1 2001-03-27 Richard Henderson <rth@redhat.com>
3 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5 Rename asynchronous_exceptions to flag_non_call_exceptions.
7 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * configure.in: Don't check for bcopy.
10 * configure, config.in: Regenerate.
12 * system.h: Don't define or prototype bcopy, instead poison it.
14 2001-03-27 Richard Henderson <rth@redhat.com>
16 * function.c (expand_function_start): Set DECL_REGISTER on
17 a pseudo used for DECL_RESULT.
19 * rtl.h (LCT_NORETURN): New.
20 * calls.c (emit_library_call_value_1): Handle it.
22 2001-03-27 Stan Shebs <shebs@apple.com>
24 * objc/objc-act.c (objc_init): Use dump_base_name.
25 (gen_declaration): Clear the buffer arg.
26 (gen_declaration_1): New function, body of gen_declaration.
27 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
28 (gen_method_decl): Ditto, plus always clear buffer arg.
29 (error_with_ivar): Simplify.
30 (warn_with_method): Ditto.
31 (build_message_expr): Don't clear buffers.
32 (dump_interface): Ditto.
34 (build_keyword_selector): Clear the buffer by only zeroing
36 (objc_implementation_context): Declare.
37 (start_class): Warn about missing @end.
40 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
42 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
44 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
46 * Makefile.in (SYSTEM_H): Define.
47 Depend on $(SYSTEM_H), not system.h.
49 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
51 2001-03-27 Jim Wilson <wilson@redhat.com>
53 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
55 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
56 (process_epilogue): New static function.
57 (process_set): Call process_epilogue instead of emitting .restore
59 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
61 * flow.c (struct reg_cond_life_info): New fields orig_condition
63 (init_propagate_block_info): Set new fields.
64 (mark_regno_cond_dead): Set and use new fields.
65 (flush_reg_cond_reg_1): Likewise.
66 (and_reg_cond, case AND): Check for redundant AND conditions.
67 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
70 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
72 * cppmacro.c (stringify_arg): Null terminate strings.
74 2001-03-27 Zack Weinberg <zackw@stanford.edu>
76 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
77 inclusion style. xm-m68hc11.h no longer exists.
78 * config/m68hc11/xm-m68hc11.h: Delete file.
79 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
81 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
82 Don't define GCC_VERSION, N_, or PARAMS; don't include
83 gansidecl.h or stdio.h. Define inhibit_libc here.
84 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
85 Delete code conditioned on #if GCC_VERSION == 2095.
87 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
88 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
89 Delete code conditioned on #if GCC_VERSION == 2095.
91 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
93 * system.h: Include symcat.h.
94 (STRINGIFY): Don't define.
96 * configure.in: Adjust comment.
98 * builtins.c: Use STRINGX, not STRINGIFY.
99 * gencheck.c: Likewise.
100 * gengenrtl.c: Likewise.
101 * protoize.c: Likewise.
103 * cpplex.c: Don't include symcat.h.
104 * cpplib.c: Likewise.
106 * gansidecl.h (HAVE_STRINGIZE): Don't define.
108 2001-03-27 Alan Modra <alan@linuxcare.com.au>
110 * c-typeck.c (digest_init): Fold init expression.
112 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
114 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
116 2001-03-27 Alan Modra <alan@linuxcare.com.au>
118 * except.c (eh_regs): Save results of build_pointer_type to a temp
119 as FUNCTION_VALUE macro may evaluate its args multiple times.
121 2001-03-26 Mark Mitchell <mark@codesourcery.com>
123 * c-common.h (DECL_NUM_STMTS): New macro.
124 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
126 (pushdecl): Likewise.
127 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
128 * integrate.c (expand_inline_function): Don't check
130 * print-tree.c (print_node): Don't print it.
131 * toplev.c (rest_of_compilation): Don't try to inline when
132 flag_no_inline is on.
133 * tree.h (DECL_FRAME_SIZE): Remove.
134 (tree_decl): Adjust accordingly.
136 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
138 * combine.c (try_combine): Use memcpy, not bcopy.
140 * genattrtab.c (expand_units): Likewise.
142 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
144 * i386.md (push mem DI peep2): New.
145 (mov 0, mov -1 peep2): Handle 64bit.
146 (lea to arithmetics peep2): Handle 64bit leas.
147 (rsp arithmetics to push/pop peep2s): New.
149 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
151 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
153 * i386.c (struct machine_function): Add save_varrargs_registers.
154 (ix86_save_varrargs_registers): New macro.
155 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
156 (ix86_expand_prologue): Likewise.
157 (ix86_emit_epilogue_esp_adjustement): Likewise.
158 (ix86_expand_epilogue): Likewise.
159 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
160 (pro_epilogue_adjust_stack_1): New insn.
161 (pro_epilogue_adjust_stack_rex64): Likewise.
162 * i386.h (MASK_NO_RED_ZONE): New constant.
163 (TARGET_RED_ZONE): New macro.
164 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
165 (RED_ZONE_SIZE): New constant.
166 (RED_ZONE_RESERVE): New constant.
168 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
170 * toplev.c (set_float_handler): Use memcpy, not bcopy.
172 2001-03-25 Kazu Hirata <kazu@hxi.com>
174 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
180 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
182 * mkconfig.sh (DEFINES): Handle entries with '='.
184 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
185 Set xm_defines to MACRO=value instead.
187 * i370/xm-mvs.h: Delete.
189 * ns32k/xm-pc532-min.h: Likewise.
191 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
193 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
195 use ix86_expand_binary_operator
196 (?sh??i_?): Disable for 64bit.
197 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
198 * i386.c (shiftdi_operand): New predicate.
200 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
201 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
202 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
203 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
204 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
205 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
206 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
207 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
208 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
209 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
210 (rotldi3, rotrdi3): New expanders.
212 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
214 * i386.md (movstrsi): Move offline.
216 (strmovdi_rex64): New.
217 (strmov?i): Accept 64bit.
218 (strmov?i_rex64): New.
219 (strmov?i_rex_1): New.
220 (strmov?i_1): Disable for 64bit.
221 (rep_mov?i_rex64): New.
222 (rep_mov?i): Disable for 64bit.
223 (clrstrsi): Move offline.
224 (strset?i_rex64): New.
225 (strset?i: Accept 64bit.
226 (rep_stos?i): Disable for 64bit.
227 (rep_stos?i_rex64): New.
228 (strset?i_rex_1): New.
229 (strset?i_1): Disable for 64bit.
230 (cmpstrsi): Accept 64bit.
231 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
232 (cmpstrqi_nz_rex_1): New.
233 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
234 (strlensi): Move offline.
236 (strlenqi_1): Disable for 64bit; fix constraints.
237 (strlenqi_rex_1): New.
238 * i386.c (ix86_adjust_counter): New static function.
239 (ix86_zero_extend_to_Pmode): Likewise.
240 (ix86_expand_aligntest): Likweise.
241 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
242 (ix86_expand_movstr): New global function.
243 (ix86_expand_clrstr): New global function.
244 (ix86_expand_strlen): New global function.
245 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
246 ix86_expand_strlen): Declare.
247 (ix86_expand_strlensi_unroll_1): Delete.
249 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
251 * i386.md (cmpdi): Fix operand predicates.
252 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
253 cmpdi_1_insn_rex64): New patterns.
254 (adddi3): Turn to expander.
255 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
256 (addsi3_carry_zext): New pattern.
257 (adddi_?_rex64): New patterns and splitters.
258 (addsi_?_zext): New patterns.
259 (subsi3_carry_zext): New pattern.
260 (subdi_?_rex64): New patterns and splitters.
261 (iorsi_?_zext): New patterns.
262 (iordi_?_rex64): New patterns and splitters.
263 (iorsi_?_zext): New patterns.
264 (iorsi_?_zext_imm): New patterns.
265 (xorsi_?_zext): New patterns.
266 (xordi_?_rex64): New patterns and splitters.
267 (xorsi_?_zext): New patterns.
268 (negdi*): New patterns.
269 (one_cmpldi*): Likewise.
270 (one_cmplsi*_zext, negsi*_zext): Likewise.
271 (testqi_ext_3_rex64): New pattern.
273 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
275 * i386-protos.h (ix86_split_long_move): Return void.
276 * i386.c (ix86_split_to_parts): Handle 64bit target.
277 (ix86_split_long_move): Likewise.
278 * i386.md (all calls to ix86_split_long_move): Update.
280 2001-03-23 Richard Henderson <rth@redhat.com>
282 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
283 to avoid shadowing arguments.
285 2001-03-23 Jakub Jelinek <jakub@redhat.com>
287 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
288 to variable names where DECL_NAME is different from
291 2001-03-23 Jim Wilson <wilson@redhat.com>
293 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
294 (assemble_alias): Call make_decl_rtl.
296 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
298 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
300 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
302 * extend.texi: Document the "java_interface" attribute.
304 2001-03-22 Zack Weinberg <zackw@stanford.edu>
306 * mkconfig.sh: Use a subshell with redirected stdout,
307 instead of closing stdout and confusing commands that run
308 afterward. Throw away output of cmp.
310 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
312 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
314 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
316 * i386.md (zero_extendsidi2_32): Break out from ...
317 (zero_extendsidi2): ... here ; turn to expander.
318 (zero_extendsidi2_rex64): New.
319 (extendsidi2_32): Break out from ...
320 (extendsidi2): ... here ; turn to expander.
321 (extendsidi2_rex64): New.
322 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
323 (trunc?f?f splitters): Add 64bit versions.
325 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
327 * i386.md (pushsi, pushsi2_prologue): Disable.
328 (pushsi2_rex64): New.
329 (movabs?i_1_rex64, movabs?i_2_rex64): New.
330 (movqi_ext_1): Disable for 64bit.
331 (movqi_ext_1_rex64): New.
332 (pushdi2_rex64): New pattern, peep2s and splitter.
333 (pushdi2_prologue_rex64): New pattern.
334 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
336 (movdi splitters): Disable for 64bit.
337 (movdi_1_rex64): New pattern, peep2s and splitters.
338 (swapdi): New pattern.
339 (pushsf): Disable for 64bit.
340 (pushsf_rex64): New pattern and splitter.
341 (pushdf_nointeger): Disable for 64bit.
342 (pushdf_integer): Handle the 64bit case.
343 (pushtf): Likewise; update splitters.
345 2001-03-22 Richard Henderson <rth@redhat.com>
347 * mkconfig.sh: Include insn-flags.h.
348 * Makefile.in (CONFIG_H): Include insn-flags.h.
349 (lots of objects): Remove insn-codes.h and insn-flags.h.
351 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
352 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
353 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
354 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
355 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
356 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
357 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
358 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
359 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
360 v850/v850.c, vax/vax.c:
361 Don't include insn-flags.h.
363 * diagnostic.c, expr.h, reload.c, toplev.c:
364 Don't include insn-codes.h.
366 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
367 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
368 c4x/c4x.c, i960/i960.c, mips/mips.c:
369 Don't include insn-codes.h or insn-flags.h.
371 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
372 or insn-flags.h in the generated code.
373 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
374 (main): Forward declare struct rtx_def.
376 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
378 * invoke.texi (-ffast-math): Remove duplicate line about
381 * gcc.texi: Remove more obsolete documentation of bugs and
382 installation problems.
384 2001-03-21 Kazu Hirata <kazu@hxi.com>
386 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
389 2001-03-20 Jason Merrill <jason@redhat.com>
391 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
393 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
394 * varasm.c (CHKR_PREFIX): Likewise.
396 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
398 * gcse.c (hash_scan_set): An expression is not anticipatible if it
399 is part of a multi-SET insn.
401 * cse.c (find_comparison_args): Remove previous change.
402 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
405 * config/i386/i386.md (conditional_trap): Remove warning.
407 * recog.c (push_operand): Fix error in last change that caused
408 undefined symbol on many targets.
410 * sdbout.c: #include ggc.h.
411 (sdbout_init): Move to end of file.
412 Call ggc_add_tree_root for anonymous_types.
413 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
414 (sdbout_one_type): Use DECL_NAME for field name.
415 * Makefile.in (sdbout.o): Show includes ggc.h.
417 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
419 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
420 (override_options): Use properlimits for preferred_stack_boundary.
421 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
423 (ext_register_operand): Accept DImode.
424 (load_pic_register): Abort on 64bit.
425 (gen_push): Use Pmode instead of SImode.
426 (ix86_save_reg): Pic reg is never used on 64bit.
427 (ix86_expand_prologue): Likewise.
428 (ix86_emit_save_regs): Use Pmode instead of SImode.
429 (legitimate_address_p): Check displacement for 64bit.
430 (print_operand): Avoid outputting of (%rip) on 64bit.
431 (print_operand_address): Output (%rip) where possible.
432 (split_di): Abort on 64bit registers.
433 (ix86_expand_branch): DImode comparison is simple for x86_64.
434 (memory_address_length): Recognize memory addresses formed using
436 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
438 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
440 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
442 * recog.c (push_operand): Recognize new format of push instructions.
444 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
446 * i386.md (pushqi1): New.
447 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
448 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
449 x86_64_immediate_operand, x86_64_immediate_operand,
450 x86_64_zext_immediate_operand): Declare.
451 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
452 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
453 x86_64_immediate_operand, x86_64_immediate_operand,
454 x86_64_zext_immediate_operand): define.
455 * i386.h (PREDICATE_CODES): Add new predicates.
457 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
459 * i386.md (pophi1, popqi1, pushqi1): Remove.
461 * expr.c (emit_single_push_insn): New function.
462 (move_by_pieces): Accept NULL as destination for push instructions.
463 (gen_push_operand): Kill.
464 (emit_push_insn): Pass NULL when pushing; avoid updating of
466 * expr.h (gen_push_operand): Kill.
468 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
470 * rtl.texi (COMPARE): Clarify documentation and reference section
473 2001-03-20 Stan Shebs <shebs@apple.com>
475 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
476 (get_object_reference): Ditto.
477 (error_with_ivar): Use error_with_file_and_line.
478 (warn_with_method): Use warning_with_file_and_line.
480 2001-03-20 Tom Tromey <tromey@redhat.com>
482 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
484 2001-03-20 Mark Mitchell <mark@codesourcery.com>
486 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
487 variables that are TREE_PUBLIC, even if not TREE_STATIC.
489 2001-03-20 DJ Delorie <dj@redhat.com>
491 * Makefile.in (install-libgcc): Pass complete list of variables.
492 (install-multilib): Ditto.
494 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
496 * config/i386/cygwin.h: Declare ctor_section, dtor_section
497 drectve_section, switch_to_section.
499 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
500 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
501 i386_pe_mark_dllimport.
503 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
505 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
508 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
509 i386_pe_* functions with char * arguments.
511 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
513 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
515 (movsi_ie): Introduce fpul store.
517 2001-03-20 Alan Modra <alan@linuxcare.com.au>
519 * Makefile.in (OBJS): Remove hashtab.o.
521 2001-03-19 Stan Shebs <shebs@apple.com>
523 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
524 * c-lang.c (maybe_objc_method_name): Ditto.
525 * c-tree.h (maybe_objc_method_name): Remove decl.
527 2001-03-19 Tom Tromey <tromey@redhat.com>
529 * gcc.c (init_gcc_specs): Fix comment.
531 2001-03-19 Mark Mitchell <mark@codesourcery.com>
533 Compute DECL_ASSEMBLER_NAME lazily.
534 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
535 (DECL_ASSEMBLER_NAME_SET_P): New macro.
536 (SET_DECL_ASSEMBLER_NAME): Likewise.
537 (COPY_DECL_ASSEMBLER_NAME): Likewise.
538 (set_decl_assembler_name): Declare.
539 (lang_set_decl_assembler_name): Likewise.
540 * tree.c (lang_set_decl_assembler_name): New variab.e
541 (set_decl_assembler_name): New function.
542 (init_obstacks): Set lang_set_decl_assembler_name.
543 (build_decl): Don't set DECL_ASSEMBLER_NAME.
544 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
545 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
546 where it's not necessary.
547 (builtin_function): Likewise.
548 (finish_decl): Likewise.
549 * dbxout.c (dbxout_type_methods): Likewise.
550 * ggc-common.c (ggc_mark_trees): Likewise.
551 * profile.c (output_func_start_profiler): Likewise.
552 * varasm.c (make_decl_rtl): Likewise.
554 * cse.c (find_comparison_args): Update documentation. Fix
555 mishandling of COMPARE operations.
557 * tree.def (ABS_EXPR): Add documentation.
558 * fold-const.c (fold): Improve folding of ABS_EXPRs.
560 2001-03-19 Zack Weinberg <zackw@stanford.edu>
562 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
564 2001-03-19 Jakub Jelinek <jakub@redhat.com>
566 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
567 Remove ia32 linux PIC kludge and move it...
568 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
570 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
572 * i386.md (absdf2 expander): Fix 64bit case.
574 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
576 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
578 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
580 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
582 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
584 * README.X11: Remove obsolete file.
586 2001-03-18 Anthony Green <green@redhat.com>
588 * config/pj/pj.h: Remove some trailing commas.
589 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
591 2001-03-18 Richard Henderson <rth@redhat.com>
593 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
595 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
596 defaults for them here.
598 2001-03-17 Anthony Green <green@redhat.com>
600 * config/pj/lib1funcs.S: Fix broken comment.
601 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
604 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
606 * gcc.texi: Remove obsolete information relating to build and
607 installation problems with enquire or the Pyramid C compiler.
609 2001-03-17 Richard Henderson <rth@redhat.com>
611 * dwarf2out.c (queue_reg_save): New.
612 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
613 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
615 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
616 (cfa, cfa_store, cfa_temp): Make static.
617 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
619 2001-03-17 Richard Henderson <rth@redhat.com>
621 * integrate.h (struct inline_remap): Add local_return_label.
622 * integrate.c (expand_inline_function): Initialize it and emit
623 it after copy_insn_notes.
624 (copy_insn_list): Don't store local_return_label here.
625 (copy_insn_notes): New function split out from copy_insn_list.
627 2001-03-17 Richard Henderson <rth@redhat.com>
629 * dwarf2out.c (lookup_filename): Emit .file if the assembler
630 is generating .debug_line.
631 (dwarf2out_init): Add main_input_filename to the file table first.
632 * configure.in (as_dwarf2_debug_line): Test with file number 1
633 instead of file number 0.
635 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
637 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
638 (gen_rtx_combine): Deleted; all references changed as appropriate.
639 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
641 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
643 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
645 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
648 2001-03-16 Jim Wilson <wilson@redhat.com>
650 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
651 then set it to LOC_REG (79) instead of aborting.
653 2001-03-16 Phil Edwards <pme@sources.redhat.com>
655 * gccbug.in: Remove high priority.
657 2001-03-16 Richard Henerson <rth@redhat.com>
659 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
660 output with a space instead of deleting it.
661 * configure: Regenerate.
663 2001-03-16 Zack Weinberg <zackw@stanford.edu>
665 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
666 handles the gory details of converting an object file into
667 something that's safe to grep.
668 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
669 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
670 newlines at either end of the string we're looking for.
671 Make 'checking ...' message less stilted.
672 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
673 ARM in-memory layout and its hypothetical converse. Don't
674 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
675 HOST_WORDS_BIG_ENDIAN.
677 * configure.in: Adjust for renamed macro. Move
678 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
679 * configure, config.in: Regenerate.
681 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
683 * fixinc/Makefile.in: Set SHELL.
685 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
687 * fixinc/fixincl.c (fix_with_system): Quote file names before
688 passing them to shell.
690 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
692 * Makefile.in: Use fix-header$(build_exeext) instead
695 2001-03-16 Richard Henderson <rth@redhat.com>
697 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
698 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
699 (size_of_line_prolog): Remove.
700 (output_line_info): Compute prologue size via label difference.
701 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
703 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
704 assembler error when redefining file numbers.
705 * config.in, configure: Rebuild.
707 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
708 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
709 (dw2_asm_output_delta_uleb128): Likewise.
710 (dw2_asm_output_delta_sleb128): Similarly.
711 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
713 2001-03-16 Michael Meissner <meissner@redhat.com>
715 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
717 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
719 (BITMASK_LOWER16): Replacement for 0x0000ffff.
721 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
722 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
723 being unsigned in ISO C and signed in traditional.
724 (expand_prologue): Ditto.
725 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
727 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
729 (divsi3,divdi3): Ditto.
730 (modsi3,moddi3): Ditto.
731 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
732 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
733 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
736 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
738 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
739 SSE based conditional moves on LTGT/UNEQ conditions;
740 Canonicalize EQ to NE.
741 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
742 (sse_mov?fcc_ne): New.
744 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
746 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
748 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
749 register may be dead.
751 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
753 * Makefile.in (hash.o): Depend on CONFIG_H.
755 2001-03-15 Mark Mitchell <mark@codesourcery.com>
757 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
759 2001-03-15 Richard Henderson <rth@redhat.com>
761 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
762 (ASM_OUTPUT_DWARF_PCREL): New.
763 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
765 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
767 * cppfiles.c (stack_include_file): Use MAX of sysp.
769 2001-03-15 Steve Ellcey <sje@cup.hp.com>
771 * config.gcc (ia64*-*-hpux*): New case.
772 * config/ia64/hpux.h: New file for HP-UX support.
773 * config/ia64/t-hpux: New file for HP-UX support.
775 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
777 * fixinc/inclhack.def (irix_stdio_va_list): New.
778 * fixinc/fixincl.x: Rebuilt.
780 2001-03-15 Richard Henderson <rth@redhat.com>
782 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
783 if provided by the target.
784 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
785 (dw2_asm_output_addr): New.
786 * dwarf2asm.h (dw2_asm_output_addr): Declare.
787 * dwarf2out.c (output_cfi): Use it for program addresses.
788 (output_call_frame_info, output_die): Likewise.
789 (output_aranges, output_line_info): Likewise.
791 2001-03-15 Bruce Korb <bkorb@gnu.org>
793 * gcc.c(main): make more rigorous
794 * collect2.c(main): guard against ignoring SIGCHLD
795 * protoize.c(main): ditto
796 * gcc/fixinc/fixincl.c(initialize): ditto
798 2001-03-15 Mark Mitchell <mark@codesourcery.com>
800 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
801 (sdbout_parms): Likewise.
803 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
805 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
806 "widen" a destination that is already wider than a word. Also do
807 not widen if LOAD_EXTEND_OP is NIL for the given mode.
809 2001-03-15 Bernd Schmidt <bernds@redhat.com>
811 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
813 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
815 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
817 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
819 * i960.h (i960_maxbitalignment,
820 i960_last_maxbitalignment): Declare.
821 * i960.c (i960_maxbitalignment,
822 i960_last_maxbitalignment): Make global.
823 (process_pragma): Delete.
824 (i960_pr_align, i960_pr_noalign): Move from here ...
825 * i960-c.c: ... to this new file.
826 * t-960bare (i960-c.o): New rule.
827 * t-vxworks960 (i960-c.o): Likewise.
828 * config.gcc (i960-*-*): Define c_target_objs and
831 2001-03-15 Bernd Schmidt <bernds@redhat.com>
833 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
834 without adding in rtx code and mode.
836 * alias.c (init_alias_analysis): Don't use any rtx whose value
837 varies as a known value.
838 Delete a superfluous test.
840 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
842 (ia64_sched_reorder): Call maybe_rotate; also rotate after
843 scheduling a stop bit.
844 (ia64_emit_nops): Correctly handle ASMs.
846 2001-03-15 Mark Mitchell <mark@codesourcery.com>
848 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
850 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
852 * cpp.texi: Update documentation for -include and -imacros.
853 * cppfiles.c (struct include_file): Remove "defined" memeber.
854 (find_or_create_entry): Make a copy of the file name, and
856 (open_file): Update to ensure we use the simplified filename.
857 (stack_include_file): Don't set search_from.
858 (cpp_included): Don't simplify the path name here.
859 (find_include_file): New prototype. Call search_from to
860 get the start of the "" include chain. Don't simplify the
862 (_cpp_execute_include): New prototype. Move diagnostics to
863 do_include_common. Update.
864 (_cpp_pop_file_buffer): Don't set defined.
865 (search_from): New prototype. Use the preprocessor's cwd
866 for files included from the command line.
867 (read_name_map): Don't simplify the pathname here.
868 * cpphash.h (enum include_type): New.
869 (struct buffer): Delete search from. New search_cached.
870 (_cpp_execute_include): Update prototype.
871 * cppinit.c (do_includes): Use _cpp_execute_include.
872 * cpplib.c (do_include_common): New function.
873 (do_include, do_include_next, do_import): Use it.
875 2001-03-14 Mark Mitchell <mark@codesourcery.com>
877 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
878 contents of the RTL, to determine the name of the object.
880 2001-03-14 Mark Mitchell <mark@codesourcery.com>
882 * tree.h (DECL_RTL): Allocate RTL lazily.
883 (SET_DECL_RTL): New macro.
884 (DECL_RTL_SET_P): Likewise.
885 (COPY_DECL_RTL): Likewise.
886 (DECL_RTL_IF_SET): Likewise.
887 * varasm.c (make_decl_rtl): Add assertions about the kind of
888 declaration we are processing.
889 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
890 (start_decl): Likewise.
891 (finish_decl): Likewise.
892 * c-semantics.c (emit_local_var): Likewise.
893 * calls.c (expand_call): Likewise.
894 * dbxout.c (dbxout_symbol): Likewise.
895 * emit-rtl.c (unshare_all_rtl): Likewise.
