1 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
3 * doc/invoke.texi (C Dialect Options): Document -aux-info.
4 (Debugging Options): Document -print-multi-directory and
8 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
10 * toplev.c (independent_decode_option): Require `=' between
11 `-aux-info' and filename in the same argument.
12 * gcc.c: Don't pass -aux-info=filename twice.
14 2001-06-09 Mark Mitchell <mark@codesourcery.com>
16 * expr.c (expand_expr, case ARRAY_REF): Do not replace
17 an array element with the known initializing value if it has
20 * toplev.c (rest_of_compilation): Remove dead code before
23 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
25 * cppinit.c (print_help): Document -fpreprocessed.
26 * invoke.texi: Similarly.
28 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
30 * predict.def: New file.
31 * predict.h: New file.
32 * predict.c: Include predict.h.
33 (predictor_info): New structure and array.
34 (predict_edge, predict_insn): Rewrite; make global.
35 (predict_edge_def, predict_insn_def): New global functions.
36 (dump_prediction, combine_predictions_for_insns): New
38 (estimate_probability): Change calls to predict_edge
39 to predict_edge_def and calls to predict_insn to predict_insn_def;
40 combine probabilities.
41 (expected_value_to_br_prob): Behave as predictor.
42 * rtl.h (REG_BR_PRED): Update coment.
43 (invert_br_probabilities): New.
44 * jump.c: Include predict.h
45 (duplicate_loop_exit_test): Drop branch prediction notes.
46 (invert_jump): Use invert_br_probabilities.
47 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
48 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
49 * combine.c (distribute_notes): Handle BR_PRED.
51 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
53 * predict.c (predict_insn, predict_edge): New static functions.
54 (estimate_probability): Revamp to use new functions;
55 fix loop header heruistics; add loop exist heruistics
57 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
59 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
61 2001-06-09 Peter Jakubek <pjak@snafu.de>
63 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
65 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
67 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
68 for integer operations that don't update C bit.
70 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
72 * gthr-posix.h (__gthread_objc_init_thread_system): If
73 pthread_key_create fails, it's not clear what the return value is.
74 This obvious fix makes sure it always returns -1 if a problem
77 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
79 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
80 more index entries. Use more logical markup where appropriate.
81 Use TeX quotes and dashes.
83 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
85 * unwind-pe.h: Conditionally qualify references to abort with
88 2001-06-09 Julian Foad <julian_foad@hotmail.com>
90 * doc/invoke.texi: Remove superfluous text.
92 2001-06-08 Richard Henderson <rth@redhat.com>
94 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
95 (LIB_SPEC): Mirror config/linux.h version.
97 2001-06-08 Richard Henderson <rth@redhat.com>
99 * except.c (get_exception_pointer, get_exception_filter): Take a
100 struct function. Update all callers.
101 * except.h (get_exception_pointer): Update declaration.
102 * expr.c (expand_expr): Update get_exception_pointer call.
103 * integrate.c (expand_inline_function): Remap the exception pointer
104 from callee to caller.
106 2001-06-08 Mark Mitchell <mark@codesourcery.com>
108 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
109 accurately reflect its cv-qualification.
110 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
111 cv-qualifiers on function types.
113 2001-06-08 Mark Mitchell <mark@codesourcery.com>
115 * basic-block.h: Improve comments.
116 * except.c (expand_eh_region_end_allowed): Remove redundant call
117 to do_pending_stack_adjust.
118 * flow.c (life_analysis): Fix typo in comment.
119 (calculate_global_regs_live): Add documentation.
120 (mark_set_1): Likewise.
121 (debug_regset): Likewise.
122 * doc/rtl.texi (cond_exec): Document it.
124 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
126 * i386.h (CONST_COSTS): set cost of constants representable in
127 immediate fields to 0.
129 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
131 * function.c (diddle_return_value): Kill code to determine
132 return value before expand_function_end.
133 (expand_function_end): Delay call to clobber_return_register
134 after fucntion return value is computed.
136 Re-install temporary reverted patch:
137 * toplev.c (rest_of_compilation): Call split_all_insns
138 before reg-stack and shorten-branches. Do shorten-branches
140 * final.c (shorten_branches): Remove insn splitting code.
142 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
144 * doc/gcc.texi, doc/invoke.texi: Add index of command line
145 options. Use @opindex to index them rather than other indexing
146 commands. Use @var{...} instead of <...>. Avoid spaces in names
147 inside @var. Don't use @kindex to index escape sequences in
150 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
152 * stmt.c (current_nesting_level): New fn.
153 * tree.h: Declare it.
154 * c-semantics.c (genrtl_compound_stmt): Use it.
156 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
158 2001-06-08 Jakub Jelinek <jakub@redhat.com>
160 * jump.c (mark_modified_reg): Allow jump threading if condition
161 codes are represented by a hard register.
163 2001-06-08 Jakub Jelinek <jakub@redhat.com>
165 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
166 for complex floats passed to unprototyped functions.
168 2001-06-08 Mark Mitchell <mark@codesourcery.com>
170 * except.c (expand_eh_region_end_allowed): Call
171 do_pending_stack_adjust as necessary.
173 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
175 * function.c (clobber_return_register): Clobber the pseudo return
178 * sibcall.c (skip_unreturned_value): New function.
179 (call_ends_block_p): Use it.
181 * recog.c (split_insn): Break out from ...
182 (split_all_insns): ... here; do not use basic block information
185 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
187 * simplify-rtx.c (simplify_subreg): Fix verification of
190 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
192 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
193 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
194 Move definition of _LANGUAGE_C_PLUS_PLUS ...
195 (CPLUSPLUS_CPP_SPEC): ... here.
196 Fixes PRs c++/3047, target/441.
198 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
200 * doc/install.texi2html (MAKEINFO): Keep value if set already.
202 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
204 * doc/gcc.texi: Add trailing slash to URL.
206 2001-06-07 Stan Shebs <shebs@apple.com>
208 * config/darwin.h (ENCODE_SECTION_INFO): Define.
209 (REDO_SECTION_INFO_P): Ditto.
210 (STRIP_NAME_ENCODING): Ditto.
211 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
212 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
213 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
214 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
215 * config/darwin.c: No longer include c-tree.h.
216 (machopic_classify_ident): Rewrite to use symbol encoding.
217 (lookup_name_darwin): Remove.
218 (machopic_non_lazy_ptr_name): Handle encoded symbols.
219 (machopic_stub_name): Use STRIP_NAME_ENCODING.
220 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
221 (machopic_finish): Ditto, remove test of decl.
222 (update_non_lazy_ptrs): New function.
223 (darwin_encode_section_info): New function.
224 * config/darwin-protos.h: Declare it.
225 * config/rs6000/rs6000.c (machopic_output_stub): Use
228 2001-06-07 Mark Mitchell <mark@codesourcery.com>
230 * tree.h (DECL_SOURCE_FILE): Improve documentation.
231 (DECL_SOURCE_LINE): Likewise.
233 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
235 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
238 2001-06-07 Phil Edwards <pme@sources.redhat.com>
240 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
241 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
243 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
245 * doc/contrib.texi: Add copyright notice.
247 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
249 * doc/md.texi: Use four digit years in copyright notice.
251 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
253 * config.gcc: For $target_alias of athlon-*, set
254 target_cpu_default2=5.
256 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
258 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
259 end of last block if last real insn is a JUMP_INSN.
261 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
265 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
267 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
268 pthread_t to objc_thread_t.
269 (__gthread_objc_thread_id): Likewise.
271 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
273 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
274 (ASM_OLDAS_SPEC): Likewise.
276 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
277 (CPP_SUBTARGET_SPEC): Use it.
278 (ASM_OLDAS_SPEC): Define.
280 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
282 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
284 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
287 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
289 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
290 Document use of N_(...), and show it in examples. Note that
291 documentation should be added to invoke.texi. Avoid an overfull
294 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
296 * toplev.c (rest_of_compilation): Revert previous patch.
297 * final.c (shorten_branches): Likewise.
299 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
301 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
304 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
306 * doc/install-old.texi: Remove more obsolete documentation.
308 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
310 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
312 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
314 * toplev.c (rest_of_compilation): Call split_all_insns
315 before reg-stack and shorten-branches. Do shorten-branches
317 * final.c (shorten_branches): Remove insn splitting code.
319 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
321 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
322 * configure: Rebuilt.
324 2001-06-07 Andreas Jaeger <aj@suse.de>
326 * emit-rtl.c (operand_subword): Remove unused variable.
328 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
330 * i386.md (floatdi?f): Avoid usinf of SSE instructions
331 if TARGET_64BIT is false.
332 (floatdi?f_i386_only): New insn.
333 (floatdi?f_i386): Disable for !TARGET_64BIT.
335 * (min?f, max?f splitters): Handle case where
336 operands are cross-matched.
338 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
339 (MMX_REGISTER_NAMES): Kill.
340 (PRINT_OPERAND): Fix comment.
341 (PRINT_REG): Likewise.
342 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
343 (print_operand): Update comment; kill 'm'.
345 * i386.c (x86_branch_hints): New global variable
346 (print_operand): Support outputting of branch prediction hints.
347 * i386.md (conditional jump patterns): Add branch prediction hints
349 * i386.h (x86_branch_hints): Declare
350 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
351 (PRINT_OPERAND_FUNCT_VALID_P): New.
352 * final.c (final_forward_branch_p): New function.
354 2001-06-06 Richard Henderson <rth@redhat.com>
356 * flow.c (mark_used_reg): Clean up looping over multiple hard
357 registers. Do conditional life bits across multiple hard regs.
359 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
361 * reload1.c (reload): Revert Schmidt's change so all USEs are not
362 deleted during reload.
364 2001-06-05 Mark Mitchell <mark@codesourcery.com>
366 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
367 functions here, instead of ...
368 * c-decl.c (c_expand_body): ... here.
370 2001-06-05 David O'Brien <obrien@FreeBSD.org>
372 * config.gcc, config/sparc/bsd.h: Do not directly include
373 sparc/sparc.h. Instead do it via tm_file.
375 2001-06-05 Richard Henderson <rth@redhat.com>
377 * dwarf2.h (DW_EH_PE_aligned): New.
378 * dwarf2asm.c (eh_data_format_name): Name it.
379 (dw2_asm_output_encoded_addr_rtx): Align for it.
380 * dwarf2out.c (output_call_frame_info): Handle it for personality
381 routine and LSDA pointers.
383 * unwind-pe.h (DW_EH_PE_aligned): New.
384 (base_of_encoded_value): Handle it.
385 (read_encoded_value_with_base): Likewise.
386 * unwind-dw2-fde.c (base_from_object): Likewise.
387 (get_cie_encoding): Likewise.
389 * config/alpha/elf.h: Remove ecoff commentary.
390 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
392 2001-06-05 David O'Brien <obrien@FreeBSD.org>
394 * config.gcc, config/i386/bsd386.h: Do not directly include
395 i386/386bsd.h. Instead do it via tm_file.
397 2001-06-05 David O'Brien <obrien@FreeBSD.org>
399 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
402 2001-06-05 Pascal Obry <obry@act-europe.fr>
404 * configure.in: Quote $enable_win32_registry in case the value has
408 2001-06-05 Mark Mitchell <mark@codesourcery.com>
410 * print-rtl.c (xspaces): Remove.
411 (print_rtx): Use printf field-width, rather than xpsaces, to
413 * toplev.c (main): Disable sibling-call optimization if we are
416 2001-06-05 Bernd Schmidt <bernds@redhat.com>
418 * reload1.c (reload): Delete all USEs generated during reload.
420 2001-06-05 scott snyder <snyder@fnal.gov>
422 * gccbug.in: Fix typo.
424 2001-06-05 Andreas Jaeger <aj@suse.de>
426 * builtins.def: Fix definition of __builtin_cosf, it uses float as
427 parameter and return value.
429 2001-06-04 Anthony Green <green@redhat.com>
431 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
432 machine. This is now done in sparc.h.
434 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
436 Correct CVS resurrection of invoke.texi.
437 * doc/invoke.texi: Document new tree dump flags.
439 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
441 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
442 for casting an aggregate to its own type. Fixes PR c/2735.
444 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
446 * doc/texinfo.tex: Update to version 2001-05-24.08.
448 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
450 * c-common.h (flag_dump_translation_unit): Remove.
451 (enum tree_dump_index): Define.
452 (TDF_ADDRESS, TDF_SLIM): New #defines.
453 (dump_node_to_file): Remove.
454 (dump_node): Make extern. Add flags.
455 (dump_flag, dump_enabled_p, dump_begin, dump_end,
456 dump_switch_p): Prototype.
457 * c-common.c (flag_dump_translation_unit): Remove.
458 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
459 logic. Use dump_switch_p.
460 * c-dump.h (struct dump_info): Add node and user fields.
461 (dump_pointer): Declare.
462 * c-dump.c (dump_node): Make extern. Add flags.
463 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
464 (dump_new_line, dump_maybe_newline): Use them.
465 (dump_pointer): New function.
466 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
467 chain or function's body. Dump address, if TDF_ADDRESS set.
469 (dump_node_to_file): Remove.
470 (struct dump_file_info): New struct.
471 (dump_files): New array.
472 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
473 * c-lang.c (finish_file): Adjust dumping.
474 * toplev.h (dump_base_name): Make extern.
475 * invoke.texi: Document new flags.
477 2001-06-04 Mark Mitchell <mark@codesourcery.com>
479 * c-tree.h (lang_decl): Add pending_sizes fields.
480 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
482 (c_expand_body): Expand them.
483 (lang_mark_tree): Mark lang_decl:pending_sizes.
484 * function.c (expand_pending_sizes): New function, broken out
486 (expand_function_start): ... here.
487 * tree.h (expand_pending_sizes): Declare it.
489 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
491 * doc/install.texi: Update FreeBSD information. Generalize
492 and update information for alpha-based platforms using ELF.
494 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
496 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
497 (store_parm_decls): Likewise.
498 * c-typeck.c (convert_arguments): Likewise.
500 2001-06-04 Richard Henderson <rth@redhat.com>
502 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
503 optimization if current_function_calls_setjmp.
505 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
507 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
510 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
512 * simplify-rtx.c (simplify_subreg): Fix combining of
515 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
517 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
518 (no_labels_between_p): Short circuit case beg==end.
520 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
522 * rtlanal.c (operand_preference): Fix preference for objects.
524 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
526 * gcse.c (handle_avail_expr): Be prepared to handle single_set
529 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
531 * combine.c (if_then_else_cond): Use simplify_subreg instead
533 * integreate.c (sub_constants): Likewise.
535 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
537 * emit-rtl.c (constant_subword): Deprecate; remove most of code
538 and use simplify_gen_subreg.
540 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
542 * sibcall.c (skip_copy_to_return_value): recognize the situation
543 when the called function's return value is copied into an
544 intermediate pseudo, and then into the calling functions return
547 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
549 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
550 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
551 in case register wasn't OK previously, accept it now; allow
552 subregs of frame pointer if reload completed and frame pointer
555 * combine.c (sombine_simplify_rtx): Fix comment;
556 use subreg_lowpart_offset instead of subreg_lowpart_p
557 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
558 * rtl.h (subreg_lowpart_parts_p): Kill.
559 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
560 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
561 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
562 (gen_lowpart_common): Likewise.
563 (subreg_lowpart_p): Likewise.
564 (subreg_lowpart_parts_p): Kill.
565 (subreg_lowpart_offset, subreg_highpart_offset): New function.
567 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
568 to simplify SUBREG and REG.
569 (gen_highpart): Use simplify_gen_subreg for all simplifications.
571 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
574 * rtlanal.c (replace_regs): Use simplify_gen_subreg
576 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
578 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
579 (ARRAY_RANGE_REF): Added description.
581 * tree.def (ARRAY_RANGE_REF): New code.
582 * alias.c (handled_component_p, can_address_p): Handle it.
583 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
584 * explow.c (set_mem_attributes): Likewise.
585 * expr.c (expand_assignment, get_inner_reference): Likewise.
586 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
587 * fold-const.c (operand_equal_p): Likewise.
588 * tree.c (staticp, stabilize_reference): Likewise.
589 * varasm.c (decode_addr_const): Likewise.
591 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
593 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
594 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
596 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
598 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
599 mark_constant_pool_use before output_addr_const.
600 (struct pool_node): New field wend.
601 (add_constant): Note a sequence of constants that are referenced
603 (pool_window_label, pool_window_last): New variables.
604 (dump_table): Emit a unspec_volatile representing the end of a
605 sequence of constants.
606 (mark_constant_pool_use): New function.
607 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
608 (consttable_2): Add the second operand which flags whether
609 this consttable entry was used or not.
610 (consttable_4, consttable_8, consttable_sf, consttable_df):
612 (consttable_window_end): New insn.
614 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
616 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
617 Reformat according to coding standards.
620 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
621 (shl_and_kind): Cast wide constant.
622 (gen_far_branch): Define as static, as in declaration.
623 (barrier_align): Compute cache-line length as unsigned. Add
624 parentheses in initial credit computation.
625 (rounded_frame_size): Add parentheses.
626 (permanent_obstack): Remove declaration. Include ggc.h for
627 declaration of ggc_add_root_rtx().
628 (get_free_reg): Removed declaration of unused variable reg.
629 (legitimize_pic_address): Mark mode argument as unused.
631 2001-06-03 Igor Shevlyakov <igor@windriver.com>
633 * config/sh/sh.c (output_branch): Support for insn with lenght
634 attr 12 & 16 which represents cond branches outside +-4096 range.
636 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
638 * config/sh/lib1funcs.asm (ic_invalidate): Align the
639 cache-mirroring sequence. Add nops.
641 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
643 * doc/install-old.texi: Remove more old installation
645 * doc/install.texi: Add relevant parts here.
647 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
649 * doc/install.texi2html: New script.
651 2001-06-03 David Edelsohn <edelsohn@gnu.org>
653 * doc/install.texi: Update AIX information again.
655 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
657 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
658 installation documentation.
659 * doc/install.texi: Move it to here.
661 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
663 * doc/install.texi: Clean up Texinfo markup.
665 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
667 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
668 to just after title page.
670 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
672 * doc/install-old.texi: Remove documentation of some configuration
674 * doc/install.texi: Add relevant parts of this documentation here.
676 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
678 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
679 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
681 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
683 * i386.md (all uses of ext_register_operand): Make sure they are
684 VOIDmode; replace all uses outside zero_extend.
685 (and?i splitters): Use ext_register_operands.
686 (test?i peep2): Remove ignored constraints.
687 * i386.c (ext_register_operand): Check that operand is
688 eighter pseudo or hard or 'Q' register.
690 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
692 * tree.h (struct record_layout_info_s): New field unpadded_align.
693 (set_lang_adjust_rli): New declaration.
694 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
695 it would have if not packed, do not downgrade DECL_ALIGN.
696 (lang_adjust_rli, set_lang_adjust_rli): New.
697 (start_record_layout): Initialize new field unpadded_align.
698 (debug_rli): Display it.
699 (place_union_field, place_field): Set it.
700 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
702 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
703 mean that; use proper names instead.
704 Print DECL_NO_STATIC_CHAIN.
706 * except.c (expand_builtin_frob_return_addr): Add missing call
707 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
708 (expand_builtin_eh_return): Likewise.
709 (expand_eh_return): Clean up ptr_mode != Pmode cases.
711 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
713 * doc/invoke.texi: Remove references to papers about sequence points
714 to readings.html, refer to that page.
716 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
718 * README: Update references to installation instructions.
720 2001-06-01 Laurent Guerby <guerby@acm.org>
721 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
723 * doc/install.texi: Define srcdir when sources come from CVS.
724 Significantly improve markup. Wrap overly long lines
726 2001-06-01 DJ Delorie <dj@redhat.com>
728 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
729 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
730 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
731 gcov.1: Move to doc subdirectory.
732 * install.texi: Move to doc/install-old.texi.
733 * gcc.texi: Move to doc, refer to install-old.texi.
734 * Makefile.in: Reflect move of docs to doc/.
735 * f/Make-lang.in: Ditto.
736 * java/Make-lang.in: Ditto.
737 * doc/.cvsignore: New.
739 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
741 * invoke.texi: use two spaces between command options, eliminate
742 some 'overfull hboxes'
744 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
746 * Makefile.in (s-mlib): Make backtick-commands always succeed.
747 (DRIVER_DEFINES): Ditto.
749 2001-05-31 Richard Henderson <rth@redhat.com>
751 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
752 also link against libgcc.a.
754 2001-05-31 Geoff Keating <geoffk@cygnus.com>
756 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
757 * config/mips/mips.c (mips_output_ascii): New function.
758 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
760 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
762 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
764 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
765 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
767 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
769 * install.texi (Configuration): Add html links for --with-gnu-as &
770 --with-gnu-ld and refer to them from hppa & SCO triplets.
771 (Specific): Link back to with-gnu-ld for all ELF platfoms.
772 (Specific): Reword AVR binutils recommendation.
774 2001-05-30 Zack Weinberg <zackw@stanford.edu>
776 * ggc-page.c (size_lookup): Increase minimum allocation size
778 (ggc_print_statistics): Report size of each bin in bytes, not
779 as its order; there is no longer a direct relationship.
781 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
783 * extend.texi: Fix formating of examples, eliminate some
785 * gcc.texi: Eliminate some 'overfull hboxes'.
786 * invoke.texi: Use two spaces between command options, eliminate
787 some 'overfull hboxes'.
789 2001-05-30 Richard Henderson <rth@redhat.com>
791 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
793 2001-05-30 Tom Tromey <tromey@redhat.com>
795 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
796 use it in the new association.
798 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
799 John David Anglin <dave@hiauly1.hia.nrc.ca>
801 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
802 to target type to allow ISO C++ compiler to accept it.
803 * gthr-dce.h (__gthread_active_ptr): Likewise.
804 * gthr-solaris.h (__gthread_active_ptr): Likewise.
806 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
808 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
809 so that we do accept comments in preprocessed input.
811 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
813 * cpphash.c (alloc_node): Cast allocated pointer.
815 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
817 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
819 2001-05-29 Stan Shebs <shebs@apple.com>
821 * gcc.texi: Add links for information about Objective-C.
823 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
825 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
826 /bin/sed fails on [^\"]).
827 (configargs.h): Likewise.
829 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
831 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
833 2001-05-28 Stan Shebs <shebs@apple.com>
835 * objc/objc.gperf: Remove, no longer used.
837 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
839 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
840 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
841 Remove trailing whitespace.
843 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
845 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
846 became http://freeware.sgi.com/.
848 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
850 * local-alloc.c (update_equiv_regs): Don't eliminate constant
853 2001-05-27 Stan Shebs <shebs@apple.com>
855 * objc/objc-act.c: Add/fix various comments.
856 (init_selector): Remove, no longer used.
857 (build_msg_pool_reference): Ditto.
860 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
862 * c-decl.c (init_decl_processing):
863 Don't call start_identifier_warnings.
864 * flags.h (warn_id_clash, id_clash_len): Remove.
865 * stringpool.c: Don't include flags.h.
866 (scan_for_clashes, do_identifier_warnings,
867 start_identifier_warnings): Remove.
868 * toplev.c (warn_id_clash, id_clash_len): Remove.
869 (display_help): Don't document -Wid-clash.
870 (decode_W_option): Print warning on -Wid-clash.
871 * tree.h (start_identifier_warnings): Remove.
872 * invoke.texi: Remove documentation of -Wid-clash.
874 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
876 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
878 2001-05-27 Bruce Korb <bkorb@gnu.org>
880 * fixinc/check.tpl(HACK) add and use a Scheme variable
881 (has no test text): error out if no "test_text" is defined
882 * fixinc/fixincl.tpl: likewise
883 (FIXIDX): make it an enumeration so we minimize diffs
884 * fixinc/inclhack.def: re-alphabetize and add sort instructions
885 * fixinc/fixincl.x: regenerate
886 * fixinc/tests/base/stdio.h: test output got moved due to
888 * README-fixinc: rewrite (mostly)
890 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
892 * cpplib.c (run_directive): Set pfile->directive.
894 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
896 * c-tree.texi: Reformat the manual as a single chapter now
897 included by gcc.texi.
898 * gcc.texi: Include c-tree.texi. Merge all indexes.
899 * Makefile.in (dvi): Add generation for the cppinternals
900 documentation. Added dependencies on fdl.texi and c-tree.texi
901 where appropriate. Use TEXI2DVI instead of custom tex calls.
902 (info): Added dependencies on fdl.texi and c-tree.texi where
903 appropriate. Remove the target c-tree.info.
905 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
907 * combine.c (try_combine): Fix typo in comment.
908 * expr.c (expand_expr): Likewise.
909 * config/i370/i370.md (untyped_call): Likewise.
911 2001-05-26 Bruce Korb <bkorb@gnu.org>
913 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
914 when fixincl is operating in test mode
915 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
916 (AAB_ultrix_limits): remove redundant text
917 (AAB_ultrix_memory): ditto
918 (AAB_ultrix_string): ditto
919 (djgpp_wchar_h): fix the test text
920 (irix_stdio_va_list): add test text
921 (irix_limits_const): add a testing output file (limits.h is overwritten)
922 (strict_ansi_not_ctd): put limits.h second in list for same reason
923 (solaris27_mutex_init): test text needed selection text, too
925 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
926 when fixincl is operating in test mode
928 2001-05-26 Philip Blundell <philb@gnu.org>
930 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
931 * config/i960/i960-protos.h: Likewise.
932 * config/i370/i370-protos.h: Likewise.
933 * config/h8300/h8300-protos.h: Likewise,
934 * config/sh/sh-protos.h: Likewise.
935 * config/v850/v850-protos.h: Likewise.
937 2001-05-26 Philip Blundell <philb@gnu.org>
939 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
941 2001-05-25 Zack Weinberg <zackw@stanford.edu>
943 * toplev.c (debug_args, f_options, W_options): Mark
944 descriptions for translation.
945 (display_help): Translate descriptions on output.
947 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
948 objc/lang-options.h: Mark descriptions for translation.
950 * aclocal.m4: Quote final argument of patsubst. Use
951 3-argument form of AC_DEFINE. Restore quotes to [] while
953 * configure.in: Remove unnecessary changequote calls.
954 * configure, config.in: Regenerate.
956 2001-05-25 Sam TH <sam@uchicago.edu>
958 * basic-block.h: Fix header include guards.
959 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
960 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
961 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
962 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
963 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
964 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
965 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
966 varray.h version.h: Likewise.
967 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
968 config/arm/arm.h config/c4x/c4x-protos.h
969 config/h8300/h8300-protos.h config/h8300/h8300.h
970 config/i370/i370-protos.h config/i370/i370.h
971 config/i960/i960-protos.h config/mcore/mcore.h
972 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
973 config/v850/v850-protos.h config/v850/v850.h: Likewise.
974 * fixinc/fixlib.h fixinc/server.h: Likewise.
976 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
978 * config/arc/initfini.c (.init): Fix typo.
980 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
982 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
984 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
986 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
988 2001-05-25 Richard Henderson <rth@redhat.com>
990 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
992 2001-05-25 Richard Henderson <rth@redhat.com>
994 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
995 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
996 (sparc*-*-solaris2): Likewise.
997 * config/t-linux: Remove shared libgcc macros.
998 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
999 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1001 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1003 * config.gcc (*-*-freebsd*): Report bad configuration.
1005 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1007 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1009 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1011 (ASM_OUTPUT_LABELREF): Delete.
1013 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1015 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1016 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1017 * fixinc/fixincl.x: Regenerate.
1018 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1019 (FIX_TEST_TABLE): Declare it.
1020 * fixinc/fixlib.h: Include config.h.
1022 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1024 * fixinc/inclhack.def (alpha___assert): Change char * args to
1025 const char * on Tru64 UNIX to avoid excessive warnings from
1027 * fixinc/fixincl.x: Regenerate.
1029 2001-05-25 Geoff Keating <geoffk@redhat.com>
1031 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1032 outputting a tag only for variable-size records.
1034 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1036 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1037 instead of rtx_equal_p for early clobber test.
1039 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1041 * builtins.def: Encode additional information, such as names and
1043 * builtin-types.def: New file.
1044 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1045 (built_in_decls): Likewise. Don't explicitly initialize global
1047 (expand_builtin_mathfn): Handle float and long double variants of
1049 (expand_builtin): Likewise.
1050 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1051 (expand_tree_builtin): Handle long, long long, float, and long
1052 double variants of math functions.
1053 * c-common.h (c_tree_index): Remove some unused nodes.
1054 (void_ftype): Remove.
1055 (void_type_ptr): Likewise.
1056 (int_ftype_int): Likewise.
1057 (ptr_ftype_sizetype): Likewise.
1058 * c-decl.c (init_decl_processing): Remove creation of DWARF
1060 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1061 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1062 * Makefile.in (c-common.o): Depend on builtin-types.def.
1064 2001-05-25 Dale Johannesen <dalej@apple.com>
1066 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1068 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1070 * c-parse.in (notype_initdcl): Remove redundant line.
1072 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1074 * aclocal.m4: Fixed typo.
1075 (gcc_AC_HEADER_STDBOOL): Define.
1076 (gcc_AC_C__BOOL): Define.
1077 * configure.in: Use them.
1078 (AC_CHECK_HEADERS): Remove stdbool.h
1079 * configure, config.in: Regenerate.
1081 2001-05-25 Richard Henderson <rth@redhat.com>
1083 * function.c (expand_function_start): Don't abort on PARALLEL
1084 returns from hard_function_value.
1086 2001-05-25 Richard Henderson <rth@redhat.com>
1088 * config/i386/i386.md: Revert previous change. Do not apply
1089 the peephole if the components do not die after the sequence.
1091 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1093 * c-parse.in (array_declarator): New. Handle C99 constructs.
1094 Don't restrict [*] declarators to C only.
1095 (after_type_declarator, parm_declarator_starttypename,
1096 parm_declarator_nostarttypename, notype_declarator,
1097 direct_absdcl1): Use it.
1098 * c-decl.c (build_array_declarator, set_array_declarator_type):
1099 New functions. Warn that [*] isn't properly implemented; pedwarn
1100 for [*] outside C99 mode if pedantic rather than giving a hard
1102 (grokdeclarator): Handle static and type qualifiers in parameter
1104 * c-tree.h (build_array_declarator, set_array_declarator_type):
1106 * extend.texi (Attribute Syntax): Document attributes in parameter
1109 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1111 * config/i386/i386.md: Make sure cmpstr peepholes do not
1112 affect liveness information.
1114 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1116 * c-typeck.c (digest_init): Issue error messages about
1117 invalid constants, not warnings.
1119 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1121 * invoke.texi (-fno-builtin): Document that this is always on
1124 2001-05-24 Philip Blundell <philb@gnu.org>
1126 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1129 2001-05-24 Philip Blundell <philb@gnu.org>
1131 * config/arm/arm.c (output_return_instruction): Correctly handle
1132 interworking and interrupt functions.
1134 2001-05-24 Philip Blundell <philb@gnu.org>
1136 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1137 -m{no-}sched-prolog. Fix typos and improve formatting.
1139 2001-05-24 Philip Blundell <philb@gnu.org>
1141 * invoke.texi (ARM Options): Improve wording slightly. Add
1142 documentation for more options, including those for Thumb mode.
1143 Don't mention options that don't exist or are unimplemented.
1144 (Thumb Options): Delete; merged into above section.
1146 2001-05-24 Geoff Keating <geoffk@redhat.com>
1148 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1149 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1151 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1153 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1154 fix hard register simplification.
1156 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1158 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1159 of just copying CPP_CPU_SPEC.
1161 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1163 * i386.c (incdec_operand): Accept only 1 and -1.
1165 2001-05-23 Kelley Cook <kelley.cook@home.com>
1167 * Makefile.in: Move many of the *_H definitions eariler in the
1168 file, so that rules in t-* files that use them for
1169 dependencies will work in a parallel build.
1170 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1172 2001-05-23 Richard Henderson <rth@redhat.com>
1174 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1176 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1178 * cpp.texi: Update for handling of charconsts.
1179 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1180 diagnostics. Skip to the end if the UCS is too short.
1181 (cpp_interpret_charconst): Long charconsts issue a warning
1184 2001-05-23 Richard Henderson <rth@redhat.com>
1186 * doc/install.texi (alpha-linux): Require binutils 2.11.
1188 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1190 * c-lex.c (read_escape, read_ucs): Delete.
1191 (lex_string): Use cpp_parse_escape.
1192 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1193 if not C++ or not C99. Warn if traditional.
1194 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1195 unsigned. Warn for out-of-range escape sequences here.
1196 Update to use maybe_read_ucs.
1197 (cpp_interpret_charconst): Don't warn here.
1198 * cpplib.h (cpp_parse_escape): New exported function.
1200 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1202 * extend.texi (Attribute Syntax): Clarify application of
1203 attributes to parameters declared as functions or arrays.
1205 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1207 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1209 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1211 * diagnostic.c (vnotice): Kill.
1212 (fnotice): Call vfprintf directly.
1213 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1214 verbatim, set_diagnostic_context): Rename string argument to
1215 indicate that it is run through gettext.
1216 (vbuild_message_string, build_message_string, output_do_printf):
1217 Rename string argument to indicate that it is NOT run through
1219 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1220 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1221 Run msgid argument through gettext.
1222 (default_print_error_function): Run constant strings through
1223 gettext when nothing else will.
1224 (fatal_error, internal_error, error_recursion): Use fnotice.
1225 Present complete sentences to gettext.
1227 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1229 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1231 2001-05-23 Richard Henderson <rth@redhat.com>
1233 * function.c (expand_function_start): Always use a pseudo
1234 for the function result value.
1236 2001-05-22 Richard Henderson <rth@redhat.com>
1238 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1239 section pointer alignment.
1241 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1243 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1244 of __USER_LABEL_PREFIX__.
1246 2001-05-22 Richard Henderson <rth@redhat.com>
1248 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1249 (__deregister_frame_info_bases): New.
1250 * unwind-dw2-fde.h: Declare it.
1251 * libgcc-std.ver: Export it.
1252 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1253 called __register_frame_info_bases.
1255 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1257 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1258 instead of #elif (which is OK for this case but not in general).
1260 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1262 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1263 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1264 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1265 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1266 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1268 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1269 David O'Brien <obrien@freebsd.org>
1271 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1272 configure-time options and target version of FreeBSD. Set-up
1273 to match architectural change in threading support. Correctly
1274 report when -pthread option is not supported by configure-time
1276 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1277 and extend to encode target version number in run-time setting
1278 of __FreeBSD__ macro to match the system compiler.
1279 (CPP_PREDEFINES): Likewise.
1280 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1282 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1283 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1285 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1286 David O'Brien <obrien@freebsd.org>
1288 * config.gcc (the unlabeled system switch statement): Add
1289 generic configuration section to handle *-*-freebsd*. Also,
1290 to match the system compiler, default to threading support (it
1291 may be disabled with the standard --disable-threads
1292 configuration-time switch).
1293 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1294 (alpha*-*-freebsd* in machine-specific section): Likewise.
1296 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1297 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1298 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1299 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1300 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1302 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1303 David O'Brien <obrien@freebsd.org>
1305 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1306 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1307 -pthread instead setting macro.
1309 2001-05-22 Richard Henderson <rth@redhat.com>
1311 * crtstuff.c (__register_frame_info_bases): Declare.
1312 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1313 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1315 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1316 (CRT_GET_RFIB_DATA): New.
1317 * config/i386/sysv4.h: Likewise.
1318 * config/i386/sco5.h: Likewise.
1319 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1321 2001-05-22 Richard Henderson <rth@redhat.com>
1323 * rtl.c (read_string): Break out from ...
1324 (read_rtx): ... here.
1326 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1328 * doc/install.texi (Specific): Remove a bogus and duplicate part
1329 copied from the end of the document.
1331 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1333 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1335 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1337 * install.texi: Remove obsolete information on SunOS as well as
1338 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1339 (Installing GNU CC on the Sun): Remove section.
1341 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1343 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1344 keep errno unchanged on success.
1346 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1348 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1349 once for hexadecimal floats, whether or not they contain a decimal
1350 point. Don't let the setting of pedantic otherwise affect the
1351 parsing of hexadecimal floats.
1353 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1355 * README.ACORN: Remove obsolete file.
1357 2001-05-22 Jan Hubicka <jh@suse.cz>
1359 * combine.c (gen_binary): Use swap_commutative_operands_p
1360 (simplify_comparison): Likewise.
1361 * expmed.c (emit_store_flag): Likewise.
1362 * expr.c (compare_from_rtx): Likewise.
1363 (do_compare_rtx_and_jump): Likewise.
1364 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1365 if not emitting a branch and operands want swapping.
1367 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1369 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1370 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1371 (maybe_get_identifier): Update.
1372 * tree.h (make_identifier): Delete.
1374 2001-05-21 Richard Henderson <rth@redhat.com>
1376 * combine.c (subst): Do not substitute for a register as
1377 a destination subreg/strict_low_part/zero_extract.
1379 * combine.c (simplify_comparison): Update op1 after constant
1381 * recog.c (const_int_operand): Accept only constants valid
1383 * genrecog.c: Update comments wrt const_int_operand.
1385 * emit-rtl.c (init_emit_once): Zero unused memory in a
1388 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1390 * tree.h (type_num_arguments): Declare it.
1391 * tree.c (type_num_arguments): New function.
1393 2001-05-21 Richard Henderson <rth@redhat.com>
1395 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1398 2001-05-21 Geoff Keating <geoffk@redhat.com>
1400 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1402 (minsf3): Use rs6000_emit_minmax.
1403 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1405 (movsfcc): Use rs6000_emit_cmove.
1406 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1407 Don't generate emit_fselsfsf4.
1408 (fseldfsf4): Likewise.
1409 (maxdf3): Use rs6000_emit_minmax.
1411 (mindf3): Use rs6000_emit_minmax.
1412 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1414 (movdfcc): Use rs6000_emit_cmove.
1415 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1416 Don't generate emit_fselsfsf4.
1417 (fselsfdf4): Likewise.
1418 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1419 (min_max_operator): New predicate.
1420 (rs6000_emit_cmove): New function.
1421 (rs6000_emit_minmax): New function.
1422 * config/rs6000/rs6000-protos.h: Prototype new functions.
1423 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1424 and min_max_operator.
1426 * config/rs6000/rs6000.c (output_cbranch): Handle all
1427 conditional types in the switch statement.
1429 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1431 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1432 non-register variables.
1433 * extend.texi: Document that asm-specifications do not make sense
1434 for non-static local variables.
1436 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1438 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1439 (dbxout_type_fields): Lose minimal_debug support.
1440 (dbxout_type_methods, dbxout_type): Likewise.
1442 2001-05-17 Andrew Haley <aph@redhat.com>
1444 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1446 2001-05-21 Richard Henderson <rth@redhat.com>
1448 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1451 2001-05-20 Richard Henderson <rth@redhat.com>
1453 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1454 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1455 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1456 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1457 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1459 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1460 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1461 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1462 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1463 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1464 DEBUG_PUBNAMES_SECTION): Rename as above.
1465 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1467 2001-05-20 Richard Henderson <rth@redhat.com>
1469 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1470 operands unless the operation is commutative.
1472 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1474 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1477 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1479 * extend.texi: Clarify documentation of extensions included in ISO
1480 C99. Prefer C99 terminology and syntax to old GNU terminology and
1481 syntax. Add more index entries. Document mixed declarations and
1482 code as an extension in C89 mode. Warn about future changes to
1483 semantics of inline functions. Fixes PR other/930.
1485 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1487 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1488 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1489 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1490 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1492 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1494 2001-05-20 Richard Henderson <rth@redhat.com>
1496 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1497 to be output before a branch.
1499 2001-05-20 Richard Henderson <rth@redhat.com>
1501 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1503 2001-05-20 Richard Henderson <rth@redhat.com>
1505 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1506 (ASM_DOUBLE): Remove.
1507 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1508 * config/i386/sun386.h: Likewise.
1510 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1511 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1513 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1514 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1515 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1516 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1518 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1519 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1520 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1521 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1522 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1523 * config/i386/win32.h: Likewise.
1525 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1527 * invoke.texi: Add more options to summary list.
1529 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1531 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1532 used. Fixes PR c/2291.
1533 * gcc.1: Regenerate.
1535 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1537 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1538 the -fpic and -fPIC options, clear flag_pic.
1540 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1542 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1543 * stringpool.c (make_identifier): No statistics here anymore.
1544 * objc-act.c (steup_string_decl): Remove redundant check.
1546 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1548 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1549 cpplib.o, cpphash.o, fix-header): Update.
1550 (hashtable.o): New target.
1551 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1552 struct c_common_identifier here.
1553 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1554 * c-lex.c (c_lex): Update.
1555 * c-pragma.h: Update.
1556 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1558 (C_RID_CODE): Delete.
1559 * cpphash.c: Rewrite to use hashtable.c.
1560 * cpphash.h: Update include guards.
1561 (struct cpp_reader): Remove hashtab.
1562 hash_ob and buffer_ob are no longer pointers. Add hash_table
1564 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1565 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1566 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1567 * cppinit.c (cpp_create_reader): Update.
1568 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1569 (cpp_interpret_charconst): Eliminate warning.
1570 * cpplib.c (do_pragma, do_endif, push_conditional,
1571 cpp_push_buffer, cpp_pop_buffer): Update.
