1 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cppinit.c (print_help): Document -fpreprocessed.
4 * invoke.texi: Similarly.
6 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8 * predict.def: New file.
10 * predict.c: Include predict.h.
11 (predictor_info): New structure and array.
12 (predict_edge, predict_insn): Rewrite; make global.
13 (predict_edge_def, predict_insn_def): New global functions.
14 (dump_prediction, combine_predictions_for_insns): New
16 (estimate_probability): Change calls to predict_edge
17 to predict_edge_def and calls to predict_insn to predict_insn_def;
18 combine probabilities.
19 (expected_value_to_br_prob): Behave as predictor.
20 * rtl.h (REG_BR_PRED): Update coment.
21 (invert_br_probabilities): New.
22 * jump.c: Include predict.h
23 (duplicate_loop_exit_test): Drop branch prediction notes.
24 (invert_jump): Use invert_br_probabilities.
25 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
26 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
27 * combine.c (distribute_notes): Handle BR_PRED.
29 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
31 * predict.c (predict_insn, predict_edge): New static functions.
32 (estimate_probability): Revamp to use new functions;
33 fix loop header heruistics; add loop exist heruistics
35 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
37 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
39 2001-06-09 Peter Jakubek <pjak@snafu.de>
41 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
43 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
45 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
46 for integer operations that don't update C bit.
48 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
50 * gthr-posix.h (__gthread_objc_init_thread_system): If
51 pthread_key_create fails, it's not clear what the return value is.
52 This obvious fix makes sure it always returns -1 if a problem
55 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
57 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
58 more index entries. Use more logical markup where appropriate.
59 Use TeX quotes and dashes.
61 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
63 * unwind-pe.h: Conditionally qualify references to abort with
66 2001-06-09 Julian Foad <julian_foad@hotmail.com>
68 * doc/invoke.texi: Remove superfluous text.
70 2001-06-08 Richard Henderson <rth@redhat.com>
72 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
73 (LIB_SPEC): Mirror config/linux.h version.
75 2001-06-08 Richard Henderson <rth@redhat.com>
77 * except.c (get_exception_pointer, get_exception_filter): Take a
78 struct function. Update all callers.
79 * except.h (get_exception_pointer): Update declaration.
80 * expr.c (expand_expr): Update get_exception_pointer call.
81 * integrate.c (expand_inline_function): Remap the exception pointer
82 from callee to caller.
84 2001-06-08 Mark Mitchell <mark@codesourcery.com>
86 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
87 accurately reflect its cv-qualification.
88 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
89 cv-qualifiers on function types.
91 2001-06-08 Mark Mitchell <mark@codesourcery.com>
93 * basic-block.h: Improve comments.
94 * except.c (expand_eh_region_end_allowed): Remove redundant call
95 to do_pending_stack_adjust.
96 * flow.c (life_analysis): Fix typo in comment.
97 (calculate_global_regs_live): Add documentation.
98 (mark_set_1): Likewise.
99 (debug_regset): Likewise.
100 * doc/rtl.texi (cond_exec): Document it.
102 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
104 * i386.h (CONST_COSTS): set cost of constants representable in
105 immediate fields to 0.
107 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
109 * function.c (diddle_return_value): Kill code to determine
110 return value before expand_function_end.
111 (expand_function_end): Delay call to clobber_return_register
112 after fucntion return value is computed.
114 Re-install temporary reverted patch:
115 * toplev.c (rest_of_compilation): Call split_all_insns
116 before reg-stack and shorten-branches. Do shorten-branches
118 * final.c (shorten_branches): Remove insn splitting code.
120 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
122 * doc/gcc.texi, doc/invoke.texi: Add index of command line
123 options. Use @opindex to index them rather than other indexing
124 commands. Use @var{...} instead of <...>. Avoid spaces in names
125 inside @var. Don't use @kindex to index escape sequences in
128 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
130 * stmt.c (current_nesting_level): New fn.
131 * tree.h: Declare it.
132 * c-semantics.c (genrtl_compound_stmt): Use it.
134 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
136 2001-06-08 Jakub Jelinek <jakub@redhat.com>
138 * jump.c (mark_modified_reg): Allow jump threading if condition
139 codes are represented by a hard register.
141 2001-06-08 Jakub Jelinek <jakub@redhat.com>
143 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
144 for complex floats passed to unprototyped functions.
146 2001-06-08 Mark Mitchell <mark@codesourcery.com>
148 * except.c (expand_eh_region_end_allowed): Call
149 do_pending_stack_adjust as necessary.
151 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
153 * function.c (clobber_return_register): Clobber the pseudo return
156 * sibcall.c (skip_unreturned_value): New function.
157 (call_ends_block_p): Use it.
159 * recog.c (split_insn): Break out from ...
160 (split_all_insns): ... here; do not use basic block information
163 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
165 * simplify-rtx.c (simplify_subreg): Fix verification of
168 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
170 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
171 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
172 Move definition of _LANGUAGE_C_PLUS_PLUS ...
173 (CPLUSPLUS_CPP_SPEC): ... here.
174 Fixes PRs c++/3047, target/441.
176 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
178 * doc/install.texi2html (MAKEINFO): Keep value if set already.
180 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
182 * doc/gcc.texi: Add trailing slash to URL.
184 2001-06-07 Stan Shebs <shebs@apple.com>
186 * config/darwin.h (ENCODE_SECTION_INFO): Define.
187 (REDO_SECTION_INFO_P): Ditto.
188 (STRIP_NAME_ENCODING): Ditto.
189 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
190 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
191 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
192 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
193 * config/darwin.c: No longer include c-tree.h.
194 (machopic_classify_ident): Rewrite to use symbol encoding.
195 (lookup_name_darwin): Remove.
196 (machopic_non_lazy_ptr_name): Handle encoded symbols.
197 (machopic_stub_name): Use STRIP_NAME_ENCODING.
198 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
199 (machopic_finish): Ditto, remove test of decl.
200 (update_non_lazy_ptrs): New function.
201 (darwin_encode_section_info): New function.
202 * config/darwin-protos.h: Declare it.
203 * config/rs6000/rs6000.c (machopic_output_stub): Use
206 2001-06-07 Mark Mitchell <mark@codesourcery.com>
208 * tree.h (DECL_SOURCE_FILE): Improve documentation.
209 (DECL_SOURCE_LINE): Likewise.
211 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
213 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
216 2001-06-07 Phil Edwards <pme@sources.redhat.com>
218 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
219 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
221 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
223 * doc/contrib.texi: Add copyright notice.
225 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
227 * doc/md.texi: Use four digit years in copyright notice.
229 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
231 * config.gcc: For $target_alias of athlon-*, set
232 target_cpu_default2=5.
234 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
236 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
237 end of last block if last real insn is a JUMP_INSN.
239 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
243 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
245 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
246 pthread_t to objc_thread_t.
247 (__gthread_objc_thread_id): Likewise.
249 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
251 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
252 (ASM_OLDAS_SPEC): Likewise.
254 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
255 (CPP_SUBTARGET_SPEC): Use it.
256 (ASM_OLDAS_SPEC): Define.
258 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
260 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
262 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
265 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
267 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
268 Document use of N_(...), and show it in examples. Note that
269 documentation should be added to invoke.texi. Avoid an overfull
272 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
274 * toplev.c (rest_of_compilation): Revert previous patch.
275 * final.c (shorten_branches): Likewise.
277 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
279 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
282 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
284 * doc/install-old.texi: Remove more obsolete documentation.
286 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
288 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
290 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
292 * toplev.c (rest_of_compilation): Call split_all_insns
293 before reg-stack and shorten-branches. Do shorten-branches
295 * final.c (shorten_branches): Remove insn splitting code.
297 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
299 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
300 * configure: Rebuilt.
302 2001-06-07 Andreas Jaeger <aj@suse.de>
304 * emit-rtl.c (operand_subword): Remove unused variable.
306 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
308 * i386.md (floatdi?f): Avoid usinf of SSE instructions
309 if TARGET_64BIT is false.
310 (floatdi?f_i386_only): New insn.
311 (floatdi?f_i386): Disable for !TARGET_64BIT.
313 * (min?f, max?f splitters): Handle case where
314 operands are cross-matched.
316 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
317 (MMX_REGISTER_NAMES): Kill.
318 (PRINT_OPERAND): Fix comment.
319 (PRINT_REG): Likewise.
320 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
321 (print_operand): Update comment; kill 'm'.
323 * i386.c (x86_branch_hints): New global variable
324 (print_operand): Support outputting of branch prediction hints.
325 * i386.md (conditional jump patterns): Add branch prediction hints
327 * i386.h (x86_branch_hints): Declare
328 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
329 (PRINT_OPERAND_FUNCT_VALID_P): New.
330 * final.c (final_forward_branch_p): New function.
332 2001-06-06 Richard Henderson <rth@redhat.com>
334 * flow.c (mark_used_reg): Clean up looping over multiple hard
335 registers. Do conditional life bits across multiple hard regs.
337 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
339 * reload1.c (reload): Revert Schmidt's change so all USEs are not
340 deleted during reload.
342 2001-06-05 Mark Mitchell <mark@codesourcery.com>
344 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
345 functions here, instead of ...
346 * c-decl.c (c_expand_body): ... here.
348 2001-06-05 David O'Brien <obrien@FreeBSD.org>
350 * config.gcc, config/sparc/bsd.h: Do not directly include
351 sparc/sparc.h. Instead do it via tm_file.
353 2001-06-05 Richard Henderson <rth@redhat.com>
355 * dwarf2.h (DW_EH_PE_aligned): New.
356 * dwarf2asm.c (eh_data_format_name): Name it.
357 (dw2_asm_output_encoded_addr_rtx): Align for it.
358 * dwarf2out.c (output_call_frame_info): Handle it for personality
359 routine and LSDA pointers.
361 * unwind-pe.h (DW_EH_PE_aligned): New.
362 (base_of_encoded_value): Handle it.
363 (read_encoded_value_with_base): Likewise.
364 * unwind-dw2-fde.c (base_from_object): Likewise.
365 (get_cie_encoding): Likewise.
367 * config/alpha/elf.h: Remove ecoff commentary.
368 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
370 2001-06-05 David O'Brien <obrien@FreeBSD.org>
372 * config.gcc, config/i386/bsd386.h: Do not directly include
373 i386/386bsd.h. Instead do it via tm_file.
375 2001-06-05 David O'Brien <obrien@FreeBSD.org>
377 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
380 2001-06-05 Pascal Obry <obry@act-europe.fr>
382 * configure.in: Quote $enable_win32_registry in case the value has
386 2001-06-05 Mark Mitchell <mark@codesourcery.com>
388 * print-rtl.c (xspaces): Remove.
389 (print_rtx): Use printf field-width, rather than xpsaces, to
391 * toplev.c (main): Disable sibling-call optimization if we are
394 2001-06-05 Bernd Schmidt <bernds@redhat.com>
396 * reload1.c (reload): Delete all USEs generated during reload.
398 2001-06-05 scott snyder <snyder@fnal.gov>
400 * gccbug.in: Fix typo.
402 2001-06-05 Andreas Jaeger <aj@suse.de>
404 * builtins.def: Fix definition of __builtin_cosf, it uses float as
405 parameter and return value.
407 2001-06-04 Anthony Green <green@redhat.com>
409 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
410 machine. This is now done in sparc.h.
412 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
414 Correct CVS resurrection of invoke.texi.
415 * doc/invoke.texi: Document new tree dump flags.
417 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
419 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
420 for casting an aggregate to its own type. Fixes PR c/2735.
422 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
424 * doc/texinfo.tex: Update to version 2001-05-24.08.
426 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
428 * c-common.h (flag_dump_translation_unit): Remove.
429 (enum tree_dump_index): Define.
430 (TDF_ADDRESS, TDF_SLIM): New #defines.
431 (dump_node_to_file): Remove.
432 (dump_node): Make extern. Add flags.
433 (dump_flag, dump_enabled_p, dump_begin, dump_end,
434 dump_switch_p): Prototype.
435 * c-common.c (flag_dump_translation_unit): Remove.
436 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
437 logic. Use dump_switch_p.
438 * c-dump.h (struct dump_info): Add node and user fields.
439 (dump_pointer): Declare.
440 * c-dump.c (dump_node): Make extern. Add flags.
441 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
442 (dump_new_line, dump_maybe_newline): Use them.
443 (dump_pointer): New function.
444 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
445 chain or function's body. Dump address, if TDF_ADDRESS set.
447 (dump_node_to_file): Remove.
448 (struct dump_file_info): New struct.
449 (dump_files): New array.
450 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
451 * c-lang.c (finish_file): Adjust dumping.
452 * toplev.h (dump_base_name): Make extern.
453 * invoke.texi: Document new flags.
455 2001-06-04 Mark Mitchell <mark@codesourcery.com>
457 * c-tree.h (lang_decl): Add pending_sizes fields.
458 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
460 (c_expand_body): Expand them.
461 (lang_mark_tree): Mark lang_decl:pending_sizes.
462 * function.c (expand_pending_sizes): New function, broken out
464 (expand_function_start): ... here.
465 * tree.h (expand_pending_sizes): Declare it.
467 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
469 * doc/install.texi: Update FreeBSD information. Generalize
470 and update information for alpha-based platforms using ELF.
472 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
474 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
475 (store_parm_decls): Likewise.
476 * c-typeck.c (convert_arguments): Likewise.
478 2001-06-04 Richard Henderson <rth@redhat.com>
480 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
481 optimization if current_function_calls_setjmp.
483 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
485 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
488 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
490 * simplify-rtx.c (simplify_subreg): Fix combining of
493 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
495 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
496 (no_labels_between_p): Short circuit case beg==end.
498 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
500 * rtlanal.c (operand_preference): Fix preference for objects.
502 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
504 * gcse.c (handle_avail_expr): Be prepared to handle single_set
507 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
509 * combine.c (if_then_else_cond): Use simplify_subreg instead
511 * integreate.c (sub_constants): Likewise.
513 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
515 * emit-rtl.c (constant_subword): Deprecate; remove most of code
516 and use simplify_gen_subreg.
518 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
520 * sibcall.c (skip_copy_to_return_value): recognize the situation
521 when the called function's return value is copied into an
522 intermediate pseudo, and then into the calling functions return
525 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
527 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
528 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
529 in case register wasn't OK previously, accept it now; allow
530 subregs of frame pointer if reload completed and frame pointer
533 * combine.c (sombine_simplify_rtx): Fix comment;
534 use subreg_lowpart_offset instead of subreg_lowpart_p
535 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
536 * rtl.h (subreg_lowpart_parts_p): Kill.
537 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
538 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
539 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
540 (gen_lowpart_common): Likewise.
541 (subreg_lowpart_p): Likewise.
542 (subreg_lowpart_parts_p): Kill.
543 (subreg_lowpart_offset, subreg_highpart_offset): New function.
545 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
546 to simplify SUBREG and REG.
547 (gen_highpart): Use simplify_gen_subreg for all simplifications.
549 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
552 * rtlanal.c (replace_regs): Use simplify_gen_subreg
554 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
556 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
557 (ARRAY_RANGE_REF): Added description.
559 * tree.def (ARRAY_RANGE_REF): New code.
560 * alias.c (handled_component_p, can_address_p): Handle it.
561 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
562 * explow.c (set_mem_attributes): Likewise.
563 * expr.c (expand_assignment, get_inner_reference): Likewise.
564 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
565 * fold-const.c (operand_equal_p): Likewise.
566 * tree.c (staticp, stabilize_reference): Likewise.
567 * varasm.c (decode_addr_const): Likewise.
569 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
571 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
572 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
574 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
576 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
577 mark_constant_pool_use before output_addr_const.
578 (struct pool_node): New field wend.
579 (add_constant): Note a sequence of constants that are referenced
581 (pool_window_label, pool_window_last): New variables.
582 (dump_table): Emit a unspec_volatile representing the end of a
583 sequence of constants.
584 (mark_constant_pool_use): New function.
585 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
586 (consttable_2): Add the second operand which flags whether
587 this consttable entry was used or not.
588 (consttable_4, consttable_8, consttable_sf, consttable_df):
590 (consttable_window_end): New insn.
592 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
594 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
595 Reformat according to coding standards.
598 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
599 (shl_and_kind): Cast wide constant.
600 (gen_far_branch): Define as static, as in declaration.
601 (barrier_align): Compute cache-line length as unsigned. Add
602 parentheses in initial credit computation.
603 (rounded_frame_size): Add parentheses.
604 (permanent_obstack): Remove declaration. Include ggc.h for
605 declaration of ggc_add_root_rtx().
606 (get_free_reg): Removed declaration of unused variable reg.
607 (legitimize_pic_address): Mark mode argument as unused.
609 2001-06-03 Igor Shevlyakov <igor@windriver.com>
611 * config/sh/sh.c (output_branch): Support for insn with lenght
612 attr 12 & 16 which represents cond branches outside +-4096 range.
614 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
616 * config/sh/lib1funcs.asm (ic_invalidate): Align the
617 cache-mirroring sequence. Add nops.
619 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
621 * doc/install-old.texi: Remove more old installation
623 * doc/install.texi: Add relevant parts here.
625 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
627 * doc/install.texi2html: New script.
629 2001-06-03 David Edelsohn <edelsohn@gnu.org>
631 * doc/install.texi: Update AIX information again.
633 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
635 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
636 installation documentation.
637 * doc/install.texi: Move it to here.
639 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
641 * doc/install.texi: Clean up Texinfo markup.
643 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
645 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
646 to just after title page.
648 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
650 * doc/install-old.texi: Remove documentation of some configuration
652 * doc/install.texi: Add relevant parts of this documentation here.
654 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
656 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
657 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
659 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
661 * i386.md (all uses of ext_register_operand): Make sure they are
662 VOIDmode; replace all uses outside zero_extend.
663 (and?i splitters): Use ext_register_operands.
664 (test?i peep2): Remove ignored constraints.
665 * i386.c (ext_register_operand): Check that operand is
666 eighter pseudo or hard or 'Q' register.
668 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
670 * tree.h (struct record_layout_info_s): New field unpadded_align.
671 (set_lang_adjust_rli): New declaration.
672 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
673 it would have if not packed, do not downgrade DECL_ALIGN.
674 (lang_adjust_rli, set_lang_adjust_rli): New.
675 (start_record_layout): Initialize new field unpadded_align.
676 (debug_rli): Display it.
677 (place_union_field, place_field): Set it.
678 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
680 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
681 mean that; use proper names instead.
682 Print DECL_NO_STATIC_CHAIN.
684 * except.c (expand_builtin_frob_return_addr): Add missing call
685 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
686 (expand_builtin_eh_return): Likewise.
687 (expand_eh_return): Clean up ptr_mode != Pmode cases.
689 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
691 * doc/invoke.texi: Remove references to papers about sequence points
692 to readings.html, refer to that page.
694 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
696 * README: Update references to installation instructions.
698 2001-06-01 Laurent Guerby <guerby@acm.org>
699 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
701 * doc/install.texi: Define srcdir when sources come from CVS.
702 Significantly improve markup. Wrap overly long lines
704 2001-06-01 DJ Delorie <dj@redhat.com>
706 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
707 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
708 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
709 gcov.1: Move to doc subdirectory.
710 * install.texi: Move to doc/install-old.texi.
711 * gcc.texi: Move to doc, refer to install-old.texi.
712 * Makefile.in: Reflect move of docs to doc/.
713 * f/Make-lang.in: Ditto.
714 * java/Make-lang.in: Ditto.
715 * doc/.cvsignore: New.
717 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
719 * invoke.texi: use two spaces between command options, eliminate
720 some 'overfull hboxes'
722 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
724 * Makefile.in (s-mlib): Make backtick-commands always succeed.
725 (DRIVER_DEFINES): Ditto.
727 2001-05-31 Richard Henderson <rth@redhat.com>
729 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
730 also link against libgcc.a.
732 2001-05-31 Geoff Keating <geoffk@cygnus.com>
734 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
735 * config/mips/mips.c (mips_output_ascii): New function.
736 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
738 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
740 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
742 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
743 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
745 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
747 * install.texi (Configuration): Add html links for --with-gnu-as &
748 --with-gnu-ld and refer to them from hppa & SCO triplets.
749 (Specific): Link back to with-gnu-ld for all ELF platfoms.
750 (Specific): Reword AVR binutils recommendation.
752 2001-05-30 Zack Weinberg <zackw@stanford.edu>
754 * ggc-page.c (size_lookup): Increase minimum allocation size
756 (ggc_print_statistics): Report size of each bin in bytes, not
757 as its order; there is no longer a direct relationship.
759 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
761 * extend.texi: Fix formating of examples, eliminate some
763 * gcc.texi: Eliminate some 'overfull hboxes'.
764 * invoke.texi: Use two spaces between command options, eliminate
765 some 'overfull hboxes'.
767 2001-05-30 Richard Henderson <rth@redhat.com>
769 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
771 2001-05-30 Tom Tromey <tromey@redhat.com>
773 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
774 use it in the new association.
776 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
777 John David Anglin <dave@hiauly1.hia.nrc.ca>
779 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
780 to target type to allow ISO C++ compiler to accept it.
781 * gthr-dce.h (__gthread_active_ptr): Likewise.
782 * gthr-solaris.h (__gthread_active_ptr): Likewise.
784 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
786 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
787 so that we do accept comments in preprocessed input.
789 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
791 * cpphash.c (alloc_node): Cast allocated pointer.
793 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
795 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
797 2001-05-29 Stan Shebs <shebs@apple.com>
799 * gcc.texi: Add links for information about Objective-C.
801 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
803 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
804 /bin/sed fails on [^\"]).
805 (configargs.h): Likewise.
807 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
809 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
811 2001-05-28 Stan Shebs <shebs@apple.com>
813 * objc/objc.gperf: Remove, no longer used.
815 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
817 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
818 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
819 Remove trailing whitespace.
821 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
823 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
824 became http://freeware.sgi.com/.
826 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
828 * local-alloc.c (update_equiv_regs): Don't eliminate constant
831 2001-05-27 Stan Shebs <shebs@apple.com>
833 * objc/objc-act.c: Add/fix various comments.
834 (init_selector): Remove, no longer used.
835 (build_msg_pool_reference): Ditto.
838 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
840 * c-decl.c (init_decl_processing):
841 Don't call start_identifier_warnings.
842 * flags.h (warn_id_clash, id_clash_len): Remove.
843 * stringpool.c: Don't include flags.h.
844 (scan_for_clashes, do_identifier_warnings,
845 start_identifier_warnings): Remove.
846 * toplev.c (warn_id_clash, id_clash_len): Remove.
847 (display_help): Don't document -Wid-clash.
848 (decode_W_option): Print warning on -Wid-clash.
849 * tree.h (start_identifier_warnings): Remove.
850 * invoke.texi: Remove documentation of -Wid-clash.
852 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
854 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
856 2001-05-27 Bruce Korb <bkorb@gnu.org>
858 * fixinc/check.tpl(HACK) add and use a Scheme variable
859 (has no test text): error out if no "test_text" is defined
860 * fixinc/fixincl.tpl: likewise
861 (FIXIDX): make it an enumeration so we minimize diffs
862 * fixinc/inclhack.def: re-alphabetize and add sort instructions
863 * fixinc/fixincl.x: regenerate
864 * fixinc/tests/base/stdio.h: test output got moved due to
866 * README-fixinc: rewrite (mostly)
868 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
870 * cpplib.c (run_directive): Set pfile->directive.
872 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
874 * c-tree.texi: Reformat the manual as a single chapter now
875 included by gcc.texi.
876 * gcc.texi: Include c-tree.texi. Merge all indexes.
877 * Makefile.in (dvi): Add generation for the cppinternals
878 documentation. Added dependencies on fdl.texi and c-tree.texi
879 where appropriate. Use TEXI2DVI instead of custom tex calls.
880 (info): Added dependencies on fdl.texi and c-tree.texi where
881 appropriate. Remove the target c-tree.info.
883 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
885 * combine.c (try_combine): Fix typo in comment.
886 * expr.c (expand_expr): Likewise.
887 * config/i370/i370.md (untyped_call): Likewise.
889 2001-05-26 Bruce Korb <bkorb@gnu.org>
891 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
892 when fixincl is operating in test mode
893 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
894 (AAB_ultrix_limits): remove redundant text
895 (AAB_ultrix_memory): ditto
896 (AAB_ultrix_string): ditto
897 (djgpp_wchar_h): fix the test text
898 (irix_stdio_va_list): add test text
899 (irix_limits_const): add a testing output file (limits.h is overwritten)
900 (strict_ansi_not_ctd): put limits.h second in list for same reason
901 (solaris27_mutex_init): test text needed selection text, too
903 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
904 when fixincl is operating in test mode
906 2001-05-26 Philip Blundell <philb@gnu.org>
908 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
909 * config/i960/i960-protos.h: Likewise.
910 * config/i370/i370-protos.h: Likewise.
911 * config/h8300/h8300-protos.h: Likewise,
912 * config/sh/sh-protos.h: Likewise.
913 * config/v850/v850-protos.h: Likewise.
915 2001-05-26 Philip Blundell <philb@gnu.org>
917 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
919 2001-05-25 Zack Weinberg <zackw@stanford.edu>
921 * toplev.c (debug_args, f_options, W_options): Mark
922 descriptions for translation.
923 (display_help): Translate descriptions on output.
925 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
926 objc/lang-options.h: Mark descriptions for translation.
928 * aclocal.m4: Quote final argument of patsubst. Use
929 3-argument form of AC_DEFINE. Restore quotes to [] while
931 * configure.in: Remove unnecessary changequote calls.
932 * configure, config.in: Regenerate.
934 2001-05-25 Sam TH <sam@uchicago.edu>
936 * basic-block.h: Fix header include guards.
937 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
938 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
939 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
940 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
941 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
942 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
943 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
944 varray.h version.h: Likewise.
945 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
946 config/arm/arm.h config/c4x/c4x-protos.h
947 config/h8300/h8300-protos.h config/h8300/h8300.h
948 config/i370/i370-protos.h config/i370/i370.h
949 config/i960/i960-protos.h config/mcore/mcore.h
950 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
951 config/v850/v850-protos.h config/v850/v850.h: Likewise.
952 * fixinc/fixlib.h fixinc/server.h: Likewise.
954 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
956 * config/arc/initfini.c (.init): Fix typo.
958 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
960 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
962 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
964 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
966 2001-05-25 Richard Henderson <rth@redhat.com>
968 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
970 2001-05-25 Richard Henderson <rth@redhat.com>
972 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
973 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
974 (sparc*-*-solaris2): Likewise.
975 * config/t-linux: Remove shared libgcc macros.
976 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
977 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
979 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
981 * config.gcc (*-*-freebsd*): Report bad configuration.
983 2001-05-25 David Edelsohn <edelsohn@gnu.org>
985 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
987 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
989 (ASM_OUTPUT_LABELREF): Delete.
991 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
993 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
994 strict_ansi_only): Don't run if stdc_0_in_system_headers.
995 * fixinc/fixincl.x: Regenerate.
996 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
997 (FIX_TEST_TABLE): Declare it.
998 * fixinc/fixlib.h: Include config.h.
1000 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1002 * fixinc/inclhack.def (alpha___assert): Change char * args to
1003 const char * on Tru64 UNIX to avoid excessive warnings from
1005 * fixinc/fixincl.x: Regenerate.
1007 2001-05-25 Geoff Keating <geoffk@redhat.com>
1009 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1010 outputting a tag only for variable-size records.
1012 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1014 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1015 instead of rtx_equal_p for early clobber test.
1017 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1019 * builtins.def: Encode additional information, such as names and
1021 * builtin-types.def: New file.
1022 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1023 (built_in_decls): Likewise. Don't explicitly initialize global
1025 (expand_builtin_mathfn): Handle float and long double variants of
1027 (expand_builtin): Likewise.
1028 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1029 (expand_tree_builtin): Handle long, long long, float, and long
1030 double variants of math functions.
1031 * c-common.h (c_tree_index): Remove some unused nodes.
1032 (void_ftype): Remove.
1033 (void_type_ptr): Likewise.
1034 (int_ftype_int): Likewise.
1035 (ptr_ftype_sizetype): Likewise.
1036 * c-decl.c (init_decl_processing): Remove creation of DWARF
1038 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1039 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1040 * Makefile.in (c-common.o): Depend on builtin-types.def.
1042 2001-05-25 Dale Johannesen <dalej@apple.com>
1044 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1046 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1048 * c-parse.in (notype_initdcl): Remove redundant line.
1050 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1052 * aclocal.m4: Fixed typo.
1053 (gcc_AC_HEADER_STDBOOL): Define.
1054 (gcc_AC_C__BOOL): Define.
1055 * configure.in: Use them.
1056 (AC_CHECK_HEADERS): Remove stdbool.h
1057 * configure, config.in: Regenerate.
1059 2001-05-25 Richard Henderson <rth@redhat.com>
1061 * function.c (expand_function_start): Don't abort on PARALLEL
1062 returns from hard_function_value.
1064 2001-05-25 Richard Henderson <rth@redhat.com>
1066 * config/i386/i386.md: Revert previous change. Do not apply
1067 the peephole if the components do not die after the sequence.
1069 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1071 * c-parse.in (array_declarator): New. Handle C99 constructs.
1072 Don't restrict [*] declarators to C only.
1073 (after_type_declarator, parm_declarator_starttypename,
1074 parm_declarator_nostarttypename, notype_declarator,
1075 direct_absdcl1): Use it.
1076 * c-decl.c (build_array_declarator, set_array_declarator_type):
1077 New functions. Warn that [*] isn't properly implemented; pedwarn
1078 for [*] outside C99 mode if pedantic rather than giving a hard
1080 (grokdeclarator): Handle static and type qualifiers in parameter
1082 * c-tree.h (build_array_declarator, set_array_declarator_type):
1084 * extend.texi (Attribute Syntax): Document attributes in parameter
1087 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1089 * config/i386/i386.md: Make sure cmpstr peepholes do not
1090 affect liveness information.
1092 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1094 * c-typeck.c (digest_init): Issue error messages about
1095 invalid constants, not warnings.
1097 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1099 * invoke.texi (-fno-builtin): Document that this is always on
1102 2001-05-24 Philip Blundell <philb@gnu.org>
1104 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1107 2001-05-24 Philip Blundell <philb@gnu.org>
1109 * config/arm/arm.c (output_return_instruction): Correctly handle
1110 interworking and interrupt functions.
1112 2001-05-24 Philip Blundell <philb@gnu.org>
1114 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1115 -m{no-}sched-prolog. Fix typos and improve formatting.
1117 2001-05-24 Philip Blundell <philb@gnu.org>
1119 * invoke.texi (ARM Options): Improve wording slightly. Add
1120 documentation for more options, including those for Thumb mode.
1121 Don't mention options that don't exist or are unimplemented.
1122 (Thumb Options): Delete; merged into above section.