896 (unshare_all_decls): Likewise.
897 (reset_used_decls): Likewise.
898 * expr.c (store_constructor): Likewise.
899 (safe_from_p): Likewise.
900 (expand_expr): Likewise.
901 * function.c (put_var_into_stack): Likewise.
902 (instantiate_decls_1): Likewise.
903 (assign_parms): Likewise.
904 (expand_function_start): Likewise.
905 (expand_function_end): Likewise.
906 * ggc-common.c (gcc_mark_trees): Likewise.
907 * integrate.c (function_cannot_inline_p): Likewise.
908 (copy_decl_for_inlining): Likewise.
909 (expand_inline_function): Likewise.
910 (integrate_parm_decls): Likewise.
911 (integrate_decl_tree): Likewise.
912 * print-tree.c (print_node): Likewise.
913 * reg-stack.c (stack_result): Likewise.
914 * stmt.c (label_rtx): Likewise.
915 (expand_return): Likewise.
916 (expand_decl): Likewise.
917 (expand_decl_cleanup): Likewise.
918 (expand_anon_union_decl): Likewise.
919 * toplev.c (check_global_declarations): Likewise.
920 (rest_of_decl_compilation): Likewise.
921 * tree.c (simple_cst_equal): Likewise.
922 * objc/objc-act.c (generate_static_references): Likewise.
924 2001-03-14 Zack Weinberg <zackw@stanford.edu>
926 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
927 gcc_AC_C_FLOAT_FORMAT): New macros.
928 * configure.in: Add AC_PROG_CPP after CC tests;
929 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
930 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
931 * configure, config.in: Regenerate.
933 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
934 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
935 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
936 config/i370/xm-linux.h, config/i370/xm-oe.h,
937 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
938 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
939 config/pa/xm-linux.h, config/pa/xm-pa.h,
940 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
941 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
942 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
943 config/we32k/xm-we32k.h: Delete.
945 * config/i370/xm-mvs.h, config/m88k/m88k.h,
946 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
947 config/vax/xm-vms.h: Don't define any of:
948 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
950 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
952 * config.gcc: Remove references to deleted files.
953 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
954 FATAL_EXIT_CODE, which is the same between oe and mvs).
956 2001-03-14 DJ Delorie <dj@redhat.com>
957 Vladimir Makarov <vmakarov@redhat.com>
959 * config/i960/i960.c (i960_function_prologue): Compute size of
960 frame according to number of registers actually saved there.
962 2001-03-14 Richard Henderson <rth@redhat.com>
964 * expr.c (emit_move_insn_1): Fix else if around #endif.
966 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
969 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
972 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
974 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
975 (override_options): Parse cmodel string.
976 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
977 * i386.h (TARGET_OPTIONS): Add "cmodel".
978 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
980 (ix86_cmodel_string, ix86_cmodel): Declare.
982 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
985 * i386.h (GENERAL_REG_P): Add missing REG_P.
987 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
989 * configure.in: Use $gcc_cv_as instead of $as.
990 * configure: Regenerated.
992 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
994 * cppfiles.c (stack_include_file): Only increase the include
995 count if we actually process the file properly, as opposed
996 to treating it as length zero. Only call read_include_file
997 if not DO_NOT_REREAD. Handle the -H include file output
999 (read_include_file): Remove now redundant DO_NOT_REREAD check.
1000 (cpp_included, find_include_file): Simplify pathnames after
1001 remapping them. If remapping, don't use the remapped file
1002 name's buffer as our scratch buffer.
1003 (cpp_pop_file_buffer): Replace the multiple include macro
1004 only if it isn't yet set.
1005 (read_name_map): Simplify remapped names when reading in.
1006 (remap_filename): Move code to code path that uses it.
1007 (_cpp_simplify_pathname): Return the input pointer.
1008 * cpphash.h (_cpp_simplify_pathname): Update prototype.
1010 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1012 * expr.c (expand_expr): Revove bogus conditional.
1014 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
1016 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
1018 2001-03-14 Jakub Jelinek <jakub@redhat.com>
1020 * reg-stack.c (stack_result): Unconditionally use
1021 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
1023 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
1025 * expr.c (emit_move_insn_1): Split push of complex value when
1026 no suitable push instruction exist.
1028 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
1029 instead of QI_REG_P.
1031 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1033 * alias.c (handled_component_p, can_address_p): New functions.
1034 (get_alias_set): Use them.
1036 2001-03-13 Jim Wilson <wilson@redhat.com>
1038 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
1039 from 80 in try_locals code.
1040 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
1042 2001-03-13 Zack Weinberg <zackw@stanford.edu>
1044 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
1045 gcc_AC_C_LONG_LONG): New.
1046 * configure.in: Use them. Probe the size of short, int, long,
1047 and long long/__int64 if we have them. Move all the AC_C_*
1048 checks together, except gcc_AC_C_CHAR_BIT which has to go
1049 after AC_CHECK_HEADERS(limits.h).
1050 Take hwint.h out of host_xm_file and build_xm_file.
1052 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
1053 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
1054 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
1055 Move the HOST_WIDEST_INT setup logic here from system.h.
1056 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
1058 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
1059 is now handled by hwint.h.
1061 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
1062 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
1063 config/ia64/xm-ia64.h: Don't define any of:
1064 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
1065 HOST_BITS_PER_LONGLONG.
1067 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
1068 config/h8300/xm-h8300.h, config/mips/iris6.h,
1069 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
1070 config/sparc/xm-sp64.h: Delete.
1071 * config.gcc: Remove references to deleted files.
1073 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
1074 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
1075 * config/i370/xm-linux.h: Clarify floating-point situation in
1078 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
1080 * cppfiles.c (NO_INCLUDE_PATH): New macro.
1081 (find_include_file): Decide here which part of the include
1082 chain to start the search. Complain about an empty include
1083 chain in all cases apart from an abolsute file name.
1084 (_cpp_execute_include): Don't choose the search chain here.
1085 Don't call handle_missing_include in the case of an empty
1087 (_cpp_compare_file_date): Don't choose the search chain here.
1088 * cpplib.c (do_include_next): Move the in-main-file diagnostic
1089 here from _cpp_execute_include. Behave like #include if
1090 we're in the main file.
1092 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1094 * system.h (malloc, realloc, calloc, strdup): Only poison these
1095 tokens when IN_GCC is defined.
1097 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
1099 * i386.md (abs?f expander): Support SSE case.
1100 (abd?f_if): Add new "USE"; add splitters.
1102 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1104 * cpp.texi (poison): Explain the macro expansion exception.
1106 2001-03-13 Jakub Jelinek <jakub@redhat.com>
1108 * expr.c (store_expr): Add dont_store_target. If temp is already in
1109 target before copying to reg, don't store it into target again.
1111 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1113 * cppinternals.texi: Update for file handling.
1115 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1117 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
1118 2001-02-24 which broke building the Java library.
1119 * function.c (identify_blocks): Likewise.
1120 (all_blocks): Likewise.
1121 * integrate.c (integrate_decl_tree): Likewise.
1122 * print-tree.c (print_node): Likewise.
1123 * tree.h (BLOCK_NUMBER): Likewise.
1124 (struct tree_block): Likewise.
1126 2001-03-12 David Edelsohn <edelsohn@gnu.org>
1128 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
1129 __WCHAR_TYPE__ definition.
1130 (WCHAR_TYPE_SIZE): #undef before #define.
1132 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1134 * cppfiles.c: Update comments.
1135 (destroy_include_file_node): Rename destroy_node.
1136 (find_or_create_entry): New function.
1137 (open_file, _cpp_fake_include): Use it.
1138 (handle_missing_header): New function, broken out of
1139 _cpp_execute include. Don't segfault if there is no
1140 system or quoted path.
1141 (_cpp_execute_include): Use handle_missing_header.
1143 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1145 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
1146 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
1148 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1150 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
1151 unless anti_dependence says they are.
1152 * alias.c (objects_must_conflict): If neither has a type specified,
1155 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1156 David Billinghurst <David.Billinghurst@riotinto.com>
1158 * config/mips/iris5.h: Change WCHAR_TYPE to int.
1160 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
1162 * i386.md (trunctfdf2_2): Rename missnamed pattern.
1163 (*_one_bit): Remove type on the match_operand in attributes.
1165 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
1167 * i386.c: Commit forgotten hunk in previous patch.
1168 (regclass_map): Add extended registers.
1169 (dbx_register_map): Add missing frame register.
1171 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
1173 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
1175 * i386.md (x86_sahf_1): Disable for 64bit.
1176 (popsi*, pophi*): Likewise.
1177 (pushqi, pushhi): Likewise.
1178 (movdi, pushdi): Likewise.
1179 (zero extend DImode splitter): Likewise.
1180 (adddi, minusdi splitter): Likewise.
1181 (umulsidi): Likewise.
1183 (mulsidi): Disable for 64bit
1184 (lshift:DI/ashift:DI): Disable for 64bit.
1185 (loop patterns): Likewise.
1186 (call_pop, call_value_pop expanders and patterns): Likewise.
1187 (prologue_get_pc): Likewise.
1189 (fcmovDI pattern and splitter): Likewise.
1190 (movdfcc_1_rex64): New.
1192 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
1194 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
1195 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
1196 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
1197 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
1198 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
1199 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
1200 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
1201 (PUSH_ROUNDING): x86_64 rounds to 64bits.
1202 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
1203 (REGPARM_MAX): Set to 6 for x86_64.
1204 (SSE_REGPARM_MAX): Set to 16 for x86_64.
1205 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
1208 * (patterns that does use upper halves): Update constraints
1209 'q' to 'Q' and 'r' to 'R'.
1210 (cmpqi_ext_1): Disable for 64bit.
1211 (cmpqi_ext_3_insn): Likewise.
1212 (movqi_extzv_1): Likewsie.
1213 (addqi_ext_1): Liekwsie
1214 (testqi_ext_1): Liekwsie
1215 (andqi_ext_1): Liekwsie
1216 (xorqi_ext_1): Liekwsie
1217 (cmpqi_ext_1_rex64): New.
1218 (cmpqi_ext_3_insn_rex64): Likewise.
1219 (movqi_extzv_1_rex64): Likewsie.
1220 (addqi_ext_1_rex64): Liekwsie
1221 (testqi_ext_1_rex64): Liekwsie
1222 (andqi_ext_1_rex64): Liekwsie
1223 (xorqi_ext_1_rex64): Liekwsie
1225 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1227 * configure.in: Move check for unsigned enumerated bitfields
1228 to macro in aclocal.m4. Disable it for now.
1229 * configure, config.in: Regenerate.
1230 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
1231 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
1232 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
1233 kind above its first use.
1235 * config/xm-interix.h, config/alpha/xm-alpha.h,
1236 config/i370/xm-linux.h, config/i386/xm-beos.h,
1237 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
1238 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1239 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
1240 Don't define ONLY_INT_FIELDS under any circumstances.
1242 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
1244 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1245 config/sparc/xm-sysv4.h: Delete - now identical with some
1247 * config.gcc (hppa targets): Replace xm-pahpux.h and
1248 xm-papro.h with implicit xm-pa.h.
1249 (sparc targets): Replace xm-sysv4.h with implicit or explicit
1252 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1254 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1255 before reload_cse_noop_set_p.
1257 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1259 * config.gcc: Where xm-host.h used to include another
1260 xm-host.h, list the nested header directly in xm_file. Remove
1261 references to deleted files. Can now use sparc/xm-sp64.h for
1264 * config/xm-linux.h, config/arm/xm-linux.h,
1265 config/i386/xm-dos.h, config/i386/xm-gnu.h,
1266 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
1267 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
1268 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
1269 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
1272 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
1273 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
1274 bother to wrap #undef in #ifdef.
1275 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
1276 Don't include xm-linux.h.
1277 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
1279 * configure.in: Wrap regexps using [] in changequote block.
1280 Use expr : not echo | grep. Simplify regexps.
1281 * configure: Regenerate.
1283 56 xm-files remain, 22 xm-arch.
1285 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1287 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
1288 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1289 (local_index, local_rindex): Delete, use strchr/strrchr instead.
1290 (copy_object): Fix format specifier vs argument mismatch.
1292 * mips-tdump.c: Make local functions static.
1293 (rindex): Don't #undef.
1294 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1295 (fatal, fancy_abort): Delete.
1296 (read_seek): Avoid signed/unsigned compare.
1298 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1300 * combine.c (try_combine): Fix error in change to try original
1302 (gen_rtx_combine): Do same as gen_rtx for now.
1304 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1306 * configure.in: AC_SUBST xm_defines.
1307 * configure: Regenerate.
1308 * Makefile.in: Set DEFINES=$(xm_defines) when building
1311 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1313 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
1314 (cpp_included, find_include_file): Update.
1315 (_cpp_compare_file_date): Make else unconditional.
1317 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
1319 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1321 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1323 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1324 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1326 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
1328 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1329 if it's a record type.
1331 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1333 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1334 mingw includes slightly.
1336 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1338 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
1339 #undef token before poisoning it.
1341 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1343 * alpha.c (check_float_value): Use memcpy, not bcopy.
1345 * m32r.c (m32r_sched_reorder): Likewise.
1347 * vax.c (check_float_value): Likewise.
1349 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1351 * toplev.c (file_name_nondirectory): Remove.
1352 * toplev.h: Similarly.
1353 * dwarf2out.c (compute_section_prefix): Use lbasename instead
1354 of file_name_nondirectory.
1356 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1358 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
1359 * mips-tfile.c: Don't #undef rindex; not used.
1361 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
1363 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
1364 (dbx64_register_map): Declare.
1365 (RETURN_ADDR_RTX): Fix for 64bit.
1366 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
1367 (INCOMING_FRAME_SP_OFFSET): Set to 8.
1368 * i386.c (dbx64_register_map): New global array.
1369 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
1370 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
1373 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1375 * cppfiles.c (search_from): Use lbasename.
1376 * mkdeps.c (deps_add_default_target): Use lbasename.
1378 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1380 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
1381 xcalloc in lieu of malloc, realloc & calloc.
1383 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
1385 * gengenrtl.c (xmalloc): Likewise.
1387 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
1388 really_call_* memory allocation routines.
1390 * stmt.c (check_for_full_enumeration_handling): Use
1391 really_call_calloc, not calloc.
1393 * system.h (really_call_malloc, really_call_calloc,
1394 really_call_realloc): Define.
1395 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
1397 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
1399 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1401 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1403 * configure: Rebuilt.
1404 * configure.in: Only use `lang_requires' for languages athat are
1407 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1409 * invoke.texi: Fix typo.
1410 * gcc.1: Regenerate.
1412 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1414 * configure.in: Prune nonexistent files from build_xm_file,
1415 xm_file, and host_xm_file lists. Warn unless they're
1417 Don't generate *config.h here.
1418 AC_SUBST all variables needed to generate *config.h.
1419 * configure: Regenerate.
1420 * mkconfig.sh: New helper script, from code removed from
1422 * Makefile.in: Zap all MALLOC variables - no longer used
1423 anywhere, and malloc.c doesn't exist.
1424 Substitute in variables needed to generate *config.h.
1425 Stop lying about the dependencies contained in CONFIG_H and
1427 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1428 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1429 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1430 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1431 $(TM_P_H), etc. as appropriate.
1433 * config.gcc: Zap references to deleted files.
1434 * ggc-none.c: Don't include rtl.h or tm_p.h.
1436 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1437 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1438 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1439 config/i386/xm-linux.h, config/i386/xm-linux.h,
1440 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1441 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1442 Don't include i386/xm-i386.h.
1444 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1445 config/i386/xm-i386.h, config/i860/xm-i860.h,
1446 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1447 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1448 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1449 Delete (empty except comments, #includes of other deleted
1450 files, and macros used nowhere).
1452 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1454 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1455 independent on TARGET_FLAGS.
1457 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1459 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1461 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1463 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1465 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1466 LAST_REX_SSE_REG): define.
1467 (enum reg_class): Add 'LEGACY_REGS'
1468 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1469 (SSE_REGNO_P): Recognize extended registers.
1470 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1471 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1472 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1473 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1474 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1475 REG_OK_FOR_STRREG_P): Remove.
1476 (HI_REGISTER_NAMES): Add extended registers.
1477 (ADDITIONAL_REGISTER_NAMES): Likewise.
1478 (QI_REGISTER_NAMES): Add 8bit extended registers.
1479 (DEBUG_REG): Support extended registers.
1480 * i386.c (regclass_map): Add extended registers.
1481 (dbx_register-map): Likewise.
1482 (svr4_dbx_register_map): Likewise.
1483 (print_reg): Support extended registers.
1484 (print_operand): Support 64bit operands.
1486 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1488 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1489 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1490 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1491 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1492 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1493 STACK_BOUNDARY): Set properly for 64bits.
1494 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1495 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1496 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1497 (MOVE_MAX): Set to 16.
1498 (MOVE_MAX_PIECES): 8 for 64bit.
1499 (Pmode): Set to SImode.
1501 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1503 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1505 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1507 * i386.h (mask_64bit): New constant.
1508 (target_64bit): New macro.
1509 (target_options): Add '64'/'32'
1510 (target_default): Define.
1511 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1512 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1513 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1515 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1517 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1519 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1521 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1522 LO_SUM unless for_alias is set.
1524 2001-03-08 Stan Shebs <shebs@apple.com>
1526 * objc/objc-act.c: Fix old typos in comments, add comments for
1528 (hash_init): Fix file name in error message.
1529 (hash_enter): Ditto.
1530 (hash_add_attr): Ditto.
1531 (continue_class): Ditto.
1533 2001-03-08 Bruce Korb <bkorb@gnu.org>
1535 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1536 wait4() can receive the signal.
1538 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1540 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1542 * fixinc/fixincl.x: Regenerate.
1544 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1546 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1548 * fixinc/fixincl.x: Regenerate.
1550 2001-03-08 Richard Henderson <rth@redhat.com>
1552 * configure.in (HAVE_AS_LEB128): New assembler check.
1553 * configure, config.in: Rebuilt.
1555 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1557 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1560 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1562 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1563 references to the MAXPATHLEN macro.
1565 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1566 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1569 * config/i386/xm-gnu.h, config/xm-gnu.h,
1570 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1571 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1572 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1573 and/or unused files.
1575 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1576 doing so in various xm-*.h files.
1578 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1580 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1582 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1584 * configure.in (enable_shared): Support per-package shared-library
1586 * configure: Rebuilt.
1588 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1590 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1591 for crnot. Set operands[5] in splitter.
1593 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1595 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1596 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1597 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1598 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1599 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1600 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1601 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1604 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
1605 config/i370/xm-i370.h, config/i386/xm-dgux.h,
1606 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
1607 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
1608 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
1609 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
1610 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
1611 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
1612 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
1613 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
1614 Delete unused and/or empty files.
1616 * config.gcc: Define USG in xm_defines as appropriate. Define
1617 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
1618 macro. Remove deleted xm-* files from $xm_files variable.
1620 2001-03-07 Tom Tromey <tromey@redhat.com>
1622 * configure: Rebuilt.
1623 * configure.in: Allow config-lang.in to set `lang_requires' to list
1624 of other required languages.
1626 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
1628 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
1630 (output_prologue): Use xmalloc not oballoc.
1631 (output_epilog): Free a29k_first_epilogue_insn when finished.
1632 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
1634 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
1636 * builtins.c (expand_builtin_mathfn): Check
1637 flag_unsafe_math_optimizations, not flag_fast_math.
1638 (expand_builtin): Likewise
1639 * combine.c (combine_simplify_rtx): Likewise.
1640 (simplify_if_then_else): Likewise.
1641 * cse.c (fold_rtx): Likewise.
1642 * flags.h: Remove flag_fast_math. Add
1643 flag_unsafe_math_optimizations and flag_trapping_math.
1644 * fold-const.c (negate_expr): Check
1645 flag_unsafe_math_optimizations, not flag_fast_math.
1646 (invert_truthvalue): Likewise.
1647 (fold): Likewise. Before associating operands, check that
1648 code == MULT_EXPR, not code != MULT_EXPR.
1649 * ifcvt.c (noce_try_minmax): Check
1650 flag_unsafe_math_optimizations, not flag_fast_math.
1651 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
1652 * invoke.texi: Document -funsafe-math-optimizations and
1653 -fno-trapping-math. Change documentation for -ffast-math.
1654 * jump.c (reversed_comparison_code_parts): Likewise.
1655 (rtx_equal_for_thread_p): Likewise.
1656 * optabs.c (emit_conditional_move): Likewise.
1657 * simplify-rtx.c (simplify_binary_operation): Likewise.
1658 (simplify_relational_operation): Likewise.
1659 (simplify_ternary_operation): Likewise.
1660 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
1661 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
1662 Add trapping-math and unsafe-math-optimizations entries to f_options.
1663 (set_fast_math_flags): New, sets flags for -ffast-math.
1664 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
1665 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
1666 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
1668 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
1669 (alpha_emit_conditional_move): Initialize local_fast_math to
1670 flag_unsafe_math_optimizations, not flat_fast_math.
1671 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
1672 instead of setting flag_fast_math to 1.
1673 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
1675 * config/i386/i386.c (override_options): Likewise
1676 * config/i386/i386.md: Likewise.
1677 * config/m68k/m68k.md: Likewise.
1678 * config/mips/mips.md: Likewise.
1679 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
1680 (rs6000_generate_compare): Likewise.
1682 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1684 * Makefile.in: Set RANLIB to @RANLIB@.
1687 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
1689 * fixinc/inclhack.def (djgpp_wchar_h): New test.
1690 * fixinc/fixincl.x: Regenerated.
1692 2001-03-07 Richard Henderson <rth@redhat.com>
1694 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
1696 2001-03-07 Richard Henderson <rth@redhat.com>
1698 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
1699 of block notes and exception handling notes.
1701 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
1702 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
1703 (compile_file): ... here.
1705 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1707 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
1709 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
1710 config.h now. Include libiberty.h to handle alloca.
1712 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1714 * c-parse.in (yylexname): New function, split out of _yylex.
1715 (objc_rid_sans_at): New table.
1716 (init_reswords): Initialize it.
1717 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
1718 retrieving the next token and checking it for significance as
1719 an ObjC keyword or string constant.
1721 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
1722 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
1724 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
1727 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
1729 * config/m68k/m68k.c (const_uint32_operand): Accept any
1730 const_int on a 32-bit host.
1732 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
1734 * objc/objc-act.c (init_objc): Set save_lang_status,
1735 restore_lang_status, and mark_lang_status.
1737 2001-03-06 Krister Walfridsson <cato@df.lth.se>
1739 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
1741 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
1743 * cppinternals.texi: Update.
1745 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1747 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1748 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
1749 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
1750 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1751 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
1752 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
1753 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
1754 config/i386/xm-i386.h, config/i860/xm-i860.h,
1755 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1756 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
1757 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1758 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1759 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1760 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1761 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
1762 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1763 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
1764 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1765 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1766 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
1767 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
1768 match the defaults provided in hwint.h.
1770 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
1771 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
1773 * config.gcc (xm_file): Don't set to files which are deleted.
1775 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
1776 guard this file against these macros being undefined.
1778 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1780 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
1781 and DECL_DEFER_OUTPUT on the decl we create, before calling
1782 rest_of_decl_compilation.
1784 2001-03-06 Zack Weinberg <zackw@stanford.edu>
1786 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
1788 * configure, config.in: Regenerate.
1789 * config.gcc: Remove references to deleted files.
1791 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
1792 genrecog.c, rtl.c: Do not use alloca anywhere.
1794 * Makefile.in, build-make, system.h, config/x-interix,
1795 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
1796 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
1797 config/arc/xm-arc.h, config/arm/xm-arm.h,
1798 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1799 config/h8300/xm-h8300.h, config/i370/x-oe,
1800 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
1801 config/i386/x-ncr3000, config/i386/x-sco5,
1802 config/i386/xm-dgux.h, config/i860/x-sysv4,
1803 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
1804 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
1805 config/m68k/x-hp320g, config/m69k/x-mot3300,
1806 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
1807 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
1808 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
1809 config/m88k/x-sysv4, config/m88k/x-tekXD88,
1810 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1811 config/mips/x-iris, config/mips/x-iris3,
1812 config/mips/x-sni-svr4, config/mips/x-sysv,
1813 config/mips/xm-iris6.h, config/mips/xm-mips.h,
1814 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
1815 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
1816 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1817 config/pa/xm-papro.h, config/romp/xm-romp.h,
1818 config/rs6000/x-aix31, config/rs6000/x-aix41,
1819 config/rs6000/x-beos, config/rs6000/x-lynx,
1820 config/rs6000/x-mach, config/rs6000/x-rs6000,
1821 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
1822 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1823 config/sparc/x-sysv4, config/sparc/xm-linux.h,
1824 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
1825 config/vax/xm-vms.h: Eradicate all references to alloca and
1828 * config/xm-alloca.h, config/clipper/x-clix,
1829 config/i386/xm-sysv4.h, config/i860/x-fx2800,
1830 config/i860/x-sysv3, config/m88k/x-sysv3,
1831 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
1832 (contained only alloca related hacks).
1834 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
1837 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
1839 * invoke.texi: Document __FAST_MATH__.
1841 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1843 * crtstuff.c: Restore include of auto-host.h.
1845 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
1847 Put main() in a separate file, so that the language
1848 front-end can use a different main().
1851 * toplev.c: (main): Rename as toplev_main.
1852 * toplev.h: Declare toplev_main.
1853 * Makefile.in (OBJS): add toplev.o.
