protocol_reference): Likewise.
5688 2001-01-10 Richard Henderson <rth@redhat.com>
5690 * hwint.h: Revert yesterday's change.
5692 2001-01-10 Nick Clifton <nickc@redhat.com>
5694 * function.h (save_machine_status): Delete.
5695 (restore_machine_status): Delete.
5696 Amend comment describing {init|mark|free}_machine_status.
5698 * function.c (save_machine_status): Delete.
5699 (restore_machine_status): Delete.
5700 Amend comment describing {init|mark|free}_machine_status.
5701 (push_function_context_to): Remove invocation of
5702 save_machine_status.
5703 (pop_function_context_from): Remove invocation of
5704 restore_machine_status.
5706 * emit-rtl.c (init_emit_once): Amend comment describing
5707 {init|mark|free}_machine_status.
5709 * tm.texi (Per-Function Data): New node. Describe the
5710 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5713 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5715 * cppinit.c (OPT_g): Remove.
5716 (cpp_handle_option): Update for removed -g3.
5717 (print_help): Update.
5718 * cpplib.h (struct cpp_options): Remove debug_output.
5719 * cppmain.c (setup_callbacks, cb_define): Update.
5720 * gcc.c (cpp_options): Translate -g3 to -dD.
5722 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5724 * config/i960/i960.md: Change modifier to + on the zero_extract
5725 pattern after the (rotate -2 reg) canonicalization pattern.
5727 2001-01-10 Richard Henderson <rth@redhat.com>
5729 * config/alpha/alpha.c (alpha_free_machine_status): New.
5730 (override_options): Install it.
5731 (alpha_mark_machine_status): Verify machine non-null.
5732 * config/i386/i386.c (ix86_free_machine_status): New.
5733 (override_options): Install it.
5734 (ix86_init_machine_status): Use xcalloc.
5735 (ix86_mark_machine_status): Verify machine non-null.
5736 * config/ia64/ia64.c (ia64_free_machine_status): New.
5737 (ia64_override_options): Install it.
5738 (ia64_mark_machine_status): Verify machine non-null.
5740 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5742 * function.c (instantiate_virtual_regs): Instantiate virtual
5743 registers found in CALL_INSN_FUNCTION_USAGE.
5745 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5747 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5748 equivalent to -ansi in disabling -Di386.
5750 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5752 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5754 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5756 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5758 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5760 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5762 * invoke.texi: Document that -fcond-mismatch isn't supported for
5765 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5767 * gcc.texi: Define macro gcctabopt.
5768 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5769 @command, @env and @option in some places where appropriate. Use
5770 @gcctabopt where appropriate. Put URLs and email addresses inside
5773 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5775 * gcc.c (cpp_options): Set MD file name from output
5776 filename, if specified.
5777 (suffix_subst): New static variable.
5778 (do_spec): Clear it.
5779 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5781 (give_switch): Handle suffix_subst.
5783 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5785 * invoke.texi: Fix another typo.
5787 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5789 * invoke.texi: Fix typo.
5791 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5793 * c-lang.c (lang_hooks): Update.
5794 (lang_decode_option): Remove.
5795 (lang_init_options): Rename c_init_options.
5796 * toplev.c (main): Use lang_hooks for lang_init_options
5797 and lang_decode_option.
5798 * toplev.h (lang_hooks): Add 2 new hooks.
5799 * tree.h: Remove lang_init_options and lang_decode_option.
5800 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5801 * cp/decl2.c: Similarly.
5802 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5803 (lang_hooks): Update.
5804 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5806 (lang_init_options): Rename ffe_init_options.
5807 (lang_hooks): Update.
5808 (lang_decode_option): Remove.
5809 * java/lang.c (lang_init_options): Rename java_init_options.
5810 (lang_decode_option): Rename java_decode_option.
5811 (lang_hooks): Update.
5812 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5813 (lang_decode_option): Rename objc_decode_option.
5814 (lang_hooks): Update.
5816 2001-01-09 Nick Clifton <nickc@redhat.com>
5818 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5819 (d30v_return_addr_rtx): Delete.
5820 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5821 cfun->machine structure.
5822 (struct machine_function): Move to d30v.h
5823 (d30v_save_machine_status): Delete.
5824 (d30v_restore_machine_status): Delete.
5825 (d30v_init_machine_status): New Function.
5826 (d30v_mark_machine_status): New Function.
5827 (d30v_free_machine_status): New Function.
5828 (d30v_init_expanders): Use new functions.
5829 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5830 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5831 d30v_return_addr_rtx.
5833 * config/d30v/d30v.h (struct_machine): Move here.
5834 Add eh_epilogue_sp_ofs field.
5836 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5837 field in cfun->machine structure.
5839 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5841 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5842 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5843 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5845 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5847 * objc/lang-options.h: Remove bogus reference to
5850 2001-01-09 Kazu Hirata <kazu@hxi.com>
5852 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5855 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5857 * reload.c (find_reloads_address): Check for eliminable registers
5858 when substituting a constant expression for a pseudo.
5860 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5862 * c-common.c (enum format_type): Add format_type_error.
5863 (decode_format_type): New function.
5864 (decl_attributes): Use it.
5865 (format_kind_info): Adjust comment.
5867 2001-01-09 David O'Brien <obrien@BSDi.com>
5869 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5870 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5872 * config/i386/gnu.h: Don't include required platform specific .h files,
5873 tm.h will do it instead.
5874 * config/i386/i386elf.h: Likewise.
5875 * config/i386/linux.h: Likewise.
