1 2001-03-27 Richard Henderson <rth@redhat.com>
3 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
4 Auto-inc addresses trap only if their base register does.
6 * except.c (can_throw_internal): Rename from can_throw.
7 * except.h, resource.c: Update references.
9 * integrate.c (copy_insn_list): Use returnjump_p.
10 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
12 * function.h (struct function): Move all boolean valued fields
13 to single bit fields at the end of the struct.
15 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
17 Rename asynchronous_exceptions to flag_non_call_exceptions.
19 * gthr-single.h (UNUSED): New. Distinguish between how C
20 and C++ mark unused function arguments. Use throughout.
22 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
23 value to target configuration header.
24 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
25 * config.in, configure: Rebuild.
26 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
27 configuration and target defines.
28 (exceptions_via_longjmp): Remove.
29 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
30 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
32 * except.h (flag_non_call_exceptions): Move ...
35 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
36 exceptions, put the note on the trapping instruction.
38 * flags.h (flag_new_exceptions): Remove.
39 * toplev.c: Don't set it.
40 * final.c: Don't check it.
41 * except.c: Provide stub definition.
43 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
44 (calculate_global_regs_live): Kill call-clobbered registers
45 across exception edges.
46 * reg-stack.c (convert_regs_1): Kill the entire target stack
47 across non-call exception edges.
49 * flow.c (cleanup_cfg): Take no argument.
50 * output.h, sibcall.c, toplev.c: Update all calls.
52 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
54 * configure.in: Don't check for bcopy.
55 * configure, config.in: Regenerate.
57 * system.h: Don't define or prototype bcopy, instead poison it.
59 2001-03-27 Richard Henderson <rth@redhat.com>
61 * function.c (expand_function_start): Set DECL_REGISTER on
62 a pseudo used for DECL_RESULT.
64 * rtl.h (LCT_NORETURN): New.
65 * calls.c (emit_library_call_value_1): Handle it.
67 2001-03-27 Stan Shebs <shebs@apple.com>
69 * objc/objc-act.c (objc_init): Use dump_base_name.
70 (gen_declaration): Clear the buffer arg.
71 (gen_declaration_1): New function, body of gen_declaration.
72 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
73 (gen_method_decl): Ditto, plus always clear buffer arg.
74 (error_with_ivar): Simplify.
75 (warn_with_method): Ditto.
76 (build_message_expr): Don't clear buffers.
77 (dump_interface): Ditto.
79 (build_keyword_selector): Clear the buffer by only zeroing
81 (objc_implementation_context): Declare.
82 (start_class): Warn about missing @end.
85 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
87 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
89 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
91 * Makefile.in (SYSTEM_H): Define.
92 Depend on $(SYSTEM_H), not system.h.
94 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
96 2001-03-27 Jim Wilson <wilson@redhat.com>
98 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
100 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
101 (process_epilogue): New static function.
102 (process_set): Call process_epilogue instead of emitting .restore
104 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
106 * flow.c (struct reg_cond_life_info): New fields orig_condition
108 (init_propagate_block_info): Set new fields.
109 (mark_regno_cond_dead): Set and use new fields.
110 (flush_reg_cond_reg_1): Likewise.
111 (and_reg_cond, case AND): Check for redundant AND conditions.
112 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
115 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
117 * cppmacro.c (stringify_arg): Null terminate strings.
119 2001-03-27 Zack Weinberg <zackw@stanford.edu>
121 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
122 inclusion style. xm-m68hc11.h no longer exists.
123 * config/m68hc11/xm-m68hc11.h: Delete file.
124 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
126 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
127 Don't define GCC_VERSION, N_, or PARAMS; don't include
128 gansidecl.h or stdio.h. Define inhibit_libc here.
129 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
130 Delete code conditioned on #if GCC_VERSION == 2095.
132 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
133 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
134 Delete code conditioned on #if GCC_VERSION == 2095.
136 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
138 * system.h: Include symcat.h.
139 (STRINGIFY): Don't define.
141 * configure.in: Adjust comment.
143 * builtins.c: Use STRINGX, not STRINGIFY.
144 * gencheck.c: Likewise.
145 * gengenrtl.c: Likewise.
146 * protoize.c: Likewise.
148 * cpplex.c: Don't include symcat.h.
149 * cpplib.c: Likewise.
151 * gansidecl.h (HAVE_STRINGIZE): Don't define.
153 2001-03-27 Alan Modra <alan@linuxcare.com.au>
155 * c-typeck.c (digest_init): Fold init expression.
157 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
159 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
161 2001-03-27 Alan Modra <alan@linuxcare.com.au>
163 * except.c (eh_regs): Save results of build_pointer_type to a temp
164 as FUNCTION_VALUE macro may evaluate its args multiple times.
166 2001-03-26 Mark Mitchell <mark@codesourcery.com>
168 * c-common.h (DECL_NUM_STMTS): New macro.
169 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
171 (pushdecl): Likewise.
172 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
173 * integrate.c (expand_inline_function): Don't check
175 * print-tree.c (print_node): Don't print it.
176 * toplev.c (rest_of_compilation): Don't try to inline when
177 flag_no_inline is on.
178 * tree.h (DECL_FRAME_SIZE): Remove.
179 (tree_decl): Adjust accordingly.
181 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
183 * combine.c (try_combine): Use memcpy, not bcopy.
185 * genattrtab.c (expand_units): Likewise.
187 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
189 * i386.md (push mem DI peep2): New.
190 (mov 0, mov -1 peep2): Handle 64bit.
191 (lea to arithmetics peep2): Handle 64bit leas.
192 (rsp arithmetics to push/pop peep2s): New.
194 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
196 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
198 * i386.c (struct machine_function): Add save_varrargs_registers.
199 (ix86_save_varrargs_registers): New macro.
200 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
201 (ix86_expand_prologue): Likewise.
202 (ix86_emit_epilogue_esp_adjustement): Likewise.
203 (ix86_expand_epilogue): Likewise.
204 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
205 (pro_epilogue_adjust_stack_1): New insn.
206 (pro_epilogue_adjust_stack_rex64): Likewise.
207 * i386.h (MASK_NO_RED_ZONE): New constant.
208 (TARGET_RED_ZONE): New macro.
209 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
210 (RED_ZONE_SIZE): New constant.
211 (RED_ZONE_RESERVE): New constant.
213 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
215 * toplev.c (set_float_handler): Use memcpy, not bcopy.
217 2001-03-25 Kazu Hirata <kazu@hxi.com>
219 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
225 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
227 * mkconfig.sh (DEFINES): Handle entries with '='.
229 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
230 Set xm_defines to MACRO=value instead.
232 * i370/xm-mvs.h: Delete.
234 * ns32k/xm-pc532-min.h: Likewise.
236 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
238 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
240 use ix86_expand_binary_operator
241 (?sh??i_?): Disable for 64bit.
242 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
243 * i386.c (shiftdi_operand): New predicate.
245 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
246 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
247 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
248 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
249 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
250 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
251 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
252 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
253 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
254 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
255 (rotldi3, rotrdi3): New expanders.
257 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
259 * i386.md (movstrsi): Move offline.
261 (strmovdi_rex64): New.
262 (strmov?i): Accept 64bit.
263 (strmov?i_rex64): New.
264 (strmov?i_rex_1): New.
265 (strmov?i_1): Disable for 64bit.
266 (rep_mov?i_rex64): New.
267 (rep_mov?i): Disable for 64bit.
268 (clrstrsi): Move offline.
269 (strset?i_rex64): New.
270 (strset?i: Accept 64bit.
271 (rep_stos?i): Disable for 64bit.
272 (rep_stos?i_rex64): New.
273 (strset?i_rex_1): New.
274 (strset?i_1): Disable for 64bit.
275 (cmpstrsi): Accept 64bit.
276 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
277 (cmpstrqi_nz_rex_1): New.
278 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
279 (strlensi): Move offline.
281 (strlenqi_1): Disable for 64bit; fix constraints.
282 (strlenqi_rex_1): New.
283 * i386.c (ix86_adjust_counter): New static function.
284 (ix86_zero_extend_to_Pmode): Likewise.
285 (ix86_expand_aligntest): Likweise.
286 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
287 (ix86_expand_movstr): New global function.
288 (ix86_expand_clrstr): New global function.
289 (ix86_expand_strlen): New global function.
290 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
291 ix86_expand_strlen): Declare.
292 (ix86_expand_strlensi_unroll_1): Delete.
294 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
296 * i386.md (cmpdi): Fix operand predicates.
297 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
298 cmpdi_1_insn_rex64): New patterns.
299 (adddi3): Turn to expander.
300 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
301 (addsi3_carry_zext): New pattern.
302 (adddi_?_rex64): New patterns and splitters.
303 (addsi_?_zext): New patterns.
304 (subsi3_carry_zext): New pattern.
305 (subdi_?_rex64): New patterns and splitters.
306 (iorsi_?_zext): New patterns.
307 (iordi_?_rex64): New patterns and splitters.
308 (iorsi_?_zext): New patterns.
309 (iorsi_?_zext_imm): New patterns.
310 (xorsi_?_zext): New patterns.
311 (xordi_?_rex64): New patterns and splitters.
312 (xorsi_?_zext): New patterns.
313 (negdi*): New patterns.
314 (one_cmpldi*): Likewise.
315 (one_cmplsi*_zext, negsi*_zext): Likewise.
316 (testqi_ext_3_rex64): New pattern.
318 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
320 * i386-protos.h (ix86_split_long_move): Return void.
321 * i386.c (ix86_split_to_parts): Handle 64bit target.
322 (ix86_split_long_move): Likewise.
323 * i386.md (all calls to ix86_split_long_move): Update.
325 2001-03-23 Richard Henderson <rth@redhat.com>
327 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
328 to avoid shadowing arguments.
330 2001-03-23 Jakub Jelinek <jakub@redhat.com>
332 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
333 to variable names where DECL_NAME is different from
336 2001-03-23 Jim Wilson <wilson@redhat.com>
338 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
339 (assemble_alias): Call make_decl_rtl.
341 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
343 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
345 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
347 * extend.texi: Document the "java_interface" attribute.
349 2001-03-22 Zack Weinberg <zackw@stanford.edu>
351 * mkconfig.sh: Use a subshell with redirected stdout,
352 instead of closing stdout and confusing commands that run
353 afterward. Throw away output of cmp.
355 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
357 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
359 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
361 * i386.md (zero_extendsidi2_32): Break out from ...
362 (zero_extendsidi2): ... here ; turn to expander.
363 (zero_extendsidi2_rex64): New.
364 (extendsidi2_32): Break out from ...
365 (extendsidi2): ... here ; turn to expander.
366 (extendsidi2_rex64): New.
367 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
368 (trunc?f?f splitters): Add 64bit versions.
370 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
372 * i386.md (pushsi, pushsi2_prologue): Disable.
373 (pushsi2_rex64): New.
374 (movabs?i_1_rex64, movabs?i_2_rex64): New.
375 (movqi_ext_1): Disable for 64bit.
376 (movqi_ext_1_rex64): New.
377 (pushdi2_rex64): New pattern, peep2s and splitter.
378 (pushdi2_prologue_rex64): New pattern.
379 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
381 (movdi splitters): Disable for 64bit.
382 (movdi_1_rex64): New pattern, peep2s and splitters.
383 (swapdi): New pattern.
384 (pushsf): Disable for 64bit.
385 (pushsf_rex64): New pattern and splitter.
386 (pushdf_nointeger): Disable for 64bit.
387 (pushdf_integer): Handle the 64bit case.
388 (pushtf): Likewise; update splitters.
390 2001-03-22 Richard Henderson <rth@redhat.com>
392 * mkconfig.sh: Include insn-flags.h.
393 * Makefile.in (CONFIG_H): Include insn-flags.h.
394 (lots of objects): Remove insn-codes.h and insn-flags.h.
396 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
397 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
398 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
399 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
400 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
401 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
402 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
403 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
404 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
405 v850/v850.c, vax/vax.c:
406 Don't include insn-flags.h.
408 * diagnostic.c, expr.h, reload.c, toplev.c:
409 Don't include insn-codes.h.
411 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
412 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
413 c4x/c4x.c, i960/i960.c, mips/mips.c:
414 Don't include insn-codes.h or insn-flags.h.
416 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
417 or insn-flags.h in the generated code.
418 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
419 (main): Forward declare struct rtx_def.
421 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
423 * invoke.texi (-ffast-math): Remove duplicate line about
426 * gcc.texi: Remove more obsolete documentation of bugs and
427 installation problems.
429 2001-03-21 Kazu Hirata <kazu@hxi.com>
431 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
434 2001-03-20 Jason Merrill <jason@redhat.com>
436 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
438 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
439 * varasm.c (CHKR_PREFIX): Likewise.
441 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
443 * gcse.c (hash_scan_set): An expression is not anticipatible if it
444 is part of a multi-SET insn.
446 * cse.c (find_comparison_args): Remove previous change.
447 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
450 * config/i386/i386.md (conditional_trap): Remove warning.
452 * recog.c (push_operand): Fix error in last change that caused
453 undefined symbol on many targets.
455 * sdbout.c: #include ggc.h.
456 (sdbout_init): Move to end of file.
457 Call ggc_add_tree_root for anonymous_types.
458 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
459 (sdbout_one_type): Use DECL_NAME for field name.
460 * Makefile.in (sdbout.o): Show includes ggc.h.
462 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
464 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
465 (override_options): Use properlimits for preferred_stack_boundary.
466 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
468 (ext_register_operand): Accept DImode.
469 (load_pic_register): Abort on 64bit.
470 (gen_push): Use Pmode instead of SImode.
471 (ix86_save_reg): Pic reg is never used on 64bit.
472 (ix86_expand_prologue): Likewise.
473 (ix86_emit_save_regs): Use Pmode instead of SImode.
474 (legitimate_address_p): Check displacement for 64bit.
475 (print_operand): Avoid outputting of (%rip) on 64bit.
476 (print_operand_address): Output (%rip) where possible.
477 (split_di): Abort on 64bit registers.
478 (ix86_expand_branch): DImode comparison is simple for x86_64.
479 (memory_address_length): Recognize memory addresses formed using
481 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
483 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
485 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
487 * recog.c (push_operand): Recognize new format of push instructions.
489 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
491 * i386.md (pushqi1): New.
492 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
493 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
494 x86_64_immediate_operand, x86_64_immediate_operand,
495 x86_64_zext_immediate_operand): Declare.
496 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
497 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
498 x86_64_immediate_operand, x86_64_immediate_operand,
499 x86_64_zext_immediate_operand): define.
500 * i386.h (PREDICATE_CODES): Add new predicates.
502 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
504 * i386.md (pophi1, popqi1, pushqi1): Remove.
506 * expr.c (emit_single_push_insn): New function.
507 (move_by_pieces): Accept NULL as destination for push instructions.
508 (gen_push_operand): Kill.
509 (emit_push_insn): Pass NULL when pushing; avoid updating of
511 * expr.h (gen_push_operand): Kill.
513 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
515 * rtl.texi (COMPARE): Clarify documentation and reference section
518 2001-03-20 Stan Shebs <shebs@apple.com>
520 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
521 (get_object_reference): Ditto.
522 (error_with_ivar): Use error_with_file_and_line.
523 (warn_with_method): Use warning_with_file_and_line.
525 2001-03-20 Tom Tromey <tromey@redhat.com>
527 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
529 2001-03-20 Mark Mitchell <mark@codesourcery.com>
531 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
532 variables that are TREE_PUBLIC, even if not TREE_STATIC.
534 2001-03-20 DJ Delorie <dj@redhat.com>
536 * Makefile.in (install-libgcc): Pass complete list of variables.
537 (install-multilib): Ditto.
539 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
541 * config/i386/cygwin.h: Declare ctor_section, dtor_section
542 drectve_section, switch_to_section.
544 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
545 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
546 i386_pe_mark_dllimport.
548 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
550 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
553 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
554 i386_pe_* functions with char * arguments.
556 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
558 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
560 (movsi_ie): Introduce fpul store.
562 2001-03-20 Alan Modra <alan@linuxcare.com.au>
564 * Makefile.in (OBJS): Remove hashtab.o.
566 2001-03-19 Stan Shebs <shebs@apple.com>
568 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
569 * c-lang.c (maybe_objc_method_name): Ditto.
570 * c-tree.h (maybe_objc_method_name): Remove decl.
572 2001-03-19 Tom Tromey <tromey@redhat.com>
574 * gcc.c (init_gcc_specs): Fix comment.
576 2001-03-19 Mark Mitchell <mark@codesourcery.com>
578 Compute DECL_ASSEMBLER_NAME lazily.
579 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
580 (DECL_ASSEMBLER_NAME_SET_P): New macro.
581 (SET_DECL_ASSEMBLER_NAME): Likewise.
582 (COPY_DECL_ASSEMBLER_NAME): Likewise.
583 (set_decl_assembler_name): Declare.
584 (lang_set_decl_assembler_name): Likewise.
585 * tree.c (lang_set_decl_assembler_name): New variab.e
586 (set_decl_assembler_name): New function.
587 (init_obstacks): Set lang_set_decl_assembler_name.
588 (build_decl): Don't set DECL_ASSEMBLER_NAME.
589 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
590 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
591 where it's not necessary.
592 (builtin_function): Likewise.
593 (finish_decl): Likewise.
594 * dbxout.c (dbxout_type_methods): Likewise.
595 * ggc-common.c (ggc_mark_trees): Likewise.
596 * profile.c (output_func_start_profiler): Likewise.
597 * varasm.c (make_decl_rtl): Likewise.
599 * cse.c (find_comparison_args): Update documentation. Fix
600 mishandling of COMPARE operations.
602 * tree.def (ABS_EXPR): Add documentation.
603 * fold-const.c (fold): Improve folding of ABS_EXPRs.
605 2001-03-19 Zack Weinberg <zackw@stanford.edu>
607 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
609 2001-03-19 Jakub Jelinek <jakub@redhat.com>
611 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
612 Remove ia32 linux PIC kludge and move it...
613 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
615 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
617 * i386.md (absdf2 expander): Fix 64bit case.
619 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
621 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
623 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
625 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
627 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
629 * README.X11: Remove obsolete file.
631 2001-03-18 Anthony Green <green@redhat.com>
633 * config/pj/pj.h: Remove some trailing commas.
634 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
636 2001-03-18 Richard Henderson <rth@redhat.com>
638 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
640 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
641 defaults for them here.
643 2001-03-17 Anthony Green <green@redhat.com>
645 * config/pj/lib1funcs.S: Fix broken comment.
646 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
649 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
651 * gcc.texi: Remove obsolete information relating to build and
652 installation problems with enquire or the Pyramid C compiler.
654 2001-03-17 Richard Henderson <rth@redhat.com>
656 * dwarf2out.c (queue_reg_save): New.
657 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
658 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
660 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
661 (cfa, cfa_store, cfa_temp): Make static.
662 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
664 2001-03-17 Richard Henderson <rth@redhat.com>
666 * integrate.h (struct inline_remap): Add local_return_label.
667 * integrate.c (expand_inline_function): Initialize it and emit
668 it after copy_insn_notes.
669 (copy_insn_list): Don't store local_return_label here.
670 (copy_insn_notes): New function split out from copy_insn_list.
672 2001-03-17 Richard Henderson <rth@redhat.com>
674 * dwarf2out.c (lookup_filename): Emit .file if the assembler
675 is generating .debug_line.
676 (dwarf2out_init): Add main_input_filename to the file table first.
677 * configure.in (as_dwarf2_debug_line): Test with file number 1
678 instead of file number 0.
680 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
682 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
683 (gen_rtx_combine): Deleted; all references changed as appropriate.
684 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
686 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
688 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
690 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
693 2001-03-16 Jim Wilson <wilson@redhat.com>
695 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
696 then set it to LOC_REG (79) instead of aborting.
698 2001-03-16 Phil Edwards <pme@sources.redhat.com>
700 * gccbug.in: Remove high priority.
702 2001-03-16 Richard Henerson <rth@redhat.com>
704 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
705 output with a space instead of deleting it.
706 * configure: Regenerate.
708 2001-03-16 Zack Weinberg <zackw@stanford.edu>
710 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
711 handles the gory details of converting an object file into
712 something that's safe to grep.
713 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
714 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
715 newlines at either end of the string we're looking for.
716 Make 'checking ...' message less stilted.
717 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
718 ARM in-memory layout and its hypothetical converse. Don't
719 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
720 HOST_WORDS_BIG_ENDIAN.
722 * configure.in: Adjust for renamed macro. Move
723 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
724 * configure, config.in: Regenerate.
726 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
728 * fixinc/Makefile.in: Set SHELL.
730 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
732 * fixinc/fixincl.c (fix_with_system): Quote file names before
733 passing them to shell.
735 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
737 * Makefile.in: Use fix-header$(build_exeext) instead
740 2001-03-16 Richard Henderson <rth@redhat.com>
742 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
743 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
744 (size_of_line_prolog): Remove.
745 (output_line_info): Compute prologue size via label difference.
746 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
748 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
749 assembler error when redefining file numbers.
750 * config.in, configure: Rebuild.
752 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
753 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
754 (dw2_asm_output_delta_uleb128): Likewise.
755 (dw2_asm_output_delta_sleb128): Similarly.
756 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
758 2001-03-16 Michael Meissner <meissner@redhat.com>
760 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
762 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
764 (BITMASK_LOWER16): Replacement for 0x0000ffff.
766 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
767 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
768 being unsigned in ISO C and signed in traditional.
769 (expand_prologue): Ditto.
770 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
772 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
774 (divsi3,divdi3): Ditto.
775 (modsi3,moddi3): Ditto.
776 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
777 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
778 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
781 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
783 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
784 SSE based conditional moves on LTGT/UNEQ conditions;
785 Canonicalize EQ to NE.
786 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
787 (sse_mov?fcc_ne): New.
789 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
791 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
793 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
794 register may be dead.
796 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
798 * Makefile.in (hash.o): Depend on CONFIG_H.
800 2001-03-15 Mark Mitchell <mark@codesourcery.com>
802 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
804 2001-03-15 Richard Henderson <rth@redhat.com>
806 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
807 (ASM_OUTPUT_DWARF_PCREL): New.
808 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
810 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
812 * cppfiles.c (stack_include_file): Use MAX of sysp.
814 2001-03-15 Steve Ellcey <sje@cup.hp.com>
816 * config.gcc (ia64*-*-hpux*): New case.
817 * config/ia64/hpux.h: New file for HP-UX support.
818 * config/ia64/t-hpux: New file for HP-UX support.
820 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
822 * fixinc/inclhack.def (irix_stdio_va_list): New.
823 * fixinc/fixincl.x: Rebuilt.
825 2001-03-15 Richard Henderson <rth@redhat.com>
827 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
828 if provided by the target.
829 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
830 (dw2_asm_output_addr): New.
831 * dwarf2asm.h (dw2_asm_output_addr): Declare.
832 * dwarf2out.c (output_cfi): Use it for program addresses.
833 (output_call_frame_info, output_die): Likewise.
834 (output_aranges, output_line_info): Likewise.
836 2001-03-15 Bruce Korb <bkorb@gnu.org>
838 * gcc.c(main): make more rigorous
839 * collect2.c(main): guard against ignoring SIGCHLD
840 * protoize.c(main): ditto
841 * gcc/fixinc/fixincl.c(initialize): ditto
843 2001-03-15 Mark Mitchell <mark@codesourcery.com>
845 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
846 (sdbout_parms): Likewise.
848 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
850 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
851 "widen" a destination that is already wider than a word. Also do
852 not widen if LOAD_EXTEND_OP is NIL for the given mode.
854 2001-03-15 Bernd Schmidt <bernds@redhat.com>
856 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
858 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
860 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
862 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
864 * i960.h (i960_maxbitalignment,
865 i960_last_maxbitalignment): Declare.
866 * i960.c (i960_maxbitalignment,
867 i960_last_maxbitalignment): Make global.
868 (process_pragma): Delete.
869 (i960_pr_align, i960_pr_noalign): Move from here ...
870 * i960-c.c: ... to this new file.
871 * t-960bare (i960-c.o): New rule.
872 * t-vxworks960 (i960-c.o): Likewise.
873 * config.gcc (i960-*-*): Define c_target_objs and
876 2001-03-15 Bernd Schmidt <bernds@redhat.com>
878 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
879 without adding in rtx code and mode.
881 * alias.c (init_alias_analysis): Don't use any rtx whose value
882 varies as a known value.
883 Delete a superfluous test.
885 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
887 (ia64_sched_reorder): Call maybe_rotate; also rotate after
888 scheduling a stop bit.
889 (ia64_emit_nops): Correctly handle ASMs.