1854 (BACKEND): remove toplev.o, add main.o.
1856 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1858 * cppfiles.c (search_from): Special case the empty string.
1860 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
1862 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
1863 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
1864 strlen or strcpy; we already know the length.
1865 (_cpp_compare_file_date): Similarly.
1866 * cpphash.h (struct cpp_reader): Delete done_initialising.
1867 (CPP_PREV_BUFFER): Delete.
1868 * cppinit.c (cpp_start_read): Don't set done_initialising.
1869 * cpplex.c (parse_string): Guarantee null-termination.
1870 (_cpp_equiv_toklists): Remove.
1871 * cpplib.c (glue_header_name): Null-terminate.
1872 (do_line): Don't leak memory.
1873 * cpplib.h (BT_WEAK): Delete.
1874 * cppmain.c (cb_ident): Strings are now null-terminated.
1876 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
1878 * gcc.c (convert_filename): Append executable suffix
1879 if NO_AUTO_EXE_SUFFIX is not defined.
1880 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
1881 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
1883 2001-03-03 David O'Brien <obrien@FreeBSD.org>
1885 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
1886 * c-parse.gperf, c-gperf.h: Delete.
1887 (c-gperf.h was accidently re-added to the CVS repo in the rev
1888 1.16 commit by tromey)
1890 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1892 * cpplex.c (_cpp_lex_token): Don't warn about directives in
1893 macro arguments when looking for the '('.
1894 * cppmacro.c (funlike_invocation_p): Set parsing_args to
1895 2 when really parsing arguments; 1 when looking for '('.
1896 Always restore the lexer position.
1898 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1900 * longlong.h (umul_ppmm): Don't use a multiline string.
1902 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1904 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
1905 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
1906 t_bool in declaration because pcc can't combine volatile with typedef
1909 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
1911 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
1912 until when it is really needed.
1913 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
1914 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
1915 * i386.md (float?i?f splitter): Don't force source operand to memory
1917 (sse_movdfcc): Fix constraint.
1918 (sse_movdfcc splitter): Handle properly the second alternative.
1920 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1922 * cpplex.c (parse_string): Unconditionally pedwarn.
1924 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
1927 * cppexp.c (parse_number): Update.
1928 * cpplex.c (parse_string): Pedwarn if multiline string does not
1929 result from a system header's macro.
1930 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
1931 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
1932 for function-like macros too.
1933 * c-lex.c (lex_number): Update.
1935 2001-03-03 Richard Henderson <rth@redhat.com>
1937 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
1939 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
1941 * combine.c (try_combine): If split with mode-changed scratch
1942 register didn't work, try the original mode.
1944 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
1946 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
1947 * config/c4x/c4x.h: Likewise.
1948 * stor-layout.c (compute_record_mode): Likewise.
1949 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
1951 2001-03-02 Zack Weinberg <zackw@stanford.edu>
1953 * configure.in: Kill tm.h. Include the files in the $tm_file
1954 list in all three of config.h, hconfig.h, tconfig.h, after the
1955 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
1956 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
1957 * configure: Regenerate.
1958 * Makefile.in (clean): Don't delete tm.h.
1960 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
1961 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
1962 those are not defined, set SEC and FEC to 0 and 1.
1963 * gcc.texi: Update to match.
1965 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
1966 * config/fp-bit.c, config/m68k/aux-crt2.asm,
1967 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
1968 Include tconfig.h, not tm.h.
1970 * config/xm-lynx.h, config/xm-std32.h,
1971 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
1972 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
1973 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
1974 config/clipper/xm-clix.h, config/convex/xm-convex.h,
1975 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
1976 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
1977 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
1978 config/i386/xm-i386.h, config/i860/xm-i860.h,
1979 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
1980 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
1981 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
1982 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
1983 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1984 config/pa/xm-linux.h, config/pa/xm-pa.h,
1985 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
1986 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
1987 config/pj/xm-pj.h, config/romp/xm-romp.h,
1988 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
1989 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
1990 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
1991 config/v850/xm-v850.h, config/vax/xm-vax.h,
1992 config/we32k/xm-we32k.h:
1994 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
1996 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
1997 config/i370/xm-oe.h: Don't include tm.h. Don't define
1999 * config/vax/xm-vms.h: Don't include tm.h.
2001 * config/xm-lynx.h, config/avr/xm-avr.h,
2002 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
2003 Delete; made empty by above changes.
2004 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
2005 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
2006 Don't include config/xm-lynx.h or tm.h.
2008 * config/xm-gnu.h: Don't include fcntl.h.
2009 * config/sparc/xm-lynx.h: Don't include sys/types.h and
2011 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
2013 2001-03-02 Richard Henderson <rth@redhat.com>
2015 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
2016 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
2018 2001-03-02 Richard Henderson <rth@redhat.com>
2020 * Makefile.in (OBJS): Add dwarf2asm.o.
2021 * dwarf2asm.c, dwarf2asm.h: New files.
2022 * dwarf2out.c (*): Use them.
2023 (size_of_uleb128, size_of_sleb128): Remove.
2024 (output_uleb128, output_sleb128): Remove.
2025 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
2026 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
2027 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
2028 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
2029 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
2030 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
2031 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
2032 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
2033 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
2034 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2035 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
2036 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
2037 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
2038 (dwarf2out_frame_debug): Remove unused variables.
2039 (output_loc_operands): Don't abort on 8 byte constants if
2040 host integers are wide enough.
2041 (output_symbolic_ref): Remove.
2042 (size_of_die): Don't assume 4 byte host integers.
2043 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
2045 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
2046 something stupid with HOST_WIDE_INT to long truncation.
2047 [CONST_DOUBLE]: Likewise.
2049 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
2050 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2051 * config/arm/unknown-elf.h: Likewise.
2052 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
2053 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
2054 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
2055 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
2056 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
2057 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
2058 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
2059 (ASM_OUTPUT_DWARF_OFFSET): Remove.
2060 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
2061 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2062 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
2063 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
2065 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2067 * cselib.c (hash_rtx): Cast enums to unsigned int.
2069 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2071 * print-rtl.c (print_rtx): Cast enums to int for comparison.
2072 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
2074 * c-format.c (C_STD_VER): Cast to int for comparisons.
2075 (check_function_format): Cast various enums to int for &.
2076 (maybe_read_dollar_number): Likewise.
2077 (check_format_info): Likewise.
2078 (check_format_info_main): Likewise.
2079 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
2080 (safe_from_p): Likewise.
2081 * varasm.c (const_hash): Cast enum to int for %.
2082 * emit-rtl.c (init_emit_once): Use int loop variable to work around
2083 pcc enum problems with < and ++ operators.
2084 * regclass.c (init_reg_sets_1): Cast enums for comparison.
2085 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
2086 (regclass_init): Change enum class to int to iterate over reg_classes.
2087 * genrecog.c (merge_trees): Cast enums for comparison.
2088 * rtl.h (GET_CODE): Cast to enum rtx_code.
2089 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
2090 (GET_MODE): Cast to enum machine_mode.
2091 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
2092 (GET_NOTE_INSN_NAME): Cast enum to int.
2093 * tree.h (TREE_CODE): Cast to enum tree_code.
2094 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
2095 * timevar.c (timevar_print): Change loop variable id from enum to
2097 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
2098 * config/i386/i386.md: Use PUT_MODE for mode assignment.
2099 * toplev.c (compile_file): Cast enum DFI to int.
2100 (decode_d_option): Likewise.
2102 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
2104 * cppinit.c (append_include_chain): Mark "after" include file name list
2105 as a system directory.
2106 * cpp.texi: Document new behavior.
2108 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
2110 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
2112 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
2114 * cppfiles.c (struct include_file): Update.
2115 (stack_include_file): Use search_from.
2116 (cpp_included, find_include_file): Update.
2117 (cpp_execute_include): Update. ptr->name may not be
2118 null terminated. Use the new search_from member variable
2120 (_cpp_compare_file_date): Similarly.
2121 (search_from): New function, similiar to actual_directory.
2122 (actual_directory): Delete.
2123 (remap_filename): Update. loc->name may not be null terminated.
2124 (struct file_name_list): Rename search_path. Update.
2125 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
2126 search_from and dir.
2127 (struct cpp_reader): Remove actual_dirs.
2128 * cppinit.c (struct cpp_pending): Update for renamed objects.
2129 (append_include_chain, remove_dup_dir, remove_dup_dirs,
2130 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
2131 * cpplib.h (struct cpp_options): Similarly.
2133 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2135 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
2136 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
2137 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
2138 config/clipper/xm-clix.h, config/convex/xm-convex.h,
2139 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2140 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
2141 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
2142 config/i370/xm-linux.h, config/i370/xm-mvs.h,
2143 config/i370/xm-oe.h, config/i386/xm-aix.h,
2144 config/i386/xm-i386.h, config/i386/xm-osf.h,
2145 config/i860/xm-i860.h, config/i960/xm-i960.h,
2146 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
2147 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
2148 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
2149 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
2150 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
2151 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
2152 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
2153 config/pj/xm-pj.h, config/romp/xm-romp.h,
2154 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2155 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2156 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2157 config/v850/xm-v850.h, config/vax/xm-vax.h,
2158 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
2159 Do not define TRUE or FALSE.
2161 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
2162 empty by above change.
2163 * config.gcc: Remove references to these files.
2165 * configure.in: Detect stdbool.h.
2166 * configure, config.in: Regenerate.
2167 * system.h: Include stddef.h here if available.
2168 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
2169 Then set up a sensible boolean type at the very end.
2171 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
2172 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
2174 * hash.h: Delete 'boolean' typedef and related #undefs.
2176 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
2177 all uses of 'boolean' with 'bool'.
2179 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2181 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
2182 * cppexp.c (lex): Cast enums for comparison.
2183 * cppinit.c (parse_option): Cast enum for comparison.
2184 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
2185 (cpp_output_token): Likewise.
2186 (cpp_can_paste): Cast enums for comparsion and plus/minus.
2187 (cpp_avoid_paste): Cast enums for minus and comparison.
2189 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2191 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
2192 field to all array elements.
2194 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2196 * cpphash.h (struct cpp_reader): Add print_version field.
2197 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
2198 just set print_version and other flags as appropriate.
2199 (cpp_post_options): Print version here if print_version is set.
2201 * toplev.c (exit_after_options): New flag.
2202 (independent_decode_option): Don't exit here; just set
2204 (main): Exit after calling lang_hooks.post_options if
2205 exit_after_options is true.
2207 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
2208 (merge_include_chains): Adjust comment to match code.
2210 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2212 * stringpool.c (set_identifier): New function.
2213 * tree.h: Prototype it.
2215 * c-parse.in: Kill D_YES. If compiled for objc, call
2216 save_and_forget_protocol_qualifiers from init_reswords.
2217 * objc/objc-act.c (remember_protocol_qualifiers,
2218 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
2219 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
2221 (save_and_forget_protocol_qualifiers): New function.
2222 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
2224 2001-03-01 Diego Novillo <dnovillo@redhat.com>
2226 * c-semantics.c (prune_unused_decls): Return error_mark_node
2227 instead of (tree) 1 to stop traversing the tree chain.
2229 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2231 Fix a problem introduced by Kenner's Feb 18 change.
2232 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
2233 flag_cse_skip_blocks only temporarily, not for ever.
2235 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
2237 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
2238 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
2240 * pa.c (emit_move_sequence): Verify operand0 is a hard register
2241 before determining its register class.
2243 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2245 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
2246 from reg 4 if current_function_calls_setjmp.
2247 (gen_nop_type): New function.
2248 (ia64_emit_nops): New function.
2249 (ia64_reorg): Call it.
2250 (ia64_sched_reorder): Move code that rotates bundles up a bit.
2252 * reload1.c (eliminate_regs_in_insn): Restrict the special case
2253 code not to try to optimize adds with anything but a REG destination.
2255 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
2256 (INSN_PRIORITY_KNOWN): New accessor macro.
2257 * haifa-sched.c (priority): Use it instead of testing priority against
2260 2001-02-28 DJ Delorie <dj@redhat.com>
2262 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
2263 since that doesn't work the way gcc wants on a generic m68k.
2265 2001-02-28 Richard Henderson <rth@redhat.com>
2267 * caller-save.c (save_call_clobbered_regs): Fix typo in
2268 comparison last change.
2270 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
2272 * i386.c (pentium4_cost): New.
2273 (m_PENT4): New macro.
2274 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
2275 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
2276 x86_integer_DFmode_moves, x86_partial_reg_dependency,
2277 x86_memory_mismatch_stall): Add Pentium4
2278 (x86_use_q_reg, x86_use_any_reg): Kill.
2279 (override_options): Add pentium4.
2280 (incdec_operand): Return 0 for pentium4.
2281 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
2282 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
2283 (TARGET_PENTIUM4): Define.
2284 (enum processor_type): Add PROCESSOR_PENTIUM4.
2285 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
2286 * i386.md (attribute "cpu"): Add pentium4.
2287 * invoke.texi (march): Add pentium4.
2289 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
2291 * i386.md (sse_mov?fcc*): New patterns and splitters.
2292 * i386.c (ix86_expand_movcc): Work post-reload; recognize
2293 the SSE based conditional moves.
2295 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
2297 * i386.md (attribute mode): Add "TI".
2298 (movsf_1): Add pxor support; remove constant propagation splitter.
2299 (movdf_integer): Likewise.
2300 (movdf_nointeger): Likewise.
2301 (movxf constant prop splitter): Handle all modes; update for SSE.
2302 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
2303 * i386.c (standard_80387_constant_p): Rewrite.
2304 (standard_sse_constant_p): New.
2305 * i386-protos.h (standard_sse_constant_p): New.
2307 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
2309 * i386.md (sse_setccsf, sse_setccdf): New.
2310 (sse_cmp* patterns): Use '%D' instead of outputtting condition
2312 * i386.c (sse_comparison_operator): Accept the supported unordered
2313 comparses; be ready for fast_math.
2314 (print_operand): Support 'D'.
2316 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
2318 * jump.c (reversed_comparison_code): Kill.
2320 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
2322 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
2325 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
2327 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
2328 add missing '%' in constraints.
2330 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
2332 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
2333 for HOST_BITS_PER_WIDE_INT == 32 too.
2335 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
2337 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
2339 (insert_save, insert_restore): New parameter save_mode.
2340 (init_caller_save): Update initialization of reg_save_code
2341 and reg_restore_code.
2342 (save_call_clobbered_regs): Compute save_modes and update calls to
2343 reg_save_code and reg_restore_code.
2344 (insert_restore): Unsignetize numbers; use save_modes to choose mode
2345 of spill; update use of reg_restore_code.
2346 (insert_save): Likewise.
2347 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2348 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2349 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2351 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2353 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
2354 noce_try_store_flag_inc, noce_try_store_flag_mask,
2355 noce_try_cmove_arith):
2356 Use reversed_comparison_code instead of reverse_comparison and
2357 can_reverse_comparison_p.
2359 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
2361 * jump.c (reversed_comparison_code_parts): Allow reversal of
2362 unordered compares in -ffast-math mode; reverse ordered compares
2363 for FP even w/o -ffast-math.
2365 2001-02-27 Richard Henderson <rth@redhat.com>
2367 * print-rtl.c (print_rtx) [i]: Don't print field five on
2368 NOTEs other than NOTE_INSN_DELETED_LABEL.
2370 2001-02-27 Zack Weinberg <zackw@stanford.edu>
2372 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
2373 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
2375 2001-02-27 Diego Novillo <dnovillo@redhat.com>
2377 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
2378 even if walk_subtrees is 0.
2379 * c-semantics.c (prune_unused_decls): Return a non-null value to
2380 stop traversing the tree chain.
2382 2001-02-27 DJ Delorie <dj@redhat.com>
2384 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
2385 register, *then* define it as the new CFA.
2387 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
2389 * pa.c (override_options): Promote -fpic to -fPIC.
2390 (legitimize_pic_address): Simplify due to removal of
2391 small PIC as a code generation option.
2392 (secondary_reload_class): Similarly.
2393 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
2394 (PRINT_OPERAND_ADDRESS): Similarly.
2395 * pa.md (various patterns): Similarly.
2396 (small pic lo_sum pattern): Remove.
2398 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
2401 * md.texi (min, max): Document
2403 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2405 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2406 TARGET_PARTIAL_REG_DEPENDENCY.
2407 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2409 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2411 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2413 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2415 * mips.c (mips_make_temp_file): Fix thinko in last change.
2417 2001-02-26 Jason Eckhardt <jle@redhat.com>
2419 * combine.c (known_cond): Do not reverse the condition when
2420 SMAX/UMAX is being considered and the condition is for equality
2423 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2425 2001-02-26 Philip Blundell <philb@gnu.org>
2427 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2429 * config/arm/linux-elf.h: Remove historical relics related to
2430 above configurations.
2431 * config/arm/linux-oldld.h: Delete.
2432 * config/arm/linux-elf26.h: Delete.
2434 2001-02-26 Jason Merrill <jason@redhat.com>
2436 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2438 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2439 recognize a tentative definition. Lose obsolete code.
2441 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2442 variables unless necessary, either.
2444 2001-02-25 Richard Henderson <rth@redhat.com>
2446 * ifcvt.c (struct noce_if_info): Add test_bb.
2447 (noce_get_alt_condition): New.
2448 (noce_try_minmax, noce_try_abs): New.
2449 (noce_operand_ok): New.
2450 (noce_process_if_block): Use them.
2451 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2453 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2455 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2458 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2460 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2461 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2463 (mips_asm_file_end): Free temp_filename here.
2465 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2467 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2468 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2470 * config/i386/i386.md (movstrsi): Handle FAIL case.
2472 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2474 * cppinit.c (builtin_array): Update.
2475 (init_builtins): Flag builtins to warn if redefined or
2476 undefined. Define __GXX_WEAK as a normal macro.
2477 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2478 * cpplib.h (NODE_WARN): New flag.
2479 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2480 Handle __STDC__ as a builtin only on Solaris.
2481 (warn_of_redefinition): Renamed from check_macro_definition.
2482 Reverse sense of test. Always warn if NODE_WARN.
2483 (_cpp_create_definition): Use warn_of_redefinition. Flag
2484 any macro beginning with "__STDC_" to require a mandatory
2485 warning if redefined or undefined.
2487 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2489 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2490 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2491 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2492 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2493 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2494 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2495 Don't define any of:
2496 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2497 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2498 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2499 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2500 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2502 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2503 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2506 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2507 Delete now-empty file.
2509 * alpha/vms.h: Define NEED_ATEXIT here...
2510 * alpha/xm-vms.h: ...not here.
2512 * i386/cygwin.h: Don't define PARAMS.
2513 * mips/mips.c: Don't prototype mktemp. Don't define
2514 P_tmpdir. Use make_temp_file to create temporary files.
2515 Don't be clever and delete temporary files early.
2516 * config.gcc: Drop references to deleted files. Don't define
2518 * gcc.texi: Don't mention USE_PROTOTYPES.
2520 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2522 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2523 (ix86_set_move_mem_attrs_1): Likewise.
2524 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2525 * config/i386/i386.md (movstrsi): Call it.
2527 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2529 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2530 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2531 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2532 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2534 (i750a-*-*): Error here if hosting on i750a.
2535 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2537 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2538 Remove (empty modulo comments).
2540 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2541 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2542 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2543 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2544 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2545 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2547 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2548 Remove reference to winnt.h in comment.
2549 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2551 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2553 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2554 used to set another biv.
2556 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2558 * tree.h (BLOCK_DEAD): New macro.
2559 (struct tree_block): New flag, dead_flag.
2560 * print-tree.c (print_node, case 'b'): Print missing fields.
2561 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2562 * function.c (identify_blocks): Enable test for misplaced notes.
2563 (all_blocks): Skip BLOCK_DEAD blocks.
2564 * integrate.c (integrate_decl_tree): Likewise.
2566 * errors.c (internal_error, trim_filename): New functions.
2567 (fancy_abort): Call internal_error.
2568 * errors.h (internal_error, trim_filename): New declarations.
2570 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2572 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2574 (EXTRA_CONSTRAINT): Formatting changes.
2576 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2578 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2580 2001-02-23 Per Bothner <per@bothner.com>
2582 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2583 so they can be called from java/jvspec.c.
2584 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2586 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2588 * i386.c (ix86_frame): New structure.
2589 (ix86_compute_frame_size): Kill.
2590 (ix86_compute_frame_layout): New.
2591 (ix86_save_reg): New.
2592 (ix86_can_use_return_insn_p): Use frame layout stuff.
2593 (ix86_expand_prologue): Likewise.
2594 (ix86_expand_epilogue): Likewise.
2595 (ix86_initial_elimination_offset): Likewise.
2596 (ix86_nsaved_regs): Use ix86_save_reg.
2597 (ix86_emit_save_regs): Likewise.
2599 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2601 * flow.c (find_sub_basic_blocks): New function.
2602 (split_block): Be ready for basic block introduced by CODE_LABEL.
2603 (commit_one_edge_insertion): Call find_sub_basic_block.
2605 * flow.c (make_edges): Add edge from entry for blocks starting with
2606 label having ALTERNATE_NAME
2608 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
2610 * function.c (epilogue_done): Be ready for first basic block not
2611 containing PROLOGUE_END note.
2612 (reposition_prologue_and_epilogue_notes): Avoid placing
2613 PROLOGUE_END note between BASIC_BLOCK.
2615 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
2617 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
2619 2001-02-21 DJ Delorie <dj@redhat.com>
2621 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
2622 check for current_function_has_nonlocal_goto from 1999-11-12.
2624 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2626 * diagnostic.c (trim_filename): No longer static.
2627 * toplev.h (trim_filename): Declare.
2628 * rtl.c (rtl_check_failed_bounds): Call internal_error.
2629 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
2630 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
2631 (rtvec_check_failed_bounds): Likewise.
2632 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
2634 * convert.c (convert_to_integer): Don't do unsigned unless result or
2635 both inputs are unsigned.
2637 * fold-const.c (fold_convert): Don't call size_int_type_wide if
2640 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
2642 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
2644 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
2646 * Makefile.in (resource.o): Add params.h dependence.
2647 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
2648 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
2649 * resource.c: Add dependence on params.h.
2650 (current_live_regs): Fix explanatory comment.
2651 (find_basic_block): Add new parameter to permit limiting search
2653 (mark_target_live_regs): Add new argument to find_basic_block call.
2654 (incr_ticks_for_insn): Likewise.
2656 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2658 * diagnostic.c (output_to_stream): Rename to
2659 output_buffer_to_stream. Loses the stream parameter.
2660 (init_output_buffer): Set diagnosic_buffer's stream.
2661 (flush_diagnostic_buffer): Adjust.
2662 (default_print_error_function): Likewise.
2663 (finish_diagnostic): Likewise.
2664 (verbatim): Likewise.
2666 * diagnostic.h (struct output_buffer): Add `stream' field.
2667 (output_buffer_attached_stream): New macro.
2669 2001-02-23 Jakub Jelinek <jakub@redhat.com>
2671 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
2672 check if either operand is divisible by C.
2673 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
2674 If type is signed, consider negative numbers as well.
2676 2001-02-22 Richard Henderson <rth@redhat.com>
2678 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
2679 reach .text instead of gp-relative relocs.
2680 * config/ia64/crtend.asm (.init): Likewise.
2682 2001-02-22 Andreas Jaeger <aj@suse.de>
2684 * extend.texi (C++ Attributes): Fix typo.
2686 2001-02-21 David Mosberger <davidm@hpl.hp.com>
2688 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
2689 functions, drop current_function_args_info.words test.
2690 (ia64_compute_frame_size): Mark syscall_linkage functions as
2691 using eight input registers.
2693 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
2694 Bruce Korb <bkorb@gnu.org>
2696 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
2697 * fixinc/README: Document how to convert sed substitutions
2698 to format style c_fix-es.
2699 * fixinc/fixincl.x: regen
2701 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
2703 * gcc.c: Add comment explaining how to add a command-line option.
2704 Add title to specs language comment.
2706 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2708 * gcc.c (cc1_options): Add "-param".
2709 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
2710 (option_map): Likewise.
2711 * toplev.c (display_help): Add entry for "--param".
2712 (independent_decode_option): Fix typographical error.
2714 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
2715 Bernd Schmidt <bernds@redhat.com>
2716 Jan Hubicka <jh@suse.cz>
2718 * i386.c (function_arg_advance): Pass SSE arguments in registers.
2719 (function_arg): Likewise.
2721 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
2723 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
2725 2001-02-21 Kazu Hirata <kazu@hxi.com>
2727 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
2731 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
2733 * flow.c (init_propagate_block_info): Canon address and use single_set
2734 for killing dead memory stores.
2736 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
2738 * Makefile.in (reorg.o): Add params.h dependence.
2739 * params.def: Fix typographical error in comment.
2740 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2741 * params.h: Modify introductory comment.
2742 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
2743 * reorg.c: Add dependence on params.h.
2744 (redundant_insn): Add parameterized throttle for search.
2745 (fill_simple_delay_slots): Add a comment explaining a variable.
2746 Move conditional out of loop, simplifying code.
2747 (fill_eager_delay_slots): Fix typographical error in comment.
2749 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
2751 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
2753 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
2754 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
2756 2001-02-21 Jason Merrill <jason@redhat.com>
2758 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
2759 (struct tree_decl): Add uninlinable bitfield.
2760 * c-decl.c (duplicate_decls): Set it.
2761 * integrate.c (function_cannot_inline_p): Check it.