1124 2001-05-24 Geoff Keating <geoffk@redhat.com>
1126 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1127 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1129 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1131 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1132 fix hard register simplification.
1134 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1136 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1137 of just copying CPP_CPU_SPEC.
1139 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1141 * i386.c (incdec_operand): Accept only 1 and -1.
1143 2001-05-23 Kelley Cook <kelley.cook@home.com>
1145 * Makefile.in: Move many of the *_H definitions eariler in the
1146 file, so that rules in t-* files that use them for
1147 dependencies will work in a parallel build.
1148 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1150 2001-05-23 Richard Henderson <rth@redhat.com>
1152 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1154 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1156 * cpp.texi: Update for handling of charconsts.
1157 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1158 diagnostics. Skip to the end if the UCS is too short.
1159 (cpp_interpret_charconst): Long charconsts issue a warning
1162 2001-05-23 Richard Henderson <rth@redhat.com>
1164 * doc/install.texi (alpha-linux): Require binutils 2.11.
1166 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1168 * c-lex.c (read_escape, read_ucs): Delete.
1169 (lex_string): Use cpp_parse_escape.
1170 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1171 if not C++ or not C99. Warn if traditional.
1172 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1173 unsigned. Warn for out-of-range escape sequences here.
1174 Update to use maybe_read_ucs.
1175 (cpp_interpret_charconst): Don't warn here.
1176 * cpplib.h (cpp_parse_escape): New exported function.
1178 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1180 * extend.texi (Attribute Syntax): Clarify application of
1181 attributes to parameters declared as functions or arrays.
1183 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1185 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1187 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1189 * diagnostic.c (vnotice): Kill.
1190 (fnotice): Call vfprintf directly.
1191 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1192 verbatim, set_diagnostic_context): Rename string argument to
1193 indicate that it is run through gettext.
1194 (vbuild_message_string, build_message_string, output_do_printf):
1195 Rename string argument to indicate that it is NOT run through
1197 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1198 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1199 Run msgid argument through gettext.
1200 (default_print_error_function): Run constant strings through
1201 gettext when nothing else will.
1202 (fatal_error, internal_error, error_recursion): Use fnotice.
1203 Present complete sentences to gettext.
1205 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1207 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1209 2001-05-23 Richard Henderson <rth@redhat.com>
1211 * function.c (expand_function_start): Always use a pseudo
1212 for the function result value.
1214 2001-05-22 Richard Henderson <rth@redhat.com>
1216 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1217 section pointer alignment.
1219 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1221 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1222 of __USER_LABEL_PREFIX__.
1224 2001-05-22 Richard Henderson <rth@redhat.com>
1226 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1227 (__deregister_frame_info_bases): New.
1228 * unwind-dw2-fde.h: Declare it.
1229 * libgcc-std.ver: Export it.
1230 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1231 called __register_frame_info_bases.
1233 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1235 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1236 instead of #elif (which is OK for this case but not in general).
1238 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1240 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1241 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1242 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1243 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1244 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1246 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1247 David O'Brien <obrien@freebsd.org>
1249 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1250 configure-time options and target version of FreeBSD. Set-up
1251 to match architectural change in threading support. Correctly
1252 report when -pthread option is not supported by configure-time
1254 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1255 and extend to encode target version number in run-time setting
1256 of __FreeBSD__ macro to match the system compiler.
1257 (CPP_PREDEFINES): Likewise.
1258 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1260 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1261 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1263 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1264 David O'Brien <obrien@freebsd.org>
1266 * config.gcc (the unlabeled system switch statement): Add
1267 generic configuration section to handle *-*-freebsd*. Also,
1268 to match the system compiler, default to threading support (it
1269 may be disabled with the standard --disable-threads
1270 configuration-time switch).
1271 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1272 (alpha*-*-freebsd* in machine-specific section): Likewise.
1274 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1275 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1276 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1277 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1278 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1280 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1281 David O'Brien <obrien@freebsd.org>
1283 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1284 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1285 -pthread instead setting macro.
1287 2001-05-22 Richard Henderson <rth@redhat.com>
1289 * crtstuff.c (__register_frame_info_bases): Declare.
1290 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1291 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1293 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1294 (CRT_GET_RFIB_DATA): New.
1295 * config/i386/sysv4.h: Likewise.
1296 * config/i386/sco5.h: Likewise.
1297 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1299 2001-05-22 Richard Henderson <rth@redhat.com>
1301 * rtl.c (read_string): Break out from ...
1302 (read_rtx): ... here.
1304 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1306 * doc/install.texi (Specific): Remove a bogus and duplicate part
1307 copied from the end of the document.
1309 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1311 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1313 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1315 * install.texi: Remove obsolete information on SunOS as well as
1316 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1317 (Installing GNU CC on the Sun): Remove section.
1319 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1321 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1322 keep errno unchanged on success.
1324 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1326 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1327 once for hexadecimal floats, whether or not they contain a decimal
1328 point. Don't let the setting of pedantic otherwise affect the
1329 parsing of hexadecimal floats.
1331 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1333 * README.ACORN: Remove obsolete file.
1335 2001-05-22 Jan Hubicka <jh@suse.cz>
1337 * combine.c (gen_binary): Use swap_commutative_operands_p
1338 (simplify_comparison): Likewise.
1339 * expmed.c (emit_store_flag): Likewise.
1340 * expr.c (compare_from_rtx): Likewise.
1341 (do_compare_rtx_and_jump): Likewise.
1342 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1343 if not emitting a branch and operands want swapping.
1345 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1347 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1348 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1349 (maybe_get_identifier): Update.
1350 * tree.h (make_identifier): Delete.
1352 2001-05-21 Richard Henderson <rth@redhat.com>
1354 * combine.c (subst): Do not substitute for a register as
1355 a destination subreg/strict_low_part/zero_extract.
1357 * combine.c (simplify_comparison): Update op1 after constant
1359 * recog.c (const_int_operand): Accept only constants valid
1361 * genrecog.c: Update comments wrt const_int_operand.
1363 * emit-rtl.c (init_emit_once): Zero unused memory in a
1366 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1368 * tree.h (type_num_arguments): Declare it.
1369 * tree.c (type_num_arguments): New function.
1371 2001-05-21 Richard Henderson <rth@redhat.com>
1373 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1376 2001-05-21 Geoff Keating <geoffk@redhat.com>
1378 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1380 (minsf3): Use rs6000_emit_minmax.
1381 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1383 (movsfcc): Use rs6000_emit_cmove.
1384 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1385 Don't generate emit_fselsfsf4.
1386 (fseldfsf4): Likewise.
1387 (maxdf3): Use rs6000_emit_minmax.
1389 (mindf3): Use rs6000_emit_minmax.
1390 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1392 (movdfcc): Use rs6000_emit_cmove.
1393 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1394 Don't generate emit_fselsfsf4.
1395 (fselsfdf4): Likewise.
1396 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1397 (min_max_operator): New predicate.
1398 (rs6000_emit_cmove): New function.
1399 (rs6000_emit_minmax): New function.
1400 * config/rs6000/rs6000-protos.h: Prototype new functions.
1401 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1402 and min_max_operator.
1404 * config/rs6000/rs6000.c (output_cbranch): Handle all
1405 conditional types in the switch statement.
1407 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1409 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1410 non-register variables.
1411 * extend.texi: Document that asm-specifications do not make sense
1412 for non-static local variables.
1414 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1416 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1417 (dbxout_type_fields): Lose minimal_debug support.
1418 (dbxout_type_methods, dbxout_type): Likewise.
1420 2001-05-17 Andrew Haley <aph@redhat.com>
1422 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1424 2001-05-21 Richard Henderson <rth@redhat.com>
1426 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1429 2001-05-20 Richard Henderson <rth@redhat.com>
1431 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1432 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1433 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1434 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1435 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1437 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1438 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1439 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1440 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1441 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1442 DEBUG_PUBNAMES_SECTION): Rename as above.
1443 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1445 2001-05-20 Richard Henderson <rth@redhat.com>
1447 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1448 operands unless the operation is commutative.
1450 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1452 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1455 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1457 * extend.texi: Clarify documentation of extensions included in ISO
1458 C99. Prefer C99 terminology and syntax to old GNU terminology and
1459 syntax. Add more index entries. Document mixed declarations and
1460 code as an extension in C89 mode. Warn about future changes to
1461 semantics of inline functions. Fixes PR other/930.
1463 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1465 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1466 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1467 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1468 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1470 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1472 2001-05-20 Richard Henderson <rth@redhat.com>
1474 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1475 to be output before a branch.
1477 2001-05-20 Richard Henderson <rth@redhat.com>
1479 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
1481 2001-05-20 Richard Henderson <rth@redhat.com>
1483 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
1484 (ASM_DOUBLE): Remove.
1485 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
1486 * config/i386/sun386.h: Likewise.
1488 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
1489 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
1491 * config/i386/cygwin.h (INT_ASM_OP): Remove.
1492 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
1493 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
1494 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
1496 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
1497 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
1498 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
1499 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
1500 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
1501 * config/i386/win32.h: Likewise.
1503 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1505 * invoke.texi: Add more options to summary list.
1507 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
1509 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
1510 used. Fixes PR c/2291.
1511 * gcc.1: Regenerate.
1513 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1515 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
1516 the -fpic and -fPIC options, clear flag_pic.
1518 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1520 * hashtable.c (calc_hash): Fix HASHSTEP definition.
1521 * stringpool.c (make_identifier): No statistics here anymore.
1522 * objc-act.c (steup_string_decl): Remove redundant check.
1524 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
1526 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
1527 cpplib.o, cpphash.o, fix-header): Update.
1528 (hashtable.o): New target.
1529 * c-common.h: Include cpplib.h. Define C_RID_CODE and
1530 struct c_common_identifier here.
1531 * c-lang.c (c_init_options): Update. Call set_identifier_size.
1532 * c-lex.c (c_lex): Update.
1533 * c-pragma.h: Update.
1534 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
1536 (C_RID_CODE): Delete.
1537 * cpphash.c: Rewrite to use hashtable.c.
1538 * cpphash.h: Update include guards.
1539 (struct cpp_reader): Remove hashtab.
1540 hash_ob and buffer_ob are no longer pointers. Add hash_table
1542 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
1543 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
1544 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
1545 * cppinit.c (cpp_create_reader): Update.
1546 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
1547 (cpp_interpret_charconst): Eliminate warning.
1548 * cpplib.c (do_pragma, do_endif, push_conditional,
1549 cpp_push_buffer, cpp_pop_buffer): Update.
1550 (_cpp_init_stacks): Rename cpp_init_directives.
1551 (_cpp_cleanup_stacks): Remove.
1552 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
1553 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
1554 cpp_forall_identifiers, cpp_create_reader): Update.
1555 (C_RID_CODE, cpp_make_node): New.
1556 (c_common_identifier): New identifier node for C front ends.
1557 * cppmain.c (main): Update.
1558 * fix-header.c (read_scan_file): Update.
1559 * flags.h (id_clash_len): Make unsigned.
1560 * ggc.h (ggc_mark_nonnull_tree): New.
1563 * stringpool.c: Update comments and copyright. Update to use
1565 * toplev.c (approx_sqrt): Move to hashtable.c.
1566 (id_clash_len): Make unsigned.
1567 * toplev.h (ident_hash): New.
1568 * tree.c (gcc_obstack_init): Move to hashtable.c.
1569 * tree.h: Include hashtable.h.
1570 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
1571 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
1572 (struct tree_identifier): Update.
1573 (make_identifier): New.
1575 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
1576 (C_RID_CODE): Remove.
1577 * lex.c (cxx_init_options): Call set_identifier_size. Update.
1578 (init_parse): Don't do it here.
1580 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
1582 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
1584 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
1586 (expand_eh_return): Convert between word_mode and Pmode.
1587 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
1589 (execute_stack_op): Likewise.
1590 (execute_cfa_program): Likewise.
1591 (uw_frame_state_for): Likewise.
1592 (uw_update_context_1): Likewise.
1593 * unwind.inc (_Unwind_Reason_Code): Likewise.
1594 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
1595 (EH_RETURN_STACKADJ_RTX): Likewise.
1596 * config/mips/mips.c (compute_frame_size): Make space for saving
1597 EH return registers.
1598 (mips_expand_epilogue): Handle EH stack adjustments.
1599 * config/mips/mips.md (eh_return): New pattern.
1600 (eh_set_lr_si): Likewise.
1601 (eh_set_lr_di): Likewise.
1602 Add splitter to perform EH return after reload.
1604 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1606 * jump.c (mark_jump_label): Tidy previous change.
1608 2001-05-19 Bruce Korb <bkorb@gnu.org>
1610 * fixinc/genfixes: no need for two warnings
1611 * fixinc/Makefile.in: open stdin for those building with a closed one.
1613 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1615 * jump.c (jump_optimize_1): Tidy.
1616 (mark_jump_label): When changing the label in a LABEL_REF, change
1617 update any REG_EQUAL notes as well.
1619 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
1621 * c-parse.in (parm_declarator): Split into
1622 parm_declarator_starttypename and parm_declarator_nostarttypename.
1623 (parm_declarator_starttypename, parm_declarator_nostarttypename):
1624 New. Allow parenthesised sub-declarators which don't begin with a
1625 TYPENAME. Fixes PR c/166.
1627 2001-05-19 Mark Mitchell <mark@codesourcery.com>
1629 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
1631 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1633 * toplev.c (main): If the target does not allow profiling without
1634 a frame pointer, issue an error message.
1635 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
1638 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1640 * recog.c (general_operand): Modify last change to allow it if reload
1643 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1645 * recog.c (general_operand): Prohibit nonzero subreg bytes on
1646 subregs containing mem.
1648 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
1650 * regrename.c (regrename_optimize): frame pointer register can
1653 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
1655 * README.DWARF: Move into dwarfout.c.
1657 2001-05-18 Dale Johannesen <dalej@apple.com>
1659 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
1660 specific misuse of r0 as a reload address.
1662 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
1664 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
1667 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1669 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
1670 (add_to_sequence): Make that decision type.
1671 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
1672 (write_switch, write_cond, debug_decision_2): Likewise.
1674 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
1676 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
1679 2001-05-18 Stan Shebs <shebs@apple.com>
1681 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
1682 * configure: Regenerate.
1684 2001-05-18 Per Bothner <per@bothner.com>
1686 Changes needed for java/jvspec.c
1687 * gcc.h (n_infiles, outfiles): Add declarations.
1688 * gcc.c (n_infiles, outfiles): Mske no longer static.
1690 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
1692 * config/pa/som.h (EXCEPTION_SECTION): Define.
1694 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
1696 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
1698 Add have_location_lists, a variable to determine whether we need a
1699 .debug_loc section or not.
1700 (enum dw_val_class): Add dw_val_class_loc_list.
1701 (dw_val_struct): Add val_loc_list.
1702 (dw_loc_list_struct): New structure, represents location lists.
1703 (new_loc_list): New function, return a new location list, given
1704 the range and location expression.
1705 (add_loc_descr_to_loc_list): New function, add a location
1706 expression to a location list, given the expression and range.
1707 (output_loc_list): New function, output a location list.
1708 (gen_internal_sym): Modified to take symbol prefix, so we can
1709 reuse it for location list symbols.
1710 (add_AT_loc_list): New function, add a location list to a DIE at
1711 the named attribute.
1712 (AT_loc_list): New function, return the location list reference
1713 for a given attribute, if it's a location list.
1714 (print_die): Handle dw_val_class_loc_list.
1715 (size_of_die): Ditto.
1716 (value_format): Ditto.
1717 (output_die): Ditto.
1718 (output_location_lists): New function, output all of the location
1719 lists for a DIE and it's children.
1720 (dwarf2out_finish): Call output_location_lists if we have location
1724 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1726 * gcse.c (try_replace_reg): First try global replace, later try to
1727 simplify the expression.
1729 * gcse.c (find_used_regs): Change calling convention; work via
1731 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
1733 2001-05-18 Bernd Schmidt <bernds@redhat.com>
1736 2001-02-09 Nick Clifton <nickc@redhat.com>
1737 * config/arm/arm.md: Change output constraint on post inc
1738 load/store multiple patterns to be a read/write constraint.
1740 2001-05-18 Mark Mitchell <mark@codesourcery.com>
1742 * basic-block.h (struct basic_block_def): Add documentation about
1743 what a basic block is, and what the various fields are used for.
1744 * flow.c (calculate_globlal_regs_live): Add documentation about
1745 how the algorithm works, and how we know that it will terminate.
1746 Check that the the inductive assumption that guarantees
1747 termination actually holds.
1748 (mark_used_regs): Treat conditionally set registers as used.
1749 (debug_regset): Add comment.
1750 * rtl.texi (cond_exec): Add documentation.
1752 * function.c (expand_function_start): Avoid creating BLKmode
1755 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1757 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
1758 DIE, even if it has no children.
1759 (dwarf2out_finish): Always output the line-number table, even if
1762 2001-05-18 David Edelsohn <edelsohn@gnu.org>
1764 * rs6000.md (movsfcc,movdfcc): Remove NE case.
1766 2001-05-17 Bruce Korb <bkorb@gnu.org>
1768 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
1769 * fixinc/genfixes: emit a warning if AutoGen is out of date
1771 2001-05-17 Brendan Conoboy <blc@cygnus.com>
1772 Bruce Korb <bkorb@gnu.org>
1774 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
1775 found in fixinc directory. Facilitates binary distributions.
1777 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
1779 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
1782 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
1784 * dwarf2out.c (modified_type_die): Equate qualified type to die.
1786 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1788 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
1789 (simplify_subreg): Handle complex types represented as CONCAT.
1791 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
1792 * rtl.h (swap_commutative_operands_p): Declare.
1793 * rtlanal.c (swap_commutative_operands_p): New.
1794 (operand_preference): New static function.
1796 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
1797 (gen_binary): Likewise.
1798 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
1799 * simplify-rtx.c (simplify_gen_binary,
1800 simplify_gen_relational): Likewise.
1802 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1804 * cse.c (fold_rtx): Use simplify_subreg.
1806 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
1807 (simplify_gen_subreg): New.
1808 (simplify_rtx): Use simplify_subreg.
1809 * rtl.h (simplify_gen_subreg): Declare.
1811 2001-05-17 Mark Mitchell <mark@codesourcery.com>
1813 * doc/install.texi: Update Solaris information.
1815 * except.h (protect_cleanup_actions): Remove it.
1816 (lang_protect_cleanup_actions): Declare it.
1817 * except.c (protect_cleanup_actions): Remove it.
1818 (lang_protect_cleanup_actions): New variable.
1819 (init_eh): Don't make protect_cleanup_actions a GC root.
1820 (expand_eh_region_and_cleanup): Call
1821 lang_protect_cleanup_actions.
1822 (output_function_exception_table): Remove unused `align'
1824 * varasm.c (assemble_external): Abort if we have not yet
1825 opened the assembly output file.
1827 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
1829 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
1830 for eh_personality_libfunc.
1832 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1834 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
1835 when calling simplify_subreg. This is needed to allow replacing
1836 of expression of one mode by expression of different mode.
1838 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1840 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
1842 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1844 * expr.c (protect_from_queue): Protect against subsequent calls to
1846 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
1849 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1851 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
1853 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1855 * gccbug.in (CATEGORIES): Add "bootstrap".
1857 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
1859 * simplify-rtx.c (simplify_subreg): Break out from ...
1860 * combine.c (combine_splify_rtx) ... here and ...
1861 * recog.c (validate_replace_rtx_1): ... here;
1862 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
1863 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
1864 (subreg_lowpart_p): ... here.
1866 2001-05-17 Bernd Schmidt <bernds@redhat.com>
1868 * stmt.c (expand_asm_operands): For inout operands, make sure
1869 the substitution of '=' for '+' makes it into the rtl.
1871 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
1872 (reload_as_needed): Call update_eliminable_offsets a bit later.
1874 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1876 * gcc.texi (gccbug): Refer to the web pages for detailed information
1879 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1881 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
1883 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
1884 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
1885 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
1886 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
1887 * cross-make: Don't set LIBGCC1.
1888 * mklibgcc.in: Delete all code for building from libgcc1.c.
1889 Always honor LIB1ASMFUNCS if set.
1891 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
1892 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
1893 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
1894 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
1895 config/i386/uwin.asm, config/m68hc11/larith.asm,
1896 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
1897 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
1898 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
1899 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
1900 Delete or update references to libgcc1 in commentary.
1902 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
1903 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
1904 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
1905 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
1906 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
1907 config/arm/t-semi, config/arm/t-strongarm-coff,
1908 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
1909 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
1910 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
1911 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
1912 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
1913 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
1914 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
1915 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
1916 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
1917 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
1918 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
1919 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
1920 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
1921 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
1922 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
1923 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
1924 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
1925 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
1926 config/mips/t-ultrix, config/mn10200/t-mn10200,
1927 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
1928 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
1929 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
1930 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
1931 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
1932 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
1933 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
1934 config/sparc/t-sparclite, config/sparc/t-splet,
1935 config/sparc/t-sunos41, config/sparc/t-vxsparc,
1936 config/sparc/t-vxsparc64, config/v850/t-v850:
1937 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
1939 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
1940 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
1941 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
1942 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
1943 nongcc_SI_type, nongcc_word_type, or perform_*
1944 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
1946 * config/i386/386bsd.h, config/i386/beos-elf.h,
1947 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1948 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
1949 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
1950 Don't include i386/perform.h.
1952 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
1953 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
1954 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
1955 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
1956 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
1957 config/vax/t-openbsd, config/vax/t-vax: Delete.
1959 * config.gcc: Remove references to deleted files.
1960 (arm-semi-aof): Use arm/t-semi for tmake_file.
1962 * gcc.texi, install.texi, invoke.texi, tm.texi:
1963 Delete or rewrite text which is no longer relevant now that
1964 libgcc1 no longer exists.
1966 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
1967 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
1969 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
1970 Bruce Korb <bkorb@gnu.org>
1972 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
1975 2001-05-16 Zack Weinberg <zackw@stanford.edu>
1977 * i386.md: Add two peepholes to clean up code generated by
1980 2001-05-16 Richard Henderson <rth@redhat.com>
1982 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
1983 variants of non-absolute encodings.
1985 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
1987 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
1988 __register_frame_info_table_bases): Export.
1990 2001-05-16 Richard Henderson <rth@redhat.com>
1992 * except.c (eh_data_format_name): Move to ...
1993 * dwarf2asm.c: ... here. Use designated initializers if available.
1994 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
1995 * dwarf2asm.h: Update declarations.
1996 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
1997 ASM_PREFERRED_EH_DATA_FORMAT.
1998 (output_call_frame_info): Likewise. Use 'L' augmentation for
2001 * unwind-dw2-fde.h (struct fde_vector): New.
2002 (struct old_object): Rename from struct object.
2003 (struct object): New.
2004 (__register_frame_info_bases): Declare.
2005 (__register_frame_info_table_bases): Declare.
2006 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2007 * unwind-dw2-fde.c (objects): Remove.
2008 (unseen_objects, seen_objects): New.
2009 (__register_frame_info_bases): New.
2010 (__register_frame_info): Use it.
2011 (__register_frame_info_table_bases): New.
2012 (__register_frame_info_table): Use it.
2013 (__deregister_frame_info): Rewrite for changed object struct.
2014 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2015 (fde_unencoded_compare): Rename from fde_compare; uninline.
2016 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2017 (start_fde_sort): Adjust for new definition of fde_vector.
2018 (fde_insert): Likewise.
2019 (end_fde_sort): Likewise. Select comparison function based
2020 on properties of the object.
2021 (fde_split): Take object and fde_compare_t arguments.
2022 (frame_heapsort, fde_merge): Likewise.
2023 (classify_object_over_fdes): Rename from count_fdes. Handle
2024 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2026 (add_fdes): Handle encoded pointers.
2027 (init_object): Rename from frame_init. Update for new struct object.
2028 (linear_search_fdes): Rename from search_fdes. Handle encoded
2030 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2031 (binary_search_single_encoding_fdes): New.
2032 (binary_search_mixed_encoding_fdes): New.
2033 (search_object): New.
2034 (_Unwind_Find_FDE): Update for new struct object. Fill in
2036 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2037 iterating over EH data.
2038 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2039 fde_encoding, lsda_encoding.
2040 (read_uleb128, read_sleb128): Remove.
2041 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2042 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2043 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2045 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2047 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2049 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2050 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2051 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2052 cpp_spell_token, cpp_output_token): Similarly.
2053 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2054 do_pragma_poison, parse_assertion, do_assert): Similarly.
2055 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2056 save_parameter, _cpp_create_definition, check_trad_stringification,
2057 cpp_macro_definition): Similarly.
2058 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2059 * c-lex.c (cb_undef, c_lex): Similarly.
2060 * fix-header.c (recognized_function): Similarly.
2061 * cpplib.h (NODE_LEN, NODE_NAME): New.
2062 (cpp_hashnode): Rename length len.
2064 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2066 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2069 2001-05-16 Andreas Jaeger <aj@suse.de>
2071 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2073 * toplev.c: Include dwarf2asm.h for prototype of
2074 dw2_output_indirect_constants.
2076 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2078 * stmt.c (expand_asm_operands): Be able to offload addressof
2079 expression to memory. (PR optimization/185)
2081 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2083 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2084 applying distributive law.
2086 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2088 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2090 * gthr-dce.h (UNUSED): Attribute unused macro.
2091 (__gthread_key_dtor): Make arguments UNUSED.
2092 (__gthread_key_delete): Revise for compatibility with DRAFT4
2095 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2097 * doc/install.texi: Update AIX information.
2098 * README.RS6000: Remove obsolete file.
2100 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2101 Nathan Sidwell <nathan@codesourcery.com>
2103 * gcc.c (give_switch): Don't write before start of string.
2104 Always append suffix.
2106 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2108 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2111 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2113 * README.ALTOS: Remove obsolete file.
2115 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2117 * c-lex.h (save_and_forget_protocol_qualifiers,
2118 forget_protocol_qualifiers, remember_protocol_qualifiers):
2119 Remove deleted functions' prototypes.
2121 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2123 * c-parse.in (methodtype): New production.
2124 (methoddef, methodproto): Collapse separate '-' and '+'
2127 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2129 * c-common.h (RID_FIRST_PQ): New.
2130 * c-parse.in (objc_pq_context): New.
2131 (objc parser): Set objc_pq_context rather than calling
2132 remember_protocol_qualifiers and forget_protocol_qualifiers.
2133 Don't call save_and_forget_protocol_qualifiers.
2134 (yylexname): Handle objc protocol qualifiers here.
2135 * stringpool.c (struct str_header): Replace with sp_hashnode.
2136 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2137 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2138 Allocate an IDENTIFIER_NODE for each identifier.
2139 (FORALL_STRINGS, set_identifier): Delete.
2140 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2141 (ggc_alloc_string): Use an obstack.
2142 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2143 * tree.h: Update comments.
2144 (set_identifier): Delete.
2145 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2146 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2147 remember_protocol_qualifiers): Delete.
2149 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2151 * flow.c (life_analysis): After life analysis is complete, do
2152 an optional scan over insns looking for REG_LABEL notes that
2153 reference a deleted label.
2154 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2155 before peeking at LABEL_NUSES.
2157 2001-05-15 Richard Henderson <rth@redhat.com>
2159 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2160 (_Unwind_GetTextRelBase): New.
2162 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2164 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2166 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2168 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2169 so that CHOOSE_SECTION gets used.
2171 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2172 TARGET_RELOCATABLE like flag_pic for now.
2174 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2176 * rs6000.md (movdi splitter): Sign extend more efficiently.
2177 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2178 to "long long" valid on 32-bit and 64-bit hosts.
2179 (logical_operand): Cast trunc_int_for_mode return value.
2180 (rs6000_emit_move): Shift macro to encapsulate variable.
2181 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2182 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2183 plus_constant requires signed argument.
2185 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2187 * gthr-posix.h: Make additional pthread-* functions weak.
2189 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2191 * recog.c (apply_change_group): Avoid unneeded validating.
2193 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2195 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2196 (num_insns_constant): CONST_INT can be 64-bits.
2198 2001-05-14 Stan Shebs <shebs@apple.com>
2200 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2201 (LIBGCC_SPEC): Don't define.
2203 2001-05-14 Richard Henderson <rth@redhat.com>
2205 * configure.in (gcc_cv_as_eh_frame): New test.
2206 * config.in, configure: Rebuild.
2207 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2209 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2211 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2212 extended precision divide.
2214 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2216 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2217 for RETURNS as well.
2219 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2221 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2222 (CPP_CPU??_SIZE_TYPE): New.
2223 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2224 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2225 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2226 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2228 * i386.c (override_options): Add sorry about not suported modes.
2230 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2232 * config/pa/som.h (NM_FLAGS): Remove.
2233 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2234 (ASM_OUTPUT_SECTION_NAME): Remove.
2235 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2237 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2239 * regrename.c (regrename_optimize): Do not rename registers to
2242 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2244 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2245 contain MEMs. Remove useless distinction about clobbering
2248 2001-05-13 Geoff Keating <geoffk@redhat.com>
2250 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2251 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2252 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2253 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2254 (EXCEPTION_SECTION): Define.
2256 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2258 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2259 binary backward compat only.
2260 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2261 in LIB2FUNCS. Pass it to mklibgcc.
2262 * mklibgcc.in: Handle LIB2FUNCS_ST.
2264 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2266 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2268 * tm.texi (THREAD_MODEL_SPEC): Document it.
2269 * gcc.c (main): Use it.
2270 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2271 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2273 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2275 * rtl.h (SYMBOL_REF_WEAK): New macro.
2276 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2277 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2278 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2279 * gcc.texi: Remove wrong description.
2281 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2283 * Makefile.in (STAMP): New macro.
2284 Replace all uses of `touch' with $(STAMP).
2285 * fixinc/Makefile.in: Likewise.
2287 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2289 * configure.in: ldopen is never in -lexc, so don't test for it.
2290 Add test for exc_resume in -lexc for Ada.
2291 * configure: Regenerated.
2293 2001-05-12 Richard Henderson <rth@redhat.com>
2295 * dwarf2asm.c (size_of_encoded_value): New function.
2296 * dwarf2asm.h: Declare it.
2297 * except.c (output_function_exception_table): Align the TType
2298 array only as wide as the encoding.
2300 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2302 * extend.texi: Document #pragma GCC java_exceptions.
2304 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2306 * c-parse.in (bison parser, init_reswords): Remove uses of
2308 * c-tree.h (doing_objc_thang): Remove.
2310 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2312 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2313 about files not ending in newlines.
2315 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2317 * dwarfout.c (dwarfout_init): Add cast.
2318 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2319 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2321 * method.c (build_mangled_C99_name): Remove unused prototype.
2323 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2325 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2327 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2329 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2330 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2332 2001-05-11 Richard Henderson <rth@redhat.com>
2334 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2335 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2336 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2337 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2338 (dw2_output_indirect_constants): Prototype.