1572 (_cpp_init_stacks): Rename cpp_init_directives.
1573 (_cpp_cleanup_stacks): Remove.
1574 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1575 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1576 cpp_forall_identifiers, cpp_create_reader): Update.
1577 (C_RID_CODE, cpp_make_node): New.
1578 (c_common_identifier): New identifier node for C front ends.
1579 * cppmain.c (main): Update.
1580 * fix-header.c (read_scan_file): Update.
1581 * flags.h (id_clash_len): Make unsigned.
1582 * ggc.h (ggc_mark_nonnull_tree): New.
1585 * stringpool.c: Update comments and copyright. Update to use
1587 * toplev.c (approx_sqrt): Move to hashtable.c.
1588 (id_clash_len): Make unsigned.
1589 * toplev.h (ident_hash): New.
1590 * tree.c (gcc_obstack_init): Move to hashtable.c.
1591 * tree.h: Include hashtable.h.
1592 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1593 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1594 (struct tree_identifier): Update.
1595 (make_identifier): New.
1597 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1598 (C_RID_CODE): Remove.
1599 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1600 (init_parse): Don't do it here.
1602 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1604 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1606 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1608 (expand_eh_return): Convert between word_mode and Pmode.
1609 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1611 (execute_stack_op): Likewise.
1612 (execute_cfa_program): Likewise.
1613 (uw_frame_state_for): Likewise.
1614 (uw_update_context_1): Likewise.
1615 * unwind.inc (_Unwind_Reason_Code): Likewise.
1616 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1617 (EH_RETURN_STACKADJ_RTX): Likewise.
1618 * config/mips/mips.c (compute_frame_size): Make space for saving
1619 EH return registers.
1620 (mips_expand_epilogue): Handle EH stack adjustments.
1621 * config/mips/mips.md (eh_return): New pattern.
1622 (eh_set_lr_si): Likewise.
1623 (eh_set_lr_di): Likewise.
1624 Add splitter to perform EH return after reload.
1626 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1628 * jump.c (mark_jump_label): Tidy previous change.
1630 2001-05-19 Bruce Korb <bkorb@gnu.org>
1632 * fixinc/genfixes: no need for two warnings
1633 * fixinc/Makefile.in: open stdin for those building with a closed one.
1635 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1637 * jump.c (jump_optimize_1): Tidy.
1638 (mark_jump_label): When changing the label in a LABEL_REF, change
1639 update any REG_EQUAL notes as well.
1641 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1643 * c-parse.in (parm_declarator): Split into
1644 parm_declarator_starttypename and parm_declarator_nostarttypename.
1645 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1646 New. Allow parenthesised sub-declarators which don't begin with a
1647 TYPENAME. Fixes PR c/166.
1649 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1651 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1653 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1655 * toplev.c (main): If the target does not allow profiling without
1656 a frame pointer, issue an error message.
1657 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1660 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1662 * recog.c (general_operand): Modify last change to allow it if reload
1665 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1667 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1668 subregs containing mem.
1670 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1672 * regrename.c (regrename_optimize): frame pointer register can
1675 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1677 * README.DWARF: Move into dwarfout.c.
1679 2001-05-18 Dale Johannesen <dalej@apple.com>
1681 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1682 specific misuse of r0 as a reload address.
1684 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1686 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1689 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1691 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1692 (add_to_sequence): Make that decision type.
1693 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1694 (write_switch, write_cond, debug_decision_2): Likewise.
1696 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1698 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1701 2001-05-18 Stan Shebs <shebs@apple.com>
1703 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1704 * configure: Regenerate.
1706 2001-05-18 Per Bothner <per@bothner.com>
1708 Changes needed for java/jvspec.c
1709 * gcc.h (n_infiles, outfiles): Add declarations.
1710 * gcc.c (n_infiles, outfiles): Mske no longer static.
1712 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1714 * config/pa/som.h (EXCEPTION_SECTION): Define.
1716 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1718 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1720 Add have_location_lists, a variable to determine whether we need a
1721 .debug_loc section or not.
1722 (enum dw_val_class): Add dw_val_class_loc_list.
1723 (dw_val_struct): Add val_loc_list.
1724 (dw_loc_list_struct): New structure, represents location lists.
1725 (new_loc_list): New function, return a new location list, given
1726 the range and location expression.
1727 (add_loc_descr_to_loc_list): New function, add a location
1728 expression to a location list, given the expression and range.
1729 (output_loc_list): New function, output a location list.
1730 (gen_internal_sym): Modified to take symbol prefix, so we can
1731 reuse it for location list symbols.
1732 (add_AT_loc_list): New function, add a location list to a DIE at
1733 the named attribute.
1734 (AT_loc_list): New function, return the location list reference
1735 for a given attribute, if it's a location list.
1736 (print_die): Handle dw_val_class_loc_list.
1737 (size_of_die): Ditto.
1738 (value_format): Ditto.
1739 (output_die): Ditto.
1740 (output_location_lists): New function, output all of the location
1741 lists for a DIE and it's children.
1742 (dwarf2out_finish): Call output_location_lists if we have location
1746 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1748 * gcse.c (try_replace_reg): First try global replace, later try to
1749 simplify the expression.
1751 * gcse.c (find_used_regs): Change calling convention; work via
1753 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1755 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1758 2001-02-09 Nick Clifton <nickc@redhat.com>
1759 * config/arm/arm.md: Change output constraint on post inc
1760 load/store multiple patterns to be a read/write constraint.
1762 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1764 * basic-block.h (struct basic_block_def): Add documentation about
1765 what a basic block is, and what the various fields are used for.
1766 * flow.c (calculate_globlal_regs_live): Add documentation about
1767 how the algorithm works, and how we know that it will terminate.
1768 Check that the the inductive assumption that guarantees
1769 termination actually holds.
1770 (mark_used_regs): Treat conditionally set registers as used.
1771 (debug_regset): Add comment.
1772 * rtl.texi (cond_exec): Add documentation.
1774 * function.c (expand_function_start): Avoid creating BLKmode
1777 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1779 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1780 DIE, even if it has no children.
1781 (dwarf2out_finish): Always output the line-number table, even if
1784 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1786 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1788 2001-05-17 Bruce Korb <bkorb@gnu.org>
1790 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1791 * fixinc/genfixes: emit a warning if AutoGen is out of date
1793 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1794 Bruce Korb <bkorb@gnu.org>
1796 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1797 found in fixinc directory. Facilitates binary distributions.
1799 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1801 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1804 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1806 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1808 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1810 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1811 (simplify_subreg): Handle complex types represented as CONCAT.
1813 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1814 * rtl.h (swap_commutative_operands_p): Declare.
1815 * rtlanal.c (swap_commutative_operands_p): New.
1816 (operand_preference): New static function.
1818 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1819 (gen_binary): Likewise.
1820 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1821 * simplify-rtx.c (simplify_gen_binary,
1822 simplify_gen_relational): Likewise.
1824 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1826 * cse.c (fold_rtx): Use simplify_subreg.
1828 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1829 (simplify_gen_subreg): New.
1830 (simplify_rtx): Use simplify_subreg.
1831 * rtl.h (simplify_gen_subreg): Declare.
1833 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1835 * doc/install.texi: Update Solaris information.
1837 * except.h (protect_cleanup_actions): Remove it.
1838 (lang_protect_cleanup_actions): Declare it.
1839 * except.c (protect_cleanup_actions): Remove it.
1840 (lang_protect_cleanup_actions): New variable.
1841 (init_eh): Don't make protect_cleanup_actions a GC root.
1842 (expand_eh_region_and_cleanup): Call
1843 lang_protect_cleanup_actions.
1844 (output_function_exception_table): Remove unused `align'
1846 * varasm.c (assemble_external): Abort if we have not yet
1847 opened the assembly output file.
1849 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1851 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1852 for eh_personality_libfunc.
1854 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1856 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1857 when calling simplify_subreg. This is needed to allow replacing
1858 of expression of one mode by expression of different mode.
1860 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1862 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1864 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1866 * expr.c (protect_from_queue): Protect against subsequent calls to
1868 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1871 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1873 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1875 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1877 * gccbug.in (CATEGORIES): Add "bootstrap".
1879 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1881 * simplify-rtx.c (simplify_subreg): Break out from ...
1882 * combine.c (combine_splify_rtx) ... here and ...
1883 * recog.c (validate_replace_rtx_1): ... here;
1884 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1885 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1886 (subreg_lowpart_p): ... here.
1888 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1890 * stmt.c (expand_asm_operands): For inout operands, make sure
1891 the substitution of '=' for '+' makes it into the rtl.
1893 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1894 (reload_as_needed): Call update_eliminable_offsets a bit later.
1896 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1898 * gcc.texi (gccbug): Refer to the web pages for detailed information
1901 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1903 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1905 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1906 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1907 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1908 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1909 * cross-make: Don't set LIBGCC1.
1910 * mklibgcc.in: Delete all code for building from libgcc1.c.
1911 Always honor LIB1ASMFUNCS if set.
1913 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1914 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1915 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1916 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1917 config/i386/uwin.asm, config/m68hc11/larith.asm,
1918 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1919 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1920 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1921 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1922 Delete or update references to libgcc1 in commentary.
1924 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1925 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1926 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1927 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1928 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1929 config/arm/t-semi, config/arm/t-strongarm-coff,
1930 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1931 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1932 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1933 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1934 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1935 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1936 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1937 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1938 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1939 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1940 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1941 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1942 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1943 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1944 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1945 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1946 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1947 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1948 config/mips/t-ultrix, config/mn10200/t-mn10200,
1949 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1950 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1951 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1952 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1953 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1954 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1955 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1956 config/sparc/t-sparclite, config/sparc/t-splet,
1957 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1958 config/sparc/t-vxsparc64, config/v850/t-v850:
1959 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1961 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1962 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1963 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1964 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1965 nongcc_SI_type, nongcc_word_type, or perform_*
1966 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1968 * config/i386/386bsd.h, config/i386/beos-elf.h,
1969 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1970 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1971 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1972 Don't include i386/perform.h.
1974 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1975 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1976 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1977 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1978 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1979 config/vax/t-openbsd, config/vax/t-vax: Delete.
1981 * config.gcc: Remove references to deleted files.
1982 (arm-semi-aof): Use arm/t-semi for tmake_file.
1984 * gcc.texi, install.texi, invoke.texi, tm.texi:
1985 Delete or rewrite text which is no longer relevant now that
1986 libgcc1 no longer exists.
1988 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1989 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1991 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1992 Bruce Korb <bkorb@gnu.org>
1994 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1997 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1999 * i386.md: Add two peepholes to clean up code generated by
2002 2001-05-16 Richard Henderson <rth@redhat.com>
2004 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2005 variants of non-absolute encodings.
2007 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2009 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2010 __register_frame_info_table_bases): Export.
2012 2001-05-16 Richard Henderson <rth@redhat.com>
2014 * except.c (eh_data_format_name): Move to ...
2015 * dwarf2asm.c: ... here. Use designated initializers if available.
2016 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2017 * dwarf2asm.h: Update declarations.
2018 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2019 ASM_PREFERRED_EH_DATA_FORMAT.
2020 (output_call_frame_info): Likewise. Use 'L' augmentation for
2023 * unwind-dw2-fde.h (struct fde_vector): New.
2024 (struct old_object): Rename from struct object.
2025 (struct object): New.
2026 (__register_frame_info_bases): Declare.
2027 (__register_frame_info_table_bases): Declare.
2028 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2029 * unwind-dw2-fde.c (objects): Remove.
2030 (unseen_objects, seen_objects): New.
2031 (__register_frame_info_bases): New.
2032 (__register_frame_info): Use it.
2033 (__register_frame_info_table_bases): New.
2034 (__register_frame_info_table): Use it.
2035 (__deregister_frame_info): Rewrite for changed object struct.
2036 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2037 (fde_unencoded_compare): Rename from fde_compare; uninline.
2038 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2039 (start_fde_sort): Adjust for new definition of fde_vector.
2040 (fde_insert): Likewise.
2041 (end_fde_sort): Likewise. Select comparison function based
2042 on properties of the object.
2043 (fde_split): Take object and fde_compare_t arguments.
2044 (frame_heapsort, fde_merge): Likewise.
2045 (classify_object_over_fdes): Rename from count_fdes. Handle
2046 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2048 (add_fdes): Handle encoded pointers.
2049 (init_object): Rename from frame_init. Update for new struct object.
2050 (linear_search_fdes): Rename from search_fdes. Handle encoded
2052 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2053 (binary_search_single_encoding_fdes): New.
2054 (binary_search_mixed_encoding_fdes): New.
2055 (search_object): New.
2056 (_Unwind_Find_FDE): Update for new struct object. Fill in
2058 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2059 iterating over EH data.
2060 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2061 fde_encoding, lsda_encoding.
2062 (read_uleb128, read_sleb128): Remove.
2063 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2064 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2065 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2067 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2069 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2071 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2072 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2073 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2074 cpp_spell_token, cpp_output_token): Similarly.
2075 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2076 do_pragma_poison, parse_assertion, do_assert): Similarly.
2077 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2078 save_parameter, _cpp_create_definition, check_trad_stringification,
2079 cpp_macro_definition): Similarly.
2080 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2081 * c-lex.c (cb_undef, c_lex): Similarly.
2082 * fix-header.c (recognized_function): Similarly.
2083 * cpplib.h (NODE_LEN, NODE_NAME): New.
2084 (cpp_hashnode): Rename length len.
2086 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2088 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2091 2001-05-16 Andreas Jaeger <aj@suse.de>
2093 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2095 * toplev.c: Include dwarf2asm.h for prototype of
2096 dw2_output_indirect_constants.
2098 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2100 * stmt.c (expand_asm_operands): Be able to offload addressof
2101 expression to memory. (PR optimization/185)
2103 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2105 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2106 applying distributive law.
2108 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2110 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2112 * gthr-dce.h (UNUSED): Attribute unused macro.
2113 (__gthread_key_dtor): Make arguments UNUSED.
2114 (__gthread_key_delete): Revise for compatibility with DRAFT4
2117 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2119 * doc/install.texi: Update AIX information.
2120 * README.RS6000: Remove obsolete file.
2122 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2123 Nathan Sidwell <nathan@codesourcery.com>
2125 * gcc.c (give_switch): Don't write before start of string.
2126 Always append suffix.
2128 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2130 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2133 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2135 * README.ALTOS: Remove obsolete file.
2137 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2139 * c-lex.h (save_and_forget_protocol_qualifiers,
2140 forget_protocol_qualifiers, remember_protocol_qualifiers):
2141 Remove deleted functions' prototypes.
2143 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2145 * c-parse.in (methodtype): New production.
2146 (methoddef, methodproto): Collapse separate '-' and '+'
2149 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2151 * c-common.h (RID_FIRST_PQ): New.
2152 * c-parse.in (objc_pq_context): New.
2153 (objc parser): Set objc_pq_context rather than calling
2154 remember_protocol_qualifiers and forget_protocol_qualifiers.
2155 Don't call save_and_forget_protocol_qualifiers.
2156 (yylexname): Handle objc protocol qualifiers here.
2157 * stringpool.c (struct str_header): Replace with sp_hashnode.
2158 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2159 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2160 Allocate an IDENTIFIER_NODE for each identifier.
2161 (FORALL_STRINGS, set_identifier): Delete.
2162 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2163 (ggc_alloc_string): Use an obstack.
2164 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2165 * tree.h: Update comments.
2166 (set_identifier): Delete.
2167 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2168 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2169 remember_protocol_qualifiers): Delete.
2171 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2173 * flow.c (life_analysis): After life analysis is complete, do
2174 an optional scan over insns looking for REG_LABEL notes that
2175 reference a deleted label.
2176 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2177 before peeking at LABEL_NUSES.
2179 2001-05-15 Richard Henderson <rth@redhat.com>
2181 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2182 (_Unwind_GetTextRelBase): New.
2184 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2186 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2188 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2190 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2191 so that CHOOSE_SECTION gets used.
2193 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2194 TARGET_RELOCATABLE like flag_pic for now.
2196 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2198 * rs6000.md (movdi splitter): Sign extend more efficiently.
2199 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2200 to "long long" valid on 32-bit and 64-bit hosts.
2201 (logical_operand): Cast trunc_int_for_mode return value.
2202 (rs6000_emit_move): Shift macro to encapsulate variable.
2203 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2204 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2205 plus_constant requires signed argument.
2207 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2209 * gthr-posix.h: Make additional pthread-* functions weak.
2211 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2213 * recog.c (apply_change_group): Avoid unneeded validating.
2215 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2217 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2218 (num_insns_constant): CONST_INT can be 64-bits.
2220 2001-05-14 Stan Shebs <shebs@apple.com>
2222 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2223 (LIBGCC_SPEC): Don't define.
2225 2001-05-14 Richard Henderson <rth@redhat.com>
2227 * configure.in (gcc_cv_as_eh_frame): New test.
2228 * config.in, configure: Rebuild.
2229 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2231 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2233 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2234 extended precision divide.
2236 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2238 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2239 for RETURNS as well.
2241 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2243 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2244 (CPP_CPU??_SIZE_TYPE): New.
2245 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2246 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2247 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2248 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2250 * i386.c (override_options): Add sorry about not suported modes.
2252 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2254 * config/pa/som.h (NM_FLAGS): Remove.
2255 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2256 (ASM_OUTPUT_SECTION_NAME): Remove.
2257 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2259 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2261 * regrename.c (regrename_optimize): Do not rename registers to
2264 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2266 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2267 contain MEMs. Remove useless distinction about clobbering
2270 2001-05-13 Geoff Keating <geoffk@redhat.com>
2272 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2273 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2274 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2275 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2276 (EXCEPTION_SECTION): Define.
2278 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2280 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2281 binary backward compat only.
2282 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2283 in LIB2FUNCS. Pass it to mklibgcc.
2284 * mklibgcc.in: Handle LIB2FUNCS_ST.
2286 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2288 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2290 * tm.texi (THREAD_MODEL_SPEC): Document it.
2291 * gcc.c (main): Use it.
2292 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2293 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2295 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2297 * rtl.h (SYMBOL_REF_WEAK): New macro.
2298 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2299 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2300 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2301 * gcc.texi: Remove wrong description.
2303 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2305 * Makefile.in (STAMP): New macro.
2306 Replace all uses of `touch' with $(STAMP).
2307 * fixinc/Makefile.in: Likewise.
2309 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2311 * configure.in: ldopen is never in -lexc, so don't test for it.
2312 Add test for exc_resume in -lexc for Ada.
2313 * configure: Regenerated.
2315 2001-05-12 Richard Henderson <rth@redhat.com>
2317 * dwarf2asm.c (size_of_encoded_value): New function.
2318 * dwarf2asm.h: Declare it.
2319 * except.c (output_function_exception_table): Align the TType
2320 array only as wide as the encoding.
2322 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2324 * extend.texi: Document #pragma GCC java_exceptions.
2326 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2328 * c-parse.in (bison parser, init_reswords): Remove uses of
2330 * c-tree.h (doing_objc_thang): Remove.
2332 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2334 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2335 about files not ending in newlines.
2337 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2339 * dwarfout.c (dwarfout_init): Add cast.
2340 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2341 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2343 * method.c (build_mangled_C99_name): Remove unused prototype.
2345 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2347 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2349 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2351 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2352 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2354 2001-05-11 Richard Henderson <rth@redhat.com>
2356 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2357 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2358 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2359 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2360 (dw2_output_indirect_constants): Prototype.
2361 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2362 current_function_func_begin_label if we'll need it for EH. Exit
2363 early for IA64_UNWIND_INFO.
2364 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2365 (eh_data_format_name): Update for indirect references.
2366 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2367 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2368 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2369 define HAVE_eh_return etc.
2370 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2371 (final_end_function): Don't call output_function_exception_table.
2372 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2373 (rest_of_compilation): Invoke output_function_exception_table
2374 for ia64 before assemble_end_function.
2375 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2376 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2378 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2379 * unwind.h: Declare them.
2380 * libgcc-std.ver: Export them.
2381 * unwind-pe.h: New file.
2383 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2385 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2387 (find_fde_for_dso): Extract DT_PLTGOT.
2388 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2389 the segment and gp as well.
2390 * config/ia64/frame-ia64.c: Remove file.
2391 * config/ia64/frame-ia64.h: Remove file.
2392 * config/ia64/unwind-ia64.c: New file.
2393 * config/ia64/unwind-ia64.h: New file.
2394 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2395 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2396 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2397 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2398 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2399 (IA64_UNWIND_INFO): Re-enable.
2400 (HANDLER_SECTION): Remove.
2401 (EH_RETURN_DATA_REGNO): New.
2402 * config/ia64/ia64.md (exception_receiver): Remove.
2403 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2404 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2406 2001-05-11 Richard Henderson <rth@redhat.com>
2408 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2409 calls and jumps to be bundled together.
2410 (ia64_reorg): Emit a break after a noreturn call that ends
2412 * config/ia64/ia64.md (break_f): New.
2414 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2416 * c-lex.c (lex_charconst): Convert into a simple wrapper
2417 around cpp_interpret_charconst, to which most of the code
2419 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2420 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2421 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2422 (lex): Use cpp_interpret_charconst.
2423 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2424 hex_digit_value): New functions.
2425 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2426 * cpplib.h (cpp_interpret_charconst): New prototype.
2427 * Makefile.in: Update.
2429 2001-05-12 Dean Wakerley <dean@wakerley.com>
2431 * doc/install.texi: New file. Converted to texinfo from the HTML
2432 documentation in wwwdocs/htdocs/install.
2434 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2436 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2437 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2439 * toplev.c (compile_file): Move comment for opening output
2440 file to just before the code that opens the output file.
2442 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2444 * regmove.c (regmove_optimize): Suppress the optimization for
2445 unchanging destination register. Add comment above function.
2447 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2449 * Makefile.in: Exterminate all references to assert.h.
2450 * cross-make: Likewise.
2452 * configure.in: Correct commentary.
2453 * configure: Regenerate.
2455 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2458 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2459 config/t-netbsd, config/t-rtems, config/x-linux,
2460 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2461 No need to override INSTALL_ASSERT_H.
2463 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2464 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2465 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2467 2001-05-11 Graham Stott <grahams@redhat.com>
2469 * combine.c (simplify_comparison): Fix typo.
2471 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2473 * loop.h (struct movables): Remove `num'.
2474 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2475 Adjust call to strength_reduce.
2476 (num_unmoved_movables): New function.
2477 (move_movables): Don't set movables->num.
2478 (strength_reduce): Compute the number of instructions in the loop
2479 here, rather than in the caller.
2480 (check_dbra_loop): Always clear reversible_mem_store if there
2481 are any memory sets.
2482 (loop_regs_scan): Don't count instructions here.
2483 (count_insn_in_loop): New function.
2485 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2487 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2489 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2491 * c-common.c (finish_label_expr): New function, lifted from
2492 from cp/semantics.c.
2493 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2494 * c-parse.in: Move 3 blocks of parser code into new functions.
2495 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2496 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2497 (lookup_label): Remove.
2499 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2501 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2502 FLOAT_BIT_ORDER_MISMATCH.
2504 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2506 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2507 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2509 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2511 * expr.c (emit_group_load): extract_bit_field requires a REG or
2514 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2516 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2517 a computed jump into an unconditional jump.
2518 In second hunk of code for collapsing computed and conditional jumps
2519 into unconditional jumps, reemit the jump in additional cases.
2521 * jump.c (jump_optimize_1): Do not wrap the new jump target
2522 inside a LABEL_REF; gen_jump will do that automatically.
2524 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2526 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2527 contents for a SYMBOL_REF in case of floating point constants.
2529 2001-05-10 DJ Delorie <dj@redhat.com>
2531 * c-common.c (combine_strings): Widen strings in a
2532 host-endian-independent way.
2534 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2536 * c-parse.in: Remove many shift/reduce conflicts. Update
2538 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2539 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2540 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2541 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2542 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2543 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2544 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2545 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2546 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2547 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2548 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2549 typespec_reserved_nonattr, typespec_reserved_attr,
2550 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2551 structsp_nonattr, components_notype, component_notype_declarator,
2552 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2553 firstparm, setspecs_fp): New
2554 (typed_declspecs, reserved_declspecs, typed_typespecs,
2555 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2556 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2557 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2558 type_quals): Remove. Users updated.
2559 (initdecls, notype_initdecls, after_type_declarator,
2560 parm_declarator, notype_declarator, absdcl1, components, ivars):
2561 Don't allow attributes at the start of a declarator; include them
2562 in the production containing the declarator instead. Always
2563 require type specifiers before trying to redeclare a typedef name.
2564 (typename): Allow for attributes but warn that they are ignored.
2565 (parmlist, firstparm, setspecs_fp): Include attributes in
2566 parmlist; suck them off the parser stack in firstparm using
2569 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2571 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2572 to determine if a block has an unconditional jump at its end.
2574 * jump.c (jump_optimize_1): When converting a conditional jump
2575 to an unconditional jump, build the jump using gen_jump instead
2576 of just modify operands in-place.
2578 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2580 * cppinit.c (cpp_post_options): Shut off macro expansion if
2582 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2583 IN_I directives only if the # is in column 1 and the directive
2584 name begins in column 2.
2585 * cppmain.c (scan_buffer): Insert a space between # and an
2586 identifier, when that identifier is a directive name.
2588 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2589 in the header search path.
2590 (enum node_type): Add T_INCLUDE_NEXT.
2591 (directive_table): Add entry for include_next.
2592 (do_include_next): New function.
2593 (process_include): New routine, broken out of do_include.
2594 (finclude): Insert 'nhd' argument, to be copied into
2595 next_header_dir of the new buffer.
2596 (main): Adjust to match.
2597 * gsyslimits.h, limity.h: Un-indent #include_next.
2599 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2601 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2602 inclusion as a chapter of the GCC manual.
2603 * gcc.texi: Include objc.texi.
2604 * fdl.texi: Use @unnumberedsec for the addendum.
2605 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2607 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2609 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2611 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2613 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2614 handling of two-address insns.
2616 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2618 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2619 ../binutils/nm-new instead of ../binutils/nm.
2621 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2623 * i386.md (movdi splitter): Fix the splitting condition
2624 (float_extenddftf splitter): Fix mode.
2626 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2628 * genrecog.c (write_switch): Avoid outputting of switch for
2629 types wider than int.
2631 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2633 * reload1.c (copy_eh_notes): New function.
2634 (emit_input_reload_insns): Call it.
2635 (emit_output_reload_insns): Call it.
2637 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2639 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2641 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2642 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2644 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2646 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2648 * pa.md (interspace_jump): Revise comment.
2649 (builtin_longjmp): Block initial setup insns from delay slot of
2651 (builtin_setjmp_receiver): New expander to save and restore PIC
2654 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2656 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2658 * toplev.c (compile_file): Set up the output file before we call
2659 the various initializers for the compiler.
2661 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2662 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2664 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2665 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2667 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2669 * Makefile.in (tradcpp0): Correct typo in dependency list.
2671 2001-05-06 Geoff Keating <geoffk@redhat.com>
2673 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2674 the link register if we're not going to use it.
2676 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2677 (output_function_profiler): Likewise.
2679 2001-05-07 Alan Modra <amodra@one.net.au>
2681 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2683 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2685 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2686 zero-extend it. Make abs_inc unsigned.
2688 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2689 widest mode in narrowing and widening operations.
2691 * config/mips/mips.md: Sign extend CONST_INTs.
2693 2001-05-06 Andreas Jaeger <aj@suse.de>
2695 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2696 (i386 Options): Document -momit-leaf-frame-pointer.
2698 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2700 * c-typeck.c (internal_build_compound_expr): Check for
2701 array to pointer conversion just once.
2703 2001-05-05 Richard Henderson <rth@redhat.com>
2705 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2707 2001-05-05 Richard Henderson <rth@redhat.com>
2709 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2710 to the parent of the fixup region.
2712 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2714 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2716 * cpp.texi (__NO_INLINE): Document it.
2718 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2720 * cppfiles.c (struct include_file): New member err_no.
2721 (find_or_create_entry): Set it.
2722 (open_file): Don't set fds to -2. Instead, use err_no to
2723 remember previous errors, if any.
2725 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2727 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2728 between X and Y by using sequences of xgdx and xgdy.
2730 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2732 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2733 of '!' for the 'D' alternative ('!' is too strong).
2734 ("*logicalsi3_silshl16"): Likewise.
2735 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2736 ("movstrictsi"): Remove spurious '+'.
2737 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2738 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2739 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2742 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2744 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2746 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2748 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2751 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2753 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2756 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2758 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2759 soft register, use ror instead of rol.
2761 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2763 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2764 into account pre/post increment decrement for 68HC12.
2765 Fix other problems in replacement and fix call to reg_mentioned_p.
2767 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2769 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2770 Put the soft registers in bss for 68HC12.
2771 (L_regs_d3_4): New for _.d3 and _.d4.
2772 (L_regs_d5_6): Likewise.
2773 (L_regs_d1_2): Likewise.
2774 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2776 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2778 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2779 to the pre-processor when -fshort-double is specified.
2780 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2782 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2784 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2785 (__mulsi3): Rewrite for 68HC12.
2786 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2787 Mark 'x' constraint with earlyclobber to prevent a
2788 RELOAD_FOR_OTHER_ADDRESS to go in it.
2789 (mulhi3_m68hc12): New pattern.
2790 (mulhi3_m68hc11): Rename of mulhi3.
2791 (mulhi3): New expand for 68HC12 optimisation.
2792 (umulhisi3, mulhisi3): New patterns for 68HC12.
2794 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2796 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2797 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2798 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2800 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2802 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2803 constants cheap after reload.
2804 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2806 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2807 so that gcc prefers a shift by 16.
2808 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2810 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2812 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2814 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2816 * alpha.h: NULL_PTR -> NULL.
2823 * i386.md: Likewise.
2826 * m68hc11.h: Likewise.
2827 * rs6000.h: Likewise.
2830 * sparc.h: Likewise.
2834 * final.c: Likewise.
2836 * recog.c: Likewise.
2838 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2840 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2841 `bool' parameter to `int'.
2843 * hash.c (hash_lookup): Likewise.
2845 * hash.h (hash_lookup): Likewise.
2847 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2849 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2851 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2853 2001-05-03 Geoff Keating <geoffk@redhat.com>
2855 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2856 -malign-loops, -malign-functions.
2857 * i386.c (ix86_align_funcs): Delete.
2858 (ix86_align_loops): Delete.
2859 (ix86_align_jumps): Delete.
2860 (override_options): Mark -malign-* as obsolete. Emulate their
2861 behaviour with the -falign-* options. Default -falign-* from
2862 the processor table.
2863 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2864 patch of Wed May 2 13:09:36 2001.
2865 (LOOP_ALIGN): Delete.
2866 (LOOP_ALIGN_MAX_SKIP): Delete.
2867 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2868 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2870 2001-05-04 Andreas Jaeger <aj@suse.de>
2872 * except.h: Add prototype declaration for
2873 expand_builtin_init_dwarf_reg_sizes.
2875 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2877 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2879 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2881 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2883 ("bitcmpqi2"): New pattern for bit-extract and test.
2884 ("bitcmphi"): New pattern for bitb/bita instructions.
2886 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2888 * gccbug.in: Use a temporary directory when the mktemp command is
2891 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2893 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2895 (INITIALIZE_TRAMPOLINE): Call it.
2896 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2897 (TRAMPOLINE_TEMPLATE): Remove.
2898 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2899 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2902 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2904 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2905 and crtendS.o with PIC.
2907 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2909 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2911 (___subdi3, ___adddi3): Use x instead of y as index register.
2912 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2913 (__memset, __memcpy): Likewise.
2914 (regs): Put the soft registers in bss for 68HC12.
2915 (abort): Use trap to abort for 68hc12.
2916 (__mulhi3, __mulhi32): Use emul for 68hc12.
2917 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2919 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2921 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2922 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2923 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2924 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2925 Set 68HC12 min offset to -65536.
2926 (print_operand): Put parenthesis arround the operand if it refers
2927 to a symbol having the same name as a register.
2928 (m68hc11_z_replacement): When z register is replaced by its
2929 equivalent soft register, force the insn to be re-recognized.
2930 (m68hc11_check_z_replacement): Fix the test when destination is
2931 the index register and z dies in the insn.
2932 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2934 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2936 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2937 costs according to processor variant.
2938 (m68hc11_shift_cost): New function to compute shift costs.
2939 (m68hc11_rtx_costs): Define costs according to processor variant.
2940 (m6811_cost): Costs for 68HC11.
2941 (m6812_cost): Costs for 68HC12.
2942 (COSTS_N_INSNS): Remove.
2944 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2945 (DEFAULT_RTX_COSTS): Remove.
2946 (CONST_COSTS): Define costs according to OUTER_CODE.
2947 (processor_costs): New struct to define costs.
2948 (m68hc11_cost): Pointer to current costs.
2950 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2952 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2953 and use m68hc11_notice_keep_cc when using leax/leay.
2954 (addhi3 split): Reject split if the insn is handled by
2956 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2957 push must be handled in a special way if the source operand uses
2958 sp as index register.
2959 (m68hc11_notice_keep_cc): New function.
2960 (m68hc11_gen_movhi): Use it when an insn changes a register but
2962 (m68hc11_gen_movqi): Fix move for 68HC12.
2963 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2965 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2967 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2968 and don't pass operands[0] to emit_library_call_value.
2970 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2972 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2973 (zero_extendsi split): Simplify and use (zero_extendhi).
2974 (*addhi3): Remove 'w' constraint since stack pointer is handled
2976 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2977 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2978 (*ashrhi3_const): Fix shift by 7.
2979 (*lshrsi3_const16): Fix template.
2980 (call, call_value): Fix constraint and predicate.
2982 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2984 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2985 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2986 (CC_REGNUM): Likewise.
2987 (*unnamed splits): Use above constants instead of hard coded numbers.
2988 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2989 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2990 (*return_16bit, *unnamed peepholes): Likewise.
2992 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2994 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2995 rs6000/rs6000.h twice.
2997 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2999 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3000 (CPP_SPEC): Conditionally define MSDOS and GO32.
3001 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3002 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3004 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3006 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3008 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3010 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3012 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3013 * integrate.c (expand_inline_function): Use xcalloc to allocate
3015 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3018 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3020 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3023 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3025 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3026 linker if -mrelax is given.
3027 (TARGET_SWITCHES): Document -mrelax.
3029 Re-installed 2001-01-09's patch:
3030 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3031 if it's wider than long and the target's long is wider than the
3034 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3036 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3037 directly include rs6000/rs6000.h. Instead do it in tm.h.
3039 2001-05-02 Stan Shebs <shebs@apple.com>
3041 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3042 NSConstantString for NeXT-style runtimes.
3043 (STRING_OBJECT_GLOBAL_NAME): New macro.
3044 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3045 OCTI_STRING_CLASS_DECL.
3046 (constant_string_global_id): New macro.
3047 (string_class_decl): Ditto.
3048 (setup_string_decl): New function.
3049 (build_objc_string_object): Use it to build a NeXT runtime
3050 compatible string initializer.
3052 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3054 * tradcpp.c (do_define): Make sure we don't walk past limit.
3056 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3058 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3059 offsets if not REG_OK_STRICT.
3061 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3062 (INT_REG_OK_FOR_INDEX_P): Likewise.
3063 (INT_REG_OK_FOR_BASE_P): Likewise.
3064 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3065 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3066 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3067 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3068 REG_OK_FOR_BASE_P. Take an additional parameter.
3069 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3070 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3071 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3072 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3073 rs6000_legitimate_address() and use it.
3074 * config/rs6000/rs6000.c: Update all callers.
3075 (rs6000_legitimate_address): New function.
3077 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3079 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3080 special_constant conditional blocks together.
3082 2001-05-02 Dale Johannesen <dalej@apple.com>
3084 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3086 (STRICT_ARGUMENT_NAMING): Define.
3087 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3088 function_arg_partial_nregs, setup_incoming_varargs): Remove
3089 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3092 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3094 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3096 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3099 * expr.c (store_field): Do nothing except elaborate side-effects if
3102 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3104 * c-lex.c: NULL_PTR -> NULL.
3106 * emit-rtl.c: Likewise.
3108 * genpeep.c: Likewise.
3110 * mips-tdump.c: Likewise.
3111 * reload1.c: Likewise.
3112 * rtlanal.c: Likewise.
3114 * stor-layout.c: Likewise.
3115 * toplev.c: Likewise.
3117 2001-05-01 Per Bothner <per@bothner.com>
3119 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3120 call do_pending_stack_adjust before emiting label.
3122 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3124 * extend.texi: Fix typo.
3126 2001-05-01 Stan Shebs <shebs@apple.com>
3128 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3129 of UOBJC_MODULES_decl.
3130 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3131 (generate_descriptor_table): Ditto.
3132 (generate_protocols): Ditto.
3133 (generate_protocol_list): Ditto.
3134 (generate_classref_translation_entry): Ditto.
3136 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3138 * invoke.texi (Optimize Options): Add documentation for `--param
3139 max-delay-slot-insn-search' and `--param
3140 max-delay-slot-live-search' and reorder --param section.
3141 * params.def: Modify initial comment.
3142 * params.h (param_info): Add `help' member.
3143 * toplev.c (lang_independent_params): Include `help' description.
3144 (display_help): Print --param parameters.
3146 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3148 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3149 Remove references to deleted files.
3150 (*-*-openbsd): No need to override xmake_file.
3151 (*-*-sysv4): Treat like *-*-sysv.
3153 * configure.in: Probe for ldopen in various places, and set up
3154 collect2 to be linked with them if found.
3155 Don't dink with Windows registry stuff unless $host_os is a
3156 Win32 os name. Check to see if we need -ladvapi32.
3157 * configure: Regenerate.
3159 * Makefile: Get rid of CLIB and HOST_CLIB.
3160 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3161 * build-make: Get rid of HOST_CLIB.
3163 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3164 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3165 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3166 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3167 config/rs6000/x-rs6000: Delete.
3169 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3172 24 x-host fragments remain, 0 x-cpu, 3 top level.
3174 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3176 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3177 * configure: Regenerate.
3179 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3181 * Makefile.in (install-headers): Remove redundant dependency.
3183 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3185 * c-tree.texi (USING_STMT): Document.
3187 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3189 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3190 * c-common.c: Likewise.
3191 * c-decl.c: Likewise.
3192 * combine.c: Likewise.
3193 * rs6000.c: Likewise.
3194 * except.c: Likewise.
3195 * explow.c: Likewise.
3197 * fold-const.c: Likewise.
3198 * function.c: Likewise.
3201 * integrate.c: Likewise.
3203 * objc/objc-act.c: Likewise.
3204 * recog.c: Likewise.
3205 * reg-stack.c: Likewise.
3206 * reload.c: Likewise.
3207 * reload1.c: Likewise.
3208 * simplify-rtx.c: Likewise.
3210 * varasm.c: Likewise.
3212 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3214 * diagnostic.def: New file.
3215 * diagnostic.h (diagnostic_t): New enum.
3216 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3218 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3220 * tsystem.h: Test only POSIX for availability of string.h
3222 * config.gcc (all systems): If USG appeared in xm_defines,
3223 change it to POSIX. If both USG and POSIX appeared, just
3224 delete USG. Remove unnecessary quotes around xm_defines
3226 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3227 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3228 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3229 powerpc-*-linux*): No need to set xm_defines - handled by
3230 global settings for *-*-linux*.
3232 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3234 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3235 Always include gstab.h, not system stab.h. Don't provide
3236 default definitions of N_CATCH or N_OPT. Always use the
3237 gstab.h variant of STAB_CODE_TYPE.
3238 * final.c: Don't include stab.h/gstab.h at all, or provide
3239 defaults for N_SLINE and N_SOL.
3241 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3242 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3244 * sdbout.c: Always include gsyms.h instead of system syms.h.
3246 * configure.in: No need to check for stab.h.
3247 * configure, config.in: Regenerate.
3248 * Makefile.in (final.o): Don't depend on gstab.h.
3250 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3251 Richard Henderson <rth@redhat.com>
3253 * extend.texi: Improve documentation of volatile asms.
3255 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3257 * c-tree.texi: Fix thinko.
3258 * gcc.texi: Likewise.
3260 2001-04-30 Richard Henderson <rth@redhat.com>
3262 * c-common.c (c_promoting_integer_type_p): New function, from the
3263 corpse of old macro. Properly promote too-small enumerations and
3264 booleans. Adjust all callers.
3265 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3266 (c_promoting_integer_type_p): Declare.
3267 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3268 * c-typeck.c: Likewise.
3269 (default_conversion): Remove now redundant boolean check.
3271 2001-04-30 Jan Hubicka <jh@suse.cz>
3272 Richard Henderson <rth@redhat.com>
3274 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3276 (combine_stack_adjustments_for_block): Don't combine stack
3277 allocation followed by deallocations. Handle grow-up stacks.
3279 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3281 * fdl.texi: New file.
3282 * c-tree.texi: Use the GFDL.
3283 * gcc.texi: Likewise.
3285 2001-04-30 Stan Shebs <shebs@apple.com>
3287 * invoke.texi: Add a section documenting Objective-C options.
3289 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3291 * emit-rtl.c (try_split): Copy EH notes to sequence.