2763 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
2764 DW_AT_MIPS_linkage_name to abstract methods.
2765 (dwarf2out_abstract_function): Emit class context before calling
2766 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
2767 (gen_subprogram_die): Remove obsolete code.
2768 (gen_member_die): Don't include clones in the member list.
2769 (gen_decl_die): Emit abstract info for clone origin.
2770 * dwarfout.c (output_type): Don't include clones in the member list.
2771 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
2772 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
2773 DECL_ABSTRACT on a function that already has it set.
2775 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
2776 (get_subprogram_die): Pass it in.
2778 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
2780 * flow.c (mark_set_1): Make not_dead unsigned long. For
2781 non-pseudos, use it as a bitmask of the hard regs that
2784 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
2786 * cppfiles.c: Update comments.
2787 (_cpp_read_file): Don't check for NULL filenames any more.
2788 * cppinit.c (cpp_start_read): Don't do canonicalization of
2789 in_fname and out_fname. Use the passed file name exclusively.
2790 (_cpp_handle_options): Don't treat "-" as a command line option,
2791 but as a normal filename.
2792 (_cpp_post_options): Canonicalize in_fname and out_fname.
2793 * cppmain.c (printer_init): Don't check out_fname for NULL.
2794 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
2795 (init_c_lex): Update, and use "" to represent stdin to CPP.
2798 2001-02-20 Will Cohen <wcohen@redhat.com>
2800 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
2801 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
2802 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
2805 2001-02-20 Stan Shebs <shebs@apple.com>
2807 * config/rs6000/rs6000.c (output_cbranch): Output branches
2808 on separate lines instead of using ';' to separate.
2810 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
2812 * cppinit.c (set_lang): Move builtin handling to...
2813 (init_builtins): ...here.
2814 (_cpp_create_reader): Move call to set_lang.
2816 2001-02-20 Mark Mitchell <mark@codesourcery.com>
2818 * stmt.c (expand_return): If an attempt is made to return the
2819 error_mar_node, treat the return like a return without a value.
2821 2001-02-19 Zack Weinberg <zackw@stanford.edu>
2823 * sibcall.c (skip_copy_to_return_value): Call
2824 identify_call_return_value here, and return orig_insn if it
2825 returns zero. Hardret and softret arguments now unnecessary.
2826 (call_ends_block_p): Don't call identify_call_return_value here.
2828 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
2830 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
2831 * ggc.h (ggc_mark_if_gcable): Delete prototype.
2833 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
2835 * pa.c (move_operand): Accept code to load the address of a
2836 symbol out of the DLT as a valid move operand.
2837 (print_operand, case 'A'): New to handle generating a DLT
2838 reference for a LO_SUM expression.
2839 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
2840 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
2842 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
2844 * README, cpp.texi, gcc.texi, version.c: Update version number to
2846 * cpp.1, gcov.1, gcc.1: Regenerate.
2848 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
2850 * cppfiles.c (stack_include_file): Generate dependencies
2851 here, and manage include_count here too.
2852 (PRINT_THIS_DEP): Delete.
2853 (_cpp_execute_include): Do not generate dependencies here,
2854 apart from the case of a missing header. Do not manage
2856 (_cpp_read_file): Leave dependency generation to
2859 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
2861 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
2862 target_cpu_default. Remove dead assignment to
2865 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
2867 * regclass.c (contains_reg_of_mode): Make global.
2868 (init_reg_sets): Remove contains_reg_of_mode; take into account
2869 CLASS_MAX_NREGS when looking for the proper mode.
2870 (dump_regclass): Dump only classes considered for the pseudo.
2871 (regclass): Use contains_reg_of_mode.
2873 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
2875 * gcc.c (do_spec_1): 'n' for printing notices.
2876 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
2878 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
2880 * reg-stack.c (next_flags_user): Use current_block->end
2881 (swap_rtx_condition): Look for next user if flags don't die;
2882 give up on CALL_INSNs; use current_block->end.
2884 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2886 * sibcall.c (call_ends_block_p): New function.
2887 (optimize_sibling_and_tail_recursive_call): Use it.
2889 2001-02-18 Kazu Hirata <kazu@hxi.com>
2891 * config/h8300/h8300.md: Update copyright.
2892 (andsi3): Do not output an extra newline character.
2894 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2896 * toplev.c (note_deferral_of_defined_inlined_function): Argument
2897 FNDECL may be unused.
2899 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
2900 follow jumps after first run.
2901 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
2902 it doesn't change any jumps.
2904 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
2906 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
2907 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
2908 (mostlyclean): Corresponding changes.
2909 * rtlanal.c (hard-reg-set.h): Include.
2910 (rtx_unstable_p): Do not treat the argument pointer specially
2911 if it is not a fixed register.
2912 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
2914 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2916 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
2917 against last real insn in basic block.
2918 Rework to avoid gotos.
2920 * Makefile.in (gcse.o): Now includes ggc.h.
2921 * gcse.c: Include ggc.h.
2922 (want_to_gcse_p): Verify expression can be in SET as valid insn.
2923 (try_replace_reg): Remove warning of uninitialize variable.
2924 (process_insert_insn): Call invalid_insn_p to validate insn.
2925 * recog.c (insn_invalid_p): Now global.
2926 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
2927 * recog.h (insn_invalid_p): New declaration.
2929 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
2931 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
2932 assignments from FP constants since 'Y' output code can't handle it.
2933 (eligible_for_sibcall_delay): Likewise.
2935 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
2936 Call fancy_abort directly, passing args.
2937 (print_rtl_and_abort): Now a macro, like fancy_abort.
2939 * final.c (output_operand_lossage): Use internal_error, not error.
2941 2001-02-18 Shane Nay <shane@agendacomputing.com>
2943 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
2944 structure shift insns.
2946 2001-02-18 Mark Mitchell <mark@codesourcery.com>
2948 * invoke.texi (-fsquangle): Remove documentation.
2949 (-fname-mangling-version): Likewise.
2951 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
2953 * optabs.c (expand_abs): Remove reference to
2954 HAVE_contitional_arithmetic.
2955 * combine.c (simplify_set): Likewise.
2957 2001-02-18 Richard Henderson <rth@redhat.com>
2959 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
2962 2001-02-18 Richard Henderson <rth@redhat.com>
2964 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
2966 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
2968 * reload1.c (reload_cse_simplify_set): Fix typo.
2970 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2972 * diagnostic.c (_fatal_insn): Decrement errorcount.
2974 * invoke.texi (-I): Add note avoiding use for system header files.
2976 * rtl.h (add_clobbers): Remove duplicate declaration.
2977 * recog.h (added_clobbers_hard_reg_p): New declaration.
2978 * genemit.c (struct clobber_pat): New field has_hard_reg.
2979 (gen_insn): Record if added clobbers clobber hard reg.
2980 (gen_split): Avoid unused warning if number of operands is 0.
2981 (output_added_clobbers_hard_reg_p): New function.
2984 2001-02-18 Alan Modra <alan@linuxcare.com.au>
2986 * pa.c (hppa_expand_prologue): Simplify code storing return
2987 pointer. For large (>=8k) frames with a post_store, adjust stack
2988 pointer by 8k-64 first rather than by 64. When testing with
2989 VAL_14_BITS_P, always use the actual value rather than the value
2990 negated. Add blockage to prevent scheduling of spills before
2991 stack frame has been created.
2992 (hppa_expand_epilogue): Simplify code loading return pointer.
2993 Allow a slightly larger range for merge_sp_adjust_with_load case.
2994 When testing with VAL_14_BITS_P, always use the actual value.
2996 * pa.c (pa_adjust_insn_length): Check that block move
2997 pattern is a set before looking at operands.
2999 2001-02-17 Mark Mitchell <mark@codesourcery.com>
3001 * fold-const.c (fold_binary_op_with_conditional_arg): New
3002 function, split out from ...
3004 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
3005 conditional arms that throw exceptions.
3007 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
3010 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3012 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
3013 define HAVE_DECL_* to 1 to mask potential backup declarations.
3014 * configure: Regenerated.
3016 2001-02-17 Mark Mitchell <mark@codesourcery.com>
3018 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
3020 2001-02-17 Richard Henderson <rth@redhat.com>
3022 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
3023 when replacing a memory load with a register.
3025 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3026 Jan Hubicka <jh@suse.cz>
3028 * recog.c (validate_replace_src_1): New.
3029 (validate_replace_src_data): Likewise.
3030 (validate_replace_src): Use note_uses.
3031 * rtl.h (note_uses): Declare.
3032 * rtlanal.c (note_uses): New.
3034 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
3036 * reg-stack.c (stack_def): Make field reg unsigned.
3037 (remove_regno_note): Unsignetize parameter.
3039 2001-02-16 Jes Sorensen <jes@linuxcare.com>
3041 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
3042 shladd_operand() call.
3044 2001-02-16 Bruce Korb <bkorb@gnu.org>
3045 Rodney Brown <RodneyBrown@mynd.com>
3047 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
3048 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
3049 machine restrictions
3050 * fixinc/fixincl.x: regen
3052 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3054 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
3056 (hash_scan_insn): Clean up calls to hash_scan_set.
3057 (compute_kill_rd): REGNO now unsigned.
3058 (try_replace_reg): Rework to use simplify_replace_rtx.
3059 (cprop_jump, cprop_cc0_jump): Likewise.
3060 (cprop_insn): Call find_reg_equal_equiv_note.
3061 Reflect changes to cprop_jump and cprop_cc0_jump.
3063 * recog.c (validate_replace_src): Replace in operands of
3064 ZERO_EXTRACT in SET_DEST.
3066 * cse.c (new_label_ref): New variable.
3067 (insert): Set it instead of recorded_label_ref.
3068 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
3069 CODE_LABEL for this function, and not already in REG_LABEL note.
3071 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
3073 * resource.c (mark_referenced_resources): Fix typo in introductory
3075 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
3078 2001-02-16 Jason Merrill <jason@redhat.com>
3080 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
3082 (gen_subprogram_die): Don't abort on seeing a second definition if
3083 the previous one was abstract. Don't replace an abstract instance
3084 in the lookup table.
3086 * dwarf2out.c (dwarf2out_abstract_function): Rename from
3087 gen_abstract_function.
3088 * dwarf2out.h: Declare it.
3089 * toplev.c (note_outlining_of_inline_function): New fn.
3090 * toplev.h: Declare it.
3091 * integrate.c (output_inline_function): Call it.
3092 * c-decl.c (duplicate_decls): Call it when redefining an extern
3093 inline. Don't inline the new defn.
3095 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
3097 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3099 * .gdbinit: Rename to gdbinit.in.
3100 * gdbinit.in: New file,
3101 * configure.in: Generate .gdbinit from gdbinit.in.
3102 * configure: Regenerated.
3103 * Makefile.in (distclean): Always remove .gdbinit.
3105 2001-02-16 Jakub Jelinek <jakub@redhat.com>
3107 * objc/objc-act.c (start_class): Register implemented_classes with
3110 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
3112 * cppfiles.c (_cpp_make_system_header): Generate a file
3115 2001-02-15 Jim Meyering <meyering@lucent.com>
3117 * Makefile.in (install-common): Don't depend on installdirs here.
3118 Instead, make each of the lang.install-common targets (e.g.,
3119 c++.install-common in cp/Make-lang.in) depend on it.
3120 (install-driver): Depend on installdirs.
3122 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3124 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
3126 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
3129 2001-02-15 Mark Mitchell <mark@codesourcery.com>
3131 * invoke.texi (--param): Document.
3133 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
3135 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
3137 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
3139 * i386.md (extendsfdf2_2): Fix constraints.
3141 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
3143 * i386.md (fop_df_3 splitter): Fix operand number.
3145 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
3147 * invoke.texi (-mreg-alloc): Nuke.
3148 * i386.c (ix86_reg_alloc_order, regs_allocated,
3149 order_regs_for_local_alloc): Nuke.
3150 (override_options): Kill reg_alloc code.
3151 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
3152 (REG_ALLOC_ORDER): SSE goes before I387.
3153 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
3154 (ix86_reg_alloc_order): Likewise.
3155 * i386-protos.h (ix86_reg_alloc_order): Kill.
3157 2001-02-14 Richard Henderson <rth@redhat.com>
3159 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
3161 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
3163 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
3165 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
3167 * i386-protos.h (ix86_memory_move_cost): Move offline.
3168 * i386.c (ix86_register_move_cost): Compute properly cost of
3169 SSE, MMX and i387 instructions.
3170 (*_cost): Add costs of SSE/MMX moves.
3171 (ix86_memory_move_cost): Move offline from ....; Likewise.
3172 * i386.h (MEMORY_MOVE_COST): .... here;
3173 (struct processor costs): Add new fields to represent costs
3176 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
3178 * regclass.c (init_reg_sets_1): Reinstall the optimization of
3179 move_cost together with Matt Kraai's fix.
3181 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3183 * Makefile.in (OBJS): Add params.o.
3185 2001-02-14 Richard Henderson <rth@redhat.com>
3186 DJ Delorie <dj@redhat.com>
3188 * jump.c (jump_optimize_1): When we delete a conditional jump
3189 preceeding a non-conditional jump to effectively the same place,
3190 make sure that the combined jump skips any clobber insns between
3193 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3195 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
3197 2001-02-14 Mark Mitchell <mark@codesourcery.com>
3199 * Makefile.in (toplev.o): Depend on params.h.
3200 (intergate.o): Likewise.
3201 (params.o): New target.
3202 * flags.h (inline_max_insns): Remove.
3203 * integrate.c: Include params.h.
3204 Use MAX_INLINE_INSNS instead of inline_max_insns.
3205 * params.c: New file.
3206 * params.h: Likewise.
3207 * params.def: Likewise.
3208 * toplev.c: Include params.h.
3209 (lang_independent_params): New variable.
3210 (decode_f_option): Use the param machinery instead of setting
3212 (independent_decode_option): Handle "--param name=value".
3213 (main): Register language-independent parameters.
3215 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
3217 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
3219 2001-02-14 Richard Henderson <rth@redhat.com>
3221 * regclass.c (init_reg_sets_1): Revert last two changes.
3223 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3225 * stor-layout.c (is_pending_size, put_pending_size): New functions.
3226 (variable_size): Call put_pending_size.
3227 * tree.h (is_pending_size, put_pending_size): Add prototypes.
3228 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
3229 sizes list, put newly created SAVE_EXPR there as well.
3231 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3233 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
3234 (errata_find_address_regs): load_group has only 2 entries.
3235 (errata_emit_nops): Likewise. shladd is not problematic.
3236 Clear last_group if nop was emitted.
3237 (fixup_errata): load_group has only 2 entries.
3240 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
3242 * c-lex.c (lex_number): Only warn traditionally for U suffix
3243 outside system macros.
3244 * cppexp.c (parse_number): Similarly.
3245 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
3246 * cppmacro.c (struct cpp_macro): New member node.
3247 (parse_args): Only warn about missing rest args if not
3249 (funlike_invocation_p): Similarly for uninvoked funlike macros.
3250 (cpp_sys_objmacro_p): New.
3251 (_cpp_create_definition): Store the node with the macro defn.
3252 Remember if the macro is defined in a system header.
3254 2001-02-13 DJ Delorie <dj@redhat.com>
3256 * configure.in (check_languages): determine languages to check
3257 * Makefile.in (check-c++): alias for check-g++
3258 (check-f77): alias for check-g77
3259 (CHECK_TARGETS): depend on configured languages
3261 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
3263 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3264 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3265 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3266 (sqrtextendsfdf2): Disable for SSE2.
3268 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
3270 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3271 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3272 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3273 (sqrtextendsfdf2): Disable for SSE2.
3275 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
3277 * i386.md (movsfcc_1): Support integer cmove instruction.
3278 (movdfcc_1): Likewise; new splitter.
3280 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
3282 * i386.c (output_fp_compare): Support SSE.
3283 (prepare_fp_compare_args): SSE comparisons always support memory.
3284 * i386.h (TARGET_CMOVE): SSE imply cmove.
3285 * i386.md (cmp?f2): Enable for SSE too.
3286 (cmpfp_i*): Support SSE.
3288 (cmpfp_i_sse_only): New.
3289 (s*, b* fp expanters): Enable for SSE too.
3290 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
3293 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
3295 * regclass.c (init_reg_sets_1): Silence warning.
3297 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
3299 * i386.md (sqrt?f2): Change to expander.
3300 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
3302 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3304 * rtlanal.c (find_reg_equal_equiv_note): New function.
3305 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
3306 (simplify_gen_relational, simplify_replace_rtx): Likewise.
3307 * rtl.h: Add declarations for above functions.
3309 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
3311 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
3313 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
3314 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
3315 * flow.c (mark_regs_live_at_end): Likewise.
3316 (calculate_global_regs_live): Likewise.
3317 * gcse.c (compute_hash_table): Likewise.
3318 (compute_kill_rd): Likewise.
3319 * resource.c (mark_target_live_regs): Likewise.
3320 * rtl.h (INVALID_REGNUM): New macro.
3322 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
3324 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
3326 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
3328 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
3331 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
3333 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
3335 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
3336 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
3337 (fop_sf_1_sse, fop_df_1_sse): New patterns
3338 (fop_*): Disable float_extend and float patterns for SSE compilation.
3339 * i386.c (output_387_binary_op): Support SSE.
3341 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
3343 * i386.md (dummy_extendsfdf2): Support SSE2
3344 (extendsfdf2): Enable if 80387 or SSE2.
3345 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
3346 and no MIX_I387_SSE2
3347 (extendsfdf2_1_sse_only): New pattern.
3348 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
3350 (truncdfsf2_1): Support SSE.
3351 (truncdfsf2_2): Support SSE.
3352 (truncdfsf2_2_1_sse): New pattern.
3353 (fixtruncsfsi2): Always use SSE if available.
3354 (fix_truncsfsi_sse): New pattern.
3355 (fix_truncdfsi_sse): New pattern.
3356 (floatsis?f2): Support SSE.
3357 (floatsidf2_i387): New pattern.
3358 (floatsidf2_sse): Likewise.
3360 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3362 * configure.in: Use "have_gnat" variable, not "gnat".
3363 * configure: Regenerated.
3365 * config/sparc/sparc.c (function_value): Treat all non-record
3366 aggregate types like used to treat UNION_TYPE.
3368 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
3370 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
3371 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
3373 (MASK_MIX_SSE_I387): New.
3374 (TARGET_SSE): SSE2 imply SSE.
3375 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
3376 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
3377 (enum reg_class): Add new classes.
3378 (REG_CLASS_NAMES): Likewise.
3379 (REG_CLASS_CONTENTS): Likewise.
3380 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
3381 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
3382 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
3383 (CLASS_MAX_NREGS): Use new macros.
3384 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
3385 * i386.md (pushsf, movsf): Support SSE.
3386 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
3387 splitters to use ANY_FP_REGNO_P.
3388 (movdf_nointeger, movdf_integer): Likewise.
3390 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3392 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
3393 (try_combine): Use it.
3395 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
3397 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
3398 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
3399 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
3400 (REGISTER_MOVE_COST): Likewise.
3401 * i386-protos.h (ix86_secondary_memory_needed,
3402 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
3403 * i386.c (ix86_secondary_memory_needed,
3404 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3406 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3408 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3409 (HARD_REGNO_MODE_OK): Move offline to ....
3410 * i386.c (ix86_hard_regno_mode_ok) ... here;
3411 refuse all incorrect modes.
3412 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3414 2001-02-13 Richard Henderson <rth@redhat.com>
3416 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3417 entire operator; replicate that and match_dup the operands.
3418 (cmp_ccx_arith_op_set): Likewise.
3419 (cmp_cc_arith_op_not_set): Likewise.
3420 (cmp_ccx_arith_op_not_set): Likewise.
3422 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3424 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3426 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3428 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3429 (TARGET_NO_BITFIELD_WORD): New macro.
3430 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3431 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3433 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3435 * cselib.c: New file, from simplify-rtx.c.
3436 * simplify-rtx.c: Remove cselib parts.
3437 * Makefile.in: Add cselib.o.
3439 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3441 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3442 (setup_incoming_varargs): Remove warning.
3444 * config/rs6000/rs6000.c (validate_condition_mode): When
3445 flag_fast_math, allow floating-point conditionals to be reversed.
3446 (rs6000_generate_compare): When flag_fast_math, don't generate
3447 cror operations for FP conditionals.
3449 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3451 (ASM_SPEC): Likewise.
3452 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3453 (CC1_SPEC): Likewise.
3454 (LINK_TARGET_SPEC): Likewise.
3455 (CPP_ENDIAN_SPEC): Likewise.
3456 * Makefile.in (check-consistency): New target.
3458 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3460 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3461 "return type defaults" warning for functions with return type
3463 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3464 function declarations by default rather than only when pedantic.
3466 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3468 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3471 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3473 * extend.texi (Deprecated): Deprecate new initializer lists.
3475 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3477 * mkdeps.c (deps_add_default_target): Robustify. Add
3478 basename component only.
3479 * cpp.texi (-M): Describe how default target is generated.
3480 * invoke.texi (-M): Likewise.
3482 2001-02-12 Kazu Hirata <kazu@hxi.com>
3484 * toplev.c (push_float_handler): Remove.
3485 (pop_float_handler): Remove.
3486 * toplev.h: Remove prototypes for the above functions.
3488 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3490 * c-common.c (constant_fits_type_p): New function.
3491 (convert_and_check): Use it.
3493 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3495 * Makefile.in (GXX_ABI_FLAG): Don't define.
3496 * configure.in (--enable-new-gxx-abi): Remove option.
3497 * config.in: Regenerated.
3498 * configure: Likewise.
3500 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3502 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3504 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3505 regular basic block, and arrange for all edges into it to switch
3508 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3510 * Makefile.in (distclean): Do not remove .gdbinit.
3512 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3514 * Makefile.in (gcc.o): Fix typos.
3515 (protize.o): Likewise.
3516 (unprotoize.o): Likewise.
3518 2001-02-11 Richard Henderson <rth@redhat.com>
3520 * tree.c (build1): Check for null operand in last change.
3522 2001-02-11 Richard Henderson <rth@redhat.com>
3524 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3525 (fold): Don't assume a constant isn't foldable.
3526 * tree.c (build): Set TREE_CONSTANT for an expression with no
3527 side-effects and constant operands.
3530 2001-02-10 Richard Henderson <rth@redhat.com>
3532 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3534 2001-02-10 Anthony Green <green@redhat.com>
3536 * cpp.texi (Standard Predefined): Add documentation for
3539 * c-common.c (combine_strings): Improve warning message.
3541 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3543 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3545 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3547 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3549 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3552 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3554 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3557 2001-02-09 Nick Clifton <nickc@redhat.com>
3559 * config/arm/arm.md: Change output contraint on post inc
3560 load/store multiple patterns to be a read/write contraint.
3562 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3564 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3565 .o files when using the -M options.
3567 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3568 David Edelsohn <edelsohn@gnu.org>
3570 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3571 handle DImode constants. Use one TOC entry for SImode and smaller
3572 constants, aligned properly.
3574 2001-02-08 Jason Merrill <jason@redhat.com>
3576 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3577 about the SP adjustment for saving the static chain pointer.
3578 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3579 offset when setting a temporary CFA register.
3581 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3583 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3584 powerpc-*-chorusos* .
3585 * config/rs6000/chorus.h : New file.
3586 * config/i386/chorus.h : New file.
3587 * config/sparc/chorus.h : New file.
3588 * config/sparc/t-chorus-elf : New file.
3590 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3592 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3593 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3594 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3595 (__WCHAR_TYPE__): Correct macro name.
3597 2001-02-08 Richard Henderson <rth@redhat.com>
3599 * config/i386/i386.c (ix86_frame_pointer_required): New.
3600 (ix86_setup_frame_addresses): New.
3601 (struct machine_funciton): Add accesses_prev_frame.
3602 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3603 ix86_frame_pointer_required.
3604 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3605 (SETUP_FRAME_ADDRESSES): New.
3606 * config/i386/i386-protos.h: Update.
3607 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
3608 from FRAME_POINTER_REQUIRED.
3609 * config/i386/svr3gas.h: Likewise.
3610 * config/i386/sysv3.h: Likewise.
3611 * config/i386/v3gas.h: Likewise.
3613 2001-02-08 Richard Henderson <rth@redhat.com>
3615 * config/sparc/sparc.c (function_arg_record_value_3): Fix
3616 calculation of the number of integer registers required.
3617 (function_arg_record_value): Likewise.
3619 2001-02-08 Jason Merrill <jason@redhat.com>
3621 * diagnostic.c (internal_error): Say "confused" after 1 error, not
3622 two. Print file and line with "confused" message.
3624 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
3626 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3628 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
3630 2001-02-08 Bernd Schmidt <bernds@redhat.com>
3632 * final.c (cleanup_subreg_operands): The address of a MEM can
3635 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
3638 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
3640 * gcc.texi (Incompatibilities): Update documentation of
3641 preprocessing numbers.
3643 2001-02-07 Jakub Jelinek <jakub@redhat.com>
3645 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
3647 2001-02-07 Mark Mitchell <mark@codesourcery.com>
3649 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
3651 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
3652 * gcc.c (struct compiler): Add cpp_spec field.
3653 (input_file_compiler): New variable.
3654 (do_spec_1): Allow a particular compiler to handle `%C'
3656 (main): Store the current compiler in input_file_compiler.
3657 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
3659 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
3661 * cpphash.h (struct spec_nodes): Add n_true and n_false.