2339 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2340 current_function_func_begin_label if we'll need it for EH. Exit
2341 early for IA64_UNWIND_INFO.
2342 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2343 (eh_data_format_name): Update for indirect references.
2344 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2345 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2346 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2347 define HAVE_eh_return etc.
2348 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2349 (final_end_function): Don't call output_function_exception_table.
2350 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2351 (rest_of_compilation): Invoke output_function_exception_table
2352 for ia64 before assemble_end_function.
2353 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2354 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2356 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2357 * unwind.h: Declare them.
2358 * libgcc-std.ver: Export them.
2359 * unwind-pe.h: New file.
2361 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2363 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2365 (find_fde_for_dso): Extract DT_PLTGOT.
2366 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2367 the segment and gp as well.
2368 * config/ia64/frame-ia64.c: Remove file.
2369 * config/ia64/frame-ia64.h: Remove file.
2370 * config/ia64/unwind-ia64.c: New file.
2371 * config/ia64/unwind-ia64.h: New file.
2372 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2373 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2374 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2375 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2376 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2377 (IA64_UNWIND_INFO): Re-enable.
2378 (HANDLER_SECTION): Remove.
2379 (EH_RETURN_DATA_REGNO): New.
2380 * config/ia64/ia64.md (exception_receiver): Remove.
2381 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2382 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2384 2001-05-11 Richard Henderson <rth@redhat.com>
2386 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2387 calls and jumps to be bundled together.
2388 (ia64_reorg): Emit a break after a noreturn call that ends
2390 * config/ia64/ia64.md (break_f): New.
2392 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2394 * c-lex.c (lex_charconst): Convert into a simple wrapper
2395 around cpp_interpret_charconst, to which most of the code
2397 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2398 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2399 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2400 (lex): Use cpp_interpret_charconst.
2401 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2402 hex_digit_value): New functions.
2403 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2404 * cpplib.h (cpp_interpret_charconst): New prototype.
2405 * Makefile.in: Update.
2407 2001-05-12 Dean Wakerley <dean@wakerley.com>
2409 * doc/install.texi: New file. Converted to texinfo from the HTML
2410 documentation in wwwdocs/htdocs/install.
2412 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2414 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2415 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2417 * toplev.c (compile_file): Move comment for opening output
2418 file to just before the code that opens the output file.
2420 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2422 * regmove.c (regmove_optimize): Suppress the optimization for
2423 unchanging destination register. Add comment above function.
2425 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2427 * Makefile.in: Exterminate all references to assert.h.
2428 * cross-make: Likewise.
2430 * configure.in: Correct commentary.
2431 * configure: Regenerate.
2433 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2436 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2437 config/t-netbsd, config/t-rtems, config/x-linux,
2438 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2439 No need to override INSTALL_ASSERT_H.
2441 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2442 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2443 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2445 2001-05-11 Graham Stott <grahams@redhat.com>
2447 * combine.c (simplify_comparison): Fix typo.
2449 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2451 * loop.h (struct movables): Remove `num'.
2452 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2453 Adjust call to strength_reduce.
2454 (num_unmoved_movables): New function.
2455 (move_movables): Don't set movables->num.
2456 (strength_reduce): Compute the number of instructions in the loop
2457 here, rather than in the caller.
2458 (check_dbra_loop): Always clear reversible_mem_store if there
2459 are any memory sets.
2460 (loop_regs_scan): Don't count instructions here.
2461 (count_insn_in_loop): New function.
2463 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2465 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2467 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2469 * c-common.c (finish_label_expr): New function, lifted from
2470 from cp/semantics.c.
2471 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2472 * c-parse.in: Move 3 blocks of parser code into new functions.
2473 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2474 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2475 (lookup_label): Remove.
2477 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2479 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2480 FLOAT_BIT_ORDER_MISMATCH.
2482 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2484 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
2485 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
2487 2001-05-10 David Edelsohn <edelsohn@gnu.org>
2489 * expr.c (emit_group_load): extract_bit_field requires a REG or
2492 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
2494 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
2495 a computed jump into an unconditional jump.
2496 In second hunk of code for collapsing computed and conditional jumps
2497 into unconditional jumps, reemit the jump in additional cases.
2499 * jump.c (jump_optimize_1): Do not wrap the new jump target
2500 inside a LABEL_REF; gen_jump will do that automatically.
2502 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
2504 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
2505 contents for a SYMBOL_REF in case of floating point constants.
2507 2001-05-10 DJ Delorie <dj@redhat.com>
2509 * c-common.c (combine_strings): Widen strings in a
2510 host-endian-independent way.
2512 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
2514 * c-parse.in: Remove many shift/reduce conflicts. Update
2516 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
2517 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
2518 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
2519 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
2520 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
2521 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
2522 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
2523 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
2524 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
2525 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
2526 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
2527 typespec_reserved_nonattr, typespec_reserved_attr,
2528 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
2529 structsp_nonattr, components_notype, component_notype_declarator,
2530 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
2531 firstparm, setspecs_fp): New
2532 (typed_declspecs, reserved_declspecs, typed_typespecs,
2533 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
2534 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
2535 declmods_no_prefix_attr, nonempty_type_quals, structsp,
2536 type_quals): Remove. Users updated.
2537 (initdecls, notype_initdecls, after_type_declarator,
2538 parm_declarator, notype_declarator, absdcl1, components, ivars):
2539 Don't allow attributes at the start of a declarator; include them
2540 in the production containing the declarator instead. Always
2541 require type specifiers before trying to redeclare a typedef name.
2542 (typename): Allow for attributes but warn that they are ignored.
2543 (parmlist, firstparm, setspecs_fp): Include attributes in
2544 parmlist; suck them off the parser stack in firstparm using
2547 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
2549 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
2550 to determine if a block has an unconditional jump at its end.
2552 * jump.c (jump_optimize_1): When converting a conditional jump
2553 to an unconditional jump, build the jump using gen_jump instead
2554 of just modify operands in-place.
2556 2001-05-09 Zack Weinberg <zackw@stanford.edu>
2558 * cppinit.c (cpp_post_options): Shut off macro expansion if
2560 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
2561 IN_I directives only if the # is in column 1 and the directive
2562 name begins in column 2.
2563 * cppmain.c (scan_buffer): Insert a space between # and an
2564 identifier, when that identifier is a directive name.
2566 * tradcpp.c (struct file_buf): Add a pointer to the next entry
2567 in the header search path.
2568 (enum node_type): Add T_INCLUDE_NEXT.
2569 (directive_table): Add entry for include_next.
2570 (do_include_next): New function.
2571 (process_include): New routine, broken out of do_include.
2572 (finclude): Insert 'nhd' argument, to be copied into
2573 next_header_dir of the new buffer.
2574 (main): Adjust to match.
2575 * gsyslimits.h, limity.h: Un-indent #include_next.
2577 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
2579 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
2580 inclusion as a chapter of the GCC manual.
2581 * gcc.texi: Include objc.texi.
2582 * fdl.texi: Use @unnumberedsec for the addendum.
2583 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
2585 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2587 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
2589 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
2591 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
2592 handling of two-address insns.
2594 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
2596 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
2597 ../binutils/nm-new instead of ../binutils/nm.
2599 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2601 * i386.md (movdi splitter): Fix the splitting condition
2602 (float_extenddftf splitter): Fix mode.
2604 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2606 * genrecog.c (write_switch): Avoid outputting of switch for
2607 types wider than int.
2609 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
2611 * reload1.c (copy_eh_notes): New function.
2612 (emit_input_reload_insns): Call it.
2613 (emit_output_reload_insns): Call it.
2615 2001-05-07 Zack Weinberg <zackw@stanford.edu>
2617 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
2619 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
2620 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
2622 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
2624 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2626 * pa.md (interspace_jump): Revise comment.
2627 (builtin_longjmp): Block initial setup insns from delay slot of
2629 (builtin_setjmp_receiver): New expander to save and restore PIC
2632 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
2634 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
2636 * toplev.c (compile_file): Set up the output file before we call
2637 the various initializers for the compiler.
2639 * except.c (sjlj_mark_call_sites): Do not search for assignments to
2640 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2642 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
2643 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
2645 2001-05-06 Zack Weinberg <zackw@stanford.edu>
2647 * Makefile.in (tradcpp0): Correct typo in dependency list.
2649 2001-05-06 Geoff Keating <geoffk@redhat.com>
2651 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
2652 the link register if we're not going to use it.
2654 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
2655 (output_function_profiler): Likewise.
2657 2001-05-07 Alan Modra <amodra@one.net.au>
2659 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
2661 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
2663 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
2664 zero-extend it. Make abs_inc unsigned.
2666 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
2667 widest mode in narrowing and widening operations.
2669 * config/mips/mips.md: Sign extend CONST_INTs.
2671 2001-05-06 Andreas Jaeger <aj@suse.de>
2673 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
2674 (i386 Options): Document -momit-leaf-frame-pointer.
2676 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2678 * c-typeck.c (internal_build_compound_expr): Check for
2679 array to pointer conversion just once.
2681 2001-05-05 Richard Henderson <rth@redhat.com>
2683 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
2685 2001-05-05 Richard Henderson <rth@redhat.com>
2687 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
2688 to the parent of the fixup region.
2690 2001-05-05 Jakub Jelinek <jakub@redhat.com>
2692 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
2694 * cpp.texi (__NO_INLINE): Document it.
2696 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2698 * cppfiles.c (struct include_file): New member err_no.
2699 (find_or_create_entry): Set it.
2700 (open_file): Don't set fds to -2. Instead, use err_no to
2701 remember previous errors, if any.
2703 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2705 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
2706 between X and Y by using sequences of xgdx and xgdy.
2708 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2710 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
2711 of '!' for the 'D' alternative ('!' is too strong).
2712 ("*logicalsi3_silshl16"): Likewise.
2713 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
2714 ("movstrictsi"): Remove spurious '+'.
2715 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
2716 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
2717 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
2720 2001-05-04 David Edelsohn <edelsohn@gnu.org>
2722 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
2724 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
2726 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
2729 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2731 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
2734 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2736 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
2737 soft register, use ror instead of rol.
2739 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2741 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
2742 into account pre/post increment decrement for 68HC12.
2743 Fix other problems in replacement and fix call to reg_mentioned_p.
2745 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2747 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
2748 Put the soft registers in bss for 68HC12.
2749 (L_regs_d3_4): New for _.d3 and _.d4.
2750 (L_regs_d5_6): Likewise.
2751 (L_regs_d1_2): Likewise.
2752 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
2754 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2756 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
2757 to the pre-processor when -fshort-double is specified.
2758 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
2760 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2762 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
2763 (__mulsi3): Rewrite for 68HC12.
2764 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
2765 Mark 'x' constraint with earlyclobber to prevent a
2766 RELOAD_FOR_OTHER_ADDRESS to go in it.
2767 (mulhi3_m68hc12): New pattern.
2768 (mulhi3_m68hc11): Rename of mulhi3.
2769 (mulhi3): New expand for 68HC12 optimisation.
2770 (umulhisi3, mulhisi3): New patterns for 68HC12.
2772 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2774 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
2775 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
2776 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
2778 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2780 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
2781 constants cheap after reload.
2782 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
2784 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
2785 so that gcc prefers a shift by 16.
2786 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
2788 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
2790 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
2792 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2794 * alpha.h: NULL_PTR -> NULL.
2801 * i386.md: Likewise.
2804 * m68hc11.h: Likewise.
2805 * rs6000.h: Likewise.
2808 * sparc.h: Likewise.
2812 * final.c: Likewise.
2814 * recog.c: Likewise.
2816 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2818 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
2819 `bool' parameter to `int'.
2821 * hash.c (hash_lookup): Likewise.
2823 * hash.h (hash_lookup): Likewise.
2825 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
2827 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2829 * i386.c (x86_initialize_trampoline): Fix mode of constant.
2831 2001-05-03 Geoff Keating <geoffk@redhat.com>
2833 * invoke.texi (i386 Options): Delete references to -malign-jumps,
2834 -malign-loops, -malign-functions.
2835 * i386.c (ix86_align_funcs): Delete.
2836 (ix86_align_loops): Delete.
2837 (ix86_align_jumps): Delete.
2838 (override_options): Mark -malign-* as obsolete. Emulate their
2839 behaviour with the -falign-* options. Default -falign-* from
2840 the processor table.
2841 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
2842 patch of Wed May 2 13:09:36 2001.
2843 (LOOP_ALIGN): Delete.
2844 (LOOP_ALIGN_MAX_SKIP): Delete.
2845 (LABEL_ALIGN_AFTER_BARRIER): Delete.
2846 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
2848 2001-05-04 Andreas Jaeger <aj@suse.de>
2850 * except.h: Add prototype declaration for
2851 expand_builtin_init_dwarf_reg_sizes.
2853 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
2855 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
2857 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2859 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
2861 ("bitcmpqi2"): New pattern for bit-extract and test.
2862 ("bitcmphi"): New pattern for bitb/bita instructions.
2864 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2866 * gccbug.in: Use a temporary directory when the mktemp command is
2869 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2871 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
2873 (INITIALIZE_TRAMPOLINE): Call it.
2874 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
2875 (TRAMPOLINE_TEMPLATE): Remove.
2876 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
2877 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
2880 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2882 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
2883 and crtendS.o with PIC.
2885 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2887 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
2889 (___subdi3, ___adddi3): Use x instead of y as index register.
2890 (__init_bss_section, __map_data_section): Optimize for 68HC12.
2891 (__memset, __memcpy): Likewise.
2892 (regs): Put the soft registers in bss for 68HC12.
2893 (abort): Use trap to abort for 68hc12.
2894 (__mulhi3, __mulhi32): Use emul for 68hc12.
2895 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
2897 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2899 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
2900 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
2901 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
2902 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
2903 Set 68HC12 min offset to -65536.
2904 (print_operand): Put parenthesis arround the operand if it refers
2905 to a symbol having the same name as a register.
2906 (m68hc11_z_replacement): When z register is replaced by its
2907 equivalent soft register, force the insn to be re-recognized.
2908 (m68hc11_check_z_replacement): Fix the test when destination is
2909 the index register and z dies in the insn.
2910 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
2912 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2914 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
2915 costs according to processor variant.
2916 (m68hc11_shift_cost): New function to compute shift costs.
2917 (m68hc11_rtx_costs): Define costs according to processor variant.
2918 (m6811_cost): Costs for 68HC11.
2919 (m6812_cost): Costs for 68HC12.
2920 (COSTS_N_INSNS): Remove.
2922 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
2923 (DEFAULT_RTX_COSTS): Remove.
2924 (CONST_COSTS): Define costs according to OUTER_CODE.
2925 (processor_costs): New struct to define costs.
2926 (m68hc11_cost): Pointer to current costs.
2928 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2930 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
2931 and use m68hc11_notice_keep_cc when using leax/leay.
2932 (addhi3 split): Reject split if the insn is handled by
2934 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
2935 push must be handled in a special way if the source operand uses
2936 sp as index register.
2937 (m68hc11_notice_keep_cc): New function.
2938 (m68hc11_gen_movhi): Use it when an insn changes a register but
2940 (m68hc11_gen_movqi): Fix move for 68HC12.
2941 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
2943 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2945 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
2946 and don't pass operands[0] to emit_library_call_value.
2948 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2950 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
2951 (zero_extendsi split): Simplify and use (zero_extendhi).
2952 (*addhi3): Remove 'w' constraint since stack pointer is handled
2954 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
2955 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
2956 (*ashrhi3_const): Fix shift by 7.
2957 (*lshrsi3_const16): Fix template.
2958 (call, call_value): Fix constraint and predicate.
2960 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2962 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
2963 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
2964 (CC_REGNUM): Likewise.
2965 (*unnamed splits): Use above constants instead of hard coded numbers.
2966 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
2967 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
2968 (*return_16bit, *unnamed peepholes): Likewise.
2970 2001-05-03 David O'Brien <obrien@FreeBSD.org>
2972 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
2973 rs6000/rs6000.h twice.
2975 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
2977 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
2978 (CPP_SPEC): Conditionally define MSDOS and GO32.
2979 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
2980 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
2982 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
2984 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
2986 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
2988 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2990 * integrate.h (struct inline_remap): Add leaf_reg_map table.
2991 * integrate.c (expand_inline_function): Use xcalloc to allocate
2993 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
2996 2001-05-03 Mark Mitchell <mark@codesourcery.com>
2998 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3001 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3003 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3004 linker if -mrelax is given.
3005 (TARGET_SWITCHES): Document -mrelax.
3007 Re-installed 2001-01-09's patch:
3008 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3009 if it's wider than long and the target's long is wider than the
3012 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3014 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3015 directly include rs6000/rs6000.h. Instead do it in tm.h.
3017 2001-05-02 Stan Shebs <shebs@apple.com>
3019 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3020 NSConstantString for NeXT-style runtimes.
3021 (STRING_OBJECT_GLOBAL_NAME): New macro.
3022 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3023 OCTI_STRING_CLASS_DECL.
3024 (constant_string_global_id): New macro.
3025 (string_class_decl): Ditto.
3026 (setup_string_decl): New function.
3027 (build_objc_string_object): Use it to build a NeXT runtime
3028 compatible string initializer.
3030 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3032 * tradcpp.c (do_define): Make sure we don't walk past limit.
3034 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3036 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3037 offsets if not REG_OK_STRICT.
3039 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3040 (INT_REG_OK_FOR_INDEX_P): Likewise.
3041 (INT_REG_OK_FOR_BASE_P): Likewise.
3042 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3043 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3044 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3045 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3046 REG_OK_FOR_BASE_P. Take an additional parameter.
3047 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3048 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3049 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3050 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3051 rs6000_legitimate_address() and use it.
3052 * config/rs6000/rs6000.c: Update all callers.
3053 (rs6000_legitimate_address): New function.
3055 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3057 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3058 special_constant conditional blocks together.
3060 2001-05-02 Dale Johannesen <dalej@apple.com>
3062 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3064 (STRICT_ARGUMENT_NAMING): Define.
3065 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3066 function_arg_partial_nregs, setup_incoming_varargs): Remove
3067 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3070 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3072 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3074 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3077 * expr.c (store_field): Do nothing except elaborate side-effects if
3080 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3082 * c-lex.c: NULL_PTR -> NULL.
3084 * emit-rtl.c: Likewise.
3086 * genpeep.c: Likewise.
3088 * mips-tdump.c: Likewise.
3089 * reload1.c: Likewise.
3090 * rtlanal.c: Likewise.
3092 * stor-layout.c: Likewise.
3093 * toplev.c: Likewise.
3095 2001-05-01 Per Bothner <per@bothner.com>
3097 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3098 call do_pending_stack_adjust before emiting label.
3100 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3102 * extend.texi: Fix typo.
3104 2001-05-01 Stan Shebs <shebs@apple.com>
3106 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3107 of UOBJC_MODULES_decl.
3108 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3109 (generate_descriptor_table): Ditto.
3110 (generate_protocols): Ditto.
3111 (generate_protocol_list): Ditto.
3112 (generate_classref_translation_entry): Ditto.
3114 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3116 * invoke.texi (Optimize Options): Add documentation for `--param
3117 max-delay-slot-insn-search' and `--param
3118 max-delay-slot-live-search' and reorder --param section.
3119 * params.def: Modify initial comment.
3120 * params.h (param_info): Add `help' member.
3121 * toplev.c (lang_independent_params): Include `help' description.
3122 (display_help): Print --param parameters.
3124 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3126 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3127 Remove references to deleted files.
3128 (*-*-openbsd): No need to override xmake_file.
3129 (*-*-sysv4): Treat like *-*-sysv.
3131 * configure.in: Probe for ldopen in various places, and set up
3132 collect2 to be linked with them if found.
3133 Don't dink with Windows registry stuff unless $host_os is a
3134 Win32 os name. Check to see if we need -ladvapi32.
3135 * configure: Regenerate.
3137 * Makefile: Get rid of CLIB and HOST_CLIB.
3138 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3139 * build-make: Get rid of HOST_CLIB.
3141 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3142 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3143 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3144 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3145 config/rs6000/x-rs6000: Delete.
3147 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3150 24 x-host fragments remain, 0 x-cpu, 3 top level.
3152 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3154 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3155 * configure: Regenerate.
3157 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3159 * Makefile.in (install-headers): Remove redundant dependency.
3161 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3163 * c-tree.texi (USING_STMT): Document.
3165 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3167 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3168 * c-common.c: Likewise.
3169 * c-decl.c: Likewise.
3170 * combine.c: Likewise.
3171 * rs6000.c: Likewise.
3172 * except.c: Likewise.
3173 * explow.c: Likewise.
3175 * fold-const.c: Likewise.
3176 * function.c: Likewise.
3179 * integrate.c: Likewise.
3181 * objc/objc-act.c: Likewise.
3182 * recog.c: Likewise.
3183 * reg-stack.c: Likewise.
3184 * reload.c: Likewise.
3185 * reload1.c: Likewise.
3186 * simplify-rtx.c: Likewise.
3188 * varasm.c: Likewise.
3190 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3192 * diagnostic.def: New file.
3193 * diagnostic.h (diagnostic_t): New enum.
3194 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3196 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3198 * tsystem.h: Test only POSIX for availability of string.h
3200 * config.gcc (all systems): If USG appeared in xm_defines,
3201 change it to POSIX. If both USG and POSIX appeared, just
3202 delete USG. Remove unnecessary quotes around xm_defines
3204 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3205 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3206 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3207 powerpc-*-linux*): No need to set xm_defines - handled by
3208 global settings for *-*-linux*.
3210 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3212 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3213 Always include gstab.h, not system stab.h. Don't provide
3214 default definitions of N_CATCH or N_OPT. Always use the
3215 gstab.h variant of STAB_CODE_TYPE.
3216 * final.c: Don't include stab.h/gstab.h at all, or provide
3217 defaults for N_SLINE and N_SOL.
3219 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3220 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3222 * sdbout.c: Always include gsyms.h instead of system syms.h.
3224 * configure.in: No need to check for stab.h.
3225 * configure, config.in: Regenerate.
3226 * Makefile.in (final.o): Don't depend on gstab.h.
3228 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3229 Richard Henderson <rth@redhat.com>
3231 * extend.texi: Improve documentation of volatile asms.
3233 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3235 * c-tree.texi: Fix thinko.
3236 * gcc.texi: Likewise.
3238 2001-04-30 Richard Henderson <rth@redhat.com>
3240 * c-common.c (c_promoting_integer_type_p): New function, from the
3241 corpse of old macro. Properly promote too-small enumerations and
3242 booleans. Adjust all callers.
3243 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3244 (c_promoting_integer_type_p): Declare.
3245 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3246 * c-typeck.c: Likewise.
3247 (default_conversion): Remove now redundant boolean check.
3249 2001-04-30 Jan Hubicka <jh@suse.cz>
3250 Richard Henderson <rth@redhat.com>
3252 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3254 (combine_stack_adjustments_for_block): Don't combine stack
3255 allocation followed by deallocations. Handle grow-up stacks.
3257 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3259 * fdl.texi: New file.
3260 * c-tree.texi: Use the GFDL.
3261 * gcc.texi: Likewise.
3263 2001-04-30 Stan Shebs <shebs@apple.com>
3265 * invoke.texi: Add a section documenting Objective-C options.
3267 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3269 * emit-rtl.c (try_split): Copy EH notes to sequence.
3271 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3273 * regmove.c (record_stack_memrefs): Catch all references to the
3276 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3278 * Makefile.in (stmp-fixinc): quote shell assignment values
3280 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3282 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3286 * prefix.c: Likewise.
3288 2001-04-28 Stan Shebs <shebs@apple.com>
3290 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3291 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3292 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3293 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3295 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3296 (NEXT_OBJC_RUNTIME): Define.
3298 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3300 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3301 * simplify-rtx.c (simplify_gen_relational): Likewise.
3303 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3305 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3306 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3308 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3309 registers in SSE case; fix handling of the immediates.
3310 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3311 operands to be in regsiters before reload.
3312 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3313 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3314 (abstf,absxf,negtf,negxf splitters): Compute
3315 properly the regnum for x86_64.
3316 (avsdf2_if_rex64): New.
3318 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3320 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3321 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3322 into the constant pool.
3323 * jump.c (jump_optimize_1): Remove barrier successors after all
3324 the LABEL_NUSES counds have been computed.
3325 (delete_barrier_successors): When deleting a tablejump insn, also
3326 delete the jump table it uses.
3327 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3330 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3332 * pa.c (FRP): Remove erroneous white space in macro definition.
3334 2001-04-28 Andreas Jaeger <aj@suse.de>
3336 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3338 * extend.texi: Likewise.
3339 * tm.texi: Likewise.
3341 2001-04-28 Andreas Jaeger <aj@suse.de>
3343 * md.texi: Use XX-bit instead of XXbit or XX bit where
3346 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3348 * gcc.c (process_command): Allow -l lib in addition to -llib
3349 for POSIX compliance. This fixes PR c/2347.
3351 * invoke.texi: Update section on Link Options accordingly.
3353 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3355 * function.c (purge_addressof_1): Remove the duplicate
3356 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3359 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3361 * except.c (expand_eh_region_start): Don't start a new block.
3362 (expand_eh_region_end): Don't end a block.
3363 * stmt.c (expand_end_bindings): Don't end EH blocks.
3364 (expand_decl_cleanup): Starting an EH region won't change the block.
3365 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3366 (is_eh_region): Lose.
3369 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3371 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3373 * collect2.c (main): Add `-L' case to remove duplicate entries.
3374 (is_in_args): New function to check for a duplicate argument.
3375 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3376 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3377 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3378 Define to be nonzero.
3380 2001-04-27 Andreas Jaeger <aj@suse.de>
3381 Richard Henderson <rth@redhat.com>
3383 * md.texi (Machine Constraints): Document additional i386
3384 constraints and fix description of "A".
3386 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3388 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3390 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3392 * except.c (get_exception_filter): word_mode, not Pmode.
3394 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3396 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3397 common to other movsf patterns. Move up so that in future
3398 people who change the other patterns will change it too.
3399 (movsf_lo_sum): Allow even for soft-float; add appropriate
3401 (movsf_high): Likewise.
3402 (movsf_high+1): Allow even for soft-float.
3404 * function.c (expand_function_end): Always clobber the
3405 return registers, even if there is no return label.
3407 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3409 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3411 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3413 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3414 (pushqi2_rex64, pushhi2_rex64): Add.
3416 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3418 * except.c (expand_eh_region_end_cleanup): Force pending stack
3419 adjust before emitting label that branches around cleanup code.
3421 2001-04-26 H.J. Lu (hjl@gnu.org)
3423 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3425 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3427 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3428 (ASM_OUTPUT_SECTION_NAME): Likewise.
3429 (ASM_WEAKEN_LABEL): Likewise.
3430 (UNIQUE_SECTION): Likewise.
3431 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3432 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3433 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3434 (ASM_OUTPUT_SECTION_NAME): Likewise.
3435 (ASM_WEAKEN_LABEL): Likewise.
3436 (UNIQUE_SECTION): Likewise.
3437 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3438 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3439 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3440 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3441 (ASM_FILE_START): Likewise.
3442 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3443 (ASM_DECLARE_OBJECT_NAME): Likewise.
3444 (ASM_FILE_END): Likewise.
3445 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3446 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3447 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3448 (ASM_OUTPUT_CASE_LABEL): Likewise.
3449 (ASM_OUTPUT_SKIP): Likewise.
3450 (ASM_OUTPUT_ASCII): Likewise.
3451 (ASM_OUTPUT_IDENT): Likewise.
3452 (READONLY_DATA_SECTION): Likewise.
3453 (EXTRA_SECTIONS): Likewise.
3454 (EXTRA_SECTION_FUNCTIONS): Likewise.
3455 (SELECT_RTX_SECTION): Likewise.
3456 (SELECT_SECTION): Likewise.
3458 * config/mips/linux.h (INVOKE__main): Undefine.
3459 (CTOR_LIST_BEGIN): Likewise.
3460 (CTOR_LIST_END): Likewise.
3461 (DTOR_LIST_BEGIN): Likewise.
3462 (DTOR_LIST_END): Likewise.
3463 (SET_ASM_OP): Defined it to ".dummy".
3464 (ASM_OUTPUT_DEF): Defined.
3465 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3467 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3469 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3470 assembler supports .p2align.
3472 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3474 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3476 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3478 * integrate.c (expand_inline_function): Check for error_mark_node
3481 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3483 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
3486 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
3488 * configure.in (configargs.h): Define thread_model.
3489 * configure: Rebuilt.
3490 * gcc.c (main): Print it with -v.
3492 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
3494 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
3495 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
3496 * gcc.1: Regenerate.
3498 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3500 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
3501 is_redundant_typedef): Use static inline instead of inline static.
3503 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
3505 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
3506 this directory is always searched.
3508 2001-04-25 Richard Henderson <rth@redhat.com>
3510 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
3511 of registers to restore along non eh_return path.
3513 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3515 * c-format.c (check_format_info_recurse): Handle
3516 PLUS_EXPR for format string.
3518 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3520 * config/ia64/ia64.h (CC1_SPEC): Define.
3521 * config/ia64/linux.h (CC1_SPEC): Define.
3523 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
3525 * emit-rtl.c (constant_subword): Also do sign extension in
3526 BITS_PER_WORD == 16 case.
3528 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
3530 * loop.c (try_swap_copy_prop): Go back to checking insn.
3532 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3534 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
3535 if check_mode is non-zero.
3537 2001-04-25 Jakub Jelinek <jakub@redhat.com>
3539 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
3540 out and comparison sequence has been detected, put result into
3541 proper temporary pseudo.
3543 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3545 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
3546 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
3547 * libgcc2.c: Remove __dummy and __builtin_saveregs.
3548 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
3549 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
3550 for future reference.
3552 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
3554 * except.c (reachable_handlers): Step out one level from a RESX.
3556 * except.c (struct eh_region): Rename 'last' to 'resume'.
3557 (mark_eh_region, duplicate_eh_region_1): Adjust.
3558 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
3559 (build_post_landing_pads): Likewise.
3560 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
3561 (expand_eh_region_end_must_not_throw): Likewise.
3562 (connect_post_landing_pads): Thread (only) regions with non-deleted
3565 * except.c (expand_eh_region_end_cleanup): Save the EH return data
3566 registers around the cleanup.
3567 (get_exception_filter): New fn.
3568 (finish_eh_generation): Use it.
3570 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
3572 * c-semantics.c (add_scope_stmt): Don't call
3573 current_scope_stmt_stack multiple times.
3575 2001-04-24 Zack Weinberg <zackw@stanford.edu>
3576 Nathan Sidwell <nathan@codesourcery.com>
3578 Lazy __FUNCTION__ generation.
3579 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
3580 RID_C99_FUNCTION_NAME): New _RIDs.
3581 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
3582 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
3583 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
3585 (function_id_node, pretty_function_id_node, func_id_node): Remove.