5876 * config/i386/moss.h: Likewise.
5877 * config/mips/gnu.h: Likewise.
5879 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5881 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5882 (rs6000-ibm-aix3.[01]*): Likewise.
5883 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5884 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5885 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5886 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5887 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5888 (powerpc-*-eabiaix*): Likewise.
5889 (powerpc-*-eabisim*): Likewise.
5890 (powerpc-*-elf*): Likewise.
5891 (powerpc-*-eabi*): Likewise.
5892 (powerpc-*-rtems*): Likewise.
5893 (powerpc-*-linux*libc1): Likewise.
5894 (powerpc-*-linux*): Likewise.
5895 (powerpc-wrs-vxworks*): Likewise.
5896 (powerpcle-wrs-vxworks*): Likewise.
5897 (powerpcle-*-sysv*): Likewise.
5898 (powerpcle-*-elf*): Likewise.
5899 (powerpcle-*-eabisim*): Likewise.
5900 (powerpcle-*-eabi*): Likewise.
5901 (powerpcle-*-solaris2*): Likewise.
5902 * config/rs6000/aix31.h: Delete includes.
5903 * config/rs6000/aix3newas.h: Likewise.
5904 * config/rs6000/aix41.h: Likewise.
5905 * config/rs6000/aix43.h: Likewise.
5906 * config/rs6000/beos.h: Likewise.
5907 * config/rs6000/rtems.h: Likewise.
5908 * config/rs6000/sysv4.h: Likewise.
5910 2001-01-09 Kazu Hirata <kazu@hxi.com>
5912 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5913 Change an argument mode of machine_mode to shift_mode of
5914 shift_mode. Remove an extra error check.
5915 (emit_a_shift): Adopt to the new calling prototype of
5917 (function_prologue): Fix code for a monitor
5918 function. Support H8/S.
5919 (function_epilogue): Do not output pop for a monitor function.
5921 2001-01-09 Nick Clifton <nickc@redhat.com>
5923 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5924 (setup_incoming_varargs): Use sysv_varargs_p field of the
5925 cfun->machine structure.
5926 (struct machine_function): Move to rs6000.h
5927 (rs6000_save_machine_status): Delete.
5928 (rs6000_restore_machine_status): Delete.
5929 (rs6000_init_machine_status): New Function.
5930 (rs6000_free_machine_status): New Function.
5931 (rs6000_init_expanders): Use new functions.
5933 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
5935 (struct machine_function): Move here.
5937 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
5938 sysv_varargs_p field of the cfun->machine structure.
5940 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
5942 (rs6000_restore_machine_status): Remove prototype.
5944 2001-01-09 Richard Henderson <rth@redhat.com>
5946 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
5947 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
5948 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
5949 (sched_analyze_2, sched_analyze_insn): Likewise.
5950 (sched_analyze, init_deps): Likewise.
5951 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
5952 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
5953 (compute_block_backward_dependences): Update propagate_deps call.
5955 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
5957 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
5959 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5961 * cppinit.c (OPT_MD, OPT_MMD): Restore.
5962 (cpp_handle_option): Handle them.
5963 (cpp_post_options): Ensure one of -M or -MM is specified with
5964 any other -M? option.
5965 (init_dependency_output): Suppress output with -MG.
5967 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5970 * invoke.texi: Update.
5972 2001-01-09 Bernd Schmidt <bernds@redhat.com>
5974 * sh.md (reload_outsf): Generate recognizable patterns for
5977 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
5979 * c-lang.c (lang_hooks): Update.
5980 (lang_init): Rename c_init.
5981 (lang_finish): Remove.
5982 * toplev.c (compile_file): Use lang_hooks for lang_init ()
5984 * toplev.h (lang_hooks): Add init () and finish ().
5985 * tree.h (lang_init, lang_finish): Remove.
5986 * cp/tree.h (lang_init, lang_finish): Remove.
5987 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
5988 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
5990 (lang_init, lang_finish): Remove.
5991 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
5992 (lang_hooks): Update.
5993 * java/lang.c (lang_init): Rename java_init.
5994 (lang_finish): Remove.
5995 (lang_hooks): Update.
5996 * objc/objc-act.c (lang_init): Rename objc_init.
5997 (lang_finish): Remove.
5998 (lang_hoooks): Update.
6000 20001-01-09 Graham Stott <grahams@redhat.com>
6002 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
6003 after `ptr` is initialised.
6005 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6007 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
6008 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
6009 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
6010 stack adjusts, instead of r3.
6012 2001-01-09 Michael Hayes <mhayes@redhat.com>
6014 * flow.c (flow_loop_scan): Break out of ...
6015 (flow_loops_find) ... here.
6016 * basic-block.h (flow_loop_scan): New.
6017 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
6018 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
6020 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6022 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
6024 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
6025 realloc()ing macro_buffer.
6027 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
6028 if it's wider than long and the target's long is wider than the
6031 2001-01-09 Mark Mitchell <mark@codesourcery.com>
6033 Remove support for using UWIN as a host machine.
6034 * configure.in: Issue an error message.
6035 * configure: Regenerated.
6036 * config.gcc: Remove xm_* UWIN configury.
6037 * config/i386/xm-uwin.h: Remove.
6039 2001-01-08 Nick Clifton <nickc@redhat.com>
6041 * config/v850/v850.c (ra_rtx): Delete.
6042 (v850_save_machine_status): Delete.
6043 (v850_restore_machine_status): Delete.
6044 (v850_init_machine_status): New function.