3293 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3295 * regmove.c (record_stack_memrefs): Catch all references to the
3298 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3300 * Makefile.in (stmp-fixinc): quote shell assignment values
3302 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3304 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3308 * prefix.c: Likewise.
3310 2001-04-28 Stan Shebs <shebs@apple.com>
3312 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3313 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3314 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3315 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3317 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3318 (NEXT_OBJC_RUNTIME): Define.
3320 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3322 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3323 * simplify-rtx.c (simplify_gen_relational): Likewise.
3325 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3327 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3328 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3330 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3331 registers in SSE case; fix handling of the immediates.
3332 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3333 operands to be in regsiters before reload.
3334 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3335 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3336 (abstf,absxf,negtf,negxf splitters): Compute
3337 properly the regnum for x86_64.
3338 (avsdf2_if_rex64): New.
3340 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3342 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3343 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3344 into the constant pool.
3345 * jump.c (jump_optimize_1): Remove barrier successors after all
3346 the LABEL_NUSES counds have been computed.
3347 (delete_barrier_successors): When deleting a tablejump insn, also
3348 delete the jump table it uses.
3349 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3352 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3354 * pa.c (FRP): Remove erroneous white space in macro definition.
3356 2001-04-28 Andreas Jaeger <aj@suse.de>
3358 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3360 * extend.texi: Likewise.
3361 * tm.texi: Likewise.
3363 2001-04-28 Andreas Jaeger <aj@suse.de>
3365 * md.texi: Use XX-bit instead of XXbit or XX bit where
3368 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3370 * gcc.c (process_command): Allow -l lib in addition to -llib
3371 for POSIX compliance. This fixes PR c/2347.
3373 * invoke.texi: Update section on Link Options accordingly.
3375 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3377 * function.c (purge_addressof_1): Remove the duplicate
3378 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3381 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3383 * except.c (expand_eh_region_start): Don't start a new block.
3384 (expand_eh_region_end): Don't end a block.
3385 * stmt.c (expand_end_bindings): Don't end EH blocks.
3386 (expand_decl_cleanup): Starting an EH region won't change the block.
3387 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3388 (is_eh_region): Lose.
3391 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3393 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3395 * collect2.c (main): Add `-L' case to remove duplicate entries.
3396 (is_in_args): New function to check for a duplicate argument.
3397 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3398 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3399 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3400 Define to be nonzero.
3402 2001-04-27 Andreas Jaeger <aj@suse.de>
3403 Richard Henderson <rth@redhat.com>
3405 * md.texi (Machine Constraints): Document additional i386
3406 constraints and fix description of "A".
3408 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3410 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3412 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3414 * except.c (get_exception_filter): word_mode, not Pmode.
3416 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3418 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3419 common to other movsf patterns. Move up so that in future
3420 people who change the other patterns will change it too.
3421 (movsf_lo_sum): Allow even for soft-float; add appropriate
3423 (movsf_high): Likewise.
3424 (movsf_high+1): Allow even for soft-float.
3426 * function.c (expand_function_end): Always clobber the
3427 return registers, even if there is no return label.
3429 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3431 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3433 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3435 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3436 (pushqi2_rex64, pushhi2_rex64): Add.
3438 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3440 * except.c (expand_eh_region_end_cleanup): Force pending stack
3441 adjust before emitting label that branches around cleanup code.
3443 2001-04-26 H.J. Lu (hjl@gnu.org)
3445 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3447 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3449 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3450 (ASM_OUTPUT_SECTION_NAME): Likewise.
3451 (ASM_WEAKEN_LABEL): Likewise.
3452 (UNIQUE_SECTION): Likewise.
3453 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3454 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3455 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3456 (ASM_OUTPUT_SECTION_NAME): Likewise.
3457 (ASM_WEAKEN_LABEL): Likewise.
3458 (UNIQUE_SECTION): Likewise.
3459 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3460 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3461 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3462 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3463 (ASM_FILE_START): Likewise.
3464 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3465 (ASM_DECLARE_OBJECT_NAME): Likewise.
3466 (ASM_FILE_END): Likewise.
3467 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3468 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3469 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3470 (ASM_OUTPUT_CASE_LABEL): Likewise.
3471 (ASM_OUTPUT_SKIP): Likewise.
3472 (ASM_OUTPUT_ASCII): Likewise.
3473 (ASM_OUTPUT_IDENT): Likewise.
3474 (READONLY_DATA_SECTION): Likewise.
3475 (EXTRA_SECTIONS): Likewise.
3476 (EXTRA_SECTION_FUNCTIONS): Likewise.
3477 (SELECT_RTX_SECTION): Likewise.
3478 (SELECT_SECTION): Likewise.
3480 * config/mips/linux.h (INVOKE__main): Undefine.
3481 (CTOR_LIST_BEGIN): Likewise.
3482 (CTOR_LIST_END): Likewise.
3483 (DTOR_LIST_BEGIN): Likewise.
3484 (DTOR_LIST_END): Likewise.
3485 (SET_ASM_OP): Defined it to ".dummy".
3486 (ASM_OUTPUT_DEF): Defined.
3487 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3489 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3491 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3492 assembler supports .p2align.
3494 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3496 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3498 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3500 * integrate.c (expand_inline_function): Check for error_mark_node
3503 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3505 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3508 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3510 * configure.in (configargs.h): Define thread_model.
3511 * configure: Rebuilt.
3512 * gcc.c (main): Print it with -v.
3514 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3516 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3517 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3518 * gcc.1: Regenerate.
3520 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3522 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3523 is_redundant_typedef): Use static inline instead of inline static.
3525 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3527 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3528 this directory is always searched.
3530 2001-04-25 Richard Henderson <rth@redhat.com>
3532 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3533 of registers to restore along non eh_return path.
3535 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3537 * c-format.c (check_format_info_recurse): Handle
3538 PLUS_EXPR for format string.
3540 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3542 * config/ia64/ia64.h (CC1_SPEC): Define.
3543 * config/ia64/linux.h (CC1_SPEC): Define.
3545 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3547 * emit-rtl.c (constant_subword): Also do sign extension in
3548 BITS_PER_WORD == 16 case.
3550 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3552 * loop.c (try_swap_copy_prop): Go back to checking insn.
3554 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3556 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3557 if check_mode is non-zero.
3559 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3561 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3562 out and comparison sequence has been detected, put result into
3563 proper temporary pseudo.
3565 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3567 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3568 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3569 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3570 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3571 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3572 for future reference.
3574 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3576 * except.c (reachable_handlers): Step out one level from a RESX.
3578 * except.c (struct eh_region): Rename 'last' to 'resume'.
3579 (mark_eh_region, duplicate_eh_region_1): Adjust.
3580 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3581 (build_post_landing_pads): Likewise.
3582 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3583 (expand_eh_region_end_must_not_throw): Likewise.
3584 (connect_post_landing_pads): Thread (only) regions with non-deleted
3587 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3588 registers around the cleanup.
3589 (get_exception_filter): New fn.
3590 (finish_eh_generation): Use it.
3592 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3594 * c-semantics.c (add_scope_stmt): Don't call
3595 current_scope_stmt_stack multiple times.
3597 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3598 Nathan Sidwell <nathan@codesourcery.com>
3600 Lazy __FUNCTION__ generation.
3601 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3602 RID_C99_FUNCTION_NAME): New _RIDs.
3603 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3604 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3605 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3607 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3608 (c99_function_name_decl_node, function_name_decl_node,
3609 pretty_function_name_decl_node, saved_function_name_decls):
3611 (struct language_function): Remove x_function_name_declared_p.
3612 (make_fname_decl): Remove a parameter.
3613 (declare_function_names): Remove prototype.
3614 (start_fname_decls, finish_fname_decls): Prototype.
3615 (fname_as_string): Likewise.
3616 (fname_string, fname_decl): Likewise.
3617 * c-common.c (make_fname_decl): Adjust.
3618 (struct fname_var_t): New struct.
3619 (fname_vars): New static array.
3620 (declare_function_name): Remove.
3621 (start_fname_decls, finish_fname_decls): New functions.
3622 (fname_as_string): New function from remnants of
3623 declare_function_name.
3624 (fname_string, fname_decl): New functions.
3626 * c-decl.c (c_function_name_declared_p): Remove.
3627 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3628 don't call declare_function_name. Call start_fname_decls.
3629 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3630 clobber the line number. Call finish_decl.
3631 (start_function): Call start_fname_decls.
3632 (finish_function): Call finish_fname_decls.
3633 Remove c_function_name_declared_p.
3634 (push_c_function_context): Don't push c_function_name_declared_p.
3635 (pop_c_function_context): Don't pop c_function_name_declared_p.
3636 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3637 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3638 (program): Call finish_fname_decls for C.
3639 (primary): Add VAR_FUNC_NAME.
3640 (reswords): Add slots for __FUNCTION__ et al.
3641 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3642 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3643 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3644 * c-semantics.c (prune_unused_decls): Remove.
3645 (finish_stmt_tree): Don't call prune_unused_decls.
3646 (genrtl_decl_stmt): Don't prune unused decls here.
3648 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3650 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3651 constant pool, use the pool's SYMBOL_REF instead.
3653 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3656 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3658 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3659 passing nested NOP_EXPRs to fold.
3661 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3663 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3665 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3667 * loop.c (loop_delete_insns): Add prototype.
3669 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3671 * configure.in: Remove ENABLE_STD_NAMESPACE.
3672 * config.in: Regenerated.
3673 * configure: Regenerated.
3675 2001-04-22 Stan Shebs <shebs@apple.com>
3677 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3679 * config/rs6000/xm-darwin.h: Remove file.
3681 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3683 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3684 (write_c_file_stat): Likewise.
3686 * dbxout.c (dbxout_init): Likewise.
3688 * profile.c (output_func_start_profiler): Likewise.
3690 2001-04-22 Philipp Thomas <pthomas@suse.de>
3692 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3693 require it instead of the CVS version.
3694 * cpperror.c (v_message): Put a blank before the macro
3695 body to not confuse exgettext.
3697 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3699 * flow.c (proagate_one_insn): Remove useless assignment.
3700 * jump.c (delete_insn): Tidy.
3701 * loop.c (try_copy_prop): When deleting an instruction with a
3702 REG_RETVAL note, delete the entire libcall sequence.
3703 (loop_delete_insns): New function.
3704 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3705 we're not substituting into them yet.
3707 2001-04-21 Kazu Hirata <kazu@hxi.com>
3709 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3711 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3713 * config/i960/i960.c (signed_arith_operand): Likewise.
3715 * calls.c (expand_call): Fix a comment typo.
3717 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3719 * configure.in: Probe for times, clock, struct tms, and clock_t.
3720 * configure, config.in: Regenerate.
3721 * timevar.c: Replace ifdef forest in get_time with (relatively)
3722 straightforward series of checks based on autoconf's probes.
3724 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3726 * config/pa/som.h (NM_FLAGS): Define.
3728 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3730 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3732 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3733 * ia64.c (nop_cycles_until): New function.
3734 (prev_cycle, prev_first, last_issued): New static variables.
3735 (ia64_sched_reorder): Additional arg for clock.
3736 On final scheduling pass, emit extra NOPs as needed.
3737 Set prev_first and prev_cycle.
3738 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3739 (ia64_variable_issue): Set last_issued.
3741 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3743 * config/i386/i386.c (ix86_expand_int_movcc,
3744 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3746 2001-04-20 Geoff Keating <geoffk@redhat.com>
3748 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3749 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3750 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3751 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3752 ctrdi_internal6): In the short-branch case, this insn is only 4
3753 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3755 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3757 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3758 "=u" is used together with "st" resp. "st(1)" clobber.
3760 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3762 * gcse.c (gcse_main): Fix comment typo.
3763 (delete_null_pointer_check): Likewise.
3764 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3765 * cse.c (cse_insn): Likewise.
3766 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3769 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3771 * toplev.c: Excise all code for the undocumented -dm option.
3772 (float_signal): Call signal just once, unconditionally.
3774 2001-04-19 Geoff Keating <geoffk@redhat.com>
3776 * fold-const.c (fold): Use first_rtl_op rather than
3777 TREE_CODE_LENGTH when looping over parameters of a tree.
3778 Correct strange grouping in test for evaluated SAVE_EXPR.
3780 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3782 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3783 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3785 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3786 name at 32 total characters.
3787 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3788 functions in named sections -- data items can still go into unique
3789 sections, but they have normal names (ie $LIT$ and $DATA$).
3791 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3794 2001-04-19 DJ Delorie <dj@redhat.com>
3796 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3797 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3798 * config/i386/cygwin.h: Likewise.
3799 * config/i386/mingw32.h: Likewise.
3800 * config/vax/vms.h: Likewise.
3801 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3803 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3804 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3805 * config/i386/xm-cygwin.h: Likewise.
3806 * config/i386/xm-djgpp.h: Likewise.
3807 * config/i386/xm-mingw32.h: Likewise.
3808 * config/vax/xm-vms.h: Likewise.
3810 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3811 instead of OBJECT_SUFFIX.
3812 * collect2.c (find_a_file): Look for files matching the extension
3813 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3814 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3815 TARGET_EXECUTABLE_SUFFIX.
3816 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3817 (make_relative_prefix): Likewise.
3818 (convert_filename): Use TARGET_ suffixes throughout. Remove
3820 (process_command): Likewise.
3821 (do_spec_1): Likewise.
3822 * java/lang.c (init_parse): Likewise.
3824 * gcc.texi : Document four new options matching the pattern
3825 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3826 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3827 documentation for NO_AUTO_EXE_SUFFIX.
3829 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3831 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3832 that language-independent processing should not be done.
3833 * toplev.c (main): Adjust accordingly.
3835 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3836 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3838 * mips.md (reload_outputdi): Require that operand0 be a
3841 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3843 * invoke.texi (-Wshadow): Clarify.
3845 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3847 * loop.c (load_mems): Examine all the instructions in the loop
3848 before concluding that all jumps branch to the first instruction
3851 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3853 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3855 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3857 * cpp.texi (-Wwhite-space): Remove.
3858 (-Wall): -Wall does not imply -Wwhite-space.
3860 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3862 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3863 use it instead of blindly generating a .stabs.
3864 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3866 * xcoffout.c: Don't bother defining default for N_CATCH.
3867 (UNKNOWN_STAB): Use internal_error.
3868 (stab_to_sclass): Remove now-unnecessary aborts.
3869 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3871 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3873 * jump.c (mark_all_labels): Canonicalize the tail recursion
3874 label attached to CALL_PLACEHOLDER insns.
3876 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3878 * output.h (dump_flow_info, free_basic_block_vars,
3879 which_alternative): Delete redundant prototypes.
3881 * rtl.h (bss_section): Likewise.
3883 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3885 * dbxout.c (N_OPT): Define if not available from <stab.h>
3887 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3889 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3890 libraries and native K&R compilers.
3892 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3894 * c-typeck.c (convert_arguments): Don't check for width changes
3897 * invoke.texi (-Wtraditional): Update documentation.
3899 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3901 * toplev.c (output_lang_identify): Delete.
3902 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3903 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3904 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3905 after calling ASM_FILE_END.
3907 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3908 Instead, unconditionally emit an N_OPT stab with string equal
3909 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3911 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3913 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3914 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3915 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3916 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3917 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3918 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3919 config/i370/i370.h, config/i386/beos-elf.h,
3920 config/i386/osf1elf.h, config/i386/osfrose.h,
3921 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3922 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3923 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3924 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3925 config/mips/iris6.h, config/mips/osfrose.h,
3926 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3927 config/sparc/sp64-elf.h:
3928 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3929 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3931 * config/elfos.h, config/freebsd.h, config/linux.h,
3932 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3933 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3934 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3935 of ASM_FILE_START which merely emit a .version directive. Delete
3936 definitions of ASM_FILE_END which merely emit an .ident directive.
3938 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3939 ASM_IDENTIFY_GCC and move part of its logic into
3942 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3943 config/sparc/linux-aout.h: Don't emit .version directive in
3946 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3947 (output_file_start): Correct comment.
3949 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3950 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3952 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3953 * config/rs6000/aix.h: Correct comment.
3955 * config/i386/i386afe.h: Delete.
3956 * config.gcc: Remove references to i386afe.h.
3958 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3959 other macros deleted by this patch were undocumented.
3961 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3963 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3965 * pa.c (secondary_reload_class): SAR<->FP copies require a
3968 * install.texi (mips-mips-bsd): Update list of functions
3969 required to include memmove.
3970 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3971 used functions to include memmove.
3973 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3975 * i386.md (sqrtdf2): SFmode should be DFmode.
3977 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3979 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3980 (find_moveable_store): Likewise.
3982 2001-04-15 Jim Wilson <wilson@redhat.com>
3984 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3986 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3988 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3989 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3991 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3993 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3996 2001-04-14 Alan Modra <amodra@one.net.au>
3998 * pa.c (force_mode): New function.
3999 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4001 2001-04-13 Jim Wilson <wilson@redhat.com>
4003 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4004 (first_instruction): New static variable.
4005 (rtx_needs_barrier): Return 1 for alloc.
4006 (init_insn_group_barriers): Set first_instruction.
4007 (rws_sum): Delete duplicate definition.
4008 (group_barrier_needed_p): Return 0 when first_instruction true.
4009 (safe_group_barrier_needed_p): Save and restore first_instruction
4010 around group_barrier_needed_p call.
4012 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4014 * expr.h (enum libfunc_index): Add LTI_memmove.
4015 (memmove_libfunc): Define macro.
4016 * optabs.c (init_optabs): Initialize memmove_libfunc.
4017 * expr.c (expand_assignment): Use memmove_libfunc instead of
4020 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4022 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4025 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4027 * Makefile.in (reg-stack.o): Depend on reload.h.
4028 (insn-attrtab.o): Depend on flags.h.
4030 * genattrtab (main): Include flags.h in insn-attrtab.c.
4032 * reg-stack.c: Include reload.h.
4034 * sparc.h (flag_pic): Delete redundant declaration.
4036 * output.h (flag_pic): Likewise.
4038 * tree.h (pedantic): Likewise.
4040 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4042 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4044 * jump.c, regmove.c, toplev.c: Include reload.h.
4046 * reload.h (reload_cse_regs): Declare.
4048 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4049 reload_cse_regs, init_reload, mark_home_live, reload,
4050 init_caller_save): Delete redundant prototypes.
4052 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4054 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4056 * regclass.c, ssa.c: Include expr.h.
4058 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4059 gen_move_insn): Delete redundant declarations.
4061 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4063 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4064 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4065 MAKEINFO and MAKEINFOFLAGS too.
4066 (stage4_build): Correctly order -B flags.
4068 2001-04-13 Alan Modra <amodra@one.net.au>
4070 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4071 PIC_OFFSET_TABLE_SAVE_RTX.
4072 (zdepi_cint_p): Describe zdepi insn.
4073 Formatting and white space fixes throughout file.
4075 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4076 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4077 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4078 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4079 (output_64bit_and): Use plain `int's for shift counts.
4080 (output_64bit_ior): Likewise.
4081 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4082 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4085 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4086 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4087 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4088 NEW_HP_ASSEMBLER into one. Kill warnings.
4090 * pa-gas.h: Delete file.
4091 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4092 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4093 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4094 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4096 * config/pa/mill32.S: New file.
4097 * config/pa/mill64.S: New file.
4098 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4099 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4100 * config/pa/t-linux64: New file.
4101 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4102 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4103 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4105 * elfos.h (SELECT_SECTION): Undef before defining.
4106 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4107 (LIB_SPEC): Remove -lmilli.
4108 (DBX_REGISTER_NUMBER): Remove.
4109 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4110 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4111 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4112 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4113 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4114 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4115 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4116 TARGET_GAS): Define.
4117 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4118 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4119 regs if we don't have a prototype.
4120 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4121 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4122 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4123 EH_RETURN_HANDLER_RTX): Define.
4124 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4125 (DWARF_FRAME_REGNUM): Define.
4126 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4127 * pa32-linux.h: New file.
4128 * pa64-linux.h: New file.
4130 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4131 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4132 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4133 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4134 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4135 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4136 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4137 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4138 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4139 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4140 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4141 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4142 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4143 * pa64-hpux.h: New file.
4144 (ASM_FILE_START): Correct typo.
4145 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4146 * config.gcc: Modify for above.
4148 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4150 * jump.c (jump_optimize_1): Don't delete dead stores here.
4151 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4152 prior to running jump optimize before cse2.
4154 2001-04-12 Richard Henderson <rth@redhat.com>
4156 * Makefile.in (regmove.o): Depend on except.h.
4157 * regmove.c: Include it.
4159 2001-04-12 Stan Shebs <shebs@apple.com>
4161 * objc/objc-act.c: Remove all code ifdefed with the never-used
4162 macro OBJC_INT_SELECTORS.
4163 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4164 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4166 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4168 * config/pa/quadlib.c: Add prototypes.
4170 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4172 * bitmap.h (debug_bitmap): Delete redundant prototype.
4174 * rtl.h (get_frame_size): Likewise.
4176 2001-04-12 Jim Wilson <wilson@redhat.com>
4178 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4179 to just emit an fnorm.
4181 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4183 * c-common.h (truthvalue_conversion, type_for_mode,
4184 type_for_size): Delete redundant declarations.
4186 * c-lex.h (is_class_name): Likewise.
4188 * c-tree.h (pedantic, convert, getdecls, gettags,
4189 global_bindings_p, init_decl_processing, insert_block,
4190 maybe_build_cleanup, poplevel, print_lang_decl,
4191 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4192 set_block, incomplete_type_error, build_function_call,
4193 lvalue_or_else, mark_addressable): Likewise.
4195 * expr.h (expand_tree_builtin): Likewise.
4197 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4199 * invoke.texi: Document --param max-gcse-memory.
4201 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4203 * configure.in (errno): Check for declaration.
4204 * configure, config.in: Regenerated.
4206 * system.h (errno): Only declare if not already done.
4208 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4210 * recog.c (general_operand, immediate_operand,
4211 nonmemory_operand): Require CONST_INTs to be sign-extended
4212 values for their modes.
4214 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4216 * expmed.c (store_bit_field): Truncate CONST_INTs.
4217 (expand_mult_highpart, expand_divmod): Likewise.
4218 * expr.c (convert_modes, store_field): Likewise.
4219 * integrate.c (expand_inline_function): Use promote_mode() to
4220 determine whether to convert_modes() an argument as signed
4222 * optabs.c (expand_binop): Get CONST_INT operands
4223 sign-extended for their appropriate modes.
4224 * stmt.c (emit_case_nodes): Convert node values to the
4226 (expand_end_case): Convert minval and range to the appropriate
4228 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4229 the iteration variable.
4230 * varasm.c (immed_double_const): Don't require words to be
4231 narrower than host wide ints to properly sign-extend
4234 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4236 * sh.md (builtin_setjmp_receiver): New expander.
4238 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4240 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4241 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4242 for generating CONST_INT and CONST_DOUBLE.
4244 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4246 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4247 already sign-extended.
4248 (rs6000_emit_prologue): Make register iterator signed.
4249 (rs6000_emit_epilogue): Likewise.
4250 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4252 (movsf split, movdf split): Sign-extend CONST_INTs.
4253 (movdi splits): Likewise.
4255 2001-04-12 Kelley Cook <kelley.cook@home.com>
4257 * config-lang.in (lang_dirs): Add in zlib.
4259 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4261 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4262 operands that make it to RTL.
4264 2001-04-11 Stan Shebs <shebs@apple.com>
4266 Add Darwin (Mac OS X kernel) native support.
4267 * config.gcc (powerpc-*-darwin*): Add native bits.
4268 * config/darwin.c: New file, generic Darwin support functions.
4269 * config/darwin.h: New file, generic Darwin definitions.
4270 * config/darwin-protos.h: New file, generic Darwin prototypes.
4271 * rs6000/darwin.h: New file, Darwin for PowerPC.
4272 * rs6000/t-darwin: New file, Darwin makefile fragment.
4273 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4274 (TARGET_MACHO): Ditto.
4275 (rs6000_abi): Add ABI_DARWIN.
4276 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4277 (RS6000_SAVE_AREA): Ditto.
4278 (FP_ARG_MAX_REG): Ditto.
4279 (RETURN_ADDRESS_OFFSET): Ditto.
4280 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4282 (rs6000_emit_move): Add ABI_DARWIN cases.
4283 (print_operand): Ditto.
4284 (first_reg_to_save): Ditto.
4285 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4286 (debug_stack_info): Ditto.
4287 (rs6000_emit_prologue): Ditto.
4288 (rs6000_emit_epilogue): Ditto.
4289 (output_profiler_hook): Ditto.
4290 (output_function_profiler): Ditto.
4291 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4292 (output_mi_thunk): Add TARGET_MACHO case.
4293 (add_compiler_stub): Ditto.
4294 (output_compiler_stub): Ditto.
4295 (no_previous_def): Ditto.
4296 (output_call): Ditto.
4297 (machopic_output_stub): Ditto.
4298 (rs6000_machopic_legitimize_pic_address): Ditto.
4299 (toc_section): Ditto.
4300 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4301 (macho_high): Ditto.
4304 (load_macho_picbase): Ditto.
4305 (call): Add TARGET_MACHO case to modify function.
4306 (call_value): Ditto.
4307 (call_nonlocal_sysv): Add ABI_DARWIN case.
4308 (call_value_nonlocal_sysv): Ditto.
4309 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4311 (machopic_output_stub): Ditto.
4312 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4314 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4316 * dwarf2out.c (modified_type_die): Don't create new types here.
4317 * tree.h (get_qualified_type): New function.
4318 (build_qualified_type): Adjust comment.
4319 * tree.c (get_qualified_type): New function.
4320 (build_qualified_type): Use it.
4322 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4324 * cpp.texi (-Wtraditional): Update description.
4326 * invoke.texi (-Wtraditional): Likewise.
4328 2001-04-11 Jim Wilson <wilson@redhat.com>
4330 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4331 requires more than 64 bits of alignment.
4333 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4335 * cpplib.c (do_line): Sanity check iff enable checking.
4337 2001-04-11 Richard Henderson <rth@redhat.com>
4339 * Makefile.in (insn-recog.o): Depend on toplev.h.
4340 (insn-emit.o, doloop.o): Likewise.
4341 * genrecog.c, genemit.c: Include toplev.h in generated file.
4342 * doloop.c: Include toplev.h.
4344 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4346 * Makefile.in (gcse.o): Depend on params.h.
4347 * gcse.c: Include params.h.
4348 (gcse_main): Don't do GCSE if doing so will take inordinate
4350 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4351 * params.h (MAX_GCSE_MEMORY): New macro.
4353 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4355 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4357 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4359 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4361 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4363 * real.h (ereal_atof, real_value_truncate, target_isnan,
4364 target_isinf, target_negative, assemble_real, debug_real): Delete
4365 redundant prototypes.
4367 * Makefile.in (ifcvt.o): Depend on toplev.h.
4369 * c-semantics.c: Include expr.h.
4371 * ifcvt.c: Include toplev.h.
4373 * expr.h (rtx_equal_p): Delete prototype.
4375 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4376 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4377 eliminate_constant_term, expand_complex_abs, find_single_use,
4378 make_tree, init_expr_once, init_optabs, supports_one_only):
4381 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4382 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4383 expand_assignment, store_expr, emit_line_note_after,
4384 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4386 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4388 * sparc-protos.h: Delete redundant prototypes.
4390 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4392 * reload.c (push_reload): Add condition missed in SUBREG byte
4395 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4397 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4399 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4401 * i386.md (floatsisf_sse): Fix output template
4402 * i386.c (ix86_expand_fp_movcc)
4404 * reg-stack.c (emit_pop_insn): Handle complex modes.
4405 (move_for_stack_reg): Emit proper move mode.
4406 (subst_stack_regs_pat): Handle complex modes.
4408 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4410 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4412 2001-04-10 Richard Henderson <rth@redhat.com>
4414 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4415 (__pure_virtual, __terminate, __terminate_set_func,
4416 __default_terminate, __throw_type_match, __empty,
4417 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4418 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4419 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4420 Remove prototypes of deleted functions.
4422 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4424 * c-typeck.c (convert_arguments): -Wtraditional now activates
4425 -Wconversion warnings, except for changes in signed-ness.
4426 Detect complex<->int & int<->complex conversions as well.
4428 * invoke.texi (-Wtraditional): Document it.
4430 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4432 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4433 * flow.c (set_block_for_new_insns): Remove needless cast and
4434 properly check for unset block number.
4436 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4438 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4439 the subreg was a hard register. Pseudos are left as subregs.
4441 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4443 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4444 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4445 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4446 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4447 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4449 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4451 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4453 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4455 * output.h (set_block_num): Missed it earlier, remove deprecated
4458 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4460 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4461 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4462 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4463 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4464 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4465 (expr_killed_p): Change bb parameter from int to basic_block, pass
4466 basic_blocks instead of ints as parameters.
4467 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4468 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4469 from int to basic_block, pass basic_blocks instead of ints as parms.
4470 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4471 parameter from int to basic_block, pass basic_blocks instead of ints.
4472 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4473 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4474 pass basic_blocks instead of ints.
4475 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4476 basic_blocks instead of ints as parameters.
4477 (pre_delete): Pass basic_blocks instead of ints as parameters.
4478 (hoist_expr_reaches_here_p): Change bb parameter from int to
4479 basic_block, pass basic_blocks instead of ints.
4480 (hoist_code): Pass basic_blocks instead of ints as parameters.
4481 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4482 Change bb parameter from int to basic_block.
4483 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4484 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4485 pass basic_blocks instead of ints.
4486 (insert_store): Pass basic_blocks instead of ints as parameters.
4487 (replace_store_insn, delete_store): Change bb parameter from int to
4488 basic_block, pass basic_blocks instead of ints.
4489 (store_motion): Pass basic_blocks instead of ints as parameters.
4491 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4493 * basic-block.h (set_new_block_for_insns): New Prototype.
4494 (set_block_num): Delete prototype.
4495 * flow.c (set_block_num): Remove obsolete function.
4496 (set_block_for_new_insns): Set BB for single or multiple insns.
4497 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4498 (process_insn_end_bb): Use set_block_for_new_insns or
4499 set_block_for_insn instead of set_block_num.
4500 (pre_insert_copy_insn): Use set_block_for_new_insns.
4501 (update_ld_motion_stores): Use set_block_for_new_insns.
4502 (insert_insn_start_bb): Use set_block_for_new_insns.
4503 (replace_store_insn): Use set_block_for_new_insns.
4505 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4506 Jeff Law <law@redhat.com>
4508 * alias.c (get_addr): Externalize.
4509 (canon_true_dependence): New function. Behaves like true_dependance
4510 except it already assumes a MEM has been canonicalized.
4511 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4512 * gcse.c (struct ls_expr): Add load/store expressions structure.
4513 (modify_mem_list, canon_modify_mem_list): New variable.
4514 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4515 load motion and store motion if requested.
4516 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4517 (free_gcse_mem): Free the modify_mem_list array.
4518 (oprs_unchanged_p): Use load_killed_in_block_p.
4519 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4520 (mems_conflict_for_gcse_p): New function. Don't kill loads
4521 with stores to themselves if its in the load/store expression list.
4522 (load_killed_in_block_p): New function.
4523 (canon_list_insert): New Function.
4524 (record_last_mem_set_info): Keep a list of all instructions which
4525 can modify memory for each basic block.
4526 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4527 (oprs_not_set_p): Use load_killed_in_block_p.
4528 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4529 (expr_killed_p): Use load_killed_in_block_p.
4530 (compute_transp): Do not pessimize memory references.
4531 (pre_edge_insert): Update stores for a load motion expression.
4532 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4533 (ldst_entry): Find or create a ldst_expr structure.
4534 (free_ldst_entry): Free memory for an individual item.
4535 (free_ldst_mems): Free entire load/store expression list.
4536 (print_ldst_list): Print debug info.
4537 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4538 (enumerate_ldsts): Assign integer values to each entry in list.
4539 (first_ls_expr): First expression in the list.
4540 (next_ls_expr): Next expression in the list.
4541 (simple_mem): Check if expression qualifies for ld/st expression list.
4542 (invalidate_any_buried_refs): Remove from expression list if its
4543 used in some other way we dont understand.
4544 (compute_ld_motion_mems): Find all potential enhanced load motion
4546 (trim_ld_motion_mems): Remove any expressions which are invalid.
4547 (update_ld_motion_stores): Copy store values to registers for loads
4548 which have been moved.
4549 (regvec, st_antloc, num_store): New global statics.
4550 (reg_set_info): Marks registers as set.
4551 (store_ops_ok): Verfies registers expressions are valid in a block.
4552 (find_moveable_store): Look for moveable stores in a pattern.
4553 (compute_store_table): Find stores in a function worth moving, maybe.
4554 (load_kills_store): Check dependance of a load and store.
4555 (find_loads): Find any loads in a pattern.
4556 (store_killed_in_insn): Check if a store is killed in an insn.
4557 (store_killed_after): Check is store killed after an insn in a block.
4558 (store_killed_before): Check is store killed before an insn in a block.
4559 (build_store_vectors): Generate the antic and avail vectors.
4560 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4561 (insert_store): Add a store to an edge.
4562 (replace_store_insn): Replace a store with a SET insn.
4563 (delete_store): Delete a store insn.
4564 (free_store_memory): Free memory.
4565 (store_motion): Perform store motion.
4566 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4567 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4568 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4569 (f_options): Add gcse-lm and gcse-sm.
4571 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4573 * i386.c (expand_fp_movcc): Fix condition reversal code.
4575 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4576 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4577 (CLASS_MAX_NREGS): Use it.
4579 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4580 handle properly complex values.
4581 (CLASS_MAX_NREGS): Likewise; update comment.
4583 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4585 * ia64.c (ia64_flag_schedule_insns2): New variable.
4586 (ia64_override_options): Initialize it. Clear
4587 flag_schedule_insns_after_reload.
4588 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4590 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4592 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4593 Do not require source to match destination anymore;
4594 Add abort to the nontrivial cases that should be handled by split.
4595 (fix_trunc?fdi): Add SSE case for x86_64.
4596 (floatdi?f): Likewise.
4597 (floatdi?f_sse): New.
4598 (fix_trunc?fdi_sse): New.
4600 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4602 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4603 (DEBUG_ARANGES_END_LABEL): Ditto.
4604 (dwarfout_init): Generate length and version fields at the start
4605 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4606 after the length field.
4607 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4608 the .debug_aranges info.
4610 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4612 * i386.c (call, call_value): Make sure that resulting call_insn
4613 does have proper second operand.
4615 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4617 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4618 function. Remove include of sys/cygwin.h.
4620 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4622 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4623 (CPP_SPEC): Always search */include/w32api for header files.
4624 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4625 (LINK_SPEC): Add "cyg" to the library search prefixes.
4627 2001-04-08 Philip Blundell <philb@gnu.org>
4629 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4631 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4633 * cpperror.c (print_location): Don't special case <stdin>.
4634 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4635 WARNING, but we don't check if we're in system headers.
4636 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4637 * cpplib.c (do_warning): Warn in system headers.
4639 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4641 * mbchar.c: Include config.h first.
4643 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4645 * config.gcc: Set default for xmake_file at top, not bottom.
4646 Change places that set xmake_file to "none" to set to the
4647 empty string instead, or remove them entirely if there is no
4648 default xmake_file for this cpu_type. Remove references to
4651 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4652 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4653 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4654 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4655 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4656 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4657 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4658 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4659 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4660 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4663 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4664 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4665 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4666 config/mips/x-sysv, config/rs6000/x-aix31:
4667 Just set CLIB to -lld or -lmld, as appropriate.
4669 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4670 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4671 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4672 config/mips/x-iris, config/pa/x-pa:
4673 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4674 OTHER_FIXINCLUDES_DIRS.
4676 * config/i386/x-djgpp: Don't set LN or LN_S.
4677 * config/m88k/x-dolph: Don't define __m88k__.
4678 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4679 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4680 * config/i860/fx2800.h: No need to #undef SVR4.
4682 38 x-host fragments remain, 2 x-cpu.
4684 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4686 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4688 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4690 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4692 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4694 * configure.in: Add check for lstat.
4695 * configure, config.in: Regenerate.
4696 * cppinit.c (append_include_chain): Make empty path ".".
4697 * cpplib.c (do_line): Don't simplify #line paths.
4698 * cppfiles.c (remove_component_p): New function.
4699 (find_or_create_entry): Acknowledge stat () errors during
4700 path simplification.
4701 (handle_missing_header): Don't simplify paths.
4702 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4703 the empty path untouched. Don't leave a trailing '/'.
4705 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4707 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4708 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4710 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4712 * cppfiles.c (open_file): Fail directories silently, but
4713 with an errno of NOENT set.
4714 (read_include_file): Move the common exit code to the sole
4715 caller. Return an int indicating success or failure. Let
4716 open_file handle directories.
4717 (stack_include_file): If read_include_file fails,
4718 push a "null" buffer.
4720 2001-04-05 DJ Delorie <dj@redhat.com>
4722 * function.h (virtuals_instantiated): Declare.
4723 * function.c: (virtuals_instantiated): Make global.
4724 * calls.c (emit_library_call_value_1): Use
4725 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4726 Otherwise, use the stack pointer directly.
4728 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4730 * i386.c (x86_initialize_trampoline): New global function.
4731 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4732 (INITIALIZE_TRAMPOLINE): Move offline.
4733 * i386-protos.h (x86_initialize_trampoline): Declare.
4735 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4737 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4738 (lea_0): Rename to lea_1.
4739 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4740 (lea_general_?): Allow SImodes on TARGET_64BIT
4741 (lea_general_?_zext): New patterns.
4742 (call_1, call_1_rex64): Fix.
4744 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4746 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4748 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4750 * i386.c (function_arg): Return constm1_rtx for last argument.
4751 (ix86_expand_prologue): Update gen_call calls.
4752 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4753 * i386.md (call_pop): Likewise.
4754 (call): Second operand is VOIDmode.
4755 (call_0): Likewise; Support 64bits.
4756 (call_exp): New expander.
4757 (call_1): Get to the sync.
4758 (call_1_exp): New pattern.
4759 (call_value): Support 64bit.
4760 (call_value_exp): New pattern.
4761 (untyped_call): Update gen_call call.
4762 (call_value_pop): Disable for 64bit.
4763 (call_value_0_rex64): New pattern.
4764 (call_value_1_rex64): Likewise.
4766 2001-04-05 Bo Thorsen <bo@suse.de>
4768 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4770 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4772 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4773 satisfies ANY_QI_REG_P.
4775 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4777 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4780 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4783 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4785 * config.gcc: Remove default for xm_file. Clean up local
4786 machine type handling. Remove settings of xm_file to
4787 something that doesn't exist. In the big switch, set xm_file,
4788 don't append to it (the value before the big switch is always
4789 null). Don't force build_xm_file or host_xm_file to have a value.
4790 * configure.in: Remove default for xm_file. Do not special
4791 case $cpu/xm-$cpu.h not existing.
4792 * configure: Regenerate.
4794 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4796 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4797 when folding integer division and modulo operations.
4799 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4801 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4802 instead of DWARF2_ADDR_SIZE for EH addresses.
4803 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4806 2001-04-04 Richard Henderson <rth@redhat.com>
4808 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4809 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4810 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4812 2001-04-04 Richard Henderson <rth@redhat.com>
4814 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4815 * configure: Rebuilt.
4817 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4819 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4820 push insns to delete to it instead of deleting them.
4821 (delete_null_pointer_checks): Delete insns from delete_list after
4822 all delete_null_pointer_checks_1 passes are done.
4824 2001-04-04 Richard Henderson <rth@redhat.com>
4826 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4827 * configure: Rebuilt.
4829 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4831 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4832 * config/romp/xm-romp.h: Delete.
4834 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4836 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4839 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4841 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4842 all labels present in rtx.
4843 (try_split) Call new function for all split insns.
4845 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4847 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4848 sure the change won't be validated.
4850 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4852 * rtl.h (set_noop_p): Declare.
4853 * flow.c (set_noop_p): Move from here ...
4854 * rtlanal.c (set_noop_p): ... to here and enhance.
4855 * cse.c (delete_trivially_dead_insns): Use it.
4856 * gcse.c (hash_scan_set): Likewise.
4857 * jump.c (delete_noop_moves): Likewise.
4858 * recog.c (split_all_insns): Likewise.
4860 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4862 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4863 stack pointer via a LO_SUM. Ditto for setting a temp register
4864 used to save to the stack. Set cfa_temp when setting fp, and
4865 allow matches to cfa_temp in addition to cfa_store when saving
4866 regs. Handle POST_INC and LO_SUM register stores. Document the
4867 changes and errors in rule 12 doco.
4869 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4870 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4871 (load_reg): Move closer to epilogue code.
4872 (DO_FRAME_NOTES): Define to control the following..
4873 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4874 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4876 (hppa_expand_epilogue): Likewise.
4878 2001-04-03 Richard Henderson <rth@redhat.com>
4880 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4881 * configure: Rebuild.
4883 2001-04-03 Richard Henderson <rth@redhat.com>
4885 * rtl.h (LCT_THROW): New.
4886 * calls.c (emit_library_call_value_1): Handle it.
4887 * except.c (connect_post_landing_pads): Use it.