3586 (c99_function_name_decl_node, function_name_decl_node,
3587 pretty_function_name_decl_node, saved_function_name_decls):
3589 (struct language_function): Remove x_function_name_declared_p.
3590 (make_fname_decl): Remove a parameter.
3591 (declare_function_names): Remove prototype.
3592 (start_fname_decls, finish_fname_decls): Prototype.
3593 (fname_as_string): Likewise.
3594 (fname_string, fname_decl): Likewise.
3595 * c-common.c (make_fname_decl): Adjust.
3596 (struct fname_var_t): New struct.
3597 (fname_vars): New static array.
3598 (declare_function_name): Remove.
3599 (start_fname_decls, finish_fname_decls): New functions.
3600 (fname_as_string): New function from remnants of
3601 declare_function_name.
3602 (fname_string, fname_decl): New functions.
3604 * c-decl.c (c_function_name_declared_p): Remove.
3605 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
3606 don't call declare_function_name. Call start_fname_decls.
3607 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
3608 clobber the line number. Call finish_decl.
3609 (start_function): Call start_fname_decls.
3610 (finish_function): Call finish_fname_decls.
3611 Remove c_function_name_declared_p.
3612 (push_c_function_context): Don't push c_function_name_declared_p.
3613 (pop_c_function_context): Don't pop c_function_name_declared_p.
3614 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
3615 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
3616 (program): Call finish_fname_decls for C.
3617 (primary): Add VAR_FUNC_NAME.
3618 (reswords): Add slots for __FUNCTION__ et al.
3619 (rid_to_yy): Add mappings for __FUNCTION__ et al.
3620 (yylexname): If it's a STRING_FUNC_NAME generate the function name
3621 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
3622 * c-semantics.c (prune_unused_decls): Remove.
3623 (finish_stmt_tree): Don't call prune_unused_decls.
3624 (genrtl_decl_stmt): Don't prune unused decls here.
3626 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
3628 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
3629 constant pool, use the pool's SYMBOL_REF instead.
3631 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
3634 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
3636 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
3637 passing nested NOP_EXPRs to fold.
3639 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
3641 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
3643 2001-04-22 Mark Mitchell <mark@codesourcery.com>
3645 * loop.c (loop_delete_insns): Add prototype.
3647 2001-04-23 Phil Edwards <pme@sources.redhat.com>
3649 * configure.in: Remove ENABLE_STD_NAMESPACE.
3650 * config.in: Regenerated.
3651 * configure: Regenerated.
3653 2001-04-22 Stan Shebs <shebs@apple.com>
3655 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
3657 * config/rs6000/xm-darwin.h: Remove file.
3659 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3661 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
3662 (write_c_file_stat): Likewise.
3664 * dbxout.c (dbxout_init): Likewise.
3666 * profile.c (output_func_start_profiler): Likewise.
3668 2001-04-22 Philipp Thomas <pthomas@suse.de>
3670 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
3671 require it instead of the CVS version.
3672 * cpperror.c (v_message): Put a blank before the macro
3673 body to not confuse exgettext.
3675 2001-04-21 Mark Mitchell <mark@codesourcery.com>
3677 * flow.c (proagate_one_insn): Remove useless assignment.
3678 * jump.c (delete_insn): Tidy.
3679 * loop.c (try_copy_prop): When deleting an instruction with a
3680 REG_RETVAL note, delete the entire libcall sequence.
3681 (loop_delete_insns): New function.
3682 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
3683 we're not substituting into them yet.
3685 2001-04-21 Kazu Hirata <kazu@hxi.com>
3687 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
3689 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
3691 * config/i960/i960.c (signed_arith_operand): Likewise.
3693 * calls.c (expand_call): Fix a comment typo.
3695 2001-04-20 Zack Weinberg <zackw@stanford.edu>
3697 * configure.in: Probe for times, clock, struct tms, and clock_t.
3698 * configure, config.in: Regenerate.
3699 * timevar.c: Replace ifdef forest in get_time with (relatively)
3700 straightforward series of checks based on autoconf's probes.
3702 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
3704 * config/pa/som.h (NM_FLAGS): Define.
3706 2001-04-20 Bernd Schmidt <bernds@redhat.com>
3708 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
3710 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
3711 * ia64.c (nop_cycles_until): New function.
3712 (prev_cycle, prev_first, last_issued): New static variables.
3713 (ia64_sched_reorder): Additional arg for clock.
3714 On final scheduling pass, emit extra NOPs as needed.
3715 Set prev_first and prev_cycle.
3716 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
3717 (ia64_variable_issue): Set last_issued.
3719 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
3721 * config/i386/i386.c (ix86_expand_int_movcc,
3722 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
3724 2001-04-20 Geoff Keating <geoffk@redhat.com>
3726 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
3727 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
3728 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
3729 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
3730 ctrdi_internal6): In the short-branch case, this insn is only 4
3731 bytes long. Reported by Reza Yazdani <reza@apple.com>.
3733 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3735 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
3736 "=u" is used together with "st" resp. "st(1)" clobber.
3738 2001-04-20 Jakub Jelinek <jakub@redhat.com>
3740 * gcse.c (gcse_main): Fix comment typo.
3741 (delete_null_pointer_check): Likewise.
3742 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
3743 * cse.c (cse_insn): Likewise.
3744 * function.c (fixup_var_refs_insns_with_hash): The sequence is
3747 2001-04-19 Zack Weinberg <zackw@stanford.edu>
3749 * toplev.c: Excise all code for the undocumented -dm option.
3750 (float_signal): Call signal just once, unconditionally.
3752 2001-04-19 Geoff Keating <geoffk@redhat.com>
3754 * fold-const.c (fold): Use first_rtl_op rather than
3755 TREE_CODE_LENGTH when looping over parameters of a tree.
3756 Correct strange grouping in test for evaluated SAVE_EXPR.
3758 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
3760 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
3761 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
3763 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
3764 name at 32 total characters.
3765 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
3766 functions in named sections -- data items can still go into unique
3767 sections, but they have normal names (ie $LIT$ and $DATA$).
3769 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
3772 2001-04-19 DJ Delorie <dj@redhat.com>
3774 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3775 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
3776 * config/i386/cygwin.h: Likewise.
3777 * config/i386/mingw32.h: Likewise.
3778 * config/vax/vms.h: Likewise.
3779 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
3781 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
3782 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
3783 * config/i386/xm-cygwin.h: Likewise.
3784 * config/i386/xm-djgpp.h: Likewise.
3785 * config/i386/xm-mingw32.h: Likewise.
3786 * config/vax/xm-vms.h: Likewise.
3788 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
3789 instead of OBJECT_SUFFIX.
3790 * collect2.c (find_a_file): Look for files matching the extension
3791 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
3792 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
3793 TARGET_EXECUTABLE_SUFFIX.
3794 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
3795 (make_relative_prefix): Likewise.
3796 (convert_filename): Use TARGET_ suffixes throughout. Remove
3798 (process_command): Likewise.
3799 (do_spec_1): Likewise.
3800 * java/lang.c (init_parse): Likewise.
3802 * gcc.texi : Document four new options matching the pattern
3803 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
3804 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
3805 documentation for NO_AUTO_EXE_SUFFIX.
3807 2001-04-19 Mark Mitchell <mark@codesourcery.com>
3809 * toplev.h (struct lang_hooks): Allow decode_option to indicate
3810 that language-independent processing should not be done.
3811 * toplev.c (main): Adjust accordingly.
3813 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
3814 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
3816 * mips.md (reload_outputdi): Require that operand0 be a
3819 2001-04-19 Jakub Jelinek <jakub@redhat.com>
3821 * invoke.texi (-Wshadow): Clarify.
3823 2001-04-18 Mark Mitchell <mark@codesourcery.com>
3825 * loop.c (load_mems): Examine all the instructions in the loop
3826 before concluding that all jumps branch to the first instruction
3829 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
3831 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
3833 2001-04-18 Jakub Jelinek <jakub@redhat.com>
3835 * cpp.texi (-Wwhite-space): Remove.
3836 (-Wall): -Wall does not imply -Wwhite-space.
3838 2001-04-17 Zack Weinberg <zackw@stanford.edu>
3840 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
3841 use it instead of blindly generating a .stabs.
3842 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
3844 * xcoffout.c: Don't bother defining default for N_CATCH.
3845 (UNKNOWN_STAB): Use internal_error.
3846 (stab_to_sclass): Remove now-unnecessary aborts.
3847 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
3849 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
3851 * jump.c (mark_all_labels): Canonicalize the tail recursion
3852 label attached to CALL_PLACEHOLDER insns.
3854 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3856 * output.h (dump_flow_info, free_basic_block_vars,
3857 which_alternative): Delete redundant prototypes.
3859 * rtl.h (bss_section): Likewise.
3861 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
3863 * dbxout.c (N_OPT): Define if not available from <stab.h>
3865 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3867 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
3868 libraries and native K&R compilers.
3870 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3872 * c-typeck.c (convert_arguments): Don't check for width changes
3875 * invoke.texi (-Wtraditional): Update documentation.
3877 2001-04-16 Zack Weinberg <zackw@stanford.edu>
3879 * toplev.c (output_lang_identify): Delete.
3880 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
3881 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
3882 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
3883 after calling ASM_FILE_END.
3885 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
3886 Instead, unconditionally emit an N_OPT stab with string equal
3887 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
3889 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
3891 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
3892 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
3893 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
3894 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
3895 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
3896 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
3897 config/i370/i370.h, config/i386/beos-elf.h,
3898 config/i386/osf1elf.h, config/i386/osfrose.h,
3899 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
3900 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
3901 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
3902 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
3903 config/mips/iris6.h, config/mips/osfrose.h,
3904 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
3905 config/sparc/sp64-elf.h:
3906 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
3907 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
3909 * config/elfos.h, config/freebsd.h, config/linux.h,
3910 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
3911 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
3912 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
3913 of ASM_FILE_START which merely emit a .version directive. Delete
3914 definitions of ASM_FILE_END which merely emit an .ident directive.
3916 * config/avr/avr.h, config/vax/vax.h: Delete definition of
3917 ASM_IDENTIFY_GCC and move part of its logic into
3920 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
3921 config/sparc/linux-aout.h: Don't emit .version directive in
3924 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
3925 (output_file_start): Correct comment.
3927 * config/i386/osfrose.h: Don't emit trailing .ident directive.
3928 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
3930 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
3931 * config/rs6000/aix.h: Correct comment.
3933 * config/i386/i386afe.h: Delete.
3934 * config.gcc: Remove references to i386afe.h.
3936 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
3937 other macros deleted by this patch were undocumented.
3939 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
3941 * pa.md (reload_outdi): Operand 0 must be a non hard register.
3943 * pa.c (secondary_reload_class): SAR<->FP copies require a
3946 * install.texi (mips-mips-bsd): Update list of functions
3947 required to include memmove.
3948 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
3949 used functions to include memmove.
3951 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
3953 * i386.md (sqrtdf2): SFmode should be DFmode.
3955 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
3957 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
3958 (find_moveable_store): Likewise.
3960 2001-04-15 Jim Wilson <wilson@redhat.com>
3962 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
3964 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
3966 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
3967 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
3969 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
3971 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
3974 2001-04-14 Alan Modra <amodra@one.net.au>
3976 * pa.c (force_mode): New function.
3977 (emit_move_sequence): Use it instead of generating new rtx_REGs.
3979 2001-04-13 Jim Wilson <wilson@redhat.com>
3981 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
3982 (first_instruction): New static variable.
3983 (rtx_needs_barrier): Return 1 for alloc.
3984 (init_insn_group_barriers): Set first_instruction.
3985 (rws_sum): Delete duplicate definition.
3986 (group_barrier_needed_p): Return 0 when first_instruction true.
3987 (safe_group_barrier_needed_p): Save and restore first_instruction
3988 around group_barrier_needed_p call.
3990 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
3992 * expr.h (enum libfunc_index): Add LTI_memmove.
3993 (memmove_libfunc): Define macro.
3994 * optabs.c (init_optabs): Initialize memmove_libfunc.
3995 * expr.c (expand_assignment): Use memmove_libfunc instead of
3998 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4000 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4003 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4005 * Makefile.in (reg-stack.o): Depend on reload.h.
4006 (insn-attrtab.o): Depend on flags.h.
4008 * genattrtab (main): Include flags.h in insn-attrtab.c.
4010 * reg-stack.c: Include reload.h.
4012 * sparc.h (flag_pic): Delete redundant declaration.
4014 * output.h (flag_pic): Likewise.
4016 * tree.h (pedantic): Likewise.
4018 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4020 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4022 * jump.c, regmove.c, toplev.c: Include reload.h.
4024 * reload.h (reload_cse_regs): Declare.
4026 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4027 reload_cse_regs, init_reload, mark_home_live, reload,
4028 init_caller_save): Delete redundant prototypes.
4030 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4032 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4034 * regclass.c, ssa.c: Include expr.h.
4036 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4037 gen_move_insn): Delete redundant declarations.
4039 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4041 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4042 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4043 MAKEINFO and MAKEINFOFLAGS too.
4044 (stage4_build): Correctly order -B flags.
4046 2001-04-13 Alan Modra <amodra@one.net.au>
4048 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4049 PIC_OFFSET_TABLE_SAVE_RTX.
4050 (zdepi_cint_p): Describe zdepi insn.
4051 Formatting and white space fixes throughout file.
4053 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4054 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4055 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4056 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4057 (output_64bit_and): Use plain `int's for shift counts.
4058 (output_64bit_ior): Likewise.
4059 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4060 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4063 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4064 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4065 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4066 NEW_HP_ASSEMBLER into one. Kill warnings.
4068 * pa-gas.h: Delete file.
4069 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4070 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4071 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4072 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4074 * config/pa/mill32.S: New file.
4075 * config/pa/mill64.S: New file.
4076 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4077 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4078 * config/pa/t-linux64: New file.
4079 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4080 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4081 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4083 * elfos.h (SELECT_SECTION): Undef before defining.
4084 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4085 (LIB_SPEC): Remove -lmilli.
4086 (DBX_REGISTER_NUMBER): Remove.
4087 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4088 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4089 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4090 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4091 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4092 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4093 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4094 TARGET_GAS): Define.
4095 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4096 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4097 regs if we don't have a prototype.
4098 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4099 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4100 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4101 EH_RETURN_HANDLER_RTX): Define.
4102 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4103 (DWARF_FRAME_REGNUM): Define.
4104 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4105 * pa32-linux.h: New file.
4106 * pa64-linux.h: New file.
4108 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4109 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4110 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4111 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4112 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4113 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4114 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4115 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4116 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4117 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4118 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4119 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4120 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4121 * pa64-hpux.h: New file.
4122 (ASM_FILE_START): Correct typo.
4123 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4124 * config.gcc: Modify for above.
4126 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4128 * jump.c (jump_optimize_1): Don't delete dead stores here.
4129 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4130 prior to running jump optimize before cse2.
4132 2001-04-12 Richard Henderson <rth@redhat.com>
4134 * Makefile.in (regmove.o): Depend on except.h.
4135 * regmove.c: Include it.
4137 2001-04-12 Stan Shebs <shebs@apple.com>
4139 * objc/objc-act.c: Remove all code ifdefed with the never-used
4140 macro OBJC_INT_SELECTORS.
4141 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4142 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4144 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4146 * config/pa/quadlib.c: Add prototypes.
4148 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4150 * bitmap.h (debug_bitmap): Delete redundant prototype.
4152 * rtl.h (get_frame_size): Likewise.
4154 2001-04-12 Jim Wilson <wilson@redhat.com>
4156 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4157 to just emit an fnorm.
4159 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4161 * c-common.h (truthvalue_conversion, type_for_mode,
4162 type_for_size): Delete redundant declarations.
4164 * c-lex.h (is_class_name): Likewise.
4166 * c-tree.h (pedantic, convert, getdecls, gettags,
4167 global_bindings_p, init_decl_processing, insert_block,
4168 maybe_build_cleanup, poplevel, print_lang_decl,
4169 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4170 set_block, incomplete_type_error, build_function_call,
4171 lvalue_or_else, mark_addressable): Likewise.
4173 * expr.h (expand_tree_builtin): Likewise.
4175 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4177 * invoke.texi: Document --param max-gcse-memory.
4179 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4181 * configure.in (errno): Check for declaration.
4182 * configure, config.in: Regenerated.
4184 * system.h (errno): Only declare if not already done.
4186 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4188 * recog.c (general_operand, immediate_operand,
4189 nonmemory_operand): Require CONST_INTs to be sign-extended
4190 values for their modes.
4192 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4194 * expmed.c (store_bit_field): Truncate CONST_INTs.
4195 (expand_mult_highpart, expand_divmod): Likewise.
4196 * expr.c (convert_modes, store_field): Likewise.
4197 * integrate.c (expand_inline_function): Use promote_mode() to
4198 determine whether to convert_modes() an argument as signed
4200 * optabs.c (expand_binop): Get CONST_INT operands
4201 sign-extended for their appropriate modes.
4202 * stmt.c (emit_case_nodes): Convert node values to the
4204 (expand_end_case): Convert minval and range to the appropriate
4206 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4207 the iteration variable.
4208 * varasm.c (immed_double_const): Don't require words to be
4209 narrower than host wide ints to properly sign-extend
4212 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4214 * sh.md (builtin_setjmp_receiver): New expander.
4216 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4218 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4219 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4220 for generating CONST_INT and CONST_DOUBLE.
4222 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4224 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4225 already sign-extended.
4226 (rs6000_emit_prologue): Make register iterator signed.
4227 (rs6000_emit_epilogue): Likewise.
4228 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4230 (movsf split, movdf split): Sign-extend CONST_INTs.
4231 (movdi splits): Likewise.
4233 2001-04-12 Kelley Cook <kelley.cook@home.com>
4235 * config-lang.in (lang_dirs): Add in zlib.
4237 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4239 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4240 operands that make it to RTL.
4242 2001-04-11 Stan Shebs <shebs@apple.com>
4244 Add Darwin (Mac OS X kernel) native support.
4245 * config.gcc (powerpc-*-darwin*): Add native bits.
4246 * config/darwin.c: New file, generic Darwin support functions.
4247 * config/darwin.h: New file, generic Darwin definitions.
4248 * config/darwin-protos.h: New file, generic Darwin prototypes.
4249 * rs6000/darwin.h: New file, Darwin for PowerPC.
4250 * rs6000/t-darwin: New file, Darwin makefile fragment.
4251 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4252 (TARGET_MACHO): Ditto.
4253 (rs6000_abi): Add ABI_DARWIN.
4254 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4255 (RS6000_SAVE_AREA): Ditto.
4256 (FP_ARG_MAX_REG): Ditto.
4257 (RETURN_ADDRESS_OFFSET): Ditto.
4258 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4260 (rs6000_emit_move): Add ABI_DARWIN cases.
4261 (print_operand): Ditto.
4262 (first_reg_to_save): Ditto.
4263 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4264 (debug_stack_info): Ditto.
4265 (rs6000_emit_prologue): Ditto.
4266 (rs6000_emit_epilogue): Ditto.
4267 (output_profiler_hook): Ditto.
4268 (output_function_profiler): Ditto.
4269 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4270 (output_mi_thunk): Add TARGET_MACHO case.
4271 (add_compiler_stub): Ditto.
4272 (output_compiler_stub): Ditto.
4273 (no_previous_def): Ditto.
4274 (output_call): Ditto.
4275 (machopic_output_stub): Ditto.
4276 (rs6000_machopic_legitimize_pic_address): Ditto.
4277 (toc_section): Ditto.
4278 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4279 (macho_high): Ditto.
4282 (load_macho_picbase): Ditto.
4283 (call): Add TARGET_MACHO case to modify function.
4284 (call_value): Ditto.
4285 (call_nonlocal_sysv): Add ABI_DARWIN case.
4286 (call_value_nonlocal_sysv): Ditto.
4287 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4289 (machopic_output_stub): Ditto.
4290 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4292 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4294 * dwarf2out.c (modified_type_die): Don't create new types here.
4295 * tree.h (get_qualified_type): New function.
4296 (build_qualified_type): Adjust comment.
4297 * tree.c (get_qualified_type): New function.
4298 (build_qualified_type): Use it.
4300 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4302 * cpp.texi (-Wtraditional): Update description.
4304 * invoke.texi (-Wtraditional): Likewise.
4306 2001-04-11 Jim Wilson <wilson@redhat.com>
4308 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4309 requires more than 64 bits of alignment.
4311 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4313 * cpplib.c (do_line): Sanity check iff enable checking.
4315 2001-04-11 Richard Henderson <rth@redhat.com>
4317 * Makefile.in (insn-recog.o): Depend on toplev.h.
4318 (insn-emit.o, doloop.o): Likewise.
4319 * genrecog.c, genemit.c: Include toplev.h in generated file.
4320 * doloop.c: Include toplev.h.
4322 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4324 * Makefile.in (gcse.o): Depend on params.h.
4325 * gcse.c: Include params.h.
4326 (gcse_main): Don't do GCSE if doing so will take inordinate
4328 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4329 * params.h (MAX_GCSE_MEMORY): New macro.
4331 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4333 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4335 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4337 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4339 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4341 * real.h (ereal_atof, real_value_truncate, target_isnan,
4342 target_isinf, target_negative, assemble_real, debug_real): Delete
4343 redundant prototypes.
4345 * Makefile.in (ifcvt.o): Depend on toplev.h.
4347 * c-semantics.c: Include expr.h.
4349 * ifcvt.c: Include toplev.h.
4351 * expr.h (rtx_equal_p): Delete prototype.
4353 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4354 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4355 eliminate_constant_term, expand_complex_abs, find_single_use,
4356 make_tree, init_expr_once, init_optabs, supports_one_only):
4359 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4360 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4361 expand_assignment, store_expr, emit_line_note_after,
4362 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4364 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4366 * sparc-protos.h: Delete redundant prototypes.
4368 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4370 * reload.c (push_reload): Add condition missed in SUBREG byte
4373 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4375 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4377 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4379 * i386.md (floatsisf_sse): Fix output template
4380 * i386.c (ix86_expand_fp_movcc)
4382 * reg-stack.c (emit_pop_insn): Handle complex modes.
4383 (move_for_stack_reg): Emit proper move mode.
4384 (subst_stack_regs_pat): Handle complex modes.
4386 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4388 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4390 2001-04-10 Richard Henderson <rth@redhat.com>
4392 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4393 (__pure_virtual, __terminate, __terminate_set_func,
4394 __default_terminate, __throw_type_match, __empty,
4395 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4396 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4397 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4398 Remove prototypes of deleted functions.
4400 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4402 * c-typeck.c (convert_arguments): -Wtraditional now activates
4403 -Wconversion warnings, except for changes in signed-ness.
4404 Detect complex<->int & int<->complex conversions as well.
4406 * invoke.texi (-Wtraditional): Document it.
4408 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4410 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4411 * flow.c (set_block_for_new_insns): Remove needless cast and
4412 properly check for unset block number.
4414 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4416 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4417 the subreg was a hard register. Pseudos are left as subregs.
4419 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4421 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4422 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4423 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4424 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4425 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4427 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4429 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4431 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4433 * output.h (set_block_num): Missed it earlier, remove deprecated
4436 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4438 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4439 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4440 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4441 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4442 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4443 (expr_killed_p): Change bb parameter from int to basic_block, pass
4444 basic_blocks instead of ints as parameters.
4445 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4446 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4447 from int to basic_block, pass basic_blocks instead of ints as parms.
4448 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4449 parameter from int to basic_block, pass basic_blocks instead of ints.
4450 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4451 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4452 pass basic_blocks instead of ints.
4453 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4454 basic_blocks instead of ints as parameters.
4455 (pre_delete): Pass basic_blocks instead of ints as parameters.
4456 (hoist_expr_reaches_here_p): Change bb parameter from int to
4457 basic_block, pass basic_blocks instead of ints.
4458 (hoist_code): Pass basic_blocks instead of ints as parameters.
4459 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4460 Change bb parameter from int to basic_block.
4461 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4462 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4463 pass basic_blocks instead of ints.
4464 (insert_store): Pass basic_blocks instead of ints as parameters.
4465 (replace_store_insn, delete_store): Change bb parameter from int to
4466 basic_block, pass basic_blocks instead of ints.
4467 (store_motion): Pass basic_blocks instead of ints as parameters.
4469 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4471 * basic-block.h (set_new_block_for_insns): New Prototype.
4472 (set_block_num): Delete prototype.
4473 * flow.c (set_block_num): Remove obsolete function.
4474 (set_block_for_new_insns): Set BB for single or multiple insns.
4475 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4476 (process_insn_end_bb): Use set_block_for_new_insns or
4477 set_block_for_insn instead of set_block_num.
4478 (pre_insert_copy_insn): Use set_block_for_new_insns.
4479 (update_ld_motion_stores): Use set_block_for_new_insns.
4480 (insert_insn_start_bb): Use set_block_for_new_insns.
4481 (replace_store_insn): Use set_block_for_new_insns.
4483 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4484 Jeff Law <law@redhat.com>
4486 * alias.c (get_addr): Externalize.
4487 (canon_true_dependence): New function. Behaves like true_dependance
4488 except it already assumes a MEM has been canonicalized.
4489 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
4490 * gcse.c (struct ls_expr): Add load/store expressions structure.
4491 (modify_mem_list, canon_modify_mem_list): New variable.
4492 (gcse_main): Initialize & finalize alias analysis. Use enhanced
4493 load motion and store motion if requested.
4494 (alloc_gcse_mem): Allocate space for modify_mem_list array.
4495 (free_gcse_mem): Free the modify_mem_list array.
4496 (oprs_unchanged_p): Use load_killed_in_block_p.
4497 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
4498 (mems_conflict_for_gcse_p): New function. Don't kill loads
4499 with stores to themselves if its in the load/store expression list.
4500 (load_killed_in_block_p): New function.
4501 (canon_list_insert): New Function.
4502 (record_last_mem_set_info): Keep a list of all instructions which
4503 can modify memory for each basic block.
4504 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
4505 (oprs_not_set_p): Use load_killed_in_block_p.
4506 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
4507 (expr_killed_p): Use load_killed_in_block_p.
4508 (compute_transp): Do not pessimize memory references.
4509 (pre_edge_insert): Update stores for a load motion expression.
4510 (one_pre_gcse_pass): Check loads/stores for extra load motion.
4511 (ldst_entry): Find or create a ldst_expr structure.
4512 (free_ldst_entry): Free memory for an individual item.
4513 (free_ldst_mems): Free entire load/store expression list.
4514 (print_ldst_list): Print debug info.
4515 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
4516 (enumerate_ldsts): Assign integer values to each entry in list.
4517 (first_ls_expr): First expression in the list.
4518 (next_ls_expr): Next expression in the list.
4519 (simple_mem): Check if expression qualifies for ld/st expression list.
4520 (invalidate_any_buried_refs): Remove from expression list if its
4521 used in some other way we dont understand.
4522 (compute_ld_motion_mems): Find all potential enhanced load motion
4524 (trim_ld_motion_mems): Remove any expressions which are invalid.
4525 (update_ld_motion_stores): Copy store values to registers for loads
4526 which have been moved.
4527 (regvec, st_antloc, num_store): New global statics.
4528 (reg_set_info): Marks registers as set.
4529 (store_ops_ok): Verfies registers expressions are valid in a block.
4530 (find_moveable_store): Look for moveable stores in a pattern.
4531 (compute_store_table): Find stores in a function worth moving, maybe.
4532 (load_kills_store): Check dependance of a load and store.
4533 (find_loads): Find any loads in a pattern.
4534 (store_killed_in_insn): Check if a store is killed in an insn.
4535 (store_killed_after): Check is store killed after an insn in a block.
4536 (store_killed_before): Check is store killed before an insn in a block.
4537 (build_store_vectors): Generate the antic and avail vectors.
4538 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
4539 (insert_store): Add a store to an edge.
4540 (replace_store_insn): Replace a store with a SET insn.
4541 (delete_store): Delete a store insn.
4542 (free_store_memory): Free memory.
4543 (store_motion): Perform store motion.
4544 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
4545 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
4546 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
4547 (f_options): Add gcse-lm and gcse-sm.
4549 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
4551 * i386.c (expand_fp_movcc): Fix condition reversal code.
4553 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
4554 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
4555 (CLASS_MAX_NREGS): Use it.
4557 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
4558 handle properly complex values.
4559 (CLASS_MAX_NREGS): Likewise; update comment.
4561 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4563 * ia64.c (ia64_flag_schedule_insns2): New variable.
4564 (ia64_override_options): Initialize it. Clear
4565 flag_schedule_insns_after_reload.
4566 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
4568 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4570 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
4571 Do not require source to match destination anymore;
4572 Add abort to the nontrivial cases that should be handled by split.
4573 (fix_trunc?fdi): Add SSE case for x86_64.
4574 (floatdi?f): Likewise.
4575 (floatdi?f_sse): New.
4576 (fix_trunc?fdi_sse): New.
4578 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
4580 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
4581 (DEBUG_ARANGES_END_LABEL): Ditto.
4582 (dwarfout_init): Generate length and version fields at the start
4583 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
4584 after the length field.
4585 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
4586 the .debug_aranges info.
4588 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4590 * i386.c (call, call_value): Make sure that resulting call_insn
4591 does have proper second operand.
4593 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
4595 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
4596 function. Remove include of sys/cygwin.h.
4598 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
4600 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
4601 (CPP_SPEC): Always search */include/w32api for header files.
4602 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
4603 (LINK_SPEC): Add "cyg" to the library search prefixes.
4605 2001-04-08 Philip Blundell <philb@gnu.org>
4607 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
4609 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
4611 * cpperror.c (print_location): Don't special case <stdin>.
4612 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
4613 WARNING, but we don't check if we're in system headers.
4614 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
4615 * cpplib.c (do_warning): Warn in system headers.
4617 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
4619 * mbchar.c: Include config.h first.
4621 2001-04-07 Zack Weinberg <zackw@stanford.edu>
4623 * config.gcc: Set default for xmake_file at top, not bottom.
4624 Change places that set xmake_file to "none" to set to the
4625 empty string instead, or remove them entirely if there is no
4626 default xmake_file for this cpu_type. Remove references to
4629 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
4630 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
4631 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
4632 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
4633 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
4634 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
4635 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
4636 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
4637 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
4638 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
4641 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
4642 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
4643 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
4644 config/mips/x-sysv, config/rs6000/x-aix31:
4645 Just set CLIB to -lld or -lmld, as appropriate.
4647 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
4648 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
4649 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
4650 config/mips/x-iris, config/pa/x-pa:
4651 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
4652 OTHER_FIXINCLUDES_DIRS.
4654 * config/i386/x-djgpp: Don't set LN or LN_S.
4655 * config/m88k/x-dolph: Don't define __m88k__.