6045 (v850_mark_machine_status): New function.
6046 (v850_free_machine_status): New function.
6047 (v850_return_addr): Use ra_rtx field in machine structure.
6048 (v850_init_expanders): Use new functions.
6050 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
6051 * config/v850/v850.c: Change arguments to v850_output+* functions
6052 to take a const char *, to avoid compile time warning.
6053 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
6054 (USER_LABEL_PREFIX): Redefine.
6056 2000-01-08 Jim Wilson <wilson@redhat.com>
6058 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
6059 1 to unsigned HOST_WIDE_INT before left shift.
6061 2001-01-08 Nick Clifton <nickc@redhat.com>
6063 * config/arm/arm.c (arm_mark_machine_status): Check to see if
6064 the machine structure has been allocated.
6065 (arm_free_machine_status): New function: Free the machine
6066 specific function structure.
6068 2001-01-08 Richard Henderson <rth@redhat.com>
6070 * jump.c (simplejump_p): Revert last change.
6072 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
6074 * cppinit.c (init): Rename init_library.
6075 (cpp_create_reader): Update.
6076 * gcc.c (cpp_options): If -o given, use it as the target of
6079 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6081 * arm.c (arm_arch5e): New variable.
6082 (all_cores): XScale is a 5TE device.
6083 (arm_override_options): Set arm_arch5e.
6084 (arm_init_builtins): __builtin_prefetch is in arch5e.
6085 * arm.h (arm_arch5e): Declare it.
6087 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
6089 * arm.md (define_constants): Add defines for UNSPEC and
6090 UNSPEC_VOLATILE insns. Update all users.
6091 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
6092 * arm.c (multi_register_push, note_invalid_constants)
6093 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
6094 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
6095 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
6097 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
6099 * jump.c (jump_optimize_1): Use reversed_comparison_code
6100 instead of can_reverse_comparison_p.
6101 (jump_back_p): Likewise.
6102 (invert_exp_1): Likewise.
6103 (thread_jumps): Likewise.
6104 * simplify-rtx.c (simplify_unary_operation): Likewise.
6105 (simplify_ternary_operation): Likewise.
6106 * cse.c (find_comparison_args): Convert to use
6107 can_reverse_comparison_p.
6108 (record_jump_equiv): Likewise.
6110 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6112 * arm.h (HARD_REGNO_RENAME_OK): Delete.
6113 (EPILOGUE_USES): Define.
6114 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
6115 automatically stack the LR if it isn't live.
6117 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
6119 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
6122 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
6124 * ggc-page.c (max_alignment): New structure.
6125 (MAX_ALIGNMENT): New macro.
6126 (init_ggc): Use it to round up the sizes in the
6127 extra_order_size_table.
6129 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6131 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
6134 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6136 * builtins.def (BUILT_IN_FPRINTF): New entry.
6138 * c-common.c (c_expand_builtin_fprintf): New function.
6139 (init_function_format_info): Handle __builtin_fprintf.
6140 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
6141 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
6143 * c-decl.c (duplicate_decls): Adjust comment.
6145 * extend.texi (fprintf): Document new builtin.
6147 2001-01-07 Richard Henderson <rth@redhat.com>
6149 * jump.c (simplejump_p): Recognize any single_set jump
6152 2001-01-07 Richard Henderson <rth@redhat.com>
6154 * configure.in (slibdir): Accept an --with-slibdir option.
6155 Use "test" not "[" in configure. Default to $(libdir).
6157 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
6159 * config/t-aix43 (SHLIB_INSTALL): Likewise.
6160 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
6161 (SHLIB_LINK): Create links for the soname.
6162 * config/mips/t-iris6: Likewise.
6163 * config/sparc/t-slibgcc: Likewise.
6164 * config/sparc/t-slibgcc-sld: Likewise.
6166 2001-01-07 Jakub Jelinek <jakub@redhat.com>
6168 * config/i386/i386.c (constant_call_address_operand): Accept
6169 (const (plus (symbol_ref) (const_int))).
6170 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
6171 constant_call_address_operand.
6173 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6175 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
6176 and LONG_LONG_TYPE_SIZE > 32.
6178 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6180 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
6181 the previous change.
6183 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
6185 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
6187 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
6188 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
6189 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
6192 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6194 * fix-header.c (read_scan_file): s/pfile/scan_in/.
6196 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6198 * c-lang.c (c_post_options): Call cpp_post_options.
6199 * objc/objc-act.c (objc_post_options): Similarly.
6200 * cppmain.c (main): Similarly.
6201 * fix-header.c (read_scan_file): Similarly.
6202 * cppinit.c (cpp_start_read): Move option consistency checks
6203 to cpp_post_options. Don't call init_dependency_output.
6204 If needed, add default target and main file dependency.
6205 (OPT_MD, OPT_MMD): Remove.
6207 (cpp_handle_option): Update for OPT_* changes.
6208 (cpp_post_options): New.
6209 (init_dependency_output): Command line -MF overrides environment
6210 variables. Don't set default target etc. Suppress output
6211 if dependencies are going to stdout.
6212 (print_help): Update.
6213 * cpplib.h (cpp_post_options): New.
6214 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
6216 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
6218 * jump.c (comparison_dominates_p): Support unordered compares.
6220 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
6222 * simplify-rtx.c (simplify_relational_operation): Always simplify
6223 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
6226 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
6228 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
6229 (nonzero_bits): Likewise.
6230 (simplify_comparison): Likewise.
6231 (num_sign_bit_copies): Likewise; return more sane value depending
6232 on STORE_FLAG_VALUE.