4889 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4891 * gansidecl.h: Delete file.
4892 * configure.in: Change all refs to gansidecl.h to use
4893 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4895 * configure: Regenerate.
4897 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4898 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4899 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4900 Don't include gansidecl.h.
4901 * intl.c, main.c, version.c, fixinc/fixlib.h,
4902 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4905 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4907 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4910 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4912 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4913 config/i386/xm-next.h, config/i386/xm-sco.h,
4914 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4915 config/m88k/xm-m88k.h: Delete.
4917 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4918 * config/romp/xm-romp.h: Don't define bcopy.
4919 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4920 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4922 * config.gcc: Remove references to deleted files.
4924 14 xm-host.h remain, 1 xm-cpu.h.
4926 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4927 David S. Miller <davem@pierdol.cobaltmicro.com>
4928 Andrew MacLeod <amacleod@redhat.com>
4930 Use byte offsets in SUBREGs instead of words.
4932 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4933 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4934 to pass new argument.
4935 (add_stored_regs): Use subreg_regno_offset function.
4936 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4938 (precompute_arguments): Use gen_lowpart_SUBREG.
4939 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4940 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4941 (simplify_set): Rework to use SUBREG_BYTE.
4942 (expand_field_assignment): Use SUBREG_BYTE.
4943 (make_extraction): Use SUBREG_BYTE.
4944 (if_then_else_cond): Use SUBREG_BYTE.
4945 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4946 (gen_lowpart_for_combine): Compute full byte offset.
4947 * cse.c (mention_regs): Use SUBREG_BYTE.
4948 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4949 (canon_hash): Use SUBREG_BYTE.
4950 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4951 (gen_lowpart_if_possible): Formatting.
4952 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4954 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4955 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4956 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4957 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4958 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4959 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4960 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4961 certain invariants about SUBREGs the compiler creates.
4962 (gen_lowpart_SUBREG): New function.
4963 (subreg_hard_regno): New function to get the final register number.
4964 (gen_lowpart_common): Use SUBREG_BYTE.
4965 (gen_imagpart): Spacing nits.
4966 (subreg_realpart_p): Use SUBREG_BYTE.
4967 (gen_highpart): Use SUBREG_BYTE.
4968 (subreg_lowpart_p): Always compute endian corrected goal offset,
4969 even at the byte level, then compare against that.
4970 (constant_subword): New function, pulled out all constant cases
4971 from operand_subword and changed second argument name to offset.
4972 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4973 and call constant_subword to do the work. Return const0_rtx if
4974 looking for a word outside of OP.
4975 (operand_subword_force): Change second arg name to offset.
4976 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4977 (store_split_bit_field): Use SUBREG_BYTE.
4978 (extract_bit_field): Use SUBREG_BYTE.
4979 (extract_split_bit_field): Use SUBREG_BYTE.
4980 (expand_shift): Use SUBREG_BYTE.
4981 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4982 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4983 * flow.c (set_noop_p): Use SUBREG_BYTE.
4984 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4985 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4986 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4988 (optimize_bit_field): Use SUBREG_BYTE.
4989 (purge_addressof_1): Use SUBREG_BYTE.
4990 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4991 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4992 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4993 * gengenrtl.c (special_rtx): Add SUBREG.
4994 * global.c (mark_reg_store): Use SUBREG_BYTE.
4995 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4996 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4997 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4998 final byte offset is congruent to subreg's mode size.
4999 (subst_constants): Use SUBREG_BYTE.
5000 (mark_stores): Use subreg_regno_offset function.
5001 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5002 function and SUBREG_BYTE.
5003 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5004 (reg_is_born): Use subreg_hard_regno.
5005 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5006 endian correction code. Don't combine subregs unless resulting
5007 offset aligns with type. Fix subreg constant extraction for DImode.
5008 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5009 (general_operand): Remove dead mode_altering_drug code.
5010 (indirect_operand): Use SUBREG_BYTE.
5011 (constrain_operands): Use subreg_regno_offset function.
5012 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5013 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5014 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5015 * regs.h (REG_SIZE): Allow target to override.
5016 (REGMODE_NATURAL_SIZE): New macro which target can override.
5017 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5018 on the entire subreg rtx.
5019 (push_reload): Use SUBREG_BYTE in comments and code.
5020 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5021 for hard registers inside subregs.
5022 (operands_match_p): Use subreg_regno_offset.
5023 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5024 containing hard regs.
5025 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5026 corrections when fixing up MEM subregs.
5027 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5028 subreg_regno_offset where appropriate.
5029 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5030 byte endian corrections when fixing up MEM subregs.
5031 (subst_reloads): When combining two subregs, make sure final
5032 offset is congruent to subreg's mode size.
5033 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5034 (refers_to_regno_for_reload_p): Use subreg_regno.
5035 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5036 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5037 correction code for memory subreg fixups.
5038 (forget_old_reload_1): Use subreg_regno_offset.
5039 (choose_reload_regs): Use subreg_regno.
5040 (emit_input_reload_insns): Use SUBREG_BYTE.
5041 (reload_combine_note_store): Use subreg_regno_offset.
5042 (move2add_note_store): Use subreg_regno_offset.
5043 * resource.c (update_live_status, mark_referenced_resources): Use
5044 subreg_regno function.
5045 (mark_set_resources): Use subreg_regno function.
5046 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5047 (subreg_regno_offset, subreg_regno): Define prototypes.
5048 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5049 (gen_lowpart_SUBREG): Add prototype.
5050 * rtl.texi (subreg): Update to reflect new byte offset representation.
5051 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5052 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5053 (reg_overlap_mentioned_p): Use subreg_regno.
5054 (replace_regs); Make sure final offset of combined subreg is
5055 congruent to size of subreg's mode.
5056 (subreg_regno_offset): New function.
5057 (subreg_regno): New function.
5058 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5059 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5060 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5061 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5062 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5063 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5064 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5065 (print_operand): Use SUBREG_BYTE.
5066 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5067 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5068 (arm_reload_out_hi): Use SUBREG_BYTE.
5069 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5070 instead of SUBREG_WORD.
5071 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5072 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5073 SUBREG creation to use byte offset.
5074 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5075 inverted load insns): Fix explicit rtl subregs to use byte
5077 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5078 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5079 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5080 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5081 to use byte offsets.
5082 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5083 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5084 offsets, also make sure it is congruent to SUBREG's mode size.
5085 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5086 unnamed ldob insn): Generate SUBREGs with byte offset.
5087 (zero_extendqihi2): SUBREG's are byte offsets.
5088 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5089 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5090 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5091 zero-extendqisi2): Generate SUBREGs with byte offset.
5092 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5093 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5094 subregs in rtl to use byte offsets.
5095 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5096 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5097 (mips_move_2words): Use subreg_regno_offset.
5098 (mips_secondary_reload_class): Use subreg_regno_offset.
5099 * config/mips/mips.md (DImode plus, minus, move, and logical op
5100 splits): Fixup explicit subregs in rtl to use byte offsets.
5101 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5102 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5103 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5104 rtl to use byte offsets.
5105 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5106 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5107 subregs to use byte offsets.
5108 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5109 Fixup explicit subregs in rtl to use byte offsets.
5110 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5111 and remove byte endian correction code.
5112 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5113 (gen_ashift_hi): Use SUBREG_BYTE.
5114 (regs_used): Use subreg_regno_offset.
5115 (machine_dependent_reorg): Use subreg_regno_offset.
5116 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5117 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5118 (movdf_i4): Subregs are byte offsets now.
5119 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5120 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5121 (REGMODE_NATURAL_SIZE): Override.
5122 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5123 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5125 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5126 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5127 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5128 it is congruent to SUBREG's mode size.
5129 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5131 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5132 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5133 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5134 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5135 * config/v850/v850.c (print_operand, output_move_double): Use
5136 subreg_regno function.
5138 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5140 * configure.in (target_subdir): Use target_alias, not target.
5141 * configure: Rebuilt.
5143 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5145 * config/sh/crti.asm: Fix typos in comments.
5147 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5149 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5150 TARGET_FAST_INDIRECT_CALLS.
5151 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5153 (return_addr_rtx): Short circuit export stub matching when
5154 TARGET_NO_SPACE_REGS.
5155 (output_millicode_call): For out of range calls, make -fPIC
5156 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5157 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5158 * pa.md: Modify length attr calculation of all millicode insns to
5161 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5163 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5164 Require at least 2.11 in the version test. Specifically check
5165 for and reject GAS version 2.10.90.
5166 * configure: regenerate.
5168 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5170 * pa.c (override_options): Remove PIC profiling warning.
5171 (hp_profile_labelno): Delete.
5172 (hp_profile_label_rtx): Delete.
5173 (hp_profile_label_name): Delete.
5174 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5175 (output_function_prologue): Remove profiling code and all tests on
5176 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5177 merge_sp_adjust_with_store can work for PIC and profiling.
5178 (hppa_expand_epilogue): Remove profile_flag test.
5179 (hppa_can_use_return_insn_p): Likewise.
5180 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5181 cater for PROFILE_HOOK.
5182 (hppa_profile_hook): New function.
5183 * pa.h (FUNCTION_PROFILER): Now does nothing.
5184 (PROFILE_HOOK): Define.
5185 (hppa_profile_hook): Declare.
5186 (PROFILE_BEFORE_PROLOGUE): Delete.
5187 (ASM_OUTPUT_REG_PUSH): Delete.
5188 (ASM_OUTPUT_REG_POP): Delete.
5189 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5190 r24. Accept function name operand, and use this and a locally
5191 generated label to calculate pc-rel offset to func start.
5193 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5195 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5196 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5199 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5201 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5202 LO_SUM cases to where they belong.
5204 2001-04-02 Richard Henderson <rth@redhat.com>
5206 * except.h (lang_eh_type_covers): Mark extern.
5207 (lang_eh_runtime_type): Likewise.
5209 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5211 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5212 gengenrtl.c: Wrap generated header in multiple-include guard.
5213 Improve error checking.
5215 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5217 * configure.in: Don't check for putenv.
5218 * configure: Regenerate.
5219 * gcc.c (putenv): Don't define.
5220 * vax/xm-vms.h: Handle putenv.
5222 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5224 * ifcvt.c (noce_emit_move_insn): New.
5225 (noce_try_store_flag, noce_try_store_flag_constants,
5226 noce_try_store_flag_inc, noce_try_store_flag_mask,
5227 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5228 noce_try_abs): Use it.
5229 (noce_process_if_block): Likewise.
5230 For STRICT_LOW_PART, take mode from its SUBREG.
5232 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5234 * fold-const.c (fold): Before optimizing unsigned comparison with
5235 0x7fffffffU, make sure arg0 is integral type.
5237 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5239 * c-tree.texi: Document representation of wide strings.
5241 2001-04-01 Richard Henderson <rth@redhat.com>
5243 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5245 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5247 * i386.md: remove obsoleted comments.
5248 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5249 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5250 fix output template.
5252 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5254 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5256 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5258 * loop.c (load_mems): When generating a load from a pseudo, update
5261 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5263 * i386.c (ix86_split_long_move): Use change address to compensate
5264 stack pointer change in push instruction.
5266 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5268 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5269 instead of rtx_equal_p; fix the output template.
5271 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5273 * i386.c (ix86_expand_setcc): Support 64bit.
5274 (ix86_expand_int_movcc): Likewise.
5275 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5278 * i386.md (allocate_stack_worker): Turn to expander.
5279 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5281 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5283 2001-03-29 Richard Henderson <rth@redhat.com>
5285 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5287 2001-03-28 Matthew Hiller <hiller@redhat.com>
5289 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5292 * MAINTAINERS: Added self.
5294 2001-03-28 Richard Henderson <rth@redhat.com>
5296 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5297 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5299 2001-03-28 Jim Wilson <wilson@redhat.com>
5301 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5304 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5306 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5308 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5311 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5313 2001-03-28 DJ Delorie <dj@redhat.com>
5315 * Makefile.in (stage1_build): Revert CFLAGS patch.
5317 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5319 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5320 when multiplier or multiplicand is zero.
5322 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5324 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5326 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5328 (set_src_needs_barrier): Likewise.
5329 (rtx_needs_barrier): For SET case, use these two functions. Rework
5330 PARALLEL case to handle all inputs before all outputs.
5331 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5332 saw a label and no stop bit since then.
5333 (maybe_rotate, process_epilogue): Add prototypes.
5335 2001-03-28 Richard Henderson <rth@redhat.com>
5337 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5338 not TARGET_TOC for special toc restore handling.
5339 * config/rs6000/rs6000.md (eh_return): Likewise.
5341 2001-03-28 Richard Henderson <rth@redhat.com>
5343 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5344 current_function_calls_eh_return.
5345 (output_function_epilogue): Handle eh_return.
5346 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5347 (EH_RETURN_DATA_REGNO): New.
5348 (EH_RETURN_STACKADJ_RTX): New.
5349 (EH_RETURN_HANDLER_RTX): New.
5350 * config/sparc/sparc.md (call/short branch peepholes): Check
5351 can_throw_internal instead of in_same_eh_region.
5353 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5354 for eh_return data registers.
5355 (rs6000_emit_prologue): Save eh_return data registers.
5356 (rs6000_emit_epilogue): Force inline restores if eh_return.
5357 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5358 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5359 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5360 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5361 the target uses one.
5362 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5363 (return_eh_si, return_eh_di): Remove.
5364 (eh_return): New, from corpse of eh_epilogue.
5365 (eh_set_lr_si, eh_set_lr_di): New.
5367 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5368 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5369 True for pic register if current_function_calls_eh_return.
5370 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5371 Handle eh_return requirements.
5372 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5373 (EH_RETURN_STACKADJ_RTX): New.
5374 * config/i386/i386.md (exception_receiver): Remove.
5375 (eh_return, eh_return_1): New.
5376 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5378 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5379 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5380 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5381 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5382 (EH_RETURN_DATA_REGNO): New.
5383 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5384 * config/alpha/alpha.md (eh_epilogue): Remove.
5385 (exception_receiver): Use $26 for ldgp input.
5386 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5388 2001-03-28 Richard Henderson <rth@redhat.com>
5390 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5391 * except.h: Likewise.
5393 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5394 (LIB2ADDEHDEP): New.
5395 (LIB2FUNCS_EH): Remove.
5396 (LIB2ADD): Remove LIB2ADDEH.
5397 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5398 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5399 (crt{begin,end}[S].o): Likewise.
5400 (except.o): Update includes.
5401 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5402 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5404 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5405 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5406 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5407 * builtins.c (expand_builtin): Implement it.
5408 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5409 * c-common.c (c_common_nodes_and_builtins): Declare it.
5410 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5411 * calls.c (libfunc_nothrow): Remove.
5412 (emit_library_call_value_1): Don't call it.
5413 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5414 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5415 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5416 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5417 (current_funcdef_number): Globalize.
5418 (output_call_frame_info): Emit frame data if an lsda is needed.
5419 Generate augmentation for personality routine. Don't play with
5421 (dwarf2out_begin_prologue): Record funcdef_number.
5422 * dwarf2out.h (current_funcdef_number): Declare.
5423 * expr.c (expand_expr): Update for except.h name changes.
5424 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5425 * expr.h (LTI_throw, LTI_rethrow): Remove.
5426 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5427 (LTI_eh_rtime_match): Remove.
5428 (LTI_unwind_resume, LTI_eh_personality): Add.
5429 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5430 * final.c (final): Don't call check_exception_handler_labels,
5431 init_insn_eh_region, or free_insn_eh_region.
5432 (final_scan_insn): Always emit debug labels for
5433 NOTE_INSN_EH_REGION notes.
5434 * flags.h (flag_new_exceptions): Remove.
5435 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5436 (record_active_eh_regions): Remove.
5437 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5438 Use can_throw_internal.
5439 (find_basic_blocks_1): Likewise.
5440 (move_stray_eh_region_notes): Remove.
5441 (find_label_refs): No eh_return_stub_label.
5442 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5443 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5445 (delete_unreachable_blocks): Don't track deleted handlers.
5446 (flow_delete_block): Use maybe_remove_eh_handler.
5447 (delete_eh_regions): Remove.
5448 (merge_blocks): Don't check for eh region match.
5449 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5450 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5451 (init_propagate_block_info): Disable dead frame store optimization
5452 when current_function_calls_eh_return.
5453 (dump_bb): Don't print eh_beg, eh_end.
5454 * function.c (fixup_var_refs): No catch_clauses.
5455 (expand_function_end): Likewise. Call expand_eh_return before
5456 the return register use. Call sjlj_emit_function_exit_after.
5457 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5458 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5459 * ifcvt.c (dead_or_predicable): Remove eh region check.
5460 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5461 Don't check for EH vs parameters.
5462 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5463 (expand_inline_function): Call duplicate_eh_regions.
5464 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5465 (copy_insn_notes): Remap REG_EH_REGION notes.
5466 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5467 * integrate.h (struct inline_remap): Add local_return_label.
5468 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5469 check_exception_handler_labels, nor exception_optimize.
5470 (find_cross_jump): No EH region check.
5471 * optabs.c (init_optabs): Update for changed eh libfuncs.
5472 * rtl.def (RESX): New.
5473 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5474 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5475 checks. Update for except.h name changes.
5476 (expand_cleanups): Likewise.
5477 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5478 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5479 (compile_file): Call init_eh before init_optabs. Don't
5480 output_exception_table here.
5481 (rest_of_compilation): Call convert_from_eh_region_ranges,
5482 convert_to_eh_region_ranges, output_function_exception_table.
5483 Don't emit_eh_context.
5484 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5485 (EXC_PTR_EXPR): New.
5487 * md.texi (eh_epilogue): Remove.
5488 (eh_return): Document.
5489 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5490 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5492 * eh-common.h: Remove file.
5493 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5494 * libgcc2.c (L_eh): Remove.
5496 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5497 * unwind-dw2-fde.h: New file.
5498 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5499 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5500 * libgcc-std.ver: Update for eh symbols.
5502 2001-03-27 Richard Henderson <rth@redhat.com>
5504 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5505 reduce false positives.
5506 (regmove_optimize): Disable if flag_non_call_exceptions.
5508 * stmt.c (expand_return): Remove always true predicate.
5509 (expand_decl_cleanup_no_eh): Remove dead code.
5511 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5512 barrier code. Add a scheduling barrier if a non-call insn
5513 can throw internally.
5515 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5516 Auto-inc addresses trap only if their base register does.
5518 * except.c (can_throw_internal): Rename from can_throw.
5519 * except.h, resource.c: Update references.
5521 * integrate.c (copy_insn_list): Use returnjump_p.
5522 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5524 * function.h (struct function): Move all boolean valued fields
5525 to single bit fields at the end of the struct.
5527 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5529 Rename asynchronous_exceptions to flag_non_call_exceptions.
5531 * gthr-single.h (UNUSED): New. Distinguish between how C
5532 and C++ mark unused function arguments. Use throughout.
5534 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5535 value to target configuration header.
5536 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5537 * config.in, configure: Rebuild.
5538 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5539 configuration and target defines.
5540 (exceptions_via_longjmp): Remove.
5541 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5542 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5544 * except.h (flag_non_call_exceptions): Move ...
5545 * flags.h: ... here.
5547 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5548 exceptions, put the note on the trapping instruction.
5550 * flags.h (flag_new_exceptions): Remove.
5551 * toplev.c: Don't set it.
5552 * final.c: Don't check it.
5553 * except.c: Provide stub definition.
5555 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5556 (calculate_global_regs_live): Kill call-clobbered registers
5557 across exception edges.
5558 * reg-stack.c (convert_regs_1): Kill the entire target stack
5559 across non-call exception edges.
5561 * flow.c (cleanup_cfg): Take no argument.
5562 * output.h, sibcall.c, toplev.c: Update all calls.
5564 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5566 * configure.in: Don't check for bcopy.
5567 * configure, config.in: Regenerate.
5569 * system.h: Don't define or prototype bcopy, instead poison it.
5571 2001-03-27 Richard Henderson <rth@redhat.com>
5573 * function.c (expand_function_start): Set DECL_REGISTER on
5574 a pseudo used for DECL_RESULT.
5576 * rtl.h (LCT_NORETURN): New.
5577 * calls.c (emit_library_call_value_1): Handle it.
5579 2001-03-27 Stan Shebs <shebs@apple.com>
5581 * objc/objc-act.c (objc_init): Use dump_base_name.
5582 (gen_declaration): Clear the buffer arg.
5583 (gen_declaration_1): New function, body of gen_declaration.
5584 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5585 (gen_method_decl): Ditto, plus always clear buffer arg.
5586 (error_with_ivar): Simplify.
5587 (warn_with_method): Ditto.
5588 (build_message_expr): Don't clear buffers.
5589 (dump_interface): Ditto.
5590 (objc_debug): Ditto.
5591 (build_keyword_selector): Clear the buffer by only zeroing
5593 (objc_implementation_context): Declare.
5594 (start_class): Warn about missing @end.
5595 (finish_objc): Ditto.
5597 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5599 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5601 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5603 * Makefile.in (SYSTEM_H): Define.
5604 Depend on $(SYSTEM_H), not system.h.
5606 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5608 2001-03-27 Jim Wilson <wilson@redhat.com>
5610 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5612 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5613 (process_epilogue): New static function.
5614 (process_set): Call process_epilogue instead of emitting .restore
5616 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5618 * flow.c (struct reg_cond_life_info): New fields orig_condition
5620 (init_propagate_block_info): Set new fields.
5621 (mark_regno_cond_dead): Set and use new fields.
5622 (flush_reg_cond_reg_1): Likewise.
5623 (and_reg_cond, case AND): Check for redundant AND conditions.
5624 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5627 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5629 * cppmacro.c (stringify_arg): Null terminate strings.
5631 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5633 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5634 inclusion style. xm-m68hc11.h no longer exists.
5635 * config/m68hc11/xm-m68hc11.h: Delete file.
5636 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5638 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5639 Don't define GCC_VERSION, N_, or PARAMS; don't include
5640 gansidecl.h or stdio.h. Define inhibit_libc here.
5641 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5642 Delete code conditioned on #if GCC_VERSION == 2095.
5644 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5645 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5646 Delete code conditioned on #if GCC_VERSION == 2095.
5648 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5650 * system.h: Include symcat.h.
5651 (STRINGIFY): Don't define.
5653 * configure.in: Adjust comment.
5655 * builtins.c: Use STRINGX, not STRINGIFY.
5656 * gencheck.c: Likewise.
5657 * gengenrtl.c: Likewise.
5658 * protoize.c: Likewise.
5660 * cpplex.c: Don't include symcat.h.
5661 * cpplib.c: Likewise.
5663 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5665 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5667 * c-typeck.c (digest_init): Fold init expression.
5669 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5671 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5673 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5675 * except.c (eh_regs): Save results of build_pointer_type to a temp
5676 as FUNCTION_VALUE macro may evaluate its args multiple times.
5678 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5680 * c-common.h (DECL_NUM_STMTS): New macro.
5681 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5683 (pushdecl): Likewise.
5684 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5685 * integrate.c (expand_inline_function): Don't check
5687 * print-tree.c (print_node): Don't print it.
5688 * toplev.c (rest_of_compilation): Don't try to inline when
5689 flag_no_inline is on.
5690 * tree.h (DECL_FRAME_SIZE): Remove.
5691 (tree_decl): Adjust accordingly.
5693 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5695 * combine.c (try_combine): Use memcpy, not bcopy.
5697 * genattrtab.c (expand_units): Likewise.
5699 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5701 * i386.md (push mem DI peep2): New.
5702 (mov 0, mov -1 peep2): Handle 64bit.
5703 (lea to arithmetics peep2): Handle 64bit leas.
5704 (rsp arithmetics to push/pop peep2s): New.
5706 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5708 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5710 * i386.c (struct machine_function): Add save_varrargs_registers.
5711 (ix86_save_varrargs_registers): New macro.
5712 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5713 (ix86_expand_prologue): Likewise.
5714 (ix86_emit_epilogue_esp_adjustement): Likewise.
5715 (ix86_expand_epilogue): Likewise.
5716 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5717 (pro_epilogue_adjust_stack_1): New insn.
5718 (pro_epilogue_adjust_stack_rex64): Likewise.
5719 * i386.h (MASK_NO_RED_ZONE): New constant.
5720 (TARGET_RED_ZONE): New macro.
5721 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5722 (RED_ZONE_SIZE): New constant.
5723 (RED_ZONE_RESERVE): New constant.
5725 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5727 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5729 2001-03-25 Kazu Hirata <kazu@hxi.com>
5731 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5734 (umodhi3): Likewise.
5737 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5739 * mkconfig.sh (DEFINES): Handle entries with '='.
5741 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5742 Set xm_defines to MACRO=value instead.
5744 * i370/xm-mvs.h: Delete.
5746 * ns32k/xm-pc532-min.h: Likewise.
5748 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5750 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5752 use ix86_expand_binary_operator
5753 (?sh??i_?): Disable for 64bit.
5754 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5755 * i386.c (shiftdi_operand): New predicate.
5757 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5758 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5759 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5760 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5761 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5762 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5763 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5764 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5765 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5766 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5767 (rotldi3, rotrdi3): New expanders.
5769 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5771 * i386.md (movstrsi): Move offline.
5773 (strmovdi_rex64): New.
5774 (strmov?i): Accept 64bit.
5775 (strmov?i_rex64): New.
5776 (strmov?i_rex_1): New.
5777 (strmov?i_1): Disable for 64bit.
5778 (rep_mov?i_rex64): New.
5779 (rep_mov?i): Disable for 64bit.
5780 (clrstrsi): Move offline.
5781 (strset?i_rex64): New.
5782 (strset?i: Accept 64bit.
5783 (rep_stos?i): Disable for 64bit.
5784 (rep_stos?i_rex64): New.
5785 (strset?i_rex_1): New.
5786 (strset?i_1): Disable for 64bit.
5787 (cmpstrsi): Accept 64bit.
5788 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5789 (cmpstrqi_nz_rex_1): New.
5790 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5791 (strlensi): Move offline.
5793 (strlenqi_1): Disable for 64bit; fix constraints.
5794 (strlenqi_rex_1): New.
5795 * i386.c (ix86_adjust_counter): New static function.
5796 (ix86_zero_extend_to_Pmode): Likewise.
5797 (ix86_expand_aligntest): Likweise.
5798 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5799 (ix86_expand_movstr): New global function.
5800 (ix86_expand_clrstr): New global function.
5801 (ix86_expand_strlen): New global function.
5802 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5803 ix86_expand_strlen): Declare.
5804 (ix86_expand_strlensi_unroll_1): Delete.
5806 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5808 * i386.md (cmpdi): Fix operand predicates.
5809 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5810 cmpdi_1_insn_rex64): New patterns.
5811 (adddi3): Turn to expander.
5812 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5813 (addsi3_carry_zext): New pattern.
5814 (adddi_?_rex64): New patterns and splitters.
5815 (addsi_?_zext): New patterns.
5816 (subsi3_carry_zext): New pattern.
5817 (subdi_?_rex64): New patterns and splitters.
5818 (iorsi_?_zext): New patterns.
5819 (iordi_?_rex64): New patterns and splitters.
5820 (iorsi_?_zext): New patterns.
5821 (iorsi_?_zext_imm): New patterns.
5822 (xorsi_?_zext): New patterns.
5823 (xordi_?_rex64): New patterns and splitters.
5824 (xorsi_?_zext): New patterns.
5825 (negdi*): New patterns.
5826 (one_cmpldi*): Likewise.
5827 (one_cmplsi*_zext, negsi*_zext): Likewise.
5828 (testqi_ext_3_rex64): New pattern.
5830 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5832 * i386-protos.h (ix86_split_long_move): Return void.
5833 * i386.c (ix86_split_to_parts): Handle 64bit target.
5834 (ix86_split_long_move): Likewise.
5835 * i386.md (all calls to ix86_split_long_move): Update.
5837 2001-03-23 Richard Henderson <rth@redhat.com>
5839 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5840 to avoid shadowing arguments.
5842 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5844 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5845 to variable names where DECL_NAME is different from
5846 DECL_ASSEMBLER_NAME.
5848 2001-03-23 Jim Wilson <wilson@redhat.com>
5850 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5851 (assemble_alias): Call make_decl_rtl.
5853 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5855 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5857 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5859 * extend.texi: Document the "java_interface" attribute.
5861 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5863 * mkconfig.sh: Use a subshell with redirected stdout,
5864 instead of closing stdout and confusing commands that run
5865 afterward. Throw away output of cmp.
5867 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5869 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5871 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5873 * i386.md (zero_extendsidi2_32): Break out from ...
5874 (zero_extendsidi2): ... here ; turn to expander.
5875 (zero_extendsidi2_rex64): New.
5876 (extendsidi2_32): Break out from ...
5877 (extendsidi2): ... here ; turn to expander.
5878 (extendsidi2_rex64): New.
5879 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5880 (trunc?f?f splitters): Add 64bit versions.
5882 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5884 * i386.md (pushsi, pushsi2_prologue): Disable.
5885 (pushsi2_rex64): New.
5886 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5887 (movqi_ext_1): Disable for 64bit.
5888 (movqi_ext_1_rex64): New.
5889 (pushdi2_rex64): New pattern, peep2s and splitter.
5890 (pushdi2_prologue_rex64): New pattern.
5891 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5893 (movdi splitters): Disable for 64bit.
5894 (movdi_1_rex64): New pattern, peep2s and splitters.
5895 (swapdi): New pattern.
5896 (pushsf): Disable for 64bit.
5897 (pushsf_rex64): New pattern and splitter.
5898 (pushdf_nointeger): Disable for 64bit.
5899 (pushdf_integer): Handle the 64bit case.
5900 (pushtf): Likewise; update splitters.
5902 2001-03-22 Richard Henderson <rth@redhat.com>
5904 * mkconfig.sh: Include insn-flags.h.
5905 * Makefile.in (CONFIG_H): Include insn-flags.h.
5906 (lots of objects): Remove insn-codes.h and insn-flags.h.
5908 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5909 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5910 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5911 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5912 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5913 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5914 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5915 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5916 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5917 v850/v850.c, vax/vax.c:
5918 Don't include insn-flags.h.
5920 * diagnostic.c, expr.h, reload.c, toplev.c:
5921 Don't include insn-codes.h.
5923 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5924 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5925 c4x/c4x.c, i960/i960.c, mips/mips.c:
5926 Don't include insn-codes.h or insn-flags.h.
5928 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5929 or insn-flags.h in the generated code.
5930 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5931 (main): Forward declare struct rtx_def.
5933 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5935 * invoke.texi (-ffast-math): Remove duplicate line about
5938 * gcc.texi: Remove more obsolete documentation of bugs and
5939 installation problems.
5941 2001-03-21 Kazu Hirata <kazu@hxi.com>
5943 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5946 2001-03-20 Jason Merrill <jason@redhat.com>
5948 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5950 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5951 * varasm.c (CHKR_PREFIX): Likewise.
5953 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5955 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5956 is part of a multi-SET insn.
5958 * cse.c (find_comparison_args): Remove previous change.
5959 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5962 * config/i386/i386.md (conditional_trap): Remove warning.
5964 * recog.c (push_operand): Fix error in last change that caused
5965 undefined symbol on many targets.
5967 * sdbout.c: #include ggc.h.
5968 (sdbout_init): Move to end of file.
5969 Call ggc_add_tree_root for anonymous_types.
5970 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5971 (sdbout_one_type): Use DECL_NAME for field name.
5972 * Makefile.in (sdbout.o): Show includes ggc.h.
5974 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5976 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5977 (override_options): Use properlimits for preferred_stack_boundary.
5978 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5980 (ext_register_operand): Accept DImode.
5981 (load_pic_register): Abort on 64bit.
5982 (gen_push): Use Pmode instead of SImode.
5983 (ix86_save_reg): Pic reg is never used on 64bit.
5984 (ix86_expand_prologue): Likewise.
5985 (ix86_emit_save_regs): Use Pmode instead of SImode.
5986 (legitimate_address_p): Check displacement for 64bit.
5987 (print_operand): Avoid outputting of (%rip) on 64bit.
5988 (print_operand_address): Output (%rip) where possible.
5989 (split_di): Abort on 64bit registers.
5990 (ix86_expand_branch): DImode comparison is simple for x86_64.
5991 (memory_address_length): Recognize memory addresses formed using
5993 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5995 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5997 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5999 * recog.c (push_operand): Recognize new format of push instructions.
6001 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6003 * i386.md (pushqi1): New.
6004 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6005 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6006 x86_64_immediate_operand, x86_64_immediate_operand,
6007 x86_64_zext_immediate_operand): Declare.
6008 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6009 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6010 x86_64_immediate_operand, x86_64_immediate_operand,
6011 x86_64_zext_immediate_operand): define.
6012 * i386.h (PREDICATE_CODES): Add new predicates.
6014 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6016 * i386.md (pophi1, popqi1, pushqi1): Remove.
6018 * expr.c (emit_single_push_insn): New function.
6019 (move_by_pieces): Accept NULL as destination for push instructions.
6020 (gen_push_operand): Kill.
6021 (emit_push_insn): Pass NULL when pushing; avoid updating of
6022 stack_pointer_delta.
6023 * expr.h (gen_push_operand): Kill.
6025 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6027 * rtl.texi (COMPARE): Clarify documentation and reference section
6030 2001-03-20 Stan Shebs <shebs@apple.com>
6032 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6033 (get_object_reference): Ditto.
6034 (error_with_ivar): Use error_with_file_and_line.
6035 (warn_with_method): Use warning_with_file_and_line.
6037 2001-03-20 Tom Tromey <tromey@redhat.com>
6039 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6041 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6043 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6044 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6046 2001-03-20 DJ Delorie <dj@redhat.com>
6048 * Makefile.in (install-libgcc): Pass complete list of variables.
6049 (install-multilib): Ditto.
6051 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6053 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6054 drectve_section, switch_to_section.
6056 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6057 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6058 i386_pe_mark_dllimport.
6060 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6062 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6063 functions i386_pe_*.
6065 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6066 i386_pe_* functions with char * arguments.
6068 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6070 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6072 (movsi_ie): Introduce fpul store.
6074 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6076 * Makefile.in (OBJS): Remove hashtab.o.
6078 2001-03-19 Stan Shebs <shebs@apple.com>
6080 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6081 * c-lang.c (maybe_objc_method_name): Ditto.
6082 * c-tree.h (maybe_objc_method_name): Remove decl.
6084 2001-03-19 Tom Tromey <tromey@redhat.com>
6086 * gcc.c (init_gcc_specs): Fix comment.
6088 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6090 Compute DECL_ASSEMBLER_NAME lazily.
6091 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6092 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6093 (SET_DECL_ASSEMBLER_NAME): Likewise.
6094 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6095 (set_decl_assembler_name): Declare.
6096 (lang_set_decl_assembler_name): Likewise.
6097 * tree.c (lang_set_decl_assembler_name): New variab.e
6098 (set_decl_assembler_name): New function.
6099 (init_obstacks): Set lang_set_decl_assembler_name.
6100 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6101 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6102 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6103 where it's not necessary.
6104 (builtin_function): Likewise.
6105 (finish_decl): Likewise.
6106 * dbxout.c (dbxout_type_methods): Likewise.
6107 * ggc-common.c (ggc_mark_trees): Likewise.
6108 * profile.c (output_func_start_profiler): Likewise.
6109 * varasm.c (make_decl_rtl): Likewise.
6111 * cse.c (find_comparison_args): Update documentation. Fix
6112 mishandling of COMPARE operations.
6114 * tree.def (ABS_EXPR): Add documentation.
6115 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6117 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6119 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6121 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6123 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6124 Remove ia32 linux PIC kludge and move it...
6125 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6127 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6129 * i386.md (absdf2 expander): Fix 64bit case.
6131 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6133 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6135 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6137 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6139 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6141 * README.X11: Remove obsolete file.
6143 2001-03-18 Anthony Green <green@redhat.com>
6145 * config/pj/pj.h: Remove some trailing commas.
6146 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6148 2001-03-18 Richard Henderson <rth@redhat.com>
6150 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6151 * calls.c: ... here.
6152 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6153 defaults for them here.
6155 2001-03-17 Anthony Green <green@redhat.com>
6157 * config/pj/lib1funcs.S: Fix broken comment.
6158 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6161 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6163 * gcc.texi: Remove obsolete information relating to build and
6164 installation problems with enquire or the Pyramid C compiler.
6166 2001-03-17 Richard Henderson <rth@redhat.com>
6168 * dwarf2out.c (queue_reg_save): New.
6169 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6170 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6172 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6173 (cfa, cfa_store, cfa_temp): Make static.
6174 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6176 2001-03-17 Richard Henderson <rth@redhat.com>
6178 * integrate.h (struct inline_remap): Add local_return_label.
6179 * integrate.c (expand_inline_function): Initialize it and emit
6180 it after copy_insn_notes.
6181 (copy_insn_list): Don't store local_return_label here.
6182 (copy_insn_notes): New function split out from copy_insn_list.
6184 2001-03-17 Richard Henderson <rth@redhat.com>
6186 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6187 is generating .debug_line.
6188 (dwarf2out_init): Add main_input_filename to the file table first.
6189 * configure.in (as_dwarf2_debug_line): Test with file number 1
6190 instead of file number 0.
6192 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6194 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6195 (gen_rtx_combine): Deleted; all references changed as appropriate.
6196 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6198 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6200 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6202 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6205 2001-03-16 Jim Wilson <wilson@redhat.com>
6207 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6208 then set it to LOC_REG (79) instead of aborting.
6210 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6212 * gccbug.in: Remove high priority.
6214 2001-03-16 Richard Henerson <rth@redhat.com>
6216 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6217 output with a space instead of deleting it.
6218 * configure: Regenerate.
6220 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6222 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6223 handles the gory details of converting an object file into
6224 something that's safe to grep.
6225 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6226 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6227 newlines at either end of the string we're looking for.
6228 Make 'checking ...' message less stilted.
6229 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6230 ARM in-memory layout and its hypothetical converse. Don't
6231 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6232 HOST_WORDS_BIG_ENDIAN.
6234 * configure.in: Adjust for renamed macro. Move
6235 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6236 * configure, config.in: Regenerate.
6238 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6240 * fixinc/Makefile.in: Set SHELL.
6242 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6244 * fixinc/fixincl.c (fix_with_system): Quote file names before
6245 passing them to shell.
6247 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6249 * Makefile.in: Use fix-header$(build_exeext) instead
6252 2001-03-16 Richard Henderson <rth@redhat.com>
6254 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6255 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6256 (size_of_line_prolog): Remove.
6257 (output_line_info): Compute prologue size via label difference.
6258 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6260 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6261 assembler error when redefining file numbers.
6262 * config.in, configure: Rebuild.
6264 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6265 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6266 (dw2_asm_output_delta_uleb128): Likewise.
6267 (dw2_asm_output_delta_sleb128): Similarly.
6268 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6270 2001-03-16 Michael Meissner <meissner@redhat.com>
6272 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6274 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6276 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6278 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6279 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6280 being unsigned in ISO C and signed in traditional.
6281 (expand_prologue): Ditto.
6282 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6284 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6286 (divsi3,divdi3): Ditto.
6287 (modsi3,moddi3): Ditto.
6288 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6289 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6290 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6293 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6295 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6296 SSE based conditional moves on LTGT/UNEQ conditions;
6297 Canonicalize EQ to NE.
6298 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6299 (sse_mov?fcc_ne): New.
6301 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6303 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6305 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6306 register may be dead.
6308 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6310 * Makefile.in (hash.o): Depend on CONFIG_H.
6312 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6314 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6316 2001-03-15 Richard Henderson <rth@redhat.com>
6318 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6319 (ASM_OUTPUT_DWARF_PCREL): New.
6320 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6322 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6324 * cppfiles.c (stack_include_file): Use MAX of sysp.
6326 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6328 * config.gcc (ia64*-*-hpux*): New case.
6329 * config/ia64/hpux.h: New file for HP-UX support.
6330 * config/ia64/t-hpux: New file for HP-UX support.
6332 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6334 * fixinc/inclhack.def (irix_stdio_va_list): New.
6335 * fixinc/fixincl.x: Rebuilt.
6337 2001-03-15 Richard Henderson <rth@redhat.com>
6339 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6340 if provided by the target.
6341 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6342 (dw2_asm_output_addr): New.
6343 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6344 * dwarf2out.c (output_cfi): Use it for program addresses.
6345 (output_call_frame_info, output_die): Likewise.
6346 (output_aranges, output_line_info): Likewise.
6348 2001-03-15 Bruce Korb <bkorb@gnu.org>
6350 * gcc.c(main): make more rigorous
6351 * collect2.c(main): guard against ignoring SIGCHLD
6352 * protoize.c(main): ditto
6353 * gcc/fixinc/fixincl.c(initialize): ditto
6355 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6357 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6358 (sdbout_parms): Likewise.
6360 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6362 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6363 "widen" a destination that is already wider than a word. Also do
6364 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6366 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6368 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6370 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6372 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6374 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6376 * i960.h (i960_maxbitalignment,
6377 i960_last_maxbitalignment): Declare.
6378 * i960.c (i960_maxbitalignment,
6379 i960_last_maxbitalignment): Make global.
6380 (process_pragma): Delete.
6381 (i960_pr_align, i960_pr_noalign): Move from here ...