3662 * cppinit.c (cpp_create_reader): Initialize them.
3663 (append_include_chain): cxx_aware arg might be unused.
3664 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
3665 keywords and give them their phase 7 meaning. Pedwarn about
3666 this unless '__bool_true_false_are_defined' is defined.
3668 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3670 * lcm.c (optimize_mode_switching): Emit mode_set before the
3671 JUMP_INSN of an abnormal edge.
3673 2001-02-07 Bernd Schmidt <bernds@redhat.com>
3675 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
3676 a scheduling barrier at the end.
3678 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
3680 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
3682 * config/sh/sh.md (reload_outsf): Removed.
3683 (movsf_ie): Introduce constraints for FPUL loads and stores.
3684 (reload_insf): Broaden the output constraint.
3686 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
3688 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
3689 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
3691 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
3693 * final.c: Revert my previous changes.
3694 * output.h: Make profile_label_no extern.
3695 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
3696 for generating label.
3698 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
3700 * config/i386/djgpp.h: Add comments about standard paths.
3701 (MD_EXEC_PREFIX): Undefine before defining.
3702 (MD_STARTFILE_PREFIX): New.
3704 2001-01-30 Bruce Korb <bkorb@gnu.org>
3706 fixinc/fixincl.c(process): Emit error message only if appropriate :)
3707 (load_file): do not rely on load_file_data() to close file pointer
3708 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
3709 fixinc/inclhack.def(irix_limits_const): add test_text
3711 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3713 * cppexp.c (parse_defined): Improve diagnostics for invalid
3716 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
3718 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
3720 2001-02-06 Mark Mitchell <mark@codesourcery.com>
3722 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
3723 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
3724 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
3725 (rs6000_output_symbol_ref): New function.
3726 (output_toc): Use VTABLE_NAME_P.
3728 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3730 * print-tree.c (print_node, case PARM_DECL):
3731 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
3733 * stor-layout.c (reference_types_internal): New variable.
3734 (internal_reference_types): New function.
3735 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
3736 * tree.h (internal_reference_types): New declaration.
3738 * cse.c (find_best_addr): Fix typo in computing cost.
3740 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3742 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
3743 and this is the sum of a pointer and a constant, we know the result
3745 (num_sign_bit_copies, case PLUS): Likewise.
3746 * explow.c (convert_memory_address): Remove opposite SUBREG.
3747 * function.c (instantiate_new_reg): New function (from common code).
3748 (instantiate_virtual_regs_1): Call it.
3749 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
3750 if pointers sign- or zero-extend.
3751 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
3752 If pointers extend unsigned, use inside of SUBREG.
3753 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
3755 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
3757 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
3758 subdir of gcc_gxx_include_dir.
3759 (gcc_gxx_target_include_dir): Remove.
3761 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
3763 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
3764 (dwarf2out_frame_debug_expr): Revise introductory comments to add
3765 a high-level description.
3767 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
3769 * final.c: Move the declaration of profile_label_no to ...
3770 * output.h: ... here.
3771 * function.c (expand_function_start): Call PROFILE_HOOK.
3772 * config/rs6000/aix.h: Define PROFILE_HOOK.
3773 * config/rs6000/rs6000-protos.h: output_profile_hook new.
3774 * config/rs6000/rs6000.c (output_profile_hook): Define.
3775 (output_prolog): Do nothing for ABI_AIX as it is taken care by
3776 output_profile_hook.
3777 tm.texi : Explain new macro PROFILE_HOOK.
3779 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
3781 * extend.texi (Extended Asm): Do not say that semicolon is always
3782 a valid line-breaking character for GNU assemblers. Use
3783 newline-tab as the most commonly supported syntax. Use
3784 newline-tab rather than semicolon in multi-insn examples.
3786 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3788 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
3790 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3791 David Edelsohn <edelsohn@gnu.org>
3793 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
3794 code for AIX, even without flag_pic.
3796 2001-02-05 Jakub Jelinek <jakub@redhat.com>
3798 * c-typeck.c (common_type): push and pop binding level around
3799 calling common_type on function parameters.
3801 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
3803 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
3805 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3807 * config/mips/mips.c (override_options): Fix typo in last change.
3808 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
3809 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
3811 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
3813 * invoke.texi (-fdump-class-layout): Document.
3814 (-fdump-translation-unit): Use `=' as filename separator.
3816 2001-02-05 Mark Mitchell <mark@codesourcery.com>
3818 * Makefile.in (s-mlib): Don't build multilibs if
3820 (DRIVER_DEFINES): Adjust accordingly.
3822 (protoize.o): Likewise.
3823 (unprotoize.o): Likewise.
3824 * configure.in: Recognize --enable-multilib.
3826 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3828 * Makefile.in (DRIVER_DEFINES): Fix quoting.
3830 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
3831 * configure.in: Remove --enable-libstdcxx_v3 support.
3832 * configure: Regenerated.
3834 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3836 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
3837 Call abort instead of fatal.
3838 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
3839 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
3840 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
3841 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
3842 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
3843 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
3845 * diagnostic.h (set_internal_error_function): Renamed.
3846 * toplev.h (internal_error): Renamed from fatal.
3847 (pfatal_with_name): Deleted.
3848 (fatal_io_error): Now has printf-style arguments.
3849 * diagnostic.c (pfatal_with_name): Deleted.
3850 (fatal_io_error): Rework to have args in printf-style.
3851 (set_internal_error_function): Renamed from set_fatal_function.
3852 (internal_error): Renamed from fatal.
3853 (error_recursion, fancy_abort): Call internal_error instead of fatal.
3854 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
3855 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
3856 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
3857 * flow.c (verify_flow_info): Likewise.
3858 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
3859 * config/mips/mips.c (save_restore_insns): Likewise.
3861 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
3862 * flow.c (verify_flow_info): Likewise.
3863 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
3864 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
3865 (avr_normalize_condition): Likewise.
3866 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
3867 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
3868 (limit_reload_class, double_reg_to_memory): Likewise.
3869 (print_operand_address, emit_1600_code_shift): Likewise.
3870 (gen_tst_reg, gen_compare_reg): Likewise.
3871 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
3872 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
3874 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
3876 * c-parse.in (methoddef): Call fatal_error instead of fatal.
3877 * objc/objc-act.c (build_ivar_chain): Likewise.
3878 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
3880 * graph.c (clean_graph_dump_file): Likewise.
3881 * profile.c (init_branch_prob): Likewise.
3882 * objc/objc-act.c (objc_init): Likewise.
3884 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
3885 * config/avr/avr.c (avr_override_options): Likewise.
3886 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
3887 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
3888 * config/h8300/h8300.c (h8300_init_once): Likewise.
3889 * config/mips/mips.c (override_options): Likewise.
3890 * config/i386/i386.c (override_options): Likewise, rework.
3891 * config/m68k/m68k.c (override_options): Likewise.
3893 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
3895 * config/mips/mips.c (print_operand): Likewise.
3896 * hash.c (hash_allocate): Don't check for failure returns from
3897 obstack functions that can't fail.
3898 (hash_table_init_n, hash_table_init): Likewise; also now return void.
3899 * hash.h (hash_table_init_n, hash_table_init): Now return void.
3900 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
3901 (get_object_reference): Likewise.
3903 2001-02-04 Nick Clifton <nickc@redhat.com>
3905 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
3906 StrongARM1110, 10TDMI, and 1020T.
3908 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3910 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
3912 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
3914 * config/sh/sh.md (movdf load split): Pass register number to
3915 FP_OR_XD_REGISTER_P.
3917 2001-02-04 Mark Mitchell <mark@codesourcery.com>
3919 * cppinit.c (BC): New macro.
3920 (builtin_array): Add __GXX_WEAK__.
3921 * cpplib.h (builtin_type): Add BT_WEAK.
3922 * cppmacro.c (builtin_macro): Handle BT_WEAK.
3923 * defaults.h (SUPPORTS_ONE_ONLY): Define.
3924 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
3926 2001-02-03 Jakub Jelinek <jakub@redhat.com>
3928 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
3930 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3932 * cpphash.h: Rename _ALIGN POOL_ALIGN.
3933 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3935 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
3937 * cpphash.h: Rename ALIGN _ALIGN.
3938 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
3940 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
3942 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
3943 compilation environment.
3944 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
3945 control over location of cygwin includes and libs.
3947 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3949 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
3951 2001-02-02 lars brinkhoff <lars@nocrew.org>
3953 * md.texi (Standard Names): remove reference to spur.md.
3955 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
3957 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
3958 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
3959 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
3960 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
3961 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3963 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3965 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
3966 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
3967 number before reload.
3968 (c4x_adjust_cost): Return zero before reload.
3969 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
3970 split before reload.
3972 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3974 * c4x.c (c4x_hard_regno_rename_ok): New.
3975 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
3976 * c4x.h (HARD_REGNO_RENAME_OK): Define.
3978 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3980 * diagnostic.h: Add missing "extern" in all declarations.
3982 2001-02-02 Alex Samuel <samuel@codesourcery.com>
3984 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
3985 as for gcc_gxx_include_dir.
3987 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
3989 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
3991 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
3993 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
3994 label before alignment to be used as the braf base address.
3995 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
3997 (casesi_jump_2): Require at least TARGET_SH2.
3999 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
4000 truncation to 32-bit doubles on -m3e and -m4-single-only.
4002 2001-02-02 Mark Mitchell <mark@codesourcery.com>
4004 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
4005 the default when building a shared object.
4006 (init_spec): Use it.
4007 * testsuite/lib/g++.exp: Include the directory where libgcc
4008 is located to the LD_LIBRARY_PATH list.
4009 * invoke.texi (-shared-libgcc): Document the cases in which
4010 GCC defaults to using the shared libgcc.
4012 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4014 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
4015 unsigned is wide enough.
4017 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
4018 (si_to_float): Likewise.
4019 (float_to_si, float_to_usi): Use BITS_PER_SI.
4021 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4023 * dwarf2out.c: Added explanation of abbreviations.
4024 (def_cfa_1): Added comments listing DWARF2 instructions.
4025 (cfa_temp_reg): Removed in favor of cfa_temp.
4026 (cfa_temp_value): Removed in favor of cfa_temp.
4027 (cfa_temp): New global variable.
4028 (dwarf2out_frame_debug_expr): Added extensive introductory
4029 comments explaining the function's transformations. Revised to
4030 use cfa_temp. Added some rtx checking. Generalize IOR case.
4031 (dwarf2out_frame_debug): Revised to use cfa_temp.
4032 (output_aranges): Cast as "unsigned" to avoid warning.
4033 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
4034 explain which instructions must be marked.
4036 2001-02-01 Richard Henderson <rth@redhat.com>
4038 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
4041 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4043 * config/sh/crt1.asm (main_k): Modified so that start calls
4044 ___setup_argv_and_call_main.
4046 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
4048 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
4049 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
4050 and AVOID_LPASTE is cleared on meeting an unescaped newline.
4051 * cppmacro.c (builtin_macro): Set builtin flags here.
4052 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
4053 (replace_args): Clarify intent.
4054 (cpp_get_token): Macro expansion tokens get the saved flags.
4056 * cppmain.c (scan_buffer): Remove now-redundant print.printed
4059 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4061 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
4064 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4066 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
4067 returns Pmode pseudo, but we need ptr_mode.
4068 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
4069 Remove bogus conversions; use HOST_WIDE_INT for size.
4070 Don't use TARGET if wrong mode.
4072 * config/i386/i386.c (ix86_compute_frame_size): Allow
4073 stack_alignment_needed to be non-default even if size is zero.
4075 2001-01-31 Alan Modra <alan@linuxcare.com.au>
4077 * (hppa_init_pic_save): Emit the pic offset table
4078 reg save after last_parm_insn.
4079 * pa.c (hppa_init_pic_save): New function.
4080 * pa.h (hppa_init_pic_save): Declare.
4081 * pa.md (call, call_value, sibcall, sibcall_value): Use
4082 the above instead of duplicated code.
4084 * pa.c (hppa_encode_label): Correct size of alloca buffer
4085 so we don't overrun it. Correct leading `*' case.
4086 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
4087 need to handle `*@'.
4088 (FUNCTION_NAME_P): Likewise.
4090 2001-01-31 Richard Henderson <rth@redhat.com>
4092 * config.gcc (alpha-osf5): Use float-i128.h.
4094 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
4095 * config/float-i32.h: Likewise.
4096 * config/float-i64.h: Likewise.
4097 * config/float-sh.h: Likewise.
4098 * config/float-sparc.h: Likewise.
4100 2001-01-31 DJ Delorie <dj@redhat.com>
4102 * expmed.c (extract_bit_field): allow non-integral modes if we
4103 want to extract a whole register from itself.
4105 2001-01-31 Jakub Jelinek <jakub@redhat.com>
4107 * c-typeck.c (set_init_index): If first is equal to last, assume as
4108 if it was not a range at all.
4110 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4112 * config/fp-bit.c: Include tm.h.
4113 (float_to_si): Don't assume SImode is 32-bits wide.
4114 (float_to_usi): Likewise.
4116 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4118 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
4120 (typename): Call pending_xref_error after parsing typed_typespecs.
4121 * c-decl.c (lookup_tag): Give error immediately rather than
4122 leaving it pending if the tag of the wrong type is in the same
4124 (xref_tag): Don't pedwarn for forward declarations of enum types
4126 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
4129 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4131 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
4133 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4135 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
4136 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
4138 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4140 * cpphash.h (struct cpp_reader): New saved_flags.
4141 * cppmacro.c (cpp_get_token): Use saved_flags to remember
4142 to avoid a paste after a pasted token.
4144 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4146 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
4147 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
4148 Wtype_MIN instead of LONG_MIN.
4150 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4152 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
4154 * fixinc/fixincl.x: Regenerated.
4155 * fixinc/inclhack.def (irix_limits_const): New definition to
4156 convert "const" to "__const" in limits.h.
4158 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4160 * fixinc/genfixes (AG): Fix "autogen4" thinko.
4162 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4164 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
4165 when register dies in the insn.
4167 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4169 * diagnostic.c (fatal): Fix word wrap.
4171 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
4173 * combine.c (try_combine): Fix SUBREG setting for
4174 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
4176 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4178 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
4181 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4183 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
4185 * toplev.c (decode_W_option): Update warn_larger_than
4186 unconditionally for each processed switch.
4188 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4190 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
4192 (hppa_expand_prologue): Delete code to save pic offset table register
4193 in the function prologue.
4194 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
4195 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
4196 table register at the beginning of the function after the prologue.
4198 2001-01-29 lars brinkhoff <lars@nocrew.org>
4200 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
4202 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4203 Jeff Law <law@redhat.com>
4205 * pa.md (return): Revise comment for trivial return.
4206 (return_internal): Non-trivial return pattern for non-PIC code.
4207 (return_internal_pic): Non-trivial return pattern for PIC code.
4208 It uses the PIC register to ensure it is restored after
4210 (epilogue): Generate appropriate return for PIC and non-PIC code.
4212 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
4214 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
4216 2001-01-29 DJ Delorie <dj@redhat.com>
4218 * combine.c (if_then_else_cond): Pass the correct mode to
4219 operand_subword() for constants.
4221 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
4223 * config/i386/cygwin.h: Add w32api to include search. Search different
4224 directories in a cross-build environment.
4226 2001-11-29 Tim Josling <tej@melbpc.org.au>
4228 * tree.h (TYPE_STUB_DECL): Add documentation.
4230 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
4232 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
4233 (sdbout_field_types): Likwise. Fix use of host_integerp.
4235 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
4237 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
4240 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
4242 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
4243 to use flag_gnu_linker.
4245 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4247 * cpplib.c (T_BAD_DIRECTIVE): Remove.
4248 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
4250 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
4252 * tree.c, tree.h (build_parse_node): Remove; was identical to
4254 * c-lang.c (start_cdtor), objc/objc-act.c
4255 (build_module_descriptor): Use build_nt instead of
4258 2001-01-29 Jakub Jelinek <jakub@redhat.com>
4260 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
4261 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
4262 not have any upper bits set.
4264 2001-01-29 Phil Edwards <pme@sources.redhat.com>
4266 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
4268 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4270 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
4272 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
4274 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
4275 (integer_minus_one_node): Define.
4277 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
4279 * Makefile.in (bootstrap2-lean): Fix typo.
4281 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
4283 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
4284 : Don't set fe_value.
4285 * cpplib.h (AVOID_LPASTE): New flag.
4286 (struct cpp_hashnode): Remove fe_value.
4287 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
4288 * cppmacro.c (builtin_macro): Don't set flags here.
4289 (replace_args): Set AVOID_LPASTE flag on first token of an
4290 argument, and the token following it.
4291 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
4292 macro expansion, and on the token following it. Do it for
4294 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
4296 2001-01-27 Richard Henderson <rth@redhat.com>
4298 * config/alpha/t-ieee: Remove multilibbing.
4299 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4301 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4303 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
4305 * Makefile.in: Remove all dependencies on defaults.h.
4306 * builtins.c: Don't include defaults.h.
4307 * c-common.c: Likewise.
4308 * c-decl.c: Likewise.
4309 * c-pragma.c: Likewise.
4310 * c-typeck.c: Likewise.
4311 * combine.c: Likewise.
4313 * frame-ia64.c: Likewise.
4314 * cppexp.c: Likewise.
4315 * crtstuff.c: Likewise.
4316 * dbxout.c: Likewise.
4317 * dwarf2out.c: Likewise.
4318 * dwarfout.c: Likewise.
4319 * emit-rtl.c: Likewise.
4320 * except.c: Likewise.
4322 * final.c: Likewise.
4323 * frame-dwarf2.c: Likewise.
4324 * libgcc2.c: Likewise.
4325 * optabs.c: Likewise.
4326 * profile.c: Likewise.
4327 * sdbout.c: Likewise.
4328 * toplev.c: Likewise.
4329 * tradcif.y: Likewise.
4331 * varasm.c: Likewise.
4333 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4335 * builtins.c (expand_builtin_fputs): Use size_one_node when
4336 transforming into fwrite.
4338 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
4340 * extend.texi (Attribute Syntax): New section.
4342 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4344 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
4345 they didn't need fixing.
4347 2001-01-27 Janis Johnson <janis@us.ibm.com>
4349 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
4351 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
4352 to remove macro definitions that are duplicated from elfos.h.
4354 2001-01-27 Richard Henderson <rth@redhat.com>
4356 * config/i386/sco5gas.h: Move ...
4357 * config/usegas.h: ... here.
4358 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
4360 2001-01-27 Jakub Jelinek <jakub@redhat.com>
4362 * c-typeck.c (struct constructor_stack): Add range_stack member.
4363 (really_start_incremental_init): Clear it.
4364 (push_init_level): Save constructor_range_stack and clear it if
4365 pushing explicit braces.
4366 (pop_init_level): abort if constructor_range_stack is non-zero at
4367 explicit closing brace. Restore saved constructor_range_stack if
4370 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4372 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
4373 into register was forced into memory.
4375 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4377 * Makefile.in: Remove uses of + before $(MAKE).
4379 2001-01-26 Richard Henderson <rth@redhat.com>
4381 * stmt.c (cost_table): Remove.
4382 (COST_TABLE, cost_table_initialized): New.
4383 (estimate_case_costs): Use the later instead of the former.
4384 (balance_case_nodes): Likewise.
4386 2001-01-26 Richard Henderson <rth@redhat.com>
4388 * alias.c (objects_must_conflict_p): Read-only slots may not
4389 conflict despite having the same type.
4391 2001-01-27 Michael Hayes <mhayes@redhat.com>
4393 * loop.c (loop_giv_reduce_benefit): Copy mode size into
4395 (check_ext_dependant_givs): Initialise u_start_val and
4397 (load_mems): Make last_max_reg unsigned.
4398 (try_swap_copy_prop): Use INSN_P and initialise set.
4400 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
4402 * README.AVR : Removed.
4404 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4406 * pa-64.h (text_section): Remove declaration.
4408 * pa.md (return_internal): Remove mode on PIC register use.
4410 2001-01-25 lars brinkhoff <lars@nocrew.org>
4412 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4413 ASM_CLOSE_PAREN): fix typos.
4415 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4417 * acconfig.h: Define `const' to the empty string if neither
4418 __STDC__ nor __cplusplus is defined.
4419 * config.in: Regenerated.
4421 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4423 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4424 * collect2.c (main): Delete importf. Add ".obj" file extension.
4425 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4426 (aix_std_libs): Add additional AIX libraries to skip.
4427 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4428 * config/rs6000/aix51.h: New file.
4430 2001-01-25 Michael Hayes <mhayes@redhat.com>
4432 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4433 (loop_insn_emit_before): No longer static.
4434 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4435 (loop_givs_rescan, load_mems): Likewise.
4436 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4437 (maybe_eliminate_biv_1):
4438 (move_movables): Replace emit_call_insn_before with
4439 loop_call_insn_hoist.
4440 * loop.h (loop_insn_emit_before): Add.
4441 * unroll.c (copy_loop_body): Replace emit_insn_before with
4442 loop_insn_emit_before.
4444 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4446 * diagnostic.c (fatal): Request preprocessed source.
4448 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4450 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4451 olddecl has argument types and newdecl has none, use the argument
4454 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4456 * dwarf2out.c (prefix_of): New function. Determine longest common
4457 prefix of the two arguments. The units are whole path components.
4458 (output_file_names): When adding a new directory find the one entry
4459 with the longest common prefix already in the list. Artificially
4460 generate entry if there is none for this prefix.
4461 Fix test to check whether the zeroth directory entry is used.
4463 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4465 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4466 Changed all callers. Take it into account when deciding if a
4467 previously loaded value matches.
4469 2001-01-24 Richard Henderson <rth@redhat.com>
4471 * reload.c (find_reloads_subreg_address): Fail the substitution
4472 if the resulting address is insufficiently aligned.
4474 2001-01-24 DJ Delorie <dj@redhat.com>
4476 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4477 check the original operand's mode also.
4478 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4480 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4482 * c-parse.in (cast_expr): Move compound literals from here ...
4483 (primary): ... to here. Use standard terminology "compound
4484 literal" instead of "constructor expression".
4486 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4488 * gcc.1, cpp.1: Regenerate.
4490 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4492 * calls.c (emit_library_call_value_1): Memory slot for
4493 pass-by-reference argument should have the mode of the argument,
4494 not of the pointer to it.
4496 2001-01-24 Tom Tromey <tromey@redhat.com>
4498 * gcc.texi (G++ and GCC): Mention gcj manual.
4499 (Standards): Link to section of manual mentioning gcj/Java
4502 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4504 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4505 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4506 * tradcpp.c (main): Add -imacros or -include'd dependencies
4508 * cpp.texi (-M, -MM): Document -M -include behaviour.
4510 2001-01-24 Roger Collins <roger@ProProject.com>
4512 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4514 2001-01-24 Will Cohen <wcohen@redhat.com>
4516 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4517 whether registers are 32 bits or 64 bits in size.
4519 2001-01-24 Ben Elliston <bje@redhat.com>
4521 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4523 2001-01-24 Richard Henderson <rth@redhat.com>
4525 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4526 (builtin_longjmp): Use it instead of emit_indirect_jump.
4528 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4530 * bb-reorder.c (make_reorder_chain_1): Handle case where
4531 jump edge goes to the same block as the fallthru edge.
4533 2001-01-23 Jim Wilson <wilson@redhat.com>
4535 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4536 * frame.h (__ia64_personality_v1): Add prototype.
4537 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4538 prototype form. Add void * cast to first argument to personality
4540 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4541 (asctoe113): Likewise.
4542 * config/ia64/frame-ia64.c: Include eh-common.h.
4543 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4545 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4547 (itanium_split_issue): Add prototype.
4548 (gen_nop_type): Ifdef out.
4549 (find_best_packet): Initialize best_packet.
4550 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4552 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4553 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4554 (flushrs): Add explicit stop bit at end.
4555 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4558 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4560 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4562 * libgcc2.c (__terminate_func): Make variable static.
4563 (__terminate_set_func): New function to set __terminate_func.
4564 * libgcc2.h (__terminate_func_ptr): New typedef.
4565 (__terminate_set_func): New function.
4567 2001-01-23 Richard Henderson <rth@redhat.com>
4569 * flow.c (init_propagate_block_info): Don't consider unchanging
4570 memories for dead frame store elimination.
4572 2001-01-23 Richard Henderson <rth@redhat.com>
4574 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4575 * defaults.h: ... here.
4577 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4579 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4581 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4583 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4585 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4587 * rs6000.h (rs6000_return_addr): Move prototype from here...
4588 * rs6000-protos.h (rs6000_return_addr): ...to here.
4589 (rs6000_init_expanders): Delete prototype.
4591 2001-01-23 Nick Clifton <nickc@redhat.com>
4593 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4594 (Spec Files): Document %B and %j and %. and %v3 and %M and
4595 %{S*&T} spec switches.
4597 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4599 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4601 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4602 Neil Booth <neil@daikokuya.demon.co.uk>
4604 * cpperror.c: Merge handlers of PEDWARN and WARNING.
4605 Have -Werror make pedantic warnings errors, like the
4608 2001-01-23 Phil Edwards <pme@sources.redhat.com>
4610 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
4612 2001-01-23 Jakub Jelinek <jakub@redhat.com>
4614 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
4615 * integrate.c (expand_inline_function): Initialize them.