6233 (known_cond): Do not assume EQ to be always true for equivalent
6236 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
6238 * cse.c (fold_rtx): Handle unordered comparisons.
6240 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
6242 * rtlanal.c (set_of_1): New static function.
6243 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
6244 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
6245 reg_set_last_last_regno): Remove.
6246 (set_of): New global function.
6247 (set_of_data): New structure.
6248 (reg_set_p, reg_set_last): Revamp for set_of.
6249 * rtl.h (set_of): New.
6251 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6253 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
6254 * extend.texi: Document _Exit builtin.
6256 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6258 * (initialize, initialize_builtins,
6259 initialize_dependency_output, initialize_standard_includes):
6260 Rename s/initialize/init. Update.
6261 (init_dependency_output): Move to after
6262 cpp_handle_options, the correct location temporally at least.
6263 (opt_comp): Move next to init (), its caller. Fix prototype.
6264 (init): Make "initialized" local scope.
6265 (cpp_create_reader): Always call init ().
6266 (cpp_start_read): Update.
6267 (output_deps): New function, broken out of cpp_finish.
6268 (cpp_finish): Break out output_deps.
6270 2001-01-07 Richard Henderson <rth@redhat.com>
6272 * collect2.c (COFF specific stuff): Revert 12-06 patch
6273 to prototype system functions.
6275 2001-01-07 Michael Hayes <mhayes@redhat.com>
6277 * hard-reg-set.h: Add multiple include guard.
6278 * basic-block.h (struct loop): Add `sink' field.
6279 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
6280 (emit_iv_add_mult): Delete.
6281 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
6282 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
6283 (unroll_loop): Remove end_insert_before argument.
6284 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
6285 (maybe_eliminate_biv_1): Likewise.
6286 (emit_iv_add_mult): Delete.
6287 (gen_add_mult, loop_regs_update): New.
6288 (loop_insn_emit_after, loop_insn_emit_before): New.
6289 (loop_insn_sink, loop_insn_sink_or_swim): New.
6290 (emit_iv_add_mult): Delete.
6291 (scan_loop): Set loop->sink.
6292 (loop_givs_reduce): Use loop_insn_sink and its ilk.
6293 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
6294 (maybe_eliminate_biv_1): Likewise.
6295 (maybe_eliminate_biv_1): Add basic block argument.
6296 * unroll.c (unroll_loop): Remove end_insert_before argument.
6297 (find_splittable_regs): Likewise.
6298 (find_splittable_regs): Use loop_insn_sink and its ilk.
6299 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
6301 2001-01-07 Michael Hayes <mhayes@redhat.com>
6303 * loop.h (loop_insn_hoist): New prototype.
6304 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
6305 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
6306 (check_dbra_loop, load_mems): Likewise.
6307 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
6308 (find_splittable_givs): Likewise.
6310 2001-01-07 Michael Hayes <mhayes@redhat.com>
6312 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
6314 2001-01-07 Richard Henderson <rth@redhat.com>
6316 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
6318 2001-01-07 Richard Henderson <rth@redhat.com>
6320 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
6321 NO_SHARED_LIBGCC_MULTILIB as required for the target.
6322 * gcc.c (init_spec): Massage the existing libgcc_spec into a
6323 variant that handles a shared libgcc.
6324 (process_command): Always validate -{static,shared}-libgcc.
6325 (do_spec_1): New 'M' case.
6326 * invoke.text (Link Options): Document -{static,shared}-libgcc.
6328 2001-01-07 Richard Henderson <rth@redhat.com>
6330 * Makefile.in (slibdir): New variable.
6331 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
6332 (installdirs): Create slibdir.
6333 (install-libgcc, install-multilib): Defer to libgcc.mk.
6334 * configure.in (slibdir): Substitute.
6335 * mklibgcc.in (install): New target.
6337 * config/t-linux (SHLIB_LINK): Create links for the soname.
6338 (SHLIB_INSTALL): New.
6339 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6340 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6341 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6342 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6343 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6345 2001-01-07 Richard Henderson <rth@redhat.com>
6347 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6348 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6349 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6351 2001-01-07 Michael Hayes <mhayes@redhat.com>
6353 * loop.c (count_loop_regs_set): Delete.
6354 (load_mems_and_recount_loop_regs_set): Delete.
6355 (loop_regs_scan): Merge common code from count_loop_regs_set,
6356 scan_loop, and load_mems_and_recount_loop_regs_set.
6357 (scan_loop): Call load_mems directly and loop_regs_scan
6358 again if new registers created.
6360 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6362 * toplev.c (main): Call the front-end specific post_options
6363 hook if one is given.
6364 * toplev.h (struct_lang_hooks, lang_hooks): New.
6365 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6366 for the C front end.
6367 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6368 lang_hooks for the C++ front end.
6369 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6370 lang_hooks for the ObjC front end.
6371 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6372 * java/lang.c (lang_hooks): Hooks for the Java front end.
6374 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6376 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6377 for verbose DWARF[2] debugging.
6378 (cb_define, cb_undef): The new callbacks.
6379 * toplev.h (debug_define, debug_undef): Make const correct.
6380 * toplev.c (debug_define, debug_undef): Similarly. Do not
6381 perform the verbosity tests here anymore.
6383 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6385 * reload.c (subst_reloads): Take INSN argument. When
6386 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6387 * reload.h (subst_reloads): Adjust prototype.
6388 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6389 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6390 present in JUMP_INSNs and copy them to JUMP_LABEL.