6382 * i960-c.c: ... to this new file.
6383 * t-960bare (i960-c.o): New rule.
6384 * t-vxworks960 (i960-c.o): Likewise.
6385 * config.gcc (i960-*-*): Define c_target_objs and
6388 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6390 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6391 without adding in rtx code and mode.
6393 * alias.c (init_alias_analysis): Don't use any rtx whose value
6394 varies as a known value.
6395 Delete a superfluous test.
6397 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6399 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6400 scheduling a stop bit.
6401 (ia64_emit_nops): Correctly handle ASMs.
6403 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6405 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6407 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6409 * cpp.texi: Update documentation for -include and -imacros.
6410 * cppfiles.c (struct include_file): Remove "defined" memeber.
6411 (find_or_create_entry): Make a copy of the file name, and
6413 (open_file): Update to ensure we use the simplified filename.
6414 (stack_include_file): Don't set search_from.
6415 (cpp_included): Don't simplify the path name here.
6416 (find_include_file): New prototype. Call search_from to
6417 get the start of the "" include chain. Don't simplify the
6419 (_cpp_execute_include): New prototype. Move diagnostics to
6420 do_include_common. Update.
6421 (_cpp_pop_file_buffer): Don't set defined.
6422 (search_from): New prototype. Use the preprocessor's cwd
6423 for files included from the command line.
6424 (read_name_map): Don't simplify the pathname here.
6425 * cpphash.h (enum include_type): New.
6426 (struct buffer): Delete search from. New search_cached.
6427 (_cpp_execute_include): Update prototype.
6428 * cppinit.c (do_includes): Use _cpp_execute_include.
6429 * cpplib.c (do_include_common): New function.
6430 (do_include, do_include_next, do_import): Use it.
6432 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6434 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6435 contents of the RTL, to determine the name of the object.
6437 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6439 * tree.h (DECL_RTL): Allocate RTL lazily.
6440 (SET_DECL_RTL): New macro.
6441 (DECL_RTL_SET_P): Likewise.
6442 (COPY_DECL_RTL): Likewise.
6443 (DECL_RTL_IF_SET): Likewise.
6444 * varasm.c (make_decl_rtl): Add assertions about the kind of
6445 declaration we are processing.
6446 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6447 (start_decl): Likewise.
6448 (finish_decl): Likewise.
6449 * c-semantics.c (emit_local_var): Likewise.
6450 * calls.c (expand_call): Likewise.
6451 * dbxout.c (dbxout_symbol): Likewise.
6452 * emit-rtl.c (unshare_all_rtl): Likewise.
6453 (unshare_all_decls): Likewise.
6454 (reset_used_decls): Likewise.
6455 * expr.c (store_constructor): Likewise.
6456 (safe_from_p): Likewise.
6457 (expand_expr): Likewise.
6458 * function.c (put_var_into_stack): Likewise.
6459 (instantiate_decls_1): Likewise.
6460 (assign_parms): Likewise.
6461 (expand_function_start): Likewise.
6462 (expand_function_end): Likewise.
6463 * ggc-common.c (gcc_mark_trees): Likewise.
6464 * integrate.c (function_cannot_inline_p): Likewise.
6465 (copy_decl_for_inlining): Likewise.
6466 (expand_inline_function): Likewise.
6467 (integrate_parm_decls): Likewise.
6468 (integrate_decl_tree): Likewise.
6469 * print-tree.c (print_node): Likewise.
6470 * reg-stack.c (stack_result): Likewise.
6471 * stmt.c (label_rtx): Likewise.
6472 (expand_return): Likewise.
6473 (expand_decl): Likewise.
6474 (expand_decl_cleanup): Likewise.
6475 (expand_anon_union_decl): Likewise.
6476 * toplev.c (check_global_declarations): Likewise.
6477 (rest_of_decl_compilation): Likewise.
6478 * tree.c (simple_cst_equal): Likewise.
6479 * objc/objc-act.c (generate_static_references): Likewise.
6481 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6483 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6484 gcc_AC_C_FLOAT_FORMAT): New macros.
6485 * configure.in: Add AC_PROG_CPP after CC tests;
6486 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6487 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6488 * configure, config.in: Regenerate.
6490 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6491 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6492 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6493 config/i370/xm-linux.h, config/i370/xm-oe.h,
6494 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6495 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6496 config/pa/xm-linux.h, config/pa/xm-pa.h,
6497 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6498 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6499 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6500 config/we32k/xm-we32k.h: Delete.
6502 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6503 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6504 config/vax/xm-vms.h: Don't define any of:
6505 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6507 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6509 * config.gcc: Remove references to deleted files.
6510 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6511 FATAL_EXIT_CODE, which is the same between oe and mvs).
6513 2001-03-14 DJ Delorie <dj@redhat.com>
6514 Vladimir Makarov <vmakarov@redhat.com>
6516 * config/i960/i960.c (i960_function_prologue): Compute size of
6517 frame according to number of registers actually saved there.
6519 2001-03-14 Richard Henderson <rth@redhat.com>
6521 * expr.c (emit_move_insn_1): Fix else if around #endif.
6523 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6526 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6529 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6531 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6532 (override_options): Parse cmodel string.
6533 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6534 * i386.h (TARGET_OPTIONS): Add "cmodel".
6535 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6537 (ix86_cmodel_string, ix86_cmodel): Declare.
6539 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6542 * i386.h (GENERAL_REG_P): Add missing REG_P.
6544 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6546 * configure.in: Use $gcc_cv_as instead of $as.
6547 * configure: Regenerated.
6549 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6551 * cppfiles.c (stack_include_file): Only increase the include
6552 count if we actually process the file properly, as opposed
6553 to treating it as length zero. Only call read_include_file
6554 if not DO_NOT_REREAD. Handle the -H include file output
6556 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6557 (cpp_included, find_include_file): Simplify pathnames after
6558 remapping them. If remapping, don't use the remapped file
6559 name's buffer as our scratch buffer.
6560 (cpp_pop_file_buffer): Replace the multiple include macro
6561 only if it isn't yet set.
6562 (read_name_map): Simplify remapped names when reading in.
6563 (remap_filename): Move code to code path that uses it.
6564 (_cpp_simplify_pathname): Return the input pointer.
6565 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6567 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6569 * expr.c (expand_expr): Revove bogus conditional.
6571 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6573 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6575 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6577 * reg-stack.c (stack_result): Unconditionally use
6578 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6580 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6582 * expr.c (emit_move_insn_1): Split push of complex value when
6583 no suitable push instruction exist.
6585 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6586 instead of QI_REG_P.
6588 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6590 * alias.c (handled_component_p, can_address_p): New functions.
6591 (get_alias_set): Use them.
6593 2001-03-13 Jim Wilson <wilson@redhat.com>
6595 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6596 from 80 in try_locals code.
6597 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6599 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6601 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6602 gcc_AC_C_LONG_LONG): New.
6603 * configure.in: Use them. Probe the size of short, int, long,
6604 and long long/__int64 if we have them. Move all the AC_C_*
6605 checks together, except gcc_AC_C_CHAR_BIT which has to go
6606 after AC_CHECK_HEADERS(limits.h).
6607 Take hwint.h out of host_xm_file and build_xm_file.
6609 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6610 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6611 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6612 Move the HOST_WIDEST_INT setup logic here from system.h.
6613 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6615 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6616 is now handled by hwint.h.
6618 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6619 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6620 config/ia64/xm-ia64.h: Don't define any of:
6621 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6622 HOST_BITS_PER_LONGLONG.
6624 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6625 config/h8300/xm-h8300.h, config/mips/iris6.h,
6626 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6627 config/sparc/xm-sp64.h: Delete.
6628 * config.gcc: Remove references to deleted files.
6630 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6631 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6632 * config/i370/xm-linux.h: Clarify floating-point situation in
6635 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6637 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6638 (find_include_file): Decide here which part of the include
6639 chain to start the search. Complain about an empty include
6640 chain in all cases apart from an abolsute file name.
6641 (_cpp_execute_include): Don't choose the search chain here.
6642 Don't call handle_missing_include in the case of an empty
6644 (_cpp_compare_file_date): Don't choose the search chain here.
6645 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6646 here from _cpp_execute_include. Behave like #include if
6647 we're in the main file.
6649 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6651 * system.h (malloc, realloc, calloc, strdup): Only poison these
6652 tokens when IN_GCC is defined.
6654 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6656 * i386.md (abs?f expander): Support SSE case.
6657 (abd?f_if): Add new "USE"; add splitters.
6659 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6661 * cpp.texi (poison): Explain the macro expansion exception.
6663 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6665 * expr.c (store_expr): Add dont_store_target. If temp is already in
6666 target before copying to reg, don't store it into target again.
6668 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6670 * cppinternals.texi: Update for file handling.
6672 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6674 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6675 2001-02-24 which broke building the Java library.
6676 * function.c (identify_blocks): Likewise.
6677 (all_blocks): Likewise.
6678 * integrate.c (integrate_decl_tree): Likewise.
6679 * print-tree.c (print_node): Likewise.
6680 * tree.h (BLOCK_NUMBER): Likewise.
6681 (struct tree_block): Likewise.
6683 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6685 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6686 __WCHAR_TYPE__ definition.
6687 (WCHAR_TYPE_SIZE): #undef before #define.
6689 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6691 * cppfiles.c: Update comments.
6692 (destroy_include_file_node): Rename destroy_node.
6693 (find_or_create_entry): New function.
6694 (open_file, _cpp_fake_include): Use it.
6695 (handle_missing_header): New function, broken out of
6696 _cpp_execute include. Don't segfault if there is no
6697 system or quoted path.
6698 (_cpp_execute_include): Use handle_missing_header.
6700 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6702 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6703 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6705 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6707 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6708 unless anti_dependence says they are.
6709 * alias.c (objects_must_conflict): If neither has a type specified,
6712 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6713 David Billinghurst <David.Billinghurst@riotinto.com>
6715 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6717 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6719 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6720 (*_one_bit): Remove type on the match_operand in attributes.
6722 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6724 * i386.c: Commit forgotten hunk in previous patch.
6725 (regclass_map): Add extended registers.
6726 (dbx_register_map): Add missing frame register.
6728 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6730 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6732 * i386.md (x86_sahf_1): Disable for 64bit.
6733 (popsi*, pophi*): Likewise.
6734 (pushqi, pushhi): Likewise.
6735 (movdi, pushdi): Likewise.
6736 (zero extend DImode splitter): Likewise.
6737 (adddi, minusdi splitter): Likewise.
6738 (umulsidi): Likewise.
6740 (mulsidi): Disable for 64bit
6741 (lshift:DI/ashift:DI): Disable for 64bit.
6742 (loop patterns): Likewise.
6743 (call_pop, call_value_pop expanders and patterns): Likewise.
6744 (prologue_get_pc): Likewise.
6746 (fcmovDI pattern and splitter): Likewise.
6747 (movdfcc_1_rex64): New.
6749 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6751 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6752 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6753 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6754 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6755 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6756 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6757 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6758 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6759 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6760 (REGPARM_MAX): Set to 6 for x86_64.
6761 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6762 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6765 * (patterns that does use upper halves): Update constraints
6766 'q' to 'Q' and 'r' to 'R'.
6767 (cmpqi_ext_1): Disable for 64bit.
6768 (cmpqi_ext_3_insn): Likewise.
6769 (movqi_extzv_1): Likewsie.
6770 (addqi_ext_1): Liekwsie
6771 (testqi_ext_1): Liekwsie
6772 (andqi_ext_1): Liekwsie
6773 (xorqi_ext_1): Liekwsie
6774 (cmpqi_ext_1_rex64): New.
6775 (cmpqi_ext_3_insn_rex64): Likewise.
6776 (movqi_extzv_1_rex64): Likewsie.
6777 (addqi_ext_1_rex64): Liekwsie
6778 (testqi_ext_1_rex64): Liekwsie
6779 (andqi_ext_1_rex64): Liekwsie
6780 (xorqi_ext_1_rex64): Liekwsie
6782 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6784 * configure.in: Move check for unsigned enumerated bitfields
6785 to macro in aclocal.m4. Disable it for now.
6786 * configure, config.in: Regenerate.
6787 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6788 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6789 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6790 kind above its first use.
6792 * config/xm-interix.h, config/alpha/xm-alpha.h,
6793 config/i370/xm-linux.h, config/i386/xm-beos.h,
6794 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6795 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6796 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6797 Don't define ONLY_INT_FIELDS under any circumstances.
6799 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6801 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6802 config/sparc/xm-sysv4.h: Delete - now identical with some
6804 * config.gcc (hppa targets): Replace xm-pahpux.h and
6805 xm-papro.h with implicit xm-pa.h.
6806 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6809 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6811 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6812 before reload_cse_noop_set_p.
6814 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6816 * config.gcc: Where xm-host.h used to include another
6817 xm-host.h, list the nested header directly in xm_file. Remove
6818 references to deleted files. Can now use sparc/xm-sp64.h for
6821 * config/xm-linux.h, config/arm/xm-linux.h,
6822 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6823 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6824 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6825 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6826 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6829 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6830 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6831 bother to wrap #undef in #ifdef.
6832 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6833 Don't include xm-linux.h.
6834 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6836 * configure.in: Wrap regexps using [] in changequote block.
6837 Use expr : not echo | grep. Simplify regexps.
6838 * configure: Regenerate.
6840 56 xm-files remain, 22 xm-arch.
6842 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6844 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6845 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6846 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6847 (copy_object): Fix format specifier vs argument mismatch.
6849 * mips-tdump.c: Make local functions static.
6850 (rindex): Don't #undef.
6851 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6852 (fatal, fancy_abort): Delete.
6853 (read_seek): Avoid signed/unsigned compare.
6855 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6857 * combine.c (try_combine): Fix error in change to try original
6859 (gen_rtx_combine): Do same as gen_rtx for now.
6861 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6863 * configure.in: AC_SUBST xm_defines.
6864 * configure: Regenerate.
6865 * Makefile.in: Set DEFINES=$(xm_defines) when building
6868 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6870 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6871 (cpp_included, find_include_file): Update.
6872 (_cpp_compare_file_date): Make else unconditional.
6874 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6876 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6878 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6880 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6881 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6883 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6885 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6886 if it's a record type.
6888 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6890 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6891 mingw includes slightly.
6893 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6895 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6896 #undef token before poisoning it.
6898 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6900 * alpha.c (check_float_value): Use memcpy, not bcopy.
6902 * m32r.c (m32r_sched_reorder): Likewise.
6904 * vax.c (check_float_value): Likewise.
6906 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6908 * toplev.c (file_name_nondirectory): Remove.
6909 * toplev.h: Similarly.
6910 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6911 of file_name_nondirectory.
6913 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6915 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6916 * mips-tfile.c: Don't #undef rindex; not used.
6918 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6920 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6921 (dbx64_register_map): Declare.
6922 (RETURN_ADDR_RTX): Fix for 64bit.
6923 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6924 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6925 * i386.c (dbx64_register_map): New global array.
6926 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6927 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6930 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6932 * cppfiles.c (search_from): Use lbasename.
6933 * mkdeps.c (deps_add_default_target): Use lbasename.
6935 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6937 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6938 xcalloc in lieu of malloc, realloc & calloc.
6940 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6942 * gengenrtl.c (xmalloc): Likewise.
6944 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6945 really_call_* memory allocation routines.
6947 * stmt.c (check_for_full_enumeration_handling): Use
6948 really_call_calloc, not calloc.
6950 * system.h (really_call_malloc, really_call_calloc,
6951 really_call_realloc): Define.
6952 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6954 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6956 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6958 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6960 * configure: Rebuilt.
6961 * configure.in: Only use `lang_requires' for languages athat are
6964 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6966 * invoke.texi: Fix typo.
6967 * gcc.1: Regenerate.
6969 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6971 * configure.in: Prune nonexistent files from build_xm_file,
6972 xm_file, and host_xm_file lists. Warn unless they're
6974 Don't generate *config.h here.
6975 AC_SUBST all variables needed to generate *config.h.
6976 * configure: Regenerate.
6977 * mkconfig.sh: New helper script, from code removed from
6979 * Makefile.in: Zap all MALLOC variables - no longer used
6980 anywhere, and malloc.c doesn't exist.
6981 Substitute in variables needed to generate *config.h.
6982 Stop lying about the dependencies contained in CONFIG_H and
6984 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6985 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6986 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6987 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6988 $(TM_P_H), etc. as appropriate.
6990 * config.gcc: Zap references to deleted files.
6991 * ggc-none.c: Don't include rtl.h or tm_p.h.
6993 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6994 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6995 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6996 config/i386/xm-linux.h, config/i386/xm-linux.h,
6997 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6998 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6999 Don't include i386/xm-i386.h.
7001 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7002 config/i386/xm-i386.h, config/i860/xm-i860.h,
7003 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7004 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7005 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7006 Delete (empty except comments, #includes of other deleted
7007 files, and macros used nowhere).
7009 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7011 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7012 independent on TARGET_FLAGS.
7014 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7016 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7018 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7020 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7022 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7023 LAST_REX_SSE_REG): define.
7024 (enum reg_class): Add 'LEGACY_REGS'
7025 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7026 (SSE_REGNO_P): Recognize extended registers.
7027 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7028 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7029 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7030 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7031 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7032 REG_OK_FOR_STRREG_P): Remove.
7033 (HI_REGISTER_NAMES): Add extended registers.
7034 (ADDITIONAL_REGISTER_NAMES): Likewise.
7035 (QI_REGISTER_NAMES): Add 8bit extended registers.
7036 (DEBUG_REG): Support extended registers.
7037 * i386.c (regclass_map): Add extended registers.
7038 (dbx_register-map): Likewise.
7039 (svr4_dbx_register_map): Likewise.
7040 (print_reg): Support extended registers.
7041 (print_operand): Support 64bit operands.
7043 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7045 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7046 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7047 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7048 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7049 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7050 STACK_BOUNDARY): Set properly for 64bits.
7051 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7052 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7053 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7054 (MOVE_MAX): Set to 16.
7055 (MOVE_MAX_PIECES): 8 for 64bit.
7056 (Pmode): Set to SImode.
7058 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7060 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7062 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7064 * i386.h (mask_64bit): New constant.
7065 (target_64bit): New macro.
7066 (target_options): Add '64'/'32'
7067 (target_default): Define.
7068 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7069 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7070 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7072 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7074 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7076 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7078 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7079 LO_SUM unless for_alias is set.
7081 2001-03-08 Stan Shebs <shebs@apple.com>
7083 * objc/objc-act.c: Fix old typos in comments, add comments for
7085 (hash_init): Fix file name in error message.
7086 (hash_enter): Ditto.
7087 (hash_add_attr): Ditto.
7088 (continue_class): Ditto.
7090 2001-03-08 Bruce Korb <bkorb@gnu.org>
7092 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7093 wait4() can receive the signal.
7095 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7097 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7099 * fixinc/fixincl.x: Regenerate.
7101 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7103 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7105 * fixinc/fixincl.x: Regenerate.
7107 2001-03-08 Richard Henderson <rth@redhat.com>
7109 * configure.in (HAVE_AS_LEB128): New assembler check.
7110 * configure, config.in: Rebuilt.
7112 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7114 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7117 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7119 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7120 references to the MAXPATHLEN macro.
7122 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7123 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7126 * config/i386/xm-gnu.h, config/xm-gnu.h,
7127 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7128 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7129 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7130 and/or unused files.
7132 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7133 doing so in various xm-*.h files.
7135 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7137 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7139 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7141 * configure.in (enable_shared): Support per-package shared-library
7143 * configure: Rebuilt.
7145 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7147 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7148 for crnot. Set operands[5] in splitter.
7150 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7152 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7153 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7154 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7155 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7156 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7157 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7158 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7161 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7162 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7163 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7164 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7165 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7166 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7167 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7168 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7169 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7170 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7171 Delete unused and/or empty files.
7173 * config.gcc: Define USG in xm_defines as appropriate. Define
7174 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7175 macro. Remove deleted xm-* files from $xm_files variable.
7177 2001-03-07 Tom Tromey <tromey@redhat.com>
7179 * configure: Rebuilt.
7180 * configure.in: Allow config-lang.in to set `lang_requires' to list
7181 of other required languages.
7183 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7185 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7187 (output_prologue): Use xmalloc not oballoc.
7188 (output_epilog): Free a29k_first_epilogue_insn when finished.
7189 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7191 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7193 * builtins.c (expand_builtin_mathfn): Check
7194 flag_unsafe_math_optimizations, not flag_fast_math.
7195 (expand_builtin): Likewise
7196 * combine.c (combine_simplify_rtx): Likewise.
7197 (simplify_if_then_else): Likewise.
7198 * cse.c (fold_rtx): Likewise.
7199 * flags.h: Remove flag_fast_math. Add
7200 flag_unsafe_math_optimizations and flag_trapping_math.
7201 * fold-const.c (negate_expr): Check
7202 flag_unsafe_math_optimizations, not flag_fast_math.
7203 (invert_truthvalue): Likewise.
7204 (fold): Likewise. Before associating operands, check that
7205 code == MULT_EXPR, not code != MULT_EXPR.
7206 * ifcvt.c (noce_try_minmax): Check
7207 flag_unsafe_math_optimizations, not flag_fast_math.
7208 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7209 * invoke.texi: Document -funsafe-math-optimizations and
7210 -fno-trapping-math. Change documentation for -ffast-math.
7211 * jump.c (reversed_comparison_code_parts): Likewise.
7212 (rtx_equal_for_thread_p): Likewise.
7213 * optabs.c (emit_conditional_move): Likewise.
7214 * simplify-rtx.c (simplify_binary_operation): Likewise.
7215 (simplify_relational_operation): Likewise.
7216 (simplify_ternary_operation): Likewise.
7217 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7218 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7219 Add trapping-math and unsafe-math-optimizations entries to f_options.
7220 (set_fast_math_flags): New, sets flags for -ffast-math.
7221 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7222 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7223 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7225 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7226 (alpha_emit_conditional_move): Initialize local_fast_math to
7227 flag_unsafe_math_optimizations, not flat_fast_math.
7228 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7229 instead of setting flag_fast_math to 1.
7230 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7232 * config/i386/i386.c (override_options): Likewise
7233 * config/i386/i386.md: Likewise.
7234 * config/m68k/m68k.md: Likewise.
7235 * config/mips/mips.md: Likewise.
7236 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7237 (rs6000_generate_compare): Likewise.
7239 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7241 * Makefile.in: Set RANLIB to @RANLIB@.
7244 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7246 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7247 * fixinc/fixincl.x: Regenerated.
7249 2001-03-07 Richard Henderson <rth@redhat.com>
7251 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7253 2001-03-07 Richard Henderson <rth@redhat.com>
7255 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7256 of block notes and exception handling notes.
7258 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7259 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7260 (compile_file): ... here.
7262 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7264 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7266 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7267 config.h now. Include libiberty.h to handle alloca.
7269 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7271 * c-parse.in (yylexname): New function, split out of _yylex.
7272 (objc_rid_sans_at): New table.
7273 (init_reswords): Initialize it.
7274 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7275 retrieving the next token and checking it for significance as
7276 an ObjC keyword or string constant.
7278 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7279 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7281 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7284 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7286 * config/m68k/m68k.c (const_uint32_operand): Accept any
7287 const_int on a 32-bit host.
7289 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7291 * objc/objc-act.c (init_objc): Set save_lang_status,
7292 restore_lang_status, and mark_lang_status.
7294 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7296 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7298 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7300 * cppinternals.texi: Update.
7302 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7305 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7306 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7307 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7308 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7309 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7310 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7311 config/i386/xm-i386.h, config/i860/xm-i860.h,
7312 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7313 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7314 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7315 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7316 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7317 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7318 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7319 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7320 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7321 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7322 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7323 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7324 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7325 match the defaults provided in hwint.h.
7327 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7328 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7330 * config.gcc (xm_file): Don't set to files which are deleted.
7332 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7333 guard this file against these macros being undefined.
7335 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7337 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7338 and DECL_DEFER_OUTPUT on the decl we create, before calling
7339 rest_of_decl_compilation.
7341 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7343 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7345 * configure, config.in: Regenerate.
7346 * config.gcc: Remove references to deleted files.
7348 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7349 genrecog.c, rtl.c: Do not use alloca anywhere.
7351 * Makefile.in, build-make, system.h, config/x-interix,
7352 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7353 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7354 config/arc/xm-arc.h, config/arm/xm-arm.h,
7355 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7356 config/h8300/xm-h8300.h, config/i370/x-oe,
7357 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7358 config/i386/x-ncr3000, config/i386/x-sco5,
7359 config/i386/xm-dgux.h, config/i860/x-sysv4,
7360 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7361 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7362 config/m68k/x-hp320g, config/m69k/x-mot3300,
7363 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7364 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7365 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7366 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7367 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7368 config/mips/x-iris, config/mips/x-iris3,
7369 config/mips/x-sni-svr4, config/mips/x-sysv,
7370 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7371 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7372 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7373 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7374 config/pa/xm-papro.h, config/romp/xm-romp.h,
7375 config/rs6000/x-aix31, config/rs6000/x-aix41,
7376 config/rs6000/x-beos, config/rs6000/x-lynx,
7377 config/rs6000/x-mach, config/rs6000/x-rs6000,
7378 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7379 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7380 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7381 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7382 config/vax/xm-vms.h: Eradicate all references to alloca and
7385 * config/xm-alloca.h, config/clipper/x-clix,
7386 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7387 config/i860/x-sysv3, config/m88k/x-sysv3,
7388 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7389 (contained only alloca related hacks).
7391 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7394 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7396 * invoke.texi: Document __FAST_MATH__.
7398 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7400 * crtstuff.c: Restore include of auto-host.h.
7402 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7404 Put main() in a separate file, so that the language
7405 front-end can use a different main().
7408 * toplev.c: (main): Rename as toplev_main.
7409 * toplev.h: Declare toplev_main.
7410 * Makefile.in (OBJS): add toplev.o.
7411 (BACKEND): remove toplev.o, add main.o.
7413 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7415 * cppfiles.c (search_from): Special case the empty string.
7417 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7419 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7420 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7421 strlen or strcpy; we already know the length.
7422 (_cpp_compare_file_date): Similarly.
7423 * cpphash.h (struct cpp_reader): Delete done_initialising.
7424 (CPP_PREV_BUFFER): Delete.
7425 * cppinit.c (cpp_start_read): Don't set done_initialising.
7426 * cpplex.c (parse_string): Guarantee null-termination.
7427 (_cpp_equiv_toklists): Remove.
7428 * cpplib.c (glue_header_name): Null-terminate.
7429 (do_line): Don't leak memory.
7430 * cpplib.h (BT_WEAK): Delete.
7431 * cppmain.c (cb_ident): Strings are now null-terminated.
7433 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7435 * gcc.c (convert_filename): Append executable suffix
7436 if NO_AUTO_EXE_SUFFIX is not defined.
7437 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7438 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7440 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7442 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7443 * c-parse.gperf, c-gperf.h: Delete.
7444 (c-gperf.h was accidently re-added to the CVS repo in the rev
7445 1.16 commit by tromey)
7447 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7449 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7450 macro arguments when looking for the '('.
7451 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7452 2 when really parsing arguments; 1 when looking for '('.
7453 Always restore the lexer position.
7455 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7457 * longlong.h (umul_ppmm): Don't use a multiline string.
7459 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7461 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7462 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7463 t_bool in declaration because pcc can't combine volatile with typedef
7466 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7468 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7469 until when it is really needed.
7470 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7471 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7472 * i386.md (float?i?f splitter): Don't force source operand to memory
7474 (sse_movdfcc): Fix constraint.
7475 (sse_movdfcc splitter): Handle properly the second alternative.
7477 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7479 * cpplex.c (parse_string): Unconditionally pedwarn.
7481 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7484 * cppexp.c (parse_number): Update.
7485 * cpplex.c (parse_string): Pedwarn if multiline string does not
7486 result from a system header's macro.
7487 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7488 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7489 for function-like macros too.
7490 * c-lex.c (lex_number): Update.
7492 2001-03-03 Richard Henderson <rth@redhat.com>
7494 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7496 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7498 * combine.c (try_combine): If split with mode-changed scratch
7499 register didn't work, try the original mode.
7501 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7503 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7504 * config/c4x/c4x.h: Likewise.
7505 * stor-layout.c (compute_record_mode): Likewise.
7506 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7508 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7510 * configure.in: Kill tm.h. Include the files in the $tm_file
7511 list in all three of config.h, hconfig.h, tconfig.h, after the
7512 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7513 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7514 * configure: Regenerate.
7515 * Makefile.in (clean): Don't delete tm.h.
7517 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7518 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7519 those are not defined, set SEC and FEC to 0 and 1.
7520 * gcc.texi: Update to match.
7522 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7523 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7524 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7525 Include tconfig.h, not tm.h.
7527 * config/xm-lynx.h, config/xm-std32.h,
7528 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7529 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7530 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7531 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7532 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7533 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7534 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7535 config/i386/xm-i386.h, config/i860/xm-i860.h,
7536 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7537 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7538 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7539 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7540 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7541 config/pa/xm-linux.h, config/pa/xm-pa.h,
7542 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7543 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7544 config/pj/xm-pj.h, config/romp/xm-romp.h,
7545 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7546 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7547 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7548 config/v850/xm-v850.h, config/vax/xm-vax.h,
7549 config/we32k/xm-we32k.h:
7551 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7553 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7554 config/i370/xm-oe.h: Don't include tm.h. Don't define
7556 * config/vax/xm-vms.h: Don't include tm.h.
7558 * config/xm-lynx.h, config/avr/xm-avr.h,
7559 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7560 Delete; made empty by above changes.
7561 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7562 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7563 Don't include config/xm-lynx.h or tm.h.
7565 * config/xm-gnu.h: Don't include fcntl.h.
7566 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7568 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7570 2001-03-02 Richard Henderson <rth@redhat.com>
7572 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7573 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7575 2001-03-02 Richard Henderson <rth@redhat.com>
7577 * Makefile.in (OBJS): Add dwarf2asm.o.
7578 * dwarf2asm.c, dwarf2asm.h: New files.
7579 * dwarf2out.c (*): Use them.
7580 (size_of_uleb128, size_of_sleb128): Remove.
7581 (output_uleb128, output_sleb128): Remove.
7582 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7583 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7584 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7585 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7586 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7587 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7588 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7589 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7590 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7591 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7592 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7593 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7594 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7595 (dwarf2out_frame_debug): Remove unused variables.
7596 (output_loc_operands): Don't abort on 8 byte constants if
7597 host integers are wide enough.
7598 (output_symbolic_ref): Remove.
7599 (size_of_die): Don't assume 4 byte host integers.
7600 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7602 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7603 something stupid with HOST_WIDE_INT to long truncation.
7604 [CONST_DOUBLE]: Likewise.
7606 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7607 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7608 * config/arm/unknown-elf.h: Likewise.
7609 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7610 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7611 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7612 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7613 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7614 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7615 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7616 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7617 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7618 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7619 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7620 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7622 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7624 * cselib.c (hash_rtx): Cast enums to unsigned int.
7626 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7628 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7629 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7631 * c-format.c (C_STD_VER): Cast to int for comparisons.
7632 (check_function_format): Cast various enums to int for &.
7633 (maybe_read_dollar_number): Likewise.
7634 (check_format_info): Likewise.
7635 (check_format_info_main): Likewise.
7636 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7637 (safe_from_p): Likewise.
7638 * varasm.c (const_hash): Cast enum to int for %.
7639 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7640 pcc enum problems with < and ++ operators.
7641 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7642 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7643 (regclass_init): Change enum class to int to iterate over reg_classes.
7644 * genrecog.c (merge_trees): Cast enums for comparison.
7645 * rtl.h (GET_CODE): Cast to enum rtx_code.
7646 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7647 (GET_MODE): Cast to enum machine_mode.
7648 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7649 (GET_NOTE_INSN_NAME): Cast enum to int.
7650 * tree.h (TREE_CODE): Cast to enum tree_code.
7651 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7652 * timevar.c (timevar_print): Change loop variable id from enum to
7654 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7655 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7656 * toplev.c (compile_file): Cast enum DFI to int.
7657 (decode_d_option): Likewise.
7659 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7661 * cppinit.c (append_include_chain): Mark "after" include file name list
7662 as a system directory.
7663 * cpp.texi: Document new behavior.
7665 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7667 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7669 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7671 * cppfiles.c (struct include_file): Update.
7672 (stack_include_file): Use search_from.
7673 (cpp_included, find_include_file): Update.
7674 (cpp_execute_include): Update. ptr->name may not be
7675 null terminated. Use the new search_from member variable
7677 (_cpp_compare_file_date): Similarly.
7678 (search_from): New function, similiar to actual_directory.
7679 (actual_directory): Delete.
7680 (remap_filename): Update. loc->name may not be null terminated.
7681 (struct file_name_list): Rename search_path. Update.
7682 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7683 search_from and dir.
7684 (struct cpp_reader): Remove actual_dirs.
7685 * cppinit.c (struct cpp_pending): Update for renamed objects.
7686 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7687 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7688 * cpplib.h (struct cpp_options): Similarly.
7690 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7692 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7693 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7694 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7695 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7696 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7697 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7698 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7699 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7700 config/i370/xm-oe.h, config/i386/xm-aix.h,
7701 config/i386/xm-i386.h, config/i386/xm-osf.h,
7702 config/i860/xm-i860.h, config/i960/xm-i960.h,
7703 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7704 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7705 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7706 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7707 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7708 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7709 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7710 config/pj/xm-pj.h, config/romp/xm-romp.h,
7711 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7712 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7713 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7714 config/v850/xm-v850.h, config/vax/xm-vax.h,
7715 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7716 Do not define TRUE or FALSE.
7718 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7719 empty by above change.
7720 * config.gcc: Remove references to these files.
7722 * configure.in: Detect stdbool.h.
7723 * configure, config.in: Regenerate.
7724 * system.h: Include stddef.h here if available.
7725 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7726 Then set up a sensible boolean type at the very end.
7728 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7729 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7731 * hash.h: Delete 'boolean' typedef and related #undefs.
7733 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7734 all uses of 'boolean' with 'bool'.
7736 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7738 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7739 * cppexp.c (lex): Cast enums for comparison.
7740 * cppinit.c (parse_option): Cast enum for comparison.
7741 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7742 (cpp_output_token): Likewise.
7743 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7744 (cpp_avoid_paste): Cast enums for minus and comparison.
7746 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7748 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7749 field to all array elements.
7751 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7753 * cpphash.h (struct cpp_reader): Add print_version field.
7754 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7755 just set print_version and other flags as appropriate.
7756 (cpp_post_options): Print version here if print_version is set.
7758 * toplev.c (exit_after_options): New flag.
7759 (independent_decode_option): Don't exit here; just set
7761 (main): Exit after calling lang_hooks.post_options if
7762 exit_after_options is true.
7764 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7765 (merge_include_chains): Adjust comment to match code.
7767 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7769 * stringpool.c (set_identifier): New function.
7770 * tree.h: Prototype it.
7772 * c-parse.in: Kill D_YES. If compiled for objc, call
7773 save_and_forget_protocol_qualifiers from init_reswords.
7774 * objc/objc-act.c (remember_protocol_qualifiers,
7775 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7776 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7778 (save_and_forget_protocol_qualifiers): New function.
7779 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7781 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7783 * c-semantics.c (prune_unused_decls): Return error_mark_node
7784 instead of (tree) 1 to stop traversing the tree chain.
7786 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7788 Fix a problem introduced by Kenner's Feb 18 change.
7789 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7790 flag_cse_skip_blocks only temporarily, not for ever.
7792 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7794 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7795 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7797 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7798 before determining its register class.
7800 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7802 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7803 from reg 4 if current_function_calls_setjmp.
7804 (gen_nop_type): New function.
7805 (ia64_emit_nops): New function.
7806 (ia64_reorg): Call it.
7807 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7809 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7810 code not to try to optimize adds with anything but a REG destination.
7812 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7813 (INSN_PRIORITY_KNOWN): New accessor macro.
7814 * haifa-sched.c (priority): Use it instead of testing priority against
7817 2001-02-28 DJ Delorie <dj@redhat.com>
7819 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7820 since that doesn't work the way gcc wants on a generic m68k.
7822 2001-02-28 Richard Henderson <rth@redhat.com>
7824 * caller-save.c (save_call_clobbered_regs): Fix typo in
7825 comparison last change.
7827 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7829 * i386.c (pentium4_cost): New.
7830 (m_PENT4): New macro.
7831 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7832 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7833 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7834 x86_memory_mismatch_stall): Add Pentium4
7835 (x86_use_q_reg, x86_use_any_reg): Kill.
7836 (override_options): Add pentium4.
7837 (incdec_operand): Return 0 for pentium4.
7838 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7839 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7840 (TARGET_PENTIUM4): Define.
7841 (enum processor_type): Add PROCESSOR_PENTIUM4.
7842 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7843 * i386.md (attribute "cpu"): Add pentium4.
7844 * invoke.texi (march): Add pentium4.
7846 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7848 * i386.md (sse_mov?fcc*): New patterns and splitters.
7849 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7850 the SSE based conditional moves.
7852 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7854 * i386.md (attribute mode): Add "TI".
7855 (movsf_1): Add pxor support; remove constant propagation splitter.
7856 (movdf_integer): Likewise.
7857 (movdf_nointeger): Likewise.
7858 (movxf constant prop splitter): Handle all modes; update for SSE.
7859 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7860 * i386.c (standard_80387_constant_p): Rewrite.
7861 (standard_sse_constant_p): New.
7862 * i386-protos.h (standard_sse_constant_p): New.
7864 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7866 * i386.md (sse_setccsf, sse_setccdf): New.
7867 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7869 * i386.c (sse_comparison_operator): Accept the supported unordered
7870 comparses; be ready for fast_math.
7871 (print_operand): Support 'D'.
7873 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7875 * jump.c (reversed_comparison_code): Kill.
7877 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7879 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7882 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7884 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7885 add missing '%' in constraints.
7887 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7889 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7890 for HOST_BITS_PER_WIDE_INT == 32 too.
7892 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7894 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7896 (insert_save, insert_restore): New parameter save_mode.
7897 (init_caller_save): Update initialization of reg_save_code
7898 and reg_restore_code.
7899 (save_call_clobbered_regs): Compute save_modes and update calls to
7900 reg_save_code and reg_restore_code.
7901 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7902 of spill; update use of reg_restore_code.
7903 (insert_save): Likewise.
7904 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7905 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7906 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7908 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7910 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7911 noce_try_store_flag_inc, noce_try_store_flag_mask,
7912 noce_try_cmove_arith):
7913 Use reversed_comparison_code instead of reverse_comparison and
7914 can_reverse_comparison_p.
7916 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7918 * jump.c (reversed_comparison_code_parts): Allow reversal of
7919 unordered compares in -ffast-math mode; reverse ordered compares
7920 for FP even w/o -ffast-math.
7922 2001-02-27 Richard Henderson <rth@redhat.com>
7924 * print-rtl.c (print_rtx) [i]: Don't print field five on
7925 NOTEs other than NOTE_INSN_DELETED_LABEL.
7927 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7929 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7930 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7932 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7934 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7935 even if walk_subtrees is 0.
7936 * c-semantics.c (prune_unused_decls): Return a non-null value to
7937 stop traversing the tree chain.
7939 2001-02-27 DJ Delorie <dj@redhat.com>
7941 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7942 register, *then* define it as the new CFA.
7944 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7946 * pa.c (override_options): Promote -fpic to -fPIC.
7947 (legitimize_pic_address): Simplify due to removal of
7948 small PIC as a code generation option.
7949 (secondary_reload_class): Similarly.
7950 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7951 (PRINT_OPERAND_ADDRESS): Similarly.
7952 * pa.md (various patterns): Similarly.
7953 (small pic lo_sum pattern): Remove.
7955 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7958 * md.texi (min, max): Document
7960 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7962 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7963 TARGET_PARTIAL_REG_DEPENDENCY.
7964 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7966 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7968 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7970 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7972 * mips.c (mips_make_temp_file): Fix thinko in last change.
7974 2001-02-26 Jason Eckhardt <jle@redhat.com>
7976 * combine.c (known_cond): Do not reverse the condition when
7977 SMAX/UMAX is being considered and the condition is for equality
7980 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7982 2001-02-26 Philip Blundell <philb@gnu.org>
7984 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7986 * config/arm/linux-elf.h: Remove historical relics related to
7987 above configurations.
7988 * config/arm/linux-oldld.h: Delete.
7989 * config/arm/linux-elf26.h: Delete.
7991 2001-02-26 Jason Merrill <jason@redhat.com>
7993 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7995 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7996 recognize a tentative definition. Lose obsolete code.
7998 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7999 variables unless necessary, either.
8001 2001-02-25 Richard Henderson <rth@redhat.com>
8003 * ifcvt.c (struct noce_if_info): Add test_bb.
8004 (noce_get_alt_condition): New.
8005 (noce_try_minmax, noce_try_abs): New.
8006 (noce_operand_ok): New.
8007 (noce_process_if_block): Use them.
8008 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8010 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8012 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8015 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8017 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8018 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8020 (mips_asm_file_end): Free temp_filename here.