891 2001-03-15 Mark Mitchell <mark@codesourcery.com>
893 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
895 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
897 * cpp.texi: Update documentation for -include and -imacros.
898 * cppfiles.c (struct include_file): Remove "defined" memeber.
899 (find_or_create_entry): Make a copy of the file name, and
901 (open_file): Update to ensure we use the simplified filename.
902 (stack_include_file): Don't set search_from.
903 (cpp_included): Don't simplify the path name here.
904 (find_include_file): New prototype. Call search_from to
905 get the start of the "" include chain. Don't simplify the
907 (_cpp_execute_include): New prototype. Move diagnostics to
908 do_include_common. Update.
909 (_cpp_pop_file_buffer): Don't set defined.
910 (search_from): New prototype. Use the preprocessor's cwd
911 for files included from the command line.
912 (read_name_map): Don't simplify the pathname here.
913 * cpphash.h (enum include_type): New.
914 (struct buffer): Delete search from. New search_cached.
915 (_cpp_execute_include): Update prototype.
916 * cppinit.c (do_includes): Use _cpp_execute_include.
917 * cpplib.c (do_include_common): New function.
918 (do_include, do_include_next, do_import): Use it.
920 2001-03-14 Mark Mitchell <mark@codesourcery.com>
922 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
923 contents of the RTL, to determine the name of the object.
925 2001-03-14 Mark Mitchell <mark@codesourcery.com>
927 * tree.h (DECL_RTL): Allocate RTL lazily.
928 (SET_DECL_RTL): New macro.
929 (DECL_RTL_SET_P): Likewise.
930 (COPY_DECL_RTL): Likewise.
931 (DECL_RTL_IF_SET): Likewise.
932 * varasm.c (make_decl_rtl): Add assertions about the kind of
933 declaration we are processing.
934 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
935 (start_decl): Likewise.
936 (finish_decl): Likewise.
937 * c-semantics.c (emit_local_var): Likewise.
938 * calls.c (expand_call): Likewise.
939 * dbxout.c (dbxout_symbol): Likewise.
940 * emit-rtl.c (unshare_all_rtl): Likewise.
941 (unshare_all_decls): Likewise.
942 (reset_used_decls): Likewise.
943 * expr.c (store_constructor): Likewise.
944 (safe_from_p): Likewise.
945 (expand_expr): Likewise.
946 * function.c (put_var_into_stack): Likewise.
947 (instantiate_decls_1): Likewise.
948 (assign_parms): Likewise.
949 (expand_function_start): Likewise.
950 (expand_function_end): Likewise.
951 * ggc-common.c (gcc_mark_trees): Likewise.
952 * integrate.c (function_cannot_inline_p): Likewise.
953 (copy_decl_for_inlining): Likewise.
954 (expand_inline_function): Likewise.
955 (integrate_parm_decls): Likewise.
956 (integrate_decl_tree): Likewise.
957 * print-tree.c (print_node): Likewise.
958 * reg-stack.c (stack_result): Likewise.
959 * stmt.c (label_rtx): Likewise.
960 (expand_return): Likewise.
961 (expand_decl): Likewise.
962 (expand_decl_cleanup): Likewise.
963 (expand_anon_union_decl): Likewise.
964 * toplev.c (check_global_declarations): Likewise.
965 (rest_of_decl_compilation): Likewise.
966 * tree.c (simple_cst_equal): Likewise.
967 * objc/objc-act.c (generate_static_references): Likewise.
969 2001-03-14 Zack Weinberg <zackw@stanford.edu>
971 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
972 gcc_AC_C_FLOAT_FORMAT): New macros.
973 * configure.in: Add AC_PROG_CPP after CC tests;
974 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
975 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
976 * configure, config.in: Regenerate.
978 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
979 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
980 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
981 config/i370/xm-linux.h, config/i370/xm-oe.h,
982 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
983 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
984 config/pa/xm-linux.h, config/pa/xm-pa.h,
985 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
986 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
987 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
988 config/we32k/xm-we32k.h: Delete.
990 * config/i370/xm-mvs.h, config/m88k/m88k.h,
991 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
992 config/vax/xm-vms.h: Don't define any of:
993 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
995 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
997 * config.gcc: Remove references to deleted files.
998 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
999 FATAL_EXIT_CODE, which is the same between oe and mvs).
1001 2001-03-14 DJ Delorie <dj@redhat.com>
1002 Vladimir Makarov <vmakarov@redhat.com>
1004 * config/i960/i960.c (i960_function_prologue): Compute size of
1005 frame according to number of registers actually saved there.
1007 2001-03-14 Richard Henderson <rth@redhat.com>
1009 * expr.c (emit_move_insn_1): Fix else if around #endif.
1011 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
1014 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
1017 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
1019 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
1020 (override_options): Parse cmodel string.
1021 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
1022 * i386.h (TARGET_OPTIONS): Add "cmodel".
1023 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
1025 (ix86_cmodel_string, ix86_cmodel): Declare.
1027 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
1030 * i386.h (GENERAL_REG_P): Add missing REG_P.
1032 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
1034 * configure.in: Use $gcc_cv_as instead of $as.
1035 * configure: Regenerated.
1037 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
1039 * cppfiles.c (stack_include_file): Only increase the include
1040 count if we actually process the file properly, as opposed
1041 to treating it as length zero. Only call read_include_file
1042 if not DO_NOT_REREAD. Handle the -H include file output
1044 (read_include_file): Remove now redundant DO_NOT_REREAD check.
1045 (cpp_included, find_include_file): Simplify pathnames after
1046 remapping them. If remapping, don't use the remapped file
1047 name's buffer as our scratch buffer.
1048 (cpp_pop_file_buffer): Replace the multiple include macro
1049 only if it isn't yet set.
1050 (read_name_map): Simplify remapped names when reading in.
1051 (remap_filename): Move code to code path that uses it.
1052 (_cpp_simplify_pathname): Return the input pointer.
1053 * cpphash.h (_cpp_simplify_pathname): Update prototype.
1055 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1057 * expr.c (expand_expr): Revove bogus conditional.
1059 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
1061 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
1063 2001-03-14 Jakub Jelinek <jakub@redhat.com>
1065 * reg-stack.c (stack_result): Unconditionally use
1066 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
1068 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
1070 * expr.c (emit_move_insn_1): Split push of complex value when
1071 no suitable push instruction exist.
1073 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
1074 instead of QI_REG_P.
1076 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1078 * alias.c (handled_component_p, can_address_p): New functions.
1079 (get_alias_set): Use them.
1081 2001-03-13 Jim Wilson <wilson@redhat.com>
1083 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
1084 from 80 in try_locals code.
1085 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
1087 2001-03-13 Zack Weinberg <zackw@stanford.edu>
1089 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
1090 gcc_AC_C_LONG_LONG): New.
1091 * configure.in: Use them. Probe the size of short, int, long,
1092 and long long/__int64 if we have them. Move all the AC_C_*
1093 checks together, except gcc_AC_C_CHAR_BIT which has to go
1094 after AC_CHECK_HEADERS(limits.h).
1095 Take hwint.h out of host_xm_file and build_xm_file.
1097 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
1098 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
1099 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
1100 Move the HOST_WIDEST_INT setup logic here from system.h.
1101 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
1103 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
1104 is now handled by hwint.h.
1106 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
1107 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
1108 config/ia64/xm-ia64.h: Don't define any of:
1109 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
1110 HOST_BITS_PER_LONGLONG.
1112 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
1113 config/h8300/xm-h8300.h, config/mips/iris6.h,
1114 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
1115 config/sparc/xm-sp64.h: Delete.
1116 * config.gcc: Remove references to deleted files.
1118 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
1119 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
1120 * config/i370/xm-linux.h: Clarify floating-point situation in
1123 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
1125 * cppfiles.c (NO_INCLUDE_PATH): New macro.
1126 (find_include_file): Decide here which part of the include
1127 chain to start the search. Complain about an empty include
1128 chain in all cases apart from an abolsute file name.
1129 (_cpp_execute_include): Don't choose the search chain here.
1130 Don't call handle_missing_include in the case of an empty
1132 (_cpp_compare_file_date): Don't choose the search chain here.
1133 * cpplib.c (do_include_next): Move the in-main-file diagnostic
1134 here from _cpp_execute_include. Behave like #include if
1135 we're in the main file.
1137 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1139 * system.h (malloc, realloc, calloc, strdup): Only poison these
1140 tokens when IN_GCC is defined.
1142 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
1144 * i386.md (abs?f expander): Support SSE case.
1145 (abd?f_if): Add new "USE"; add splitters.
1147 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1149 * cpp.texi (poison): Explain the macro expansion exception.
1151 2001-03-13 Jakub Jelinek <jakub@redhat.com>
1153 * expr.c (store_expr): Add dont_store_target. If temp is already in
1154 target before copying to reg, don't store it into target again.
1156 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1158 * cppinternals.texi: Update for file handling.
1160 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1162 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
1163 2001-02-24 which broke building the Java library.
1164 * function.c (identify_blocks): Likewise.
1165 (all_blocks): Likewise.
1166 * integrate.c (integrate_decl_tree): Likewise.
1167 * print-tree.c (print_node): Likewise.
1168 * tree.h (BLOCK_NUMBER): Likewise.
1169 (struct tree_block): Likewise.
1171 2001-03-12 David Edelsohn <edelsohn@gnu.org>
1173 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
1174 __WCHAR_TYPE__ definition.
1175 (WCHAR_TYPE_SIZE): #undef before #define.
1177 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1179 * cppfiles.c: Update comments.
1180 (destroy_include_file_node): Rename destroy_node.
1181 (find_or_create_entry): New function.
1182 (open_file, _cpp_fake_include): Use it.
1183 (handle_missing_header): New function, broken out of
1184 _cpp_execute include. Don't segfault if there is no
1185 system or quoted path.
1186 (_cpp_execute_include): Use handle_missing_header.
1188 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1190 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
1191 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
1193 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1195 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
1196 unless anti_dependence says they are.
1197 * alias.c (objects_must_conflict): If neither has a type specified,
1200 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1201 David Billinghurst <David.Billinghurst@riotinto.com>
1203 * config/mips/iris5.h: Change WCHAR_TYPE to int.
1205 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
1207 * i386.md (trunctfdf2_2): Rename missnamed pattern.
1208 (*_one_bit): Remove type on the match_operand in attributes.
1210 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
1212 * i386.c: Commit forgotten hunk in previous patch.
1213 (regclass_map): Add extended registers.
1214 (dbx_register_map): Add missing frame register.
1216 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
1218 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
1220 * i386.md (x86_sahf_1): Disable for 64bit.
1221 (popsi*, pophi*): Likewise.
1222 (pushqi, pushhi): Likewise.
1223 (movdi, pushdi): Likewise.
1224 (zero extend DImode splitter): Likewise.
1225 (adddi, minusdi splitter): Likewise.
1226 (umulsidi): Likewise.
1228 (mulsidi): Disable for 64bit
1229 (lshift:DI/ashift:DI): Disable for 64bit.
1230 (loop patterns): Likewise.
1231 (call_pop, call_value_pop expanders and patterns): Likewise.
1232 (prologue_get_pc): Likewise.
1234 (fcmovDI pattern and splitter): Likewise.
1235 (movdfcc_1_rex64): New.
1237 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
1239 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
1240 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
1241 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
1242 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
1243 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
1244 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
1245 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
1246 (PUSH_ROUNDING): x86_64 rounds to 64bits.
1247 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
1248 (REGPARM_MAX): Set to 6 for x86_64.
1249 (SSE_REGPARM_MAX): Set to 16 for x86_64.
1250 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
1253 * (patterns that does use upper halves): Update constraints
1254 'q' to 'Q' and 'r' to 'R'.
1255 (cmpqi_ext_1): Disable for 64bit.
1256 (cmpqi_ext_3_insn): Likewise.
1257 (movqi_extzv_1): Likewsie.
1258 (addqi_ext_1): Liekwsie
1259 (testqi_ext_1): Liekwsie
1260 (andqi_ext_1): Liekwsie
1261 (xorqi_ext_1): Liekwsie
1262 (cmpqi_ext_1_rex64): New.
1263 (cmpqi_ext_3_insn_rex64): Likewise.
1264 (movqi_extzv_1_rex64): Likewsie.
1265 (addqi_ext_1_rex64): Liekwsie
1266 (testqi_ext_1_rex64): Liekwsie
1267 (andqi_ext_1_rex64): Liekwsie
1268 (xorqi_ext_1_rex64): Liekwsie
1270 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1272 * configure.in: Move check for unsigned enumerated bitfields
1273 to macro in aclocal.m4. Disable it for now.
1274 * configure, config.in: Regenerate.
1275 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
1276 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
1277 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
1278 kind above its first use.
1280 * config/xm-interix.h, config/alpha/xm-alpha.h,
1281 config/i370/xm-linux.h, config/i386/xm-beos.h,
1282 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
1283 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1284 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
1285 Don't define ONLY_INT_FIELDS under any circumstances.
1287 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
1289 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1290 config/sparc/xm-sysv4.h: Delete - now identical with some
1292 * config.gcc (hppa targets): Replace xm-pahpux.h and
1293 xm-papro.h with implicit xm-pa.h.
1294 (sparc targets): Replace xm-sysv4.h with implicit or explicit
1297 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1299 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1300 before reload_cse_noop_set_p.
1302 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1304 * config.gcc: Where xm-host.h used to include another
1305 xm-host.h, list the nested header directly in xm_file. Remove
1306 references to deleted files. Can now use sparc/xm-sp64.h for
1309 * config/xm-linux.h, config/arm/xm-linux.h,
1310 config/i386/xm-dos.h, config/i386/xm-gnu.h,
1311 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
1312 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
1313 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
1314 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
1317 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
1318 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
1319 bother to wrap #undef in #ifdef.
1320 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
1321 Don't include xm-linux.h.
1322 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
1324 * configure.in: Wrap regexps using [] in changequote block.
1325 Use expr : not echo | grep. Simplify regexps.
1326 * configure: Regenerate.
1328 56 xm-files remain, 22 xm-arch.
1330 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1332 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
1333 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1334 (local_index, local_rindex): Delete, use strchr/strrchr instead.
1335 (copy_object): Fix format specifier vs argument mismatch.
1337 * mips-tdump.c: Make local functions static.
1338 (rindex): Don't #undef.
1339 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1340 (fatal, fancy_abort): Delete.
1341 (read_seek): Avoid signed/unsigned compare.
1343 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1345 * combine.c (try_combine): Fix error in change to try original
1347 (gen_rtx_combine): Do same as gen_rtx for now.
1349 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1351 * configure.in: AC_SUBST xm_defines.
1352 * configure: Regenerate.
1353 * Makefile.in: Set DEFINES=$(xm_defines) when building
1356 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1358 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
1359 (cpp_included, find_include_file): Update.
1360 (_cpp_compare_file_date): Make else unconditional.
1362 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
1364 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1366 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1368 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1369 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1371 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
1373 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1374 if it's a record type.
1376 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1378 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1379 mingw includes slightly.
1381 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1383 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
1384 #undef token before poisoning it.
1386 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1388 * alpha.c (check_float_value): Use memcpy, not bcopy.
1390 * m32r.c (m32r_sched_reorder): Likewise.
1392 * vax.c (check_float_value): Likewise.
1394 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1396 * toplev.c (file_name_nondirectory): Remove.
1397 * toplev.h: Similarly.
1398 * dwarf2out.c (compute_section_prefix): Use lbasename instead
1399 of file_name_nondirectory.
1401 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1403 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
1404 * mips-tfile.c: Don't #undef rindex; not used.
1406 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
1408 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
1409 (dbx64_register_map): Declare.
1410 (RETURN_ADDR_RTX): Fix for 64bit.
1411 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
1412 (INCOMING_FRAME_SP_OFFSET): Set to 8.
1413 * i386.c (dbx64_register_map): New global array.
1414 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
1415 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
1418 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1420 * cppfiles.c (search_from): Use lbasename.
1421 * mkdeps.c (deps_add_default_target): Use lbasename.
1423 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1425 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
1426 xcalloc in lieu of malloc, realloc & calloc.
1428 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
1430 * gengenrtl.c (xmalloc): Likewise.
1432 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
1433 really_call_* memory allocation routines.
1435 * stmt.c (check_for_full_enumeration_handling): Use
1436 really_call_calloc, not calloc.
1438 * system.h (really_call_malloc, really_call_calloc,
1439 really_call_realloc): Define.
1440 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
1442 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
1444 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1446 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1448 * configure: Rebuilt.
1449 * configure.in: Only use `lang_requires' for languages athat are
1452 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1454 * invoke.texi: Fix typo.
1455 * gcc.1: Regenerate.
1457 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1459 * configure.in: Prune nonexistent files from build_xm_file,
1460 xm_file, and host_xm_file lists. Warn unless they're
1462 Don't generate *config.h here.
1463 AC_SUBST all variables needed to generate *config.h.
1464 * configure: Regenerate.
1465 * mkconfig.sh: New helper script, from code removed from
1467 * Makefile.in: Zap all MALLOC variables - no longer used
1468 anywhere, and malloc.c doesn't exist.
1469 Substitute in variables needed to generate *config.h.
1470 Stop lying about the dependencies contained in CONFIG_H and
1472 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1473 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1474 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1475 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1476 $(TM_P_H), etc. as appropriate.
1478 * config.gcc: Zap references to deleted files.
1479 * ggc-none.c: Don't include rtl.h or tm_p.h.
1481 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1482 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1483 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1484 config/i386/xm-linux.h, config/i386/xm-linux.h,
1485 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1486 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1487 Don't include i386/xm-i386.h.
1489 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1490 config/i386/xm-i386.h, config/i860/xm-i860.h,
1491 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1492 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1493 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1494 Delete (empty except comments, #includes of other deleted
1495 files, and macros used nowhere).
1497 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1499 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1500 independent on TARGET_FLAGS.
1502 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1504 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1506 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1508 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1510 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1511 LAST_REX_SSE_REG): define.
1512 (enum reg_class): Add 'LEGACY_REGS'
1513 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1514 (SSE_REGNO_P): Recognize extended registers.
1515 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1516 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1517 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1518 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1519 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1520 REG_OK_FOR_STRREG_P): Remove.
1521 (HI_REGISTER_NAMES): Add extended registers.
1522 (ADDITIONAL_REGISTER_NAMES): Likewise.
1523 (QI_REGISTER_NAMES): Add 8bit extended registers.
1524 (DEBUG_REG): Support extended registers.
1525 * i386.c (regclass_map): Add extended registers.
1526 (dbx_register-map): Likewise.
1527 (svr4_dbx_register_map): Likewise.
1528 (print_reg): Support extended registers.
1529 (print_operand): Support 64bit operands.
1531 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1533 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1534 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1535 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1536 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1537 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1538 STACK_BOUNDARY): Set properly for 64bits.
1539 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1540 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1541 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1542 (MOVE_MAX): Set to 16.
1543 (MOVE_MAX_PIECES): 8 for 64bit.
1544 (Pmode): Set to SImode.
1546 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1548 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1550 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1552 * i386.h (mask_64bit): New constant.
1553 (target_64bit): New macro.
1554 (target_options): Add '64'/'32'
1555 (target_default): Define.
1556 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1557 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1558 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1560 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1562 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1564 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1566 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1567 LO_SUM unless for_alias is set.
1569 2001-03-08 Stan Shebs <shebs@apple.com>
1571 * objc/objc-act.c: Fix old typos in comments, add comments for
1573 (hash_init): Fix file name in error message.
1574 (hash_enter): Ditto.
1575 (hash_add_attr): Ditto.
1576 (continue_class): Ditto.
1578 2001-03-08 Bruce Korb <bkorb@gnu.org>
1580 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1581 wait4() can receive the signal.
1583 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1585 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1587 * fixinc/fixincl.x: Regenerate.
1589 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1591 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1593 * fixinc/fixincl.x: Regenerate.
1595 2001-03-08 Richard Henderson <rth@redhat.com>
1597 * configure.in (HAVE_AS_LEB128): New assembler check.
1598 * configure, config.in: Rebuilt.
1600 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1602 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1605 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1607 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1608 references to the MAXPATHLEN macro.
1610 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1611 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1614 * config/i386/xm-gnu.h, config/xm-gnu.h,
1615 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1616 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1617 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1618 and/or unused files.
1620 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1621 doing so in various xm-*.h files.
1623 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1625 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1627 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1629 * configure.in (enable_shared): Support per-package shared-library
1631 * configure: Rebuilt.
1633 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1635 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1636 for crnot. Set operands[5] in splitter.
1638 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1640 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1641 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1642 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1643 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1644 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1645 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1646 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1649 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1650 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1651 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1652 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1653 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1654 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1655 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1656 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1657 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1658 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1659 Delete unused and/or empty files.
1661 * config.gcc: Define USG in xm_defines as appropriate. Define
1662 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1663 macro. Remove deleted xm-* files from $xm_files variable.
1665 2001-03-07 Tom Tromey <tromey@redhat.com>
1667 * configure: Rebuilt.
1668 * configure.in: Allow config-lang.in to set `lang_requires' to list
1669 of other required languages.
1671 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1673 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1675 (output_prologue): Use xmalloc not oballoc.
1676 (output_epilog): Free a29k_first_epilogue_insn when finished.
1677 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1679 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1681 * builtins.c (expand_builtin_mathfn): Check
1682 flag_unsafe_math_optimizations, not flag_fast_math.
1683 (expand_builtin): Likewise
1684 * combine.c (combine_simplify_rtx): Likewise.
1685 (simplify_if_then_else): Likewise.
1686 * cse.c (fold_rtx): Likewise.
1687 * flags.h: Remove flag_fast_math. Add
1688 flag_unsafe_math_optimizations and flag_trapping_math.
1689 * fold-const.c (negate_expr): Check
1690 flag_unsafe_math_optimizations, not flag_fast_math.
1691 (invert_truthvalue): Likewise.
1692 (fold): Likewise. Before associating operands, check that
1693 code == MULT_EXPR, not code != MULT_EXPR.
1694 * ifcvt.c (noce_try_minmax): Check
1695 flag_unsafe_math_optimizations, not flag_fast_math.
1696 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1697 * invoke.texi: Document -funsafe-math-optimizations and
1698 -fno-trapping-math. Change documentation for -ffast-math.
1699 * jump.c (reversed_comparison_code_parts): Likewise.
1700 (rtx_equal_for_thread_p): Likewise.
1701 * optabs.c (emit_conditional_move): Likewise.
1702 * simplify-rtx.c (simplify_binary_operation): Likewise.
1703 (simplify_relational_operation): Likewise.
1704 (simplify_ternary_operation): Likewise.
1705 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1706 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1707 Add trapping-math and unsafe-math-optimizations entries to f_options.
1708 (set_fast_math_flags): New, sets flags for -ffast-math.
1709 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1710 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1711 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1713 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1714 (alpha_emit_conditional_move): Initialize local_fast_math to
1715 flag_unsafe_math_optimizations, not flat_fast_math.
1716 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1717 instead of setting flag_fast_math to 1.
1718 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1720 * config/i386/i386.c (override_options): Likewise
1721 * config/i386/i386.md: Likewise.
1722 * config/m68k/m68k.md: Likewise.
1723 * config/mips/mips.md: Likewise.
1724 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1725 (rs6000_generate_compare): Likewise.
1727 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1729 * Makefile.in: Set RANLIB to @RANLIB@.
1732 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1734 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1735 * fixinc/fixincl.x: Regenerated.
1737 2001-03-07 Richard Henderson <rth@redhat.com>
1739 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1741 2001-03-07 Richard Henderson <rth@redhat.com>
1743 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1744 of block notes and exception handling notes.
1746 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1747 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1748 (compile_file): ... here.
1750 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1752 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1754 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1755 config.h now. Include libiberty.h to handle alloca.
1757 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1759 * c-parse.in (yylexname): New function, split out of _yylex.
1760 (objc_rid_sans_at): New table.
1761 (init_reswords): Initialize it.
1762 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1763 retrieving the next token and checking it for significance as
1764 an ObjC keyword or string constant.
1766 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1767 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1769 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1772 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1774 * config/m68k/m68k.c (const_uint32_operand): Accept any
1775 const_int on a 32-bit host.
1777 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1779 * objc/objc-act.c (init_objc): Set save_lang_status,
1780 restore_lang_status, and mark_lang_status.
1782 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1784 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1786 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1788 * cppinternals.texi: Update.
1790 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1792 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1793 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1794 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1795 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1796 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1797 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1798 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1799 config/i386/xm-i386.h, config/i860/xm-i860.h,
1800 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1801 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1802 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1803 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1804 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1805 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1806 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1807 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1808 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1809 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1810 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1811 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1812 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1813 match the defaults provided in hwint.h.
1815 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1816 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1818 * config.gcc (xm_file): Don't set to files which are deleted.