6391 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6392 JUMP_INSNs and insns with REG_LABELs that are followed by
6393 JUMP_INSNs with the same REG_LABEL.
6394 * sched-rgn.c (is_cfg_nonregular): Likewise.
6395 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6397 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6399 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6401 2001-01-06 Richard Henderson <rth@redhat.com>
6403 * loop.c (scan_loop): Use xcalloc for the regs array.
6404 (load_mems_and_recount_loop_regs_set): Zero the new memory
6405 received from xrealloc.
6407 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6409 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6411 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6413 * integrate.c (copy_rtx_and_substitute): When copying
6414 an ignored return value, strip REG_FUNCTION_VALUE_P.
6416 2001-01-06 Michael Hayes <mhayes@redhat.com>
6418 * loop.c (debug_biv, debug_giv): New.
6419 (loop_biv_dump): Break out from ...
6420 (record_biv): ... here.
6421 (loop_giv_dump): Break out from ...
6422 (record_giv): ... here.
6423 (loop_bivs_check): Use print_simple_rtl.
6424 * unroll.c (loop_iterations): Use print_simple_rtl.
6426 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6428 * pa.md (return, return_internal): Modify patterns to prevent regrename
6429 mucking with the return pointer.
6431 2001-01-05 Richard Henderson <rth@redhat.com>
6433 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6435 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6437 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6438 version supplied by Matteo Frigo.
6440 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6442 * cpp.texi: Update for -MQ.
6443 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6444 (cpp_cleanup): Always free pfile->deps.
6445 (initialize_dependency_output): Don't create pfile->deps.
6446 (cpp_handle_option): Similarly.
6448 * gcc.c (cpp_options): Handle -MQ.
6449 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6450 * mkdeps.c (base_name): Remove.
6451 (deps_init): Don't allocate vector space until it's needed.
6452 (deps_free): Only free vectors if allocated.
6453 (deps_add_target, deps_add_dep): Update for initial allocation.
6454 (deps_add_default_target): Don't strip to the base_name.
6456 2001-01-05 DJ Delorie <dj@redhat.com>
6458 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6459 (INIT_EXPANDERS): Define.
6461 * config/v850/v850.c (struct machine_function): Define.
6462 (v850_save_machine_status): New function.
6463 (v850_restore_machine_status): New function.
6464 (v850_return_addr): New function.
6465 (v850_init_expanders): New function.
6467 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6468 and v850_init_expanders.
6470 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6472 * cpplib.h (struct cpp_reader): Add help_only field.
6473 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6474 (cpp_handle_option): Set pfile->help_only if we see -h,
6475 --help, -target-help, or --version. Print version string but
6476 do not set help_only if we see -v or -version. Make text
6477 printed by -v match that printed by (-)-version.
6479 * cppmain.c (main): Exit after option parsing if
6480 pfile->help_only is true.
6482 * toplev.c (independent_decode_option): Call print_version,
6483 then exit, if we see --version (but not -version).
6484 (print_version): Split lengthy message into two lines.
6486 2001-01-05 Nick Clifton <nickc@redhat.com>
6488 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6489 temporary string for initialisation before calling ggc_alloc_string.
6491 2001-01-06 Michael Hayes <mhayes@redhat.com>
6493 * rtl.h (print_simple_rtl): New.
6494 * print-rtl.c (print_simple_rtl): New.
6496 (print_rtx): Disable printing of flags and modes, etc.,
6497 if `flag_simple` nonzero.
6499 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6501 * function.c (fixup_var_refs): Use push_to_full_sequence where
6504 2001-01-05 Michael Meissner <meissner@redhat.com>
6506 * flags.h (flag_reorder_blocks): Add declaration.
6507 (flag_rename_block): Ditto.
6509 2001-01-05 DJ Delorie <dj@redhat.com>
6511 * function.c (reorder_blocks): Make sure the flags are all reset
6512 before using them to mark blocks, else a second invocation will
6513 corrupt the block chain.
6514 (reorder_blocks_0): New, resets the flags.
6516 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6518 * cse.c (find_comparison_args): Stop if the argument is known to
6521 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6523 * config/sh/sh.md (movdf): When splitting load into pair of
6524 registers, don't clobber the register used in the address too
6527 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6529 * varasm.c (mark_constant_pool): Improve initial comments.
6530 (mark_constants): Move marking of constants to mark_constant.
6531 (mark_constant): New function to recursively mark all constants
6532 referred to by a constant.
6534 2001-01-05 Catherine Moore <clm@redhat.com>
6536 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6538 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6540 * cp/lang-options.h: Bring comment in line with reality.
6541 * f/lang-options.h: Likewise.
6542 * java/lang-options.h: Likewise.
6543 * objc/lang-options.h: Likewise.
6544 * ch/lang-options.h: Likewise.
6545 * f/g77.texi: And update the manual.
6547 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6548 Denis Chertykov <denisc@overta.ru>
6550 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6551 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6552 * config/avr/avr.md (all peepholes that request a scratch register):
6553 Call it, FAIL the peephole if not safe (in interrupt functions).
6555 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6557 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6559 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6561 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6563 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6564 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6565 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6566 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6567 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6569 * extend.texi: Document these builtins.
6571 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6573 * c-common.c (lang_get_alias_set): Say we know nothing of
6574 VECTOR_TYPE aliasing.
6576 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6578 2001-01-05 Bruce Korb <bkorb@gnu.org>
6580 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6581 their x* equivalent versions for atexit-less systems
6582 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6583 systems (or any other system any more).