4656 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
4657 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
4658 * config/i860/fx2800.h: No need to #undef SVR4.
4660 38 x-host fragments remain, 2 x-cpu.
4662 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4664 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
4666 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4668 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
4670 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4672 * configure.in: Add check for lstat.
4673 * configure, config.in: Regenerate.
4674 * cppinit.c (append_include_chain): Make empty path ".".
4675 * cpplib.c (do_line): Don't simplify #line paths.
4676 * cppfiles.c (remove_component_p): New function.
4677 (find_or_create_entry): Acknowledge stat () errors during
4678 path simplification.
4679 (handle_missing_header): Don't simplify paths.
4680 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
4681 the empty path untouched. Don't leave a trailing '/'.
4683 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
4685 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4686 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
4688 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
4690 * cppfiles.c (open_file): Fail directories silently, but
4691 with an errno of NOENT set.
4692 (read_include_file): Move the common exit code to the sole
4693 caller. Return an int indicating success or failure. Let
4694 open_file handle directories.
4695 (stack_include_file): If read_include_file fails,
4696 push a "null" buffer.
4698 2001-04-05 DJ Delorie <dj@redhat.com>
4700 * function.h (virtuals_instantiated): Declare.
4701 * function.c: (virtuals_instantiated): Make global.
4702 * calls.c (emit_library_call_value_1): Use
4703 virtual_outgoing_args_rtx only if it hasn't been instantiated.
4704 Otherwise, use the stack pointer directly.
4706 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4708 * i386.c (x86_initialize_trampoline): New global function.
4709 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
4710 (INITIALIZE_TRAMPOLINE): Move offline.
4711 * i386-protos.h (x86_initialize_trampoline): Declare.
4713 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4715 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
4716 (lea_0): Rename to lea_1.
4717 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
4718 (lea_general_?): Allow SImodes on TARGET_64BIT
4719 (lea_general_?_zext): New patterns.
4720 (call_1, call_1_rex64): Fix.
4722 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
4724 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
4726 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
4728 * i386.c (function_arg): Return constm1_rtx for last argument.
4729 (ix86_expand_prologue): Update gen_call calls.
4730 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
4731 * i386.md (call_pop): Likewise.
4732 (call): Second operand is VOIDmode.
4733 (call_0): Likewise; Support 64bits.
4734 (call_exp): New expander.
4735 (call_1): Get to the sync.
4736 (call_1_exp): New pattern.
4737 (call_value): Support 64bit.
4738 (call_value_exp): New pattern.
4739 (untyped_call): Update gen_call call.
4740 (call_value_pop): Disable for 64bit.
4741 (call_value_0_rex64): New pattern.
4742 (call_value_1_rex64): Likewise.
4744 2001-04-05 Bo Thorsen <bo@suse.de>
4746 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
4748 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
4750 * i386.md (*andsi_1+3): If used after reload, make sure the operand
4751 satisfies ANY_QI_REG_P.
4753 2001-04-05 Bernd Schmidt <bernds@redhat.com>
4755 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
4758 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
4761 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4763 * config.gcc: Remove default for xm_file. Clean up local
4764 machine type handling. Remove settings of xm_file to
4765 something that doesn't exist. In the big switch, set xm_file,
4766 don't append to it (the value before the big switch is always
4767 null). Don't force build_xm_file or host_xm_file to have a value.
4768 * configure.in: Remove default for xm_file. Do not special
4769 case $cpu/xm-$cpu.h not existing.
4770 * configure: Regenerate.
4772 2001-04-04 Diego Novillo <dnovillo@redhat.com>
4774 * simplify-rtx.c (simplify_binary_operation): Check for overflow
4775 when folding integer division and modulo operations.
4777 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
4779 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
4780 instead of DWARF2_ADDR_SIZE for EH addresses.
4781 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
4784 2001-04-04 Richard Henderson <rth@redhat.com>
4786 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
4787 * config/ia64/t-glibc (LIB2ADDEH): Disable.
4788 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
4790 2001-04-04 Richard Henderson <rth@redhat.com>
4792 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
4793 * configure: Rebuilt.
4795 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4797 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
4798 push insns to delete to it instead of deleting them.
4799 (delete_null_pointer_checks): Delete insns from delete_list after
4800 all delete_null_pointer_checks_1 passes are done.
4802 2001-04-04 Richard Henderson <rth@redhat.com>
4804 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
4805 * configure: Rebuilt.
4807 2001-04-04 Zack Weinberg <zackw@stanford.edu>
4809 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
4810 * config/romp/xm-romp.h: Delete.
4812 2001-04-04 Bernd Schmidt <bernds@redhat.com>
4814 * sched-deps.c (sched_analyze_insn): Partially revert March 27
4817 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4819 * emit-rtl.c (mark_label_nuses) Increment the label uses for
4820 all labels present in rtx.
4821 (try_split) Call new function for all split insns.
4823 2001-04-04 Jakub Jelinek <jakub@redhat.com>
4825 * recog.c (validate_replace_rtx_1): Instead of aborting just make
4826 sure the change won't be validated.
4828 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
4830 * rtl.h (set_noop_p): Declare.
4831 * flow.c (set_noop_p): Move from here ...
4832 * rtlanal.c (set_noop_p): ... to here and enhance.
4833 * cse.c (delete_trivially_dead_insns): Use it.
4834 * gcse.c (hash_scan_set): Likewise.
4835 * jump.c (delete_noop_moves): Likewise.
4836 * recog.c (split_all_insns): Likewise.
4838 2001-04-04 Alan Modra <alan@linuxcare.com.au>
4840 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
4841 stack pointer via a LO_SUM. Ditto for setting a temp register
4842 used to save to the stack. Set cfa_temp when setting fp, and
4843 allow matches to cfa_temp in addition to cfa_store when saving
4844 regs. Handle POST_INC and LO_SUM register stores. Document the
4845 changes and errors in rule 12 doco.
4847 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
4848 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
4849 (load_reg): Move closer to epilogue code.
4850 (DO_FRAME_NOTES): Define to control the following..
4851 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
4852 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
4854 (hppa_expand_epilogue): Likewise.
4856 2001-04-03 Richard Henderson <rth@redhat.com>
4858 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
4859 * configure: Rebuild.
4861 2001-04-03 Richard Henderson <rth@redhat.com>
4863 * rtl.h (LCT_THROW): New.
4864 * calls.c (emit_library_call_value_1): Handle it.
4865 * except.c (connect_post_landing_pads): Use it.
4867 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4869 * gansidecl.h: Delete file.
4870 * configure.in: Change all refs to gansidecl.h to use
4871 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
4873 * configure: Regenerate.
4875 * Makefile.in (intl.o): Don't depend on gansidecl.h.
4876 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
4877 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
4878 Don't include gansidecl.h.
4879 * intl.c, main.c, version.c, fixinc/fixlib.h,
4880 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
4883 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
4885 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
4888 2001-04-03 Zack Weinberg <zackw@stanford.edu>
4890 * config/i386/xm-beos.h, config/i386/xm-isc.h,
4891 config/i386/xm-next.h, config/i386/xm-sco.h,
4892 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
4893 config/m88k/xm-m88k.h: Delete.
4895 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
4896 * config/romp/xm-romp.h: Don't define bcopy.
4897 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
4898 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
4900 * config.gcc: Remove references to deleted files.
4902 14 xm-host.h remain, 1 xm-cpu.h.
4904 2001-04-03 Jakub Jelinek <jakub@redhat.com>
4905 David S. Miller <davem@pierdol.cobaltmicro.com>
4906 Andrew MacLeod <amacleod@redhat.com>
4908 Use byte offsets in SUBREGs instead of words.
4910 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
4911 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
4912 to pass new argument.
4913 (add_stored_regs): Use subreg_regno_offset function.
4914 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
4916 (precompute_arguments): Use gen_lowpart_SUBREG.
4917 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
4918 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
4919 (simplify_set): Rework to use SUBREG_BYTE.
4920 (expand_field_assignment): Use SUBREG_BYTE.
4921 (make_extraction): Use SUBREG_BYTE.
4922 (if_then_else_cond): Use SUBREG_BYTE.
4923 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
4924 (gen_lowpart_for_combine): Compute full byte offset.
4925 * cse.c (mention_regs): Use SUBREG_BYTE.
4926 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
4927 (canon_hash): Use SUBREG_BYTE.
4928 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
4929 (gen_lowpart_if_possible): Formatting.
4930 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
4932 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4933 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4934 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4935 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
4936 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4937 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
4938 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
4939 certain invariants about SUBREGs the compiler creates.
4940 (gen_lowpart_SUBREG): New function.
4941 (subreg_hard_regno): New function to get the final register number.
4942 (gen_lowpart_common): Use SUBREG_BYTE.
4943 (gen_imagpart): Spacing nits.
4944 (subreg_realpart_p): Use SUBREG_BYTE.
4945 (gen_highpart): Use SUBREG_BYTE.
4946 (subreg_lowpart_p): Always compute endian corrected goal offset,
4947 even at the byte level, then compare against that.
4948 (constant_subword): New function, pulled out all constant cases
4949 from operand_subword and changed second argument name to offset.
4950 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
4951 and call constant_subword to do the work. Return const0_rtx if
4952 looking for a word outside of OP.
4953 (operand_subword_force): Change second arg name to offset.
4954 * expmed.c (store_bit_field): Use SUBREG_BYTE.
4955 (store_split_bit_field): Use SUBREG_BYTE.
4956 (extract_bit_field): Use SUBREG_BYTE.
4957 (extract_split_bit_field): Use SUBREG_BYTE.
4958 (expand_shift): Use SUBREG_BYTE.
4959 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
4960 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
4961 * flow.c (set_noop_p): Use SUBREG_BYTE.
4962 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
4963 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
4964 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
4966 (optimize_bit_field): Use SUBREG_BYTE.
4967 (purge_addressof_1): Use SUBREG_BYTE.
4968 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
4969 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
4970 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
4971 * gengenrtl.c (special_rtx): Add SUBREG.
4972 * global.c (mark_reg_store): Use SUBREG_BYTE.
4973 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
4974 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
4975 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
4976 final byte offset is congruent to subreg's mode size.
4977 (subst_constants): Use SUBREG_BYTE.
4978 (mark_stores): Use subreg_regno_offset function.
4979 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
4980 function and SUBREG_BYTE.
4981 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
4982 (reg_is_born): Use subreg_hard_regno.
4983 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
4984 endian correction code. Don't combine subregs unless resulting
4985 offset aligns with type. Fix subreg constant extraction for DImode.
4986 Simplify SUBREG of VOIDmode CONST_DOUBLE.
4987 (general_operand): Remove dead mode_altering_drug code.
4988 (indirect_operand): Use SUBREG_BYTE.
4989 (constrain_operands): Use subreg_regno_offset function.
4990 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
4991 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
4992 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
4993 * regs.h (REG_SIZE): Allow target to override.
4994 (REGMODE_NATURAL_SIZE): New macro which target can override.
4995 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
4996 on the entire subreg rtx.
4997 (push_reload): Use SUBREG_BYTE in comments and code.
4998 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
4999 for hard registers inside subregs.
5000 (operands_match_p): Use subreg_regno_offset.
5001 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5002 containing hard regs.
5003 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5004 corrections when fixing up MEM subregs.
5005 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5006 subreg_regno_offset where appropriate.
5007 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5008 byte endian corrections when fixing up MEM subregs.
5009 (subst_reloads): When combining two subregs, make sure final
5010 offset is congruent to subreg's mode size.
5011 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5012 (refers_to_regno_for_reload_p): Use subreg_regno.
5013 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5014 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5015 correction code for memory subreg fixups.
5016 (forget_old_reload_1): Use subreg_regno_offset.
5017 (choose_reload_regs): Use subreg_regno.
5018 (emit_input_reload_insns): Use SUBREG_BYTE.
5019 (reload_combine_note_store): Use subreg_regno_offset.
5020 (move2add_note_store): Use subreg_regno_offset.
5021 * resource.c (update_live_status, mark_referenced_resources): Use
5022 subreg_regno function.
5023 (mark_set_resources): Use subreg_regno function.
5024 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5025 (subreg_regno_offset, subreg_regno): Define prototypes.
5026 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5027 (gen_lowpart_SUBREG): Add prototype.
5028 * rtl.texi (subreg): Update to reflect new byte offset representation.
5029 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5030 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5031 (reg_overlap_mentioned_p): Use subreg_regno.
5032 (replace_regs); Make sure final offset of combined subreg is
5033 congruent to size of subreg's mode.
5034 (subreg_regno_offset): New function.
5035 (subreg_regno): New function.
5036 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5037 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5038 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5039 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5040 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5041 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5042 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5043 (print_operand): Use SUBREG_BYTE.
5044 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5045 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5046 (arm_reload_out_hi): Use SUBREG_BYTE.
5047 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5048 instead of SUBREG_WORD.
5049 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5050 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5051 SUBREG creation to use byte offset.
5052 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5053 inverted load insns): Fix explicit rtl subregs to use byte
5055 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5056 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5057 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5058 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5059 to use byte offsets.
5060 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5061 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5062 offsets, also make sure it is congruent to SUBREG's mode size.
5063 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5064 unnamed ldob insn): Generate SUBREGs with byte offset.
5065 (zero_extendqihi2): SUBREG's are byte offsets.
5066 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5067 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5068 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5069 zero-extendqisi2): Generate SUBREGs with byte offset.
5070 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5071 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5072 subregs in rtl to use byte offsets.
5073 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5074 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5075 (mips_move_2words): Use subreg_regno_offset.
5076 (mips_secondary_reload_class): Use subreg_regno_offset.
5077 * config/mips/mips.md (DImode plus, minus, move, and logical op
5078 splits): Fixup explicit subregs in rtl to use byte offsets.
5079 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5080 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5081 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5082 rtl to use byte offsets.
5083 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5084 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5085 subregs to use byte offsets.
5086 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5087 Fixup explicit subregs in rtl to use byte offsets.
5088 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5089 and remove byte endian correction code.
5090 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5091 (gen_ashift_hi): Use SUBREG_BYTE.
5092 (regs_used): Use subreg_regno_offset.
5093 (machine_dependent_reorg): Use subreg_regno_offset.
5094 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5095 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5096 (movdf_i4): Subregs are byte offsets now.
5097 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5098 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5099 (REGMODE_NATURAL_SIZE): Override.
5100 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5101 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5103 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5104 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5105 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5106 it is congruent to SUBREG's mode size.
5107 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5109 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5110 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5111 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5112 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5113 * config/v850/v850.c (print_operand, output_move_double): Use
5114 subreg_regno function.
5116 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5118 * configure.in (target_subdir): Use target_alias, not target.
5119 * configure: Rebuilt.
5121 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5123 * config/sh/crti.asm: Fix typos in comments.
5125 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5127 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5128 TARGET_FAST_INDIRECT_CALLS.
5129 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5131 (return_addr_rtx): Short circuit export stub matching when
5132 TARGET_NO_SPACE_REGS.
5133 (output_millicode_call): For out of range calls, make -fPIC
5134 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5135 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5136 * pa.md: Modify length attr calculation of all millicode insns to
5139 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5141 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5142 Require at least 2.11 in the version test. Specifically check
5143 for and reject GAS version 2.10.90.
5144 * configure: regenerate.
5146 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5148 * pa.c (override_options): Remove PIC profiling warning.
5149 (hp_profile_labelno): Delete.
5150 (hp_profile_label_rtx): Delete.
5151 (hp_profile_label_name): Delete.
5152 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5153 (output_function_prologue): Remove profiling code and all tests on
5154 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5155 merge_sp_adjust_with_store can work for PIC and profiling.
5156 (hppa_expand_epilogue): Remove profile_flag test.
5157 (hppa_can_use_return_insn_p): Likewise.
5158 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5159 cater for PROFILE_HOOK.
5160 (hppa_profile_hook): New function.
5161 * pa.h (FUNCTION_PROFILER): Now does nothing.
5162 (PROFILE_HOOK): Define.
5163 (hppa_profile_hook): Declare.
5164 (PROFILE_BEFORE_PROLOGUE): Delete.
5165 (ASM_OUTPUT_REG_PUSH): Delete.
5166 (ASM_OUTPUT_REG_POP): Delete.
5167 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5168 r24. Accept function name operand, and use this and a locally
5169 generated label to calculate pc-rel offset to func start.
5171 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5173 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5174 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5177 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5179 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5180 LO_SUM cases to where they belong.
5182 2001-04-02 Richard Henderson <rth@redhat.com>
5184 * except.h (lang_eh_type_covers): Mark extern.
5185 (lang_eh_runtime_type): Likewise.
5187 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5189 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5190 gengenrtl.c: Wrap generated header in multiple-include guard.
5191 Improve error checking.
5193 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5195 * configure.in: Don't check for putenv.
5196 * configure: Regenerate.
5197 * gcc.c (putenv): Don't define.
5198 * vax/xm-vms.h: Handle putenv.
5200 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5202 * ifcvt.c (noce_emit_move_insn): New.
5203 (noce_try_store_flag, noce_try_store_flag_constants,
5204 noce_try_store_flag_inc, noce_try_store_flag_mask,
5205 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5206 noce_try_abs): Use it.
5207 (noce_process_if_block): Likewise.
5208 For STRICT_LOW_PART, take mode from its SUBREG.
5210 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5212 * fold-const.c (fold): Before optimizing unsigned comparison with
5213 0x7fffffffU, make sure arg0 is integral type.
5215 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5217 * c-tree.texi: Document representation of wide strings.
5219 2001-04-01 Richard Henderson <rth@redhat.com>
5221 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5223 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5225 * i386.md: remove obsoleted comments.
5226 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5227 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5228 fix output template.
5230 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5232 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5234 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5236 * loop.c (load_mems): When generating a load from a pseudo, update
5239 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5241 * i386.c (ix86_split_long_move): Use change address to compensate
5242 stack pointer change in push instruction.
5244 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5246 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5247 instead of rtx_equal_p; fix the output template.
5249 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5251 * i386.c (ix86_expand_setcc): Support 64bit.
5252 (ix86_expand_int_movcc): Likewise.
5253 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5256 * i386.md (allocate_stack_worker): Turn to expander.
5257 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5259 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5261 2001-03-29 Richard Henderson <rth@redhat.com>
5263 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5265 2001-03-28 Matthew Hiller <hiller@redhat.com>
5267 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5270 * MAINTAINERS: Added self.
5272 2001-03-28 Richard Henderson <rth@redhat.com>
5274 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5275 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5277 2001-03-28 Jim Wilson <wilson@redhat.com>
5279 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5282 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5284 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5286 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5289 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5291 2001-03-28 DJ Delorie <dj@redhat.com>
5293 * Makefile.in (stage1_build): Revert CFLAGS patch.
5295 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5297 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5298 when multiplier or multiplicand is zero.
5300 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5302 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5304 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5306 (set_src_needs_barrier): Likewise.
5307 (rtx_needs_barrier): For SET case, use these two functions. Rework
5308 PARALLEL case to handle all inputs before all outputs.
5309 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5310 saw a label and no stop bit since then.
5311 (maybe_rotate, process_epilogue): Add prototypes.
5313 2001-03-28 Richard Henderson <rth@redhat.com>
5315 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5316 not TARGET_TOC for special toc restore handling.
5317 * config/rs6000/rs6000.md (eh_return): Likewise.
5319 2001-03-28 Richard Henderson <rth@redhat.com>
5321 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5322 current_function_calls_eh_return.
5323 (output_function_epilogue): Handle eh_return.
5324 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5325 (EH_RETURN_DATA_REGNO): New.
5326 (EH_RETURN_STACKADJ_RTX): New.
5327 (EH_RETURN_HANDLER_RTX): New.
5328 * config/sparc/sparc.md (call/short branch peepholes): Check
5329 can_throw_internal instead of in_same_eh_region.
5331 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5332 for eh_return data registers.
5333 (rs6000_emit_prologue): Save eh_return data registers.
5334 (rs6000_emit_epilogue): Force inline restores if eh_return.
5335 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5336 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5337 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5338 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5339 the target uses one.
5340 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5341 (return_eh_si, return_eh_di): Remove.
5342 (eh_return): New, from corpse of eh_epilogue.
5343 (eh_set_lr_si, eh_set_lr_di): New.
5345 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5346 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5347 True for pic register if current_function_calls_eh_return.
5348 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5349 Handle eh_return requirements.
5350 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5351 (EH_RETURN_STACKADJ_RTX): New.
5352 * config/i386/i386.md (exception_receiver): Remove.
5353 (eh_return, eh_return_1): New.
5354 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5356 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5357 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5358 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5359 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5360 (EH_RETURN_DATA_REGNO): New.
5361 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5362 * config/alpha/alpha.md (eh_epilogue): Remove.
5363 (exception_receiver): Use $26 for ldgp input.
5364 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5366 2001-03-28 Richard Henderson <rth@redhat.com>
5368 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5369 * except.h: Likewise.
5371 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5372 (LIB2ADDEHDEP): New.
5373 (LIB2FUNCS_EH): Remove.
5374 (LIB2ADD): Remove LIB2ADDEH.
5375 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5376 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5377 (crt{begin,end}[S].o): Likewise.
5378 (except.o): Update includes.
5379 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5380 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5382 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5383 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5384 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5385 * builtins.c (expand_builtin): Implement it.
5386 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5387 * c-common.c (c_common_nodes_and_builtins): Declare it.
5388 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5389 * calls.c (libfunc_nothrow): Remove.
5390 (emit_library_call_value_1): Don't call it.
5391 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5392 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5393 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5394 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5395 (current_funcdef_number): Globalize.
5396 (output_call_frame_info): Emit frame data if an lsda is needed.
5397 Generate augmentation for personality routine. Don't play with
5399 (dwarf2out_begin_prologue): Record funcdef_number.
5400 * dwarf2out.h (current_funcdef_number): Declare.
5401 * expr.c (expand_expr): Update for except.h name changes.
5402 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5403 * expr.h (LTI_throw, LTI_rethrow): Remove.
5404 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5405 (LTI_eh_rtime_match): Remove.
5406 (LTI_unwind_resume, LTI_eh_personality): Add.
5407 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5408 * final.c (final): Don't call check_exception_handler_labels,
5409 init_insn_eh_region, or free_insn_eh_region.
5410 (final_scan_insn): Always emit debug labels for
5411 NOTE_INSN_EH_REGION notes.
5412 * flags.h (flag_new_exceptions): Remove.
5413 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5414 (record_active_eh_regions): Remove.
5415 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5416 Use can_throw_internal.
5417 (find_basic_blocks_1): Likewise.
5418 (move_stray_eh_region_notes): Remove.
5419 (find_label_refs): No eh_return_stub_label.
5420 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5421 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5423 (delete_unreachable_blocks): Don't track deleted handlers.
5424 (flow_delete_block): Use maybe_remove_eh_handler.
5425 (delete_eh_regions): Remove.
5426 (merge_blocks): Don't check for eh region match.
5427 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5428 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5429 (init_propagate_block_info): Disable dead frame store optimization
5430 when current_function_calls_eh_return.
5431 (dump_bb): Don't print eh_beg, eh_end.
5432 * function.c (fixup_var_refs): No catch_clauses.
5433 (expand_function_end): Likewise. Call expand_eh_return before
5434 the return register use. Call sjlj_emit_function_exit_after.
5435 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5436 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5437 * ifcvt.c (dead_or_predicable): Remove eh region check.
5438 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5439 Don't check for EH vs parameters.
5440 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5441 (expand_inline_function): Call duplicate_eh_regions.
5442 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5443 (copy_insn_notes): Remap REG_EH_REGION notes.
5444 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5445 * integrate.h (struct inline_remap): Add local_return_label.
5446 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5447 check_exception_handler_labels, nor exception_optimize.
5448 (find_cross_jump): No EH region check.
5449 * optabs.c (init_optabs): Update for changed eh libfuncs.
5450 * rtl.def (RESX): New.
5451 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5452 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5453 checks. Update for except.h name changes.
5454 (expand_cleanups): Likewise.
5455 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5456 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5457 (compile_file): Call init_eh before init_optabs. Don't
5458 output_exception_table here.
5459 (rest_of_compilation): Call convert_from_eh_region_ranges,
5460 convert_to_eh_region_ranges, output_function_exception_table.
5461 Don't emit_eh_context.
5462 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5463 (EXC_PTR_EXPR): New.
5465 * md.texi (eh_epilogue): Remove.
5466 (eh_return): Document.
5467 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5468 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5470 * eh-common.h: Remove file.
5471 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5472 * libgcc2.c (L_eh): Remove.
5474 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5475 * unwind-dw2-fde.h: New file.
5476 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5477 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5478 * libgcc-std.ver: Update for eh symbols.
5480 2001-03-27 Richard Henderson <rth@redhat.com>
5482 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
5483 reduce false positives.
5484 (regmove_optimize): Disable if flag_non_call_exceptions.
5486 * stmt.c (expand_return): Remove always true predicate.
5487 (expand_decl_cleanup_no_eh): Remove dead code.
5489 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
5490 barrier code. Add a scheduling barrier if a non-call insn
5491 can throw internally.
5493 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
5494 Auto-inc addresses trap only if their base register does.
5496 * except.c (can_throw_internal): Rename from can_throw.
5497 * except.h, resource.c: Update references.
5499 * integrate.c (copy_insn_list): Use returnjump_p.
5500 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
5502 * function.h (struct function): Move all boolean valued fields
5503 to single bit fields at the end of the struct.
5505 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
5507 Rename asynchronous_exceptions to flag_non_call_exceptions.
5509 * gthr-single.h (UNUSED): New. Distinguish between how C
5510 and C++ mark unused function arguments. Use throughout.
5512 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
5513 value to target configuration header.
5514 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
5515 * config.in, configure: Rebuild.
5516 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
5517 configuration and target defines.
5518 (exceptions_via_longjmp): Remove.
5519 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
5520 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
5522 * except.h (flag_non_call_exceptions): Move ...
5523 * flags.h: ... here.
5525 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
5526 exceptions, put the note on the trapping instruction.
5528 * flags.h (flag_new_exceptions): Remove.
5529 * toplev.c: Don't set it.
5530 * final.c: Don't check it.
5531 * except.c: Provide stub definition.
5533 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
5534 (calculate_global_regs_live): Kill call-clobbered registers
5535 across exception edges.
5536 * reg-stack.c (convert_regs_1): Kill the entire target stack
5537 across non-call exception edges.
5539 * flow.c (cleanup_cfg): Take no argument.
5540 * output.h, sibcall.c, toplev.c: Update all calls.
5542 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5544 * configure.in: Don't check for bcopy.
5545 * configure, config.in: Regenerate.
5547 * system.h: Don't define or prototype bcopy, instead poison it.
5549 2001-03-27 Richard Henderson <rth@redhat.com>
5551 * function.c (expand_function_start): Set DECL_REGISTER on
5552 a pseudo used for DECL_RESULT.
5554 * rtl.h (LCT_NORETURN): New.
5555 * calls.c (emit_library_call_value_1): Handle it.
5557 2001-03-27 Stan Shebs <shebs@apple.com>
5559 * objc/objc-act.c (objc_init): Use dump_base_name.
5560 (gen_declaration): Clear the buffer arg.
5561 (gen_declaration_1): New function, body of gen_declaration.
5562 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
5563 (gen_method_decl): Ditto, plus always clear buffer arg.
5564 (error_with_ivar): Simplify.
5565 (warn_with_method): Ditto.
5566 (build_message_expr): Don't clear buffers.
5567 (dump_interface): Ditto.
5568 (objc_debug): Ditto.
5569 (build_keyword_selector): Clear the buffer by only zeroing
5571 (objc_implementation_context): Declare.
5572 (start_class): Warn about missing @end.
5573 (finish_objc): Ditto.
5575 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5577 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
5579 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5581 * Makefile.in (SYSTEM_H): Define.
5582 Depend on $(SYSTEM_H), not system.h.
5584 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
5586 2001-03-27 Jim Wilson <wilson@redhat.com>
5588 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
5590 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
5591 (process_epilogue): New static function.
5592 (process_set): Call process_epilogue instead of emitting .restore
5594 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
5596 * flow.c (struct reg_cond_life_info): New fields orig_condition
5598 (init_propagate_block_info): Set new fields.
5599 (mark_regno_cond_dead): Set and use new fields.
5600 (flush_reg_cond_reg_1): Likewise.
5601 (and_reg_cond, case AND): Check for redundant AND conditions.
5602 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
5605 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5607 * cppmacro.c (stringify_arg): Null terminate strings.
5609 2001-03-27 Zack Weinberg <zackw@stanford.edu>
5611 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
5612 inclusion style. xm-m68hc11.h no longer exists.
5613 * config/m68hc11/xm-m68hc11.h: Delete file.
5614 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
5616 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
5617 Don't define GCC_VERSION, N_, or PARAMS; don't include
5618 gansidecl.h or stdio.h. Define inhibit_libc here.
5619 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5620 Delete code conditioned on #if GCC_VERSION == 2095.
5622 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
5623 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
5624 Delete code conditioned on #if GCC_VERSION == 2095.
5626 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5628 * system.h: Include symcat.h.
5629 (STRINGIFY): Don't define.
5631 * configure.in: Adjust comment.
5633 * builtins.c: Use STRINGX, not STRINGIFY.
5634 * gencheck.c: Likewise.
5635 * gengenrtl.c: Likewise.
5636 * protoize.c: Likewise.
5638 * cpplex.c: Don't include symcat.h.
5639 * cpplib.c: Likewise.
5641 * gansidecl.h (HAVE_STRINGIZE): Don't define.
5643 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5645 * c-typeck.c (digest_init): Fold init expression.
5647 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5649 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
5651 2001-03-27 Alan Modra <alan@linuxcare.com.au>
5653 * except.c (eh_regs): Save results of build_pointer_type to a temp
5654 as FUNCTION_VALUE macro may evaluate its args multiple times.
5656 2001-03-26 Mark Mitchell <mark@codesourcery.com>
5658 * c-common.h (DECL_NUM_STMTS): New macro.
5659 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
5661 (pushdecl): Likewise.
5662 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
5663 * integrate.c (expand_inline_function): Don't check
5665 * print-tree.c (print_node): Don't print it.
5666 * toplev.c (rest_of_compilation): Don't try to inline when
5667 flag_no_inline is on.
5668 * tree.h (DECL_FRAME_SIZE): Remove.
5669 (tree_decl): Adjust accordingly.
5671 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5673 * combine.c (try_combine): Use memcpy, not bcopy.
5675 * genattrtab.c (expand_units): Likewise.
5677 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5679 * i386.md (push mem DI peep2): New.
5680 (mov 0, mov -1 peep2): Handle 64bit.
5681 (lea to arithmetics peep2): Handle 64bit leas.
5682 (rsp arithmetics to push/pop peep2s): New.
5684 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
5686 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5688 * i386.c (struct machine_function): Add save_varrargs_registers.
5689 (ix86_save_varrargs_registers): New macro.