1820 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1821 guard this file against these macros being undefined.
1823 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1825 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1826 and DECL_DEFER_OUTPUT on the decl we create, before calling
1827 rest_of_decl_compilation.
1829 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1831 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1833 * configure, config.in: Regenerate.
1834 * config.gcc: Remove references to deleted files.
1836 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1837 genrecog.c, rtl.c: Do not use alloca anywhere.
1839 * Makefile.in, build-make, system.h, config/x-interix,
1840 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1841 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1842 config/arc/xm-arc.h, config/arm/xm-arm.h,
1843 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1844 config/h8300/xm-h8300.h, config/i370/x-oe,
1845 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1846 config/i386/x-ncr3000, config/i386/x-sco5,
1847 config/i386/xm-dgux.h, config/i860/x-sysv4,
1848 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1849 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1850 config/m68k/x-hp320g, config/m69k/x-mot3300,
1851 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1852 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1853 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1854 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1855 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1856 config/mips/x-iris, config/mips/x-iris3,
1857 config/mips/x-sni-svr4, config/mips/x-sysv,
1858 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1859 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1860 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1861 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1862 config/pa/xm-papro.h, config/romp/xm-romp.h,
1863 config/rs6000/x-aix31, config/rs6000/x-aix41,
1864 config/rs6000/x-beos, config/rs6000/x-lynx,
1865 config/rs6000/x-mach, config/rs6000/x-rs6000,
1866 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1867 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1868 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1869 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1870 config/vax/xm-vms.h: Eradicate all references to alloca and
1873 * config/xm-alloca.h, config/clipper/x-clix,
1874 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1875 config/i860/x-sysv3, config/m88k/x-sysv3,
1876 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1877 (contained only alloca related hacks).
1879 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1882 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1884 * invoke.texi: Document __FAST_MATH__.
1886 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1888 * crtstuff.c: Restore include of auto-host.h.
1890 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1892 Put main() in a separate file, so that the language
1893 front-end can use a different main().
1896 * toplev.c: (main): Rename as toplev_main.
1897 * toplev.h: Declare toplev_main.
1898 * Makefile.in (OBJS): add toplev.o.
1899 (BACKEND): remove toplev.o, add main.o.
1901 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1903 * cppfiles.c (search_from): Special case the empty string.
1905 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1907 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1908 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1909 strlen or strcpy; we already know the length.
1910 (_cpp_compare_file_date): Similarly.
1911 * cpphash.h (struct cpp_reader): Delete done_initialising.
1912 (CPP_PREV_BUFFER): Delete.
1913 * cppinit.c (cpp_start_read): Don't set done_initialising.
1914 * cpplex.c (parse_string): Guarantee null-termination.
1915 (_cpp_equiv_toklists): Remove.
1916 * cpplib.c (glue_header_name): Null-terminate.
1917 (do_line): Don't leak memory.
1918 * cpplib.h (BT_WEAK): Delete.
1919 * cppmain.c (cb_ident): Strings are now null-terminated.
1921 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1923 * gcc.c (convert_filename): Append executable suffix
1924 if NO_AUTO_EXE_SUFFIX is not defined.
1925 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1926 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1928 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1930 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1931 * c-parse.gperf, c-gperf.h: Delete.
1932 (c-gperf.h was accidently re-added to the CVS repo in the rev
1933 1.16 commit by tromey)
1935 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1937 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1938 macro arguments when looking for the '('.
1939 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1940 2 when really parsing arguments; 1 when looking for '('.
1941 Always restore the lexer position.
1943 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1945 * longlong.h (umul_ppmm): Don't use a multiline string.
1947 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1949 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1950 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1951 t_bool in declaration because pcc can't combine volatile with typedef
1954 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1956 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1957 until when it is really needed.
1958 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1959 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1960 * i386.md (float?i?f splitter): Don't force source operand to memory
1962 (sse_movdfcc): Fix constraint.
1963 (sse_movdfcc splitter): Handle properly the second alternative.
1965 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1967 * cpplex.c (parse_string): Unconditionally pedwarn.
1969 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1972 * cppexp.c (parse_number): Update.
1973 * cpplex.c (parse_string): Pedwarn if multiline string does not
1974 result from a system header's macro.
1975 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1976 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1977 for function-like macros too.
1978 * c-lex.c (lex_number): Update.
1980 2001-03-03 Richard Henderson <rth@redhat.com>
1982 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1984 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1986 * combine.c (try_combine): If split with mode-changed scratch
1987 register didn't work, try the original mode.
1989 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1991 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1992 * config/c4x/c4x.h: Likewise.
1993 * stor-layout.c (compute_record_mode): Likewise.
1994 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1996 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1998 * configure.in: Kill tm.h. Include the files in the $tm_file
1999 list in all three of config.h, hconfig.h, tconfig.h, after the
2000 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
2001 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
2002 * configure: Regenerate.
2003 * Makefile.in (clean): Don't delete tm.h.
2005 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
2006 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
2007 those are not defined, set SEC and FEC to 0 and 1.
2008 * gcc.texi: Update to match.
2010 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
2011 * config/fp-bit.c, config/m68k/aux-crt2.asm,
2012 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
2013 Include tconfig.h, not tm.h.
2015 * config/xm-lynx.h, config/xm-std32.h,
2016 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
2017 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
2018 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
2019 config/clipper/xm-clix.h, config/convex/xm-convex.h,
2020 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2021 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
2022 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
2023 config/i386/xm-i386.h, config/i860/xm-i860.h,
2024 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
2025 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
2026 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
2027 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
2028 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
2029 config/pa/xm-linux.h, config/pa/xm-pa.h,
2030 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
2031 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
2032 config/pj/xm-pj.h, config/romp/xm-romp.h,
2033 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2034 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2035 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2036 config/v850/xm-v850.h, config/vax/xm-vax.h,
2037 config/we32k/xm-we32k.h:
2039 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
2041 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
2042 config/i370/xm-oe.h: Don't include tm.h. Don't define
2044 * config/vax/xm-vms.h: Don't include tm.h.
2046 * config/xm-lynx.h, config/avr/xm-avr.h,
2047 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
2048 Delete; made empty by above changes.
2049 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
2050 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
2051 Don't include config/xm-lynx.h or tm.h.
2053 * config/xm-gnu.h: Don't include fcntl.h.
2054 * config/sparc/xm-lynx.h: Don't include sys/types.h and
2056 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
2058 2001-03-02 Richard Henderson <rth@redhat.com>
2060 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
2061 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
2063 2001-03-02 Richard Henderson <rth@redhat.com>
2065 * Makefile.in (OBJS): Add dwarf2asm.o.
2066 * dwarf2asm.c, dwarf2asm.h: New files.
2067 * dwarf2out.c (*): Use them.
2068 (size_of_uleb128, size_of_sleb128): Remove.
2069 (output_uleb128, output_sleb128): Remove.
2070 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
2071 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
2072 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
2073 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
2074 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
2075 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
2076 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
2077 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
2078 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
2079 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2080 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
2081 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
2082 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
2083 (dwarf2out_frame_debug): Remove unused variables.
2084 (output_loc_operands): Don't abort on 8 byte constants if
2085 host integers are wide enough.
2086 (output_symbolic_ref): Remove.
2087 (size_of_die): Don't assume 4 byte host integers.
2088 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
2090 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
2091 something stupid with HOST_WIDE_INT to long truncation.
2092 [CONST_DOUBLE]: Likewise.
2094 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
2095 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2096 * config/arm/unknown-elf.h: Likewise.
2097 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
2098 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
2099 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
2100 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
2101 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
2102 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
2103 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
2104 (ASM_OUTPUT_DWARF_OFFSET): Remove.
2105 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
2106 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2107 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
2108 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
2110 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2112 * cselib.c (hash_rtx): Cast enums to unsigned int.
2114 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2116 * print-rtl.c (print_rtx): Cast enums to int for comparison.
2117 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
2119 * c-format.c (C_STD_VER): Cast to int for comparisons.
2120 (check_function_format): Cast various enums to int for &.
2121 (maybe_read_dollar_number): Likewise.
2122 (check_format_info): Likewise.
2123 (check_format_info_main): Likewise.
2124 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
2125 (safe_from_p): Likewise.
2126 * varasm.c (const_hash): Cast enum to int for %.
2127 * emit-rtl.c (init_emit_once): Use int loop variable to work around
2128 pcc enum problems with < and ++ operators.
2129 * regclass.c (init_reg_sets_1): Cast enums for comparison.
2130 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
2131 (regclass_init): Change enum class to int to iterate over reg_classes.
2132 * genrecog.c (merge_trees): Cast enums for comparison.
2133 * rtl.h (GET_CODE): Cast to enum rtx_code.
2134 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
2135 (GET_MODE): Cast to enum machine_mode.
2136 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
2137 (GET_NOTE_INSN_NAME): Cast enum to int.
2138 * tree.h (TREE_CODE): Cast to enum tree_code.
2139 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
2140 * timevar.c (timevar_print): Change loop variable id from enum to
2142 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
2143 * config/i386/i386.md: Use PUT_MODE for mode assignment.
2144 * toplev.c (compile_file): Cast enum DFI to int.
2145 (decode_d_option): Likewise.
2147 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
2149 * cppinit.c (append_include_chain): Mark "after" include file name list
2150 as a system directory.
2151 * cpp.texi: Document new behavior.
2153 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
2155 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
2157 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
2159 * cppfiles.c (struct include_file): Update.
2160 (stack_include_file): Use search_from.
2161 (cpp_included, find_include_file): Update.
2162 (cpp_execute_include): Update. ptr->name may not be
2163 null terminated. Use the new search_from member variable
2165 (_cpp_compare_file_date): Similarly.
2166 (search_from): New function, similiar to actual_directory.
2167 (actual_directory): Delete.
2168 (remap_filename): Update. loc->name may not be null terminated.
2169 (struct file_name_list): Rename search_path. Update.
2170 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
2171 search_from and dir.
2172 (struct cpp_reader): Remove actual_dirs.
2173 * cppinit.c (struct cpp_pending): Update for renamed objects.
2174 (append_include_chain, remove_dup_dir, remove_dup_dirs,
2175 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
2176 * cpplib.h (struct cpp_options): Similarly.
2178 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2180 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
2181 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
2182 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
2183 config/clipper/xm-clix.h, config/convex/xm-convex.h,
2184 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2185 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
2186 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
2187 config/i370/xm-linux.h, config/i370/xm-mvs.h,
2188 config/i370/xm-oe.h, config/i386/xm-aix.h,
2189 config/i386/xm-i386.h, config/i386/xm-osf.h,
2190 config/i860/xm-i860.h, config/i960/xm-i960.h,
2191 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
2192 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
2193 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
2194 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
2195 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
2196 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
2197 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
2198 config/pj/xm-pj.h, config/romp/xm-romp.h,
2199 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2200 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2201 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2202 config/v850/xm-v850.h, config/vax/xm-vax.h,
2203 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
2204 Do not define TRUE or FALSE.
2206 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
2207 empty by above change.
2208 * config.gcc: Remove references to these files.
2210 * configure.in: Detect stdbool.h.
2211 * configure, config.in: Regenerate.
2212 * system.h: Include stddef.h here if available.
2213 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
2214 Then set up a sensible boolean type at the very end.
2216 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
2217 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
2219 * hash.h: Delete 'boolean' typedef and related #undefs.
2221 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
2222 all uses of 'boolean' with 'bool'.
2224 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2226 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
2227 * cppexp.c (lex): Cast enums for comparison.
2228 * cppinit.c (parse_option): Cast enum for comparison.
2229 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
2230 (cpp_output_token): Likewise.
2231 (cpp_can_paste): Cast enums for comparsion and plus/minus.
2232 (cpp_avoid_paste): Cast enums for minus and comparison.
2234 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2236 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
2237 field to all array elements.
2239 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2241 * cpphash.h (struct cpp_reader): Add print_version field.
2242 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
2243 just set print_version and other flags as appropriate.
2244 (cpp_post_options): Print version here if print_version is set.
2246 * toplev.c (exit_after_options): New flag.
2247 (independent_decode_option): Don't exit here; just set
2249 (main): Exit after calling lang_hooks.post_options if
2250 exit_after_options is true.
2252 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
2253 (merge_include_chains): Adjust comment to match code.
2255 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2257 * stringpool.c (set_identifier): New function.
2258 * tree.h: Prototype it.
2260 * c-parse.in: Kill D_YES. If compiled for objc, call
2261 save_and_forget_protocol_qualifiers from init_reswords.
2262 * objc/objc-act.c (remember_protocol_qualifiers,
2263 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
2264 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
2266 (save_and_forget_protocol_qualifiers): New function.
2267 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
2269 2001-03-01 Diego Novillo <dnovillo@redhat.com>
2271 * c-semantics.c (prune_unused_decls): Return error_mark_node
2272 instead of (tree) 1 to stop traversing the tree chain.
2274 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2276 Fix a problem introduced by Kenner's Feb 18 change.
2277 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
2278 flag_cse_skip_blocks only temporarily, not for ever.
2280 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
2282 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
2283 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
2285 * pa.c (emit_move_sequence): Verify operand0 is a hard register
2286 before determining its register class.
2288 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2290 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
2291 from reg 4 if current_function_calls_setjmp.
2292 (gen_nop_type): New function.
2293 (ia64_emit_nops): New function.
2294 (ia64_reorg): Call it.
2295 (ia64_sched_reorder): Move code that rotates bundles up a bit.
2297 * reload1.c (eliminate_regs_in_insn): Restrict the special case
2298 code not to try to optimize adds with anything but a REG destination.
2300 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
2301 (INSN_PRIORITY_KNOWN): New accessor macro.
2302 * haifa-sched.c (priority): Use it instead of testing priority against
2305 2001-02-28 DJ Delorie <dj@redhat.com>
2307 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
2308 since that doesn't work the way gcc wants on a generic m68k.
2310 2001-02-28 Richard Henderson <rth@redhat.com>
2312 * caller-save.c (save_call_clobbered_regs): Fix typo in
2313 comparison last change.
2315 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
2317 * i386.c (pentium4_cost): New.
2318 (m_PENT4): New macro.
2319 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
2320 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
2321 x86_integer_DFmode_moves, x86_partial_reg_dependency,
2322 x86_memory_mismatch_stall): Add Pentium4
2323 (x86_use_q_reg, x86_use_any_reg): Kill.
2324 (override_options): Add pentium4.
2325 (incdec_operand): Return 0 for pentium4.
2326 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
2327 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
2328 (TARGET_PENTIUM4): Define.
2329 (enum processor_type): Add PROCESSOR_PENTIUM4.
2330 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
2331 * i386.md (attribute "cpu"): Add pentium4.
2332 * invoke.texi (march): Add pentium4.
2334 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
2336 * i386.md (sse_mov?fcc*): New patterns and splitters.
2337 * i386.c (ix86_expand_movcc): Work post-reload; recognize
2338 the SSE based conditional moves.
2340 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
2342 * i386.md (attribute mode): Add "TI".
2343 (movsf_1): Add pxor support; remove constant propagation splitter.
2344 (movdf_integer): Likewise.
2345 (movdf_nointeger): Likewise.
2346 (movxf constant prop splitter): Handle all modes; update for SSE.
2347 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
2348 * i386.c (standard_80387_constant_p): Rewrite.
2349 (standard_sse_constant_p): New.
2350 * i386-protos.h (standard_sse_constant_p): New.
2352 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
2354 * i386.md (sse_setccsf, sse_setccdf): New.
2355 (sse_cmp* patterns): Use '%D' instead of outputtting condition
2357 * i386.c (sse_comparison_operator): Accept the supported unordered
2358 comparses; be ready for fast_math.
2359 (print_operand): Support 'D'.
2361 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
2363 * jump.c (reversed_comparison_code): Kill.
2365 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
2367 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
2370 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
2372 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
2373 add missing '%' in constraints.
2375 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
2377 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
2378 for HOST_BITS_PER_WIDE_INT == 32 too.
2380 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
2382 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
2384 (insert_save, insert_restore): New parameter save_mode.
2385 (init_caller_save): Update initialization of reg_save_code
2386 and reg_restore_code.
2387 (save_call_clobbered_regs): Compute save_modes and update calls to
2388 reg_save_code and reg_restore_code.
2389 (insert_restore): Unsignetize numbers; use save_modes to choose mode
2390 of spill; update use of reg_restore_code.
2391 (insert_save): Likewise.
2392 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2393 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2394 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2396 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2398 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
2399 noce_try_store_flag_inc, noce_try_store_flag_mask,
2400 noce_try_cmove_arith):
2401 Use reversed_comparison_code instead of reverse_comparison and
2402 can_reverse_comparison_p.
2404 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
2406 * jump.c (reversed_comparison_code_parts): Allow reversal of
2407 unordered compares in -ffast-math mode; reverse ordered compares
2408 for FP even w/o -ffast-math.
2410 2001-02-27 Richard Henderson <rth@redhat.com>
2412 * print-rtl.c (print_rtx) [i]: Don't print field five on
2413 NOTEs other than NOTE_INSN_DELETED_LABEL.
2415 2001-02-27 Zack Weinberg <zackw@stanford.edu>
2417 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
2418 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
2420 2001-02-27 Diego Novillo <dnovillo@redhat.com>
2422 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
2423 even if walk_subtrees is 0.
2424 * c-semantics.c (prune_unused_decls): Return a non-null value to
2425 stop traversing the tree chain.
2427 2001-02-27 DJ Delorie <dj@redhat.com>
2429 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
2430 register, *then* define it as the new CFA.
2432 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
2434 * pa.c (override_options): Promote -fpic to -fPIC.
2435 (legitimize_pic_address): Simplify due to removal of
2436 small PIC as a code generation option.
2437 (secondary_reload_class): Similarly.
2438 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
2439 (PRINT_OPERAND_ADDRESS): Similarly.
2440 * pa.md (various patterns): Similarly.
2441 (small pic lo_sum pattern): Remove.
2443 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
2446 * md.texi (min, max): Document
2448 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2450 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2451 TARGET_PARTIAL_REG_DEPENDENCY.
2452 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2454 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2456 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2458 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2460 * mips.c (mips_make_temp_file): Fix thinko in last change.
2462 2001-02-26 Jason Eckhardt <jle@redhat.com>
2464 * combine.c (known_cond): Do not reverse the condition when
2465 SMAX/UMAX is being considered and the condition is for equality
2468 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2470 2001-02-26 Philip Blundell <philb@gnu.org>
2472 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2474 * config/arm/linux-elf.h: Remove historical relics related to
2475 above configurations.
2476 * config/arm/linux-oldld.h: Delete.
2477 * config/arm/linux-elf26.h: Delete.
2479 2001-02-26 Jason Merrill <jason@redhat.com>
2481 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2483 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2484 recognize a tentative definition. Lose obsolete code.
2486 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2487 variables unless necessary, either.
2489 2001-02-25 Richard Henderson <rth@redhat.com>
2491 * ifcvt.c (struct noce_if_info): Add test_bb.
2492 (noce_get_alt_condition): New.
2493 (noce_try_minmax, noce_try_abs): New.
2494 (noce_operand_ok): New.
2495 (noce_process_if_block): Use them.
2496 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2498 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2500 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2503 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2505 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2506 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2508 (mips_asm_file_end): Free temp_filename here.
2510 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2512 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2513 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2515 * config/i386/i386.md (movstrsi): Handle FAIL case.
2517 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2519 * cppinit.c (builtin_array): Update.
2520 (init_builtins): Flag builtins to warn if redefined or
2521 undefined. Define __GXX_WEAK as a normal macro.
2522 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2523 * cpplib.h (NODE_WARN): New flag.
2524 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2525 Handle __STDC__ as a builtin only on Solaris.
2526 (warn_of_redefinition): Renamed from check_macro_definition.
2527 Reverse sense of test. Always warn if NODE_WARN.
2528 (_cpp_create_definition): Use warn_of_redefinition. Flag
2529 any macro beginning with "__STDC_" to require a mandatory
2530 warning if redefined or undefined.
2532 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2534 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2535 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2536 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2537 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2538 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2539 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2540 Don't define any of:
2541 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2542 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2543 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2544 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2545 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2547 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2548 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2551 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2552 Delete now-empty file.
2554 * alpha/vms.h: Define NEED_ATEXIT here...
2555 * alpha/xm-vms.h: ...not here.
2557 * i386/cygwin.h: Don't define PARAMS.
2558 * mips/mips.c: Don't prototype mktemp. Don't define
2559 P_tmpdir. Use make_temp_file to create temporary files.
2560 Don't be clever and delete temporary files early.
2561 * config.gcc: Drop references to deleted files. Don't define
2563 * gcc.texi: Don't mention USE_PROTOTYPES.
2565 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2567 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2568 (ix86_set_move_mem_attrs_1): Likewise.
2569 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2570 * config/i386/i386.md (movstrsi): Call it.
2572 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2574 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2575 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2576 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2577 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2579 (i750a-*-*): Error here if hosting on i750a.
2580 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2582 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2583 Remove (empty modulo comments).
2585 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2586 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2587 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2588 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2589 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2590 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2592 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2593 Remove reference to winnt.h in comment.
2594 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2596 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2598 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2599 used to set another biv.
2601 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2603 * tree.h (BLOCK_DEAD): New macro.
2604 (struct tree_block): New flag, dead_flag.
2605 * print-tree.c (print_node, case 'b'): Print missing fields.
2606 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2607 * function.c (identify_blocks): Enable test for misplaced notes.
2608 (all_blocks): Skip BLOCK_DEAD blocks.
2609 * integrate.c (integrate_decl_tree): Likewise.
2611 * errors.c (internal_error, trim_filename): New functions.
2612 (fancy_abort): Call internal_error.
2613 * errors.h (internal_error, trim_filename): New declarations.
2615 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2617 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2619 (EXTRA_CONSTRAINT): Formatting changes.
2621 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2623 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2625 2001-02-23 Per Bothner <per@bothner.com>
2627 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2628 so they can be called from java/jvspec.c.
2629 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2631 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2633 * i386.c (ix86_frame): New structure.
2634 (ix86_compute_frame_size): Kill.
2635 (ix86_compute_frame_layout): New.
2636 (ix86_save_reg): New.
2637 (ix86_can_use_return_insn_p): Use frame layout stuff.
2638 (ix86_expand_prologue): Likewise.
2639 (ix86_expand_epilogue): Likewise.
2640 (ix86_initial_elimination_offset): Likewise.
2641 (ix86_nsaved_regs): Use ix86_save_reg.
2642 (ix86_emit_save_regs): Likewise.
2644 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2646 * flow.c (find_sub_basic_blocks): New function.
2647 (split_block): Be ready for basic block introduced by CODE_LABEL.
2648 (commit_one_edge_insertion): Call find_sub_basic_block.
2650 * flow.c (make_edges): Add edge from entry for blocks starting with
2651 label having ALTERNATE_NAME
2653 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2655 * function.c (epilogue_done): Be ready for first basic block not
2656 containing PROLOGUE_END note.
2657 (reposition_prologue_and_epilogue_notes): Avoid placing
2658 PROLOGUE_END note between BASIC_BLOCK.
2660 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2662 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2664 2001-02-21 DJ Delorie <dj@redhat.com>
2666 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2667 check for current_function_has_nonlocal_goto from 1999-11-12.
2669 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2671 * diagnostic.c (trim_filename): No longer static.
2672 * toplev.h (trim_filename): Declare.
2673 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2674 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2675 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2676 (rtvec_check_failed_bounds): Likewise.
2677 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2679 * convert.c (convert_to_integer): Don't do unsigned unless result or
2680 both inputs are unsigned.
2682 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2685 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2687 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2689 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2691 * Makefile.in (resource.o): Add params.h dependence.
2692 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2693 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2694 * resource.c: Add dependence on params.h.
2695 (current_live_regs): Fix explanatory comment.
2696 (find_basic_block): Add new parameter to permit limiting search
2698 (mark_target_live_regs): Add new argument to find_basic_block call.
2699 (incr_ticks_for_insn): Likewise.
2701 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2703 * diagnostic.c (output_to_stream): Rename to
2704 output_buffer_to_stream. Loses the stream parameter.
2705 (init_output_buffer): Set diagnosic_buffer's stream.
2706 (flush_diagnostic_buffer): Adjust.
2707 (default_print_error_function): Likewise.
2708 (finish_diagnostic): Likewise.
2709 (verbatim): Likewise.
2711 * diagnostic.h (struct output_buffer): Add `stream' field.
2712 (output_buffer_attached_stream): New macro.
2714 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2716 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2717 check if either operand is divisible by C.
2718 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2719 If type is signed, consider negative numbers as well.
2721 2001-02-22 Richard Henderson <rth@redhat.com>
2723 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2724 reach .text instead of gp-relative relocs.