6585 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6587 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6588 output operands. Use arm_hard_register_operand for operand 4.
6589 (stmsi_postinc): Similarly.
6590 (ldmsi): Use arm_hard_register_operand for opernand 2.
6592 * arm.c (arm_hard_register_operand): New function.
6593 * arm-protos.h (arm_hard_register_operand): Prototype it.
6595 * arm.h (HARD_REGNO_RENAME_OK): Define.
6597 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6599 * simplify-rtx.c (cfc_args): add "unordered" field.
6600 (check_fold_consts): Set unordered field.
6601 (simplify_relational_operation): Simplify the unordered
6604 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6607 * emit-rtl.c (try_split): Fix code to mark labels.
6608 * jump.c (mark_jump_label): Make global.
6609 * rtl.h (mark_jump_label): Declare.
6611 * predict.c (estimate_probability): Handle unordred comparisons.
6613 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6615 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6616 * cppinit.c (initialize_dependency_output): Update.
6617 (cpp_finish): Output dummy targets for -MP.
6619 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6620 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6621 * gcc.c (cpp_options): Update to handle -MP.
6622 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6623 to quote only the default target.
6624 (deps_phony_targets): Insert a preceding newline. Rename from
6625 deps_dummy_targets for consistency.
6628 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6630 * calls.c (emit_library_call_value_1): Support
6631 INIT_CUMULATIVE_LIBCALL_ARGS.
6632 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6634 2001-01-04 Richard Henderson <rth@redhat.com>
6636 * c-decl.c (finish_struct): Detect flexible array members
6637 used in an inappropriate context.
6638 * c-typeck.c (really_start_incremental_init): Special case
6639 constructor_max_index for zero length arrays.
6640 (pop_init_level): Allow initialization of flexible array
6641 members. Deprecate initialization of zero length arrays.
6642 Don't issue missing initializer warning for flexible array
6643 members or zero length arrays.
6644 (process_init_element): Don't dereference null DECL_SIZE.
6645 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6646 Don't abort for empty constructors. Use size_binop
6647 (output_constructor): Add commentary regarding zero length
6648 array futures. Abort if we try to initialize an array of
6649 unspecified length with a non-empty constructor in the middle
6652 * extend.texi (Zero Length): Update and clarify documentation
6653 on static initialization.
6655 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6657 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6658 with more than 32767 words of local storage.
6660 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6662 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6663 for 'abs', 'labs', and 'fabs'.
6664 (c4x_expand_builtin): Likewise.
6665 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6667 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6669 * config/sh/sh.md (prget, prset): New insn types.
6670 (return delay slot): Dont' allow prset.
6671 (call, sfunc delay slot): Don't allow prget.
6672 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6673 for prset and prget.
6675 2001-01-05 Michael Hayes <mhayes@redhat.com>
6677 * loop.h (struct loop_reg): New.
6678 (struct loop_regs): Change to use array of `struct loop_reg'.
6679 * loop.c: Replace assortment of varrays with single regs array.
6680 (count_one_set): Delete may_not_move array argument
6681 and use regs array instead. All caller's changed.
6682 (count_loop_regs_set): Delete may_not_move and single_usage
6683 arguments and use regs array instead. All caller's changed.
6684 (find_single_use_in_loop): Replace usage array argument with pointer
6685 to regs structure. All caller's changed.
6686 (loop_optimize): Delete `moved_once' array.
6688 2001-01-05 Michael Hayes <mhayes@redhat.com>
6690 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6691 Use it instead of loop_info->has_call for scanning loop mems.
6692 (check_dbra_loop): Replace loop_info->has_call test with
6693 loop_info->has_nonconst_call.
6695 2000-01-04 Matthew Hiller <hiller@redhat.com>
6697 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6700 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6702 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6703 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6705 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6707 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6708 (flag_short_double, flag_short_wchar): Define.
6709 (c_common_nodes_and_builtins): Create many tree nodes shared
6710 between C and C++ here instead of in cp/decl.c and ...
6711 * c-decl.c (init_decl_processing): ... here.
6712 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6713 (flag_short_double, flag_short_wchar): Don't define.
6714 (record_builtin_type): New function.
6715 (build_void_list_node): New function.
6716 * c-common.h (flag_short_double, flag_short_wchar,
6717 record_builtin_type, build_void_list_node): Declare.
6719 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6721 * integrate.c (expand_inline_function): Don't put a virtual
6722 register into the reg map.
6724 * function.c (fixup_var_refs_1): If force_operand didn't put
6725 the address into the target, move it there.
6727 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6729 Special-case tree_decl/tree_list allocations.
6730 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6731 (OBJECT_SIZE): New macro.
6732 (NUM_EXTRA_ORDER): Likewise.
6733 (extra_order_size_table): New variable.
6734 (NUM_ORDERS): New macro.
6735 (objects_per_page_table): New variable.
6736 (object_size_table): New variable.
6737 (G.pages): Use NUM_ORDERS to bound the array.
6738 (G.page_tails): Likewise.
6739 (DIV_ROUND_UP): Remove.
6740 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6741 (alloc_page): Use OBJECT_SIZE.
6742 (size_lookup): Don't make it const.
6743 (ggc_alloc): Use OBJECT_SIZE.
6744 (ggc_set_mark): Likewise.
6745 (ggc_get_size): Likewise.
6746 (init_ggc): Set up the object_size_table, objects_per_page_table,
6747 and adjust size_lookup.
6748 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6749 (ggc_pop_context): Use NUM_ORDERS.