5690 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
5691 (ix86_expand_prologue): Likewise.
5692 (ix86_emit_epilogue_esp_adjustement): Likewise.
5693 (ix86_expand_epilogue): Likewise.
5694 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
5695 (pro_epilogue_adjust_stack_1): New insn.
5696 (pro_epilogue_adjust_stack_rex64): Likewise.
5697 * i386.h (MASK_NO_RED_ZONE): New constant.
5698 (TARGET_RED_ZONE): New macro.
5699 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
5700 (RED_ZONE_SIZE): New constant.
5701 (RED_ZONE_RESERVE): New constant.
5703 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5705 * toplev.c (set_float_handler): Use memcpy, not bcopy.
5707 2001-03-25 Kazu Hirata <kazu@hxi.com>
5709 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
5712 (umodhi3): Likewise.
5715 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5717 * mkconfig.sh (DEFINES): Handle entries with '='.
5719 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
5720 Set xm_defines to MACRO=value instead.
5722 * i370/xm-mvs.h: Delete.
5724 * ns32k/xm-pc532-min.h: Likewise.
5726 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5728 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
5730 use ix86_expand_binary_operator
5731 (?sh??i_?): Disable for 64bit.
5732 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
5733 * i386.c (shiftdi_operand): New predicate.
5735 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
5736 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
5737 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
5738 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
5739 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
5740 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
5741 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
5742 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
5743 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
5744 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
5745 (rotldi3, rotrdi3): New expanders.
5747 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5749 * i386.md (movstrsi): Move offline.
5751 (strmovdi_rex64): New.
5752 (strmov?i): Accept 64bit.
5753 (strmov?i_rex64): New.
5754 (strmov?i_rex_1): New.
5755 (strmov?i_1): Disable for 64bit.
5756 (rep_mov?i_rex64): New.
5757 (rep_mov?i): Disable for 64bit.
5758 (clrstrsi): Move offline.
5759 (strset?i_rex64): New.
5760 (strset?i: Accept 64bit.
5761 (rep_stos?i): Disable for 64bit.
5762 (rep_stos?i_rex64): New.
5763 (strset?i_rex_1): New.
5764 (strset?i_1): Disable for 64bit.
5765 (cmpstrsi): Accept 64bit.
5766 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
5767 (cmpstrqi_nz_rex_1): New.
5768 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
5769 (strlensi): Move offline.
5771 (strlenqi_1): Disable for 64bit; fix constraints.
5772 (strlenqi_rex_1): New.
5773 * i386.c (ix86_adjust_counter): New static function.
5774 (ix86_zero_extend_to_Pmode): Likewise.
5775 (ix86_expand_aligntest): Likweise.
5776 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
5777 (ix86_expand_movstr): New global function.
5778 (ix86_expand_clrstr): New global function.
5779 (ix86_expand_strlen): New global function.
5780 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
5781 ix86_expand_strlen): Declare.
5782 (ix86_expand_strlensi_unroll_1): Delete.
5784 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
5786 * i386.md (cmpdi): Fix operand predicates.
5787 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
5788 cmpdi_1_insn_rex64): New patterns.
5789 (adddi3): Turn to expander.
5790 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
5791 (addsi3_carry_zext): New pattern.
5792 (adddi_?_rex64): New patterns and splitters.
5793 (addsi_?_zext): New patterns.
5794 (subsi3_carry_zext): New pattern.
5795 (subdi_?_rex64): New patterns and splitters.
5796 (iorsi_?_zext): New patterns.
5797 (iordi_?_rex64): New patterns and splitters.
5798 (iorsi_?_zext): New patterns.
5799 (iorsi_?_zext_imm): New patterns.
5800 (xorsi_?_zext): New patterns.
5801 (xordi_?_rex64): New patterns and splitters.
5802 (xorsi_?_zext): New patterns.
5803 (negdi*): New patterns.
5804 (one_cmpldi*): Likewise.
5805 (one_cmplsi*_zext, negsi*_zext): Likewise.
5806 (testqi_ext_3_rex64): New pattern.
5808 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
5810 * i386-protos.h (ix86_split_long_move): Return void.
5811 * i386.c (ix86_split_to_parts): Handle 64bit target.
5812 (ix86_split_long_move): Likewise.
5813 * i386.md (all calls to ix86_split_long_move): Update.
5815 2001-03-23 Richard Henderson <rth@redhat.com>
5817 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
5818 to avoid shadowing arguments.
5820 2001-03-23 Jakub Jelinek <jakub@redhat.com>
5822 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
5823 to variable names where DECL_NAME is different from
5824 DECL_ASSEMBLER_NAME.
5826 2001-03-23 Jim Wilson <wilson@redhat.com>
5828 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
5829 (assemble_alias): Call make_decl_rtl.
5831 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
5833 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
5835 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
5837 * extend.texi: Document the "java_interface" attribute.
5839 2001-03-22 Zack Weinberg <zackw@stanford.edu>
5841 * mkconfig.sh: Use a subshell with redirected stdout,
5842 instead of closing stdout and confusing commands that run
5843 afterward. Throw away output of cmp.
5845 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
5847 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
5849 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
5851 * i386.md (zero_extendsidi2_32): Break out from ...
5852 (zero_extendsidi2): ... here ; turn to expander.
5853 (zero_extendsidi2_rex64): New.
5854 (extendsidi2_32): Break out from ...
5855 (extendsidi2): ... here ; turn to expander.
5856 (extendsidi2_rex64): New.
5857 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
5858 (trunc?f?f splitters): Add 64bit versions.
5860 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
5862 * i386.md (pushsi, pushsi2_prologue): Disable.
5863 (pushsi2_rex64): New.
5864 (movabs?i_1_rex64, movabs?i_2_rex64): New.
5865 (movqi_ext_1): Disable for 64bit.
5866 (movqi_ext_1_rex64): New.
5867 (pushdi2_rex64): New pattern, peep2s and splitter.
5868 (pushdi2_prologue_rex64): New pattern.
5869 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
5871 (movdi splitters): Disable for 64bit.
5872 (movdi_1_rex64): New pattern, peep2s and splitters.
5873 (swapdi): New pattern.
5874 (pushsf): Disable for 64bit.
5875 (pushsf_rex64): New pattern and splitter.
5876 (pushdf_nointeger): Disable for 64bit.
5877 (pushdf_integer): Handle the 64bit case.
5878 (pushtf): Likewise; update splitters.
5880 2001-03-22 Richard Henderson <rth@redhat.com>
5882 * mkconfig.sh: Include insn-flags.h.
5883 * Makefile.in (CONFIG_H): Include insn-flags.h.
5884 (lots of objects): Remove insn-codes.h and insn-flags.h.
5886 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
5887 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
5888 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
5889 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
5890 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
5891 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
5892 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
5893 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
5894 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
5895 v850/v850.c, vax/vax.c:
5896 Don't include insn-flags.h.
5898 * diagnostic.c, expr.h, reload.c, toplev.c:
5899 Don't include insn-codes.h.
5901 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
5902 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
5903 c4x/c4x.c, i960/i960.c, mips/mips.c:
5904 Don't include insn-codes.h or insn-flags.h.
5906 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
5907 or insn-flags.h in the generated code.
5908 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
5909 (main): Forward declare struct rtx_def.
5911 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
5913 * invoke.texi (-ffast-math): Remove duplicate line about
5916 * gcc.texi: Remove more obsolete documentation of bugs and
5917 installation problems.
5919 2001-03-21 Kazu Hirata <kazu@hxi.com>
5921 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
5924 2001-03-20 Jason Merrill <jason@redhat.com>
5926 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
5928 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
5929 * varasm.c (CHKR_PREFIX): Likewise.
5931 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5933 * gcse.c (hash_scan_set): An expression is not anticipatible if it
5934 is part of a multi-SET insn.
5936 * cse.c (find_comparison_args): Remove previous change.
5937 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
5940 * config/i386/i386.md (conditional_trap): Remove warning.
5942 * recog.c (push_operand): Fix error in last change that caused
5943 undefined symbol on many targets.
5945 * sdbout.c: #include ggc.h.
5946 (sdbout_init): Move to end of file.
5947 Call ggc_add_tree_root for anonymous_types.
5948 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
5949 (sdbout_one_type): Use DECL_NAME for field name.
5950 * Makefile.in (sdbout.o): Show includes ggc.h.
5952 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
5954 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
5955 (override_options): Use properlimits for preferred_stack_boundary.
5956 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
5958 (ext_register_operand): Accept DImode.
5959 (load_pic_register): Abort on 64bit.
5960 (gen_push): Use Pmode instead of SImode.
5961 (ix86_save_reg): Pic reg is never used on 64bit.
5962 (ix86_expand_prologue): Likewise.
5963 (ix86_emit_save_regs): Use Pmode instead of SImode.
5964 (legitimate_address_p): Check displacement for 64bit.
5965 (print_operand): Avoid outputting of (%rip) on 64bit.
5966 (print_operand_address): Output (%rip) where possible.
5967 (split_di): Abort on 64bit registers.
5968 (ix86_expand_branch): DImode comparison is simple for x86_64.
5969 (memory_address_length): Recognize memory addresses formed using
5971 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
5973 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
5975 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
5977 * recog.c (push_operand): Recognize new format of push instructions.
5979 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
5981 * i386.md (pushqi1): New.
5982 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
5983 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5984 x86_64_immediate_operand, x86_64_immediate_operand,
5985 x86_64_zext_immediate_operand): Declare.
5986 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
5987 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
5988 x86_64_immediate_operand, x86_64_immediate_operand,
5989 x86_64_zext_immediate_operand): define.
5990 * i386.h (PREDICATE_CODES): Add new predicates.
5992 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
5994 * i386.md (pophi1, popqi1, pushqi1): Remove.
5996 * expr.c (emit_single_push_insn): New function.
5997 (move_by_pieces): Accept NULL as destination for push instructions.
5998 (gen_push_operand): Kill.
5999 (emit_push_insn): Pass NULL when pushing; avoid updating of
6000 stack_pointer_delta.
6001 * expr.h (gen_push_operand): Kill.
6003 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6005 * rtl.texi (COMPARE): Clarify documentation and reference section
6008 2001-03-20 Stan Shebs <shebs@apple.com>
6010 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6011 (get_object_reference): Ditto.
6012 (error_with_ivar): Use error_with_file_and_line.
6013 (warn_with_method): Use warning_with_file_and_line.
6015 2001-03-20 Tom Tromey <tromey@redhat.com>
6017 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6019 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6021 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6022 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6024 2001-03-20 DJ Delorie <dj@redhat.com>
6026 * Makefile.in (install-libgcc): Pass complete list of variables.
6027 (install-multilib): Ditto.
6029 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6031 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6032 drectve_section, switch_to_section.
6034 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6035 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6036 i386_pe_mark_dllimport.
6038 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6040 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6041 functions i386_pe_*.
6043 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6044 i386_pe_* functions with char * arguments.
6046 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6048 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6050 (movsi_ie): Introduce fpul store.
6052 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6054 * Makefile.in (OBJS): Remove hashtab.o.
6056 2001-03-19 Stan Shebs <shebs@apple.com>
6058 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6059 * c-lang.c (maybe_objc_method_name): Ditto.
6060 * c-tree.h (maybe_objc_method_name): Remove decl.
6062 2001-03-19 Tom Tromey <tromey@redhat.com>
6064 * gcc.c (init_gcc_specs): Fix comment.
6066 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6068 Compute DECL_ASSEMBLER_NAME lazily.
6069 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6070 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6071 (SET_DECL_ASSEMBLER_NAME): Likewise.
6072 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6073 (set_decl_assembler_name): Declare.
6074 (lang_set_decl_assembler_name): Likewise.
6075 * tree.c (lang_set_decl_assembler_name): New variab.e
6076 (set_decl_assembler_name): New function.
6077 (init_obstacks): Set lang_set_decl_assembler_name.
6078 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6079 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6080 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6081 where it's not necessary.
6082 (builtin_function): Likewise.
6083 (finish_decl): Likewise.
6084 * dbxout.c (dbxout_type_methods): Likewise.
6085 * ggc-common.c (ggc_mark_trees): Likewise.
6086 * profile.c (output_func_start_profiler): Likewise.
6087 * varasm.c (make_decl_rtl): Likewise.
6089 * cse.c (find_comparison_args): Update documentation. Fix
6090 mishandling of COMPARE operations.
6092 * tree.def (ABS_EXPR): Add documentation.
6093 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6095 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6097 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6099 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6101 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6102 Remove ia32 linux PIC kludge and move it...
6103 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6105 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6107 * i386.md (absdf2 expander): Fix 64bit case.
6109 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6111 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6113 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6115 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6117 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6119 * README.X11: Remove obsolete file.
6121 2001-03-18 Anthony Green <green@redhat.com>
6123 * config/pj/pj.h: Remove some trailing commas.
6124 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6126 2001-03-18 Richard Henderson <rth@redhat.com>
6128 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6129 * calls.c: ... here.
6130 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6131 defaults for them here.
6133 2001-03-17 Anthony Green <green@redhat.com>
6135 * config/pj/lib1funcs.S: Fix broken comment.
6136 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6139 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6141 * gcc.texi: Remove obsolete information relating to build and
6142 installation problems with enquire or the Pyramid C compiler.
6144 2001-03-17 Richard Henderson <rth@redhat.com>
6146 * dwarf2out.c (queue_reg_save): New.
6147 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6148 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6150 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6151 (cfa, cfa_store, cfa_temp): Make static.
6152 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6154 2001-03-17 Richard Henderson <rth@redhat.com>
6156 * integrate.h (struct inline_remap): Add local_return_label.
6157 * integrate.c (expand_inline_function): Initialize it and emit
6158 it after copy_insn_notes.
6159 (copy_insn_list): Don't store local_return_label here.
6160 (copy_insn_notes): New function split out from copy_insn_list.
6162 2001-03-17 Richard Henderson <rth@redhat.com>
6164 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6165 is generating .debug_line.
6166 (dwarf2out_init): Add main_input_filename to the file table first.
6167 * configure.in (as_dwarf2_debug_line): Test with file number 1
6168 instead of file number 0.
6170 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6172 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6173 (gen_rtx_combine): Deleted; all references changed as appropriate.
6174 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6176 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6178 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6180 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6183 2001-03-16 Jim Wilson <wilson@redhat.com>
6185 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6186 then set it to LOC_REG (79) instead of aborting.
6188 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6190 * gccbug.in: Remove high priority.
6192 2001-03-16 Richard Henerson <rth@redhat.com>
6194 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6195 output with a space instead of deleting it.
6196 * configure: Regenerate.
6198 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6200 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6201 handles the gory details of converting an object file into
6202 something that's safe to grep.
6203 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6204 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6205 newlines at either end of the string we're looking for.
6206 Make 'checking ...' message less stilted.
6207 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6208 ARM in-memory layout and its hypothetical converse. Don't
6209 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6210 HOST_WORDS_BIG_ENDIAN.
6212 * configure.in: Adjust for renamed macro. Move
6213 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6214 * configure, config.in: Regenerate.
6216 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6218 * fixinc/Makefile.in: Set SHELL.
6220 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6222 * fixinc/fixincl.c (fix_with_system): Quote file names before
6223 passing them to shell.
6225 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6227 * Makefile.in: Use fix-header$(build_exeext) instead
6230 2001-03-16 Richard Henderson <rth@redhat.com>
6232 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6233 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6234 (size_of_line_prolog): Remove.
6235 (output_line_info): Compute prologue size via label difference.
6236 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6238 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6239 assembler error when redefining file numbers.
6240 * config.in, configure: Rebuild.
6242 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6243 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6244 (dw2_asm_output_delta_uleb128): Likewise.
6245 (dw2_asm_output_delta_sleb128): Similarly.
6246 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6248 2001-03-16 Michael Meissner <meissner@redhat.com>
6250 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6252 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6254 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6256 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6257 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6258 being unsigned in ISO C and signed in traditional.
6259 (expand_prologue): Ditto.
6260 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6262 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6264 (divsi3,divdi3): Ditto.
6265 (modsi3,moddi3): Ditto.
6266 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6267 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6268 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6271 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6273 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6274 SSE based conditional moves on LTGT/UNEQ conditions;
6275 Canonicalize EQ to NE.
6276 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6277 (sse_mov?fcc_ne): New.
6279 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6281 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6283 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6284 register may be dead.
6286 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6288 * Makefile.in (hash.o): Depend on CONFIG_H.
6290 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6292 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6294 2001-03-15 Richard Henderson <rth@redhat.com>
6296 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6297 (ASM_OUTPUT_DWARF_PCREL): New.
6298 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6300 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6302 * cppfiles.c (stack_include_file): Use MAX of sysp.
6304 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6306 * config.gcc (ia64*-*-hpux*): New case.
6307 * config/ia64/hpux.h: New file for HP-UX support.
6308 * config/ia64/t-hpux: New file for HP-UX support.
6310 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6312 * fixinc/inclhack.def (irix_stdio_va_list): New.
6313 * fixinc/fixincl.x: Rebuilt.
6315 2001-03-15 Richard Henderson <rth@redhat.com>
6317 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6318 if provided by the target.
6319 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6320 (dw2_asm_output_addr): New.
6321 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6322 * dwarf2out.c (output_cfi): Use it for program addresses.
6323 (output_call_frame_info, output_die): Likewise.
6324 (output_aranges, output_line_info): Likewise.
6326 2001-03-15 Bruce Korb <bkorb@gnu.org>
6328 * gcc.c(main): make more rigorous
6329 * collect2.c(main): guard against ignoring SIGCHLD
6330 * protoize.c(main): ditto
6331 * gcc/fixinc/fixincl.c(initialize): ditto
6333 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6335 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6336 (sdbout_parms): Likewise.
6338 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6340 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6341 "widen" a destination that is already wider than a word. Also do
6342 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6344 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6346 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6348 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6350 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6352 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6354 * i960.h (i960_maxbitalignment,
6355 i960_last_maxbitalignment): Declare.
6356 * i960.c (i960_maxbitalignment,
6357 i960_last_maxbitalignment): Make global.
6358 (process_pragma): Delete.
6359 (i960_pr_align, i960_pr_noalign): Move from here ...
6360 * i960-c.c: ... to this new file.
6361 * t-960bare (i960-c.o): New rule.
6362 * t-vxworks960 (i960-c.o): Likewise.
6363 * config.gcc (i960-*-*): Define c_target_objs and
6366 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6368 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6369 without adding in rtx code and mode.
6371 * alias.c (init_alias_analysis): Don't use any rtx whose value
6372 varies as a known value.
6373 Delete a superfluous test.
6375 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6377 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6378 scheduling a stop bit.
6379 (ia64_emit_nops): Correctly handle ASMs.
6381 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6383 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6385 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6387 * cpp.texi: Update documentation for -include and -imacros.
6388 * cppfiles.c (struct include_file): Remove "defined" memeber.
6389 (find_or_create_entry): Make a copy of the file name, and
6391 (open_file): Update to ensure we use the simplified filename.
6392 (stack_include_file): Don't set search_from.
6393 (cpp_included): Don't simplify the path name here.
6394 (find_include_file): New prototype. Call search_from to
6395 get the start of the "" include chain. Don't simplify the
6397 (_cpp_execute_include): New prototype. Move diagnostics to
6398 do_include_common. Update.
6399 (_cpp_pop_file_buffer): Don't set defined.
6400 (search_from): New prototype. Use the preprocessor's cwd
6401 for files included from the command line.
6402 (read_name_map): Don't simplify the pathname here.
6403 * cpphash.h (enum include_type): New.
6404 (struct buffer): Delete search from. New search_cached.
6405 (_cpp_execute_include): Update prototype.
6406 * cppinit.c (do_includes): Use _cpp_execute_include.
6407 * cpplib.c (do_include_common): New function.
6408 (do_include, do_include_next, do_import): Use it.
6410 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6412 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6413 contents of the RTL, to determine the name of the object.
6415 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6417 * tree.h (DECL_RTL): Allocate RTL lazily.
6418 (SET_DECL_RTL): New macro.
6419 (DECL_RTL_SET_P): Likewise.
6420 (COPY_DECL_RTL): Likewise.
6421 (DECL_RTL_IF_SET): Likewise.
6422 * varasm.c (make_decl_rtl): Add assertions about the kind of
6423 declaration we are processing.
6424 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6425 (start_decl): Likewise.
6426 (finish_decl): Likewise.
6427 * c-semantics.c (emit_local_var): Likewise.
6428 * calls.c (expand_call): Likewise.
6429 * dbxout.c (dbxout_symbol): Likewise.
6430 * emit-rtl.c (unshare_all_rtl): Likewise.
6431 (unshare_all_decls): Likewise.
6432 (reset_used_decls): Likewise.
6433 * expr.c (store_constructor): Likewise.
6434 (safe_from_p): Likewise.
6435 (expand_expr): Likewise.
6436 * function.c (put_var_into_stack): Likewise.
6437 (instantiate_decls_1): Likewise.
6438 (assign_parms): Likewise.
6439 (expand_function_start): Likewise.
6440 (expand_function_end): Likewise.
6441 * ggc-common.c (gcc_mark_trees): Likewise.
6442 * integrate.c (function_cannot_inline_p): Likewise.
6443 (copy_decl_for_inlining): Likewise.
6444 (expand_inline_function): Likewise.
6445 (integrate_parm_decls): Likewise.
6446 (integrate_decl_tree): Likewise.
6447 * print-tree.c (print_node): Likewise.
6448 * reg-stack.c (stack_result): Likewise.
6449 * stmt.c (label_rtx): Likewise.
6450 (expand_return): Likewise.
6451 (expand_decl): Likewise.
6452 (expand_decl_cleanup): Likewise.
6453 (expand_anon_union_decl): Likewise.
6454 * toplev.c (check_global_declarations): Likewise.
6455 (rest_of_decl_compilation): Likewise.
6456 * tree.c (simple_cst_equal): Likewise.
6457 * objc/objc-act.c (generate_static_references): Likewise.
6459 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6461 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6462 gcc_AC_C_FLOAT_FORMAT): New macros.
6463 * configure.in: Add AC_PROG_CPP after CC tests;
6464 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6465 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6466 * configure, config.in: Regenerate.
6468 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6469 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6470 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6471 config/i370/xm-linux.h, config/i370/xm-oe.h,
6472 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6473 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6474 config/pa/xm-linux.h, config/pa/xm-pa.h,
6475 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6476 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6477 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6478 config/we32k/xm-we32k.h: Delete.
6480 * config/i370/xm-mvs.h, config/m88k/m88k.h,
6481 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
6482 config/vax/xm-vms.h: Don't define any of:
6483 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
6485 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
6487 * config.gcc: Remove references to deleted files.
6488 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
6489 FATAL_EXIT_CODE, which is the same between oe and mvs).
6491 2001-03-14 DJ Delorie <dj@redhat.com>
6492 Vladimir Makarov <vmakarov@redhat.com>
6494 * config/i960/i960.c (i960_function_prologue): Compute size of
6495 frame according to number of registers actually saved there.
6497 2001-03-14 Richard Henderson <rth@redhat.com>
6499 * expr.c (emit_move_insn_1): Fix else if around #endif.
6501 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
6504 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
6507 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
6509 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
6510 (override_options): Parse cmodel string.
6511 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
6512 * i386.h (TARGET_OPTIONS): Add "cmodel".
6513 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
6515 (ix86_cmodel_string, ix86_cmodel): Declare.
6517 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
6520 * i386.h (GENERAL_REG_P): Add missing REG_P.
6522 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
6524 * configure.in: Use $gcc_cv_as instead of $as.
6525 * configure: Regenerated.
6527 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
6529 * cppfiles.c (stack_include_file): Only increase the include
6530 count if we actually process the file properly, as opposed
6531 to treating it as length zero. Only call read_include_file
6532 if not DO_NOT_REREAD. Handle the -H include file output
6534 (read_include_file): Remove now redundant DO_NOT_REREAD check.
6535 (cpp_included, find_include_file): Simplify pathnames after
6536 remapping them. If remapping, don't use the remapped file
6537 name's buffer as our scratch buffer.
6538 (cpp_pop_file_buffer): Replace the multiple include macro
6539 only if it isn't yet set.
6540 (read_name_map): Simplify remapped names when reading in.
6541 (remap_filename): Move code to code path that uses it.
6542 (_cpp_simplify_pathname): Return the input pointer.
6543 * cpphash.h (_cpp_simplify_pathname): Update prototype.
6545 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6547 * expr.c (expand_expr): Revove bogus conditional.
6549 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
6551 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
6553 2001-03-14 Jakub Jelinek <jakub@redhat.com>
6555 * reg-stack.c (stack_result): Unconditionally use
6556 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
6558 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
6560 * expr.c (emit_move_insn_1): Split push of complex value when
6561 no suitable push instruction exist.
6563 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
6564 instead of QI_REG_P.
6566 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6568 * alias.c (handled_component_p, can_address_p): New functions.
6569 (get_alias_set): Use them.
6571 2001-03-13 Jim Wilson <wilson@redhat.com>
6573 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
6574 from 80 in try_locals code.
6575 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
6577 2001-03-13 Zack Weinberg <zackw@stanford.edu>
6579 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
6580 gcc_AC_C_LONG_LONG): New.
6581 * configure.in: Use them. Probe the size of short, int, long,
6582 and long long/__int64 if we have them. Move all the AC_C_*
6583 checks together, except gcc_AC_C_CHAR_BIT which has to go
6584 after AC_CHECK_HEADERS(limits.h).
6585 Take hwint.h out of host_xm_file and build_xm_file.
6587 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
6588 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
6589 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
6590 Move the HOST_WIDEST_INT setup logic here from system.h.
6591 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
6593 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
6594 is now handled by hwint.h.
6596 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
6597 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
6598 config/ia64/xm-ia64.h: Don't define any of:
6599 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
6600 HOST_BITS_PER_LONGLONG.
6602 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
6603 config/h8300/xm-h8300.h, config/mips/iris6.h,
6604 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
6605 config/sparc/xm-sp64.h: Delete.
6606 * config.gcc: Remove references to deleted files.
6608 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
6609 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
6610 * config/i370/xm-linux.h: Clarify floating-point situation in
6613 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
6615 * cppfiles.c (NO_INCLUDE_PATH): New macro.
6616 (find_include_file): Decide here which part of the include
6617 chain to start the search. Complain about an empty include
6618 chain in all cases apart from an abolsute file name.
6619 (_cpp_execute_include): Don't choose the search chain here.
6620 Don't call handle_missing_include in the case of an empty
6622 (_cpp_compare_file_date): Don't choose the search chain here.
6623 * cpplib.c (do_include_next): Move the in-main-file diagnostic
6624 here from _cpp_execute_include. Behave like #include if
6625 we're in the main file.
6627 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6629 * system.h (malloc, realloc, calloc, strdup): Only poison these
6630 tokens when IN_GCC is defined.
6632 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
6634 * i386.md (abs?f expander): Support SSE case.
6635 (abd?f_if): Add new "USE"; add splitters.
6637 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6639 * cpp.texi (poison): Explain the macro expansion exception.
6641 2001-03-13 Jakub Jelinek <jakub@redhat.com>
6643 * expr.c (store_expr): Add dont_store_target. If temp is already in
6644 target before copying to reg, don't store it into target again.
6646 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6648 * cppinternals.texi: Update for file handling.
6650 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6652 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
6653 2001-02-24 which broke building the Java library.
6654 * function.c (identify_blocks): Likewise.
6655 (all_blocks): Likewise.
6656 * integrate.c (integrate_decl_tree): Likewise.
6657 * print-tree.c (print_node): Likewise.
6658 * tree.h (BLOCK_NUMBER): Likewise.
6659 (struct tree_block): Likewise.
6661 2001-03-12 David Edelsohn <edelsohn@gnu.org>
6663 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
6664 __WCHAR_TYPE__ definition.
6665 (WCHAR_TYPE_SIZE): #undef before #define.
6667 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6669 * cppfiles.c: Update comments.
6670 (destroy_include_file_node): Rename destroy_node.
6671 (find_or_create_entry): New function.
6672 (open_file, _cpp_fake_include): Use it.
6673 (handle_missing_header): New function, broken out of
6674 _cpp_execute include. Don't segfault if there is no
6675 system or quoted path.
6676 (_cpp_execute_include): Use handle_missing_header.
6678 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
6680 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
6681 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
6683 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6685 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
6686 unless anti_dependence says they are.
6687 * alias.c (objects_must_conflict): If neither has a type specified,
6690 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6691 David Billinghurst <David.Billinghurst@riotinto.com>
6693 * config/mips/iris5.h: Change WCHAR_TYPE to int.
6695 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
6697 * i386.md (trunctfdf2_2): Rename missnamed pattern.
6698 (*_one_bit): Remove type on the match_operand in attributes.
6700 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
6702 * i386.c: Commit forgotten hunk in previous patch.
6703 (regclass_map): Add extended registers.
6704 (dbx_register_map): Add missing frame register.
6706 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
6708 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
6710 * i386.md (x86_sahf_1): Disable for 64bit.
6711 (popsi*, pophi*): Likewise.
6712 (pushqi, pushhi): Likewise.
6713 (movdi, pushdi): Likewise.
6714 (zero extend DImode splitter): Likewise.
6715 (adddi, minusdi splitter): Likewise.
6716 (umulsidi): Likewise.
6718 (mulsidi): Disable for 64bit
6719 (lshift:DI/ashift:DI): Disable for 64bit.
6720 (loop patterns): Likewise.
6721 (call_pop, call_value_pop expanders and patterns): Likewise.
6722 (prologue_get_pc): Likewise.
6724 (fcmovDI pattern and splitter): Likewise.
6725 (movdfcc_1_rex64): New.
6727 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
6729 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
6730 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
6731 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
6732 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
6733 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
6734 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
6735 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
6736 (PUSH_ROUNDING): x86_64 rounds to 64bits.
6737 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
6738 (REGPARM_MAX): Set to 6 for x86_64.
6739 (SSE_REGPARM_MAX): Set to 16 for x86_64.
6740 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
6743 * (patterns that does use upper halves): Update constraints
6744 'q' to 'Q' and 'r' to 'R'.
6745 (cmpqi_ext_1): Disable for 64bit.
6746 (cmpqi_ext_3_insn): Likewise.
6747 (movqi_extzv_1): Likewsie.
6748 (addqi_ext_1): Liekwsie
6749 (testqi_ext_1): Liekwsie
6750 (andqi_ext_1): Liekwsie
6751 (xorqi_ext_1): Liekwsie
6752 (cmpqi_ext_1_rex64): New.
6753 (cmpqi_ext_3_insn_rex64): Likewise.
6754 (movqi_extzv_1_rex64): Likewsie.
6755 (addqi_ext_1_rex64): Liekwsie
6756 (testqi_ext_1_rex64): Liekwsie
6757 (andqi_ext_1_rex64): Liekwsie
6758 (xorqi_ext_1_rex64): Liekwsie
6760 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6762 * configure.in: Move check for unsigned enumerated bitfields
6763 to macro in aclocal.m4. Disable it for now.