2725 * config/ia64/crtend.asm (.init): Likewise.
2727 2001-02-22 Andreas Jaeger <aj@suse.de>
2729 * extend.texi (C++ Attributes): Fix typo.
2731 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2733 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2734 functions, drop current_function_args_info.words test.
2735 (ia64_compute_frame_size): Mark syscall_linkage functions as
2736 using eight input registers.
2738 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2739 Bruce Korb <bkorb@gnu.org>
2741 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2742 * fixinc/README: Document how to convert sed substitutions
2743 to format style c_fix-es.
2744 * fixinc/fixincl.x: regen
2746 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2748 * gcc.c: Add comment explaining how to add a command-line option.
2749 Add title to specs language comment.
2751 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2753 * gcc.c (cc1_options): Add "-param".
2754 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2755 (option_map): Likewise.
2756 * toplev.c (display_help): Add entry for "--param".
2757 (independent_decode_option): Fix typographical error.
2759 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2760 Bernd Schmidt <bernds@redhat.com>
2761 Jan Hubicka <jh@suse.cz>
2763 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2764 (function_arg): Likewise.
2766 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2768 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2770 2001-02-21 Kazu Hirata <kazu@hxi.com>
2772 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2776 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2778 * flow.c (init_propagate_block_info): Canon address and use single_set
2779 for killing dead memory stores.
2781 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2783 * Makefile.in (reorg.o): Add params.h dependence.
2784 * params.def: Fix typographical error in comment.
2785 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2786 * params.h: Modify introductory comment.
2787 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2788 * reorg.c: Add dependence on params.h.
2789 (redundant_insn): Add parameterized throttle for search.
2790 (fill_simple_delay_slots): Add a comment explaining a variable.
2791 Move conditional out of loop, simplifying code.
2792 (fill_eager_delay_slots): Fix typographical error in comment.
2794 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2796 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2798 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2799 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2801 2001-02-21 Jason Merrill <jason@redhat.com>
2803 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2804 (struct tree_decl): Add uninlinable bitfield.
2805 * c-decl.c (duplicate_decls): Set it.
2806 * integrate.c (function_cannot_inline_p): Check it.
2808 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2809 DW_AT_MIPS_linkage_name to abstract methods.
2810 (dwarf2out_abstract_function): Emit class context before calling
2811 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2812 (gen_subprogram_die): Remove obsolete code.
2813 (gen_member_die): Don't include clones in the member list.
2814 (gen_decl_die): Emit abstract info for clone origin.
2815 * dwarfout.c (output_type): Don't include clones in the member list.
2816 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2817 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2818 DECL_ABSTRACT on a function that already has it set.
2820 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2821 (get_subprogram_die): Pass it in.
2823 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2825 * flow.c (mark_set_1): Make not_dead unsigned long. For
2826 non-pseudos, use it as a bitmask of the hard regs that
2829 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2831 * cppfiles.c: Update comments.
2832 (_cpp_read_file): Don't check for NULL filenames any more.
2833 * cppinit.c (cpp_start_read): Don't do canonicalization of
2834 in_fname and out_fname. Use the passed file name exclusively.
2835 (_cpp_handle_options): Don't treat "-" as a command line option,
2836 but as a normal filename.
2837 (_cpp_post_options): Canonicalize in_fname and out_fname.
2838 * cppmain.c (printer_init): Don't check out_fname for NULL.
2839 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2840 (init_c_lex): Update, and use "" to represent stdin to CPP.
2843 2001-02-20 Will Cohen <wcohen@redhat.com>
2845 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2846 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2847 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2850 2001-02-20 Stan Shebs <shebs@apple.com>
2852 * config/rs6000/rs6000.c (output_cbranch): Output branches
2853 on separate lines instead of using ';' to separate.
2855 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2857 * cppinit.c (set_lang): Move builtin handling to...
2858 (init_builtins): ...here.
2859 (_cpp_create_reader): Move call to set_lang.
2861 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2863 * stmt.c (expand_return): If an attempt is made to return the
2864 error_mar_node, treat the return like a return without a value.
2866 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2868 * sibcall.c (skip_copy_to_return_value): Call
2869 identify_call_return_value here, and return orig_insn if it
2870 returns zero. Hardret and softret arguments now unnecessary.
2871 (call_ends_block_p): Don't call identify_call_return_value here.
2873 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2875 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2876 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2878 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2880 * pa.c (move_operand): Accept code to load the address of a
2881 symbol out of the DLT as a valid move operand.
2882 (print_operand, case 'A'): New to handle generating a DLT
2883 reference for a LO_SUM expression.
2884 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2885 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2887 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2889 * README, cpp.texi, gcc.texi, version.c: Update version number to
2891 * cpp.1, gcov.1, gcc.1: Regenerate.
2893 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2895 * cppfiles.c (stack_include_file): Generate dependencies
2896 here, and manage include_count here too.
2897 (PRINT_THIS_DEP): Delete.
2898 (_cpp_execute_include): Do not generate dependencies here,
2899 apart from the case of a missing header. Do not manage
2901 (_cpp_read_file): Leave dependency generation to
2904 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2906 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2907 target_cpu_default. Remove dead assignment to
2910 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2912 * regclass.c (contains_reg_of_mode): Make global.
2913 (init_reg_sets): Remove contains_reg_of_mode; take into account
2914 CLASS_MAX_NREGS when looking for the proper mode.
2915 (dump_regclass): Dump only classes considered for the pseudo.
2916 (regclass): Use contains_reg_of_mode.
2918 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2920 * gcc.c (do_spec_1): 'n' for printing notices.
2921 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2923 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2925 * reg-stack.c (next_flags_user): Use current_block->end
2926 (swap_rtx_condition): Look for next user if flags don't die;
2927 give up on CALL_INSNs; use current_block->end.
2929 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2931 * sibcall.c (call_ends_block_p): New function.
2932 (optimize_sibling_and_tail_recursive_call): Use it.
2934 2001-02-18 Kazu Hirata <kazu@hxi.com>
2936 * config/h8300/h8300.md: Update copyright.
2937 (andsi3): Do not output an extra newline character.
2939 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2941 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2942 FNDECL may be unused.
2944 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2945 follow jumps after first run.
2946 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2947 it doesn't change any jumps.
2949 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2951 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2952 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2953 (mostlyclean): Corresponding changes.
2954 * rtlanal.c (hard-reg-set.h): Include.
2955 (rtx_unstable_p): Do not treat the argument pointer specially
2956 if it is not a fixed register.
2957 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2959 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2961 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2962 against last real insn in basic block.
2963 Rework to avoid gotos.
2965 * Makefile.in (gcse.o): Now includes ggc.h.
2966 * gcse.c: Include ggc.h.
2967 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2968 (try_replace_reg): Remove warning of uninitialize variable.
2969 (process_insert_insn): Call invalid_insn_p to validate insn.
2970 * recog.c (insn_invalid_p): Now global.
2971 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2972 * recog.h (insn_invalid_p): New declaration.
2974 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2976 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2977 assignments from FP constants since 'Y' output code can't handle it.
2978 (eligible_for_sibcall_delay): Likewise.
2980 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2981 Call fancy_abort directly, passing args.
2982 (print_rtl_and_abort): Now a macro, like fancy_abort.
2984 * final.c (output_operand_lossage): Use internal_error, not error.
2986 2001-02-18 Shane Nay <shane@agendacomputing.com>
2988 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2989 structure shift insns.
2991 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2993 * invoke.texi (-fsquangle): Remove documentation.
2994 (-fname-mangling-version): Likewise.
2996 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2998 * optabs.c (expand_abs): Remove reference to
2999 HAVE_contitional_arithmetic.
3000 * combine.c (simplify_set): Likewise.
3002 2001-02-18 Richard Henderson <rth@redhat.com>
3004 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
3007 2001-02-18 Richard Henderson <rth@redhat.com>
3009 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
3011 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
3013 * reload1.c (reload_cse_simplify_set): Fix typo.
3015 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3017 * diagnostic.c (_fatal_insn): Decrement errorcount.
3019 * invoke.texi (-I): Add note avoiding use for system header files.
3021 * rtl.h (add_clobbers): Remove duplicate declaration.
3022 * recog.h (added_clobbers_hard_reg_p): New declaration.
3023 * genemit.c (struct clobber_pat): New field has_hard_reg.
3024 (gen_insn): Record if added clobbers clobber hard reg.
3025 (gen_split): Avoid unused warning if number of operands is 0.
3026 (output_added_clobbers_hard_reg_p): New function.
3029 2001-02-18 Alan Modra <alan@linuxcare.com.au>
3031 * pa.c (hppa_expand_prologue): Simplify code storing return
3032 pointer. For large (>=8k) frames with a post_store, adjust stack
3033 pointer by 8k-64 first rather than by 64. When testing with
3034 VAL_14_BITS_P, always use the actual value rather than the value
3035 negated. Add blockage to prevent scheduling of spills before
3036 stack frame has been created.
3037 (hppa_expand_epilogue): Simplify code loading return pointer.
3038 Allow a slightly larger range for merge_sp_adjust_with_load case.
3039 When testing with VAL_14_BITS_P, always use the actual value.
3041 * pa.c (pa_adjust_insn_length): Check that block move
3042 pattern is a set before looking at operands.
3044 2001-02-17 Mark Mitchell <mark@codesourcery.com>
3046 * fold-const.c (fold_binary_op_with_conditional_arg): New
3047 function, split out from ...
3049 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
3050 conditional arms that throw exceptions.
3052 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
3055 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3057 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
3058 define HAVE_DECL_* to 1 to mask potential backup declarations.
3059 * configure: Regenerated.
3061 2001-02-17 Mark Mitchell <mark@codesourcery.com>
3063 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
3065 2001-02-17 Richard Henderson <rth@redhat.com>
3067 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
3068 when replacing a memory load with a register.
3070 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3071 Jan Hubicka <jh@suse.cz>
3073 * recog.c (validate_replace_src_1): New.
3074 (validate_replace_src_data): Likewise.
3075 (validate_replace_src): Use note_uses.
3076 * rtl.h (note_uses): Declare.
3077 * rtlanal.c (note_uses): New.
3079 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
3081 * reg-stack.c (stack_def): Make field reg unsigned.
3082 (remove_regno_note): Unsignetize parameter.
3084 2001-02-16 Jes Sorensen <jes@linuxcare.com>
3086 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
3087 shladd_operand() call.
3089 2001-02-16 Bruce Korb <bkorb@gnu.org>
3090 Rodney Brown <RodneyBrown@mynd.com>
3092 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
3093 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
3094 machine restrictions
3095 * fixinc/fixincl.x: regen
3097 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3099 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
3101 (hash_scan_insn): Clean up calls to hash_scan_set.
3102 (compute_kill_rd): REGNO now unsigned.
3103 (try_replace_reg): Rework to use simplify_replace_rtx.
3104 (cprop_jump, cprop_cc0_jump): Likewise.
3105 (cprop_insn): Call find_reg_equal_equiv_note.
3106 Reflect changes to cprop_jump and cprop_cc0_jump.
3108 * recog.c (validate_replace_src): Replace in operands of
3109 ZERO_EXTRACT in SET_DEST.
3111 * cse.c (new_label_ref): New variable.
3112 (insert): Set it instead of recorded_label_ref.
3113 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
3114 CODE_LABEL for this function, and not already in REG_LABEL note.
3116 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
3118 * resource.c (mark_referenced_resources): Fix typo in introductory
3120 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
3123 2001-02-16 Jason Merrill <jason@redhat.com>
3125 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
3127 (gen_subprogram_die): Don't abort on seeing a second definition if
3128 the previous one was abstract. Don't replace an abstract instance
3129 in the lookup table.
3131 * dwarf2out.c (dwarf2out_abstract_function): Rename from
3132 gen_abstract_function.
3133 * dwarf2out.h: Declare it.
3134 * toplev.c (note_outlining_of_inline_function): New fn.
3135 * toplev.h: Declare it.
3136 * integrate.c (output_inline_function): Call it.
3137 * c-decl.c (duplicate_decls): Call it when redefining an extern
3138 inline. Don't inline the new defn.
3140 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
3142 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3144 * .gdbinit: Rename to gdbinit.in.
3145 * gdbinit.in: New file,
3146 * configure.in: Generate .gdbinit from gdbinit.in.
3147 * configure: Regenerated.
3148 * Makefile.in (distclean): Always remove .gdbinit.
3150 2001-02-16 Jakub Jelinek <jakub@redhat.com>
3152 * objc/objc-act.c (start_class): Register implemented_classes with
3155 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
3157 * cppfiles.c (_cpp_make_system_header): Generate a file
3160 2001-02-15 Jim Meyering <meyering@lucent.com>
3162 * Makefile.in (install-common): Don't depend on installdirs here.
3163 Instead, make each of the lang.install-common targets (e.g.,
3164 c++.install-common in cp/Make-lang.in) depend on it.
3165 (install-driver): Depend on installdirs.
3167 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3169 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
3171 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
3174 2001-02-15 Mark Mitchell <mark@codesourcery.com>
3176 * invoke.texi (--param): Document.
3178 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
3180 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
3182 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
3184 * i386.md (extendsfdf2_2): Fix constraints.
3186 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
3188 * i386.md (fop_df_3 splitter): Fix operand number.
3190 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
3192 * invoke.texi (-mreg-alloc): Nuke.
3193 * i386.c (ix86_reg_alloc_order, regs_allocated,
3194 order_regs_for_local_alloc): Nuke.
3195 (override_options): Kill reg_alloc code.
3196 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
3197 (REG_ALLOC_ORDER): SSE goes before I387.
3198 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
3199 (ix86_reg_alloc_order): Likewise.
3200 * i386-protos.h (ix86_reg_alloc_order): Kill.
3202 2001-02-14 Richard Henderson <rth@redhat.com>
3204 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
3206 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
3208 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
3210 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
3212 * i386-protos.h (ix86_memory_move_cost): Move offline.
3213 * i386.c (ix86_register_move_cost): Compute properly cost of
3214 SSE, MMX and i387 instructions.
3215 (*_cost): Add costs of SSE/MMX moves.
3216 (ix86_memory_move_cost): Move offline from ....; Likewise.
3217 * i386.h (MEMORY_MOVE_COST): .... here;
3218 (struct processor costs): Add new fields to represent costs
3221 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
3223 * regclass.c (init_reg_sets_1): Reinstall the optimization of
3224 move_cost together with Matt Kraai's fix.
3226 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3228 * Makefile.in (OBJS): Add params.o.
3230 2001-02-14 Richard Henderson <rth@redhat.com>
3231 DJ Delorie <dj@redhat.com>
3233 * jump.c (jump_optimize_1): When we delete a conditional jump
3234 preceeding a non-conditional jump to effectively the same place,
3235 make sure that the combined jump skips any clobber insns between
3238 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3240 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
3242 2001-02-14 Mark Mitchell <mark@codesourcery.com>
3244 * Makefile.in (toplev.o): Depend on params.h.
3245 (intergate.o): Likewise.
3246 (params.o): New target.
3247 * flags.h (inline_max_insns): Remove.
3248 * integrate.c: Include params.h.
3249 Use MAX_INLINE_INSNS instead of inline_max_insns.
3250 * params.c: New file.
3251 * params.h: Likewise.
3252 * params.def: Likewise.
3253 * toplev.c: Include params.h.
3254 (lang_independent_params): New variable.
3255 (decode_f_option): Use the param machinery instead of setting
3257 (independent_decode_option): Handle "--param name=value".
3258 (main): Register language-independent parameters.
3260 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
3262 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
3264 2001-02-14 Richard Henderson <rth@redhat.com>
3266 * regclass.c (init_reg_sets_1): Revert last two changes.
3268 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3270 * stor-layout.c (is_pending_size, put_pending_size): New functions.
3271 (variable_size): Call put_pending_size.
3272 * tree.h (is_pending_size, put_pending_size): Add prototypes.
3273 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
3274 sizes list, put newly created SAVE_EXPR there as well.
3276 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3278 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
3279 (errata_find_address_regs): load_group has only 2 entries.
3280 (errata_emit_nops): Likewise. shladd is not problematic.
3281 Clear last_group if nop was emitted.
3282 (fixup_errata): load_group has only 2 entries.
3285 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
3287 * c-lex.c (lex_number): Only warn traditionally for U suffix
3288 outside system macros.
3289 * cppexp.c (parse_number): Similarly.
3290 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
3291 * cppmacro.c (struct cpp_macro): New member node.
3292 (parse_args): Only warn about missing rest args if not
3294 (funlike_invocation_p): Similarly for uninvoked funlike macros.
3295 (cpp_sys_objmacro_p): New.
3296 (_cpp_create_definition): Store the node with the macro defn.
3297 Remember if the macro is defined in a system header.
3299 2001-02-13 DJ Delorie <dj@redhat.com>
3301 * configure.in (check_languages): determine languages to check
3302 * Makefile.in (check-c++): alias for check-g++
3303 (check-f77): alias for check-g77
3304 (CHECK_TARGETS): depend on configured languages
3306 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
3308 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3309 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3310 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3311 (sqrtextendsfdf2): Disable for SSE2.
3313 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
3315 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3316 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3317 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3318 (sqrtextendsfdf2): Disable for SSE2.
3320 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
3322 * i386.md (movsfcc_1): Support integer cmove instruction.
3323 (movdfcc_1): Likewise; new splitter.
3325 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
3327 * i386.c (output_fp_compare): Support SSE.
3328 (prepare_fp_compare_args): SSE comparisons always support memory.
3329 * i386.h (TARGET_CMOVE): SSE imply cmove.
3330 * i386.md (cmp?f2): Enable for SSE too.
3331 (cmpfp_i*): Support SSE.
3333 (cmpfp_i_sse_only): New.
3334 (s*, b* fp expanters): Enable for SSE too.
3335 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
3338 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
3340 * regclass.c (init_reg_sets_1): Silence warning.
3342 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
3344 * i386.md (sqrt?f2): Change to expander.
3345 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
3347 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3349 * rtlanal.c (find_reg_equal_equiv_note): New function.
3350 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
3351 (simplify_gen_relational, simplify_replace_rtx): Likewise.
3352 * rtl.h: Add declarations for above functions.
3354 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
3356 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
3358 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
3359 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
3360 * flow.c (mark_regs_live_at_end): Likewise.
3361 (calculate_global_regs_live): Likewise.
3362 * gcse.c (compute_hash_table): Likewise.
3363 (compute_kill_rd): Likewise.
3364 * resource.c (mark_target_live_regs): Likewise.
3365 * rtl.h (INVALID_REGNUM): New macro.
3367 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
3369 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
3371 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
3373 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
3376 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
3378 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
3380 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
3381 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
3382 (fop_sf_1_sse, fop_df_1_sse): New patterns
3383 (fop_*): Disable float_extend and float patterns for SSE compilation.
3384 * i386.c (output_387_binary_op): Support SSE.
3386 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
3388 * i386.md (dummy_extendsfdf2): Support SSE2
3389 (extendsfdf2): Enable if 80387 or SSE2.
3390 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
3391 and no MIX_I387_SSE2
3392 (extendsfdf2_1_sse_only): New pattern.
3393 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
3395 (truncdfsf2_1): Support SSE.
3396 (truncdfsf2_2): Support SSE.
3397 (truncdfsf2_2_1_sse): New pattern.
3398 (fixtruncsfsi2): Always use SSE if available.
3399 (fix_truncsfsi_sse): New pattern.
3400 (fix_truncdfsi_sse): New pattern.
3401 (floatsis?f2): Support SSE.
3402 (floatsidf2_i387): New pattern.
3403 (floatsidf2_sse): Likewise.
3405 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3407 * configure.in: Use "have_gnat" variable, not "gnat".
3408 * configure: Regenerated.
3410 * config/sparc/sparc.c (function_value): Treat all non-record
3411 aggregate types like used to treat UNION_TYPE.
3413 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
3415 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
3416 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
3418 (MASK_MIX_SSE_I387): New.
3419 (TARGET_SSE): SSE2 imply SSE.
3420 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
3421 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
3422 (enum reg_class): Add new classes.
3423 (REG_CLASS_NAMES): Likewise.
3424 (REG_CLASS_CONTENTS): Likewise.
3425 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
3426 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
3427 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
3428 (CLASS_MAX_NREGS): Use new macros.
3429 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
3430 * i386.md (pushsf, movsf): Support SSE.
3431 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
3432 splitters to use ANY_FP_REGNO_P.
3433 (movdf_nointeger, movdf_integer): Likewise.
3435 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3437 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
3438 (try_combine): Use it.
3440 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
3442 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
3443 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
3444 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
3445 (REGISTER_MOVE_COST): Likewise.
3446 * i386-protos.h (ix86_secondary_memory_needed,
3447 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
3448 * i386.c (ix86_secondary_memory_needed,
3449 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3451 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3453 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3454 (HARD_REGNO_MODE_OK): Move offline to ....
3455 * i386.c (ix86_hard_regno_mode_ok) ... here;
3456 refuse all incorrect modes.
3457 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3459 2001-02-13 Richard Henderson <rth@redhat.com>
3461 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3462 entire operator; replicate that and match_dup the operands.
3463 (cmp_ccx_arith_op_set): Likewise.
3464 (cmp_cc_arith_op_not_set): Likewise.
3465 (cmp_ccx_arith_op_not_set): Likewise.
3467 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3469 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3471 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3473 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3474 (TARGET_NO_BITFIELD_WORD): New macro.
3475 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3476 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3478 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3480 * cselib.c: New file, from simplify-rtx.c.
3481 * simplify-rtx.c: Remove cselib parts.
3482 * Makefile.in: Add cselib.o.
3484 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3486 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3487 (setup_incoming_varargs): Remove warning.
3489 * config/rs6000/rs6000.c (validate_condition_mode): When
3490 flag_fast_math, allow floating-point conditionals to be reversed.
3491 (rs6000_generate_compare): When flag_fast_math, don't generate
3492 cror operations for FP conditionals.
3494 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3496 (ASM_SPEC): Likewise.
3497 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3498 (CC1_SPEC): Likewise.
3499 (LINK_TARGET_SPEC): Likewise.
3500 (CPP_ENDIAN_SPEC): Likewise.
3501 * Makefile.in (check-consistency): New target.
3503 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3505 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3506 "return type defaults" warning for functions with return type
3508 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3509 function declarations by default rather than only when pedantic.
3511 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3513 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3516 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3518 * extend.texi (Deprecated): Deprecate new initializer lists.
3520 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3522 * mkdeps.c (deps_add_default_target): Robustify. Add
3523 basename component only.
3524 * cpp.texi (-M): Describe how default target is generated.
3525 * invoke.texi (-M): Likewise.
3527 2001-02-12 Kazu Hirata <kazu@hxi.com>
3529 * toplev.c (push_float_handler): Remove.
3530 (pop_float_handler): Remove.
3531 * toplev.h: Remove prototypes for the above functions.
3533 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3535 * c-common.c (constant_fits_type_p): New function.
3536 (convert_and_check): Use it.
3538 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3540 * Makefile.in (GXX_ABI_FLAG): Don't define.
3541 * configure.in (--enable-new-gxx-abi): Remove option.
3542 * config.in: Regenerated.
3543 * configure: Likewise.
3545 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3547 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3549 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3550 regular basic block, and arrange for all edges into it to switch
3553 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3555 * Makefile.in (distclean): Do not remove .gdbinit.
3557 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3559 * Makefile.in (gcc.o): Fix typos.
3560 (protize.o): Likewise.
3561 (unprotoize.o): Likewise.
3563 2001-02-11 Richard Henderson <rth@redhat.com>
3565 * tree.c (build1): Check for null operand in last change.
3567 2001-02-11 Richard Henderson <rth@redhat.com>
3569 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3570 (fold): Don't assume a constant isn't foldable.
3571 * tree.c (build): Set TREE_CONSTANT for an expression with no
3572 side-effects and constant operands.
3575 2001-02-10 Richard Henderson <rth@redhat.com>
3577 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3579 2001-02-10 Anthony Green <green@redhat.com>
3581 * cpp.texi (Standard Predefined): Add documentation for
3584 * c-common.c (combine_strings): Improve warning message.
3586 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3588 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3590 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3592 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3594 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3597 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3599 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3602 2001-02-09 Nick Clifton <nickc@redhat.com>
3604 * config/arm/arm.md: Change output contraint on post inc
3605 load/store multiple patterns to be a read/write contraint.
3607 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3609 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3610 .o files when using the -M options.
3612 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3613 David Edelsohn <edelsohn@gnu.org>
3615 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3616 handle DImode constants. Use one TOC entry for SImode and smaller
3617 constants, aligned properly.
3619 2001-02-08 Jason Merrill <jason@redhat.com>
3621 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3622 about the SP adjustment for saving the static chain pointer.