6750 (clear_marks): Likewise.
6751 (sweep_pages): Likewise.
6752 (poison_pages): Likewise.
6753 (ggc_print_statistics): Use OBJECT_SIZE.
6755 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6757 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6758 Only call array_size_for_constructor if last field and array type
6759 with no upper bound.
6761 2001-01-04 Philip Blundell <philb@gnu.org>
6763 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6764 from bit 31 downwards, if this requires no more insns.
6765 (count_insns_for_constant): New helper function for above.
6767 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6769 * gencodes.c (output_predicate_decls): Remove empty initializer.
6771 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6773 * tree.c (copy_node): Remove documentation about obstacks.
6774 (buidl1): Check that nobody tries to build 2-argument nodes this
6777 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6779 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6782 * gencodes.c (output_predicate_decls): Fill empty initializer
6785 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6787 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6788 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6790 (do_include): Handle missing headers like cpp0.
6791 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6792 paths with first include pathname. Don't strcat to uninitialized
6795 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6797 * regrename.c (regrename_optimize): Don't rename from frame pointer
6798 if frame_pointer_needed.
6799 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6800 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6801 (ia64_reorg): Use it instead of scheduling if ! optimize.
6802 (errata_emit_nops): Properly call asm_noperands.
6803 (ia64_sched_reorder): Finish cycle if we see an asm.
6804 (ia64_variable_issue): Clear scheduling state after asms.
6806 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6808 * cpp.texi: Update for -MT.
6809 * cppinit.c (initialize_dependency_output): Add a default
6810 target if none has been given already.
6811 (no_tgt, OPT_MT): New.
6812 (cpp_handle_option): Handle -MT. Update -M etc.
6813 * cpplib.h (struct cpp_options): Remove deps_target.
6814 * gcc.c (cpp_options): Handle -MT.
6815 * mkdeps.c (struct deps): Move from mkdeps.h.
6816 (deps_calc_target): Rename deps_add_default_target. Add a
6817 default target if none has been specified already.
6818 * mkdeps.h (struct deps): Move to mkdeps.c.
6819 (deps_calc_target): Rename deps_add_default_target.
6821 2000-01-03 Richard Henderson <rth@redhat.com>
6823 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6825 * c-typeck.c (push_init_level): Move checks for flexible array
6826 members and zero length arrays ...
6827 (pop_init_level): ... here. Silently discard empty initializations.
6829 * varasm.c (output_constructor): Update for sizeof change to
6832 * extend.texi (Zero Length): Clarify semantics.
6834 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6836 * configure.in (tm.h): Include isns-codes.h last.
6837 * configure: Rebuilt.
6839 2001-01-03 Richard Henderson <rth@redhat.com>
6841 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6842 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6844 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6846 * tradcpp.c (main): Make sure finclude() is called with a valid
6847 indepth value while handling -include.
6849 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6851 * gencodes.c (output_predicate_decls): New function.
6853 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6854 even if it is not the first time machmode.h is #included.
6855 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6856 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6857 * gcc.texi (Copyright): Added 2001.
6859 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6861 * c-common.c (c_common_lang_init): New function. Warn if format
6862 warning options which only have effects when used with -Wformat
6863 are used without -Wformat.
6864 * c-common.h (c_common_lang_init): Declare.
6865 * c-lang.c (lang_init): Call c_common_lang_init.
6866 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6868 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6870 * configure.in: Check for the mktemp command.
6871 * configure: Regenerate.
6872 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6873 $TEMP. Create temporary files with mktemp, if available at
6874 configure time; otherwise use set -C. Remove temporary files
6877 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6879 * configure.in: Require at least texinfo 4.0. Check for whether
6880 Pod::Man is sufficiently recent to regenerate GCC manpages.
6881 * configure: Regenerate.
6882 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6884 (GENERATED_MANPAGES): Define.
6885 (generated-manpages): New target. Depend on cpp.1 as well as
6887 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6888 configure to generated-manpages or empty) rather than on the
6889 manpages directly. Remove execute permission from installed
6890 gcov.1 as well as cpp.1.
6891 * cpp.1, gcov.1: Regenerate.
6893 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6895 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6896 tree_low_cst. Allow using cmpstrsi in more cases.
6898 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6900 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6903 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6905 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6906 * Makefile.in (HOST_CFLAGS): Mention build-make.
6908 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6910 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6913 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6915 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6918 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6921 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6922 reg_base_value and reg_known_value arrays.
6923 (init_alias_analysis): Add more cases to detect known values.
6924 * sched-deps.c (deps_may_trap_p): New function.
6925 (sched_analyze_2): Use it.
6927 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6929 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6930 don't discard an ASHIFTRT if we're shifting in a wider mode.
6932 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6934 * toplev.c (rest_of_compilation): Don't print basic block information
6935 when CFG isn't up to date.
6937 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
6939 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
6940 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
6941 (UNALIGNED_SHORT_ASM_OP): Define.
6942 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
6944 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6946 * fold-const.c (fold_convert): Fix typo.
6948 2001-01-02 Richard Henderson <rth@redhat.com>
6950 * c-common.h (ASM_INPUT_P): New.
6951 * c-parse.in (asm): Set it when needed.
6952 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
6953 existance of an operand.
6955 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
6957 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
6958 (dwarf2out_frame_debug_expr): Likewise.
6959 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
6961 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
6963 * i386.c (ix86_split_to_parts): Return number of part required;
6965 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
6967 (ix86_split_long_move): Use number of part returned
6968 by ix86_split_to_parts
6969 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
6971 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
6972 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
6973 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
6974 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
6975 (ALIGN_MODE_128): Add TFmode.