4616 (subst_constants): If changing COMPARE so that both its arguments
4617 will be VOIDmode and the comparison mode will be lost, note
4618 compare_mode. Use the recorded compare_mode to optimize
4621 2001-01-23 Jason Merrill <jason@redhat.com>
4623 * dwarf2out.c (new_die): Use xcalloc.
4624 (output_die): Abort rather than emit a local reference to offset 0.
4626 2001-01-17 Andrew Haley <aph@redhat.com>
4628 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
4629 of a saved register; return NULL instead.
4630 (copy_reg): Take a pointer to a source register rather than a
4632 (next_stack_level): Remember the address in the stack frame of all
4634 Use the saved register pointer array as the source of the CFA.
4635 (throw_helper): Rewrite. Unwind once rather than twice and keep
4636 track of saved registers as we go.
4638 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4640 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
4641 * c4x.c (c4x_legitimize_reload_address): Remove.
4642 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
4643 reload address for ldp(k) insn.
4645 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
4647 * pa.md (return_internal): Add a USE of the PIC register to ensure
4648 it is restored after each call.
4649 (return expander): Corresponding changes.
4651 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4653 * rs6000.h (INIT_EXPANDERS): Delete.
4654 (RETURN_ADDR_RTX): Call rs6000_return_addr().
4655 * rs6000.c (rs6000_override_options): Call *_machine_status from
4657 (rs6000_init_expanders): ...instead of here. Delete.
4658 (rs6000_mark_machine_status): New function.
4659 (rs6000_init_machine_status): Use xcalloc.
4660 (rs6000_return_addr): Generate RTX for the return address.
4661 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
4662 (rs6000_stack_info): Use it.
4664 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
4666 * gthr-win32.h: Include errno.h to get a declaration for
4667 EINVAL and _mingw.h if the target is mingw32.
4669 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
4671 * cpp.texi: Correct typos.
4673 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4675 * explow.c (probe_stack_range): Ensure value passed to
4676 stack_check_libfunc is ptr_mode, not Pmode.
4678 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
4680 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
4681 case, don't use operand_subword to calculate a SUBREG that is
4684 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
4686 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4688 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
4689 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
4690 valid. If not replace it by equivalent insns.
4692 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4694 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
4695 contains SYMBOL_REF, LABEL_REF and CONST_INT.
4696 (c4x_U_constraint, symbolic_address_operand): Likewise.
4697 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
4699 (c4x_r11_set_p, c4x_check_laj_p): New functions.
4700 * c4x-protos.h (c4x_check_laj_p): Add prototype.
4701 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
4702 anulling slot because of silicon bug.
4703 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
4705 2001-01-22 Alan Modra <alan@linuxcare.com.au>
4707 * cppexp.c (parse_charconst): Change `mask' type to agree
4710 2001-01-21 Richard Henderson <rth@redhat.com>
4712 * config/i386/i386.c (ix86_asm_file_end): Disable putting
4713 pic_label_name in a linkonce section.
4715 2001-01-17 Philipp Thomas <pthomas@suse.de>
4717 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
4719 * configure: Regenerate.
4721 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
4723 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
4724 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
4726 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
4728 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
4729 If REVERSE nonzero then condition code in X must be reversed.
4730 (encode_section_info): Optimise if/else.
4731 (avr_function_value): Fix formatting.
4733 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
4734 (difficult_branch): Likewise.
4735 (rvbranch): Likewise.
4736 (difficult_rvbranch): Likewise.
4738 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
4740 * config/avr/libgcc.S: Fix comment.
4742 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4744 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
4746 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4748 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
4750 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4752 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
4753 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
4754 * configure, config.in: Regenerate.
4755 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
4756 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
4757 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
4758 (doprint.o): New rule.
4760 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
4762 * c-typeck.c (digest_init): Handle boolean types as scalars.
4764 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4766 * stmt.c (expand_return): Don't return anything if size is zero.
4767 Delete redundant assignment to BYTES.
4768 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
4770 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
4772 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
4773 the same as the default library function names.
4774 * config/avr/avr.md: Document special characters after '%'.
4775 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
4776 knowing which of the call-used registers are really clobbered.
4777 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
4778 New. Both quotient and remainder from one libgcc.S call.
4779 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
4780 clobber as few registers as possible.
4781 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
4783 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
4785 * cppmacro.c (funlike_invocation_p): Don't move back up to the
4786 context of the top of the stack.
4788 2001-01-20 Jakub Jelinek <jakub@redhat.com>
4790 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
4791 (fixup_var_refs_insns): ...here.
4793 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
4795 * function.c (fixup_var_refs_insns): Break up into
4796 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
4797 [loop over entire insn list], and fixup_var_refs_insns_with_hash
4798 [loop over hash table entries].
4799 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
4800 fixup_var_refs_insns_with_hash, to match above changes.
4802 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
4804 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
4805 (libgcc.a): Likewise.
4806 (stmp-multilib): Likewise.
4807 (STAGE2_FLAGS_TO_PASS): Likewise.
4809 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4811 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
4812 temporary if no_new_pseudos.
4814 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
4816 * cppinternals.texi: Update.
4818 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
4820 * arm.c (arm_init_builtins): Re-enable builtins.
4822 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4824 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
4825 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
4826 element to be null, and always expect an EXPR_LIST.
4827 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
4828 * sched-deps.c (sched_analyze_1): Likewise.
4829 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4831 * regclass.c (max_set_parallel): New variable.
4832 (reg_scan): Take it into account in computation of max_parallel.
4833 (reg_scan_mark_refs, case SET): Compute it.
4835 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
4837 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
4838 * function.c (assign_parms): Use INTVAL for a CONST_INT.
4840 2001-01-19 Jason Merrill <jason@redhat.com>
4842 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
4843 for the abstract instance of an inline function.
4845 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
4846 J"orn Rennecke <amylaar@redhat.com>
4848 * reload1.c (move2add_note_store): Treat all registers directly or
4849 indirectly derived from a base register as members of the same set
4851 (reload_cse_move2add): Adjust accordingly. Take mode and offset
4852 of base register into account.
4854 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
4856 * alias.c (find_base_value): Recognize TRUNCATE.
4857 (record_set): In PLUS case, invalidate if other summand is also a
4860 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4862 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
4863 entry to be EXPR_LIST.
4864 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
4865 be an EXPR_LIST (but not null, which other code doesn't allow).
4866 (note_stores): Properly handle PARALLEL in SET.
4867 Recursively call for top-level PARALLEL.
4868 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
4869 * sched-rgn.c (check_live_1, update_live_1): Likewise.
4871 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
4873 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
4875 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
4876 not pfile->skipping (== 0).
4878 2001-01-17 Nick Clifton <nickc@redhat.com>
4880 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
4883 2001-01-17 Jim Wilson <wilson@redhat.com>
4885 * invoke.texi (IA-64 options): Improve.
4887 2001-01-17 Tom Tromey <tromey@redhat.com>
4889 * invoke.texi (Optimize Options): Use `{}' to around @samp
4892 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
4894 * invoke.texi (-fno-guess-branch-probability): New option.
4896 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4898 * combine.c (try_combine): Don't set i3_subst_into_i2 for
4899 case of making new double-word constant.
4900 Revert last change: instead just test i3_subst_into_i2.
4902 2001-01-17 Jakub Jelinek <jakub@redhat.com>
4904 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
4905 Use q constraints instead of r.
4907 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
4909 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
4910 (machine_function): Define.
4911 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
4912 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
4913 pa_free_machine_status): New functions.
4914 (override_options): Set {init,mark,free}_machine_status to above.
4915 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4916 PIC_OFFSET_TABLE_REGNUM_SAVED.
4917 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
4918 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
4919 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
4920 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
4921 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4923 2001-01-15 DJ Delorie <dj@redhat.com>
4925 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
4929 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4931 * flow.c (propagate_on_insn): Make trying to delete a prologue
4932 or epilogue insn an ICE, not a warning. Allow doing this if
4933 the current function returns with stack pointer depressed.
4935 * combine.c (try_combine): If i3_subst_into_i2, properly check for
4936 I3 having more than one SET.
4938 2001-01-16 Jim Wilson <wilson@redhat.com>
4940 * invoke.texi: Document IA-64 options.
4942 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
4943 (fixup_errata): Delete TARGET_A_STEP use.
4944 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
4945 (TARGET_SWITCHES): Delete -ma-step option.
4946 * config/ia64/ia64.md (all FP patterns): Delete %B0.
4947 (movqicc_astep, movqi_internal_astep, movhicc_astep,
4948 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
4949 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
4950 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
4951 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
4953 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
4954 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
4955 cmovsi_internal): Delete ! TARGET_A_STEP check.
4957 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4959 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
4960 possibility to report bugs via postal mail. Change a URL and
4961 merge in a nearly duplicate statement...
4962 (Bug Reporting): ...from here.
4963 (Service): Refer to the Bug Reporting section instead of
4965 (Contributing): Remove trivial explanations concerning snapshots.
4967 2001-01-16 Alan Modra <alan@linuxcare.com.au>
4969 * cppmain.c (general_init): Don't use ANSI prototype.
4971 2001-01-16 Tom Tromey <tromey@redhat.com>
4973 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
4975 2001-01-16 Richard Henderson <rth@redhat.com>
4977 * config/i386/i386.h: Fix comment typo.
4978 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
4979 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
4981 2001-01-16 Phil Edwards <pme@sources.redhat.com>
4983 * gcc.c: Revert previous -fsyntax-only-related change; move
4986 2001-01-16 Jakub Jelinek <jakub@redhat.com>
4988 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
4989 inmode after checking GET_CODE (op).
4991 2001-01-16 Richard Henderson <rth@redhat.com>
4993 * flow.c (struct propagate_block_info): Add mem_set_list_len.
4994 (MAX_MEM_SET_LIST_LEN): New.
4995 (propagate_one_insn): Update mem_set_list_len.
4996 (invalidate_mems_from_autoinc): Likewise.
4997 (invalidate_mems_from_set): Likewise.
4998 (mark_used_regs): Likewise.
4999 (init_propagate_block_info): Likewise. Stop collecting memories
5000 when we reach MAX_MEM_SET_LIST_LEN.
5001 (mark_set_1): Likewise.
5003 2001-01-16 Richard Henderson <rth@redhat.com>
5005 * unroll.c (precondition_loop_p): Fail if no iteration
5008 2001-01-16 Phil Edwards <pme@sources.redhat.com>
5010 * gcc.c: When -fsyntax-only is given, do not complain about
5013 2001-01-15 Richard Henderson <rth@redhat.com>
5015 * config/i386/i386.c (asm_output_function_prefix): Remove.
5016 (ix86_asm_file_end): New.
5017 (load_pic_register): Generate pic_label_name into a
5018 staticly allocated buffer.
5019 * config/i386/i386-protos.h: Update.
5020 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
5021 (ASM_FILE_END): New.
5022 * config/i386/i386afe.h: New file.
5023 * config.gcc (i?86-*-elf) [tm_file]: Use it.
5024 (i?86-*-{freebsd,linux*,moss*}): Likewise.
5025 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
5026 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
5027 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
5028 * config/i386/sco5.h (ASM_FILE_END): Likewise.
5029 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
5031 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5033 * Makefile.in (install-man): Remove explicit dependency on
5036 * configure.in, configure: Revert previous patch requiring perl
5039 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
5041 * toplev.c (flag_guess_branch_prob): New.
5042 (f_options): Add guess-branch-probability option.
5043 (rest_of_decl_compilation): Only estimate branch probability if
5045 (main): set flag_guess_branch_prob.
5047 * flags.h (flag_guess_branch_prob): New.
5049 2001-01-15 DJ Delorie <dj@redhat.com>
5051 * gcc.texi (Makefile): Add documentation for Makefile targets.
5053 2001-01-15 Philip Blundell <philb@gnu.org>
5055 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
5057 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
5058 (is_pic): Delete declaration.
5059 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
5060 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
5061 * config/arm/arm.md (builtin_setjmp_receiver): New.
5063 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5065 * arm.c (use_return_insn): Don't try to determine the function type
5066 until after reload has completed.
5067 (arm_output_epilogue): Don't adjust the sp value recovered from the
5069 (emit_multi_reg_push): Don't record dwarf information for the pc.
5070 * arm.md (eh_epilogue): The function type may have changed, so it
5071 needs to be recalculated.
5072 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
5073 unwind tables on arm/netbsd.
5075 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5077 * arm.md (cbranchsi4): Correct calculation of branch ranges.
5078 (negated_cbranchsi4): Likewise.
5080 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5082 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
5083 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5084 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
5085 pass -mapcs-* options to assembler.
5086 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
5087 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5088 (ASM_SPEC): Call subtarget_extra_asm_spec.
5090 2001-01-15 Andreas Jaeger <aj@suse.de>
5092 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
5094 (ix86_expand_builtin): Likewise.
5096 * gencodes.c (output_predicate_decls): Make i size_t to avoid
5097 warning about comparison between signed and unsigned.
5099 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5101 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
5103 2001-01-14 Ralf Baechle <ralf@gnu.org>
5105 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
5106 SUBTARGET_CPP_SPEC apropriatly.
5108 2001-01-12 Mark Mitchell <mark@codesourcery.com>
5110 * varasm.c (make_decl_rtl): Fix typo in last change.
5112 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
5114 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
5115 linker supports the init_priority C++ attribute.
5116 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
5117 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
5118 linker does not support init_priority C++ attribute.
5120 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
5122 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
5124 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5126 * c-parse.in (finish_parse): Add comment about cpp_destroy.
5127 * cp/lex.c (finish_parse): Similarly.
5128 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
5129 Return the number of errors encountered.
5130 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
5131 * cppmain.c (main): Don't call cpp_destroy.
5133 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5135 * configure.in: Require at least perl 5.6.0 to regenerate
5137 * configure: Regenerate.
5139 2001-01-14 Richard Henderson <rth@redhat.com>
5141 * genrecog.c (DT_veclen_ge): New.
5142 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
5143 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
5144 (nodes_identical_1): Handle DT_veclen_ge.
5145 (write_cond, debug_decision_2): Likewise.
5147 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5149 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
5151 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
5153 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5155 * cppmain.c (do_preprocessing): New function; most of the old
5157 (main): Call it to do most of the work.
5158 (cb): Move from global scope to set_callbacks ().
5159 (setup_callbacks): Get the callback pointer.
5160 (general_init, printer_init): Clean up code and comments.
5162 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5164 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
5167 2001-01-14 Kazu Hirata <kazu@hxi.com>
5169 * config/h8300/h8300.c (get_shift_alg): Update comments.
5171 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5173 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
5174 (alloc_page, ggc_alloc): Add casts to remove warnings.
5176 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5178 * combine.c (simplify_comparison): Don't change `code' when
5179 can't reverse comparison.
5181 2001-01-14 Richard Henderson <rth@redhat.com>
5183 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
5184 update all call sites. Return true for all non-label constants.
5186 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
5188 * i386.c (ix86_expand_compare): Add bypass_test and second_test
5190 (ix86_expand_branch): Update.
5191 (ix86_expand_setcc): Update to handle multiple test conditions.
5192 (expand_int_movcc): Likewise.
5193 (expand_fp_movcc): Likewise.
5194 * i386-protos.h (ix86_expand_compare): New.
5195 * i386.md (andqi_?_slp, orqi_?_slp): New.
5196 (conditional trap expander): Update call to ix86_expand_compare.
5198 2001-01-14 Richard Henderson <rth@redhat.com>
5200 * config/vax/vax.md: Use nonimmediate_operand instead of
5201 general_operand in destinations.
5203 * config/vax/vax.md (indirect_jump): Use register_operand.
5205 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
5206 * config/vax/vax.md (call_pop): Turn into an expander.
5207 (call_value_pop): Likewise.
5208 (call, call_value): New.
5210 2001-01-14 Andreas Jaeger <aj@suse.de>
5212 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
5214 (ix86_fp_compare_mode): Add unused attribute.
5215 (ix86_expand_fp_movcc): Remove unused variable.
5216 (ix86_expand_builtin): Make fcode unsigned.
5218 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
5219 (expand_expr): Add cast to avoid signed warning.
5220 (store_field): Likewise.
5221 (store_constructor_field): Likewise.
5222 (store_constructor): Likewise.
5223 (store_expr): Likewise.
5224 (clear_storage): Likewise.
5225 (emit_group_store): Likewise.
5226 (emit_group_load): Likewise.
5228 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5230 * c-common.c: Move format checking code to ...
5231 * c-format.c: ... here. New file. Reorder some functions and
5233 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
5235 * c-common.h (decl_handle_format_attribute,
5236 decl_handle_format_arg_attribute): Declare.
5237 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
5238 (c-common.o): Adjust dependencies.
5239 (c-format.o): New list of dependencies.
5241 2001-01-13 Jakub Jelinek <jakub@redhat.com>
5243 * unroll.c (loop_iterations): If we cannot prove iteration variable
5244 is set once in each iteration, punt.
5246 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
5248 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
5249 (*strlenhi): Remove clobber (which was buggy) of output address.
5251 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5253 * Makefile.in (generated-manpages): Add gcc.1
5254 ($(srcdir)/gcc.1): New target.
5255 (maintainer-clean): Delete $(srcdir)/gcc.1.
5256 * gcc.texi: Add macros @gccoptlist and @gol.
5257 * invoke.texi: Include option summary in manpage. Mark up option
5258 summary with @gccoptlist and @gol. Use @r in one place where
5260 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
5261 * gcc.1: Generate from invoke.texi.
5263 2001-01-13 Richard Henderson <rth@redhat.com>
5265 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
5266 (struct page_entry): Add group member.
5267 (struct page_group): New.
5268 (struct globals): Add page_groups member.
5269 (alloc_anon): Only define for using mmap; remove valloc call.
5270 (page_group_index): New.
5271 (set_page_group_in_use): New.
5272 (clear_page_group_in_use): New.
5273 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
5274 (free_page, release_pages): Likewise.
5275 * configure.in (with-gc): Default to ggc-page always.
5277 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5279 * reload1.c (replace_pseudos_in_call_usage): Use
5280 reg_equiv_constant and reg_equiv_address, and don't try
5281 regno_reg_rtx first.
5283 2001-01-13 Richard Henderson <rth@redhat.com>
5285 * ggc-page.c (alloc_page): Round up allocation size to one page.
5286 Set e->order on extra pages.
5288 2001-01-13 Richard Henderson <rth@redhat.com>
5290 * genrecog.c (nodes_identical): Expand commentary.
5291 (write_switch): Watch out for identical nodes.
5293 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5295 * cppfiles.c (_cpp_fake_include): New function.
5296 * cpphash.h (_cpp_fake_include): New.
5297 * cpplib.c (do_line): Call _cpp_fake_include when entering
5298 header files in preprocessed input.
5299 * cppmain.c (cb_pragma_implementation): Remove handling.
5300 (setup_callbacks): Don't register pragmas.
5302 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5304 * extend.texi: Udate for CPP.
5306 2001-01-13 Andreas Jaeger <aj@suse.de>
5308 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
5310 * regmove.c: Add prototype for replace_in_call_usage.
5312 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5314 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
5315 struct cpp_chunk, struct htab, struct toklist,
5316 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
5317 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
5318 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
5319 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
5320 (struct macro_args): Delete.
5321 * cpphash.h: See above.
5323 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5325 * cppmain.c (struct printer): Remove no_line_dirs.
5327 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
5328 : Use options rather than CPP_OPTION.
5329 (setup_callbacks): Use cb rather than pfile->cb.
5330 (main): No need to check for a buffer. Use cpp_errors.
5331 (printer_init): Don't set no_line_dirs.
5332 (maybe_print_line): Use options not no_line_dirs.
5333 (cb_file_change): Don't call print_line if -P.
5335 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5337 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
5339 * c-parse.in (finish_parse): Use cpp_errors.
5340 (__yylex): Use return value of cpp_pop_buffer.
5341 * cp/lex.c (finish_parse): Use cpp_errors.
5342 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
5344 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
5346 * README.AVR: URLs corrected.
5348 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5350 * c-decl.c (start_function): Don't warn if old prototype is builtin
5351 that's not in C's namespace.
5352 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
5353 (_bb): Add prototype for ctime.
5354 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
5356 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
5358 * i386.c (ix86_fp_comparison_arithmetics_cost,
5359 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
5360 ix86_fp_comparison_cost): New functions.
5361 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
5362 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
5363 two-branch sequences; make static.
5364 (ix86_use_fcomi_compare): Do decision according to the costs.
5365 (split_fp_branch): New.
5366 * i386.md (compare-and-branch patterns): Use split_fp_branch.
5367 * i386-protos.h (ix86_expand_fp_compare): Remove
5368 (ix86_split_fp_branch): Declare.
5370 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
5371 and ix86_comparison_operator.
5373 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
5376 * i386.c (put_condition_code): Output properly the unordered/ordered
5377 compares in fp case.
5378 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
5380 * tm.texi (REVERSE_CONDITION): Document.
5381 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
5382 in -ffast-math mode.
5383 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
5385 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5387 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
5389 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
5392 * config/sh/sh.c (mova_p): Fix test for mova_const.
5394 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5396 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
5397 cpp_get_options rather than dereferencing pfile and using
5399 * scan-decls.c (scan_decls): Use return value of
5400 cpp_pop_buffer rather than CPP_BUFFER.
5402 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5404 * cppinit.c (cpp_handle_option): help_only is now part of the
5405 cpp_options structure.
5406 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5407 cpp_set_callbacks): New functions.
5408 * cpplib.h (cpp_callbacks): Break out as a named structure.
5409 (cpp_options): Move help_only here from cpp_reader.
5410 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5411 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5412 cpp_set_callbacks): New prototypes.
5413 * cppmain.c (main): Update for help_only.
5415 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5417 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5418 Also build and remove and install and uninstall c-tree.info and
5420 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5421 ($(srcdir)/cppinternals.info): New target.
5422 * c-tree.texi: Change file name used when makeinfo used without -o
5423 from ir.info to c-tree.info. Add info directory entry.
5424 * cppinternals.texi: Add info directory entry.
5425 * .cvsignore: Update.
5427 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5429 * c-typeck.c (store_init_value): Don't require constant initializer
5430 elements with -pedantic -std=c99.
5431 (digest_init): Change error about non-constant initializer elements
5433 (constructor_range_end): Remove.
5434 (constructor_incremental, designator_depth,
5435 designator_errorneous): New variables.
5436 (struct constructor_stack): Remove range_end, add incremental.
5437 (struct constructor_range_stack, constructor_range_stack): New.
5438 (struct initializer_stack): Add constructor_range_stack.
5439 (finish_init): Set it.
5440 (start_init): Likewise. require_constant_elements for non-static
5441 trees only if not flag_isoc99.
5442 (really_start_incremental_init): Remove constructor_range_end, add
5443 constructor_incremental.
5444 (pop_init_level): Likewise.
5445 (push_init_level): Likewise. If implicit and the subobject had some
5446 value set already, preinitialize the level with it.
5447 Warn about missing braces only if not pushing due to designators.
5448 (set_designator, push_range_stack): New functions.
5449 (set_init_label): Use them.
5450 (set_init_index): Likewise. Remove constructor_range_end.
5451 Error if designator index is outside of array bounds.
5452 (add_pending_init): Compare values of purpose index trees, not the
5453 trees themselves. Allow overwriting of already initialized element.
5454 Issue a warning if it had side-effects.
5455 (set_nonincremental_init, set_nonincremental_init_from_string): New
5457 (pending_init_member): Rename to...
5458 (find_init_member): ...this function. Call set_nonincremental_init
5459 if necessary. Compare values of purpose index trees, not the trees
5460 themselves. Return the actual value, not just non-zero if something
5462 (output_init_element): Remove checks for duplicates.
5463 If field has zero size, only check the initializer for correctness.
5464 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5465 if constructor_incremental is zero. Change error about initializers
5466 not computable at load time into pedwarn.
5467 (output_pending_init_elements): Compare bit positions, not
5468 FIELD_DECLs to take into account zero-sized fields.
5469 (process_init_element): Use constructor_range_stack to fill all
5470 ranges in the designator lists from current level up.
5471 * extend.texi: Update documentation for labeled elements.
5473 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5475 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5476 to function usage for arguments passed by reference. Optimize
5477 callee-copied arguments.
5478 * regmove.c (replace_in_call_usage): New function.
5479 (fixup_match_1): Call it.
5480 * cse.c (cse_insn): Canonicalize registers in function usage.
5481 * reload1.c (replace_pseudos_in_call_usage): New function.
5484 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5487 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5489 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5492 2001-01-12 DJ Delorie <dj@redhat.com>
5494 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5495 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5498 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5500 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5501 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5502 -std options alongside references to -ansi. Update some
5503 documentation for C99.
5504 * cpp.1: Regenerate.
5506 2001-01-12 Andreas Jaeger <aj@suse.de>
5508 * haifa-sched.c (restore_line_notes): Remove argument block B
5510 * sched-ebb.c (schedule_ebb): Change caller.
5511 * sched-rgn.c (schedule_region): Likewise.
5512 * sched-int.h (restore_line_notes): Adjust prototype.
5514 * loop.h: Remove wrong declaration of doloop_condition_get.
5516 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5518 * extend.texi: Move C++-extension-related node from the C section
5519 into the C++ section.
5521 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5523 * extend.texi: Refer to an array of pointers to functions instead
5524 of one of functions.
5526 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5527 Jan Hubicka <jh@suse.cz>
5529 * combine.c (reversed_comparison): Fix typo in last patch.
5531 (combine_reversed_comparison_code): Make static to follow
5532 prototype declaration.