8022 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8024 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8025 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8027 * config/i386/i386.md (movstrsi): Handle FAIL case.
8029 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8031 * cppinit.c (builtin_array): Update.
8032 (init_builtins): Flag builtins to warn if redefined or
8033 undefined. Define __GXX_WEAK as a normal macro.
8034 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8035 * cpplib.h (NODE_WARN): New flag.
8036 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8037 Handle __STDC__ as a builtin only on Solaris.
8038 (warn_of_redefinition): Renamed from check_macro_definition.
8039 Reverse sense of test. Always warn if NODE_WARN.
8040 (_cpp_create_definition): Use warn_of_redefinition. Flag
8041 any macro beginning with "__STDC_" to require a mandatory
8042 warning if redefined or undefined.
8044 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8046 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8047 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8048 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8049 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8050 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8051 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8052 Don't define any of:
8053 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8054 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8055 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8056 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8057 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8059 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8060 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8063 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8064 Delete now-empty file.
8066 * alpha/vms.h: Define NEED_ATEXIT here...
8067 * alpha/xm-vms.h: ...not here.
8069 * i386/cygwin.h: Don't define PARAMS.
8070 * mips/mips.c: Don't prototype mktemp. Don't define
8071 P_tmpdir. Use make_temp_file to create temporary files.
8072 Don't be clever and delete temporary files early.
8073 * config.gcc: Drop references to deleted files. Don't define
8075 * gcc.texi: Don't mention USE_PROTOTYPES.
8077 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8079 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8080 (ix86_set_move_mem_attrs_1): Likewise.
8081 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8082 * config/i386/i386.md (movstrsi): Call it.
8084 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8086 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8087 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8088 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8089 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8091 (i750a-*-*): Error here if hosting on i750a.
8092 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8094 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8095 Remove (empty modulo comments).
8097 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8098 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8099 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8100 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8101 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8102 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8104 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8105 Remove reference to winnt.h in comment.
8106 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8108 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8110 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8111 used to set another biv.
8113 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8115 * tree.h (BLOCK_DEAD): New macro.
8116 (struct tree_block): New flag, dead_flag.
8117 * print-tree.c (print_node, case 'b'): Print missing fields.
8118 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8119 * function.c (identify_blocks): Enable test for misplaced notes.
8120 (all_blocks): Skip BLOCK_DEAD blocks.
8121 * integrate.c (integrate_decl_tree): Likewise.
8123 * errors.c (internal_error, trim_filename): New functions.
8124 (fancy_abort): Call internal_error.
8125 * errors.h (internal_error, trim_filename): New declarations.
8127 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8129 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8131 (EXTRA_CONSTRAINT): Formatting changes.
8133 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8135 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8137 2001-02-23 Per Bothner <per@bothner.com>
8139 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8140 so they can be called from java/jvspec.c.
8141 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8143 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8145 * i386.c (ix86_frame): New structure.
8146 (ix86_compute_frame_size): Kill.
8147 (ix86_compute_frame_layout): New.
8148 (ix86_save_reg): New.
8149 (ix86_can_use_return_insn_p): Use frame layout stuff.
8150 (ix86_expand_prologue): Likewise.
8151 (ix86_expand_epilogue): Likewise.
8152 (ix86_initial_elimination_offset): Likewise.
8153 (ix86_nsaved_regs): Use ix86_save_reg.
8154 (ix86_emit_save_regs): Likewise.
8156 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8158 * flow.c (find_sub_basic_blocks): New function.
8159 (split_block): Be ready for basic block introduced by CODE_LABEL.
8160 (commit_one_edge_insertion): Call find_sub_basic_block.
8162 * flow.c (make_edges): Add edge from entry for blocks starting with
8163 label having ALTERNATE_NAME
8165 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8167 * function.c (epilogue_done): Be ready for first basic block not
8168 containing PROLOGUE_END note.
8169 (reposition_prologue_and_epilogue_notes): Avoid placing
8170 PROLOGUE_END note between BASIC_BLOCK.
8172 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8174 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8176 2001-02-21 DJ Delorie <dj@redhat.com>
8178 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8179 check for current_function_has_nonlocal_goto from 1999-11-12.
8181 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8183 * diagnostic.c (trim_filename): No longer static.
8184 * toplev.h (trim_filename): Declare.
8185 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8186 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8187 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8188 (rtvec_check_failed_bounds): Likewise.
8189 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8191 * convert.c (convert_to_integer): Don't do unsigned unless result or
8192 both inputs are unsigned.
8194 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8197 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8199 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8201 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8203 * Makefile.in (resource.o): Add params.h dependence.
8204 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8205 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8206 * resource.c: Add dependence on params.h.
8207 (current_live_regs): Fix explanatory comment.
8208 (find_basic_block): Add new parameter to permit limiting search
8210 (mark_target_live_regs): Add new argument to find_basic_block call.
8211 (incr_ticks_for_insn): Likewise.
8213 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8215 * diagnostic.c (output_to_stream): Rename to
8216 output_buffer_to_stream. Loses the stream parameter.
8217 (init_output_buffer): Set diagnosic_buffer's stream.
8218 (flush_diagnostic_buffer): Adjust.
8219 (default_print_error_function): Likewise.
8220 (finish_diagnostic): Likewise.
8221 (verbatim): Likewise.
8223 * diagnostic.h (struct output_buffer): Add `stream' field.
8224 (output_buffer_attached_stream): New macro.
8226 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8228 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8229 check if either operand is divisible by C.
8230 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8231 If type is signed, consider negative numbers as well.
8233 2001-02-22 Richard Henderson <rth@redhat.com>
8235 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8236 reach .text instead of gp-relative relocs.
8237 * config/ia64/crtend.asm (.init): Likewise.
8239 2001-02-22 Andreas Jaeger <aj@suse.de>
8241 * extend.texi (C++ Attributes): Fix typo.
8243 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8245 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8246 functions, drop current_function_args_info.words test.
8247 (ia64_compute_frame_size): Mark syscall_linkage functions as
8248 using eight input registers.
8250 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8251 Bruce Korb <bkorb@gnu.org>
8253 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8254 * fixinc/README: Document how to convert sed substitutions
8255 to format style c_fix-es.
8256 * fixinc/fixincl.x: regen
8258 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8260 * gcc.c: Add comment explaining how to add a command-line option.
8261 Add title to specs language comment.
8263 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8265 * gcc.c (cc1_options): Add "-param".
8266 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8267 (option_map): Likewise.
8268 * toplev.c (display_help): Add entry for "--param".
8269 (independent_decode_option): Fix typographical error.
8271 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8272 Bernd Schmidt <bernds@redhat.com>
8273 Jan Hubicka <jh@suse.cz>
8275 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8276 (function_arg): Likewise.
8278 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8280 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8282 2001-02-21 Kazu Hirata <kazu@hxi.com>
8284 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8288 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8290 * flow.c (init_propagate_block_info): Canon address and use single_set
8291 for killing dead memory stores.
8293 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8295 * Makefile.in (reorg.o): Add params.h dependence.
8296 * params.def: Fix typographical error in comment.
8297 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8298 * params.h: Modify introductory comment.
8299 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8300 * reorg.c: Add dependence on params.h.
8301 (redundant_insn): Add parameterized throttle for search.
8302 (fill_simple_delay_slots): Add a comment explaining a variable.
8303 Move conditional out of loop, simplifying code.
8304 (fill_eager_delay_slots): Fix typographical error in comment.
8306 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8308 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8310 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8311 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8313 2001-02-21 Jason Merrill <jason@redhat.com>
8315 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8316 (struct tree_decl): Add uninlinable bitfield.
8317 * c-decl.c (duplicate_decls): Set it.
8318 * integrate.c (function_cannot_inline_p): Check it.
8320 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8321 DW_AT_MIPS_linkage_name to abstract methods.
8322 (dwarf2out_abstract_function): Emit class context before calling
8323 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8324 (gen_subprogram_die): Remove obsolete code.
8325 (gen_member_die): Don't include clones in the member list.
8326 (gen_decl_die): Emit abstract info for clone origin.
8327 * dwarfout.c (output_type): Don't include clones in the member list.
8328 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8329 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8330 DECL_ABSTRACT on a function that already has it set.
8332 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8333 (get_subprogram_die): Pass it in.
8335 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8337 * flow.c (mark_set_1): Make not_dead unsigned long. For
8338 non-pseudos, use it as a bitmask of the hard regs that
8341 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8343 * cppfiles.c: Update comments.
8344 (_cpp_read_file): Don't check for NULL filenames any more.
8345 * cppinit.c (cpp_start_read): Don't do canonicalization of
8346 in_fname and out_fname. Use the passed file name exclusively.
8347 (_cpp_handle_options): Don't treat "-" as a command line option,
8348 but as a normal filename.
8349 (_cpp_post_options): Canonicalize in_fname and out_fname.
8350 * cppmain.c (printer_init): Don't check out_fname for NULL.
8351 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8352 (init_c_lex): Update, and use "" to represent stdin to CPP.
8355 2001-02-20 Will Cohen <wcohen@redhat.com>
8357 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8358 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8359 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8362 2001-02-20 Stan Shebs <shebs@apple.com>
8364 * config/rs6000/rs6000.c (output_cbranch): Output branches
8365 on separate lines instead of using ';' to separate.
8367 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8369 * cppinit.c (set_lang): Move builtin handling to...
8370 (init_builtins): ...here.
8371 (_cpp_create_reader): Move call to set_lang.
8373 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8375 * stmt.c (expand_return): If an attempt is made to return the
8376 error_mar_node, treat the return like a return without a value.
8378 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8380 * sibcall.c (skip_copy_to_return_value): Call
8381 identify_call_return_value here, and return orig_insn if it
8382 returns zero. Hardret and softret arguments now unnecessary.
8383 (call_ends_block_p): Don't call identify_call_return_value here.
8385 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8387 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8388 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8390 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8392 * pa.c (move_operand): Accept code to load the address of a
8393 symbol out of the DLT as a valid move operand.
8394 (print_operand, case 'A'): New to handle generating a DLT
8395 reference for a LO_SUM expression.
8396 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8397 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8399 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8401 * README, cpp.texi, gcc.texi, version.c: Update version number to
8403 * cpp.1, gcov.1, gcc.1: Regenerate.
8405 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8407 * cppfiles.c (stack_include_file): Generate dependencies
8408 here, and manage include_count here too.
8409 (PRINT_THIS_DEP): Delete.
8410 (_cpp_execute_include): Do not generate dependencies here,
8411 apart from the case of a missing header. Do not manage
8413 (_cpp_read_file): Leave dependency generation to
8416 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8418 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8419 target_cpu_default. Remove dead assignment to
8422 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8424 * regclass.c (contains_reg_of_mode): Make global.
8425 (init_reg_sets): Remove contains_reg_of_mode; take into account
8426 CLASS_MAX_NREGS when looking for the proper mode.
8427 (dump_regclass): Dump only classes considered for the pseudo.
8428 (regclass): Use contains_reg_of_mode.
8430 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8432 * gcc.c (do_spec_1): 'n' for printing notices.
8433 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8435 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8437 * reg-stack.c (next_flags_user): Use current_block->end
8438 (swap_rtx_condition): Look for next user if flags don't die;
8439 give up on CALL_INSNs; use current_block->end.
8441 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8443 * sibcall.c (call_ends_block_p): New function.
8444 (optimize_sibling_and_tail_recursive_call): Use it.
8446 2001-02-18 Kazu Hirata <kazu@hxi.com>
8448 * config/h8300/h8300.md: Update copyright.
8449 (andsi3): Do not output an extra newline character.
8451 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8453 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8454 FNDECL may be unused.
8456 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8457 follow jumps after first run.
8458 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8459 it doesn't change any jumps.
8461 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8463 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8464 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8465 (mostlyclean): Corresponding changes.
8466 * rtlanal.c (hard-reg-set.h): Include.
8467 (rtx_unstable_p): Do not treat the argument pointer specially
8468 if it is not a fixed register.
8469 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8471 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8473 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8474 against last real insn in basic block.
8475 Rework to avoid gotos.
8477 * Makefile.in (gcse.o): Now includes ggc.h.
8478 * gcse.c: Include ggc.h.
8479 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8480 (try_replace_reg): Remove warning of uninitialize variable.
8481 (process_insert_insn): Call invalid_insn_p to validate insn.
8482 * recog.c (insn_invalid_p): Now global.
8483 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8484 * recog.h (insn_invalid_p): New declaration.
8486 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8488 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8489 assignments from FP constants since 'Y' output code can't handle it.
8490 (eligible_for_sibcall_delay): Likewise.
8492 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8493 Call fancy_abort directly, passing args.
8494 (print_rtl_and_abort): Now a macro, like fancy_abort.
8496 * final.c (output_operand_lossage): Use internal_error, not error.
8498 2001-02-18 Shane Nay <shane@agendacomputing.com>
8500 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8501 structure shift insns.
8503 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8505 * invoke.texi (-fsquangle): Remove documentation.
8506 (-fname-mangling-version): Likewise.
8508 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8510 * optabs.c (expand_abs): Remove reference to
8511 HAVE_contitional_arithmetic.
8512 * combine.c (simplify_set): Likewise.
8514 2001-02-18 Richard Henderson <rth@redhat.com>
8516 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8519 2001-02-18 Richard Henderson <rth@redhat.com>
8521 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8523 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8525 * reload1.c (reload_cse_simplify_set): Fix typo.
8527 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8529 * diagnostic.c (_fatal_insn): Decrement errorcount.
8531 * invoke.texi (-I): Add note avoiding use for system header files.
8533 * rtl.h (add_clobbers): Remove duplicate declaration.
8534 * recog.h (added_clobbers_hard_reg_p): New declaration.
8535 * genemit.c (struct clobber_pat): New field has_hard_reg.
8536 (gen_insn): Record if added clobbers clobber hard reg.
8537 (gen_split): Avoid unused warning if number of operands is 0.
8538 (output_added_clobbers_hard_reg_p): New function.
8541 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8543 * pa.c (hppa_expand_prologue): Simplify code storing return
8544 pointer. For large (>=8k) frames with a post_store, adjust stack
8545 pointer by 8k-64 first rather than by 64. When testing with
8546 VAL_14_BITS_P, always use the actual value rather than the value
8547 negated. Add blockage to prevent scheduling of spills before
8548 stack frame has been created.
8549 (hppa_expand_epilogue): Simplify code loading return pointer.
8550 Allow a slightly larger range for merge_sp_adjust_with_load case.
8551 When testing with VAL_14_BITS_P, always use the actual value.
8553 * pa.c (pa_adjust_insn_length): Check that block move
8554 pattern is a set before looking at operands.
8556 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8558 * fold-const.c (fold_binary_op_with_conditional_arg): New
8559 function, split out from ...
8561 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8562 conditional arms that throw exceptions.
8564 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8567 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8569 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8570 define HAVE_DECL_* to 1 to mask potential backup declarations.
8571 * configure: Regenerated.
8573 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8575 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8577 2001-02-17 Richard Henderson <rth@redhat.com>
8579 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8580 when replacing a memory load with a register.
8582 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8583 Jan Hubicka <jh@suse.cz>
8585 * recog.c (validate_replace_src_1): New.
8586 (validate_replace_src_data): Likewise.
8587 (validate_replace_src): Use note_uses.
8588 * rtl.h (note_uses): Declare.
8589 * rtlanal.c (note_uses): New.
8591 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8593 * reg-stack.c (stack_def): Make field reg unsigned.
8594 (remove_regno_note): Unsignetize parameter.
8596 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8598 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8599 shladd_operand() call.
8601 2001-02-16 Bruce Korb <bkorb@gnu.org>
8602 Rodney Brown <RodneyBrown@mynd.com>
8604 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8605 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8606 machine restrictions
8607 * fixinc/fixincl.x: regen
8609 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8611 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8613 (hash_scan_insn): Clean up calls to hash_scan_set.
8614 (compute_kill_rd): REGNO now unsigned.
8615 (try_replace_reg): Rework to use simplify_replace_rtx.
8616 (cprop_jump, cprop_cc0_jump): Likewise.
8617 (cprop_insn): Call find_reg_equal_equiv_note.
8618 Reflect changes to cprop_jump and cprop_cc0_jump.
8620 * recog.c (validate_replace_src): Replace in operands of
8621 ZERO_EXTRACT in SET_DEST.
8623 * cse.c (new_label_ref): New variable.
8624 (insert): Set it instead of recorded_label_ref.
8625 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8626 CODE_LABEL for this function, and not already in REG_LABEL note.
8628 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8630 * resource.c (mark_referenced_resources): Fix typo in introductory
8632 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8635 2001-02-16 Jason Merrill <jason@redhat.com>
8637 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8639 (gen_subprogram_die): Don't abort on seeing a second definition if
8640 the previous one was abstract. Don't replace an abstract instance
8641 in the lookup table.
8643 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8644 gen_abstract_function.
8645 * dwarf2out.h: Declare it.
8646 * toplev.c (note_outlining_of_inline_function): New fn.
8647 * toplev.h: Declare it.
8648 * integrate.c (output_inline_function): Call it.
8649 * c-decl.c (duplicate_decls): Call it when redefining an extern
8650 inline. Don't inline the new defn.
8652 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8654 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8656 * .gdbinit: Rename to gdbinit.in.
8657 * gdbinit.in: New file,
8658 * configure.in: Generate .gdbinit from gdbinit.in.
8659 * configure: Regenerated.
8660 * Makefile.in (distclean): Always remove .gdbinit.
8662 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8664 * objc/objc-act.c (start_class): Register implemented_classes with
8667 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8669 * cppfiles.c (_cpp_make_system_header): Generate a file
8672 2001-02-15 Jim Meyering <meyering@lucent.com>
8674 * Makefile.in (install-common): Don't depend on installdirs here.
8675 Instead, make each of the lang.install-common targets (e.g.,
8676 c++.install-common in cp/Make-lang.in) depend on it.
8677 (install-driver): Depend on installdirs.
8679 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8681 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8683 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8686 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8688 * invoke.texi (--param): Document.
8690 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8692 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8694 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8696 * i386.md (extendsfdf2_2): Fix constraints.
8698 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8700 * i386.md (fop_df_3 splitter): Fix operand number.
8702 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8704 * invoke.texi (-mreg-alloc): Nuke.
8705 * i386.c (ix86_reg_alloc_order, regs_allocated,
8706 order_regs_for_local_alloc): Nuke.
8707 (override_options): Kill reg_alloc code.
8708 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8709 (REG_ALLOC_ORDER): SSE goes before I387.
8710 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8711 (ix86_reg_alloc_order): Likewise.
8712 * i386-protos.h (ix86_reg_alloc_order): Kill.
8714 2001-02-14 Richard Henderson <rth@redhat.com>
8716 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8718 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8720 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8722 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8724 * i386-protos.h (ix86_memory_move_cost): Move offline.
8725 * i386.c (ix86_register_move_cost): Compute properly cost of
8726 SSE, MMX and i387 instructions.
8727 (*_cost): Add costs of SSE/MMX moves.
8728 (ix86_memory_move_cost): Move offline from ....; Likewise.
8729 * i386.h (MEMORY_MOVE_COST): .... here;
8730 (struct processor costs): Add new fields to represent costs
8733 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8735 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8736 move_cost together with Matt Kraai's fix.
8738 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8740 * Makefile.in (OBJS): Add params.o.
8742 2001-02-14 Richard Henderson <rth@redhat.com>
8743 DJ Delorie <dj@redhat.com>
8745 * jump.c (jump_optimize_1): When we delete a conditional jump
8746 preceeding a non-conditional jump to effectively the same place,
8747 make sure that the combined jump skips any clobber insns between
8750 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8752 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8754 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8756 * Makefile.in (toplev.o): Depend on params.h.
8757 (intergate.o): Likewise.
8758 (params.o): New target.
8759 * flags.h (inline_max_insns): Remove.
8760 * integrate.c: Include params.h.
8761 Use MAX_INLINE_INSNS instead of inline_max_insns.
8762 * params.c: New file.
8763 * params.h: Likewise.
8764 * params.def: Likewise.
8765 * toplev.c: Include params.h.
8766 (lang_independent_params): New variable.
8767 (decode_f_option): Use the param machinery instead of setting
8769 (independent_decode_option): Handle "--param name=value".
8770 (main): Register language-independent parameters.
8772 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8774 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8776 2001-02-14 Richard Henderson <rth@redhat.com>
8778 * regclass.c (init_reg_sets_1): Revert last two changes.
8780 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8782 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8783 (variable_size): Call put_pending_size.
8784 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8785 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8786 sizes list, put newly created SAVE_EXPR there as well.
8788 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8790 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8791 (errata_find_address_regs): load_group has only 2 entries.
8792 (errata_emit_nops): Likewise. shladd is not problematic.
8793 Clear last_group if nop was emitted.
8794 (fixup_errata): load_group has only 2 entries.
8797 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8799 * c-lex.c (lex_number): Only warn traditionally for U suffix
8800 outside system macros.
8801 * cppexp.c (parse_number): Similarly.
8802 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8803 * cppmacro.c (struct cpp_macro): New member node.
8804 (parse_args): Only warn about missing rest args if not
8806 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8807 (cpp_sys_objmacro_p): New.
8808 (_cpp_create_definition): Store the node with the macro defn.
8809 Remember if the macro is defined in a system header.
8811 2001-02-13 DJ Delorie <dj@redhat.com>
8813 * configure.in (check_languages): determine languages to check
8814 * Makefile.in (check-c++): alias for check-g++
8815 (check-f77): alias for check-g77
8816 (CHECK_TARGETS): depend on configured languages
8818 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8820 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8821 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8822 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8823 (sqrtextendsfdf2): Disable for SSE2.
8825 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8827 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8828 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8829 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8830 (sqrtextendsfdf2): Disable for SSE2.
8832 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8834 * i386.md (movsfcc_1): Support integer cmove instruction.
8835 (movdfcc_1): Likewise; new splitter.
8837 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8839 * i386.c (output_fp_compare): Support SSE.
8840 (prepare_fp_compare_args): SSE comparisons always support memory.
8841 * i386.h (TARGET_CMOVE): SSE imply cmove.
8842 * i386.md (cmp?f2): Enable for SSE too.
8843 (cmpfp_i*): Support SSE.
8845 (cmpfp_i_sse_only): New.
8846 (s*, b* fp expanters): Enable for SSE too.
8847 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8850 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8852 * regclass.c (init_reg_sets_1): Silence warning.
8854 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8856 * i386.md (sqrt?f2): Change to expander.
8857 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8859 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8861 * rtlanal.c (find_reg_equal_equiv_note): New function.
8862 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8863 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8864 * rtl.h: Add declarations for above functions.
8866 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8868 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8870 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8871 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8872 * flow.c (mark_regs_live_at_end): Likewise.
8873 (calculate_global_regs_live): Likewise.
8874 * gcse.c (compute_hash_table): Likewise.
8875 (compute_kill_rd): Likewise.
8876 * resource.c (mark_target_live_regs): Likewise.
8877 * rtl.h (INVALID_REGNUM): New macro.
8879 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8881 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8883 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8885 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8888 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8890 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8892 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8893 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8894 (fop_sf_1_sse, fop_df_1_sse): New patterns
8895 (fop_*): Disable float_extend and float patterns for SSE compilation.
8896 * i386.c (output_387_binary_op): Support SSE.
8898 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8900 * i386.md (dummy_extendsfdf2): Support SSE2
8901 (extendsfdf2): Enable if 80387 or SSE2.
8902 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8903 and no MIX_I387_SSE2
8904 (extendsfdf2_1_sse_only): New pattern.
8905 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8907 (truncdfsf2_1): Support SSE.
8908 (truncdfsf2_2): Support SSE.
8909 (truncdfsf2_2_1_sse): New pattern.
8910 (fixtruncsfsi2): Always use SSE if available.
8911 (fix_truncsfsi_sse): New pattern.
8912 (fix_truncdfsi_sse): New pattern.
8913 (floatsis?f2): Support SSE.
8914 (floatsidf2_i387): New pattern.
8915 (floatsidf2_sse): Likewise.
8917 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8919 * configure.in: Use "have_gnat" variable, not "gnat".
8920 * configure: Regenerated.
8922 * config/sparc/sparc.c (function_value): Treat all non-record
8923 aggregate types like used to treat UNION_TYPE.
8925 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8927 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8928 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8930 (MASK_MIX_SSE_I387): New.
8931 (TARGET_SSE): SSE2 imply SSE.
8932 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8933 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8934 (enum reg_class): Add new classes.
8935 (REG_CLASS_NAMES): Likewise.
8936 (REG_CLASS_CONTENTS): Likewise.
8937 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8938 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8939 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8940 (CLASS_MAX_NREGS): Use new macros.
8941 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8942 * i386.md (pushsf, movsf): Support SSE.
8943 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8944 splitters to use ANY_FP_REGNO_P.
8945 (movdf_nointeger, movdf_integer): Likewise.
8947 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8949 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8950 (try_combine): Use it.
8952 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8954 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8955 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8956 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8957 (REGISTER_MOVE_COST): Likewise.
8958 * i386-protos.h (ix86_secondary_memory_needed,
8959 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8960 * i386.c (ix86_secondary_memory_needed,
8961 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8963 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8965 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8966 (HARD_REGNO_MODE_OK): Move offline to ....
8967 * i386.c (ix86_hard_regno_mode_ok) ... here;
8968 refuse all incorrect modes.
8969 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8971 2001-02-13 Richard Henderson <rth@redhat.com>
8973 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8974 entire operator; replicate that and match_dup the operands.
8975 (cmp_ccx_arith_op_set): Likewise.
8976 (cmp_cc_arith_op_not_set): Likewise.
8977 (cmp_ccx_arith_op_not_set): Likewise.
8979 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8981 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8983 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8985 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8986 (TARGET_NO_BITFIELD_WORD): New macro.
8987 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8988 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8990 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8992 * cselib.c: New file, from simplify-rtx.c.
8993 * simplify-rtx.c: Remove cselib parts.
8994 * Makefile.in: Add cselib.o.
8996 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8998 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8999 (setup_incoming_varargs): Remove warning.
9001 * config/rs6000/rs6000.c (validate_condition_mode): When
9002 flag_fast_math, allow floating-point conditionals to be reversed.
9003 (rs6000_generate_compare): When flag_fast_math, don't generate
9004 cror operations for FP conditionals.
9006 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9008 (ASM_SPEC): Likewise.
9009 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9010 (CC1_SPEC): Likewise.
9011 (LINK_TARGET_SPEC): Likewise.
9012 (CPP_ENDIAN_SPEC): Likewise.
9013 * Makefile.in (check-consistency): New target.
9015 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9017 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9018 "return type defaults" warning for functions with return type
9020 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9021 function declarations by default rather than only when pedantic.
9023 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9025 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9028 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9030 * extend.texi (Deprecated): Deprecate new initializer lists.
9032 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9034 * mkdeps.c (deps_add_default_target): Robustify. Add
9035 basename component only.
9036 * cpp.texi (-M): Describe how default target is generated.
9037 * invoke.texi (-M): Likewise.
9039 2001-02-12 Kazu Hirata <kazu@hxi.com>
9041 * toplev.c (push_float_handler): Remove.
9042 (pop_float_handler): Remove.
9043 * toplev.h: Remove prototypes for the above functions.
9045 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9047 * c-common.c (constant_fits_type_p): New function.
9048 (convert_and_check): Use it.
9050 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9052 * Makefile.in (GXX_ABI_FLAG): Don't define.
9053 * configure.in (--enable-new-gxx-abi): Remove option.
9054 * config.in: Regenerated.
9055 * configure: Likewise.
9057 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9059 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9061 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9062 regular basic block, and arrange for all edges into it to switch
9065 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9067 * Makefile.in (distclean): Do not remove .gdbinit.
9069 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9071 * Makefile.in (gcc.o): Fix typos.
9072 (protize.o): Likewise.
9073 (unprotoize.o): Likewise.
9075 2001-02-11 Richard Henderson <rth@redhat.com>
9077 * tree.c (build1): Check for null operand in last change.
9079 2001-02-11 Richard Henderson <rth@redhat.com>
9081 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9082 (fold): Don't assume a constant isn't foldable.
9083 * tree.c (build): Set TREE_CONSTANT for an expression with no
9084 side-effects and constant operands.
9087 2001-02-10 Richard Henderson <rth@redhat.com>
9089 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9091 2001-02-10 Anthony Green <green@redhat.com>
9093 * cpp.texi (Standard Predefined): Add documentation for
9096 * c-common.c (combine_strings): Improve warning message.
9098 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9100 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9102 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9104 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9106 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9109 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9111 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9114 2001-02-09 Nick Clifton <nickc@redhat.com>
9116 * config/arm/arm.md: Change output contraint on post inc
9117 load/store multiple patterns to be a read/write contraint.
9119 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9121 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9122 .o files when using the -M options.
9124 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9125 David Edelsohn <edelsohn@gnu.org>
9127 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9128 handle DImode constants. Use one TOC entry for SImode and smaller
9129 constants, aligned properly.
9131 2001-02-08 Jason Merrill <jason@redhat.com>
9133 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9134 about the SP adjustment for saving the static chain pointer.
9135 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9136 offset when setting a temporary CFA register.
9138 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9140 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9141 powerpc-*-chorusos* .
9142 * config/rs6000/chorus.h : New file.
9143 * config/i386/chorus.h : New file.
9144 * config/sparc/chorus.h : New file.
9145 * config/sparc/t-chorus-elf : New file.
9147 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9149 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9150 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9151 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9152 (__WCHAR_TYPE__): Correct macro name.
9154 2001-02-08 Richard Henderson <rth@redhat.com>
9156 * config/i386/i386.c (ix86_frame_pointer_required): New.
9157 (ix86_setup_frame_addresses): New.
9158 (struct machine_funciton): Add accesses_prev_frame.
9159 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9160 ix86_frame_pointer_required.
9161 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9162 (SETUP_FRAME_ADDRESSES): New.
9163 * config/i386/i386-protos.h: Update.
9164 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9165 from FRAME_POINTER_REQUIRED.
9166 * config/i386/svr3gas.h: Likewise.
9167 * config/i386/sysv3.h: Likewise.
9168 * config/i386/v3gas.h: Likewise.
9170 2001-02-08 Richard Henderson <rth@redhat.com>
9172 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9173 calculation of the number of integer registers required.
9174 (function_arg_record_value): Likewise.
9176 2001-02-08 Jason Merrill <jason@redhat.com>
9178 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9179 two. Print file and line with "confused" message.
9181 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9183 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9185 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9187 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9189 * final.c (cleanup_subreg_operands): The address of a MEM can
9192 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9195 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9197 * gcc.texi (Incompatibilities): Update documentation of
9198 preprocessing numbers.
9200 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9202 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9204 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9206 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9208 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9209 * gcc.c (struct compiler): Add cpp_spec field.
9210 (input_file_compiler): New variable.
9211 (do_spec_1): Allow a particular compiler to handle `%C'
9213 (main): Store the current compiler in input_file_compiler.
9214 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9216 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9218 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9219 * cppinit.c (cpp_create_reader): Initialize them.
9220 (append_include_chain): cxx_aware arg might be unused.
9221 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9222 keywords and give them their phase 7 meaning. Pedwarn about
9223 this unless '__bool_true_false_are_defined' is defined.
9225 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9227 * lcm.c (optimize_mode_switching): Emit mode_set before the
9228 JUMP_INSN of an abnormal edge.
9230 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9232 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9233 a scheduling barrier at the end.
9235 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9237 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9239 * config/sh/sh.md (reload_outsf): Removed.
9240 (movsf_ie): Introduce constraints for FPUL loads and stores.
9241 (reload_insf): Broaden the output constraint.
9243 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9245 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9246 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9248 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9250 * final.c: Revert my previous changes.
9251 * output.h: Make profile_label_no extern.
9252 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9253 for generating label.
9255 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9257 * config/i386/djgpp.h: Add comments about standard paths.
9258 (MD_EXEC_PREFIX): Undefine before defining.
9259 (MD_STARTFILE_PREFIX): New.
9261 2001-01-30 Bruce Korb <bkorb@gnu.org>
9263 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9264 (load_file): do not rely on load_file_data() to close file pointer
9265 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9266 fixinc/inclhack.def(irix_limits_const): add test_text
9268 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9270 * cppexp.c (parse_defined): Improve diagnostics for invalid
9273 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9275 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9277 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9279 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9280 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9281 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9282 (rs6000_output_symbol_ref): New function.
9283 (output_toc): Use VTABLE_NAME_P.
9285 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9287 * print-tree.c (print_node, case PARM_DECL):
9288 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9290 * stor-layout.c (reference_types_internal): New variable.
9291 (internal_reference_types): New function.
9292 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9293 * tree.h (internal_reference_types): New declaration.
9295 * cse.c (find_best_addr): Fix typo in computing cost.
9297 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9299 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9300 and this is the sum of a pointer and a constant, we know the result
9302 (num_sign_bit_copies, case PLUS): Likewise.
9303 * explow.c (convert_memory_address): Remove opposite SUBREG.
9304 * function.c (instantiate_new_reg): New function (from common code).
9305 (instantiate_virtual_regs_1): Call it.
9306 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9307 if pointers sign- or zero-extend.
9308 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9309 If pointers extend unsigned, use inside of SUBREG.
9310 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9312 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9314 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9315 subdir of gcc_gxx_include_dir.
9316 (gcc_gxx_target_include_dir): Remove.
9318 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9320 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9321 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9322 a high-level description.
9324 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9326 * final.c: Move the declaration of profile_label_no to ...
9327 * output.h: ... here.
9328 * function.c (expand_function_start): Call PROFILE_HOOK.
9329 * config/rs6000/aix.h: Define PROFILE_HOOK.
9330 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9331 * config/rs6000/rs6000.c (output_profile_hook): Define.
9332 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9333 output_profile_hook.
9334 tm.texi : Explain new macro PROFILE_HOOK.
9336 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9338 * extend.texi (Extended Asm): Do not say that semicolon is always
9339 a valid line-breaking character for GNU assemblers. Use
9340 newline-tab as the most commonly supported syntax. Use
9341 newline-tab rather than semicolon in multi-insn examples.
9343 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9345 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9347 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9348 David Edelsohn <edelsohn@gnu.org>
9350 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9351 code for AIX, even without flag_pic.
9353 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9355 * c-typeck.c (common_type): push and pop binding level around
9356 calling common_type on function parameters.
9358 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9360 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9362 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9364 * config/mips/mips.c (override_options): Fix typo in last change.
9365 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9366 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9368 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9370 * invoke.texi (-fdump-class-layout): Document.
9371 (-fdump-translation-unit): Use `=' as filename separator.
9373 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9375 * Makefile.in (s-mlib): Don't build multilibs if
9377 (DRIVER_DEFINES): Adjust accordingly.
9379 (protoize.o): Likewise.
9380 (unprotoize.o): Likewise.
9381 * configure.in: Recognize --enable-multilib.
9383 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9385 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9387 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9388 * configure.in: Remove --enable-libstdcxx_v3 support.
9389 * configure: Regenerated.
9391 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9393 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9394 Call abort instead of fatal.
9395 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9396 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9397 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9398 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9399 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9400 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9402 * diagnostic.h (set_internal_error_function): Renamed.
9403 * toplev.h (internal_error): Renamed from fatal.
9404 (pfatal_with_name): Deleted.
9405 (fatal_io_error): Now has printf-style arguments.
9406 * diagnostic.c (pfatal_with_name): Deleted.
9407 (fatal_io_error): Rework to have args in printf-style.
9408 (set_internal_error_function): Renamed from set_fatal_function.
9409 (internal_error): Renamed from fatal.
9410 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9411 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9412 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9413 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9414 * flow.c (verify_flow_info): Likewise.
9415 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9416 * config/mips/mips.c (save_restore_insns): Likewise.
9418 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9419 * flow.c (verify_flow_info): Likewise.
9420 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9421 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9422 (avr_normalize_condition): Likewise.
9423 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9424 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9425 (limit_reload_class, double_reg_to_memory): Likewise.
9426 (print_operand_address, emit_1600_code_shift): Likewise.
9427 (gen_tst_reg, gen_compare_reg): Likewise.
9428 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9429 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9431 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9433 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9434 * objc/objc-act.c (build_ivar_chain): Likewise.
9435 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9437 * graph.c (clean_graph_dump_file): Likewise.
9438 * profile.c (init_branch_prob): Likewise.
9439 * objc/objc-act.c (objc_init): Likewise.
9441 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9442 * config/avr/avr.c (avr_override_options): Likewise.
9443 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9444 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9445 * config/h8300/h8300.c (h8300_init_once): Likewise.
9446 * config/mips/mips.c (override_options): Likewise.
9447 * config/i386/i386.c (override_options): Likewise, rework.
9448 * config/m68k/m68k.c (override_options): Likewise.
9450 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9452 * config/mips/mips.c (print_operand): Likewise.
9453 * hash.c (hash_allocate): Don't check for failure returns from
9454 obstack functions that can't fail.
9455 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9456 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9457 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9458 (get_object_reference): Likewise.
9460 2001-02-04 Nick Clifton <nickc@redhat.com>
9462 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9463 StrongARM1110, 10TDMI, and 1020T.
9465 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9467 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9469 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9471 * config/sh/sh.md (movdf load split): Pass register number to
9472 FP_OR_XD_REGISTER_P.
9474 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9476 * cppinit.c (BC): New macro.
9477 (builtin_array): Add __GXX_WEAK__.
9478 * cpplib.h (builtin_type): Add BT_WEAK.
9479 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9480 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9481 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9483 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9485 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9487 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9489 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9490 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9492 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9494 * cpphash.h: Rename ALIGN _ALIGN.
9495 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9497 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9499 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9500 compilation environment.
9501 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9502 control over location of cygwin includes and libs.
9504 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9506 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9508 2001-02-02 lars brinkhoff <lars@nocrew.org>
9510 * md.texi (Standard Names): remove reference to spur.md.
9512 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9514 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9515 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9516 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9517 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9518 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9520 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9522 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9523 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9524 number before reload.
9525 (c4x_adjust_cost): Return zero before reload.
9526 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9527 split before reload.
9529 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9531 * c4x.c (c4x_hard_regno_rename_ok): New.
9532 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9533 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9535 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9537 * diagnostic.h: Add missing "extern" in all declarations.
9539 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9541 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9542 as for gcc_gxx_include_dir.
9544 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9546 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9548 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9550 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9551 label before alignment to be used as the braf base address.
9552 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9554 (casesi_jump_2): Require at least TARGET_SH2.
9556 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9557 truncation to 32-bit doubles on -m3e and -m4-single-only.
9559 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9561 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9562 the default when building a shared object.
9563 (init_spec): Use it.
9564 * testsuite/lib/g++.exp: Include the directory where libgcc
9565 is located to the LD_LIBRARY_PATH list.
9566 * invoke.texi (-shared-libgcc): Document the cases in which
9567 GCC defaults to using the shared libgcc.
9569 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9571 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9572 unsigned is wide enough.
9574 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9575 (si_to_float): Likewise.
9576 (float_to_si, float_to_usi): Use BITS_PER_SI.
9578 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9580 * dwarf2out.c: Added explanation of abbreviations.
9581 (def_cfa_1): Added comments listing DWARF2 instructions.
9582 (cfa_temp_reg): Removed in favor of cfa_temp.
9583 (cfa_temp_value): Removed in favor of cfa_temp.
9584 (cfa_temp): New global variable.
9585 (dwarf2out_frame_debug_expr): Added extensive introductory
9586 comments explaining the function's transformations. Revised to
9587 use cfa_temp. Added some rtx checking. Generalize IOR case.
9588 (dwarf2out_frame_debug): Revised to use cfa_temp.
9589 (output_aranges): Cast as "unsigned" to avoid warning.
9590 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9591 explain which instructions must be marked.
9593 2001-02-01 Richard Henderson <rth@redhat.com>
9595 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9598 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9600 * config/sh/crt1.asm (main_k): Modified so that start calls
9601 ___setup_argv_and_call_main.
9603 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9605 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9606 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9607 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9608 * cppmacro.c (builtin_macro): Set builtin flags here.
9609 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9610 (replace_args): Clarify intent.
9611 (cpp_get_token): Macro expansion tokens get the saved flags.
9613 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9616 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9618 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9621 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9623 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9624 returns Pmode pseudo, but we need ptr_mode.
9625 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9626 Remove bogus conversions; use HOST_WIDE_INT for size.
9627 Don't use TARGET if wrong mode.
9629 * config/i386/i386.c (ix86_compute_frame_size): Allow
9630 stack_alignment_needed to be non-default even if size is zero.
9632 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9634 * pa.c (hppa_init_pic_save): New function.
9635 * pa.h (hppa_init_pic_save): Declare.
9636 * pa.md (call, call_value, sibcall, sibcall_value): Use
9637 the above instead of duplicated code.
9639 * pa.c (hppa_encode_label): Correct size of alloca buffer
9640 so we don't overrun it. Correct leading `*' case.
9641 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9642 need to handle `*@'.
9643 (FUNCTION_NAME_P): Likewise.
9645 2001-01-31 Richard Henderson <rth@redhat.com>
9647 * config.gcc (alpha-osf5): Use float-i128.h.
9649 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9650 * config/float-i32.h: Likewise.
9651 * config/float-i64.h: Likewise.