3623 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3624 offset when setting a temporary CFA register.
3626 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3628 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3629 powerpc-*-chorusos* .
3630 * config/rs6000/chorus.h : New file.
3631 * config/i386/chorus.h : New file.
3632 * config/sparc/chorus.h : New file.
3633 * config/sparc/t-chorus-elf : New file.
3635 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3637 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3638 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3639 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3640 (__WCHAR_TYPE__): Correct macro name.
3642 2001-02-08 Richard Henderson <rth@redhat.com>
3644 * config/i386/i386.c (ix86_frame_pointer_required): New.
3645 (ix86_setup_frame_addresses): New.
3646 (struct machine_funciton): Add accesses_prev_frame.
3647 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3648 ix86_frame_pointer_required.
3649 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3650 (SETUP_FRAME_ADDRESSES): New.
3651 * config/i386/i386-protos.h: Update.
3652 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3653 from FRAME_POINTER_REQUIRED.
3654 * config/i386/svr3gas.h: Likewise.
3655 * config/i386/sysv3.h: Likewise.
3656 * config/i386/v3gas.h: Likewise.
3658 2001-02-08 Richard Henderson <rth@redhat.com>
3660 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3661 calculation of the number of integer registers required.
3662 (function_arg_record_value): Likewise.
3664 2001-02-08 Jason Merrill <jason@redhat.com>
3666 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3667 two. Print file and line with "confused" message.
3669 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3671 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3673 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3675 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3677 * final.c (cleanup_subreg_operands): The address of a MEM can
3680 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3683 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3685 * gcc.texi (Incompatibilities): Update documentation of
3686 preprocessing numbers.
3688 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3690 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3692 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3694 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3696 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3697 * gcc.c (struct compiler): Add cpp_spec field.
3698 (input_file_compiler): New variable.
3699 (do_spec_1): Allow a particular compiler to handle `%C'
3701 (main): Store the current compiler in input_file_compiler.
3702 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3704 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3706 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3707 * cppinit.c (cpp_create_reader): Initialize them.
3708 (append_include_chain): cxx_aware arg might be unused.
3709 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3710 keywords and give them their phase 7 meaning. Pedwarn about
3711 this unless '__bool_true_false_are_defined' is defined.
3713 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3715 * lcm.c (optimize_mode_switching): Emit mode_set before the
3716 JUMP_INSN of an abnormal edge.
3718 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3720 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3721 a scheduling barrier at the end.
3723 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3725 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3727 * config/sh/sh.md (reload_outsf): Removed.
3728 (movsf_ie): Introduce constraints for FPUL loads and stores.
3729 (reload_insf): Broaden the output constraint.
3731 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3733 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3734 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3736 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3738 * final.c: Revert my previous changes.
3739 * output.h: Make profile_label_no extern.
3740 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3741 for generating label.
3743 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3745 * config/i386/djgpp.h: Add comments about standard paths.
3746 (MD_EXEC_PREFIX): Undefine before defining.
3747 (MD_STARTFILE_PREFIX): New.
3749 2001-01-30 Bruce Korb <bkorb@gnu.org>
3751 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3752 (load_file): do not rely on load_file_data() to close file pointer
3753 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3754 fixinc/inclhack.def(irix_limits_const): add test_text
3756 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3758 * cppexp.c (parse_defined): Improve diagnostics for invalid
3761 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3763 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3765 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3767 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3768 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3769 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3770 (rs6000_output_symbol_ref): New function.
3771 (output_toc): Use VTABLE_NAME_P.
3773 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3775 * print-tree.c (print_node, case PARM_DECL):
3776 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3778 * stor-layout.c (reference_types_internal): New variable.
3779 (internal_reference_types): New function.
3780 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3781 * tree.h (internal_reference_types): New declaration.
3783 * cse.c (find_best_addr): Fix typo in computing cost.
3785 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3787 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3788 and this is the sum of a pointer and a constant, we know the result
3790 (num_sign_bit_copies, case PLUS): Likewise.
3791 * explow.c (convert_memory_address): Remove opposite SUBREG.
3792 * function.c (instantiate_new_reg): New function (from common code).
3793 (instantiate_virtual_regs_1): Call it.
3794 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3795 if pointers sign- or zero-extend.
3796 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3797 If pointers extend unsigned, use inside of SUBREG.
3798 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3800 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3802 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3803 subdir of gcc_gxx_include_dir.
3804 (gcc_gxx_target_include_dir): Remove.
3806 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3808 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3809 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3810 a high-level description.
3812 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3814 * final.c: Move the declaration of profile_label_no to ...
3815 * output.h: ... here.
3816 * function.c (expand_function_start): Call PROFILE_HOOK.
3817 * config/rs6000/aix.h: Define PROFILE_HOOK.
3818 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3819 * config/rs6000/rs6000.c (output_profile_hook): Define.
3820 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3821 output_profile_hook.
3822 tm.texi : Explain new macro PROFILE_HOOK.
3824 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3826 * extend.texi (Extended Asm): Do not say that semicolon is always
3827 a valid line-breaking character for GNU assemblers. Use
3828 newline-tab as the most commonly supported syntax. Use
3829 newline-tab rather than semicolon in multi-insn examples.
3831 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3833 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3835 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3836 David Edelsohn <edelsohn@gnu.org>
3838 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3839 code for AIX, even without flag_pic.
3841 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3843 * c-typeck.c (common_type): push and pop binding level around
3844 calling common_type on function parameters.
3846 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3848 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3850 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3852 * config/mips/mips.c (override_options): Fix typo in last change.
3853 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3854 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3856 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3858 * invoke.texi (-fdump-class-layout): Document.
3859 (-fdump-translation-unit): Use `=' as filename separator.
3861 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3863 * Makefile.in (s-mlib): Don't build multilibs if
3865 (DRIVER_DEFINES): Adjust accordingly.
3867 (protoize.o): Likewise.
3868 (unprotoize.o): Likewise.
3869 * configure.in: Recognize --enable-multilib.
3871 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3873 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3875 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3876 * configure.in: Remove --enable-libstdcxx_v3 support.
3877 * configure: Regenerated.
3879 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3881 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3882 Call abort instead of fatal.
3883 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3884 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3885 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3886 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3887 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3888 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3890 * diagnostic.h (set_internal_error_function): Renamed.
3891 * toplev.h (internal_error): Renamed from fatal.
3892 (pfatal_with_name): Deleted.
3893 (fatal_io_error): Now has printf-style arguments.
3894 * diagnostic.c (pfatal_with_name): Deleted.
3895 (fatal_io_error): Rework to have args in printf-style.
3896 (set_internal_error_function): Renamed from set_fatal_function.
3897 (internal_error): Renamed from fatal.
3898 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3899 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3900 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3901 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3902 * flow.c (verify_flow_info): Likewise.
3903 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3904 * config/mips/mips.c (save_restore_insns): Likewise.
3906 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3907 * flow.c (verify_flow_info): Likewise.
3908 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3909 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3910 (avr_normalize_condition): Likewise.
3911 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3912 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3913 (limit_reload_class, double_reg_to_memory): Likewise.
3914 (print_operand_address, emit_1600_code_shift): Likewise.
3915 (gen_tst_reg, gen_compare_reg): Likewise.
3916 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3917 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3919 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3921 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3922 * objc/objc-act.c (build_ivar_chain): Likewise.
3923 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3925 * graph.c (clean_graph_dump_file): Likewise.
3926 * profile.c (init_branch_prob): Likewise.
3927 * objc/objc-act.c (objc_init): Likewise.
3929 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3930 * config/avr/avr.c (avr_override_options): Likewise.
3931 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3932 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3933 * config/h8300/h8300.c (h8300_init_once): Likewise.
3934 * config/mips/mips.c (override_options): Likewise.
3935 * config/i386/i386.c (override_options): Likewise, rework.
3936 * config/m68k/m68k.c (override_options): Likewise.
3938 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3940 * config/mips/mips.c (print_operand): Likewise.
3941 * hash.c (hash_allocate): Don't check for failure returns from
3942 obstack functions that can't fail.
3943 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3944 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3945 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3946 (get_object_reference): Likewise.
3948 2001-02-04 Nick Clifton <nickc@redhat.com>
3950 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3951 StrongARM1110, 10TDMI, and 1020T.
3953 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3955 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3957 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3959 * config/sh/sh.md (movdf load split): Pass register number to
3960 FP_OR_XD_REGISTER_P.
3962 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3964 * cppinit.c (BC): New macro.
3965 (builtin_array): Add __GXX_WEAK__.
3966 * cpplib.h (builtin_type): Add BT_WEAK.
3967 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3968 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3969 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3971 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3973 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3975 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3977 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3978 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3980 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3982 * cpphash.h: Rename ALIGN _ALIGN.
3983 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3985 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3987 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3988 compilation environment.
3989 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3990 control over location of cygwin includes and libs.
3992 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3994 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3996 2001-02-02 lars brinkhoff <lars@nocrew.org>
3998 * md.texi (Standard Names): remove reference to spur.md.
4000 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
4002 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
4003 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
4004 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
4005 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
4006 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
4008 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4010 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
4011 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
4012 number before reload.
4013 (c4x_adjust_cost): Return zero before reload.
4014 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
4015 split before reload.
4017 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4019 * c4x.c (c4x_hard_regno_rename_ok): New.
4020 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
4021 * c4x.h (HARD_REGNO_RENAME_OK): Define.
4023 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4025 * diagnostic.h: Add missing "extern" in all declarations.
4027 2001-02-02 Alex Samuel <samuel@codesourcery.com>
4029 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
4030 as for gcc_gxx_include_dir.
4032 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4034 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
4036 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4038 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
4039 label before alignment to be used as the braf base address.
4040 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
4042 (casesi_jump_2): Require at least TARGET_SH2.
4044 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
4045 truncation to 32-bit doubles on -m3e and -m4-single-only.
4047 2001-02-02 Mark Mitchell <mark@codesourcery.com>
4049 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
4050 the default when building a shared object.
4051 (init_spec): Use it.
4052 * testsuite/lib/g++.exp: Include the directory where libgcc
4053 is located to the LD_LIBRARY_PATH list.
4054 * invoke.texi (-shared-libgcc): Document the cases in which
4055 GCC defaults to using the shared libgcc.
4057 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4059 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
4060 unsigned is wide enough.
4062 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
4063 (si_to_float): Likewise.
4064 (float_to_si, float_to_usi): Use BITS_PER_SI.
4066 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4068 * dwarf2out.c: Added explanation of abbreviations.
4069 (def_cfa_1): Added comments listing DWARF2 instructions.
4070 (cfa_temp_reg): Removed in favor of cfa_temp.
4071 (cfa_temp_value): Removed in favor of cfa_temp.
4072 (cfa_temp): New global variable.
4073 (dwarf2out_frame_debug_expr): Added extensive introductory
4074 comments explaining the function's transformations. Revised to
4075 use cfa_temp. Added some rtx checking. Generalize IOR case.
4076 (dwarf2out_frame_debug): Revised to use cfa_temp.
4077 (output_aranges): Cast as "unsigned" to avoid warning.
4078 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
4079 explain which instructions must be marked.
4081 2001-02-01 Richard Henderson <rth@redhat.com>
4083 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
4086 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4088 * config/sh/crt1.asm (main_k): Modified so that start calls
4089 ___setup_argv_and_call_main.
4091 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
4093 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
4094 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
4095 and AVOID_LPASTE is cleared on meeting an unescaped newline.
4096 * cppmacro.c (builtin_macro): Set builtin flags here.
4097 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
4098 (replace_args): Clarify intent.
4099 (cpp_get_token): Macro expansion tokens get the saved flags.
4101 * cppmain.c (scan_buffer): Remove now-redundant print.printed
4104 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4106 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
4109 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4111 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
4112 returns Pmode pseudo, but we need ptr_mode.
4113 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
4114 Remove bogus conversions; use HOST_WIDE_INT for size.
4115 Don't use TARGET if wrong mode.
4117 * config/i386/i386.c (ix86_compute_frame_size): Allow
4118 stack_alignment_needed to be non-default even if size is zero.
4120 2001-01-31 Alan Modra <alan@linuxcare.com.au>
4122 * (hppa_init_pic_save): Emit the pic offset table
4123 reg save after last_parm_insn.
4124 * pa.c (hppa_init_pic_save): New function.
4125 * pa.h (hppa_init_pic_save): Declare.
4126 * pa.md (call, call_value, sibcall, sibcall_value): Use
4127 the above instead of duplicated code.
4129 * pa.c (hppa_encode_label): Correct size of alloca buffer
4130 so we don't overrun it. Correct leading `*' case.
4131 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
4132 need to handle `*@'.
4133 (FUNCTION_NAME_P): Likewise.
4135 2001-01-31 Richard Henderson <rth@redhat.com>
4137 * config.gcc (alpha-osf5): Use float-i128.h.
4139 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
4140 * config/float-i32.h: Likewise.
4141 * config/float-i64.h: Likewise.
4142 * config/float-sh.h: Likewise.
4143 * config/float-sparc.h: Likewise.
4145 2001-01-31 DJ Delorie <dj@redhat.com>
4147 * expmed.c (extract_bit_field): allow non-integral modes if we
4148 want to extract a whole register from itself.
4150 2001-01-31 Jakub Jelinek <jakub@redhat.com>
4152 * c-typeck.c (set_init_index): If first is equal to last, assume as
4153 if it was not a range at all.
4155 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4157 * config/fp-bit.c: Include tm.h.
4158 (float_to_si): Don't assume SImode is 32-bits wide.
4159 (float_to_usi): Likewise.
4161 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4163 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
4165 (typename): Call pending_xref_error after parsing typed_typespecs.
4166 * c-decl.c (lookup_tag): Give error immediately rather than
4167 leaving it pending if the tag of the wrong type is in the same
4169 (xref_tag): Don't pedwarn for forward declarations of enum types
4171 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
4174 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4176 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
4178 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4180 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
4181 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
4183 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4185 * cpphash.h (struct cpp_reader): New saved_flags.
4186 * cppmacro.c (cpp_get_token): Use saved_flags to remember
4187 to avoid a paste after a pasted token.
4189 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4191 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
4192 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
4193 Wtype_MIN instead of LONG_MIN.
4195 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4197 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
4199 * fixinc/fixincl.x: Regenerated.
4200 * fixinc/inclhack.def (irix_limits_const): New definition to
4201 convert "const" to "__const" in limits.h.
4203 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4205 * fixinc/genfixes (AG): Fix "autogen4" thinko.
4207 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4209 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
4210 when register dies in the insn.
4212 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4214 * diagnostic.c (fatal): Fix word wrap.
4216 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
4218 * combine.c (try_combine): Fix SUBREG setting for
4219 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
4221 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4223 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
4226 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4228 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
4230 * toplev.c (decode_W_option): Update warn_larger_than
4231 unconditionally for each processed switch.
4233 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4235 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
4237 (hppa_expand_prologue): Delete code to save pic offset table register
4238 in the function prologue.
4239 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
4240 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
4241 table register at the beginning of the function after the prologue.
4243 2001-01-29 lars brinkhoff <lars@nocrew.org>
4245 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
4247 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4248 Jeff Law <law@redhat.com>
4250 * pa.md (return): Revise comment for trivial return.
4251 (return_internal): Non-trivial return pattern for non-PIC code.
4252 (return_internal_pic): Non-trivial return pattern for PIC code.
4253 It uses the PIC register to ensure it is restored after
4255 (epilogue): Generate appropriate return for PIC and non-PIC code.
4257 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
4259 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
4261 2001-01-29 DJ Delorie <dj@redhat.com>
4263 * combine.c (if_then_else_cond): Pass the correct mode to
4264 operand_subword() for constants.
4266 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
4268 * config/i386/cygwin.h: Add w32api to include search. Search different
4269 directories in a cross-build environment.
4271 2001-11-29 Tim Josling <tej@melbpc.org.au>
4273 * tree.h (TYPE_STUB_DECL): Add documentation.
4275 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
4277 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
4278 (sdbout_field_types): Likwise. Fix use of host_integerp.
4280 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
4282 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
4285 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
4287 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
4288 to use flag_gnu_linker.
4290 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4292 * cpplib.c (T_BAD_DIRECTIVE): Remove.
4293 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
4295 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
4297 * tree.c, tree.h (build_parse_node): Remove; was identical to
4299 * c-lang.c (start_cdtor), objc/objc-act.c
4300 (build_module_descriptor): Use build_nt instead of
4303 2001-01-29 Jakub Jelinek <jakub@redhat.com>
4305 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
4306 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
4307 not have any upper bits set.
4309 2001-01-29 Phil Edwards <pme@sources.redhat.com>
4311 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
4313 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4315 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
4317 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
4319 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
4320 (integer_minus_one_node): Define.
4322 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
4324 * Makefile.in (bootstrap2-lean): Fix typo.
4326 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
4328 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
4329 : Don't set fe_value.
4330 * cpplib.h (AVOID_LPASTE): New flag.
4331 (struct cpp_hashnode): Remove fe_value.
4332 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
4333 * cppmacro.c (builtin_macro): Don't set flags here.
4334 (replace_args): Set AVOID_LPASTE flag on first token of an
4335 argument, and the token following it.
4336 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
4337 macro expansion, and on the token following it. Do it for
4339 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
4341 2001-01-27 Richard Henderson <rth@redhat.com>
4343 * config/alpha/t-ieee: Remove multilibbing.
4344 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4346 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4348 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
4350 * Makefile.in: Remove all dependencies on defaults.h.
4351 * builtins.c: Don't include defaults.h.
4352 * c-common.c: Likewise.
4353 * c-decl.c: Likewise.
4354 * c-pragma.c: Likewise.
4355 * c-typeck.c: Likewise.
4356 * combine.c: Likewise.
4358 * frame-ia64.c: Likewise.
4359 * cppexp.c: Likewise.
4360 * crtstuff.c: Likewise.
4361 * dbxout.c: Likewise.
4362 * dwarf2out.c: Likewise.
4363 * dwarfout.c: Likewise.
4364 * emit-rtl.c: Likewise.
4365 * except.c: Likewise.
4367 * final.c: Likewise.
4368 * frame-dwarf2.c: Likewise.
4369 * libgcc2.c: Likewise.
4370 * optabs.c: Likewise.
4371 * profile.c: Likewise.
4372 * sdbout.c: Likewise.
4373 * toplev.c: Likewise.
4374 * tradcif.y: Likewise.
4376 * varasm.c: Likewise.
4378 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4380 * builtins.c (expand_builtin_fputs): Use size_one_node when
4381 transforming into fwrite.
4383 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
4385 * extend.texi (Attribute Syntax): New section.
4387 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4389 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
4390 they didn't need fixing.
4392 2001-01-27 Janis Johnson <janis@us.ibm.com>
4394 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
4396 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
4397 to remove macro definitions that are duplicated from elfos.h.
4399 2001-01-27 Richard Henderson <rth@redhat.com>
4401 * config/i386/sco5gas.h: Move ...
4402 * config/usegas.h: ... here.
4403 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
4405 2001-01-27 Jakub Jelinek <jakub@redhat.com>
4407 * c-typeck.c (struct constructor_stack): Add range_stack member.
4408 (really_start_incremental_init): Clear it.
4409 (push_init_level): Save constructor_range_stack and clear it if
4410 pushing explicit braces.
4411 (pop_init_level): abort if constructor_range_stack is non-zero at
4412 explicit closing brace. Restore saved constructor_range_stack if
4415 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4417 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
4418 into register was forced into memory.
4420 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4422 * Makefile.in: Remove uses of + before $(MAKE).
4424 2001-01-26 Richard Henderson <rth@redhat.com>
4426 * stmt.c (cost_table): Remove.
4427 (COST_TABLE, cost_table_initialized): New.
4428 (estimate_case_costs): Use the later instead of the former.
4429 (balance_case_nodes): Likewise.
4431 2001-01-26 Richard Henderson <rth@redhat.com>
4433 * alias.c (objects_must_conflict_p): Read-only slots may not
4434 conflict despite having the same type.
4436 2001-01-27 Michael Hayes <mhayes@redhat.com>
4438 * loop.c (loop_giv_reduce_benefit): Copy mode size into
4440 (check_ext_dependant_givs): Initialise u_start_val and
4442 (load_mems): Make last_max_reg unsigned.
4443 (try_swap_copy_prop): Use INSN_P and initialise set.
4445 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
4447 * README.AVR : Removed.
4449 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4451 * pa-64.h (text_section): Remove declaration.
4453 * pa.md (return_internal): Remove mode on PIC register use.
4455 2001-01-25 lars brinkhoff <lars@nocrew.org>
4457 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4458 ASM_CLOSE_PAREN): fix typos.
4460 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4462 * acconfig.h: Define `const' to the empty string if neither
4463 __STDC__ nor __cplusplus is defined.
4464 * config.in: Regenerated.
4466 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4468 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4469 * collect2.c (main): Delete importf. Add ".obj" file extension.
4470 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4471 (aix_std_libs): Add additional AIX libraries to skip.
4472 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4473 * config/rs6000/aix51.h: New file.
4475 2001-01-25 Michael Hayes <mhayes@redhat.com>
4477 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4478 (loop_insn_emit_before): No longer static.
4479 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4480 (loop_givs_rescan, load_mems): Likewise.
4481 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4482 (maybe_eliminate_biv_1):
4483 (move_movables): Replace emit_call_insn_before with
4484 loop_call_insn_hoist.
4485 * loop.h (loop_insn_emit_before): Add.
4486 * unroll.c (copy_loop_body): Replace emit_insn_before with
4487 loop_insn_emit_before.
4489 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4491 * diagnostic.c (fatal): Request preprocessed source.
4493 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4495 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4496 olddecl has argument types and newdecl has none, use the argument
4499 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4501 * dwarf2out.c (prefix_of): New function. Determine longest common
4502 prefix of the two arguments. The units are whole path components.
4503 (output_file_names): When adding a new directory find the one entry
4504 with the longest common prefix already in the list. Artificially
4505 generate entry if there is none for this prefix.
4506 Fix test to check whether the zeroth directory entry is used.
4508 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4510 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4511 Changed all callers. Take it into account when deciding if a
4512 previously loaded value matches.
4514 2001-01-24 Richard Henderson <rth@redhat.com>
4516 * reload.c (find_reloads_subreg_address): Fail the substitution
4517 if the resulting address is insufficiently aligned.
4519 2001-01-24 DJ Delorie <dj@redhat.com>
4521 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4522 check the original operand's mode also.
4523 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4525 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4527 * c-parse.in (cast_expr): Move compound literals from here ...
4528 (primary): ... to here. Use standard terminology "compound
4529 literal" instead of "constructor expression".
4531 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4533 * gcc.1, cpp.1: Regenerate.
4535 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4537 * calls.c (emit_library_call_value_1): Memory slot for
4538 pass-by-reference argument should have the mode of the argument,
4539 not of the pointer to it.
4541 2001-01-24 Tom Tromey <tromey@redhat.com>
4543 * gcc.texi (G++ and GCC): Mention gcj manual.
4544 (Standards): Link to section of manual mentioning gcj/Java
4547 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4549 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4550 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4551 * tradcpp.c (main): Add -imacros or -include'd dependencies
4553 * cpp.texi (-M, -MM): Document -M -include behaviour.
4555 2001-01-24 Roger Collins <roger@ProProject.com>
4557 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4559 2001-01-24 Will Cohen <wcohen@redhat.com>
4561 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4562 whether registers are 32 bits or 64 bits in size.
4564 2001-01-24 Ben Elliston <bje@redhat.com>
4566 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4568 2001-01-24 Richard Henderson <rth@redhat.com>
4570 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4571 (builtin_longjmp): Use it instead of emit_indirect_jump.
4573 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4575 * bb-reorder.c (make_reorder_chain_1): Handle case where
4576 jump edge goes to the same block as the fallthru edge.
4578 2001-01-23 Jim Wilson <wilson@redhat.com>
4580 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4581 * frame.h (__ia64_personality_v1): Add prototype.
4582 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4583 prototype form. Add void * cast to first argument to personality
4585 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4586 (asctoe113): Likewise.
4587 * config/ia64/frame-ia64.c: Include eh-common.h.
4588 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4590 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4592 (itanium_split_issue): Add prototype.
4593 (gen_nop_type): Ifdef out.
4594 (find_best_packet): Initialize best_packet.
4595 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4597 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4598 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4599 (flushrs): Add explicit stop bit at end.
4600 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4603 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4605 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4607 * libgcc2.c (__terminate_func): Make variable static.
4608 (__terminate_set_func): New function to set __terminate_func.
4609 * libgcc2.h (__terminate_func_ptr): New typedef.
4610 (__terminate_set_func): New function.