5534 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5536 * install.texi: Remove misplaced duplicate entry.
5538 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5540 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5542 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5544 * final.c: (leaf_function_p): Fix typo.
5546 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5548 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5549 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5551 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5552 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5553 mmap_anon, and valloc is available.
5554 * ggc-page.c: Restructure ifdef logic to match new autoconf
5555 spec. Don't throw away the test page in init_ggc.
5557 * configure, config.in: Regenerate.
5559 2001-01-12 Michael Hayes <mhayes@redhat.com>
5561 * loop.h (total_biv_increment): Constify iv_class pointer.
5562 (struct induction): Replace `mem_mode' with `mem' rtx.
5563 * unroll.c (total_biv_increment): Constify iv_class pointer.
5564 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5565 (find_mem_givs, combine_givs_p): Likewise.
5566 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5568 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5570 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5572 (__gthread_getspecific): Ditto.
5574 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5576 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5577 put_condition_code): Convert fp comparison codes to integer
5579 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5582 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5583 * i386-protos.h (no_comparison_operator): Kill.
5585 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5587 * combine.c (REVERSIBLE_CC_MODE): Remove.
5588 (reversible_comparison_p): Remove.
5589 (combine_reversed_comparison_code): New.
5590 (reversed_comparison): New.
5591 (combine_simplify_rtx): Use
5592 combine_reversed_comparison_code/reversed_comparison instead
5593 of reversible_comparison_p.
5594 (simplify_if_then_else): Likewise.
5595 (simplify_set): Likewise.
5596 (simplify_logical): Likewise.
5597 (if_then_else_cond): Likewise.
5598 (known_cond): Likewise.
5599 (simplify_comparison): Likewise.
5601 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5603 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5604 sizeof (int) is larger than sizeof(__word__).
5606 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5608 * cppinit.c (do_includes): Fix typo.
5610 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5612 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
5613 in S_REGS does not occur because not all sources are possible
5614 when a S_REGS is a destination (sometimes needs a clobber).
5615 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
5616 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
5617 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
5618 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
5619 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
5620 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
5621 (lshrdi_const1, lshrsi3_const16): Likewise.
5622 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
5623 (*movhi_68hc12, *movqi_68hc12): Likewise.
5624 (movstrictqi): Make sure reloading in D_REGS as a destination
5627 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5629 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
5631 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5633 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
5634 -D, -U and -A, and don't initialize the builtins.
5635 (do_includes): Error if -include or -imacros with -fpreprocessed.
5636 * cppmain.c (cb_define, cb_undef): Unconditionally process
5638 * tradcpp.c (main): Fix typo.
5640 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
5642 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
5643 (read_name_map): Use IS_ABSOLUTE_PATH.
5644 * tradcpp.c (get_filename): Likewise.
5646 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5648 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
5649 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
5650 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
5651 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
5652 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
5653 (cmphi_z_used): Don't use '@' for the output.
5654 (tstqi_z_used): Likewise.
5655 (cmpqi_z_used): Likewise.
5656 (one_cmplsi2): Likewise.
5658 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5660 * config/sh/sh.c (barrier_align): Recognize branch around far
5661 branch and redundant insn.
5663 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
5665 * invoke.texi: Restore documentation of the drivers' switches -MD
5668 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5670 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
5672 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
5673 check-objc//%): Support parallel testing of multilibs.
5674 (TESTSUITEDIR): Set to testsuite by default, but override for
5676 (check-gcc, check-g++, check-g77, check-objc): Enter
5679 2001-01-11 Bernd Schmidt <bernds@redhat.com>
5681 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
5682 * sched-deps.c (deps_may_trap_p): Likewise.
5683 * basic-block.h: Remove a comment.
5684 * flow.c (PROP_POSTRELOAD): Remove.
5685 (update_life_info): Don't add it to prop_flags.
5686 (mark_set_1): Lose the code that was enabled by it.
5688 2001-01-11 Michael Hayes <mhayes@redhat.com>
5690 * flow.c (flow_call_edges_add): New.
5691 * basic_block.h (flow_call_edges_add): New.
5693 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
5695 * reload1.c (move2add_note_store): Update reg_set_luid even if
5696 base reg remains the same.
5698 2001-01-10 Nick Clifton <nickc@redhat.com>
5700 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
5701 machine_function structure to zero.
5702 Add prototypes for machine_status functions.
5704 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5706 * c-common.h (CTI_VOID_LIST): Remove.
5707 (void_list_node): Likewise.
5708 * tree.h (TI_VOID_LIST_NODE): New enumeral.
5709 (void_list_node): New macro.
5710 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
5711 * config/i386/i386.c (ix86_init_builtins): Likewise.
5712 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
5714 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5716 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
5717 * cppinit.c (cpp_start_read): Update comment, remove unneeded
5719 * tradcpp.c: Include mkdeps.h.
5720 (deps, print_deps_phony_targets, deps_append, output_deps,
5721 init_dependency_output, output_deps): New.
5722 (deps_buffer, deps_allocated_size, deps_size, deps_column,
5723 deps_output): Delete.
5724 (print_deps_missing_files): Rename deps_missing_files.
5725 (inhibit_output): Make global.
5726 (main): Delete inhibit_output, deps_stream, deps_target.
5727 Use mkdeps functionality in the same way as cpplib. Remove
5728 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
5729 -M and -MM. Remove old handling of deps via deps_out, and
5730 old reading of environment variables.
5731 (get_filename): Update to use deps_add_dep.
5733 2001-01-10 Mark Mitchell <mark@codesourcery.com>
5735 * output.h (make_function_rtl): Remove prototype.
5736 (make_decl_rtl): Likewise.
5737 * varasm.c (make_function_rtl): Remove.
5738 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
5739 than from a third parameter.
5740 * tree.h (make_decl_rtl): Remove last parameter.
5741 * c-decl.c (builtin_function): Remove last argument in call to
5742 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
5743 (start_function): Likewise.
5744 * except.c (call_get_eh_context): Likewise.
5745 * expr.c (emit_block_move): Likewise.
5746 (clear_storage): Likewise.
5747 * profile.c (output_func_start_profiler): Likewise.
5748 * toplev.c (rest_of_decl_compilation): Likewise.
5749 * objc/objc-act.c (create_builtin_decl): Likewise.
5750 (synth_module_prologue): Likewise.
5751 (generate_static_reference): Likewise.
5752 (build_selector_reference_decl): Likewise.
5753 (build_class_reference_decl): Likewise.
5754 (build_objc_string_decl): Likewise.
5755 (build_protocol_reference): Likewise.
5757 2001-01-10 Richard Henderson <rth@redhat.com>
5759 * hwint.h: Revert yesterday's change.
5761 2001-01-10 Nick Clifton <nickc@redhat.com>
5763 * function.h (save_machine_status): Delete.
5764 (restore_machine_status): Delete.
5765 Amend comment describing {init|mark|free}_machine_status.
5767 * function.c (save_machine_status): Delete.
5768 (restore_machine_status): Delete.
5769 Amend comment describing {init|mark|free}_machine_status.
5770 (push_function_context_to): Remove invocation of
5771 save_machine_status.
5772 (pop_function_context_from): Remove invocation of
5773 restore_machine_status.
5775 * emit-rtl.c (init_emit_once): Amend comment describing
5776 {init|mark|free}_machine_status.
5778 * tm.texi (Per-Function Data): New node. Describe the
5779 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
5782 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5784 * cppinit.c (OPT_g): Remove.
5785 (cpp_handle_option): Update for removed -g3.
5786 (print_help): Update.
5787 * cpplib.h (struct cpp_options): Remove debug_output.
5788 * cppmain.c (setup_callbacks, cb_define): Update.
5789 * gcc.c (cpp_options): Translate -g3 to -dD.
5791 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
5793 * config/i960/i960.md: Change modifier to + on the zero_extract
5794 pattern after the (rotate -2 reg) canonicalization pattern.
5796 2001-01-10 Richard Henderson <rth@redhat.com>
5798 * config/alpha/alpha.c (alpha_free_machine_status): New.
5799 (override_options): Install it.
5800 (alpha_mark_machine_status): Verify machine non-null.
5801 * config/i386/i386.c (ix86_free_machine_status): New.
5802 (override_options): Install it.
5803 (ix86_init_machine_status): Use xcalloc.
5804 (ix86_mark_machine_status): Verify machine non-null.
5805 * config/ia64/ia64.c (ia64_free_machine_status): New.
5806 (ia64_override_options): Install it.
5807 (ia64_mark_machine_status): Verify machine non-null.
5809 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
5811 * function.c (instantiate_virtual_regs): Instantiate virtual
5812 registers found in CALL_INSN_FUNCTION_USAGE.
5814 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5816 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
5817 equivalent to -ansi in disabling -Di386.
5819 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
5821 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
5823 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
5825 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
5827 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
5829 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5831 * invoke.texi: Document that -fcond-mismatch isn't supported for
5834 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
5836 * gcc.texi: Define macro gcctabopt.
5837 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
5838 @command, @env and @option in some places where appropriate. Use
5839 @gcctabopt where appropriate. Put URLs and email addresses inside
5842 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
5844 * gcc.c (cpp_options): Set MD file name from output
5845 filename, if specified.
5846 (suffix_subst): New static variable.
5847 (do_spec): Clear it.
5848 (do_spec_1, case '.'): Handle new `%.suffix' spec.
5850 (give_switch): Handle suffix_subst.
5852 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5854 * invoke.texi: Fix another typo.
5856 2001-01-10 Phil Edwards <pme@sources.redhat.com>
5858 * invoke.texi: Fix typo.
5860 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
5862 * c-lang.c (lang_hooks): Update.
5863 (lang_decode_option): Remove.
5864 (lang_init_options): Rename c_init_options.
5865 * toplev.c (main): Use lang_hooks for lang_init_options
5866 and lang_decode_option.
5867 * toplev.h (lang_hooks): Add 2 new hooks.
5868 * tree.h: Remove lang_init_options and lang_decode_option.
5869 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
5870 * cp/decl2.c: Similarly.
5871 * cp/lex.c (lang_init_options): Rename cxx_init_options.
5872 (lang_hooks): Update.
5873 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
5875 (lang_init_options): Rename ffe_init_options.
5876 (lang_hooks): Update.
5877 (lang_decode_option): Remove.
5878 * java/lang.c (lang_init_options): Rename java_init_options.
5879 (lang_decode_option): Rename java_decode_option.
5880 (lang_hooks): Update.
5881 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
5882 (lang_decode_option): Rename objc_decode_option.
5883 (lang_hooks): Update.
5885 2001-01-09 Nick Clifton <nickc@redhat.com>
5887 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
5888 (d30v_return_addr_rtx): Delete.
5889 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
5890 cfun->machine structure.
5891 (struct machine_function): Move to d30v.h
5892 (d30v_save_machine_status): Delete.
5893 (d30v_restore_machine_status): Delete.
5894 (d30v_init_machine_status): New Function.
5895 (d30v_mark_machine_status): New Function.
5896 (d30v_free_machine_status): New Function.
5897 (d30v_init_expanders): Use new functions.
5898 (d30v_return_addr): Use ra_rtx field in cfun->machine.
5899 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
5900 d30v_return_addr_rtx.
5902 * config/d30v/d30v.h (struct_machine): Move here.
5903 Add eh_epilogue_sp_ofs field.
5905 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
5906 field in cfun->machine structure.
5908 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
5910 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
5911 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
5912 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5914 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
5916 * objc/lang-options.h: Remove bogus reference to
5919 2001-01-09 Kazu Hirata <kazu@hxi.com>
5921 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
5924 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
5926 * reload.c (find_reloads_address): Check for eliminable registers
5927 when substituting a constant expression for a pseudo.
5929 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
5931 * c-common.c (enum format_type): Add format_type_error.
5932 (decode_format_type): New function.
5933 (decl_attributes): Use it.
5934 (format_kind_info): Adjust comment.
5936 2001-01-09 David O'Brien <obrien@BSDi.com>
5938 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
5939 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
5941 * config/i386/gnu.h: Don't include required platform specific .h files,
5942 tm.h will do it instead.
5943 * config/i386/i386elf.h: Likewise.
5944 * config/i386/linux.h: Likewise.
5945 * config/i386/moss.h: Likewise.
5946 * config/mips/gnu.h: Likewise.
5948 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5950 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
5951 (rs6000-ibm-aix3.[01]*): Likewise.
5952 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
5953 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
5954 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
5955 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
5956 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
5957 (powerpc-*-eabiaix*): Likewise.
5958 (powerpc-*-eabisim*): Likewise.
5959 (powerpc-*-elf*): Likewise.
5960 (powerpc-*-eabi*): Likewise.
5961 (powerpc-*-rtems*): Likewise.
5962 (powerpc-*-linux*libc1): Likewise.
5963 (powerpc-*-linux*): Likewise.
5964 (powerpc-wrs-vxworks*): Likewise.
5965 (powerpcle-wrs-vxworks*): Likewise.
5966 (powerpcle-*-sysv*): Likewise.
5967 (powerpcle-*-elf*): Likewise.
5968 (powerpcle-*-eabisim*): Likewise.
5969 (powerpcle-*-eabi*): Likewise.
5970 (powerpcle-*-solaris2*): Likewise.
5971 * config/rs6000/aix31.h: Delete includes.
5972 * config/rs6000/aix3newas.h: Likewise.
5973 * config/rs6000/aix41.h: Likewise.
5974 * config/rs6000/aix43.h: Likewise.
5975 * config/rs6000/beos.h: Likewise.
5976 * config/rs6000/rtems.h: Likewise.
5977 * config/rs6000/sysv4.h: Likewise.
5979 2001-01-09 Kazu Hirata <kazu@hxi.com>
5981 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
5982 Change an argument mode of machine_mode to shift_mode of
5983 shift_mode. Remove an extra error check.
5984 (emit_a_shift): Adopt to the new calling prototype of
5986 (function_prologue): Fix code for a monitor
5987 function. Support H8/S.
5988 (function_epilogue): Do not output pop for a monitor function.
5990 2001-01-09 Nick Clifton <nickc@redhat.com>
5992 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
5993 (setup_incoming_varargs): Use sysv_varargs_p field of the
5994 cfun->machine structure.
5995 (struct machine_function): Move to rs6000.h
5996 (rs6000_save_machine_status): Delete.
5997 (rs6000_restore_machine_status): Delete.
5998 (rs6000_init_machine_status): New Function.
5999 (rs6000_free_machine_status): New Function.
6000 (rs6000_init_expanders): Use new functions.
6002 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
6004 (struct machine_function): Move here.
6006 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
6007 sysv_varargs_p field of the cfun->machine structure.
6009 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
6011 (rs6000_restore_machine_status): Remove prototype.
6013 2001-01-09 Richard Henderson <rth@redhat.com>
6015 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
6016 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
6017 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
6018 (sched_analyze_2, sched_analyze_insn): Likewise.
6019 (sched_analyze, init_deps): Likewise.
6020 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
6021 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
6022 (compute_block_backward_dependences): Update propagate_deps call.
6024 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
6026 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
6028 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6030 * cppinit.c (OPT_MD, OPT_MMD): Restore.
6031 (cpp_handle_option): Handle them.
6032 (cpp_post_options): Ensure one of -M or -MM is specified with
6033 any other -M? option.
6034 (init_dependency_output): Suppress output with -MG.
6036 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6039 * invoke.texi: Update.
6041 2001-01-09 Bernd Schmidt <bernds@redhat.com>
6043 * sh.md (reload_outsf): Generate recognizable patterns for
6046 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6048 * c-lang.c (lang_hooks): Update.
6049 (lang_init): Rename c_init.
6050 (lang_finish): Remove.
6051 * toplev.c (compile_file): Use lang_hooks for lang_init ()
6053 * toplev.h (lang_hooks): Add init () and finish ().
6054 * tree.h (lang_init, lang_finish): Remove.
6055 * cp/tree.h (lang_init, lang_finish): Remove.
6056 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
6057 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
6059 (lang_init, lang_finish): Remove.
6060 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
6061 (lang_hooks): Update.
6062 * java/lang.c (lang_init): Rename java_init.
6063 (lang_finish): Remove.
6064 (lang_hooks): Update.
6065 * objc/objc-act.c (lang_init): Rename objc_init.
6066 (lang_finish): Remove.
6067 (lang_hoooks): Update.
6069 20001-01-09 Graham Stott <grahams@redhat.com>
6071 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
6072 after `ptr` is initialised.
6074 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6076 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
6077 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
6078 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
6079 stack adjusts, instead of r3.
6081 2001-01-09 Michael Hayes <mhayes@redhat.com>
6083 * flow.c (flow_loop_scan): Break out of ...
6084 (flow_loops_find) ... here.
6085 * basic-block.h (flow_loop_scan): New.
6086 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
6087 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
6089 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6091 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
6093 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
6094 realloc()ing macro_buffer.
6096 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
6097 if it's wider than long and the target's long is wider than the
6100 2001-01-09 Mark Mitchell <mark@codesourcery.com>
6102 Remove support for using UWIN as a host machine.
6103 * configure.in: Issue an error message.
6104 * configure: Regenerated.
6105 * config.gcc: Remove xm_* UWIN configury.
6106 * config/i386/xm-uwin.h: Remove.
6108 2001-01-08 Nick Clifton <nickc@redhat.com>
6110 * config/v850/v850.c (ra_rtx): Delete.
6111 (v850_save_machine_status): Delete.
6112 (v850_restore_machine_status): Delete.
6113 (v850_init_machine_status): New function.
6114 (v850_mark_machine_status): New function.
6115 (v850_free_machine_status): New function.
6116 (v850_return_addr): Use ra_rtx field in machine structure.
6117 (v850_init_expanders): Use new functions.
6119 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
6120 * config/v850/v850.c: Change arguments to v850_output+* functions
6121 to take a const char *, to avoid compile time warning.
6122 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
6123 (USER_LABEL_PREFIX): Redefine.
6125 2000-01-08 Jim Wilson <wilson@redhat.com>
6127 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
6128 1 to unsigned HOST_WIDE_INT before left shift.
6130 2001-01-08 Nick Clifton <nickc@redhat.com>
6132 * config/arm/arm.c (arm_mark_machine_status): Check to see if
6133 the machine structure has been allocated.
6134 (arm_free_machine_status): New function: Free the machine
6135 specific function structure.
6137 2001-01-08 Richard Henderson <rth@redhat.com>
6139 * jump.c (simplejump_p): Revert last change.
6141 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
6143 * cppinit.c (init): Rename init_library.
6144 (cpp_create_reader): Update.
6145 * gcc.c (cpp_options): If -o given, use it as the target of
6148 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6150 * arm.c (arm_arch5e): New variable.
6151 (all_cores): XScale is a 5TE device.
6152 (arm_override_options): Set arm_arch5e.
6153 (arm_init_builtins): __builtin_prefetch is in arch5e.
6154 * arm.h (arm_arch5e): Declare it.
6156 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
6158 * arm.md (define_constants): Add defines for UNSPEC and
6159 UNSPEC_VOLATILE insns. Update all users.
6160 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
6161 * arm.c (multi_register_push, note_invalid_constants)
6162 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
6163 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
6164 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
6166 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
6168 * jump.c (jump_optimize_1): Use reversed_comparison_code
6169 instead of can_reverse_comparison_p.
6170 (jump_back_p): Likewise.
6171 (invert_exp_1): Likewise.
6172 (thread_jumps): Likewise.
6173 * simplify-rtx.c (simplify_unary_operation): Likewise.
6174 (simplify_ternary_operation): Likewise.
6175 * cse.c (find_comparison_args): Convert to use
6176 can_reverse_comparison_p.
6177 (record_jump_equiv): Likewise.
6179 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6181 * arm.h (HARD_REGNO_RENAME_OK): Delete.
6182 (EPILOGUE_USES): Define.
6183 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
6184 automatically stack the LR if it isn't live.
6186 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
6188 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
6191 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
6193 * ggc-page.c (max_alignment): New structure.
6194 (MAX_ALIGNMENT): New macro.
6195 (init_ggc): Use it to round up the sizes in the
6196 extra_order_size_table.
6198 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6200 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
6203 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6205 * builtins.def (BUILT_IN_FPRINTF): New entry.
6207 * c-common.c (c_expand_builtin_fprintf): New function.
6208 (init_function_format_info): Handle __builtin_fprintf.
6209 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
6210 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
6212 * c-decl.c (duplicate_decls): Adjust comment.
6214 * extend.texi (fprintf): Document new builtin.
6216 2001-01-07 Richard Henderson <rth@redhat.com>
6218 * jump.c (simplejump_p): Recognize any single_set jump
6221 2001-01-07 Richard Henderson <rth@redhat.com>
6223 * configure.in (slibdir): Accept an --with-slibdir option.
6224 Use "test" not "[" in configure. Default to $(libdir).
6226 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
6228 * config/t-aix43 (SHLIB_INSTALL): Likewise.
6229 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
6230 (SHLIB_LINK): Create links for the soname.
6231 * config/mips/t-iris6: Likewise.
6232 * config/sparc/t-slibgcc: Likewise.
6233 * config/sparc/t-slibgcc-sld: Likewise.
6235 2001-01-07 Jakub Jelinek <jakub@redhat.com>
6237 * config/i386/i386.c (constant_call_address_operand): Accept
6238 (const (plus (symbol_ref) (const_int))).
6239 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
6240 constant_call_address_operand.
6242 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6244 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
6245 and LONG_LONG_TYPE_SIZE > 32.
6247 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6249 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
6250 the previous change.
6252 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
6254 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
6256 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
6257 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
6258 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
6261 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6263 * fix-header.c (read_scan_file): s/pfile/scan_in/.
6265 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6267 * c-lang.c (c_post_options): Call cpp_post_options.
6268 * objc/objc-act.c (objc_post_options): Similarly.
6269 * cppmain.c (main): Similarly.
6270 * fix-header.c (read_scan_file): Similarly.
6271 * cppinit.c (cpp_start_read): Move option consistency checks
6272 to cpp_post_options. Don't call init_dependency_output.
6273 If needed, add default target and main file dependency.
6274 (OPT_MD, OPT_MMD): Remove.
6276 (cpp_handle_option): Update for OPT_* changes.
6277 (cpp_post_options): New.
6278 (init_dependency_output): Command line -MF overrides environment
6279 variables. Don't set default target etc. Suppress output
6280 if dependencies are going to stdout.
6281 (print_help): Update.
6282 * cpplib.h (cpp_post_options): New.
6283 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
6285 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
6287 * jump.c (comparison_dominates_p): Support unordered compares.
6289 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
6291 * simplify-rtx.c (simplify_relational_operation): Always simplify
6292 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
6295 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
6297 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
6298 (nonzero_bits): Likewise.
6299 (simplify_comparison): Likewise.
6300 (num_sign_bit_copies): Likewise; return more sane value depending
6301 on STORE_FLAG_VALUE.
6302 (known_cond): Do not assume EQ to be always true for equivalent
6305 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
6307 * cse.c (fold_rtx): Handle unordered comparisons.
6309 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
6311 * rtlanal.c (set_of_1): New static function.
6312 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
6313 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
6314 reg_set_last_last_regno): Remove.
6315 (set_of): New global function.
6316 (set_of_data): New structure.
6317 (reg_set_p, reg_set_last): Revamp for set_of.
6318 * rtl.h (set_of): New.
6320 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6322 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
6323 * extend.texi: Document _Exit builtin.
6325 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6327 * (initialize, initialize_builtins,
6328 initialize_dependency_output, initialize_standard_includes):
6329 Rename s/initialize/init. Update.
6330 (init_dependency_output): Move to after
6331 cpp_handle_options, the correct location temporally at least.
6332 (opt_comp): Move next to init (), its caller. Fix prototype.
6333 (init): Make "initialized" local scope.
6334 (cpp_create_reader): Always call init ().
6335 (cpp_start_read): Update.
6336 (output_deps): New function, broken out of cpp_finish.
6337 (cpp_finish): Break out output_deps.
6339 2001-01-07 Richard Henderson <rth@redhat.com>
6341 * collect2.c (COFF specific stuff): Revert 12-06 patch
6342 to prototype system functions.
6344 2001-01-07 Michael Hayes <mhayes@redhat.com>
6346 * hard-reg-set.h: Add multiple include guard.
6347 * basic-block.h (struct loop): Add `sink' field.
6348 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
6349 (emit_iv_add_mult): Delete.
6350 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
6351 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
6352 (unroll_loop): Remove end_insert_before argument.
6353 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
6354 (maybe_eliminate_biv_1): Likewise.
6355 (emit_iv_add_mult): Delete.
6356 (gen_add_mult, loop_regs_update): New.
6357 (loop_insn_emit_after, loop_insn_emit_before): New.
6358 (loop_insn_sink, loop_insn_sink_or_swim): New.
6359 (emit_iv_add_mult): Delete.
6360 (scan_loop): Set loop->sink.
6361 (loop_givs_reduce): Use loop_insn_sink and its ilk.
6362 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
6363 (maybe_eliminate_biv_1): Likewise.
6364 (maybe_eliminate_biv_1): Add basic block argument.
6365 * unroll.c (unroll_loop): Remove end_insert_before argument.
6366 (find_splittable_regs): Likewise.
6367 (find_splittable_regs): Use loop_insn_sink and its ilk.
6368 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
6370 2001-01-07 Michael Hayes <mhayes@redhat.com>
6372 * loop.h (loop_insn_hoist): New prototype.