6764 * configure, config.in: Regenerate.
6765 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
6766 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
6767 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
6768 kind above its first use.
6770 * config/xm-interix.h, config/alpha/xm-alpha.h,
6771 config/i370/xm-linux.h, config/i386/xm-beos.h,
6772 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
6773 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6774 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
6775 Don't define ONLY_INT_FIELDS under any circumstances.
6777 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
6779 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6780 config/sparc/xm-sysv4.h: Delete - now identical with some
6782 * config.gcc (hppa targets): Replace xm-pahpux.h and
6783 xm-papro.h with implicit xm-pa.h.
6784 (sparc targets): Replace xm-sysv4.h with implicit or explicit
6787 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
6789 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
6790 before reload_cse_noop_set_p.
6792 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6794 * config.gcc: Where xm-host.h used to include another
6795 xm-host.h, list the nested header directly in xm_file. Remove
6796 references to deleted files. Can now use sparc/xm-sp64.h for
6799 * config/xm-linux.h, config/arm/xm-linux.h,
6800 config/i386/xm-dos.h, config/i386/xm-gnu.h,
6801 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
6802 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
6803 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
6804 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
6807 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
6808 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
6809 bother to wrap #undef in #ifdef.
6810 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
6811 Don't include xm-linux.h.
6812 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
6814 * configure.in: Wrap regexps using [] in changequote block.
6815 Use expr : not echo | grep. Simplify regexps.
6816 * configure: Regenerate.
6818 56 xm-files remain, 22 xm-arch.
6820 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6822 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
6823 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6824 (local_index, local_rindex): Delete, use strchr/strrchr instead.
6825 (copy_object): Fix format specifier vs argument mismatch.
6827 * mips-tdump.c: Make local functions static.
6828 (rindex): Don't #undef.
6829 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
6830 (fatal, fancy_abort): Delete.
6831 (read_seek): Avoid signed/unsigned compare.
6833 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6835 * combine.c (try_combine): Fix error in change to try original
6837 (gen_rtx_combine): Do same as gen_rtx for now.
6839 2001-03-11 Zack Weinberg <zackw@stanford.edu>
6841 * configure.in: AC_SUBST xm_defines.
6842 * configure: Regenerate.
6843 * Makefile.in: Set DEFINES=$(xm_defines) when building
6846 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6848 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
6849 (cpp_included, find_include_file): Update.
6850 (_cpp_compare_file_date): Make else unconditional.
6852 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
6854 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
6856 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6858 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
6859 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
6861 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
6863 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
6864 if it's a record type.
6866 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
6868 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
6869 mingw includes slightly.
6871 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6873 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
6874 #undef token before poisoning it.
6876 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6878 * alpha.c (check_float_value): Use memcpy, not bcopy.
6880 * m32r.c (m32r_sched_reorder): Likewise.
6882 * vax.c (check_float_value): Likewise.
6884 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6886 * toplev.c (file_name_nondirectory): Remove.
6887 * toplev.h: Similarly.
6888 * dwarf2out.c (compute_section_prefix): Use lbasename instead
6889 of file_name_nondirectory.
6891 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6893 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
6894 * mips-tfile.c: Don't #undef rindex; not used.
6896 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
6898 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
6899 (dbx64_register_map): Declare.
6900 (RETURN_ADDR_RTX): Fix for 64bit.
6901 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
6902 (INCOMING_FRAME_SP_OFFSET): Set to 8.
6903 * i386.c (dbx64_register_map): New global array.
6904 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
6905 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
6908 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6910 * cppfiles.c (search_from): Use lbasename.
6911 * mkdeps.c (deps_add_default_target): Use lbasename.
6913 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6915 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
6916 xcalloc in lieu of malloc, realloc & calloc.
6918 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
6920 * gengenrtl.c (xmalloc): Likewise.
6922 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
6923 really_call_* memory allocation routines.
6925 * stmt.c (check_for_full_enumeration_handling): Use
6926 really_call_calloc, not calloc.
6928 * system.h (really_call_malloc, really_call_calloc,
6929 really_call_realloc): Define.
6930 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
6932 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
6934 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
6936 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
6938 * configure: Rebuilt.
6939 * configure.in: Only use `lang_requires' for languages athat are
6942 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
6944 * invoke.texi: Fix typo.
6945 * gcc.1: Regenerate.
6947 2001-03-09 Zack Weinberg <zackw@stanford.edu>
6949 * configure.in: Prune nonexistent files from build_xm_file,
6950 xm_file, and host_xm_file lists. Warn unless they're
6952 Don't generate *config.h here.
6953 AC_SUBST all variables needed to generate *config.h.
6954 * configure: Regenerate.
6955 * mkconfig.sh: New helper script, from code removed from
6957 * Makefile.in: Zap all MALLOC variables - no longer used
6958 anywhere, and malloc.c doesn't exist.
6959 Substitute in variables needed to generate *config.h.
6960 Stop lying about the dependencies contained in CONFIG_H and
6962 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
6963 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
6964 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
6965 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
6966 $(TM_P_H), etc. as appropriate.
6968 * config.gcc: Zap references to deleted files.
6969 * ggc-none.c: Don't include rtl.h or tm_p.h.
6971 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
6972 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
6973 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
6974 config/i386/xm-linux.h, config/i386/xm-linux.h,
6975 config/i386/xm-next.h, config/i386/xm-openbsd.h,
6976 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
6977 Don't include i386/xm-i386.h.
6979 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
6980 config/i386/xm-i386.h, config/i860/xm-i860.h,
6981 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
6982 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
6983 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
6984 Delete (empty except comments, #includes of other deleted
6985 files, and macros used nowhere).
6987 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
6989 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
6990 independent on TARGET_FLAGS.
6992 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
6994 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
6996 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
6998 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7000 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7001 LAST_REX_SSE_REG): define.
7002 (enum reg_class): Add 'LEGACY_REGS'
7003 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7004 (SSE_REGNO_P): Recognize extended registers.
7005 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7006 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7007 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7008 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7009 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7010 REG_OK_FOR_STRREG_P): Remove.
7011 (HI_REGISTER_NAMES): Add extended registers.
7012 (ADDITIONAL_REGISTER_NAMES): Likewise.
7013 (QI_REGISTER_NAMES): Add 8bit extended registers.
7014 (DEBUG_REG): Support extended registers.
7015 * i386.c (regclass_map): Add extended registers.
7016 (dbx_register-map): Likewise.
7017 (svr4_dbx_register_map): Likewise.
7018 (print_reg): Support extended registers.
7019 (print_operand): Support 64bit operands.
7021 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7023 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7024 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7025 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7026 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7027 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7028 STACK_BOUNDARY): Set properly for 64bits.
7029 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7030 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7031 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7032 (MOVE_MAX): Set to 16.
7033 (MOVE_MAX_PIECES): 8 for 64bit.
7034 (Pmode): Set to SImode.
7036 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7038 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7040 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7042 * i386.h (mask_64bit): New constant.
7043 (target_64bit): New macro.
7044 (target_options): Add '64'/'32'
7045 (target_default): Define.
7046 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7047 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7048 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7050 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7052 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7054 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7056 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7057 LO_SUM unless for_alias is set.
7059 2001-03-08 Stan Shebs <shebs@apple.com>
7061 * objc/objc-act.c: Fix old typos in comments, add comments for
7063 (hash_init): Fix file name in error message.
7064 (hash_enter): Ditto.
7065 (hash_add_attr): Ditto.
7066 (continue_class): Ditto.
7068 2001-03-08 Bruce Korb <bkorb@gnu.org>
7070 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7071 wait4() can receive the signal.
7073 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7075 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7077 * fixinc/fixincl.x: Regenerate.
7079 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7081 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7083 * fixinc/fixincl.x: Regenerate.
7085 2001-03-08 Richard Henderson <rth@redhat.com>
7087 * configure.in (HAVE_AS_LEB128): New assembler check.
7088 * configure, config.in: Rebuilt.
7090 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7092 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7095 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7097 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7098 references to the MAXPATHLEN macro.
7100 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7101 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7104 * config/i386/xm-gnu.h, config/xm-gnu.h,
7105 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7106 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7107 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7108 and/or unused files.
7110 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7111 doing so in various xm-*.h files.
7113 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7115 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7117 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7119 * configure.in (enable_shared): Support per-package shared-library
7121 * configure: Rebuilt.
7123 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7125 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7126 for crnot. Set operands[5] in splitter.
7128 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7130 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7131 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7132 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7133 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7134 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7135 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7136 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7139 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7140 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7141 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7142 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7143 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7144 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7145 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7146 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7147 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7148 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7149 Delete unused and/or empty files.
7151 * config.gcc: Define USG in xm_defines as appropriate. Define
7152 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7153 macro. Remove deleted xm-* files from $xm_files variable.
7155 2001-03-07 Tom Tromey <tromey@redhat.com>
7157 * configure: Rebuilt.
7158 * configure.in: Allow config-lang.in to set `lang_requires' to list
7159 of other required languages.
7161 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7163 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7165 (output_prologue): Use xmalloc not oballoc.
7166 (output_epilog): Free a29k_first_epilogue_insn when finished.
7167 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7169 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7171 * builtins.c (expand_builtin_mathfn): Check
7172 flag_unsafe_math_optimizations, not flag_fast_math.
7173 (expand_builtin): Likewise
7174 * combine.c (combine_simplify_rtx): Likewise.
7175 (simplify_if_then_else): Likewise.
7176 * cse.c (fold_rtx): Likewise.
7177 * flags.h: Remove flag_fast_math. Add
7178 flag_unsafe_math_optimizations and flag_trapping_math.
7179 * fold-const.c (negate_expr): Check
7180 flag_unsafe_math_optimizations, not flag_fast_math.
7181 (invert_truthvalue): Likewise.
7182 (fold): Likewise. Before associating operands, check that
7183 code == MULT_EXPR, not code != MULT_EXPR.
7184 * ifcvt.c (noce_try_minmax): Check
7185 flag_unsafe_math_optimizations, not flag_fast_math.
7186 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7187 * invoke.texi: Document -funsafe-math-optimizations and
7188 -fno-trapping-math. Change documentation for -ffast-math.
7189 * jump.c (reversed_comparison_code_parts): Likewise.
7190 (rtx_equal_for_thread_p): Likewise.
7191 * optabs.c (emit_conditional_move): Likewise.
7192 * simplify-rtx.c (simplify_binary_operation): Likewise.
7193 (simplify_relational_operation): Likewise.
7194 (simplify_ternary_operation): Likewise.
7195 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7196 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7197 Add trapping-math and unsafe-math-optimizations entries to f_options.
7198 (set_fast_math_flags): New, sets flags for -ffast-math.
7199 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7200 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7201 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7203 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7204 (alpha_emit_conditional_move): Initialize local_fast_math to
7205 flag_unsafe_math_optimizations, not flat_fast_math.
7206 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7207 instead of setting flag_fast_math to 1.
7208 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7210 * config/i386/i386.c (override_options): Likewise
7211 * config/i386/i386.md: Likewise.
7212 * config/m68k/m68k.md: Likewise.
7213 * config/mips/mips.md: Likewise.
7214 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7215 (rs6000_generate_compare): Likewise.
7217 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7219 * Makefile.in: Set RANLIB to @RANLIB@.
7222 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7224 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7225 * fixinc/fixincl.x: Regenerated.
7227 2001-03-07 Richard Henderson <rth@redhat.com>
7229 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7231 2001-03-07 Richard Henderson <rth@redhat.com>
7233 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7234 of block notes and exception handling notes.
7236 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7237 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7238 (compile_file): ... here.
7240 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7242 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7244 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7245 config.h now. Include libiberty.h to handle alloca.
7247 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7249 * c-parse.in (yylexname): New function, split out of _yylex.
7250 (objc_rid_sans_at): New table.
7251 (init_reswords): Initialize it.
7252 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7253 retrieving the next token and checking it for significance as
7254 an ObjC keyword or string constant.
7256 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7257 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7259 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7262 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7264 * config/m68k/m68k.c (const_uint32_operand): Accept any
7265 const_int on a 32-bit host.
7267 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7269 * objc/objc-act.c (init_objc): Set save_lang_status,
7270 restore_lang_status, and mark_lang_status.
7272 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7274 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7276 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7278 * cppinternals.texi: Update.
7280 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7282 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7283 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7284 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7285 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7286 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7287 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7288 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7289 config/i386/xm-i386.h, config/i860/xm-i860.h,
7290 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7291 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7292 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7293 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7294 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7295 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7296 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7297 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7298 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7299 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7300 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7301 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7302 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7303 match the defaults provided in hwint.h.
7305 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7306 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7308 * config.gcc (xm_file): Don't set to files which are deleted.
7310 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7311 guard this file against these macros being undefined.
7313 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7315 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7316 and DECL_DEFER_OUTPUT on the decl we create, before calling
7317 rest_of_decl_compilation.
7319 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7321 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7323 * configure, config.in: Regenerate.
7324 * config.gcc: Remove references to deleted files.
7326 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7327 genrecog.c, rtl.c: Do not use alloca anywhere.
7329 * Makefile.in, build-make, system.h, config/x-interix,
7330 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7331 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7332 config/arc/xm-arc.h, config/arm/xm-arm.h,
7333 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7334 config/h8300/xm-h8300.h, config/i370/x-oe,
7335 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7336 config/i386/x-ncr3000, config/i386/x-sco5,
7337 config/i386/xm-dgux.h, config/i860/x-sysv4,
7338 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7339 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7340 config/m68k/x-hp320g, config/m69k/x-mot3300,
7341 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7342 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7343 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7344 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7345 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7346 config/mips/x-iris, config/mips/x-iris3,
7347 config/mips/x-sni-svr4, config/mips/x-sysv,
7348 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7349 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7350 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7351 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7352 config/pa/xm-papro.h, config/romp/xm-romp.h,
7353 config/rs6000/x-aix31, config/rs6000/x-aix41,
7354 config/rs6000/x-beos, config/rs6000/x-lynx,
7355 config/rs6000/x-mach, config/rs6000/x-rs6000,
7356 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7357 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7358 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7359 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7360 config/vax/xm-vms.h: Eradicate all references to alloca and
7363 * config/xm-alloca.h, config/clipper/x-clix,
7364 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7365 config/i860/x-sysv3, config/m88k/x-sysv3,
7366 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7367 (contained only alloca related hacks).
7369 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7372 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7374 * invoke.texi: Document __FAST_MATH__.
7376 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7378 * crtstuff.c: Restore include of auto-host.h.
7380 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7382 Put main() in a separate file, so that the language
7383 front-end can use a different main().
7386 * toplev.c: (main): Rename as toplev_main.
7387 * toplev.h: Declare toplev_main.
7388 * Makefile.in (OBJS): add toplev.o.
7389 (BACKEND): remove toplev.o, add main.o.
7391 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7393 * cppfiles.c (search_from): Special case the empty string.
7395 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7397 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7398 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7399 strlen or strcpy; we already know the length.
7400 (_cpp_compare_file_date): Similarly.
7401 * cpphash.h (struct cpp_reader): Delete done_initialising.
7402 (CPP_PREV_BUFFER): Delete.
7403 * cppinit.c (cpp_start_read): Don't set done_initialising.
7404 * cpplex.c (parse_string): Guarantee null-termination.
7405 (_cpp_equiv_toklists): Remove.
7406 * cpplib.c (glue_header_name): Null-terminate.
7407 (do_line): Don't leak memory.
7408 * cpplib.h (BT_WEAK): Delete.
7409 * cppmain.c (cb_ident): Strings are now null-terminated.
7411 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7413 * gcc.c (convert_filename): Append executable suffix
7414 if NO_AUTO_EXE_SUFFIX is not defined.
7415 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7416 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7418 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7420 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7421 * c-parse.gperf, c-gperf.h: Delete.
7422 (c-gperf.h was accidently re-added to the CVS repo in the rev
7423 1.16 commit by tromey)
7425 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7427 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7428 macro arguments when looking for the '('.
7429 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7430 2 when really parsing arguments; 1 when looking for '('.
7431 Always restore the lexer position.
7433 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7435 * longlong.h (umul_ppmm): Don't use a multiline string.
7437 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7439 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7440 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7441 t_bool in declaration because pcc can't combine volatile with typedef
7444 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7446 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7447 until when it is really needed.
7448 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7449 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7450 * i386.md (float?i?f splitter): Don't force source operand to memory
7452 (sse_movdfcc): Fix constraint.
7453 (sse_movdfcc splitter): Handle properly the second alternative.
7455 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7457 * cpplex.c (parse_string): Unconditionally pedwarn.
7459 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7462 * cppexp.c (parse_number): Update.
7463 * cpplex.c (parse_string): Pedwarn if multiline string does not
7464 result from a system header's macro.
7465 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7466 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7467 for function-like macros too.
7468 * c-lex.c (lex_number): Update.
7470 2001-03-03 Richard Henderson <rth@redhat.com>
7472 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7474 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7476 * combine.c (try_combine): If split with mode-changed scratch
7477 register didn't work, try the original mode.
7479 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
7481 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
7482 * config/c4x/c4x.h: Likewise.
7483 * stor-layout.c (compute_record_mode): Likewise.
7484 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
7486 2001-03-02 Zack Weinberg <zackw@stanford.edu>
7488 * configure.in: Kill tm.h. Include the files in the $tm_file
7489 list in all three of config.h, hconfig.h, tconfig.h, after the
7490 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
7491 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
7492 * configure: Regenerate.
7493 * Makefile.in (clean): Don't delete tm.h.
7495 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
7496 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
7497 those are not defined, set SEC and FEC to 0 and 1.
7498 * gcc.texi: Update to match.
7500 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
7501 * config/fp-bit.c, config/m68k/aux-crt2.asm,
7502 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
7503 Include tconfig.h, not tm.h.
7505 * config/xm-lynx.h, config/xm-std32.h,
7506 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7507 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
7508 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
7509 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7510 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7511 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7512 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
7513 config/i386/xm-i386.h, config/i860/xm-i860.h,
7514 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7515 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
7516 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7517 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7518 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7519 config/pa/xm-linux.h, config/pa/xm-pa.h,
7520 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7521 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
7522 config/pj/xm-pj.h, config/romp/xm-romp.h,
7523 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7524 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7525 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7526 config/v850/xm-v850.h, config/vax/xm-vax.h,
7527 config/we32k/xm-we32k.h:
7529 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
7531 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
7532 config/i370/xm-oe.h: Don't include tm.h. Don't define
7534 * config/vax/xm-vms.h: Don't include tm.h.
7536 * config/xm-lynx.h, config/avr/xm-avr.h,
7537 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
7538 Delete; made empty by above changes.
7539 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7540 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
7541 Don't include config/xm-lynx.h or tm.h.
7543 * config/xm-gnu.h: Don't include fcntl.h.
7544 * config/sparc/xm-lynx.h: Don't include sys/types.h and
7546 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
7548 2001-03-02 Richard Henderson <rth@redhat.com>
7550 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
7551 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
7553 2001-03-02 Richard Henderson <rth@redhat.com>
7555 * Makefile.in (OBJS): Add dwarf2asm.o.
7556 * dwarf2asm.c, dwarf2asm.h: New files.
7557 * dwarf2out.c (*): Use them.
7558 (size_of_uleb128, size_of_sleb128): Remove.
7559 (output_uleb128, output_sleb128): Remove.
7560 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
7561 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
7562 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
7563 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
7564 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
7565 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
7566 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
7567 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
7568 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
7569 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7570 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
7571 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
7572 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
7573 (dwarf2out_frame_debug): Remove unused variables.
7574 (output_loc_operands): Don't abort on 8 byte constants if
7575 host integers are wide enough.
7576 (output_symbolic_ref): Remove.
7577 (size_of_die): Don't assume 4 byte host integers.
7578 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
7580 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
7581 something stupid with HOST_WIDE_INT to long truncation.
7582 [CONST_DOUBLE]: Likewise.
7584 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
7585 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
7586 * config/arm/unknown-elf.h: Likewise.
7587 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
7588 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
7589 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
7590 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
7591 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
7592 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
7593 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
7594 (ASM_OUTPUT_DWARF_OFFSET): Remove.
7595 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
7596 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7597 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
7598 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
7600 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7602 * cselib.c (hash_rtx): Cast enums to unsigned int.
7604 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7606 * print-rtl.c (print_rtx): Cast enums to int for comparison.
7607 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
7609 * c-format.c (C_STD_VER): Cast to int for comparisons.
7610 (check_function_format): Cast various enums to int for &.
7611 (maybe_read_dollar_number): Likewise.
7612 (check_format_info): Likewise.
7613 (check_format_info_main): Likewise.
7614 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
7615 (safe_from_p): Likewise.
7616 * varasm.c (const_hash): Cast enum to int for %.
7617 * emit-rtl.c (init_emit_once): Use int loop variable to work around
7618 pcc enum problems with < and ++ operators.
7619 * regclass.c (init_reg_sets_1): Cast enums for comparison.
7620 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
7621 (regclass_init): Change enum class to int to iterate over reg_classes.
7622 * genrecog.c (merge_trees): Cast enums for comparison.
7623 * rtl.h (GET_CODE): Cast to enum rtx_code.
7624 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
7625 (GET_MODE): Cast to enum machine_mode.
7626 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
7627 (GET_NOTE_INSN_NAME): Cast enum to int.
7628 * tree.h (TREE_CODE): Cast to enum tree_code.
7629 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
7630 * timevar.c (timevar_print): Change loop variable id from enum to
7632 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
7633 * config/i386/i386.md: Use PUT_MODE for mode assignment.
7634 * toplev.c (compile_file): Cast enum DFI to int.
7635 (decode_d_option): Likewise.
7637 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
7639 * cppinit.c (append_include_chain): Mark "after" include file name list
7640 as a system directory.
7641 * cpp.texi: Document new behavior.
7643 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
7645 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
7647 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
7649 * cppfiles.c (struct include_file): Update.
7650 (stack_include_file): Use search_from.
7651 (cpp_included, find_include_file): Update.
7652 (cpp_execute_include): Update. ptr->name may not be
7653 null terminated. Use the new search_from member variable
7655 (_cpp_compare_file_date): Similarly.
7656 (search_from): New function, similiar to actual_directory.
7657 (actual_directory): Delete.
7658 (remap_filename): Update. loc->name may not be null terminated.
7659 (struct file_name_list): Rename search_path. Update.
7660 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
7661 search_from and dir.
7662 (struct cpp_reader): Remove actual_dirs.
7663 * cppinit.c (struct cpp_pending): Update for renamed objects.
7664 (append_include_chain, remove_dup_dir, remove_dup_dirs,
7665 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
7666 * cpplib.h (struct cpp_options): Similarly.
7668 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7670 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
7671 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
7672 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
7673 config/clipper/xm-clix.h, config/convex/xm-convex.h,
7674 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7675 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
7676 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7677 config/i370/xm-linux.h, config/i370/xm-mvs.h,
7678 config/i370/xm-oe.h, config/i386/xm-aix.h,
7679 config/i386/xm-i386.h, config/i386/xm-osf.h,
7680 config/i860/xm-i860.h, config/i960/xm-i960.h,
7681 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
7682 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
7683 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
7684 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
7685 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
7686 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7687 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7688 config/pj/xm-pj.h, config/romp/xm-romp.h,
7689 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
7690 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7691 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7692 config/v850/xm-v850.h, config/vax/xm-vax.h,
7693 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
7694 Do not define TRUE or FALSE.
7696 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
7697 empty by above change.
7698 * config.gcc: Remove references to these files.
7700 * configure.in: Detect stdbool.h.
7701 * configure, config.in: Regenerate.
7702 * system.h: Include stddef.h here if available.
7703 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
7704 Then set up a sensible boolean type at the very end.
7706 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
7707 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
7709 * hash.h: Delete 'boolean' typedef and related #undefs.
7711 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
7712 all uses of 'boolean' with 'bool'.
7714 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7716 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
7717 * cppexp.c (lex): Cast enums for comparison.
7718 * cppinit.c (parse_option): Cast enum for comparison.
7719 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
7720 (cpp_output_token): Likewise.
7721 (cpp_can_paste): Cast enums for comparsion and plus/minus.
7722 (cpp_avoid_paste): Cast enums for minus and comparison.
7724 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7726 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
7727 field to all array elements.
7729 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7731 * cpphash.h (struct cpp_reader): Add print_version field.
7732 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
7733 just set print_version and other flags as appropriate.
7734 (cpp_post_options): Print version here if print_version is set.
7736 * toplev.c (exit_after_options): New flag.
7737 (independent_decode_option): Don't exit here; just set
7739 (main): Exit after calling lang_hooks.post_options if
7740 exit_after_options is true.
7742 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
7743 (merge_include_chains): Adjust comment to match code.
7745 2001-03-01 Zack Weinberg <zackw@stanford.edu>
7747 * stringpool.c (set_identifier): New function.
7748 * tree.h: Prototype it.
7750 * c-parse.in: Kill D_YES. If compiled for objc, call
7751 save_and_forget_protocol_qualifiers from init_reswords.
7752 * objc/objc-act.c (remember_protocol_qualifiers,
7753 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
7754 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
7756 (save_and_forget_protocol_qualifiers): New function.
7757 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
7759 2001-03-01 Diego Novillo <dnovillo@redhat.com>
7761 * c-semantics.c (prune_unused_decls): Return error_mark_node
7762 instead of (tree) 1 to stop traversing the tree chain.
7764 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7766 Fix a problem introduced by Kenner's Feb 18 change.
7767 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
7768 flag_cse_skip_blocks only temporarily, not for ever.
7770 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
7772 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
7773 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
7775 * pa.c (emit_move_sequence): Verify operand0 is a hard register
7776 before determining its register class.
7778 2001-03-01 Bernd Schmidt <bernds@redhat.com>
7780 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
7781 from reg 4 if current_function_calls_setjmp.
7782 (gen_nop_type): New function.
7783 (ia64_emit_nops): New function.
7784 (ia64_reorg): Call it.
7785 (ia64_sched_reorder): Move code that rotates bundles up a bit.
7787 * reload1.c (eliminate_regs_in_insn): Restrict the special case
7788 code not to try to optimize adds with anything but a REG destination.
7790 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
7791 (INSN_PRIORITY_KNOWN): New accessor macro.
7792 * haifa-sched.c (priority): Use it instead of testing priority against
7795 2001-02-28 DJ Delorie <dj@redhat.com>
7797 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
7798 since that doesn't work the way gcc wants on a generic m68k.
7800 2001-02-28 Richard Henderson <rth@redhat.com>
7802 * caller-save.c (save_call_clobbered_regs): Fix typo in
7803 comparison last change.
7805 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
7807 * i386.c (pentium4_cost): New.
7808 (m_PENT4): New macro.
7809 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
7810 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
7811 x86_integer_DFmode_moves, x86_partial_reg_dependency,
7812 x86_memory_mismatch_stall): Add Pentium4
7813 (x86_use_q_reg, x86_use_any_reg): Kill.
7814 (override_options): Add pentium4.
7815 (incdec_operand): Return 0 for pentium4.
7816 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
7817 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
7818 (TARGET_PENTIUM4): Define.
7819 (enum processor_type): Add PROCESSOR_PENTIUM4.
7820 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
7821 * i386.md (attribute "cpu"): Add pentium4.
7822 * invoke.texi (march): Add pentium4.
7824 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
7826 * i386.md (sse_mov?fcc*): New patterns and splitters.
7827 * i386.c (ix86_expand_movcc): Work post-reload; recognize
7828 the SSE based conditional moves.
7830 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
7832 * i386.md (attribute mode): Add "TI".
7833 (movsf_1): Add pxor support; remove constant propagation splitter.
7834 (movdf_integer): Likewise.
7835 (movdf_nointeger): Likewise.
7836 (movxf constant prop splitter): Handle all modes; update for SSE.
7837 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
7838 * i386.c (standard_80387_constant_p): Rewrite.
7839 (standard_sse_constant_p): New.
7840 * i386-protos.h (standard_sse_constant_p): New.
7842 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
7844 * i386.md (sse_setccsf, sse_setccdf): New.
7845 (sse_cmp* patterns): Use '%D' instead of outputtting condition
7847 * i386.c (sse_comparison_operator): Accept the supported unordered
7848 comparses; be ready for fast_math.
7849 (print_operand): Support 'D'.
7851 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
7853 * jump.c (reversed_comparison_code): Kill.
7855 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
7857 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
7860 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
7862 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
7863 add missing '%' in constraints.
7865 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
7867 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
7868 for HOST_BITS_PER_WIDE_INT == 32 too.
7870 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
7872 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
7874 (insert_save, insert_restore): New parameter save_mode.
7875 (init_caller_save): Update initialization of reg_save_code
7876 and reg_restore_code.
7877 (save_call_clobbered_regs): Compute save_modes and update calls to
7878 reg_save_code and reg_restore_code.
7879 (insert_restore): Unsignetize numbers; use save_modes to choose mode
7880 of spill; update use of reg_restore_code.
7881 (insert_save): Likewise.
7882 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7883 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
7884 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
7886 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7888 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
7889 noce_try_store_flag_inc, noce_try_store_flag_mask,
7890 noce_try_cmove_arith):
7891 Use reversed_comparison_code instead of reverse_comparison and
7892 can_reverse_comparison_p.
7894 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
7896 * jump.c (reversed_comparison_code_parts): Allow reversal of
7897 unordered compares in -ffast-math mode; reverse ordered compares
7898 for FP even w/o -ffast-math.
7900 2001-02-27 Richard Henderson <rth@redhat.com>
7902 * print-rtl.c (print_rtx) [i]: Don't print field five on
7903 NOTEs other than NOTE_INSN_DELETED_LABEL.
7905 2001-02-27 Zack Weinberg <zackw@stanford.edu>
7907 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
7908 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
7910 2001-02-27 Diego Novillo <dnovillo@redhat.com>
7912 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
7913 even if walk_subtrees is 0.
7914 * c-semantics.c (prune_unused_decls): Return a non-null value to
7915 stop traversing the tree chain.
7917 2001-02-27 DJ Delorie <dj@redhat.com>
7919 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
7920 register, *then* define it as the new CFA.
7922 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
7924 * pa.c (override_options): Promote -fpic to -fPIC.
7925 (legitimize_pic_address): Simplify due to removal of
7926 small PIC as a code generation option.
7927 (secondary_reload_class): Similarly.
7928 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
7929 (PRINT_OPERAND_ADDRESS): Similarly.
7930 * pa.md (various patterns): Similarly.
7931 (small pic lo_sum pattern): Remove.
7933 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
7936 * md.texi (min, max): Document
7938 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
7940 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
7941 TARGET_PARTIAL_REG_DEPENDENCY.
7942 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
7944 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
7946 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
7948 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
7950 * mips.c (mips_make_temp_file): Fix thinko in last change.