4612 2001-01-23 Richard Henderson <rth@redhat.com>
4614 * flow.c (init_propagate_block_info): Don't consider unchanging
4615 memories for dead frame store elimination.
4617 2001-01-23 Richard Henderson <rth@redhat.com>
4619 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4620 * defaults.h: ... here.
4622 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4624 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4626 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4628 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4630 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4632 * rs6000.h (rs6000_return_addr): Move prototype from here...
4633 * rs6000-protos.h (rs6000_return_addr): ...to here.
4634 (rs6000_init_expanders): Delete prototype.
4636 2001-01-23 Nick Clifton <nickc@redhat.com>
4638 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4639 (Spec Files): Document %B and %j and %. and %v3 and %M and
4640 %{S*&T} spec switches.
4642 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4644 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4646 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4647 Neil Booth <neil@daikokuya.demon.co.uk>
4649 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4650 Have -Werror make pedantic warnings errors, like the
4653 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4655 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4657 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4659 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4660 * integrate.c (expand_inline_function): Initialize them.
4661 (subst_constants): If changing COMPARE so that both its arguments
4662 will be VOIDmode and the comparison mode will be lost, note
4663 compare_mode. Use the recorded compare_mode to optimize
4666 2001-01-23 Jason Merrill <jason@redhat.com>
4668 * dwarf2out.c (new_die): Use xcalloc.
4669 (output_die): Abort rather than emit a local reference to offset 0.
4671 2001-01-17 Andrew Haley <aph@redhat.com>
4673 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4674 of a saved register; return NULL instead.
4675 (copy_reg): Take a pointer to a source register rather than a
4677 (next_stack_level): Remember the address in the stack frame of all
4679 Use the saved register pointer array as the source of the CFA.
4680 (throw_helper): Rewrite. Unwind once rather than twice and keep
4681 track of saved registers as we go.
4683 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4685 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4686 * c4x.c (c4x_legitimize_reload_address): Remove.
4687 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4688 reload address for ldp(k) insn.
4690 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4692 * pa.md (return_internal): Add a USE of the PIC register to ensure
4693 it is restored after each call.
4694 (return expander): Corresponding changes.
4696 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4698 * rs6000.h (INIT_EXPANDERS): Delete.
4699 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4700 * rs6000.c (rs6000_override_options): Call *_machine_status from
4702 (rs6000_init_expanders): ...instead of here. Delete.
4703 (rs6000_mark_machine_status): New function.
4704 (rs6000_init_machine_status): Use xcalloc.
4705 (rs6000_return_addr): Generate RTX for the return address.
4706 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4707 (rs6000_stack_info): Use it.
4709 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4711 * gthr-win32.h: Include errno.h to get a declaration for
4712 EINVAL and _mingw.h if the target is mingw32.
4714 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4716 * cpp.texi: Correct typos.
4718 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4720 * explow.c (probe_stack_range): Ensure value passed to
4721 stack_check_libfunc is ptr_mode, not Pmode.
4723 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4725 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4726 case, don't use operand_subword to calculate a SUBREG that is
4729 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4731 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4733 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4734 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4735 valid. If not replace it by equivalent insns.
4737 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4739 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4740 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4741 (c4x_U_constraint, symbolic_address_operand): Likewise.
4742 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4744 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4745 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4746 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4747 anulling slot because of silicon bug.
4748 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4750 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4752 * cppexp.c (parse_charconst): Change `mask' type to agree
4755 2001-01-21 Richard Henderson <rth@redhat.com>
4757 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4758 pic_label_name in a linkonce section.
4760 2001-01-17 Philipp Thomas <pthomas@suse.de>
4762 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4764 * configure: Regenerate.
4766 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4768 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4769 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4771 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4773 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4774 If REVERSE nonzero then condition code in X must be reversed.
4775 (encode_section_info): Optimise if/else.
4776 (avr_function_value): Fix formatting.
4778 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4779 (difficult_branch): Likewise.
4780 (rvbranch): Likewise.
4781 (difficult_rvbranch): Likewise.
4783 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4785 * config/avr/libgcc.S: Fix comment.
4787 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4789 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4791 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4793 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4795 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4797 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4798 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4799 * configure, config.in: Regenerate.
4800 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4801 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4802 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4803 (doprint.o): New rule.
4805 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4807 * c-typeck.c (digest_init): Handle boolean types as scalars.
4809 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4811 * stmt.c (expand_return): Don't return anything if size is zero.
4812 Delete redundant assignment to BYTES.
4813 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4815 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4817 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4818 the same as the default library function names.
4819 * config/avr/avr.md: Document special characters after '%'.
4820 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4821 knowing which of the call-used registers are really clobbered.
4822 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4823 New. Both quotient and remainder from one libgcc.S call.
4824 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4825 clobber as few registers as possible.
4826 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4828 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4830 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4831 context of the top of the stack.
4833 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4835 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4836 (fixup_var_refs_insns): ...here.
4838 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4840 * function.c (fixup_var_refs_insns): Break up into
4841 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4842 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4843 [loop over hash table entries].
4844 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4845 fixup_var_refs_insns_with_hash, to match above changes.
4847 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4849 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4850 (libgcc.a): Likewise.
4851 (stmp-multilib): Likewise.
4852 (STAGE2_FLAGS_TO_PASS): Likewise.
4854 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4856 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4857 temporary if no_new_pseudos.
4859 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4861 * cppinternals.texi: Update.
4863 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4865 * arm.c (arm_init_builtins): Re-enable builtins.
4867 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4869 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4870 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4871 element to be null, and always expect an EXPR_LIST.
4872 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4873 * sched-deps.c (sched_analyze_1): Likewise.
4874 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4876 * regclass.c (max_set_parallel): New variable.
4877 (reg_scan): Take it into account in computation of max_parallel.
4878 (reg_scan_mark_refs, case SET): Compute it.
4880 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4882 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4883 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4885 2001-01-19 Jason Merrill <jason@redhat.com>
4887 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4888 for the abstract instance of an inline function.
4890 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4891 J"orn Rennecke <amylaar@redhat.com>
4893 * reload1.c (move2add_note_store): Treat all registers directly or
4894 indirectly derived from a base register as members of the same set
4896 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4897 of base register into account.
4899 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4901 * alias.c (find_base_value): Recognize TRUNCATE.
4902 (record_set): In PLUS case, invalidate if other summand is also a
4905 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4907 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4908 entry to be EXPR_LIST.
4909 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4910 be an EXPR_LIST (but not null, which other code doesn't allow).
4911 (note_stores): Properly handle PARALLEL in SET.
4912 Recursively call for top-level PARALLEL.
4913 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4914 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4916 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4918 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4920 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4921 not pfile->skipping (== 0).
4923 2001-01-17 Nick Clifton <nickc@redhat.com>
4925 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4928 2001-01-17 Jim Wilson <wilson@redhat.com>
4930 * invoke.texi (IA-64 options): Improve.
4932 2001-01-17 Tom Tromey <tromey@redhat.com>
4934 * invoke.texi (Optimize Options): Use `{}' to around @samp
4937 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4939 * invoke.texi (-fno-guess-branch-probability): New option.
4941 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4943 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4944 case of making new double-word constant.
4945 Revert last change: instead just test i3_subst_into_i2.
4947 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4949 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4950 Use q constraints instead of r.
4952 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4954 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4955 (machine_function): Define.
4956 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4957 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4958 pa_free_machine_status): New functions.
4959 (override_options): Set {init,mark,free}_machine_status to above.
4960 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4961 PIC_OFFSET_TABLE_REGNUM_SAVED.
4962 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4963 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4964 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4965 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4966 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4968 2001-01-15 DJ Delorie <dj@redhat.com>
4970 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4974 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4976 * flow.c (propagate_on_insn): Make trying to delete a prologue
4977 or epilogue insn an ICE, not a warning. Allow doing this if
4978 the current function returns with stack pointer depressed.
4980 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4981 I3 having more than one SET.
4983 2001-01-16 Jim Wilson <wilson@redhat.com>
4985 * invoke.texi: Document IA-64 options.
4987 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4988 (fixup_errata): Delete TARGET_A_STEP use.
4989 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4990 (TARGET_SWITCHES): Delete -ma-step option.
4991 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4992 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4993 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4994 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4995 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4996 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4998 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4999 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
5000 cmovsi_internal): Delete ! TARGET_A_STEP check.
5002 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5004 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
5005 possibility to report bugs via postal mail. Change a URL and
5006 merge in a nearly duplicate statement...
5007 (Bug Reporting): ...from here.
5008 (Service): Refer to the Bug Reporting section instead of
5010 (Contributing): Remove trivial explanations concerning snapshots.
5012 2001-01-16 Alan Modra <alan@linuxcare.com.au>
5014 * cppmain.c (general_init): Don't use ANSI prototype.
5016 2001-01-16 Tom Tromey <tromey@redhat.com>
5018 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
5020 2001-01-16 Richard Henderson <rth@redhat.com>
5022 * config/i386/i386.h: Fix comment typo.
5023 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
5024 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
5026 2001-01-16 Phil Edwards <pme@sources.redhat.com>
5028 * gcc.c: Revert previous -fsyntax-only-related change; move
5031 2001-01-16 Jakub Jelinek <jakub@redhat.com>
5033 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
5034 inmode after checking GET_CODE (op).
5036 2001-01-16 Richard Henderson <rth@redhat.com>
5038 * flow.c (struct propagate_block_info): Add mem_set_list_len.
5039 (MAX_MEM_SET_LIST_LEN): New.
5040 (propagate_one_insn): Update mem_set_list_len.
5041 (invalidate_mems_from_autoinc): Likewise.
5042 (invalidate_mems_from_set): Likewise.
5043 (mark_used_regs): Likewise.
5044 (init_propagate_block_info): Likewise. Stop collecting memories
5045 when we reach MAX_MEM_SET_LIST_LEN.
5046 (mark_set_1): Likewise.
5048 2001-01-16 Richard Henderson <rth@redhat.com>
5050 * unroll.c (precondition_loop_p): Fail if no iteration
5053 2001-01-16 Phil Edwards <pme@sources.redhat.com>
5055 * gcc.c: When -fsyntax-only is given, do not complain about
5058 2001-01-15 Richard Henderson <rth@redhat.com>
5060 * config/i386/i386.c (asm_output_function_prefix): Remove.
5061 (ix86_asm_file_end): New.
5062 (load_pic_register): Generate pic_label_name into a
5063 staticly allocated buffer.
5064 * config/i386/i386-protos.h: Update.
5065 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
5066 (ASM_FILE_END): New.
5067 * config/i386/i386afe.h: New file.
5068 * config.gcc (i?86-*-elf) [tm_file]: Use it.
5069 (i?86-*-{freebsd,linux*,moss*}): Likewise.
5070 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
5071 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
5072 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
5073 * config/i386/sco5.h (ASM_FILE_END): Likewise.
5074 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
5076 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5078 * Makefile.in (install-man): Remove explicit dependency on
5081 * configure.in, configure: Revert previous patch requiring perl
5084 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
5086 * toplev.c (flag_guess_branch_prob): New.
5087 (f_options): Add guess-branch-probability option.
5088 (rest_of_decl_compilation): Only estimate branch probability if
5090 (main): set flag_guess_branch_prob.
5092 * flags.h (flag_guess_branch_prob): New.
5094 2001-01-15 DJ Delorie <dj@redhat.com>
5096 * gcc.texi (Makefile): Add documentation for Makefile targets.
5098 2001-01-15 Philip Blundell <philb@gnu.org>
5100 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
5102 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
5103 (is_pic): Delete declaration.
5104 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
5105 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
5106 * config/arm/arm.md (builtin_setjmp_receiver): New.
5108 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5110 * arm.c (use_return_insn): Don't try to determine the function type
5111 until after reload has completed.
5112 (arm_output_epilogue): Don't adjust the sp value recovered from the
5114 (emit_multi_reg_push): Don't record dwarf information for the pc.
5115 * arm.md (eh_epilogue): The function type may have changed, so it
5116 needs to be recalculated.
5117 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
5118 unwind tables on arm/netbsd.
5120 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5122 * arm.md (cbranchsi4): Correct calculation of branch ranges.
5123 (negated_cbranchsi4): Likewise.
5125 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5127 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
5128 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5129 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
5130 pass -mapcs-* options to assembler.
5131 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
5132 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5133 (ASM_SPEC): Call subtarget_extra_asm_spec.
5135 2001-01-15 Andreas Jaeger <aj@suse.de>
5137 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
5139 (ix86_expand_builtin): Likewise.
5141 * gencodes.c (output_predicate_decls): Make i size_t to avoid
5142 warning about comparison between signed and unsigned.
5144 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5146 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
5148 2001-01-14 Ralf Baechle <ralf@gnu.org>
5150 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
5151 SUBTARGET_CPP_SPEC apropriatly.
5153 2001-01-12 Mark Mitchell <mark@codesourcery.com>
5155 * varasm.c (make_decl_rtl): Fix typo in last change.
5157 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
5159 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
5160 linker supports the init_priority C++ attribute.
5161 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
5162 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
5163 linker does not support init_priority C++ attribute.
5165 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
5167 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
5169 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5171 * c-parse.in (finish_parse): Add comment about cpp_destroy.
5172 * cp/lex.c (finish_parse): Similarly.
5173 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
5174 Return the number of errors encountered.
5175 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
5176 * cppmain.c (main): Don't call cpp_destroy.
5178 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5180 * configure.in: Require at least perl 5.6.0 to regenerate
5182 * configure: Regenerate.
5184 2001-01-14 Richard Henderson <rth@redhat.com>
5186 * genrecog.c (DT_veclen_ge): New.
5187 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
5188 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
5189 (nodes_identical_1): Handle DT_veclen_ge.
5190 (write_cond, debug_decision_2): Likewise.
5192 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5194 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
5196 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
5198 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5200 * cppmain.c (do_preprocessing): New function; most of the old
5202 (main): Call it to do most of the work.
5203 (cb): Move from global scope to set_callbacks ().
5204 (setup_callbacks): Get the callback pointer.
5205 (general_init, printer_init): Clean up code and comments.
5207 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5209 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
5212 2001-01-14 Kazu Hirata <kazu@hxi.com>
5214 * config/h8300/h8300.c (get_shift_alg): Update comments.
5216 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5218 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
5219 (alloc_page, ggc_alloc): Add casts to remove warnings.
5221 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5223 * combine.c (simplify_comparison): Don't change `code' when
5224 can't reverse comparison.
5226 2001-01-14 Richard Henderson <rth@redhat.com>
5228 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
5229 update all call sites. Return true for all non-label constants.
5231 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
5233 * i386.c (ix86_expand_compare): Add bypass_test and second_test
5235 (ix86_expand_branch): Update.
5236 (ix86_expand_setcc): Update to handle multiple test conditions.
5237 (expand_int_movcc): Likewise.
5238 (expand_fp_movcc): Likewise.
5239 * i386-protos.h (ix86_expand_compare): New.
5240 * i386.md (andqi_?_slp, orqi_?_slp): New.
5241 (conditional trap expander): Update call to ix86_expand_compare.
5243 2001-01-14 Richard Henderson <rth@redhat.com>
5245 * config/vax/vax.md: Use nonimmediate_operand instead of
5246 general_operand in destinations.
5248 * config/vax/vax.md (indirect_jump): Use register_operand.
5250 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
5251 * config/vax/vax.md (call_pop): Turn into an expander.
5252 (call_value_pop): Likewise.
5253 (call, call_value): New.
5255 2001-01-14 Andreas Jaeger <aj@suse.de>
5257 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
5259 (ix86_fp_compare_mode): Add unused attribute.
5260 (ix86_expand_fp_movcc): Remove unused variable.
5261 (ix86_expand_builtin): Make fcode unsigned.
5263 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
5264 (expand_expr): Add cast to avoid signed warning.
5265 (store_field): Likewise.
5266 (store_constructor_field): Likewise.
5267 (store_constructor): Likewise.
5268 (store_expr): Likewise.
5269 (clear_storage): Likewise.
5270 (emit_group_store): Likewise.
5271 (emit_group_load): Likewise.
5273 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5275 * c-common.c: Move format checking code to ...
5276 * c-format.c: ... here. New file. Reorder some functions and
5278 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
5280 * c-common.h (decl_handle_format_attribute,
5281 decl_handle_format_arg_attribute): Declare.
5282 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
5283 (c-common.o): Adjust dependencies.
5284 (c-format.o): New list of dependencies.
5286 2001-01-13 Jakub Jelinek <jakub@redhat.com>
5288 * unroll.c (loop_iterations): If we cannot prove iteration variable
5289 is set once in each iteration, punt.
5291 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
5293 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
5294 (*strlenhi): Remove clobber (which was buggy) of output address.
5296 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5298 * Makefile.in (generated-manpages): Add gcc.1
5299 ($(srcdir)/gcc.1): New target.
5300 (maintainer-clean): Delete $(srcdir)/gcc.1.
5301 * gcc.texi: Add macros @gccoptlist and @gol.
5302 * invoke.texi: Include option summary in manpage. Mark up option
5303 summary with @gccoptlist and @gol. Use @r in one place where
5305 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
5306 * gcc.1: Generate from invoke.texi.
5308 2001-01-13 Richard Henderson <rth@redhat.com>
5310 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
5311 (struct page_entry): Add group member.
5312 (struct page_group): New.
5313 (struct globals): Add page_groups member.
5314 (alloc_anon): Only define for using mmap; remove valloc call.
5315 (page_group_index): New.
5316 (set_page_group_in_use): New.
5317 (clear_page_group_in_use): New.
5318 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
5319 (free_page, release_pages): Likewise.
5320 * configure.in (with-gc): Default to ggc-page always.
5322 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5324 * reload1.c (replace_pseudos_in_call_usage): Use
5325 reg_equiv_constant and reg_equiv_address, and don't try
5326 regno_reg_rtx first.
5328 2001-01-13 Richard Henderson <rth@redhat.com>
5330 * ggc-page.c (alloc_page): Round up allocation size to one page.
5331 Set e->order on extra pages.
5333 2001-01-13 Richard Henderson <rth@redhat.com>
5335 * genrecog.c (nodes_identical): Expand commentary.
5336 (write_switch): Watch out for identical nodes.
5338 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5340 * cppfiles.c (_cpp_fake_include): New function.
5341 * cpphash.h (_cpp_fake_include): New.
5342 * cpplib.c (do_line): Call _cpp_fake_include when entering
5343 header files in preprocessed input.
5344 * cppmain.c (cb_pragma_implementation): Remove handling.
5345 (setup_callbacks): Don't register pragmas.
5347 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5349 * extend.texi: Udate for CPP.
5351 2001-01-13 Andreas Jaeger <aj@suse.de>
5353 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
5355 * regmove.c: Add prototype for replace_in_call_usage.
5357 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5359 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
5360 struct cpp_chunk, struct htab, struct toklist,
5361 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
5362 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
5363 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
5364 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
5365 (struct macro_args): Delete.
5366 * cpphash.h: See above.
5368 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5370 * cppmain.c (struct printer): Remove no_line_dirs.
5372 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
5373 : Use options rather than CPP_OPTION.
5374 (setup_callbacks): Use cb rather than pfile->cb.
5375 (main): No need to check for a buffer. Use cpp_errors.
5376 (printer_init): Don't set no_line_dirs.
5377 (maybe_print_line): Use options not no_line_dirs.
5378 (cb_file_change): Don't call print_line if -P.
5380 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5382 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
5384 * c-parse.in (finish_parse): Use cpp_errors.
5385 (__yylex): Use return value of cpp_pop_buffer.
5386 * cp/lex.c (finish_parse): Use cpp_errors.
5387 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
5389 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
5391 * README.AVR: URLs corrected.
5393 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5395 * c-decl.c (start_function): Don't warn if old prototype is builtin
5396 that's not in C's namespace.
5397 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
5398 (_bb): Add prototype for ctime.
5399 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
5401 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
5403 * i386.c (ix86_fp_comparison_arithmetics_cost,
5404 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
5405 ix86_fp_comparison_cost): New functions.
5406 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
5407 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
5408 two-branch sequences; make static.
5409 (ix86_use_fcomi_compare): Do decision according to the costs.
5410 (split_fp_branch): New.
5411 * i386.md (compare-and-branch patterns): Use split_fp_branch.
5412 * i386-protos.h (ix86_expand_fp_compare): Remove
5413 (ix86_split_fp_branch): Declare.
5415 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
5416 and ix86_comparison_operator.
5418 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
5421 * i386.c (put_condition_code): Output properly the unordered/ordered
5422 compares in fp case.
5423 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
5425 * tm.texi (REVERSE_CONDITION): Document.
5426 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
5427 in -ffast-math mode.
5428 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
5430 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5432 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
5434 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
5437 * config/sh/sh.c (mova_p): Fix test for mova_const.
5439 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5441 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
5442 cpp_get_options rather than dereferencing pfile and using
5444 * scan-decls.c (scan_decls): Use return value of
5445 cpp_pop_buffer rather than CPP_BUFFER.
5447 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5449 * cppinit.c (cpp_handle_option): help_only is now part of the
5450 cpp_options structure.
5451 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5452 cpp_set_callbacks): New functions.
5453 * cpplib.h (cpp_callbacks): Break out as a named structure.
5454 (cpp_options): Move help_only here from cpp_reader.
5455 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5456 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5457 cpp_set_callbacks): New prototypes.
5458 * cppmain.c (main): Update for help_only.
5460 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5462 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5463 Also build and remove and install and uninstall c-tree.info and
5465 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5466 ($(srcdir)/cppinternals.info): New target.
5467 * c-tree.texi: Change file name used when makeinfo used without -o
5468 from ir.info to c-tree.info. Add info directory entry.
5469 * cppinternals.texi: Add info directory entry.
5470 * .cvsignore: Update.
5472 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5474 * c-typeck.c (store_init_value): Don't require constant initializer
5475 elements with -pedantic -std=c99.
5476 (digest_init): Change error about non-constant initializer elements
5478 (constructor_range_end): Remove.
5479 (constructor_incremental, designator_depth,
5480 designator_errorneous): New variables.
5481 (struct constructor_stack): Remove range_end, add incremental.
5482 (struct constructor_range_stack, constructor_range_stack): New.
5483 (struct initializer_stack): Add constructor_range_stack.
5484 (finish_init): Set it.
5485 (start_init): Likewise. require_constant_elements for non-static
5486 trees only if not flag_isoc99.
5487 (really_start_incremental_init): Remove constructor_range_end, add
5488 constructor_incremental.
5489 (pop_init_level): Likewise.
5490 (push_init_level): Likewise. If implicit and the subobject had some
5491 value set already, preinitialize the level with it.
5492 Warn about missing braces only if not pushing due to designators.
5493 (set_designator, push_range_stack): New functions.
5494 (set_init_label): Use them.
5495 (set_init_index): Likewise. Remove constructor_range_end.
5496 Error if designator index is outside of array bounds.
5497 (add_pending_init): Compare values of purpose index trees, not the
5498 trees themselves. Allow overwriting of already initialized element.
5499 Issue a warning if it had side-effects.
5500 (set_nonincremental_init, set_nonincremental_init_from_string): New
5502 (pending_init_member): Rename to...
5503 (find_init_member): ...this function. Call set_nonincremental_init
5504 if necessary. Compare values of purpose index trees, not the trees
5505 themselves. Return the actual value, not just non-zero if something
5507 (output_init_element): Remove checks for duplicates.
5508 If field has zero size, only check the initializer for correctness.
5509 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5510 if constructor_incremental is zero. Change error about initializers
5511 not computable at load time into pedwarn.
5512 (output_pending_init_elements): Compare bit positions, not
5513 FIELD_DECLs to take into account zero-sized fields.
5514 (process_init_element): Use constructor_range_stack to fill all
5515 ranges in the designator lists from current level up.
5516 * extend.texi: Update documentation for labeled elements.
5518 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5520 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5521 to function usage for arguments passed by reference. Optimize
5522 callee-copied arguments.
5523 * regmove.c (replace_in_call_usage): New function.
5524 (fixup_match_1): Call it.
5525 * cse.c (cse_insn): Canonicalize registers in function usage.
5526 * reload1.c (replace_pseudos_in_call_usage): New function.
5529 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5532 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5534 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5537 2001-01-12 DJ Delorie <dj@redhat.com>
5539 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5540 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5543 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5545 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5546 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5547 -std options alongside references to -ansi. Update some
5548 documentation for C99.
5549 * cpp.1: Regenerate.
5551 2001-01-12 Andreas Jaeger <aj@suse.de>
5553 * haifa-sched.c (restore_line_notes): Remove argument block B
5555 * sched-ebb.c (schedule_ebb): Change caller.
5556 * sched-rgn.c (schedule_region): Likewise.