6976 (IS_STACK_MODE): Likewise.
6977 (HARD_REGNO_NREGS): TFmode needs 3 registers.
6978 (HARD_REGNO_OK): Support TFmodes.
6979 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
6980 * i386.md (scheduler definitions): Use memory operand to determine
6981 fst/fld instructions; use mode attribute to determine real mode of
6983 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
6984 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
6986 2001-01-02 Mark Mitchell <mark@codesourcery.com>
6988 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
6990 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
6992 * expr.c (store_constructor_field): Update ALIGN before calling
6995 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
6997 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
7000 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7002 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
7005 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7007 * c-decl.c (start_function): Don't warn on third parameter to main.
7009 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7011 * tsystem.h: Define HAVE_DECL_GETOPT.
7013 2001-01-02 Philip Blundell <pb@futuretv.com>
7015 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
7018 2001-01-02 Richard Henderson <rth@redhat.com>
7020 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
7022 2001-01-02 Andreas Jaeger <aj@suse.de>
7024 * c-decl.c (c_decode_option): Remove support of
7027 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
7028 (W_options): Add -Wmissing-noreturn here.
7030 * flow.c: Define lang_missing_noreturn_ok_p.
7031 (check_function_return_warnings): Use it.
7033 * c-common.h: Declare lang_missing_noreturn_ok_p.
7035 * c-lang.c (c_missing_noreturn_ok_p): New function.
7036 (lang_init): Set lang_missing_noreturn_ok_p.
7038 * invoke.texi (Warning Options): Document this.
7040 2000-12-27 Phil Edwards <pme@sources.redhat.com>
7042 * extend.texi (C++ Extensions): New node for C++ attributes;
7043 describe init_priority and com_interface.
7044 * invoke.texi: Remove -finit-priority as it now has zero effect.
7045 * install.texi: Fix xref syntax.
7046 * md.texi: Likewise.
7048 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7050 * config.gcc (sparc64-wrs-vxworks*): New case.
7051 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
7053 * config/sparc/sparc.c (sparc_override_options): Do support different
7054 pointer and architecture size.
7055 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
7056 (POINTERS_EXTEND_UNSIGNED): Define.
7057 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
7058 (FUNCTION_MODE): Define to be Pmode.
7059 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
7061 * function.c (expand_function_end): Properly handle DECL_RESULT
7062 and copy when ptr_mode != Pmode.
7063 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
7065 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7067 * c-common.c (c_common_nodes_and_builtins): Set prototype
7068 parameters for __builtin_fputs, __builtin_fputc and
7069 __builtin_fwrite. Don't declare plain fputc as a builtin.
7071 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7073 * loop.c (add_label_notes): Increment the label usage count when
7074 a note is added to an insn which refers to a CODE_LABEL.
7075 * gcse.c (add_label_notes): Likewise.
7077 2001-01-01 Andreas Jaeger <aj@suse.de>
7079 * loop.c (scan_loop): Use xmalloc to allocate movables.
7081 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
7083 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
7084 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
7085 * reload1.c (REGISTER_MOVE_COST): Likewise.
7086 * regclass.c (REGISTER_MOVE_COST): Likewise.
7087 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
7088 dimension. Adjust all users.
7089 (init_reg_sets_1): Iterate on all modes.
7090 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
7091 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
7092 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
7093 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
7094 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
7095 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
7096 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
7097 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
7098 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
7099 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
7100 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
7101 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
7102 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
7103 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
7104 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
7105 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
7106 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
7107 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
7108 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
7109 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
7110 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
7111 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
7112 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
7113 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
7114 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
7115 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
7116 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
7118 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7120 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
7121 arg VARIES_P. Call it with extra arg.
7122 (true_dependence): Likewise.
7123 * rtl.h (rtx_addr_can_trap_p): Declare.
7124 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
7126 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
7127 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
7128 pic offset table register if it's zero. All callers changed.
7129 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
7131 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7133 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
7134 STRING_POOL_ADDRESS_P.
7136 * config/sparc/sparc.c (input_operand): Properly test for short op.
7138 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
7139 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
7140 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
7141 * config/sparc/elf.h: No longer include sol2.h.
7142 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
7143 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
7145 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
7147 2001-01-01 Michael Hayes <mhayes@redhat.com>
7149 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
7150 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
7151 (record_initial): Likewise.
7152 * unroll.c (copy_loop_body, loop_iterations): Likewise.
7153 (remap_split_bivs): Likewise.
7155 2001-01-01 Michael Hayes <mhayes@redhat.com>
7157 * loop.c (loop_ivs_free): New function.
7158 (strength_reduce): Break out from...
7160 2001-01-01 Michael Hayes <mhayes@redhat.com>
7162 * loop.h (struct iv): New.
7163 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
7164 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
7165 'reg_biv_class' fields with 'regs' and 'n_regs'.
7166 (struct ivs): Rename 'loop_iv_list' field to 'list'.
7167 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
7168 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
7170 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
7172 * resource.c (mark_referenced_resources): Abort() before
7173 attempting to mark a pseudo register.
7174 (mark_set_resources): Likewise.
7176 2001-01-01 Michael Hayes <mhayes@redhat.com>
7178 * loop.h (REG_IV_CLASS): New accessor macro.
7179 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
7180 * unroll.c (REG_IV_CLASS): Likewise.
7182 See ChangeLog.4 for earlier changes.