6373 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
6374 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
6375 (check_dbra_loop, load_mems): Likewise.
6376 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
6377 (find_splittable_givs): Likewise.
6379 2001-01-07 Michael Hayes <mhayes@redhat.com>
6381 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
6383 2001-01-07 Richard Henderson <rth@redhat.com>
6385 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
6387 2001-01-07 Richard Henderson <rth@redhat.com>
6389 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
6390 NO_SHARED_LIBGCC_MULTILIB as required for the target.
6391 * gcc.c (init_spec): Massage the existing libgcc_spec into a
6392 variant that handles a shared libgcc.
6393 (process_command): Always validate -{static,shared}-libgcc.
6394 (do_spec_1): New 'M' case.
6395 * invoke.text (Link Options): Document -{static,shared}-libgcc.
6397 2001-01-07 Richard Henderson <rth@redhat.com>
6399 * Makefile.in (slibdir): New variable.
6400 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
6401 (installdirs): Create slibdir.
6402 (install-libgcc, install-multilib): Defer to libgcc.mk.
6403 * configure.in (slibdir): Substitute.
6404 * mklibgcc.in (install): New target.
6406 * config/t-linux (SHLIB_LINK): Create links for the soname.
6407 (SHLIB_INSTALL): New.
6408 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6409 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6410 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6411 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6412 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6414 2001-01-07 Richard Henderson <rth@redhat.com>
6416 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6417 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6418 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6420 2001-01-07 Michael Hayes <mhayes@redhat.com>
6422 * loop.c (count_loop_regs_set): Delete.
6423 (load_mems_and_recount_loop_regs_set): Delete.
6424 (loop_regs_scan): Merge common code from count_loop_regs_set,
6425 scan_loop, and load_mems_and_recount_loop_regs_set.
6426 (scan_loop): Call load_mems directly and loop_regs_scan
6427 again if new registers created.
6429 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6431 * toplev.c (main): Call the front-end specific post_options
6432 hook if one is given.
6433 * toplev.h (struct_lang_hooks, lang_hooks): New.
6434 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6435 for the C front end.
6436 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6437 lang_hooks for the C++ front end.
6438 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6439 lang_hooks for the ObjC front end.
6440 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6441 * java/lang.c (lang_hooks): Hooks for the Java front end.
6443 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6445 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6446 for verbose DWARF[2] debugging.
6447 (cb_define, cb_undef): The new callbacks.
6448 * toplev.h (debug_define, debug_undef): Make const correct.
6449 * toplev.c (debug_define, debug_undef): Similarly. Do not
6450 perform the verbosity tests here anymore.
6452 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6454 * reload.c (subst_reloads): Take INSN argument. When
6455 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6456 * reload.h (subst_reloads): Adjust prototype.
6457 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6458 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6459 present in JUMP_INSNs and copy them to JUMP_LABEL.
6460 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6461 JUMP_INSNs and insns with REG_LABELs that are followed by
6462 JUMP_INSNs with the same REG_LABEL.
6463 * sched-rgn.c (is_cfg_nonregular): Likewise.
6464 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6466 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6468 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6470 2001-01-06 Richard Henderson <rth@redhat.com>
6472 * loop.c (scan_loop): Use xcalloc for the regs array.
6473 (load_mems_and_recount_loop_regs_set): Zero the new memory
6474 received from xrealloc.
6476 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6478 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6480 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6482 * integrate.c (copy_rtx_and_substitute): When copying
6483 an ignored return value, strip REG_FUNCTION_VALUE_P.
6485 2001-01-06 Michael Hayes <mhayes@redhat.com>
6487 * loop.c (debug_biv, debug_giv): New.
6488 (loop_biv_dump): Break out from ...
6489 (record_biv): ... here.
6490 (loop_giv_dump): Break out from ...
6491 (record_giv): ... here.
6492 (loop_bivs_check): Use print_simple_rtl.
6493 * unroll.c (loop_iterations): Use print_simple_rtl.
6495 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6497 * pa.md (return, return_internal): Modify patterns to prevent regrename
6498 mucking with the return pointer.
6500 2001-01-05 Richard Henderson <rth@redhat.com>
6502 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6504 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6506 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6507 version supplied by Matteo Frigo.
6509 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6511 * cpp.texi: Update for -MQ.
6512 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6513 (cpp_cleanup): Always free pfile->deps.
6514 (initialize_dependency_output): Don't create pfile->deps.
6515 (cpp_handle_option): Similarly.
6517 * gcc.c (cpp_options): Handle -MQ.
6518 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6519 * mkdeps.c (base_name): Remove.
6520 (deps_init): Don't allocate vector space until it's needed.
6521 (deps_free): Only free vectors if allocated.
6522 (deps_add_target, deps_add_dep): Update for initial allocation.
6523 (deps_add_default_target): Don't strip to the base_name.
6525 2001-01-05 DJ Delorie <dj@redhat.com>
6527 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6528 (INIT_EXPANDERS): Define.
6530 * config/v850/v850.c (struct machine_function): Define.
6531 (v850_save_machine_status): New function.
6532 (v850_restore_machine_status): New function.
6533 (v850_return_addr): New function.
6534 (v850_init_expanders): New function.
6536 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6537 and v850_init_expanders.
6539 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6541 * cpplib.h (struct cpp_reader): Add help_only field.
6542 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6543 (cpp_handle_option): Set pfile->help_only if we see -h,
6544 --help, -target-help, or --version. Print version string but
6545 do not set help_only if we see -v or -version. Make text
6546 printed by -v match that printed by (-)-version.
6548 * cppmain.c (main): Exit after option parsing if
6549 pfile->help_only is true.
6551 * toplev.c (independent_decode_option): Call print_version,
6552 then exit, if we see --version (but not -version).
6553 (print_version): Split lengthy message into two lines.
6555 2001-01-05 Nick Clifton <nickc@redhat.com>
6557 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6558 temporary string for initialisation before calling ggc_alloc_string.
6560 2001-01-06 Michael Hayes <mhayes@redhat.com>
6562 * rtl.h (print_simple_rtl): New.
6563 * print-rtl.c (print_simple_rtl): New.
6565 (print_rtx): Disable printing of flags and modes, etc.,
6566 if `flag_simple` nonzero.
6568 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6570 * function.c (fixup_var_refs): Use push_to_full_sequence where
6573 2001-01-05 Michael Meissner <meissner@redhat.com>
6575 * flags.h (flag_reorder_blocks): Add declaration.
6576 (flag_rename_block): Ditto.
6578 2001-01-05 DJ Delorie <dj@redhat.com>
6580 * function.c (reorder_blocks): Make sure the flags are all reset
6581 before using them to mark blocks, else a second invocation will
6582 corrupt the block chain.
6583 (reorder_blocks_0): New, resets the flags.
6585 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6587 * cse.c (find_comparison_args): Stop if the argument is known to
6590 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6592 * config/sh/sh.md (movdf): When splitting load into pair of
6593 registers, don't clobber the register used in the address too
6596 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6598 * varasm.c (mark_constant_pool): Improve initial comments.
6599 (mark_constants): Move marking of constants to mark_constant.
6600 (mark_constant): New function to recursively mark all constants
6601 referred to by a constant.
6603 2001-01-05 Catherine Moore <clm@redhat.com>
6605 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
6607 2001-01-05 Phil Edwards <pme@sources.redhat.com>
6609 * cp/lang-options.h: Bring comment in line with reality.
6610 * f/lang-options.h: Likewise.
6611 * java/lang-options.h: Likewise.
6612 * objc/lang-options.h: Likewise.
6613 * ch/lang-options.h: Likewise.
6614 * f/g77.texi: And update the manual.
6616 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
6617 Denis Chertykov <denisc@overta.ru>
6619 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
6620 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
6621 * config/avr/avr.md (all peepholes that request a scratch register):
6622 Call it, FAIL the peephole if not safe (in interrupt functions).
6624 2001-01-05 Mark Mitchell <mark@codesourcery.com>
6626 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
6628 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
6630 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
6632 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
6633 BUILT_IN_CREAL and BUILT_IN_CIMAG.
6634 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
6635 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
6636 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
6638 * extend.texi: Document these builtins.
6640 2001-01-05 Daniel Berlin <dberlin@redhat.com>
6642 * c-common.c (lang_get_alias_set): Say we know nothing of
6643 VECTOR_TYPE aliasing.
6645 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
6647 2001-01-05 Bruce Korb <bkorb@gnu.org>
6649 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
6650 their x* equivalent versions for atexit-less systems
6651 * fixinc/fixincl.c(main): do not return from main() on atexit-less
6652 systems (or any other system any more).
6654 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
6656 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
6657 output operands. Use arm_hard_register_operand for operand 4.
6658 (stmsi_postinc): Similarly.
6659 (ldmsi): Use arm_hard_register_operand for opernand 2.
6661 * arm.c (arm_hard_register_operand): New function.
6662 * arm-protos.h (arm_hard_register_operand): Prototype it.
6664 * arm.h (HARD_REGNO_RENAME_OK): Define.
6666 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
6668 * simplify-rtx.c (cfc_args): add "unordered" field.
6669 (check_fold_consts): Set unordered field.
6670 (simplify_relational_operation): Simplify the unordered
6673 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
6676 * emit-rtl.c (try_split): Fix code to mark labels.
6677 * jump.c (mark_jump_label): Make global.
6678 * rtl.h (mark_jump_label): Declare.
6680 * predict.c (estimate_probability): Handle unordred comparisons.
6682 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6684 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
6685 * cppinit.c (initialize_dependency_output): Update.
6686 (cpp_finish): Output dummy targets for -MP.
6688 (cpp_handle_option): Handle -MP. Don't quote -MT options.
6689 * cpplib.h (struct cpp_options): Add deps_phony_targets.
6690 * gcc.c (cpp_options): Update to handle -MP.
6691 * mkdeps.c (deps_add_target, deps_add_default_target): Update
6692 to quote only the default target.
6693 (deps_phony_targets): Insert a preceding newline. Rename from
6694 deps_dummy_targets for consistency.
6697 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6699 * calls.c (emit_library_call_value_1): Support
6700 INIT_CUMULATIVE_LIBCALL_ARGS.
6701 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
6703 2001-01-04 Richard Henderson <rth@redhat.com>
6705 * c-decl.c (finish_struct): Detect flexible array members
6706 used in an inappropriate context.
6707 * c-typeck.c (really_start_incremental_init): Special case
6708 constructor_max_index for zero length arrays.
6709 (pop_init_level): Allow initialization of flexible array
6710 members. Deprecate initialization of zero length arrays.
6711 Don't issue missing initializer warning for flexible array
6712 members or zero length arrays.
6713 (process_init_element): Don't dereference null DECL_SIZE.
6714 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
6715 Don't abort for empty constructors. Use size_binop
6716 (output_constructor): Add commentary regarding zero length
6717 array futures. Abort if we try to initialize an array of
6718 unspecified length with a non-empty constructor in the middle
6721 * extend.texi (Zero Length): Update and clarify documentation
6722 on static initialization.
6724 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6726 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
6727 with more than 32767 words of local storage.
6729 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6731 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
6732 for 'abs', 'labs', and 'fabs'.
6733 (c4x_expand_builtin): Likewise.
6734 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
6736 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6738 * config/sh/sh.md (prget, prset): New insn types.
6739 (return delay slot): Dont' allow prset.
6740 (call, sfunc delay slot): Don't allow prget.
6741 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
6742 for prset and prget.
6744 2001-01-05 Michael Hayes <mhayes@redhat.com>
6746 * loop.h (struct loop_reg): New.
6747 (struct loop_regs): Change to use array of `struct loop_reg'.
6748 * loop.c: Replace assortment of varrays with single regs array.
6749 (count_one_set): Delete may_not_move array argument
6750 and use regs array instead. All caller's changed.
6751 (count_loop_regs_set): Delete may_not_move and single_usage
6752 arguments and use regs array instead. All caller's changed.
6753 (find_single_use_in_loop): Replace usage array argument with pointer
6754 to regs structure. All caller's changed.
6755 (loop_optimize): Delete `moved_once' array.
6757 2001-01-05 Michael Hayes <mhayes@redhat.com>
6759 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
6760 Use it instead of loop_info->has_call for scanning loop mems.
6761 (check_dbra_loop): Replace loop_info->has_call test with
6762 loop_info->has_nonconst_call.
6764 2000-01-04 Matthew Hiller <hiller@redhat.com>
6766 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
6769 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6771 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
6772 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
6774 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
6776 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
6777 (flag_short_double, flag_short_wchar): Define.
6778 (c_common_nodes_and_builtins): Create many tree nodes shared
6779 between C and C++ here instead of in cp/decl.c and ...
6780 * c-decl.c (init_decl_processing): ... here.
6781 (SIZE_TYPE, WCHAR_TYPE): Don't define.
6782 (flag_short_double, flag_short_wchar): Don't define.
6783 (record_builtin_type): New function.
6784 (build_void_list_node): New function.
6785 * c-common.h (flag_short_double, flag_short_wchar,
6786 record_builtin_type, build_void_list_node): Declare.
6788 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
6790 * integrate.c (expand_inline_function): Don't put a virtual
6791 register into the reg map.
6793 * function.c (fixup_var_refs_1): If force_operand didn't put
6794 the address into the target, move it there.
6796 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6798 Special-case tree_decl/tree_list allocations.
6799 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
6800 (OBJECT_SIZE): New macro.
6801 (NUM_EXTRA_ORDER): Likewise.
6802 (extra_order_size_table): New variable.
6803 (NUM_ORDERS): New macro.
6804 (objects_per_page_table): New variable.
6805 (object_size_table): New variable.
6806 (G.pages): Use NUM_ORDERS to bound the array.
6807 (G.page_tails): Likewise.
6808 (DIV_ROUND_UP): Remove.
6809 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
6810 (alloc_page): Use OBJECT_SIZE.
6811 (size_lookup): Don't make it const.
6812 (ggc_alloc): Use OBJECT_SIZE.
6813 (ggc_set_mark): Likewise.
6814 (ggc_get_size): Likewise.
6815 (init_ggc): Set up the object_size_table, objects_per_page_table,
6816 and adjust size_lookup.
6817 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
6818 (ggc_pop_context): Use NUM_ORDERS.
6819 (clear_marks): Likewise.
6820 (sweep_pages): Likewise.
6821 (poison_pages): Likewise.
6822 (ggc_print_statistics): Use OBJECT_SIZE.
6824 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6826 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
6827 Only call array_size_for_constructor if last field and array type
6828 with no upper bound.
6830 2001-01-04 Philip Blundell <philb@gnu.org>
6832 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
6833 from bit 31 downwards, if this requires no more insns.
6834 (count_insns_for_constant): New helper function for above.
6836 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
6838 * gencodes.c (output_predicate_decls): Remove empty initializer.
6840 2001-01-04 Mark Mitchell <mark@codesourcery.com>
6842 * tree.c (copy_node): Remove documentation about obstacks.
6843 (buidl1): Check that nobody tries to build 2-argument nodes this
6846 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6848 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
6851 * gencodes.c (output_predicate_decls): Fill empty initializer
6854 2001-01-04 Jakub Jelinek <jakub@redhat.com>
6856 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
6857 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
6859 (do_include): Handle missing headers like cpp0.
6860 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
6861 paths with first include pathname. Don't strcat to uninitialized
6864 2001-01-04 Bernd Schmidt <bernds@redhat.com>
6866 * regrename.c (regrename_optimize): Don't rename from frame pointer
6867 if frame_pointer_needed.
6868 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
6869 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
6870 (ia64_reorg): Use it instead of scheduling if ! optimize.
6871 (errata_emit_nops): Properly call asm_noperands.
6872 (ia64_sched_reorder): Finish cycle if we see an asm.
6873 (ia64_variable_issue): Clear scheduling state after asms.
6875 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
6877 * cpp.texi: Update for -MT.
6878 * cppinit.c (initialize_dependency_output): Add a default
6879 target if none has been given already.
6880 (no_tgt, OPT_MT): New.
6881 (cpp_handle_option): Handle -MT. Update -M etc.
6882 * cpplib.h (struct cpp_options): Remove deps_target.
6883 * gcc.c (cpp_options): Handle -MT.
6884 * mkdeps.c (struct deps): Move from mkdeps.h.
6885 (deps_calc_target): Rename deps_add_default_target. Add a
6886 default target if none has been specified already.
6887 * mkdeps.h (struct deps): Move to mkdeps.c.
6888 (deps_calc_target): Rename deps_add_default_target.
6890 2000-01-03 Richard Henderson <rth@redhat.com>
6892 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
6894 * c-typeck.c (push_init_level): Move checks for flexible array
6895 members and zero length arrays ...
6896 (pop_init_level): ... here. Silently discard empty initializations.
6898 * varasm.c (output_constructor): Update for sizeof change to
6901 * extend.texi (Zero Length): Clarify semantics.
6903 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6905 * configure.in (tm.h): Include isns-codes.h last.
6906 * configure: Rebuilt.
6908 2001-01-03 Richard Henderson <rth@redhat.com>
6910 * config/alpha/alpha.md (addvsi3, addvdi3): New.
6911 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
6913 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6915 * tradcpp.c (main): Make sure finclude() is called with a valid
6916 indepth value while handling -include.
6918 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6920 * gencodes.c (output_predicate_decls): New function.
6922 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
6923 even if it is not the first time machmode.h is #included.
6924 * config/sh/sh.c (fpul_operand): Declare MODE argument.
6925 * tm.texi (PREDICATE_CODES): Document predicate declarations.
6926 * gcc.texi (Copyright): Added 2001.
6928 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6930 * c-common.c (c_common_lang_init): New function. Warn if format
6931 warning options which only have effects when used with -Wformat
6932 are used without -Wformat.
6933 * c-common.h (c_common_lang_init): Declare.
6934 * c-lang.c (lang_init): Call c_common_lang_init.
6935 * objc/objc-act.c (lang_init): Call c_common_lang_init.
6937 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6939 * configure.in: Check for the mktemp command.
6940 * configure: Regenerate.
6941 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
6942 $TEMP. Create temporary files with mktemp, if available at
6943 configure time; otherwise use set -C. Remove temporary files
6946 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
6948 * configure.in: Require at least texinfo 4.0. Check for whether
6949 Pod::Man is sufficiently recent to regenerate GCC manpages.
6950 * configure: Regenerate.
6951 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
6953 (GENERATED_MANPAGES): Define.
6954 (generated-manpages): New target. Depend on cpp.1 as well as
6956 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
6957 configure to generated-manpages or empty) rather than on the
6958 manpages directly. Remove execute permission from installed
6959 gcov.1 as well as cpp.1.
6960 * cpp.1, gcov.1: Regenerate.
6962 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6964 * builtins.c (expand_builtin_strncmp): Use host_integerp and
6965 tree_low_cst. Allow using cmpstrsi in more cases.
6967 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6969 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
6972 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
6974 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
6975 * Makefile.in (HOST_CFLAGS): Mention build-make.
6977 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6979 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
6982 2001-01-01 Bernd Schmidt <bernds@redhat.com>
6984 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
6987 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
6990 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
6991 reg_base_value and reg_known_value arrays.
6992 (init_alias_analysis): Add more cases to detect known values.
6993 * sched-deps.c (deps_may_trap_p): New function.
6994 (sched_analyze_2): Use it.
6996 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6998 * combine.c (simplify_shift_const): Even if we're sign-extracting,
6999 don't discard an ASHIFTRT if we're shifting in a wider mode.
7001 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7003 * toplev.c (rest_of_compilation): Don't print basic block information
7004 when CFG isn't up to date.
7006 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
7008 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
7009 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
7010 (UNALIGNED_SHORT_ASM_OP): Define.
7011 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
7013 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7015 * fold-const.c (fold_convert): Fix typo.
7017 2001-01-02 Richard Henderson <rth@redhat.com>
7019 * c-common.h (ASM_INPUT_P): New.
7020 * c-parse.in (asm): Set it when needed.
7021 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
7022 existance of an operand.
7024 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
7026 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
7027 (dwarf2out_frame_debug_expr): Likewise.
7028 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
7030 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
7032 * i386.c (ix86_split_to_parts): Return number of part required;
7034 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
7036 (ix86_split_long_move): Use number of part returned
7037 by ix86_split_to_parts
7038 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
7040 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
7041 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
7042 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
7043 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
7044 (ALIGN_MODE_128): Add TFmode.
7045 (IS_STACK_MODE): Likewise.
7046 (HARD_REGNO_NREGS): TFmode needs 3 registers.
7047 (HARD_REGNO_OK): Support TFmodes.
7048 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
7049 * i386.md (scheduler definitions): Use memory operand to determine
7050 fst/fld instructions; use mode attribute to determine real mode of
7052 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
7053 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
7055 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7057 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
7059 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7061 * expr.c (store_constructor_field): Update ALIGN before calling
7064 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7066 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
7069 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7071 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
7074 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7076 * c-decl.c (start_function): Don't warn on third parameter to main.
7078 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7080 * tsystem.h: Define HAVE_DECL_GETOPT.
7082 2001-01-02 Philip Blundell <pb@futuretv.com>
7084 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
7087 2001-01-02 Richard Henderson <rth@redhat.com>
7089 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
7091 2001-01-02 Andreas Jaeger <aj@suse.de>
7093 * c-decl.c (c_decode_option): Remove support of
7096 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
7097 (W_options): Add -Wmissing-noreturn here.
7099 * flow.c: Define lang_missing_noreturn_ok_p.
7100 (check_function_return_warnings): Use it.
7102 * c-common.h: Declare lang_missing_noreturn_ok_p.
7104 * c-lang.c (c_missing_noreturn_ok_p): New function.
7105 (lang_init): Set lang_missing_noreturn_ok_p.
7107 * invoke.texi (Warning Options): Document this.
7109 2000-12-27 Phil Edwards <pme@sources.redhat.com>
7111 * extend.texi (C++ Extensions): New node for C++ attributes;
7112 describe init_priority and com_interface.
7113 * invoke.texi: Remove -finit-priority as it now has zero effect.
7114 * install.texi: Fix xref syntax.
7115 * md.texi: Likewise.
7117 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7119 * config.gcc (sparc64-wrs-vxworks*): New case.
7120 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
7122 * config/sparc/sparc.c (sparc_override_options): Do support different
7123 pointer and architecture size.
7124 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
7125 (POINTERS_EXTEND_UNSIGNED): Define.
7126 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
7127 (FUNCTION_MODE): Define to be Pmode.
7128 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
7130 * function.c (expand_function_end): Properly handle DECL_RESULT
7131 and copy when ptr_mode != Pmode.
7132 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
7134 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7136 * c-common.c (c_common_nodes_and_builtins): Set prototype
7137 parameters for __builtin_fputs, __builtin_fputc and
7138 __builtin_fwrite. Don't declare plain fputc as a builtin.
7140 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7142 * loop.c (add_label_notes): Increment the label usage count when
7143 a note is added to an insn which refers to a CODE_LABEL.
7144 * gcse.c (add_label_notes): Likewise.
7146 2001-01-01 Andreas Jaeger <aj@suse.de>
7148 * loop.c (scan_loop): Use xmalloc to allocate movables.
7150 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
7152 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
7153 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
7154 * reload1.c (REGISTER_MOVE_COST): Likewise.
7155 * regclass.c (REGISTER_MOVE_COST): Likewise.
7156 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
7157 dimension. Adjust all users.
7158 (init_reg_sets_1): Iterate on all modes.
7159 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
7160 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
7161 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
7162 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
7163 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
7164 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
7165 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
7166 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
7167 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
7168 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
7169 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
7170 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
7171 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
7172 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
7173 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
7174 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
7175 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
7176 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
7177 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
7178 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
7179 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
7180 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
7181 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
7182 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
7183 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
7184 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
7185 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
7187 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7189 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
7190 arg VARIES_P. Call it with extra arg.
7191 (true_dependence): Likewise.
7192 * rtl.h (rtx_addr_can_trap_p): Declare.
7193 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
7195 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
7196 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
7197 pic offset table register if it's zero. All callers changed.
7198 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
7200 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7202 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
7203 STRING_POOL_ADDRESS_P.
7205 * config/sparc/sparc.c (input_operand): Properly test for short op.
7207 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
7208 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
7209 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
7210 * config/sparc/elf.h: No longer include sol2.h.
7211 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
7212 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
7214 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
7216 2001-01-01 Michael Hayes <mhayes@redhat.com>
7218 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
7219 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
7220 (record_initial): Likewise.
7221 * unroll.c (copy_loop_body, loop_iterations): Likewise.
7222 (remap_split_bivs): Likewise.
7224 2001-01-01 Michael Hayes <mhayes@redhat.com>
7226 * loop.c (loop_ivs_free): New function.
7227 (strength_reduce): Break out from...
7229 2001-01-01 Michael Hayes <mhayes@redhat.com>
7231 * loop.h (struct iv): New.
7232 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
7233 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
7234 'reg_biv_class' fields with 'regs' and 'n_regs'.
7235 (struct ivs): Rename 'loop_iv_list' field to 'list'.
7236 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
7237 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
7239 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
7241 * resource.c (mark_referenced_resources): Abort() before
7242 attempting to mark a pseudo register.
7243 (mark_set_resources): Likewise.
7245 2001-01-01 Michael Hayes <mhayes@redhat.com>
7247 * loop.h (REG_IV_CLASS): New accessor macro.
7248 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
7249 * unroll.c (REG_IV_CLASS): Likewise.
7251 See ChangeLog.4 for earlier changes.