5557 * sched-int.h (restore_line_notes): Adjust prototype.
5559 * loop.h: Remove wrong declaration of doloop_condition_get.
5561 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5563 * extend.texi: Move C++-extension-related node from the C section
5564 into the C++ section.
5566 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5568 * extend.texi: Refer to an array of pointers to functions instead
5569 of one of functions.
5571 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5572 Jan Hubicka <jh@suse.cz>
5574 * combine.c (reversed_comparison): Fix typo in last patch.
5576 (combine_reversed_comparison_code): Make static to follow
5577 prototype declaration.
5579 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5581 * install.texi: Remove misplaced duplicate entry.
5583 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5585 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5587 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5589 * final.c: (leaf_function_p): Fix typo.
5591 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5593 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5594 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5596 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5597 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5598 mmap_anon, and valloc is available.
5599 * ggc-page.c: Restructure ifdef logic to match new autoconf
5600 spec. Don't throw away the test page in init_ggc.
5602 * configure, config.in: Regenerate.
5604 2001-01-12 Michael Hayes <mhayes@redhat.com>
5606 * loop.h (total_biv_increment): Constify iv_class pointer.
5607 (struct induction): Replace `mem_mode' with `mem' rtx.
5608 * unroll.c (total_biv_increment): Constify iv_class pointer.
5609 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5610 (find_mem_givs, combine_givs_p): Likewise.
5611 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5613 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5615 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5617 (__gthread_getspecific): Ditto.
5619 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5621 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5622 put_condition_code): Convert fp comparison codes to integer
5624 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5627 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5628 * i386-protos.h (no_comparison_operator): Kill.
5630 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5632 * combine.c (REVERSIBLE_CC_MODE): Remove.
5633 (reversible_comparison_p): Remove.
5634 (combine_reversed_comparison_code): New.
5635 (reversed_comparison): New.
5636 (combine_simplify_rtx): Use
5637 combine_reversed_comparison_code/reversed_comparison instead
5638 of reversible_comparison_p.
5639 (simplify_if_then_else): Likewise.
5640 (simplify_set): Likewise.
5641 (simplify_logical): Likewise.
5642 (if_then_else_cond): Likewise.
5643 (known_cond): Likewise.
5644 (simplify_comparison): Likewise.
5646 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5648 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5649 sizeof (int) is larger than sizeof(__word__).
5651 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5653 * cppinit.c (do_includes): Fix typo.
5655 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5657 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5658 in S_REGS does not occur because not all sources are possible
5659 when a S_REGS is a destination (sometimes needs a clobber).
5660 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5661 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5662 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5663 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5664 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5665 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5666 (lshrdi_const1, lshrsi3_const16): Likewise.
5667 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5668 (*movhi_68hc12, *movqi_68hc12): Likewise.
5669 (movstrictqi): Make sure reloading in D_REGS as a destination
5672 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5674 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5676 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5678 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5679 -D, -U and -A, and don't initialize the builtins.
5680 (do_includes): Error if -include or -imacros with -fpreprocessed.
5681 * cppmain.c (cb_define, cb_undef): Unconditionally process
5683 * tradcpp.c (main): Fix typo.
5685 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5687 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5688 (read_name_map): Use IS_ABSOLUTE_PATH.
5689 * tradcpp.c (get_filename): Likewise.
5691 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5693 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5694 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5695 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5696 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5697 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5698 (cmphi_z_used): Don't use '@' for the output.
5699 (tstqi_z_used): Likewise.
5700 (cmpqi_z_used): Likewise.
5701 (one_cmplsi2): Likewise.
5703 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5705 * config/sh/sh.c (barrier_align): Recognize branch around far
5706 branch and redundant insn.
5708 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5710 * invoke.texi: Restore documentation of the drivers' switches -MD
5713 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5715 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5717 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5718 check-objc//%): Support parallel testing of multilibs.
5719 (TESTSUITEDIR): Set to testsuite by default, but override for
5721 (check-gcc, check-g++, check-g77, check-objc): Enter
5724 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5726 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5727 * sched-deps.c (deps_may_trap_p): Likewise.
5728 * basic-block.h: Remove a comment.
5729 * flow.c (PROP_POSTRELOAD): Remove.
5730 (update_life_info): Don't add it to prop_flags.
5731 (mark_set_1): Lose the code that was enabled by it.
5733 2001-01-11 Michael Hayes <mhayes@redhat.com>
5735 * flow.c (flow_call_edges_add): New.
5736 * basic_block.h (flow_call_edges_add): New.
5738 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5740 * reload1.c (move2add_note_store): Update reg_set_luid even if
5741 base reg remains the same.
5743 2001-01-10 Nick Clifton <nickc@redhat.com>
5745 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5746 machine_function structure to zero.
5747 Add prototypes for machine_status functions.
5749 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5751 * c-common.h (CTI_VOID_LIST): Remove.
5752 (void_list_node): Likewise.
5753 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5754 (void_list_node): New macro.
5755 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5756 * config/i386/i386.c (ix86_init_builtins): Likewise.
5757 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5759 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5761 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5762 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5764 * tradcpp.c: Include mkdeps.h.
5765 (deps, print_deps_phony_targets, deps_append, output_deps,
5766 init_dependency_output, output_deps): New.
5767 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5768 deps_output): Delete.
5769 (print_deps_missing_files): Rename deps_missing_files.
5770 (inhibit_output): Make global.
5771 (main): Delete inhibit_output, deps_stream, deps_target.
5772 Use mkdeps functionality in the same way as cpplib. Remove
5773 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5774 -M and -MM. Remove old handling of deps via deps_out, and
5775 old reading of environment variables.
5776 (get_filename): Update to use deps_add_dep.
5778 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5780 * output.h (make_function_rtl): Remove prototype.
5781 (make_decl_rtl): Likewise.
5782 * varasm.c (make_function_rtl): Remove.
5783 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5784 than from a third parameter.
5785 * tree.h (make_decl_rtl): Remove last parameter.
5786 * c-decl.c (builtin_function): Remove last argument in call to
5787 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5788 (start_function): Likewise.
5789 * except.c (call_get_eh_context): Likewise.
5790 * expr.c (emit_block_move): Likewise.
5791 (clear_storage): Likewise.
5792 * profile.c (output_func_start_profiler): Likewise.
5793 * toplev.c (rest_of_decl_compilation): Likewise.
5794 * objc/objc-act.c (create_builtin_decl): Likewise.
5795 (synth_module_prologue): Likewise.
5796 (generate_static_reference): Likewise.
5797 (build_selector_reference_decl): Likewise.
5798 (build_class_reference_decl): Likewise.
5799 (build_objc_string_decl): Likewise.
5800 (build_protocol_reference): Likewise.
5802 2001-01-10 Richard Henderson <rth@redhat.com>
5804 * hwint.h: Revert yesterday's change.
5806 2001-01-10 Nick Clifton <nickc@redhat.com>
5808 * function.h (save_machine_status): Delete.
5809 (restore_machine_status): Delete.
5810 Amend comment describing {init|mark|free}_machine_status.
5812 * function.c (save_machine_status): Delete.
5813 (restore_machine_status): Delete.
5814 Amend comment describing {init|mark|free}_machine_status.
5815 (push_function_context_to): Remove invocation of
5816 save_machine_status.
5817 (pop_function_context_from): Remove invocation of
5818 restore_machine_status.
5820 * emit-rtl.c (init_emit_once): Amend comment describing
5821 {init|mark|free}_machine_status.
5823 * tm.texi (Per-Function Data): New node. Describe the
5824 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5827 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5829 * cppinit.c (OPT_g): Remove.
5830 (cpp_handle_option): Update for removed -g3.
5831 (print_help): Update.
5832 * cpplib.h (struct cpp_options): Remove debug_output.
5833 * cppmain.c (setup_callbacks, cb_define): Update.
5834 * gcc.c (cpp_options): Translate -g3 to -dD.
5836 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5838 * config/i960/i960.md: Change modifier to + on the zero_extract
5839 pattern after the (rotate -2 reg) canonicalization pattern.
5841 2001-01-10 Richard Henderson <rth@redhat.com>
5843 * config/alpha/alpha.c (alpha_free_machine_status): New.
5844 (override_options): Install it.
5845 (alpha_mark_machine_status): Verify machine non-null.
5846 * config/i386/i386.c (ix86_free_machine_status): New.
5847 (override_options): Install it.
5848 (ix86_init_machine_status): Use xcalloc.
5849 (ix86_mark_machine_status): Verify machine non-null.
5850 * config/ia64/ia64.c (ia64_free_machine_status): New.
5851 (ia64_override_options): Install it.
5852 (ia64_mark_machine_status): Verify machine non-null.
5854 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5856 * function.c (instantiate_virtual_regs): Instantiate virtual
5857 registers found in CALL_INSN_FUNCTION_USAGE.
5859 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5861 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5862 equivalent to -ansi in disabling -Di386.
5864 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5866 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5868 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5870 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5872 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5874 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5876 * invoke.texi: Document that -fcond-mismatch isn't supported for
5879 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5881 * gcc.texi: Define macro gcctabopt.
5882 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5883 @command, @env and @option in some places where appropriate. Use
5884 @gcctabopt where appropriate. Put URLs and email addresses inside
5887 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5889 * gcc.c (cpp_options): Set MD file name from output
5890 filename, if specified.
5891 (suffix_subst): New static variable.
5892 (do_spec): Clear it.
5893 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5895 (give_switch): Handle suffix_subst.
5897 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5899 * invoke.texi: Fix another typo.
5901 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5903 * invoke.texi: Fix typo.
5905 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5907 * c-lang.c (lang_hooks): Update.
5908 (lang_decode_option): Remove.
5909 (lang_init_options): Rename c_init_options.
5910 * toplev.c (main): Use lang_hooks for lang_init_options
5911 and lang_decode_option.
5912 * toplev.h (lang_hooks): Add 2 new hooks.
5913 * tree.h: Remove lang_init_options and lang_decode_option.
5914 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5915 * cp/decl2.c: Similarly.
5916 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5917 (lang_hooks): Update.
5918 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5920 (lang_init_options): Rename ffe_init_options.
5921 (lang_hooks): Update.
5922 (lang_decode_option): Remove.
5923 * java/lang.c (lang_init_options): Rename java_init_options.
5924 (lang_decode_option): Rename java_decode_option.
5925 (lang_hooks): Update.
5926 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5927 (lang_decode_option): Rename objc_decode_option.
5928 (lang_hooks): Update.
5930 2001-01-09 Nick Clifton <nickc@redhat.com>
5932 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5933 (d30v_return_addr_rtx): Delete.
5934 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5935 cfun->machine structure.
5936 (struct machine_function): Move to d30v.h
5937 (d30v_save_machine_status): Delete.
5938 (d30v_restore_machine_status): Delete.
5939 (d30v_init_machine_status): New Function.
5940 (d30v_mark_machine_status): New Function.
5941 (d30v_free_machine_status): New Function.
5942 (d30v_init_expanders): Use new functions.
5943 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5944 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5945 d30v_return_addr_rtx.
5947 * config/d30v/d30v.h (struct_machine): Move here.
5948 Add eh_epilogue_sp_ofs field.
5950 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5951 field in cfun->machine structure.
5953 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5955 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5956 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5957 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5959 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5961 * objc/lang-options.h: Remove bogus reference to
5964 2001-01-09 Kazu Hirata <kazu@hxi.com>
5966 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5969 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5971 * reload.c (find_reloads_address): Check for eliminable registers
5972 when substituting a constant expression for a pseudo.
5974 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5976 * c-common.c (enum format_type): Add format_type_error.
5977 (decode_format_type): New function.
5978 (decl_attributes): Use it.
5979 (format_kind_info): Adjust comment.
5981 2001-01-09 David O'Brien <obrien@BSDi.com>
5983 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5984 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5986 * config/i386/gnu.h: Don't include required platform specific .h files,
5987 tm.h will do it instead.
5988 * config/i386/i386elf.h: Likewise.
5989 * config/i386/linux.h: Likewise.
5990 * config/i386/moss.h: Likewise.
5991 * config/mips/gnu.h: Likewise.
5993 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5995 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5996 (rs6000-ibm-aix3.[01]*): Likewise.
5997 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5998 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5999 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
6000 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
6001 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
6002 (powerpc-*-eabiaix*): Likewise.
6003 (powerpc-*-eabisim*): Likewise.
6004 (powerpc-*-elf*): Likewise.
6005 (powerpc-*-eabi*): Likewise.
6006 (powerpc-*-rtems*): Likewise.
6007 (powerpc-*-linux*libc1): Likewise.
6008 (powerpc-*-linux*): Likewise.
6009 (powerpc-wrs-vxworks*): Likewise.
6010 (powerpcle-wrs-vxworks*): Likewise.
6011 (powerpcle-*-sysv*): Likewise.
6012 (powerpcle-*-elf*): Likewise.
6013 (powerpcle-*-eabisim*): Likewise.
6014 (powerpcle-*-eabi*): Likewise.
6015 (powerpcle-*-solaris2*): Likewise.
6016 * config/rs6000/aix31.h: Delete includes.
6017 * config/rs6000/aix3newas.h: Likewise.
6018 * config/rs6000/aix41.h: Likewise.
6019 * config/rs6000/aix43.h: Likewise.
6020 * config/rs6000/beos.h: Likewise.
6021 * config/rs6000/rtems.h: Likewise.
6022 * config/rs6000/sysv4.h: Likewise.
6024 2001-01-09 Kazu Hirata <kazu@hxi.com>
6026 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
6027 Change an argument mode of machine_mode to shift_mode of
6028 shift_mode. Remove an extra error check.
6029 (emit_a_shift): Adopt to the new calling prototype of
6031 (function_prologue): Fix code for a monitor
6032 function. Support H8/S.
6033 (function_epilogue): Do not output pop for a monitor function.
6035 2001-01-09 Nick Clifton <nickc@redhat.com>
6037 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
6038 (setup_incoming_varargs): Use sysv_varargs_p field of the
6039 cfun->machine structure.
6040 (struct machine_function): Move to rs6000.h
6041 (rs6000_save_machine_status): Delete.
6042 (rs6000_restore_machine_status): Delete.
6043 (rs6000_init_machine_status): New Function.
6044 (rs6000_free_machine_status): New Function.
6045 (rs6000_init_expanders): Use new functions.
6047 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
6049 (struct machine_function): Move here.
6051 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
6052 sysv_varargs_p field of the cfun->machine structure.
6054 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
6056 (rs6000_restore_machine_status): Remove prototype.
6058 2001-01-09 Richard Henderson <rth@redhat.com>
6060 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
6061 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
6062 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
6063 (sched_analyze_2, sched_analyze_insn): Likewise.
6064 (sched_analyze, init_deps): Likewise.
6065 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
6066 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
6067 (compute_block_backward_dependences): Update propagate_deps call.
6069 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
6071 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
6073 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6075 * cppinit.c (OPT_MD, OPT_MMD): Restore.
6076 (cpp_handle_option): Handle them.
6077 (cpp_post_options): Ensure one of -M or -MM is specified with
6078 any other -M? option.
6079 (init_dependency_output): Suppress output with -MG.
6081 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6084 * invoke.texi: Update.
6086 2001-01-09 Bernd Schmidt <bernds@redhat.com>
6088 * sh.md (reload_outsf): Generate recognizable patterns for
6091 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6093 * c-lang.c (lang_hooks): Update.
6094 (lang_init): Rename c_init.
6095 (lang_finish): Remove.
6096 * toplev.c (compile_file): Use lang_hooks for lang_init ()
6098 * toplev.h (lang_hooks): Add init () and finish ().
6099 * tree.h (lang_init, lang_finish): Remove.
6100 * cp/tree.h (lang_init, lang_finish): Remove.
6101 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
6102 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
6104 (lang_init, lang_finish): Remove.
6105 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
6106 (lang_hooks): Update.
6107 * java/lang.c (lang_init): Rename java_init.
6108 (lang_finish): Remove.
6109 (lang_hooks): Update.
6110 * objc/objc-act.c (lang_init): Rename objc_init.
6111 (lang_finish): Remove.
6112 (lang_hoooks): Update.
6114 20001-01-09 Graham Stott <grahams@redhat.com>
6116 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
6117 after `ptr` is initialised.
6119 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6121 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
6122 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
6123 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
6124 stack adjusts, instead of r3.
6126 2001-01-09 Michael Hayes <mhayes@redhat.com>
6128 * flow.c (flow_loop_scan): Break out of ...
6129 (flow_loops_find) ... here.
6130 * basic-block.h (flow_loop_scan): New.
6131 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
6132 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
6134 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6136 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
6138 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
6139 realloc()ing macro_buffer.
6141 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
6142 if it's wider than long and the target's long is wider than the
6145 2001-01-09 Mark Mitchell <mark@codesourcery.com>
6147 Remove support for using UWIN as a host machine.
6148 * configure.in: Issue an error message.
6149 * configure: Regenerated.
6150 * config.gcc: Remove xm_* UWIN configury.
6151 * config/i386/xm-uwin.h: Remove.
6153 2001-01-08 Nick Clifton <nickc@redhat.com>
6155 * config/v850/v850.c (ra_rtx): Delete.
6156 (v850_save_machine_status): Delete.
6157 (v850_restore_machine_status): Delete.
6158 (v850_init_machine_status): New function.
6159 (v850_mark_machine_status): New function.
6160 (v850_free_machine_status): New function.
6161 (v850_return_addr): Use ra_rtx field in machine structure.
6162 (v850_init_expanders): Use new functions.
6164 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
6165 * config/v850/v850.c: Change arguments to v850_output+* functions
6166 to take a const char *, to avoid compile time warning.
6167 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
6168 (USER_LABEL_PREFIX): Redefine.
6170 2000-01-08 Jim Wilson <wilson@redhat.com>
6172 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
6173 1 to unsigned HOST_WIDE_INT before left shift.
6175 2001-01-08 Nick Clifton <nickc@redhat.com>
6177 * config/arm/arm.c (arm_mark_machine_status): Check to see if
6178 the machine structure has been allocated.
6179 (arm_free_machine_status): New function: Free the machine
6180 specific function structure.
6182 2001-01-08 Richard Henderson <rth@redhat.com>
6184 * jump.c (simplejump_p): Revert last change.
6186 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
6188 * cppinit.c (init): Rename init_library.
6189 (cpp_create_reader): Update.
6190 * gcc.c (cpp_options): If -o given, use it as the target of
6193 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6195 * arm.c (arm_arch5e): New variable.
6196 (all_cores): XScale is a 5TE device.
6197 (arm_override_options): Set arm_arch5e.
6198 (arm_init_builtins): __builtin_prefetch is in arch5e.
6199 * arm.h (arm_arch5e): Declare it.
6201 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
6203 * arm.md (define_constants): Add defines for UNSPEC and
6204 UNSPEC_VOLATILE insns. Update all users.
6205 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
6206 * arm.c (multi_register_push, note_invalid_constants)
6207 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
6208 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
6209 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
6211 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
6213 * jump.c (jump_optimize_1): Use reversed_comparison_code
6214 instead of can_reverse_comparison_p.
6215 (jump_back_p): Likewise.
6216 (invert_exp_1): Likewise.
6217 (thread_jumps): Likewise.
6218 * simplify-rtx.c (simplify_unary_operation): Likewise.
6219 (simplify_ternary_operation): Likewise.
6220 * cse.c (find_comparison_args): Convert to use
6221 can_reverse_comparison_p.
6222 (record_jump_equiv): Likewise.
6224 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6226 * arm.h (HARD_REGNO_RENAME_OK): Delete.
6227 (EPILOGUE_USES): Define.
6228 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
6229 automatically stack the LR if it isn't live.
6231 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
6233 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
6236 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
6238 * ggc-page.c (max_alignment): New structure.
6239 (MAX_ALIGNMENT): New macro.
6240 (init_ggc): Use it to round up the sizes in the
6241 extra_order_size_table.
6243 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6245 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
6248 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6250 * builtins.def (BUILT_IN_FPRINTF): New entry.
6252 * c-common.c (c_expand_builtin_fprintf): New function.
6253 (init_function_format_info): Handle __builtin_fprintf.
6254 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
6255 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
6257 * c-decl.c (duplicate_decls): Adjust comment.
6259 * extend.texi (fprintf): Document new builtin.
6261 2001-01-07 Richard Henderson <rth@redhat.com>
6263 * jump.c (simplejump_p): Recognize any single_set jump
6266 2001-01-07 Richard Henderson <rth@redhat.com>
6268 * configure.in (slibdir): Accept an --with-slibdir option.
6269 Use "test" not "[" in configure. Default to $(libdir).
6271 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
6273 * config/t-aix43 (SHLIB_INSTALL): Likewise.
6274 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
6275 (SHLIB_LINK): Create links for the soname.
6276 * config/mips/t-iris6: Likewise.
6277 * config/sparc/t-slibgcc: Likewise.
6278 * config/sparc/t-slibgcc-sld: Likewise.
6280 2001-01-07 Jakub Jelinek <jakub@redhat.com>
6282 * config/i386/i386.c (constant_call_address_operand): Accept
6283 (const (plus (symbol_ref) (const_int))).
6284 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
6285 constant_call_address_operand.
6287 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6289 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
6290 and LONG_LONG_TYPE_SIZE > 32.
6292 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6294 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
6295 the previous change.
6297 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
6299 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
6301 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
6302 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
6303 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
6306 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6308 * fix-header.c (read_scan_file): s/pfile/scan_in/.
6310 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6312 * c-lang.c (c_post_options): Call cpp_post_options.
6313 * objc/objc-act.c (objc_post_options): Similarly.
6314 * cppmain.c (main): Similarly.
6315 * fix-header.c (read_scan_file): Similarly.
6316 * cppinit.c (cpp_start_read): Move option consistency checks
6317 to cpp_post_options. Don't call init_dependency_output.
6318 If needed, add default target and main file dependency.
6319 (OPT_MD, OPT_MMD): Remove.
6321 (cpp_handle_option): Update for OPT_* changes.
6322 (cpp_post_options): New.
6323 (init_dependency_output): Command line -MF overrides environment
6324 variables. Don't set default target etc. Suppress output
6325 if dependencies are going to stdout.
6326 (print_help): Update.
6327 * cpplib.h (cpp_post_options): New.
6328 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
6330 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
6332 * jump.c (comparison_dominates_p): Support unordered compares.
6334 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
6336 * simplify-rtx.c (simplify_relational_operation): Always simplify
6337 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
6340 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
6342 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
6343 (nonzero_bits): Likewise.
6344 (simplify_comparison): Likewise.
6345 (num_sign_bit_copies): Likewise; return more sane value depending
6346 on STORE_FLAG_VALUE.
6347 (known_cond): Do not assume EQ to be always true for equivalent
6350 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
6352 * cse.c (fold_rtx): Handle unordered comparisons.
6354 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
6356 * rtlanal.c (set_of_1): New static function.
6357 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
6358 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
6359 reg_set_last_last_regno): Remove.
6360 (set_of): New global function.
6361 (set_of_data): New structure.
6362 (reg_set_p, reg_set_last): Revamp for set_of.
6363 * rtl.h (set_of): New.
6365 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6367 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
6368 * extend.texi: Document _Exit builtin.
6370 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6372 * (initialize, initialize_builtins,
6373 initialize_dependency_output, initialize_standard_includes):
6374 Rename s/initialize/init. Update.
6375 (init_dependency_output): Move to after
6376 cpp_handle_options, the correct location temporally at least.
6377 (opt_comp): Move next to init (), its caller. Fix prototype.
6378 (init): Make "initialized" local scope.
6379 (cpp_create_reader): Always call init ().
6380 (cpp_start_read): Update.
6381 (output_deps): New function, broken out of cpp_finish.
6382 (cpp_finish): Break out output_deps.
6384 2001-01-07 Richard Henderson <rth@redhat.com>
6386 * collect2.c (COFF specific stuff): Revert 12-06 patch
6387 to prototype system functions.
6389 2001-01-07 Michael Hayes <mhayes@redhat.com>
6391 * hard-reg-set.h: Add multiple include guard.
6392 * basic-block.h (struct loop): Add `sink' field.
6393 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
6394 (emit_iv_add_mult): Delete.
6395 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
6396 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
6397 (unroll_loop): Remove end_insert_before argument.
6398 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
6399 (maybe_eliminate_biv_1): Likewise.
6400 (emit_iv_add_mult): Delete.
6401 (gen_add_mult, loop_regs_update): New.
6402 (loop_insn_emit_after, loop_insn_emit_before): New.
6403 (loop_insn_sink, loop_insn_sink_or_swim): New.
6404 (emit_iv_add_mult): Delete.
6405 (scan_loop): Set loop->sink.
6406 (loop_givs_reduce): Use loop_insn_sink and its ilk.