9652 * config/float-sh.h: Likewise.
9653 * config/float-sparc.h: Likewise.
9655 2001-01-31 DJ Delorie <dj@redhat.com>
9657 * expmed.c (extract_bit_field): allow non-integral modes if we
9658 want to extract a whole register from itself.
9660 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9662 * c-typeck.c (set_init_index): If first is equal to last, assume as
9663 if it was not a range at all.
9665 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9667 * config/fp-bit.c: Include tm.h.
9668 (float_to_si): Don't assume SImode is 32-bits wide.
9669 (float_to_usi): Likewise.
9671 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9673 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9675 (typename): Call pending_xref_error after parsing typed_typespecs.
9676 * c-decl.c (lookup_tag): Give error immediately rather than
9677 leaving it pending if the tag of the wrong type is in the same
9679 (xref_tag): Don't pedwarn for forward declarations of enum types
9681 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9684 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9686 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9688 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9690 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9691 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9693 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9695 * cpphash.h (struct cpp_reader): New saved_flags.
9696 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9697 to avoid a paste after a pasted token.
9699 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9701 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9702 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9703 Wtype_MIN instead of LONG_MIN.
9705 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9707 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9709 * fixinc/fixincl.x: Regenerated.
9710 * fixinc/inclhack.def (irix_limits_const): New definition to
9711 convert "const" to "__const" in limits.h.
9713 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9715 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9717 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9719 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9720 when register dies in the insn.
9722 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9724 * diagnostic.c (fatal): Fix word wrap.
9726 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9728 * combine.c (try_combine): Fix SUBREG setting for
9729 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9731 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9733 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9736 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9738 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9740 * toplev.c (decode_W_option): Update warn_larger_than
9741 unconditionally for each processed switch.
9743 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9745 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9747 (hppa_expand_prologue): Delete code to save pic offset table register
9748 in the function prologue.
9749 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9750 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9751 table register at the beginning of the function after the prologue.
9753 2001-01-29 lars brinkhoff <lars@nocrew.org>
9755 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9757 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9758 Jeff Law <law@redhat.com>
9760 * pa.md (return): Revise comment for trivial return.
9761 (return_internal): Non-trivial return pattern for non-PIC code.
9762 (return_internal_pic): Non-trivial return pattern for PIC code.
9763 It uses the PIC register to ensure it is restored after
9765 (epilogue): Generate appropriate return for PIC and non-PIC code.
9767 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9769 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9771 2001-01-29 DJ Delorie <dj@redhat.com>
9773 * combine.c (if_then_else_cond): Pass the correct mode to
9774 operand_subword() for constants.
9776 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9778 * config/i386/cygwin.h: Add w32api to include search. Search different
9779 directories in a cross-build environment.
9781 2001-11-29 Tim Josling <tej@melbpc.org.au>
9783 * tree.h (TYPE_STUB_DECL): Add documentation.
9785 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9787 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9788 (sdbout_field_types): Likwise. Fix use of host_integerp.
9790 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9792 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9795 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9797 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9798 to use flag_gnu_linker.
9800 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9802 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9803 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9805 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9807 * tree.c, tree.h (build_parse_node): Remove; was identical to
9809 * c-lang.c (start_cdtor), objc/objc-act.c
9810 (build_module_descriptor): Use build_nt instead of
9813 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9815 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9816 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9817 not have any upper bits set.
9819 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9821 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9823 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9825 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9827 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9829 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9830 (integer_minus_one_node): Define.
9832 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9834 * Makefile.in (bootstrap2-lean): Fix typo.
9836 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9838 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9839 : Don't set fe_value.
9840 * cpplib.h (AVOID_LPASTE): New flag.
9841 (struct cpp_hashnode): Remove fe_value.
9842 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9843 * cppmacro.c (builtin_macro): Don't set flags here.
9844 (replace_args): Set AVOID_LPASTE flag on first token of an
9845 argument, and the token following it.
9846 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9847 macro expansion, and on the token following it. Do it for
9849 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9851 2001-01-27 Richard Henderson <rth@redhat.com>
9853 * config/alpha/t-ieee: Remove multilibbing.
9854 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9856 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9858 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9860 * Makefile.in: Remove all dependencies on defaults.h.
9861 * builtins.c: Don't include defaults.h.
9862 * c-common.c: Likewise.
9863 * c-decl.c: Likewise.
9864 * c-pragma.c: Likewise.
9865 * c-typeck.c: Likewise.
9866 * combine.c: Likewise.
9868 * frame-ia64.c: Likewise.
9869 * cppexp.c: Likewise.
9870 * crtstuff.c: Likewise.
9871 * dbxout.c: Likewise.
9872 * dwarf2out.c: Likewise.
9873 * dwarfout.c: Likewise.
9874 * emit-rtl.c: Likewise.
9875 * except.c: Likewise.
9877 * final.c: Likewise.
9878 * frame-dwarf2.c: Likewise.
9879 * libgcc2.c: Likewise.
9880 * optabs.c: Likewise.
9881 * profile.c: Likewise.
9882 * sdbout.c: Likewise.
9883 * toplev.c: Likewise.
9884 * tradcif.y: Likewise.
9886 * varasm.c: Likewise.
9888 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9890 * builtins.c (expand_builtin_fputs): Use size_one_node when
9891 transforming into fwrite.
9893 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9895 * extend.texi (Attribute Syntax): New section.
9897 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9899 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9900 they didn't need fixing.
9902 2001-01-27 Janis Johnson <janis@us.ibm.com>
9904 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9906 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9907 to remove macro definitions that are duplicated from elfos.h.
9909 2001-01-27 Richard Henderson <rth@redhat.com>
9911 * config/i386/sco5gas.h: Move ...
9912 * config/usegas.h: ... here.
9913 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9915 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9917 * c-typeck.c (struct constructor_stack): Add range_stack member.
9918 (really_start_incremental_init): Clear it.
9919 (push_init_level): Save constructor_range_stack and clear it if
9920 pushing explicit braces.
9921 (pop_init_level): abort if constructor_range_stack is non-zero at
9922 explicit closing brace. Restore saved constructor_range_stack if
9925 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9927 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9928 into register was forced into memory.
9930 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9932 * Makefile.in: Remove uses of + before $(MAKE).
9934 2001-01-26 Richard Henderson <rth@redhat.com>
9936 * stmt.c (cost_table): Remove.
9937 (COST_TABLE, cost_table_initialized): New.
9938 (estimate_case_costs): Use the later instead of the former.
9939 (balance_case_nodes): Likewise.
9941 2001-01-26 Richard Henderson <rth@redhat.com>
9943 * alias.c (objects_must_conflict_p): Read-only slots may not
9944 conflict despite having the same type.
9946 2001-01-27 Michael Hayes <mhayes@redhat.com>
9948 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9950 (check_ext_dependant_givs): Initialise u_start_val and
9952 (load_mems): Make last_max_reg unsigned.
9953 (try_swap_copy_prop): Use INSN_P and initialise set.
9955 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9957 * README.AVR : Removed.
9959 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9961 * pa-64.h (text_section): Remove declaration.
9963 * pa.md (return_internal): Remove mode on PIC register use.
9965 2001-01-25 lars brinkhoff <lars@nocrew.org>
9967 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9968 ASM_CLOSE_PAREN): fix typos.
9970 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9972 * acconfig.h: Define `const' to the empty string if neither
9973 __STDC__ nor __cplusplus is defined.
9974 * config.in: Regenerated.
9976 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9978 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9979 * collect2.c (main): Delete importf. Add ".obj" file extension.
9980 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9981 (aix_std_libs): Add additional AIX libraries to skip.
9982 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9983 * config/rs6000/aix51.h: New file.
9985 2001-01-25 Michael Hayes <mhayes@redhat.com>
9987 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9988 (loop_insn_emit_before): No longer static.
9989 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9990 (loop_givs_rescan, load_mems): Likewise.
9991 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9992 (maybe_eliminate_biv_1):
9993 (move_movables): Replace emit_call_insn_before with
9994 loop_call_insn_hoist.
9995 * loop.h (loop_insn_emit_before): Add.
9996 * unroll.c (copy_loop_body): Replace emit_insn_before with
9997 loop_insn_emit_before.
9999 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10001 * diagnostic.c (fatal): Request preprocessed source.
10003 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10005 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10006 olddecl has argument types and newdecl has none, use the argument
10007 types from olddecl.
10009 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10011 * dwarf2out.c (prefix_of): New function. Determine longest common
10012 prefix of the two arguments. The units are whole path components.
10013 (output_file_names): When adding a new directory find the one entry
10014 with the longest common prefix already in the list. Artificially
10015 generate entry if there is none for this prefix.
10016 Fix test to check whether the zeroth directory entry is used.
10018 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10020 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10021 Changed all callers. Take it into account when deciding if a
10022 previously loaded value matches.
10024 2001-01-24 Richard Henderson <rth@redhat.com>
10026 * reload.c (find_reloads_subreg_address): Fail the substitution
10027 if the resulting address is insufficiently aligned.
10029 2001-01-24 DJ Delorie <dj@redhat.com>
10031 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10032 check the original operand's mode also.
10033 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10035 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10037 * c-parse.in (cast_expr): Move compound literals from here ...
10038 (primary): ... to here. Use standard terminology "compound
10039 literal" instead of "constructor expression".
10041 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10043 * gcc.1, cpp.1: Regenerate.
10045 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10047 * calls.c (emit_library_call_value_1): Memory slot for
10048 pass-by-reference argument should have the mode of the argument,
10049 not of the pointer to it.
10051 2001-01-24 Tom Tromey <tromey@redhat.com>
10053 * gcc.texi (G++ and GCC): Mention gcj manual.
10054 (Standards): Link to section of manual mentioning gcj/Java
10057 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10059 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10060 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10061 * tradcpp.c (main): Add -imacros or -include'd dependencies
10063 * cpp.texi (-M, -MM): Document -M -include behaviour.
10065 2001-01-24 Roger Collins <roger@ProProject.com>
10067 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10069 2001-01-24 Will Cohen <wcohen@redhat.com>
10071 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10072 whether registers are 32 bits or 64 bits in size.
10074 2001-01-24 Ben Elliston <bje@redhat.com>
10076 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10078 2001-01-24 Richard Henderson <rth@redhat.com>
10080 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10081 (builtin_longjmp): Use it instead of emit_indirect_jump.
10083 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10085 * bb-reorder.c (make_reorder_chain_1): Handle case where
10086 jump edge goes to the same block as the fallthru edge.
10088 2001-01-23 Jim Wilson <wilson@redhat.com>
10090 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10091 * frame.h (__ia64_personality_v1): Add prototype.
10092 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10093 prototype form. Add void * cast to first argument to personality
10095 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10096 (asctoe113): Likewise.
10097 * config/ia64/frame-ia64.c: Include eh-common.h.
10098 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10100 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10102 (itanium_split_issue): Add prototype.
10103 (gen_nop_type): Ifdef out.
10104 (find_best_packet): Initialize best_packet.
10105 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10107 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10108 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10109 (flushrs): Add explicit stop bit at end.
10110 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10113 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10115 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10117 * libgcc2.c (__terminate_func): Make variable static.
10118 (__terminate_set_func): New function to set __terminate_func.
10119 * libgcc2.h (__terminate_func_ptr): New typedef.
10120 (__terminate_set_func): New function.
10122 2001-01-23 Richard Henderson <rth@redhat.com>
10124 * flow.c (init_propagate_block_info): Don't consider unchanging
10125 memories for dead frame store elimination.
10127 2001-01-23 Richard Henderson <rth@redhat.com>
10129 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10130 * defaults.h: ... here.
10132 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10134 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10136 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10138 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10140 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10142 * rs6000.h (rs6000_return_addr): Move prototype from here...
10143 * rs6000-protos.h (rs6000_return_addr): ...to here.
10144 (rs6000_init_expanders): Delete prototype.
10146 2001-01-23 Nick Clifton <nickc@redhat.com>
10148 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10149 (Spec Files): Document %B and %j and %. and %v3 and %M and
10150 %{S*&T} spec switches.
10152 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10154 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10156 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10157 Neil Booth <neil@daikokuya.demon.co.uk>
10159 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10160 Have -Werror make pedantic warnings errors, like the
10163 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10165 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10167 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10169 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10170 * integrate.c (expand_inline_function): Initialize them.
10171 (subst_constants): If changing COMPARE so that both its arguments
10172 will be VOIDmode and the comparison mode will be lost, note
10173 compare_mode. Use the recorded compare_mode to optimize
10176 2001-01-23 Jason Merrill <jason@redhat.com>
10178 * dwarf2out.c (new_die): Use xcalloc.
10179 (output_die): Abort rather than emit a local reference to offset 0.
10181 2001-01-17 Andrew Haley <aph@redhat.com>
10183 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10184 of a saved register; return NULL instead.
10185 (copy_reg): Take a pointer to a source register rather than a
10187 (next_stack_level): Remember the address in the stack frame of all
10189 Use the saved register pointer array as the source of the CFA.
10190 (throw_helper): Rewrite. Unwind once rather than twice and keep
10191 track of saved registers as we go.
10193 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10195 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10196 * c4x.c (c4x_legitimize_reload_address): Remove.
10197 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10198 reload address for ldp(k) insn.
10200 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10202 * pa.md (return_internal): Add a USE of the PIC register to ensure
10203 it is restored after each call.
10204 (return expander): Corresponding changes.
10206 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10208 * rs6000.h (INIT_EXPANDERS): Delete.
10209 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10210 * rs6000.c (rs6000_override_options): Call *_machine_status from
10212 (rs6000_init_expanders): ...instead of here. Delete.
10213 (rs6000_mark_machine_status): New function.
10214 (rs6000_init_machine_status): Use xcalloc.
10215 (rs6000_return_addr): Generate RTX for the return address.
10216 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10217 (rs6000_stack_info): Use it.
10219 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10221 * gthr-win32.h: Include errno.h to get a declaration for
10222 EINVAL and _mingw.h if the target is mingw32.
10224 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10226 * cpp.texi: Correct typos.
10228 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10230 * explow.c (probe_stack_range): Ensure value passed to
10231 stack_check_libfunc is ptr_mode, not Pmode.
10233 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10235 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10236 case, don't use operand_subword to calculate a SUBREG that is
10239 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10241 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10243 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10244 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10245 valid. If not replace it by equivalent insns.
10247 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10249 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10250 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10251 (c4x_U_constraint, symbolic_address_operand): Likewise.
10252 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10254 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10255 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10256 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10257 anulling slot because of silicon bug.
10258 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10260 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10262 * cppexp.c (parse_charconst): Change `mask' type to agree
10265 2001-01-21 Richard Henderson <rth@redhat.com>
10267 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10268 pic_label_name in a linkonce section.
10270 2001-01-17 Philipp Thomas <pthomas@suse.de>
10272 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10274 * configure: Regenerate.
10276 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10278 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10279 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10281 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10283 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10284 If REVERSE nonzero then condition code in X must be reversed.
10285 (encode_section_info): Optimise if/else.
10286 (avr_function_value): Fix formatting.
10288 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10289 (difficult_branch): Likewise.
10290 (rvbranch): Likewise.
10291 (difficult_rvbranch): Likewise.
10293 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10295 * config/avr/libgcc.S: Fix comment.
10297 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10299 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10301 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10303 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10305 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10307 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10308 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10309 * configure, config.in: Regenerate.
10310 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10311 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10312 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10313 (doprint.o): New rule.
10315 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10317 * c-typeck.c (digest_init): Handle boolean types as scalars.
10319 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10321 * stmt.c (expand_return): Don't return anything if size is zero.
10322 Delete redundant assignment to BYTES.
10323 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10325 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10327 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10328 the same as the default library function names.
10329 * config/avr/avr.md: Document special characters after '%'.
10330 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10331 knowing which of the call-used registers are really clobbered.
10332 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10333 New. Both quotient and remainder from one libgcc.S call.
10334 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10335 clobber as few registers as possible.
10336 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10338 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10340 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10341 context of the top of the stack.
10343 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10345 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10346 (fixup_var_refs_insns): ...here.
10348 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10350 * function.c (fixup_var_refs_insns): Break up into
10351 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10352 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10353 [loop over hash table entries].
10354 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10355 fixup_var_refs_insns_with_hash, to match above changes.
10357 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10359 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10360 (libgcc.a): Likewise.
10361 (stmp-multilib): Likewise.
10362 (STAGE2_FLAGS_TO_PASS): Likewise.
10364 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10366 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10367 temporary if no_new_pseudos.
10369 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10371 * cppinternals.texi: Update.
10373 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10375 * arm.c (arm_init_builtins): Re-enable builtins.
10377 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10379 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10380 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10381 element to be null, and always expect an EXPR_LIST.
10382 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10383 * sched-deps.c (sched_analyze_1): Likewise.
10384 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10386 * regclass.c (max_set_parallel): New variable.
10387 (reg_scan): Take it into account in computation of max_parallel.
10388 (reg_scan_mark_refs, case SET): Compute it.
10390 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10392 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10393 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10395 2001-01-19 Jason Merrill <jason@redhat.com>
10397 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10398 for the abstract instance of an inline function.
10400 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10401 J"orn Rennecke <amylaar@redhat.com>
10403 * reload1.c (move2add_note_store): Treat all registers directly or
10404 indirectly derived from a base register as members of the same set
10406 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10407 of base register into account.
10409 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10411 * alias.c (find_base_value): Recognize TRUNCATE.
10412 (record_set): In PLUS case, invalidate if other summand is also a
10415 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10417 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10418 entry to be EXPR_LIST.
10419 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10420 be an EXPR_LIST (but not null, which other code doesn't allow).
10421 (note_stores): Properly handle PARALLEL in SET.
10422 Recursively call for top-level PARALLEL.
10423 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10424 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10426 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10428 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10430 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10431 not pfile->skipping (== 0).
10433 2001-01-17 Nick Clifton <nickc@redhat.com>
10435 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10438 2001-01-17 Jim Wilson <wilson@redhat.com>
10440 * invoke.texi (IA-64 options): Improve.
10442 2001-01-17 Tom Tromey <tromey@redhat.com>
10444 * invoke.texi (Optimize Options): Use `{}' to around @samp
10447 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10449 * invoke.texi (-fno-guess-branch-probability): New option.
10451 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10453 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10454 case of making new double-word constant.
10455 Revert last change: instead just test i3_subst_into_i2.
10457 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10459 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10460 Use q constraints instead of r.
10462 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10464 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10465 (machine_function): Define.
10466 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10467 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10468 pa_free_machine_status): New functions.
10469 (override_options): Set {init,mark,free}_machine_status to above.
10470 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10471 PIC_OFFSET_TABLE_REGNUM_SAVED.
10472 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10473 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10474 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10475 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10476 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10478 2001-01-15 DJ Delorie <dj@redhat.com>
10480 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10484 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10486 * flow.c (propagate_one_insn): Make trying to delete a prologue
10487 or epilogue insn an ICE, not a warning. Allow doing this if
10488 the current function returns with stack pointer depressed.
10490 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10491 I3 having more than one SET.
10493 2001-01-16 Jim Wilson <wilson@redhat.com>
10495 * invoke.texi: Document IA-64 options.
10497 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10498 (fixup_errata): Delete TARGET_A_STEP use.
10499 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10500 (TARGET_SWITCHES): Delete -ma-step option.
10501 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10502 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10503 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10504 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10505 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10506 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10508 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10509 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10510 cmovsi_internal): Delete ! TARGET_A_STEP check.
10512 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10514 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10515 possibility to report bugs via postal mail. Change a URL and
10516 merge in a nearly duplicate statement...
10517 (Bug Reporting): ...from here.
10518 (Service): Refer to the Bug Reporting section instead of
10519 duplicating an URL.
10520 (Contributing): Remove trivial explanations concerning snapshots.
10522 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10524 * cppmain.c (general_init): Don't use ANSI prototype.
10526 2001-01-16 Tom Tromey <tromey@redhat.com>
10528 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10530 2001-01-16 Richard Henderson <rth@redhat.com>
10532 * config/i386/i386.h: Fix comment typo.
10533 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10534 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10536 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10538 * gcc.c: Revert previous -fsyntax-only-related change; move
10541 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10543 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10544 inmode after checking GET_CODE (op).
10546 2001-01-16 Richard Henderson <rth@redhat.com>
10548 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10549 (MAX_MEM_SET_LIST_LEN): New.
10550 (propagate_one_insn): Update mem_set_list_len.
10551 (invalidate_mems_from_autoinc): Likewise.
10552 (invalidate_mems_from_set): Likewise.
10553 (mark_used_regs): Likewise.
10554 (init_propagate_block_info): Likewise. Stop collecting memories
10555 when we reach MAX_MEM_SET_LIST_LEN.
10556 (mark_set_1): Likewise.
10558 2001-01-16 Richard Henderson <rth@redhat.com>
10560 * unroll.c (precondition_loop_p): Fail if no iteration
10563 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10565 * gcc.c: When -fsyntax-only is given, do not complain about
10568 2001-01-15 Richard Henderson <rth@redhat.com>
10570 * config/i386/i386.c (asm_output_function_prefix): Remove.
10571 (ix86_asm_file_end): New.
10572 (load_pic_register): Generate pic_label_name into a
10573 staticly allocated buffer.
10574 * config/i386/i386-protos.h: Update.
10575 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10576 (ASM_FILE_END): New.
10577 * config/i386/i386afe.h: New file.
10578 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10579 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10580 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10581 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10582 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10583 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10584 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10586 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10588 * Makefile.in (install-man): Remove explicit dependency on
10591 * configure.in, configure: Revert previous patch requiring perl
10594 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10596 * toplev.c (flag_guess_branch_prob): New.
10597 (f_options): Add guess-branch-probability option.
10598 (rest_of_decl_compilation): Only estimate branch probability if
10600 (main): set flag_guess_branch_prob.
10602 * flags.h (flag_guess_branch_prob): New.
10604 2001-01-15 DJ Delorie <dj@redhat.com>
10606 * gcc.texi (Makefile): Add documentation for Makefile targets.
10608 2001-01-15 Philip Blundell <philb@gnu.org>
10610 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10612 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10613 (is_pic): Delete declaration.
10614 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10615 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10616 * config/arm/arm.md (builtin_setjmp_receiver): New.
10618 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10620 * arm.c (use_return_insn): Don't try to determine the function type
10621 until after reload has completed.
10622 (arm_output_epilogue): Don't adjust the sp value recovered from the
10624 (emit_multi_reg_push): Don't record dwarf information for the pc.
10625 * arm.md (eh_epilogue): The function type may have changed, so it
10626 needs to be recalculated.
10627 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10628 unwind tables on arm/netbsd.
10630 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10632 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10633 (negated_cbranchsi4): Likewise.
10635 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10637 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10638 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10639 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10640 pass -mapcs-* options to assembler.
10641 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10642 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10643 (ASM_SPEC): Call subtarget_extra_asm_spec.
10645 2001-01-15 Andreas Jaeger <aj@suse.de>
10647 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10649 (ix86_expand_builtin): Likewise.
10651 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10652 warning about comparison between signed and unsigned.
10654 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10656 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10658 2001-01-14 Ralf Baechle <ralf@gnu.org>
10660 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10661 SUBTARGET_CPP_SPEC apropriatly.
10663 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10665 * varasm.c (make_decl_rtl): Fix typo in last change.
10667 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10669 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10670 linker supports the init_priority C++ attribute.
10671 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10672 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10673 linker does not support init_priority C++ attribute.
10675 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10677 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10679 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10681 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10682 * cp/lex.c (finish_parse): Similarly.
10683 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10684 Return the number of errors encountered.
10685 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10686 * cppmain.c (main): Don't call cpp_destroy.
10688 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10690 * configure.in: Require at least perl 5.6.0 to regenerate
10692 * configure: Regenerate.
10694 2001-01-14 Richard Henderson <rth@redhat.com>
10696 * genrecog.c (DT_veclen_ge): New.
10697 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10698 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10699 (nodes_identical_1): Handle DT_veclen_ge.
10700 (write_cond, debug_decision_2): Likewise.
10702 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10704 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10706 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10708 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10710 * cppmain.c (do_preprocessing): New function; most of the old
10712 (main): Call it to do most of the work.
10713 (cb): Move from global scope to set_callbacks ().
10714 (setup_callbacks): Get the callback pointer.
10715 (general_init, printer_init): Clean up code and comments.
10717 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10719 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10722 2001-01-14 Kazu Hirata <kazu@hxi.com>
10724 * config/h8300/h8300.c (get_shift_alg): Update comments.
10726 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10728 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10729 (alloc_page, ggc_alloc): Add casts to remove warnings.
10731 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10733 * combine.c (simplify_comparison): Don't change `code' when
10734 can't reverse comparison.
10736 2001-01-14 Richard Henderson <rth@redhat.com>
10738 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10739 update all call sites. Return true for all non-label constants.
10741 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10743 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10745 (ix86_expand_branch): Update.
10746 (ix86_expand_setcc): Update to handle multiple test conditions.
10747 (expand_int_movcc): Likewise.
10748 (expand_fp_movcc): Likewise.
10749 * i386-protos.h (ix86_expand_compare): New.
10750 * i386.md (andqi_?_slp, orqi_?_slp): New.
10751 (conditional trap expander): Update call to ix86_expand_compare.
10753 2001-01-14 Richard Henderson <rth@redhat.com>
10755 * config/vax/vax.md: Use nonimmediate_operand instead of
10756 general_operand in destinations.
10758 * config/vax/vax.md (indirect_jump): Use register_operand.
10760 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10761 * config/vax/vax.md (call_pop): Turn into an expander.
10762 (call_value_pop): Likewise.
10763 (call, call_value): New.
10765 2001-01-14 Andreas Jaeger <aj@suse.de>
10767 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10769 (ix86_fp_compare_mode): Add unused attribute.
10770 (ix86_expand_fp_movcc): Remove unused variable.
10771 (ix86_expand_builtin): Make fcode unsigned.
10773 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10774 (expand_expr): Add cast to avoid signed warning.
10775 (store_field): Likewise.
10776 (store_constructor_field): Likewise.
10777 (store_constructor): Likewise.
10778 (store_expr): Likewise.
10779 (clear_storage): Likewise.
10780 (emit_group_store): Likewise.
10781 (emit_group_load): Likewise.
10783 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10785 * c-common.c: Move format checking code to ...
10786 * c-format.c: ... here. New file. Reorder some functions and
10788 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10790 * c-common.h (decl_handle_format_attribute,
10791 decl_handle_format_arg_attribute): Declare.
10792 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10793 (c-common.o): Adjust dependencies.
10794 (c-format.o): New list of dependencies.
10796 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10798 * unroll.c (loop_iterations): If we cannot prove iteration variable
10799 is set once in each iteration, punt.
10801 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10803 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10804 (*strlenhi): Remove clobber (which was buggy) of output address.
10806 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10808 * Makefile.in (generated-manpages): Add gcc.1
10809 ($(srcdir)/gcc.1): New target.
10810 (maintainer-clean): Delete $(srcdir)/gcc.1.
10811 * gcc.texi: Add macros @gccoptlist and @gol.
10812 * invoke.texi: Include option summary in manpage. Mark up option
10813 summary with @gccoptlist and @gol. Use @r in one place where
10815 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10816 * gcc.1: Generate from invoke.texi.
10818 2001-01-13 Richard Henderson <rth@redhat.com>
10820 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10821 (struct page_entry): Add group member.
10822 (struct page_group): New.
10823 (struct globals): Add page_groups member.
10824 (alloc_anon): Only define for using mmap; remove valloc call.
10825 (page_group_index): New.
10826 (set_page_group_in_use): New.
10827 (clear_page_group_in_use): New.
10828 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10829 (free_page, release_pages): Likewise.
10830 * configure.in (with-gc): Default to ggc-page always.
10832 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10834 * reload1.c (replace_pseudos_in_call_usage): Use
10835 reg_equiv_constant and reg_equiv_address, and don't try
10836 regno_reg_rtx first.
10838 2001-01-13 Richard Henderson <rth@redhat.com>
10840 * ggc-page.c (alloc_page): Round up allocation size to one page.
10841 Set e->order on extra pages.
10843 2001-01-13 Richard Henderson <rth@redhat.com>
10845 * genrecog.c (nodes_identical): Expand commentary.
10846 (write_switch): Watch out for identical nodes.
10848 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10850 * cppfiles.c (_cpp_fake_include): New function.
10851 * cpphash.h (_cpp_fake_include): New.
10852 * cpplib.c (do_line): Call _cpp_fake_include when entering
10853 header files in preprocessed input.
10854 * cppmain.c (cb_pragma_implementation): Remove handling.
10855 (setup_callbacks): Don't register pragmas.
10857 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10859 * extend.texi: Udate for CPP.
10861 2001-01-13 Andreas Jaeger <aj@suse.de>
10863 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10865 * regmove.c: Add prototype for replace_in_call_usage.
10867 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10869 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10870 struct cpp_chunk, struct htab, struct toklist,
10871 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10872 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10873 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10874 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10875 (struct macro_args): Delete.
10876 * cpphash.h: See above.
10878 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10880 * cppmain.c (struct printer): Remove no_line_dirs.
10881 (options, cb): New.
10882 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10883 : Use options rather than CPP_OPTION.
10884 (setup_callbacks): Use cb rather than pfile->cb.
10885 (main): No need to check for a buffer. Use cpp_errors.
10886 (printer_init): Don't set no_line_dirs.
10887 (maybe_print_line): Use options not no_line_dirs.
10888 (cb_file_change): Don't call print_line if -P.
10890 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10892 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10894 * c-parse.in (finish_parse): Use cpp_errors.
10895 (__yylex): Use return value of cpp_pop_buffer.
10896 * cp/lex.c (finish_parse): Use cpp_errors.
10897 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10899 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10901 * README.AVR: URLs corrected.
10903 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10905 * c-decl.c (start_function): Don't warn if old prototype is builtin
10906 that's not in C's namespace.
10907 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10908 (_bb): Add prototype for ctime.
10909 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10911 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10913 * i386.c (ix86_fp_comparison_arithmetics_cost,
10914 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10915 ix86_fp_comparison_cost): New functions.
10916 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10917 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10918 two-branch sequences; make static.
10919 (ix86_use_fcomi_compare): Do decision according to the costs.
10920 (split_fp_branch): New.
10921 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10922 * i386-protos.h (ix86_expand_fp_compare): Remove
10923 (ix86_split_fp_branch): Declare.
10925 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10926 and ix86_comparison_operator.
10928 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10929 to make it cheaper.
10931 * i386.c (put_condition_code): Output properly the unordered/ordered
10932 compares in fp case.
10933 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10935 * tm.texi (REVERSE_CONDITION): Document.
10936 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10937 in -ffast-math mode.
10938 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10940 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10942 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10944 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10947 * config/sh/sh.c (mova_p): Fix test for mova_const.
10949 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10951 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10952 cpp_get_options rather than dereferencing pfile and using
10954 * scan-decls.c (scan_decls): Use return value of
10955 cpp_pop_buffer rather than CPP_BUFFER.
10957 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10959 * cppinit.c (cpp_handle_option): help_only is now part of the
10960 cpp_options structure.
10961 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10962 cpp_set_callbacks): New functions.
10963 * cpplib.h (cpp_callbacks): Break out as a named structure.
10964 (cpp_options): Move help_only here from cpp_reader.
10965 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10966 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10967 cpp_set_callbacks): New prototypes.
10968 * cppmain.c (main): Update for help_only.
10970 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10972 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10973 Also build and remove and install and uninstall c-tree.info and
10975 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10976 ($(srcdir)/cppinternals.info): New target.
10977 * c-tree.texi: Change file name used when makeinfo used without -o
10978 from ir.info to c-tree.info. Add info directory entry.
10979 * cppinternals.texi: Add info directory entry.
10980 * .cvsignore: Update.
10982 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10984 * c-typeck.c (store_init_value): Don't require constant initializer
10985 elements with -pedantic -std=c99.
10986 (digest_init): Change error about non-constant initializer elements
10988 (constructor_range_end): Remove.
10989 (constructor_incremental, designator_depth,
10990 designator_errorneous): New variables.
10991 (struct constructor_stack): Remove range_end, add incremental.
10992 (struct constructor_range_stack, constructor_range_stack): New.
10993 (struct initializer_stack): Add constructor_range_stack.
10994 (finish_init): Set it.
10995 (start_init): Likewise. require_constant_elements for non-static
10996 trees only if not flag_isoc99.
10997 (really_start_incremental_init): Remove constructor_range_end, add
10998 constructor_incremental.
10999 (pop_init_level): Likewise.
11000 (push_init_level): Likewise. If implicit and the subobject had some
11001 value set already, preinitialize the level with it.
11002 Warn about missing braces only if not pushing due to designators.
11003 (set_designator, push_range_stack): New functions.
11004 (set_init_label): Use them.
11005 (set_init_index): Likewise. Remove constructor_range_end.
11006 Error if designator index is outside of array bounds.
11007 (add_pending_init): Compare values of purpose index trees, not the
11008 trees themselves. Allow overwriting of already initialized element.
11009 Issue a warning if it had side-effects.
11010 (set_nonincremental_init, set_nonincremental_init_from_string): New
11012 (pending_init_member): Rename to...
11013 (find_init_member): ...this function. Call set_nonincremental_init
11014 if necessary. Compare values of purpose index trees, not the trees
11015 themselves. Return the actual value, not just non-zero if something
11017 (output_init_element): Remove checks for duplicates.
11018 If field has zero size, only check the initializer for correctness.
11019 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11020 if constructor_incremental is zero. Change error about initializers
11021 not computable at load time into pedwarn.
11022 (output_pending_init_elements): Compare bit positions, not
11023 FIELD_DECLs to take into account zero-sized fields.
11024 (process_init_element): Use constructor_range_stack to fill all
11025 ranges in the designator lists from current level up.
11026 * extend.texi: Update documentation for labeled elements.
11028 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11030 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11031 to function usage for arguments passed by reference. Optimize
11032 callee-copied arguments.
11033 * regmove.c (replace_in_call_usage): New function.
11034 (fixup_match_1): Call it.
11035 * cse.c (cse_insn): Canonicalize registers in function usage.
11036 * reload1.c (replace_pseudos_in_call_usage): New function.
11039 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11042 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11044 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11047 2001-01-12 DJ Delorie <dj@redhat.com>
11049 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11050 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11053 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11055 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11056 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11057 -std options alongside references to -ansi. Update some
11058 documentation for C99.
11059 * cpp.1: Regenerate.
11061 2001-01-12 Andreas Jaeger <aj@suse.de>
11063 * haifa-sched.c (restore_line_notes): Remove argument block B
11065 * sched-ebb.c (schedule_ebb): Change caller.
11066 * sched-rgn.c (schedule_region): Likewise.
11067 * sched-int.h (restore_line_notes): Adjust prototype.
11069 * loop.h: Remove wrong declaration of doloop_condition_get.
11071 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11073 * extend.texi: Move C++-extension-related node from the C section
11074 into the C++ section.
11076 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11078 * extend.texi: Refer to an array of pointers to functions instead
11079 of one of functions.
11081 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11082 Jan Hubicka <jh@suse.cz>
11084 * combine.c (reversed_comparison): Fix typo in last patch.
11086 (combine_reversed_comparison_code): Make static to follow
11087 prototype declaration.
11089 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11091 * install.texi: Remove misplaced duplicate entry.
11093 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11095 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11097 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11099 * final.c: (leaf_function_p): Fix typo.
11101 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11103 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11104 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11106 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11107 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11108 mmap_anon, and valloc is available.
11109 * ggc-page.c: Restructure ifdef logic to match new autoconf
11110 spec. Don't throw away the test page in init_ggc.
11112 * configure, config.in: Regenerate.
11114 2001-01-12 Michael Hayes <mhayes@redhat.com>
11116 * loop.h (total_biv_increment): Constify iv_class pointer.
11117 (struct induction): Replace `mem_mode' with `mem' rtx.
11118 * unroll.c (total_biv_increment): Constify iv_class pointer.
11119 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11120 (find_mem_givs, combine_givs_p): Likewise.
11121 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11123 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11125 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11127 (__gthread_getspecific): Ditto.
11129 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11131 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11132 put_condition_code): Convert fp comparison codes to integer
11134 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11137 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11138 * i386-protos.h (no_comparison_operator): Kill.
11140 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11142 * combine.c (REVERSIBLE_CC_MODE): Remove.
11143 (reversible_comparison_p): Remove.
11144 (combine_reversed_comparison_code): New.
11145 (reversed_comparison): New.
11146 (combine_simplify_rtx): Use
11147 combine_reversed_comparison_code/reversed_comparison instead
11148 of reversible_comparison_p.
11149 (simplify_if_then_else): Likewise.
11150 (simplify_set): Likewise.
11151 (simplify_logical): Likewise.
11152 (if_then_else_cond): Likewise.
11153 (known_cond): Likewise.
11154 (simplify_comparison): Likewise.
11156 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11158 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11159 sizeof (int) is larger than sizeof(__word__).
11161 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11163 * cppinit.c (do_includes): Fix typo.
11165 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11167 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11168 in S_REGS does not occur because not all sources are possible
11169 when a S_REGS is a destination (sometimes needs a clobber).
11170 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11171 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11172 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11173 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11174 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11175 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11176 (lshrdi_const1, lshrsi3_const16): Likewise.
11177 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11178 (*movhi_68hc12, *movqi_68hc12): Likewise.
11179 (movstrictqi): Make sure reloading in D_REGS as a destination
11182 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11184 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11186 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11188 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11189 -D, -U and -A, and don't initialize the builtins.
11190 (do_includes): Error if -include or -imacros with -fpreprocessed.
11191 * cppmain.c (cb_define, cb_undef): Unconditionally process
11193 * tradcpp.c (main): Fix typo.
11195 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11197 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11198 (read_name_map): Use IS_ABSOLUTE_PATH.
11199 * tradcpp.c (get_filename): Likewise.
11201 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11203 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11204 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11205 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11206 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11207 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11208 (cmphi_z_used): Don't use '@' for the output.
11209 (tstqi_z_used): Likewise.
11210 (cmpqi_z_used): Likewise.
11211 (one_cmplsi2): Likewise.
11213 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11215 * config/sh/sh.c (barrier_align): Recognize branch around far
11216 branch and redundant insn.
11218 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11220 * invoke.texi: Restore documentation of the drivers' switches -MD
11223 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11225 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11227 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11228 check-objc//%): Support parallel testing of multilibs.
11229 (TESTSUITEDIR): Set to testsuite by default, but override for
11231 (check-gcc, check-g++, check-g77, check-objc): Enter
11234 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11236 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11237 * sched-deps.c (deps_may_trap_p): Likewise.
11238 * basic-block.h: Remove a comment.
11239 * flow.c (PROP_POSTRELOAD): Remove.
11240 (update_life_info): Don't add it to prop_flags.
11241 (mark_set_1): Lose the code that was enabled by it.
11243 2001-01-11 Michael Hayes <mhayes@redhat.com>
11245 * flow.c (flow_call_edges_add): New.
11246 * basic_block.h (flow_call_edges_add): New.
11248 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11250 * reload1.c (move2add_note_store): Update reg_set_luid even if
11251 base reg remains the same.
11253 2001-01-10 Nick Clifton <nickc@redhat.com>
11255 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11256 machine_function structure to zero.
11257 Add prototypes for machine_status functions.
11259 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11261 * c-common.h (CTI_VOID_LIST): Remove.
11262 (void_list_node): Likewise.
11263 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11264 (void_list_node): New macro.
11265 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11266 * config/i386/i386.c (ix86_init_builtins): Likewise.
11267 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11269 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11271 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11272 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11274 * tradcpp.c: Include mkdeps.h.
11275 (deps, print_deps_phony_targets, deps_append, output_deps,
11276 init_dependency_output, output_deps): New.
11277 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11278 deps_output): Delete.
11279 (print_deps_missing_files): Rename deps_missing_files.
11280 (inhibit_output): Make global.
11281 (main): Delete inhibit_output, deps_stream, deps_target.
11282 Use mkdeps functionality in the same way as cpplib. Remove
11283 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11284 -M and -MM. Remove old handling of deps via deps_out, and
11285 old reading of environment variables.
11286 (get_filename): Update to use deps_add_dep.
11288 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11290 * output.h (make_function_rtl): Remove prototype.
11291 (make_decl_rtl): Likewise.
11292 * varasm.c (make_function_rtl): Remove.
11293 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11294 than from a third parameter.
11295 * tree.h (make_decl_rtl): Remove last parameter.
11296 * c-decl.c (builtin_function): Remove last argument in call to
11297 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11298 (start_function): Likewise.
11299 * except.c (call_get_eh_context): Likewise.
11300 * expr.c (emit_block_move): Likewise.
11301 (clear_storage): Likewise.
11302 * profile.c (output_func_start_profiler): Likewise.
11303 * toplev.c (rest_of_decl_compilation): Likewise.
11304 * objc/objc-act.c (create_builtin_decl): Likewise.
11305 (synth_module_prologue): Likewise.
11306 (generate_static_reference): Likewise.
11307 (build_selector_reference_decl): Likewise.
11308 (build_class_reference_decl): Likewise.
11309 (build_objc_string_decl): Likewise.
11310 (build_protocol_reference): Likewise.