6407 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
6408 (maybe_eliminate_biv_1): Likewise.
6409 (maybe_eliminate_biv_1): Add basic block argument.
6410 * unroll.c (unroll_loop): Remove end_insert_before argument.
6411 (find_splittable_regs): Likewise.
6412 (find_splittable_regs): Use loop_insn_sink and its ilk.
6413 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
6415 2001-01-07 Michael Hayes <mhayes@redhat.com>
6417 * loop.h (loop_insn_hoist): New prototype.
6418 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
6419 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
6420 (check_dbra_loop, load_mems): Likewise.
6421 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
6422 (find_splittable_givs): Likewise.
6424 2001-01-07 Michael Hayes <mhayes@redhat.com>
6426 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
6428 2001-01-07 Richard Henderson <rth@redhat.com>
6430 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
6432 2001-01-07 Richard Henderson <rth@redhat.com>
6434 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
6435 NO_SHARED_LIBGCC_MULTILIB as required for the target.
6436 * gcc.c (init_spec): Massage the existing libgcc_spec into a
6437 variant that handles a shared libgcc.
6438 (process_command): Always validate -{static,shared}-libgcc.
6439 (do_spec_1): New 'M' case.
6440 * invoke.text (Link Options): Document -{static,shared}-libgcc.
6442 2001-01-07 Richard Henderson <rth@redhat.com>
6444 * Makefile.in (slibdir): New variable.
6445 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
6446 (installdirs): Create slibdir.
6447 (install-libgcc, install-multilib): Defer to libgcc.mk.
6448 * configure.in (slibdir): Substitute.
6449 * mklibgcc.in (install): New target.
6451 * config/t-linux (SHLIB_LINK): Create links for the soname.
6452 (SHLIB_INSTALL): New.
6453 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6454 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6455 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6456 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6457 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6459 2001-01-07 Richard Henderson <rth@redhat.com>
6461 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6462 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6463 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6465 2001-01-07 Michael Hayes <mhayes@redhat.com>
6467 * loop.c (count_loop_regs_set): Delete.
6468 (load_mems_and_recount_loop_regs_set): Delete.
6469 (loop_regs_scan): Merge common code from count_loop_regs_set,
6470 scan_loop, and load_mems_and_recount_loop_regs_set.
6471 (scan_loop): Call load_mems directly and loop_regs_scan
6472 again if new registers created.
6474 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6476 * toplev.c (main): Call the front-end specific post_options
6477 hook if one is given.
6478 * toplev.h (struct_lang_hooks, lang_hooks): New.
6479 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6480 for the C front end.
6481 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6482 lang_hooks for the C++ front end.
6483 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6484 lang_hooks for the ObjC front end.
6485 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6486 * java/lang.c (lang_hooks): Hooks for the Java front end.
6488 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6490 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6491 for verbose DWARF[2] debugging.
6492 (cb_define, cb_undef): The new callbacks.
6493 * toplev.h (debug_define, debug_undef): Make const correct.
6494 * toplev.c (debug_define, debug_undef): Similarly. Do not
6495 perform the verbosity tests here anymore.
6497 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6499 * reload.c (subst_reloads): Take INSN argument. When
6500 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6501 * reload.h (subst_reloads): Adjust prototype.
6502 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6503 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6504 present in JUMP_INSNs and copy them to JUMP_LABEL.
6505 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6506 JUMP_INSNs and insns with REG_LABELs that are followed by
6507 JUMP_INSNs with the same REG_LABEL.
6508 * sched-rgn.c (is_cfg_nonregular): Likewise.
6509 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6511 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6513 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6515 2001-01-06 Richard Henderson <rth@redhat.com>
6517 * loop.c (scan_loop): Use xcalloc for the regs array.
6518 (load_mems_and_recount_loop_regs_set): Zero the new memory
6519 received from xrealloc.
6521 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6523 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6525 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6527 * integrate.c (copy_rtx_and_substitute): When copying
6528 an ignored return value, strip REG_FUNCTION_VALUE_P.
6530 2001-01-06 Michael Hayes <mhayes@redhat.com>
6532 * loop.c (debug_biv, debug_giv): New.
6533 (loop_biv_dump): Break out from ...
6534 (record_biv): ... here.
6535 (loop_giv_dump): Break out from ...
6536 (record_giv): ... here.
6537 (loop_bivs_check): Use print_simple_rtl.
6538 * unroll.c (loop_iterations): Use print_simple_rtl.
6540 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6542 * pa.md (return, return_internal): Modify patterns to prevent regrename
6543 mucking with the return pointer.
6545 2001-01-05 Richard Henderson <rth@redhat.com>
6547 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6549 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6551 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6552 version supplied by Matteo Frigo.
6554 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6556 * cpp.texi: Update for -MQ.
6557 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6558 (cpp_cleanup): Always free pfile->deps.
6559 (initialize_dependency_output): Don't create pfile->deps.
6560 (cpp_handle_option): Similarly.
6562 * gcc.c (cpp_options): Handle -MQ.
6563 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6564 * mkdeps.c (base_name): Remove.
6565 (deps_init): Don't allocate vector space until it's needed.
6566 (deps_free): Only free vectors if allocated.
6567 (deps_add_target, deps_add_dep): Update for initial allocation.
6568 (deps_add_default_target): Don't strip to the base_name.
6570 2001-01-05 DJ Delorie <dj@redhat.com>
6572 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6573 (INIT_EXPANDERS): Define.
6575 * config/v850/v850.c (struct machine_function): Define.
6576 (v850_save_machine_status): New function.
6577 (v850_restore_machine_status): New function.
6578 (v850_return_addr): New function.
6579 (v850_init_expanders): New function.
6581 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6582 and v850_init_expanders.
6584 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6586 * cpplib.h (struct cpp_reader): Add help_only field.
6587 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6588 (cpp_handle_option): Set pfile->help_only if we see -h,
6589 --help, -target-help, or --version. Print version string but
6590 do not set help_only if we see -v or -version. Make text
6591 printed by -v match that printed by (-)-version.
6593 * cppmain.c (main): Exit after option parsing if
6594 pfile->help_only is true.
6596 * toplev.c (independent_decode_option): Call print_version,
6597 then exit, if we see --version (but not -version).
6598 (print_version): Split lengthy message into two lines.
6600 2001-01-05 Nick Clifton <nickc@redhat.com>
6602 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6603 temporary string for initialisation before calling ggc_alloc_string.
6605 2001-01-06 Michael Hayes <mhayes@redhat.com>
6607 * rtl.h (print_simple_rtl): New.
6608 * print-rtl.c (print_simple_rtl): New.
6610 (print_rtx): Disable printing of flags and modes, etc.,
6611 if `flag_simple` nonzero.
6613 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6615 * function.c (fixup_var_refs): Use push_to_full_sequence where
6618 2001-01-05 Michael Meissner <meissner@redhat.com>
6620 * flags.h (flag_reorder_blocks): Add declaration.
6621 (flag_rename_block): Ditto.
6623 2001-01-05 DJ Delorie <dj@redhat.com>
6625 * function.c (reorder_blocks): Make sure the flags are all reset
6626 before using them to mark blocks, else a second invocation will
6627 corrupt the block chain.
6628 (reorder_blocks_0): New, resets the flags.
6630 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6632 * cse.c (find_comparison_args): Stop if the argument is known to
6635 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6637 * config/sh/sh.md (movdf): When splitting load into pair of
6638 registers, don't clobber the register used in the address too
6641 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6643 * varasm.c (mark_constant_pool): Improve initial comments.
6644 (mark_constants): Move marking of constants to mark_constant.
6645 (mark_constant): New function to recursively mark all constants
6646 referred to by a constant.
6648 2001-01-05 Catherine Moore <clm@redhat.com>
6650 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6652 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6654 * cp/lang-options.h: Bring comment in line with reality.
6655 * f/lang-options.h: Likewise.
6656 * java/lang-options.h: Likewise.
6657 * objc/lang-options.h: Likewise.
6658 * ch/lang-options.h: Likewise.
6659 * f/g77.texi: And update the manual.
6661 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6662 Denis Chertykov <denisc@overta.ru>
6664 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6665 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6666 * config/avr/avr.md (all peepholes that request a scratch register):
6667 Call it, FAIL the peephole if not safe (in interrupt functions).
6669 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6671 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6673 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6675 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6677 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6678 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6679 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6680 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6681 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6683 * extend.texi: Document these builtins.
6685 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6687 * c-common.c (lang_get_alias_set): Say we know nothing of
6688 VECTOR_TYPE aliasing.
6690 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6692 2001-01-05 Bruce Korb <bkorb@gnu.org>
6694 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6695 their x* equivalent versions for atexit-less systems
6696 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6697 systems (or any other system any more).
6699 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6701 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6702 output operands. Use arm_hard_register_operand for operand 4.
6703 (stmsi_postinc): Similarly.
6704 (ldmsi): Use arm_hard_register_operand for opernand 2.
6706 * arm.c (arm_hard_register_operand): New function.
6707 * arm-protos.h (arm_hard_register_operand): Prototype it.
6709 * arm.h (HARD_REGNO_RENAME_OK): Define.
6711 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6713 * simplify-rtx.c (cfc_args): add "unordered" field.
6714 (check_fold_consts): Set unordered field.
6715 (simplify_relational_operation): Simplify the unordered
6718 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6721 * emit-rtl.c (try_split): Fix code to mark labels.
6722 * jump.c (mark_jump_label): Make global.
6723 * rtl.h (mark_jump_label): Declare.
6725 * predict.c (estimate_probability): Handle unordred comparisons.
6727 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6729 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6730 * cppinit.c (initialize_dependency_output): Update.
6731 (cpp_finish): Output dummy targets for -MP.
6733 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6734 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6735 * gcc.c (cpp_options): Update to handle -MP.
6736 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6737 to quote only the default target.
6738 (deps_phony_targets): Insert a preceding newline. Rename from
6739 deps_dummy_targets for consistency.
6742 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6744 * calls.c (emit_library_call_value_1): Support
6745 INIT_CUMULATIVE_LIBCALL_ARGS.
6746 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6748 2001-01-04 Richard Henderson <rth@redhat.com>
6750 * c-decl.c (finish_struct): Detect flexible array members
6751 used in an inappropriate context.
6752 * c-typeck.c (really_start_incremental_init): Special case
6753 constructor_max_index for zero length arrays.
6754 (pop_init_level): Allow initialization of flexible array
6755 members. Deprecate initialization of zero length arrays.
6756 Don't issue missing initializer warning for flexible array
6757 members or zero length arrays.
6758 (process_init_element): Don't dereference null DECL_SIZE.
6759 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6760 Don't abort for empty constructors. Use size_binop
6761 (output_constructor): Add commentary regarding zero length
6762 array futures. Abort if we try to initialize an array of
6763 unspecified length with a non-empty constructor in the middle
6766 * extend.texi (Zero Length): Update and clarify documentation
6767 on static initialization.
6769 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6771 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6772 with more than 32767 words of local storage.
6774 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6776 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6777 for 'abs', 'labs', and 'fabs'.
6778 (c4x_expand_builtin): Likewise.
6779 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6781 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6783 * config/sh/sh.md (prget, prset): New insn types.
6784 (return delay slot): Dont' allow prset.
6785 (call, sfunc delay slot): Don't allow prget.
6786 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6787 for prset and prget.
6789 2001-01-05 Michael Hayes <mhayes@redhat.com>
6791 * loop.h (struct loop_reg): New.
6792 (struct loop_regs): Change to use array of `struct loop_reg'.
6793 * loop.c: Replace assortment of varrays with single regs array.
6794 (count_one_set): Delete may_not_move array argument
6795 and use regs array instead. All caller's changed.
6796 (count_loop_regs_set): Delete may_not_move and single_usage
6797 arguments and use regs array instead. All caller's changed.
6798 (find_single_use_in_loop): Replace usage array argument with pointer
6799 to regs structure. All caller's changed.
6800 (loop_optimize): Delete `moved_once' array.
6802 2001-01-05 Michael Hayes <mhayes@redhat.com>
6804 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6805 Use it instead of loop_info->has_call for scanning loop mems.
6806 (check_dbra_loop): Replace loop_info->has_call test with
6807 loop_info->has_nonconst_call.
6809 2000-01-04 Matthew Hiller <hiller@redhat.com>
6811 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6814 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6816 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6817 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6819 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6821 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6822 (flag_short_double, flag_short_wchar): Define.
6823 (c_common_nodes_and_builtins): Create many tree nodes shared
6824 between C and C++ here instead of in cp/decl.c and ...
6825 * c-decl.c (init_decl_processing): ... here.
6826 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6827 (flag_short_double, flag_short_wchar): Don't define.
6828 (record_builtin_type): New function.
6829 (build_void_list_node): New function.
6830 * c-common.h (flag_short_double, flag_short_wchar,
6831 record_builtin_type, build_void_list_node): Declare.
6833 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6835 * integrate.c (expand_inline_function): Don't put a virtual
6836 register into the reg map.
6838 * function.c (fixup_var_refs_1): If force_operand didn't put
6839 the address into the target, move it there.
6841 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6843 Special-case tree_decl/tree_list allocations.
6844 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6845 (OBJECT_SIZE): New macro.
6846 (NUM_EXTRA_ORDER): Likewise.
6847 (extra_order_size_table): New variable.
6848 (NUM_ORDERS): New macro.
6849 (objects_per_page_table): New variable.
6850 (object_size_table): New variable.
6851 (G.pages): Use NUM_ORDERS to bound the array.
6852 (G.page_tails): Likewise.
6853 (DIV_ROUND_UP): Remove.
6854 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6855 (alloc_page): Use OBJECT_SIZE.
6856 (size_lookup): Don't make it const.
6857 (ggc_alloc): Use OBJECT_SIZE.
6858 (ggc_set_mark): Likewise.
6859 (ggc_get_size): Likewise.
6860 (init_ggc): Set up the object_size_table, objects_per_page_table,
6861 and adjust size_lookup.
6862 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6863 (ggc_pop_context): Use NUM_ORDERS.
6864 (clear_marks): Likewise.
6865 (sweep_pages): Likewise.
6866 (poison_pages): Likewise.
6867 (ggc_print_statistics): Use OBJECT_SIZE.
6869 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6871 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6872 Only call array_size_for_constructor if last field and array type
6873 with no upper bound.
6875 2001-01-04 Philip Blundell <philb@gnu.org>
6877 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6878 from bit 31 downwards, if this requires no more insns.
6879 (count_insns_for_constant): New helper function for above.
6881 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6883 * gencodes.c (output_predicate_decls): Remove empty initializer.
6885 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6887 * tree.c (copy_node): Remove documentation about obstacks.
6888 (buidl1): Check that nobody tries to build 2-argument nodes this
6891 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6893 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6896 * gencodes.c (output_predicate_decls): Fill empty initializer
6899 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6901 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6902 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6904 (do_include): Handle missing headers like cpp0.
6905 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6906 paths with first include pathname. Don't strcat to uninitialized
6909 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6911 * regrename.c (regrename_optimize): Don't rename from frame pointer
6912 if frame_pointer_needed.
6913 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6914 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6915 (ia64_reorg): Use it instead of scheduling if ! optimize.
6916 (errata_emit_nops): Properly call asm_noperands.
6917 (ia64_sched_reorder): Finish cycle if we see an asm.
6918 (ia64_variable_issue): Clear scheduling state after asms.
6920 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6922 * cpp.texi: Update for -MT.
6923 * cppinit.c (initialize_dependency_output): Add a default
6924 target if none has been given already.
6925 (no_tgt, OPT_MT): New.
6926 (cpp_handle_option): Handle -MT. Update -M etc.
6927 * cpplib.h (struct cpp_options): Remove deps_target.
6928 * gcc.c (cpp_options): Handle -MT.
6929 * mkdeps.c (struct deps): Move from mkdeps.h.
6930 (deps_calc_target): Rename deps_add_default_target. Add a
6931 default target if none has been specified already.
6932 * mkdeps.h (struct deps): Move to mkdeps.c.
6933 (deps_calc_target): Rename deps_add_default_target.
6935 2000-01-03 Richard Henderson <rth@redhat.com>
6937 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6939 * c-typeck.c (push_init_level): Move checks for flexible array
6940 members and zero length arrays ...
6941 (pop_init_level): ... here. Silently discard empty initializations.
6943 * varasm.c (output_constructor): Update for sizeof change to
6946 * extend.texi (Zero Length): Clarify semantics.
6948 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6950 * configure.in (tm.h): Include isns-codes.h last.
6951 * configure: Rebuilt.
6953 2001-01-03 Richard Henderson <rth@redhat.com>
6955 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6956 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6958 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6960 * tradcpp.c (main): Make sure finclude() is called with a valid
6961 indepth value while handling -include.
6963 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6965 * gencodes.c (output_predicate_decls): New function.
6967 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6968 even if it is not the first time machmode.h is #included.
6969 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6970 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6971 * gcc.texi (Copyright): Added 2001.
6973 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6975 * c-common.c (c_common_lang_init): New function. Warn if format
6976 warning options which only have effects when used with -Wformat
6977 are used without -Wformat.
6978 * c-common.h (c_common_lang_init): Declare.
6979 * c-lang.c (lang_init): Call c_common_lang_init.
6980 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6982 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6984 * configure.in: Check for the mktemp command.
6985 * configure: Regenerate.
6986 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6987 $TEMP. Create temporary files with mktemp, if available at
6988 configure time; otherwise use set -C. Remove temporary files
6991 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6993 * configure.in: Require at least texinfo 4.0. Check for whether
6994 Pod::Man is sufficiently recent to regenerate GCC manpages.
6995 * configure: Regenerate.
6996 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6998 (GENERATED_MANPAGES): Define.
6999 (generated-manpages): New target. Depend on cpp.1 as well as
7001 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
7002 configure to generated-manpages or empty) rather than on the
7003 manpages directly. Remove execute permission from installed
7004 gcov.1 as well as cpp.1.
7005 * cpp.1, gcov.1: Regenerate.
7007 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7009 * builtins.c (expand_builtin_strncmp): Use host_integerp and
7010 tree_low_cst. Allow using cmpstrsi in more cases.
7012 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7014 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
7017 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
7019 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
7020 * Makefile.in (HOST_CFLAGS): Mention build-make.
7022 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7024 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
7027 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7029 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
7032 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
7035 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
7036 reg_base_value and reg_known_value arrays.
7037 (init_alias_analysis): Add more cases to detect known values.
7038 * sched-deps.c (deps_may_trap_p): New function.
7039 (sched_analyze_2): Use it.
7041 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7043 * combine.c (simplify_shift_const): Even if we're sign-extracting,
7044 don't discard an ASHIFTRT if we're shifting in a wider mode.
7046 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7048 * toplev.c (rest_of_compilation): Don't print basic block information
7049 when CFG isn't up to date.
7051 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
7053 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
7054 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
7055 (UNALIGNED_SHORT_ASM_OP): Define.
7056 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
7058 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7060 * fold-const.c (fold_convert): Fix typo.
7062 2001-01-02 Richard Henderson <rth@redhat.com>
7064 * c-common.h (ASM_INPUT_P): New.
7065 * c-parse.in (asm): Set it when needed.
7066 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
7067 existance of an operand.
7069 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
7071 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
7072 (dwarf2out_frame_debug_expr): Likewise.
7073 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
7075 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
7077 * i386.c (ix86_split_to_parts): Return number of part required;
7079 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
7081 (ix86_split_long_move): Use number of part returned
7082 by ix86_split_to_parts
7083 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
7085 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
7086 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
7087 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
7088 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
7089 (ALIGN_MODE_128): Add TFmode.
7090 (IS_STACK_MODE): Likewise.
7091 (HARD_REGNO_NREGS): TFmode needs 3 registers.
7092 (HARD_REGNO_OK): Support TFmodes.
7093 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
7094 * i386.md (scheduler definitions): Use memory operand to determine
7095 fst/fld instructions; use mode attribute to determine real mode of
7097 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
7098 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
7100 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7102 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
7104 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7106 * expr.c (store_constructor_field): Update ALIGN before calling
7109 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7111 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
7114 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7116 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
7119 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7121 * c-decl.c (start_function): Don't warn on third parameter to main.
7123 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7125 * tsystem.h: Define HAVE_DECL_GETOPT.
7127 2001-01-02 Philip Blundell <pb@futuretv.com>
7129 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
7132 2001-01-02 Richard Henderson <rth@redhat.com>
7134 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
7136 2001-01-02 Andreas Jaeger <aj@suse.de>
7138 * c-decl.c (c_decode_option): Remove support of
7141 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
7142 (W_options): Add -Wmissing-noreturn here.
7144 * flow.c: Define lang_missing_noreturn_ok_p.
7145 (check_function_return_warnings): Use it.
7147 * c-common.h: Declare lang_missing_noreturn_ok_p.
7149 * c-lang.c (c_missing_noreturn_ok_p): New function.
7150 (lang_init): Set lang_missing_noreturn_ok_p.
7152 * invoke.texi (Warning Options): Document this.
7154 2000-12-27 Phil Edwards <pme@sources.redhat.com>
7156 * extend.texi (C++ Extensions): New node for C++ attributes;
7157 describe init_priority and com_interface.
7158 * invoke.texi: Remove -finit-priority as it now has zero effect.
7159 * install.texi: Fix xref syntax.
7160 * md.texi: Likewise.
7162 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7164 * config.gcc (sparc64-wrs-vxworks*): New case.
7165 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
7167 * config/sparc/sparc.c (sparc_override_options): Do support different
7168 pointer and architecture size.
7169 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
7170 (POINTERS_EXTEND_UNSIGNED): Define.
7171 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
7172 (FUNCTION_MODE): Define to be Pmode.
7173 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
7175 * function.c (expand_function_end): Properly handle DECL_RESULT
7176 and copy when ptr_mode != Pmode.
7177 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
7179 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7181 * c-common.c (c_common_nodes_and_builtins): Set prototype
7182 parameters for __builtin_fputs, __builtin_fputc and
7183 __builtin_fwrite. Don't declare plain fputc as a builtin.
7185 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7187 * loop.c (add_label_notes): Increment the label usage count when
7188 a note is added to an insn which refers to a CODE_LABEL.
7189 * gcse.c (add_label_notes): Likewise.
7191 2001-01-01 Andreas Jaeger <aj@suse.de>
7193 * loop.c (scan_loop): Use xmalloc to allocate movables.
7195 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
7197 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
7198 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
7199 * reload1.c (REGISTER_MOVE_COST): Likewise.
7200 * regclass.c (REGISTER_MOVE_COST): Likewise.
7201 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
7202 dimension. Adjust all users.
7203 (init_reg_sets_1): Iterate on all modes.
7204 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
7205 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
7206 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
7207 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
7208 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
7209 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
7210 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
7211 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
7212 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
7213 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
7214 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
7215 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
7216 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
7217 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
7218 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
7219 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
7220 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
7221 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
7222 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
7223 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
7224 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
7225 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
7226 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
7227 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
7228 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
7229 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
7230 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
7232 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7234 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
7235 arg VARIES_P. Call it with extra arg.
7236 (true_dependence): Likewise.
7237 * rtl.h (rtx_addr_can_trap_p): Declare.
7238 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
7240 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
7241 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
7242 pic offset table register if it's zero. All callers changed.
7243 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
7245 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7247 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
7248 STRING_POOL_ADDRESS_P.
7250 * config/sparc/sparc.c (input_operand): Properly test for short op.
7252 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
7253 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
7254 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
7255 * config/sparc/elf.h: No longer include sol2.h.
7256 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
7257 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
7259 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
7261 2001-01-01 Michael Hayes <mhayes@redhat.com>
7263 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
7264 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
7265 (record_initial): Likewise.
7266 * unroll.c (copy_loop_body, loop_iterations): Likewise.
7267 (remap_split_bivs): Likewise.
7269 2001-01-01 Michael Hayes <mhayes@redhat.com>
7271 * loop.c (loop_ivs_free): New function.
7272 (strength_reduce): Break out from...
7274 2001-01-01 Michael Hayes <mhayes@redhat.com>
7276 * loop.h (struct iv): New.
7277 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
7278 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
7279 'reg_biv_class' fields with 'regs' and 'n_regs'.
7280 (struct ivs): Rename 'loop_iv_list' field to 'list'.
7281 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
7282 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
7284 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
7286 * resource.c (mark_referenced_resources): Abort() before
7287 attempting to mark a pseudo register.
7288 (mark_set_resources): Likewise.
7290 2001-01-01 Michael Hayes <mhayes@redhat.com>
7292 * loop.h (REG_IV_CLASS): New accessor macro.
7293 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
7294 * unroll.c (REG_IV_CLASS): Likewise.
7296 See ChangeLog.4 for earlier changes.