11312 2001-01-10 Richard Henderson <rth@redhat.com>
11314 * hwint.h: Revert yesterday's change.
11316 2001-01-10 Nick Clifton <nickc@redhat.com>
11318 * function.h (save_machine_status): Delete.
11319 (restore_machine_status): Delete.
11320 Amend comment describing {init|mark|free}_machine_status.
11322 * function.c (save_machine_status): Delete.
11323 (restore_machine_status): Delete.
11324 Amend comment describing {init|mark|free}_machine_status.
11325 (push_function_context_to): Remove invocation of
11326 save_machine_status.
11327 (pop_function_context_from): Remove invocation of
11328 restore_machine_status.
11330 * emit-rtl.c (init_emit_once): Amend comment describing
11331 {init|mark|free}_machine_status.
11333 * tm.texi (Per-Function Data): New node. Describe the
11334 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11337 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11339 * cppinit.c (OPT_g): Remove.
11340 (cpp_handle_option): Update for removed -g3.
11341 (print_help): Update.
11342 * cpplib.h (struct cpp_options): Remove debug_output.
11343 * cppmain.c (setup_callbacks, cb_define): Update.
11344 * gcc.c (cpp_options): Translate -g3 to -dD.
11346 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11348 * config/i960/i960.md: Change modifier to + on the zero_extract
11349 pattern after the (rotate -2 reg) canonicalization pattern.
11351 2001-01-10 Richard Henderson <rth@redhat.com>
11353 * config/alpha/alpha.c (alpha_free_machine_status): New.
11354 (override_options): Install it.
11355 (alpha_mark_machine_status): Verify machine non-null.
11356 * config/i386/i386.c (ix86_free_machine_status): New.
11357 (override_options): Install it.
11358 (ix86_init_machine_status): Use xcalloc.
11359 (ix86_mark_machine_status): Verify machine non-null.
11360 * config/ia64/ia64.c (ia64_free_machine_status): New.
11361 (ia64_override_options): Install it.
11362 (ia64_mark_machine_status): Verify machine non-null.
11364 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11366 * function.c (instantiate_virtual_regs): Instantiate virtual
11367 registers found in CALL_INSN_FUNCTION_USAGE.
11369 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11371 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11372 equivalent to -ansi in disabling -Di386.
11374 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11376 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11378 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11380 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11382 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11384 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11386 * invoke.texi: Document that -fcond-mismatch isn't supported for
11389 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11391 * gcc.texi: Define macro gcctabopt.
11392 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11393 @command, @env and @option in some places where appropriate. Use
11394 @gcctabopt where appropriate. Put URLs and email addresses inside
11397 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11399 * gcc.c (cpp_options): Set MD file name from output
11400 filename, if specified.
11401 (suffix_subst): New static variable.
11402 (do_spec): Clear it.
11403 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11405 (give_switch): Handle suffix_subst.
11407 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11409 * invoke.texi: Fix another typo.
11411 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11413 * invoke.texi: Fix typo.
11415 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11417 * c-lang.c (lang_hooks): Update.
11418 (lang_decode_option): Remove.
11419 (lang_init_options): Rename c_init_options.
11420 * toplev.c (main): Use lang_hooks for lang_init_options
11421 and lang_decode_option.
11422 * toplev.h (lang_hooks): Add 2 new hooks.
11423 * tree.h: Remove lang_init_options and lang_decode_option.
11424 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11425 * cp/decl2.c: Similarly.
11426 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11427 (lang_hooks): Update.
11428 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11430 (lang_init_options): Rename ffe_init_options.
11431 (lang_hooks): Update.
11432 (lang_decode_option): Remove.
11433 * java/lang.c (lang_init_options): Rename java_init_options.
11434 (lang_decode_option): Rename java_decode_option.
11435 (lang_hooks): Update.
11436 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11437 (lang_decode_option): Rename objc_decode_option.
11438 (lang_hooks): Update.
11440 2001-01-09 Nick Clifton <nickc@redhat.com>
11442 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11443 (d30v_return_addr_rtx): Delete.
11444 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11445 cfun->machine structure.
11446 (struct machine_function): Move to d30v.h
11447 (d30v_save_machine_status): Delete.
11448 (d30v_restore_machine_status): Delete.
11449 (d30v_init_machine_status): New Function.
11450 (d30v_mark_machine_status): New Function.
11451 (d30v_free_machine_status): New Function.
11452 (d30v_init_expanders): Use new functions.
11453 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11454 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11455 d30v_return_addr_rtx.
11457 * config/d30v/d30v.h (struct_machine): Move here.
11458 Add eh_epilogue_sp_ofs field.
11460 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11461 field in cfun->machine structure.
11463 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11465 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11466 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11467 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11469 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11471 * objc/lang-options.h: Remove bogus reference to
11474 2001-01-09 Kazu Hirata <kazu@hxi.com>
11476 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11479 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11481 * reload.c (find_reloads_address): Check for eliminable registers
11482 when substituting a constant expression for a pseudo.
11484 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11486 * c-common.c (enum format_type): Add format_type_error.
11487 (decode_format_type): New function.
11488 (decl_attributes): Use it.
11489 (format_kind_info): Adjust comment.
11491 2001-01-09 David O'Brien <obrien@BSDi.com>
11493 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11494 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11496 * config/i386/gnu.h: Don't include required platform specific .h files,
11497 tm.h will do it instead.
11498 * config/i386/i386elf.h: Likewise.
11499 * config/i386/linux.h: Likewise.
11500 * config/i386/moss.h: Likewise.
11501 * config/mips/gnu.h: Likewise.
11503 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11505 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11506 (rs6000-ibm-aix3.[01]*): Likewise.
11507 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11508 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11509 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11510 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11511 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11512 (powerpc-*-eabiaix*): Likewise.
11513 (powerpc-*-eabisim*): Likewise.
11514 (powerpc-*-elf*): Likewise.
11515 (powerpc-*-eabi*): Likewise.
11516 (powerpc-*-rtems*): Likewise.
11517 (powerpc-*-linux*libc1): Likewise.
11518 (powerpc-*-linux*): Likewise.
11519 (powerpc-wrs-vxworks*): Likewise.
11520 (powerpcle-wrs-vxworks*): Likewise.
11521 (powerpcle-*-sysv*): Likewise.
11522 (powerpcle-*-elf*): Likewise.
11523 (powerpcle-*-eabisim*): Likewise.
11524 (powerpcle-*-eabi*): Likewise.
11525 (powerpcle-*-solaris2*): Likewise.
11526 * config/rs6000/aix31.h: Delete includes.
11527 * config/rs6000/aix3newas.h: Likewise.
11528 * config/rs6000/aix41.h: Likewise.
11529 * config/rs6000/aix43.h: Likewise.
11530 * config/rs6000/beos.h: Likewise.
11531 * config/rs6000/rtems.h: Likewise.
11532 * config/rs6000/sysv4.h: Likewise.
11534 2001-01-09 Kazu Hirata <kazu@hxi.com>
11536 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11537 Change an argument mode of machine_mode to shift_mode of
11538 shift_mode. Remove an extra error check.
11539 (emit_a_shift): Adopt to the new calling prototype of
11541 (function_prologue): Fix code for a monitor
11542 function. Support H8/S.
11543 (function_epilogue): Do not output pop for a monitor function.
11545 2001-01-09 Nick Clifton <nickc@redhat.com>
11547 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11548 (setup_incoming_varargs): Use sysv_varargs_p field of the
11549 cfun->machine structure.
11550 (struct machine_function): Move to rs6000.h
11551 (rs6000_save_machine_status): Delete.
11552 (rs6000_restore_machine_status): Delete.
11553 (rs6000_init_machine_status): New Function.
11554 (rs6000_free_machine_status): New Function.
11555 (rs6000_init_expanders): Use new functions.
11557 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11559 (struct machine_function): Move here.
11561 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11562 sysv_varargs_p field of the cfun->machine structure.
11564 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11566 (rs6000_restore_machine_status): Remove prototype.
11568 2001-01-09 Richard Henderson <rth@redhat.com>
11570 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11571 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11572 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11573 (sched_analyze_2, sched_analyze_insn): Likewise.
11574 (sched_analyze, init_deps): Likewise.
11575 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11576 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11577 (compute_block_backward_dependences): Update propagate_deps call.
11579 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11581 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11583 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11585 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11586 (cpp_handle_option): Handle them.
11587 (cpp_post_options): Ensure one of -M or -MM is specified with
11588 any other -M? option.
11589 (init_dependency_output): Suppress output with -MG.
11591 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11593 * cpp.texi: Update.
11594 * invoke.texi: Update.
11596 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11598 * sh.md (reload_outsf): Generate recognizable patterns for
11601 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11603 * c-lang.c (lang_hooks): Update.
11604 (lang_init): Rename c_init.
11605 (lang_finish): Remove.
11606 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11607 and lang_finish ().
11608 * toplev.h (lang_hooks): Add init () and finish ().
11609 * tree.h (lang_init, lang_finish): Remove.
11610 * cp/tree.h (lang_init, lang_finish): Remove.
11611 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11612 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11614 (lang_init, lang_finish): Remove.
11615 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11616 (lang_hooks): Update.
11617 * java/lang.c (lang_init): Rename java_init.
11618 (lang_finish): Remove.
11619 (lang_hooks): Update.
11620 * objc/objc-act.c (lang_init): Rename objc_init.
11621 (lang_finish): Remove.
11622 (lang_hoooks): Update.
11624 20001-01-09 Graham Stott <grahams@redhat.com>
11626 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11627 after `ptr` is initialised.
11629 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11631 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11632 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11633 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11634 stack adjusts, instead of r3.
11636 2001-01-09 Michael Hayes <mhayes@redhat.com>
11638 * flow.c (flow_loop_scan): Break out of ...
11639 (flow_loops_find) ... here.
11640 * basic-block.h (flow_loop_scan): New.
11641 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11642 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11644 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11646 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11648 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11649 realloc()ing macro_buffer.
11651 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11652 if it's wider than long and the target's long is wider than the
11655 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11657 Remove support for using UWIN as a host machine.
11658 * configure.in: Issue an error message.
11659 * configure: Regenerated.
11660 * config.gcc: Remove xm_* UWIN configury.
11661 * config/i386/xm-uwin.h: Remove.
11663 2001-01-08 Nick Clifton <nickc@redhat.com>
11665 * config/v850/v850.c (ra_rtx): Delete.
11666 (v850_save_machine_status): Delete.
11667 (v850_restore_machine_status): Delete.
11668 (v850_init_machine_status): New function.
11669 (v850_mark_machine_status): New function.
11670 (v850_free_machine_status): New function.
11671 (v850_return_addr): Use ra_rtx field in machine structure.
11672 (v850_init_expanders): Use new functions.
11674 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11675 * config/v850/v850.c: Change arguments to v850_output+* functions
11676 to take a const char *, to avoid compile time warning.
11677 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11678 (USER_LABEL_PREFIX): Redefine.
11680 2000-01-08 Jim Wilson <wilson@redhat.com>
11682 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11683 1 to unsigned HOST_WIDE_INT before left shift.
11685 2001-01-08 Nick Clifton <nickc@redhat.com>
11687 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11688 the machine structure has been allocated.
11689 (arm_free_machine_status): New function: Free the machine
11690 specific function structure.
11692 2001-01-08 Richard Henderson <rth@redhat.com>
11694 * jump.c (simplejump_p): Revert last change.
11696 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11698 * cppinit.c (init): Rename init_library.
11699 (cpp_create_reader): Update.
11700 * gcc.c (cpp_options): If -o given, use it as the target of
11703 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11705 * arm.c (arm_arch5e): New variable.
11706 (all_cores): XScale is a 5TE device.
11707 (arm_override_options): Set arm_arch5e.
11708 (arm_init_builtins): __builtin_prefetch is in arch5e.
11709 * arm.h (arm_arch5e): Declare it.
11711 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11713 * arm.md (define_constants): Add defines for UNSPEC and
11714 UNSPEC_VOLATILE insns. Update all users.
11715 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11716 * arm.c (multi_register_push, note_invalid_constants)
11717 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11718 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11719 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11721 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11723 * jump.c (jump_optimize_1): Use reversed_comparison_code
11724 instead of can_reverse_comparison_p.
11725 (jump_back_p): Likewise.
11726 (invert_exp_1): Likewise.
11727 (thread_jumps): Likewise.
11728 * simplify-rtx.c (simplify_unary_operation): Likewise.
11729 (simplify_ternary_operation): Likewise.
11730 * cse.c (find_comparison_args): Convert to use
11731 can_reverse_comparison_p.
11732 (record_jump_equiv): Likewise.
11734 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11736 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11737 (EPILOGUE_USES): Define.
11738 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11739 automatically stack the LR if it isn't live.
11741 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11743 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11746 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11748 * ggc-page.c (max_alignment): New structure.
11749 (MAX_ALIGNMENT): New macro.
11750 (init_ggc): Use it to round up the sizes in the
11751 extra_order_size_table.
11753 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11755 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11758 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11760 * builtins.def (BUILT_IN_FPRINTF): New entry.
11762 * c-common.c (c_expand_builtin_fprintf): New function.
11763 (init_function_format_info): Handle __builtin_fprintf.
11764 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11765 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11767 * c-decl.c (duplicate_decls): Adjust comment.
11769 * extend.texi (fprintf): Document new builtin.
11771 2001-01-07 Richard Henderson <rth@redhat.com>
11773 * jump.c (simplejump_p): Recognize any single_set jump
11774 of the proper form.
11776 2001-01-07 Richard Henderson <rth@redhat.com>
11778 * configure.in (slibdir): Accept an --with-slibdir option.
11779 Use "test" not "[" in configure. Default to $(libdir).
11781 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11783 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11784 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11785 (SHLIB_LINK): Create links for the soname.
11786 * config/mips/t-iris6: Likewise.
11787 * config/sparc/t-slibgcc: Likewise.
11788 * config/sparc/t-slibgcc-sld: Likewise.
11790 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11792 * config/i386/i386.c (constant_call_address_operand): Accept
11793 (const (plus (symbol_ref) (const_int))).
11794 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11795 constant_call_address_operand.
11797 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11799 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11800 and LONG_LONG_TYPE_SIZE > 32.
11802 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11804 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11805 the previous change.
11807 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11809 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11811 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11812 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11813 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11816 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11818 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11820 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11822 * c-lang.c (c_post_options): Call cpp_post_options.
11823 * objc/objc-act.c (objc_post_options): Similarly.
11824 * cppmain.c (main): Similarly.
11825 * fix-header.c (read_scan_file): Similarly.
11826 * cppinit.c (cpp_start_read): Move option consistency checks
11827 to cpp_post_options. Don't call init_dependency_output.
11828 If needed, add default target and main file dependency.
11829 (OPT_MD, OPT_MMD): Remove.
11831 (cpp_handle_option): Update for OPT_* changes.
11832 (cpp_post_options): New.
11833 (init_dependency_output): Command line -MF overrides environment
11834 variables. Don't set default target etc. Suppress output
11835 if dependencies are going to stdout.
11836 (print_help): Update.
11837 * cpplib.h (cpp_post_options): New.
11838 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11840 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11842 * jump.c (comparison_dominates_p): Support unordered compares.
11844 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11846 * simplify-rtx.c (simplify_relational_operation): Always simplify
11847 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11850 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11852 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11853 (nonzero_bits): Likewise.
11854 (simplify_comparison): Likewise.
11855 (num_sign_bit_copies): Likewise; return more sane value depending
11856 on STORE_FLAG_VALUE.
11857 (known_cond): Do not assume EQ to be always true for equivalent
11860 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11862 * cse.c (fold_rtx): Handle unordered comparisons.
11864 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11866 * rtlanal.c (set_of_1): New static function.
11867 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11868 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11869 reg_set_last_last_regno): Remove.
11870 (set_of): New global function.
11871 (set_of_data): New structure.
11872 (reg_set_p, reg_set_last): Revamp for set_of.
11873 * rtl.h (set_of): New.
11875 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11877 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11878 * extend.texi: Document _Exit builtin.
11880 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11882 * (initialize, initialize_builtins,
11883 initialize_dependency_output, initialize_standard_includes):
11884 Rename s/initialize/init. Update.
11885 (init_dependency_output): Move to after
11886 cpp_handle_options, the correct location temporally at least.
11887 (opt_comp): Move next to init (), its caller. Fix prototype.
11888 (init): Make "initialized" local scope.
11889 (cpp_create_reader): Always call init ().
11890 (cpp_start_read): Update.
11891 (output_deps): New function, broken out of cpp_finish.
11892 (cpp_finish): Break out output_deps.
11894 2001-01-07 Richard Henderson <rth@redhat.com>
11896 * collect2.c (COFF specific stuff): Revert 12-06 patch
11897 to prototype system functions.
11899 2001-01-07 Michael Hayes <mhayes@redhat.com>
11901 * hard-reg-set.h: Add multiple include guard.
11902 * basic-block.h (struct loop): Add `sink' field.
11903 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11904 (emit_iv_add_mult): Delete.
11905 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11906 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11907 (unroll_loop): Remove end_insert_before argument.
11908 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11909 (maybe_eliminate_biv_1): Likewise.
11910 (emit_iv_add_mult): Delete.
11911 (gen_add_mult, loop_regs_update): New.
11912 (loop_insn_emit_after, loop_insn_emit_before): New.
11913 (loop_insn_sink, loop_insn_sink_or_swim): New.
11914 (emit_iv_add_mult): Delete.
11915 (scan_loop): Set loop->sink.
11916 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11917 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11918 (maybe_eliminate_biv_1): Likewise.
11919 (maybe_eliminate_biv_1): Add basic block argument.
11920 * unroll.c (unroll_loop): Remove end_insert_before argument.
11921 (find_splittable_regs): Likewise.
11922 (find_splittable_regs): Use loop_insn_sink and its ilk.
11923 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11925 2001-01-07 Michael Hayes <mhayes@redhat.com>
11927 * loop.h (loop_insn_hoist): New prototype.
11928 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11929 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11930 (check_dbra_loop, load_mems): Likewise.
11931 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11932 (find_splittable_givs): Likewise.
11934 2001-01-07 Michael Hayes <mhayes@redhat.com>
11936 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11938 2001-01-07 Richard Henderson <rth@redhat.com>
11940 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11942 2001-01-07 Richard Henderson <rth@redhat.com>
11944 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11945 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11946 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11947 variant that handles a shared libgcc.
11948 (process_command): Always validate -{static,shared}-libgcc.
11949 (do_spec_1): New 'M' case.
11950 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11952 2001-01-07 Richard Henderson <rth@redhat.com>
11954 * Makefile.in (slibdir): New variable.
11955 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11956 (installdirs): Create slibdir.
11957 (install-libgcc, install-multilib): Defer to libgcc.mk.
11958 * configure.in (slibdir): Substitute.
11959 * mklibgcc.in (install): New target.
11961 * config/t-linux (SHLIB_LINK): Create links for the soname.
11962 (SHLIB_INSTALL): New.
11963 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11964 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11965 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11966 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11967 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11969 2001-01-07 Richard Henderson <rth@redhat.com>
11971 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11972 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11973 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11975 2001-01-07 Michael Hayes <mhayes@redhat.com>
11977 * loop.c (count_loop_regs_set): Delete.
11978 (load_mems_and_recount_loop_regs_set): Delete.
11979 (loop_regs_scan): Merge common code from count_loop_regs_set,
11980 scan_loop, and load_mems_and_recount_loop_regs_set.
11981 (scan_loop): Call load_mems directly and loop_regs_scan
11982 again if new registers created.
11984 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11986 * toplev.c (main): Call the front-end specific post_options
11987 hook if one is given.
11988 * toplev.h (struct_lang_hooks, lang_hooks): New.
11989 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11990 for the C front end.
11991 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11992 lang_hooks for the C++ front end.
11993 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11994 lang_hooks for the ObjC front end.
11995 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11996 * java/lang.c (lang_hooks): Hooks for the Java front end.
11998 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12000 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12001 for verbose DWARF[2] debugging.
12002 (cb_define, cb_undef): The new callbacks.
12003 * toplev.h (debug_define, debug_undef): Make const correct.
12004 * toplev.c (debug_define, debug_undef): Similarly. Do not
12005 perform the verbosity tests here anymore.
12007 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12009 * reload.c (subst_reloads): Take INSN argument. When
12010 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12011 * reload.h (subst_reloads): Adjust prototype.
12012 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12013 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12014 present in JUMP_INSNs and copy them to JUMP_LABEL.
12015 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12016 JUMP_INSNs and insns with REG_LABELs that are followed by
12017 JUMP_INSNs with the same REG_LABEL.
12018 * sched-rgn.c (is_cfg_nonregular): Likewise.
12019 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12021 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12023 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12025 2001-01-06 Richard Henderson <rth@redhat.com>
12027 * loop.c (scan_loop): Use xcalloc for the regs array.
12028 (load_mems_and_recount_loop_regs_set): Zero the new memory
12029 received from xrealloc.
12031 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12033 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12035 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12037 * integrate.c (copy_rtx_and_substitute): When copying
12038 an ignored return value, strip REG_FUNCTION_VALUE_P.
12040 2001-01-06 Michael Hayes <mhayes@redhat.com>
12042 * loop.c (debug_biv, debug_giv): New.
12043 (loop_biv_dump): Break out from ...
12044 (record_biv): ... here.
12045 (loop_giv_dump): Break out from ...
12046 (record_giv): ... here.
12047 (loop_bivs_check): Use print_simple_rtl.
12048 * unroll.c (loop_iterations): Use print_simple_rtl.
12050 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12052 * pa.md (return, return_internal): Modify patterns to prevent regrename
12053 mucking with the return pointer.
12055 2001-01-05 Richard Henderson <rth@redhat.com>
12057 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12059 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12061 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12062 version supplied by Matteo Frigo.
12064 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12066 * cpp.texi: Update for -MQ.
12067 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12068 (cpp_cleanup): Always free pfile->deps.
12069 (initialize_dependency_output): Don't create pfile->deps.
12070 (cpp_handle_option): Similarly.
12072 * gcc.c (cpp_options): Handle -MQ.
12073 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12074 * mkdeps.c (base_name): Remove.
12075 (deps_init): Don't allocate vector space until it's needed.
12076 (deps_free): Only free vectors if allocated.
12077 (deps_add_target, deps_add_dep): Update for initial allocation.
12078 (deps_add_default_target): Don't strip to the base_name.
12080 2001-01-05 DJ Delorie <dj@redhat.com>
12082 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12083 (INIT_EXPANDERS): Define.
12085 * config/v850/v850.c (struct machine_function): Define.
12086 (v850_save_machine_status): New function.
12087 (v850_restore_machine_status): New function.
12088 (v850_return_addr): New function.
12089 (v850_init_expanders): New function.
12091 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12092 and v850_init_expanders.
12094 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12096 * cpplib.h (struct cpp_reader): Add help_only field.
12097 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12098 (cpp_handle_option): Set pfile->help_only if we see -h,
12099 --help, -target-help, or --version. Print version string but
12100 do not set help_only if we see -v or -version. Make text
12101 printed by -v match that printed by (-)-version.
12103 * cppmain.c (main): Exit after option parsing if
12104 pfile->help_only is true.
12106 * toplev.c (independent_decode_option): Call print_version,
12107 then exit, if we see --version (but not -version).
12108 (print_version): Split lengthy message into two lines.
12110 2001-01-05 Nick Clifton <nickc@redhat.com>
12112 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12113 temporary string for initialisation before calling ggc_alloc_string.
12115 2001-01-06 Michael Hayes <mhayes@redhat.com>
12117 * rtl.h (print_simple_rtl): New.
12118 * print-rtl.c (print_simple_rtl): New.
12119 (flag_simple): New.
12120 (print_rtx): Disable printing of flags and modes, etc.,
12121 if `flag_simple` nonzero.
12123 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12125 * function.c (fixup_var_refs): Use push_to_full_sequence where
12128 2001-01-05 Michael Meissner <meissner@redhat.com>
12130 * flags.h (flag_reorder_blocks): Add declaration.
12131 (flag_rename_block): Ditto.
12133 2001-01-05 DJ Delorie <dj@redhat.com>
12135 * function.c (reorder_blocks): Make sure the flags are all reset
12136 before using them to mark blocks, else a second invocation will
12137 corrupt the block chain.
12138 (reorder_blocks_0): New, resets the flags.
12140 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12142 * cse.c (find_comparison_args): Stop if the argument is known to
12145 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12147 * config/sh/sh.md (movdf): When splitting load into pair of
12148 registers, don't clobber the register used in the address too
12151 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12153 * varasm.c (mark_constant_pool): Improve initial comments.
12154 (mark_constants): Move marking of constants to mark_constant.
12155 (mark_constant): New function to recursively mark all constants
12156 referred to by a constant.
12158 2001-01-05 Catherine Moore <clm@redhat.com>
12160 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12162 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12164 * cp/lang-options.h: Bring comment in line with reality.
12165 * f/lang-options.h: Likewise.
12166 * java/lang-options.h: Likewise.
12167 * objc/lang-options.h: Likewise.
12168 * ch/lang-options.h: Likewise.
12169 * f/g77.texi: And update the manual.
12171 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12172 Denis Chertykov <denisc@overta.ru>
12174 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12175 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12176 * config/avr/avr.md (all peepholes that request a scratch register):
12177 Call it, FAIL the peephole if not safe (in interrupt functions).
12179 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12181 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12183 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12185 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12187 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12188 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12189 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12190 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12191 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12193 * extend.texi: Document these builtins.
12195 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12197 * c-common.c (lang_get_alias_set): Say we know nothing of
12198 VECTOR_TYPE aliasing.
12200 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12202 2001-01-05 Bruce Korb <bkorb@gnu.org>
12204 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12205 their x* equivalent versions for atexit-less systems
12206 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12207 systems (or any other system any more).
12209 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12211 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12212 output operands. Use arm_hard_register_operand for operand 4.
12213 (stmsi_postinc): Similarly.
12214 (ldmsi): Use arm_hard_register_operand for opernand 2.
12215 (stmsi): Similarly.
12216 * arm.c (arm_hard_register_operand): New function.
12217 * arm-protos.h (arm_hard_register_operand): Prototype it.
12219 * arm.h (HARD_REGNO_RENAME_OK): Define.
12221 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12223 * simplify-rtx.c (cfc_args): add "unordered" field.
12224 (check_fold_consts): Set unordered field.
12225 (simplify_relational_operation): Simplify the unordered
12228 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12231 * emit-rtl.c (try_split): Fix code to mark labels.
12232 * jump.c (mark_jump_label): Make global.
12233 * rtl.h (mark_jump_label): Declare.
12235 * predict.c (estimate_probability): Handle unordred comparisons.
12237 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12239 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12240 * cppinit.c (initialize_dependency_output): Update.
12241 (cpp_finish): Output dummy targets for -MP.
12243 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12244 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12245 * gcc.c (cpp_options): Update to handle -MP.
12246 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12247 to quote only the default target.
12248 (deps_phony_targets): Insert a preceding newline. Rename from
12249 deps_dummy_targets for consistency.
12252 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12254 * calls.c (emit_library_call_value_1): Support
12255 INIT_CUMULATIVE_LIBCALL_ARGS.
12256 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12258 2001-01-04 Richard Henderson <rth@redhat.com>
12260 * c-decl.c (finish_struct): Detect flexible array members
12261 used in an inappropriate context.
12262 * c-typeck.c (really_start_incremental_init): Special case
12263 constructor_max_index for zero length arrays.
12264 (pop_init_level): Allow initialization of flexible array
12265 members. Deprecate initialization of zero length arrays.
12266 Don't issue missing initializer warning for flexible array
12267 members or zero length arrays.
12268 (process_init_element): Don't dereference null DECL_SIZE.
12269 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12270 Don't abort for empty constructors. Use size_binop
12271 (output_constructor): Add commentary regarding zero length
12272 array futures. Abort if we try to initialize an array of
12273 unspecified length with a non-empty constructor in the middle
12276 * extend.texi (Zero Length): Update and clarify documentation
12277 on static initialization.
12279 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12281 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12282 with more than 32767 words of local storage.
12284 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12286 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12287 for 'abs', 'labs', and 'fabs'.
12288 (c4x_expand_builtin): Likewise.
12289 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12291 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12293 * config/sh/sh.md (prget, prset): New insn types.
12294 (return delay slot): Dont' allow prset.
12295 (call, sfunc delay slot): Don't allow prget.
12296 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12297 for prset and prget.
12299 2001-01-05 Michael Hayes <mhayes@redhat.com>
12301 * loop.h (struct loop_reg): New.
12302 (struct loop_regs): Change to use array of `struct loop_reg'.
12303 * loop.c: Replace assortment of varrays with single regs array.
12304 (count_one_set): Delete may_not_move array argument
12305 and use regs array instead. All caller's changed.
12306 (count_loop_regs_set): Delete may_not_move and single_usage
12307 arguments and use regs array instead. All caller's changed.
12308 (find_single_use_in_loop): Replace usage array argument with pointer
12309 to regs structure. All caller's changed.
12310 (loop_optimize): Delete `moved_once' array.
12312 2001-01-05 Michael Hayes <mhayes@redhat.com>
12314 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12315 Use it instead of loop_info->has_call for scanning loop mems.
12316 (check_dbra_loop): Replace loop_info->has_call test with
12317 loop_info->has_nonconst_call.
12319 2000-01-04 Matthew Hiller <hiller@redhat.com>
12321 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12324 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12326 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12327 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12329 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12331 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12332 (flag_short_double, flag_short_wchar): Define.
12333 (c_common_nodes_and_builtins): Create many tree nodes shared
12334 between C and C++ here instead of in cp/decl.c and ...
12335 * c-decl.c (init_decl_processing): ... here.
12336 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12337 (flag_short_double, flag_short_wchar): Don't define.
12338 (record_builtin_type): New function.
12339 (build_void_list_node): New function.
12340 * c-common.h (flag_short_double, flag_short_wchar,
12341 record_builtin_type, build_void_list_node): Declare.
12343 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12345 * integrate.c (expand_inline_function): Don't put a virtual
12346 register into the reg map.
12348 * function.c (fixup_var_refs_1): If force_operand didn't put
12349 the address into the target, move it there.
12351 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12353 Special-case tree_decl/tree_list allocations.
12354 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12355 (OBJECT_SIZE): New macro.
12356 (NUM_EXTRA_ORDER): Likewise.
12357 (extra_order_size_table): New variable.
12358 (NUM_ORDERS): New macro.
12359 (objects_per_page_table): New variable.
12360 (object_size_table): New variable.
12361 (G.pages): Use NUM_ORDERS to bound the array.
12362 (G.page_tails): Likewise.
12363 (DIV_ROUND_UP): Remove.
12364 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12365 (alloc_page): Use OBJECT_SIZE.
12366 (size_lookup): Don't make it const.
12367 (ggc_alloc): Use OBJECT_SIZE.
12368 (ggc_set_mark): Likewise.
12369 (ggc_get_size): Likewise.
12370 (init_ggc): Set up the object_size_table, objects_per_page_table,
12371 and adjust size_lookup.
12372 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12373 (ggc_pop_context): Use NUM_ORDERS.
12374 (clear_marks): Likewise.
12375 (sweep_pages): Likewise.
12376 (poison_pages): Likewise.
12377 (ggc_print_statistics): Use OBJECT_SIZE.
12379 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12381 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12382 Only call array_size_for_constructor if last field and array type
12383 with no upper bound.
12385 2001-01-04 Philip Blundell <philb@gnu.org>
12387 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12388 from bit 31 downwards, if this requires no more insns.
12389 (count_insns_for_constant): New helper function for above.
12391 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12393 * gencodes.c (output_predicate_decls): Remove empty initializer.
12395 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12397 * tree.c (copy_node): Remove documentation about obstacks.
12398 (buidl1): Check that nobody tries to build 2-argument nodes this
12401 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12403 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12406 * gencodes.c (output_predicate_decls): Fill empty initializer
12409 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12411 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12412 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12414 (do_include): Handle missing headers like cpp0.
12415 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12416 paths with first include pathname. Don't strcat to uninitialized
12419 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12421 * regrename.c (regrename_optimize): Don't rename from frame pointer
12422 if frame_pointer_needed.
12423 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12424 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12425 (ia64_reorg): Use it instead of scheduling if ! optimize.
12426 (errata_emit_nops): Properly call asm_noperands.
12427 (ia64_sched_reorder): Finish cycle if we see an asm.
12428 (ia64_variable_issue): Clear scheduling state after asms.
12430 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12432 * cpp.texi: Update for -MT.
12433 * cppinit.c (initialize_dependency_output): Add a default
12434 target if none has been given already.
12435 (no_tgt, OPT_MT): New.
12436 (cpp_handle_option): Handle -MT. Update -M etc.
12437 * cpplib.h (struct cpp_options): Remove deps_target.
12438 * gcc.c (cpp_options): Handle -MT.
12439 * mkdeps.c (struct deps): Move from mkdeps.h.
12440 (deps_calc_target): Rename deps_add_default_target. Add a
12441 default target if none has been specified already.
12442 * mkdeps.h (struct deps): Move to mkdeps.c.
12443 (deps_calc_target): Rename deps_add_default_target.
12445 2000-01-03 Richard Henderson <rth@redhat.com>
12447 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12449 * c-typeck.c (push_init_level): Move checks for flexible array
12450 members and zero length arrays ...
12451 (pop_init_level): ... here. Silently discard empty initializations.
12453 * varasm.c (output_constructor): Update for sizeof change to
12454 zero-length arrays.
12456 * extend.texi (Zero Length): Clarify semantics.
12458 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12460 * configure.in (tm.h): Include isns-codes.h last.
12461 * configure: Rebuilt.
12463 2001-01-03 Richard Henderson <rth@redhat.com>
12465 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12466 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12468 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12470 * tradcpp.c (main): Make sure finclude() is called with a valid
12471 indepth value while handling -include.
12473 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12475 * gencodes.c (output_predicate_decls): New function.
12477 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12478 even if it is not the first time machmode.h is #included.
12479 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12480 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12481 * gcc.texi (Copyright): Added 2001.
12483 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12485 * c-common.c (c_common_lang_init): New function. Warn if format
12486 warning options which only have effects when used with -Wformat
12487 are used without -Wformat.
12488 * c-common.h (c_common_lang_init): Declare.
12489 * c-lang.c (lang_init): Call c_common_lang_init.
12490 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12492 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12494 * configure.in: Check for the mktemp command.
12495 * configure: Regenerate.
12496 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12497 $TEMP. Create temporary files with mktemp, if available at
12498 configure time; otherwise use set -C. Remove temporary files
12501 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12503 * configure.in: Require at least texinfo 4.0. Check for whether
12504 Pod::Man is sufficiently recent to regenerate GCC manpages.
12505 * configure: Regenerate.
12506 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12508 (GENERATED_MANPAGES): Define.
12509 (generated-manpages): New target. Depend on cpp.1 as well as
12511 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12512 configure to generated-manpages or empty) rather than on the
12513 manpages directly. Remove execute permission from installed
12514 gcov.1 as well as cpp.1.
12515 * cpp.1, gcov.1: Regenerate.
12517 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12519 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12520 tree_low_cst. Allow using cmpstrsi in more cases.
12522 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12524 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12527 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12529 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12530 * Makefile.in (HOST_CFLAGS): Mention build-make.
12532 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12534 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12537 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12539 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12542 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12545 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12546 reg_base_value and reg_known_value arrays.
12547 (init_alias_analysis): Add more cases to detect known values.
12548 * sched-deps.c (deps_may_trap_p): New function.
12549 (sched_analyze_2): Use it.
12551 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12553 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12554 don't discard an ASHIFTRT if we're shifting in a wider mode.
12556 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12558 * toplev.c (rest_of_compilation): Don't print basic block information
12559 when CFG isn't up to date.
12561 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12563 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12564 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12565 (UNALIGNED_SHORT_ASM_OP): Define.
12566 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12568 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12570 * fold-const.c (fold_convert): Fix typo.
12572 2001-01-02 Richard Henderson <rth@redhat.com>
12574 * c-common.h (ASM_INPUT_P): New.
12575 * c-parse.in (asm): Set it when needed.
12576 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12577 existance of an operand.
12579 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12581 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12582 (dwarf2out_frame_debug_expr): Likewise.
12583 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12585 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12587 * i386.c (ix86_split_to_parts): Return number of part required;
12589 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12591 (ix86_split_long_move): Use number of part returned
12592 by ix86_split_to_parts
12593 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12595 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12596 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12597 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12598 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12599 (ALIGN_MODE_128): Add TFmode.
12600 (IS_STACK_MODE): Likewise.
12601 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12602 (HARD_REGNO_OK): Support TFmodes.
12603 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12604 * i386.md (scheduler definitions): Use memory operand to determine
12605 fst/fld instructions; use mode attribute to determine real mode of
12607 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12608 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12610 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12612 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12614 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12616 * expr.c (store_constructor_field): Update ALIGN before calling
12619 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12621 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12624 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12626 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12629 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12631 * c-decl.c (start_function): Don't warn on third parameter to main.
12633 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12635 * tsystem.h: Define HAVE_DECL_GETOPT.
12637 2001-01-02 Philip Blundell <pb@futuretv.com>
12639 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12642 2001-01-02 Richard Henderson <rth@redhat.com>
12644 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12646 2001-01-02 Andreas Jaeger <aj@suse.de>
12648 * c-decl.c (c_decode_option): Remove support of
12649 -Wmissing-noreturn.
12651 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12652 (W_options): Add -Wmissing-noreturn here.
12654 * flow.c: Define lang_missing_noreturn_ok_p.
12655 (check_function_return_warnings): Use it.
12657 * c-common.h: Declare lang_missing_noreturn_ok_p.
12659 * c-lang.c (c_missing_noreturn_ok_p): New function.
12660 (lang_init): Set lang_missing_noreturn_ok_p.
12662 * invoke.texi (Warning Options): Document this.
12664 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12666 * extend.texi (C++ Extensions): New node for C++ attributes;
12667 describe init_priority and com_interface.
12668 * invoke.texi: Remove -finit-priority as it now has zero effect.
12669 * install.texi: Fix xref syntax.
12670 * md.texi: Likewise.
12672 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12674 * config.gcc (sparc64-wrs-vxworks*): New case.
12675 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12677 * config/sparc/sparc.c (sparc_override_options): Do support different
12678 pointer and architecture size.
12679 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12680 (POINTERS_EXTEND_UNSIGNED): Define.
12681 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12682 (FUNCTION_MODE): Define to be Pmode.
12683 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12685 * function.c (expand_function_end): Properly handle DECL_RESULT
12686 and copy when ptr_mode != Pmode.
12687 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12689 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12691 * c-common.c (c_common_nodes_and_builtins): Set prototype
12692 parameters for __builtin_fputs, __builtin_fputc and
12693 __builtin_fwrite. Don't declare plain fputc as a builtin.
12695 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12697 * loop.c (add_label_notes): Increment the label usage count when
12698 a note is added to an insn which refers to a CODE_LABEL.
12699 * gcse.c (add_label_notes): Likewise.
12701 2001-01-01 Andreas Jaeger <aj@suse.de>
12703 * loop.c (scan_loop): Use xmalloc to allocate movables.
12705 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12707 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12708 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12709 * reload1.c (REGISTER_MOVE_COST): Likewise.
12710 * regclass.c (REGISTER_MOVE_COST): Likewise.
12711 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12712 dimension. Adjust all users.
12713 (init_reg_sets_1): Iterate on all modes.
12714 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12715 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12716 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12717 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12718 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12719 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12720 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12721 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12722 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12723 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12724 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12725 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12726 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12727 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12728 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12729 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12730 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12731 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12732 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12733 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12734 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12735 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12736 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12737 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12738 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12739 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12740 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12742 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12744 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12745 arg VARIES_P. Call it with extra arg.
12746 (true_dependence): Likewise.
12747 * rtl.h (rtx_addr_can_trap_p): Declare.
12748 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12750 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12751 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12752 pic offset table register if it's zero. All callers changed.
12753 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12755 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12757 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12758 STRING_POOL_ADDRESS_P.
12760 * config/sparc/sparc.c (input_operand): Properly test for short op.
12762 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12763 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12764 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12765 * config/sparc/elf.h: No longer include sol2.h.
12766 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12767 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12769 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12771 2001-01-01 Michael Hayes <mhayes@redhat.com>
12773 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12774 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12775 (record_initial): Likewise.
12776 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12777 (remap_split_bivs): Likewise.
12779 2001-01-01 Michael Hayes <mhayes@redhat.com>
12781 * loop.c (loop_ivs_free): New function.
12782 (strength_reduce): Break out from...
12784 2001-01-01 Michael Hayes <mhayes@redhat.com>
12786 * loop.h (struct iv): New.
12787 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12788 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12789 'reg_biv_class' fields with 'regs' and 'n_regs'.
12790 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12791 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12792 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12794 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12796 * resource.c (mark_referenced_resources): Abort() before
12797 attempting to mark a pseudo register.
12798 (mark_set_resources): Likewise.
12800 2001-01-01 Michael Hayes <mhayes@redhat.com>
12802 * loop.h (REG_IV_CLASS): New accessor macro.
12803 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12804 * unroll.c (REG_IV_CLASS): Likewise.
12806 See ChangeLog.4 for earlier changes.