7952 2001-02-26 Jason Eckhardt <jle@redhat.com>
7954 * combine.c (known_cond): Do not reverse the condition when
7955 SMAX/UMAX is being considered and the condition is for equality
7958 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
7960 2001-02-26 Philip Blundell <philb@gnu.org>
7962 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
7964 * config/arm/linux-elf.h: Remove historical relics related to
7965 above configurations.
7966 * config/arm/linux-oldld.h: Delete.
7967 * config/arm/linux-elf26.h: Delete.
7969 2001-02-26 Jason Merrill <jason@redhat.com>
7971 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
7973 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
7974 recognize a tentative definition. Lose obsolete code.
7976 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
7977 variables unless necessary, either.
7979 2001-02-25 Richard Henderson <rth@redhat.com>
7981 * ifcvt.c (struct noce_if_info): Add test_bb.
7982 (noce_get_alt_condition): New.
7983 (noce_try_minmax, noce_try_abs): New.
7984 (noce_operand_ok): New.
7985 (noce_process_if_block): Use them.
7986 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
7988 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
7990 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
7993 2001-02-25 Zack Weinberg <zackw@stanford.edu>
7995 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
7996 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
7998 (mips_asm_file_end): Free temp_filename here.
8000 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8002 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8003 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8005 * config/i386/i386.md (movstrsi): Handle FAIL case.
8007 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8009 * cppinit.c (builtin_array): Update.
8010 (init_builtins): Flag builtins to warn if redefined or
8011 undefined. Define __GXX_WEAK as a normal macro.
8012 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8013 * cpplib.h (NODE_WARN): New flag.
8014 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8015 Handle __STDC__ as a builtin only on Solaris.
8016 (warn_of_redefinition): Renamed from check_macro_definition.
8017 Reverse sense of test. Always warn if NODE_WARN.
8018 (_cpp_create_definition): Use warn_of_redefinition. Flag
8019 any macro beginning with "__STDC_" to require a mandatory
8020 warning if redefined or undefined.
8022 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8024 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8025 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8026 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8027 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8028 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8029 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8030 Don't define any of:
8031 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8032 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8033 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8034 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8035 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8037 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8038 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8041 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8042 Delete now-empty file.
8044 * alpha/vms.h: Define NEED_ATEXIT here...
8045 * alpha/xm-vms.h: ...not here.
8047 * i386/cygwin.h: Don't define PARAMS.
8048 * mips/mips.c: Don't prototype mktemp. Don't define
8049 P_tmpdir. Use make_temp_file to create temporary files.
8050 Don't be clever and delete temporary files early.
8051 * config.gcc: Drop references to deleted files. Don't define
8053 * gcc.texi: Don't mention USE_PROTOTYPES.
8055 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8057 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8058 (ix86_set_move_mem_attrs_1): Likewise.
8059 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8060 * config/i386/i386.md (movstrsi): Call it.
8062 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8064 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8065 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8066 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8067 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8069 (i750a-*-*): Error here if hosting on i750a.
8070 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8072 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8073 Remove (empty modulo comments).
8075 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8076 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8077 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8078 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8079 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8080 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8082 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8083 Remove reference to winnt.h in comment.
8084 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8086 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8088 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8089 used to set another biv.
8091 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8093 * tree.h (BLOCK_DEAD): New macro.
8094 (struct tree_block): New flag, dead_flag.
8095 * print-tree.c (print_node, case 'b'): Print missing fields.
8096 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8097 * function.c (identify_blocks): Enable test for misplaced notes.
8098 (all_blocks): Skip BLOCK_DEAD blocks.
8099 * integrate.c (integrate_decl_tree): Likewise.
8101 * errors.c (internal_error, trim_filename): New functions.
8102 (fancy_abort): Call internal_error.
8103 * errors.h (internal_error, trim_filename): New declarations.
8105 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8107 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8109 (EXTRA_CONSTRAINT): Formatting changes.
8111 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8113 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8115 2001-02-23 Per Bothner <per@bothner.com>
8117 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8118 so they can be called from java/jvspec.c.
8119 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8121 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8123 * i386.c (ix86_frame): New structure.
8124 (ix86_compute_frame_size): Kill.
8125 (ix86_compute_frame_layout): New.
8126 (ix86_save_reg): New.
8127 (ix86_can_use_return_insn_p): Use frame layout stuff.
8128 (ix86_expand_prologue): Likewise.
8129 (ix86_expand_epilogue): Likewise.
8130 (ix86_initial_elimination_offset): Likewise.
8131 (ix86_nsaved_regs): Use ix86_save_reg.
8132 (ix86_emit_save_regs): Likewise.
8134 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8136 * flow.c (find_sub_basic_blocks): New function.
8137 (split_block): Be ready for basic block introduced by CODE_LABEL.
8138 (commit_one_edge_insertion): Call find_sub_basic_block.
8140 * flow.c (make_edges): Add edge from entry for blocks starting with
8141 label having ALTERNATE_NAME
8143 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8145 * function.c (epilogue_done): Be ready for first basic block not
8146 containing PROLOGUE_END note.
8147 (reposition_prologue_and_epilogue_notes): Avoid placing
8148 PROLOGUE_END note between BASIC_BLOCK.
8150 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8152 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8154 2001-02-21 DJ Delorie <dj@redhat.com>
8156 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8157 check for current_function_has_nonlocal_goto from 1999-11-12.
8159 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8161 * diagnostic.c (trim_filename): No longer static.
8162 * toplev.h (trim_filename): Declare.
8163 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8164 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8165 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8166 (rtvec_check_failed_bounds): Likewise.
8167 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8169 * convert.c (convert_to_integer): Don't do unsigned unless result or
8170 both inputs are unsigned.
8172 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8175 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8177 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8179 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8181 * Makefile.in (resource.o): Add params.h dependence.
8182 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8183 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8184 * resource.c: Add dependence on params.h.
8185 (current_live_regs): Fix explanatory comment.
8186 (find_basic_block): Add new parameter to permit limiting search
8188 (mark_target_live_regs): Add new argument to find_basic_block call.
8189 (incr_ticks_for_insn): Likewise.
8191 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8193 * diagnostic.c (output_to_stream): Rename to
8194 output_buffer_to_stream. Loses the stream parameter.
8195 (init_output_buffer): Set diagnosic_buffer's stream.
8196 (flush_diagnostic_buffer): Adjust.
8197 (default_print_error_function): Likewise.
8198 (finish_diagnostic): Likewise.
8199 (verbatim): Likewise.
8201 * diagnostic.h (struct output_buffer): Add `stream' field.
8202 (output_buffer_attached_stream): New macro.
8204 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8206 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8207 check if either operand is divisible by C.
8208 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8209 If type is signed, consider negative numbers as well.
8211 2001-02-22 Richard Henderson <rth@redhat.com>
8213 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8214 reach .text instead of gp-relative relocs.
8215 * config/ia64/crtend.asm (.init): Likewise.
8217 2001-02-22 Andreas Jaeger <aj@suse.de>
8219 * extend.texi (C++ Attributes): Fix typo.
8221 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8223 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8224 functions, drop current_function_args_info.words test.
8225 (ia64_compute_frame_size): Mark syscall_linkage functions as
8226 using eight input registers.
8228 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8229 Bruce Korb <bkorb@gnu.org>
8231 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8232 * fixinc/README: Document how to convert sed substitutions
8233 to format style c_fix-es.
8234 * fixinc/fixincl.x: regen
8236 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8238 * gcc.c: Add comment explaining how to add a command-line option.
8239 Add title to specs language comment.
8241 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8243 * gcc.c (cc1_options): Add "-param".
8244 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8245 (option_map): Likewise.
8246 * toplev.c (display_help): Add entry for "--param".
8247 (independent_decode_option): Fix typographical error.
8249 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8250 Bernd Schmidt <bernds@redhat.com>
8251 Jan Hubicka <jh@suse.cz>
8253 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8254 (function_arg): Likewise.
8256 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8258 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8260 2001-02-21 Kazu Hirata <kazu@hxi.com>
8262 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8266 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8268 * flow.c (init_propagate_block_info): Canon address and use single_set
8269 for killing dead memory stores.
8271 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8273 * Makefile.in (reorg.o): Add params.h dependence.
8274 * params.def: Fix typographical error in comment.
8275 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8276 * params.h: Modify introductory comment.
8277 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8278 * reorg.c: Add dependence on params.h.
8279 (redundant_insn): Add parameterized throttle for search.
8280 (fill_simple_delay_slots): Add a comment explaining a variable.
8281 Move conditional out of loop, simplifying code.
8282 (fill_eager_delay_slots): Fix typographical error in comment.
8284 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8286 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8288 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8289 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8291 2001-02-21 Jason Merrill <jason@redhat.com>
8293 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8294 (struct tree_decl): Add uninlinable bitfield.
8295 * c-decl.c (duplicate_decls): Set it.
8296 * integrate.c (function_cannot_inline_p): Check it.
8298 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8299 DW_AT_MIPS_linkage_name to abstract methods.
8300 (dwarf2out_abstract_function): Emit class context before calling
8301 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8302 (gen_subprogram_die): Remove obsolete code.
8303 (gen_member_die): Don't include clones in the member list.
8304 (gen_decl_die): Emit abstract info for clone origin.
8305 * dwarfout.c (output_type): Don't include clones in the member list.
8306 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8307 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8308 DECL_ABSTRACT on a function that already has it set.
8310 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8311 (get_subprogram_die): Pass it in.
8313 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8315 * flow.c (mark_set_1): Make not_dead unsigned long. For
8316 non-pseudos, use it as a bitmask of the hard regs that
8319 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8321 * cppfiles.c: Update comments.
8322 (_cpp_read_file): Don't check for NULL filenames any more.
8323 * cppinit.c (cpp_start_read): Don't do canonicalization of
8324 in_fname and out_fname. Use the passed file name exclusively.
8325 (_cpp_handle_options): Don't treat "-" as a command line option,
8326 but as a normal filename.
8327 (_cpp_post_options): Canonicalize in_fname and out_fname.
8328 * cppmain.c (printer_init): Don't check out_fname for NULL.
8329 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8330 (init_c_lex): Update, and use "" to represent stdin to CPP.
8333 2001-02-20 Will Cohen <wcohen@redhat.com>
8335 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8336 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8337 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8340 2001-02-20 Stan Shebs <shebs@apple.com>
8342 * config/rs6000/rs6000.c (output_cbranch): Output branches
8343 on separate lines instead of using ';' to separate.
8345 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8347 * cppinit.c (set_lang): Move builtin handling to...
8348 (init_builtins): ...here.
8349 (_cpp_create_reader): Move call to set_lang.
8351 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8353 * stmt.c (expand_return): If an attempt is made to return the
8354 error_mar_node, treat the return like a return without a value.
8356 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8358 * sibcall.c (skip_copy_to_return_value): Call
8359 identify_call_return_value here, and return orig_insn if it
8360 returns zero. Hardret and softret arguments now unnecessary.
8361 (call_ends_block_p): Don't call identify_call_return_value here.
8363 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8365 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8366 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8368 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8370 * pa.c (move_operand): Accept code to load the address of a
8371 symbol out of the DLT as a valid move operand.
8372 (print_operand, case 'A'): New to handle generating a DLT
8373 reference for a LO_SUM expression.
8374 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8375 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8377 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8379 * README, cpp.texi, gcc.texi, version.c: Update version number to
8381 * cpp.1, gcov.1, gcc.1: Regenerate.
8383 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8385 * cppfiles.c (stack_include_file): Generate dependencies
8386 here, and manage include_count here too.
8387 (PRINT_THIS_DEP): Delete.
8388 (_cpp_execute_include): Do not generate dependencies here,
8389 apart from the case of a missing header. Do not manage
8391 (_cpp_read_file): Leave dependency generation to
8394 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8396 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8397 target_cpu_default. Remove dead assignment to
8400 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8402 * regclass.c (contains_reg_of_mode): Make global.
8403 (init_reg_sets): Remove contains_reg_of_mode; take into account
8404 CLASS_MAX_NREGS when looking for the proper mode.
8405 (dump_regclass): Dump only classes considered for the pseudo.
8406 (regclass): Use contains_reg_of_mode.
8408 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8410 * gcc.c (do_spec_1): 'n' for printing notices.
8411 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8413 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8415 * reg-stack.c (next_flags_user): Use current_block->end
8416 (swap_rtx_condition): Look for next user if flags don't die;
8417 give up on CALL_INSNs; use current_block->end.
8419 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8421 * sibcall.c (call_ends_block_p): New function.
8422 (optimize_sibling_and_tail_recursive_call): Use it.
8424 2001-02-18 Kazu Hirata <kazu@hxi.com>
8426 * config/h8300/h8300.md: Update copyright.
8427 (andsi3): Do not output an extra newline character.
8429 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8431 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8432 FNDECL may be unused.
8434 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8435 follow jumps after first run.
8436 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8437 it doesn't change any jumps.
8439 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8441 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8442 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8443 (mostlyclean): Corresponding changes.
8444 * rtlanal.c (hard-reg-set.h): Include.
8445 (rtx_unstable_p): Do not treat the argument pointer specially
8446 if it is not a fixed register.
8447 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8449 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8451 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8452 against last real insn in basic block.
8453 Rework to avoid gotos.
8455 * Makefile.in (gcse.o): Now includes ggc.h.
8456 * gcse.c: Include ggc.h.
8457 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8458 (try_replace_reg): Remove warning of uninitialize variable.
8459 (process_insert_insn): Call invalid_insn_p to validate insn.
8460 * recog.c (insn_invalid_p): Now global.
8461 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8462 * recog.h (insn_invalid_p): New declaration.
8464 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8466 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8467 assignments from FP constants since 'Y' output code can't handle it.
8468 (eligible_for_sibcall_delay): Likewise.
8470 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8471 Call fancy_abort directly, passing args.
8472 (print_rtl_and_abort): Now a macro, like fancy_abort.
8474 * final.c (output_operand_lossage): Use internal_error, not error.
8476 2001-02-18 Shane Nay <shane@agendacomputing.com>
8478 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8479 structure shift insns.
8481 2001-02-18 Mark Mitchell <mark@codesourcery.com>
8483 * invoke.texi (-fsquangle): Remove documentation.
8484 (-fname-mangling-version): Likewise.
8486 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
8488 * optabs.c (expand_abs): Remove reference to
8489 HAVE_contitional_arithmetic.
8490 * combine.c (simplify_set): Likewise.
8492 2001-02-18 Richard Henderson <rth@redhat.com>
8494 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
8497 2001-02-18 Richard Henderson <rth@redhat.com>
8499 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
8501 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
8503 * reload1.c (reload_cse_simplify_set): Fix typo.
8505 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8507 * diagnostic.c (_fatal_insn): Decrement errorcount.
8509 * invoke.texi (-I): Add note avoiding use for system header files.
8511 * rtl.h (add_clobbers): Remove duplicate declaration.
8512 * recog.h (added_clobbers_hard_reg_p): New declaration.
8513 * genemit.c (struct clobber_pat): New field has_hard_reg.
8514 (gen_insn): Record if added clobbers clobber hard reg.
8515 (gen_split): Avoid unused warning if number of operands is 0.
8516 (output_added_clobbers_hard_reg_p): New function.
8519 2001-02-18 Alan Modra <alan@linuxcare.com.au>
8521 * pa.c (hppa_expand_prologue): Simplify code storing return
8522 pointer. For large (>=8k) frames with a post_store, adjust stack
8523 pointer by 8k-64 first rather than by 64. When testing with
8524 VAL_14_BITS_P, always use the actual value rather than the value
8525 negated. Add blockage to prevent scheduling of spills before
8526 stack frame has been created.
8527 (hppa_expand_epilogue): Simplify code loading return pointer.
8528 Allow a slightly larger range for merge_sp_adjust_with_load case.
8529 When testing with VAL_14_BITS_P, always use the actual value.
8531 * pa.c (pa_adjust_insn_length): Check that block move
8532 pattern is a set before looking at operands.
8534 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8536 * fold-const.c (fold_binary_op_with_conditional_arg): New
8537 function, split out from ...
8539 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
8540 conditional arms that throw exceptions.
8542 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
8545 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8547 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
8548 define HAVE_DECL_* to 1 to mask potential backup declarations.
8549 * configure: Regenerated.
8551 2001-02-17 Mark Mitchell <mark@codesourcery.com>
8553 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
8555 2001-02-17 Richard Henderson <rth@redhat.com>
8557 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
8558 when replacing a memory load with a register.
8560 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8561 Jan Hubicka <jh@suse.cz>
8563 * recog.c (validate_replace_src_1): New.
8564 (validate_replace_src_data): Likewise.
8565 (validate_replace_src): Use note_uses.
8566 * rtl.h (note_uses): Declare.
8567 * rtlanal.c (note_uses): New.
8569 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
8571 * reg-stack.c (stack_def): Make field reg unsigned.
8572 (remove_regno_note): Unsignetize parameter.
8574 2001-02-16 Jes Sorensen <jes@linuxcare.com>
8576 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
8577 shladd_operand() call.
8579 2001-02-16 Bruce Korb <bkorb@gnu.org>
8580 Rodney Brown <RodneyBrown@mynd.com>
8582 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
8583 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
8584 machine restrictions
8585 * fixinc/fixincl.x: regen
8587 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8589 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
8591 (hash_scan_insn): Clean up calls to hash_scan_set.
8592 (compute_kill_rd): REGNO now unsigned.
8593 (try_replace_reg): Rework to use simplify_replace_rtx.
8594 (cprop_jump, cprop_cc0_jump): Likewise.
8595 (cprop_insn): Call find_reg_equal_equiv_note.
8596 Reflect changes to cprop_jump and cprop_cc0_jump.
8598 * recog.c (validate_replace_src): Replace in operands of
8599 ZERO_EXTRACT in SET_DEST.
8601 * cse.c (new_label_ref): New variable.
8602 (insert): Set it instead of recorded_label_ref.
8603 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
8604 CODE_LABEL for this function, and not already in REG_LABEL note.
8606 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
8608 * resource.c (mark_referenced_resources): Fix typo in introductory
8610 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
8613 2001-02-16 Jason Merrill <jason@redhat.com>
8615 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
8617 (gen_subprogram_die): Don't abort on seeing a second definition if
8618 the previous one was abstract. Don't replace an abstract instance
8619 in the lookup table.
8621 * dwarf2out.c (dwarf2out_abstract_function): Rename from
8622 gen_abstract_function.
8623 * dwarf2out.h: Declare it.
8624 * toplev.c (note_outlining_of_inline_function): New fn.
8625 * toplev.h: Declare it.
8626 * integrate.c (output_inline_function): Call it.
8627 * c-decl.c (duplicate_decls): Call it when redefining an extern
8628 inline. Don't inline the new defn.
8630 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
8632 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8634 * .gdbinit: Rename to gdbinit.in.
8635 * gdbinit.in: New file,
8636 * configure.in: Generate .gdbinit from gdbinit.in.
8637 * configure: Regenerated.
8638 * Makefile.in (distclean): Always remove .gdbinit.
8640 2001-02-16 Jakub Jelinek <jakub@redhat.com>
8642 * objc/objc-act.c (start_class): Register implemented_classes with
8645 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
8647 * cppfiles.c (_cpp_make_system_header): Generate a file
8650 2001-02-15 Jim Meyering <meyering@lucent.com>
8652 * Makefile.in (install-common): Don't depend on installdirs here.
8653 Instead, make each of the lang.install-common targets (e.g.,
8654 c++.install-common in cp/Make-lang.in) depend on it.
8655 (install-driver): Depend on installdirs.
8657 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8659 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
8661 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
8664 2001-02-15 Mark Mitchell <mark@codesourcery.com>
8666 * invoke.texi (--param): Document.
8668 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
8670 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
8672 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
8674 * i386.md (extendsfdf2_2): Fix constraints.
8676 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
8678 * i386.md (fop_df_3 splitter): Fix operand number.
8680 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
8682 * invoke.texi (-mreg-alloc): Nuke.
8683 * i386.c (ix86_reg_alloc_order, regs_allocated,
8684 order_regs_for_local_alloc): Nuke.
8685 (override_options): Kill reg_alloc code.
8686 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
8687 (REG_ALLOC_ORDER): SSE goes before I387.
8688 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
8689 (ix86_reg_alloc_order): Likewise.
8690 * i386-protos.h (ix86_reg_alloc_order): Kill.
8692 2001-02-14 Richard Henderson <rth@redhat.com>
8694 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
8696 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
8698 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
8700 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
8702 * i386-protos.h (ix86_memory_move_cost): Move offline.
8703 * i386.c (ix86_register_move_cost): Compute properly cost of
8704 SSE, MMX and i387 instructions.
8705 (*_cost): Add costs of SSE/MMX moves.
8706 (ix86_memory_move_cost): Move offline from ....; Likewise.
8707 * i386.h (MEMORY_MOVE_COST): .... here;
8708 (struct processor costs): Add new fields to represent costs
8711 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
8713 * regclass.c (init_reg_sets_1): Reinstall the optimization of
8714 move_cost together with Matt Kraai's fix.
8716 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8718 * Makefile.in (OBJS): Add params.o.
8720 2001-02-14 Richard Henderson <rth@redhat.com>
8721 DJ Delorie <dj@redhat.com>
8723 * jump.c (jump_optimize_1): When we delete a conditional jump
8724 preceeding a non-conditional jump to effectively the same place,
8725 make sure that the combined jump skips any clobber insns between
8728 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
8730 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
8732 2001-02-14 Mark Mitchell <mark@codesourcery.com>
8734 * Makefile.in (toplev.o): Depend on params.h.
8735 (intergate.o): Likewise.
8736 (params.o): New target.
8737 * flags.h (inline_max_insns): Remove.
8738 * integrate.c: Include params.h.
8739 Use MAX_INLINE_INSNS instead of inline_max_insns.
8740 * params.c: New file.
8741 * params.h: Likewise.
8742 * params.def: Likewise.
8743 * toplev.c: Include params.h.
8744 (lang_independent_params): New variable.
8745 (decode_f_option): Use the param machinery instead of setting
8747 (independent_decode_option): Handle "--param name=value".
8748 (main): Register language-independent parameters.
8750 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
8752 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
8754 2001-02-14 Richard Henderson <rth@redhat.com>
8756 * regclass.c (init_reg_sets_1): Revert last two changes.
8758 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8760 * stor-layout.c (is_pending_size, put_pending_size): New functions.
8761 (variable_size): Call put_pending_size.
8762 * tree.h (is_pending_size, put_pending_size): Add prototypes.
8763 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
8764 sizes list, put newly created SAVE_EXPR there as well.
8766 2001-02-14 Jakub Jelinek <jakub@redhat.com>
8768 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
8769 (errata_find_address_regs): load_group has only 2 entries.
8770 (errata_emit_nops): Likewise. shladd is not problematic.
8771 Clear last_group if nop was emitted.
8772 (fixup_errata): load_group has only 2 entries.
8775 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
8777 * c-lex.c (lex_number): Only warn traditionally for U suffix
8778 outside system macros.
8779 * cppexp.c (parse_number): Similarly.
8780 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
8781 * cppmacro.c (struct cpp_macro): New member node.
8782 (parse_args): Only warn about missing rest args if not
8784 (funlike_invocation_p): Similarly for uninvoked funlike macros.
8785 (cpp_sys_objmacro_p): New.
8786 (_cpp_create_definition): Store the node with the macro defn.
8787 Remember if the macro is defined in a system header.
8789 2001-02-13 DJ Delorie <dj@redhat.com>
8791 * configure.in (check_languages): determine languages to check
8792 * Makefile.in (check-c++): alias for check-g++
8793 (check-f77): alias for check-g77
8794 (CHECK_TARGETS): depend on configured languages
8796 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
8798 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8799 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8800 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8801 (sqrtextendsfdf2): Disable for SSE2.
8803 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8805 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
8806 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
8807 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
8808 (sqrtextendsfdf2): Disable for SSE2.
8810 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
8812 * i386.md (movsfcc_1): Support integer cmove instruction.
8813 (movdfcc_1): Likewise; new splitter.
8815 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
8817 * i386.c (output_fp_compare): Support SSE.
8818 (prepare_fp_compare_args): SSE comparisons always support memory.
8819 * i386.h (TARGET_CMOVE): SSE imply cmove.
8820 * i386.md (cmp?f2): Enable for SSE too.
8821 (cmpfp_i*): Support SSE.
8823 (cmpfp_i_sse_only): New.
8824 (s*, b* fp expanters): Enable for SSE too.
8825 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
8828 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
8830 * regclass.c (init_reg_sets_1): Silence warning.
8832 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
8834 * i386.md (sqrt?f2): Change to expander.
8835 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
8837 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8839 * rtlanal.c (find_reg_equal_equiv_note): New function.
8840 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
8841 (simplify_gen_relational, simplify_replace_rtx): Likewise.
8842 * rtl.h: Add declarations for above functions.
8844 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
8846 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
8848 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
8849 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
8850 * flow.c (mark_regs_live_at_end): Likewise.
8851 (calculate_global_regs_live): Likewise.
8852 * gcse.c (compute_hash_table): Likewise.
8853 (compute_kill_rd): Likewise.
8854 * resource.c (mark_target_live_regs): Likewise.
8855 * rtl.h (INVALID_REGNUM): New macro.
8857 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
8859 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
8861 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
8863 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
8866 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
8868 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
8870 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
8871 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
8872 (fop_sf_1_sse, fop_df_1_sse): New patterns
8873 (fop_*): Disable float_extend and float patterns for SSE compilation.
8874 * i386.c (output_387_binary_op): Support SSE.
8876 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
8878 * i386.md (dummy_extendsfdf2): Support SSE2
8879 (extendsfdf2): Enable if 80387 or SSE2.
8880 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
8881 and no MIX_I387_SSE2
8882 (extendsfdf2_1_sse_only): New pattern.
8883 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
8885 (truncdfsf2_1): Support SSE.
8886 (truncdfsf2_2): Support SSE.
8887 (truncdfsf2_2_1_sse): New pattern.
8888 (fixtruncsfsi2): Always use SSE if available.
8889 (fix_truncsfsi_sse): New pattern.
8890 (fix_truncdfsi_sse): New pattern.
8891 (floatsis?f2): Support SSE.
8892 (floatsidf2_i387): New pattern.
8893 (floatsidf2_sse): Likewise.
8895 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8897 * configure.in: Use "have_gnat" variable, not "gnat".
8898 * configure: Regenerated.
8900 * config/sparc/sparc.c (function_value): Treat all non-record
8901 aggregate types like used to treat UNION_TYPE.
8903 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
8905 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
8906 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
8908 (MASK_MIX_SSE_I387): New.
8909 (TARGET_SSE): SSE2 imply SSE.
8910 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
8911 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
8912 (enum reg_class): Add new classes.
8913 (REG_CLASS_NAMES): Likewise.
8914 (REG_CLASS_CONTENTS): Likewise.
8915 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
8916 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
8917 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
8918 (CLASS_MAX_NREGS): Use new macros.
8919 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
8920 * i386.md (pushsf, movsf): Support SSE.
8921 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
8922 splitters to use ANY_FP_REGNO_P.
8923 (movdf_nointeger, movdf_integer): Likewise.
8925 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8927 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
8928 (try_combine): Use it.
8930 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
8932 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
8933 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
8934 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
8935 (REGISTER_MOVE_COST): Likewise.
8936 * i386-protos.h (ix86_secondary_memory_needed,
8937 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
8938 * i386.c (ix86_secondary_memory_needed,
8939 ix86_preferred_reload_class, ix86_register_move_cost): New function.
8941 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
8943 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
8944 (HARD_REGNO_MODE_OK): Move offline to ....
8945 * i386.c (ix86_hard_regno_mode_ok) ... here;
8946 refuse all incorrect modes.
8947 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
8949 2001-02-13 Richard Henderson <rth@redhat.com>
8951 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
8952 entire operator; replicate that and match_dup the operands.
8953 (cmp_ccx_arith_op_set): Likewise.
8954 (cmp_cc_arith_op_not_set): Likewise.
8955 (cmp_ccx_arith_op_not_set): Likewise.
8957 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
8959 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
8961 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8963 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
8964 (TARGET_NO_BITFIELD_WORD): New macro.
8965 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
8966 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
8968 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8970 * cselib.c: New file, from simplify-rtx.c.
8971 * simplify-rtx.c: Remove cselib parts.
8972 * Makefile.in: Add cselib.o.
8974 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
8976 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
8977 (setup_incoming_varargs): Remove warning.
8979 * config/rs6000/rs6000.c (validate_condition_mode): When
8980 flag_fast_math, allow floating-point conditionals to be reversed.
8981 (rs6000_generate_compare): When flag_fast_math, don't generate
8982 cror operations for FP conditionals.
8984 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
8986 (ASM_SPEC): Likewise.
8987 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
8988 (CC1_SPEC): Likewise.
8989 (LINK_TARGET_SPEC): Likewise.
8990 (CPP_ENDIAN_SPEC): Likewise.
8991 * Makefile.in (check-consistency): New target.
8993 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
8995 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
8996 "return type defaults" warning for functions with return type
8998 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
8999 function declarations by default rather than only when pedantic.
9001 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9003 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9006 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9008 * extend.texi (Deprecated): Deprecate new initializer lists.
9010 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9012 * mkdeps.c (deps_add_default_target): Robustify. Add
9013 basename component only.
9014 * cpp.texi (-M): Describe how default target is generated.
9015 * invoke.texi (-M): Likewise.
9017 2001-02-12 Kazu Hirata <kazu@hxi.com>
9019 * toplev.c (push_float_handler): Remove.
9020 (pop_float_handler): Remove.
9021 * toplev.h: Remove prototypes for the above functions.
9023 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9025 * c-common.c (constant_fits_type_p): New function.
9026 (convert_and_check): Use it.
9028 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9030 * Makefile.in (GXX_ABI_FLAG): Don't define.
9031 * configure.in (--enable-new-gxx-abi): Remove option.
9032 * config.in: Regenerated.
9033 * configure: Likewise.
9035 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9037 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9039 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9040 regular basic block, and arrange for all edges into it to switch
9043 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9045 * Makefile.in (distclean): Do not remove .gdbinit.
9047 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9049 * Makefile.in (gcc.o): Fix typos.
9050 (protize.o): Likewise.
9051 (unprotoize.o): Likewise.
9053 2001-02-11 Richard Henderson <rth@redhat.com>
9055 * tree.c (build1): Check for null operand in last change.
9057 2001-02-11 Richard Henderson <rth@redhat.com>
9059 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9060 (fold): Don't assume a constant isn't foldable.
9061 * tree.c (build): Set TREE_CONSTANT for an expression with no
9062 side-effects and constant operands.
9065 2001-02-10 Richard Henderson <rth@redhat.com>
9067 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9069 2001-02-10 Anthony Green <green@redhat.com>
9071 * cpp.texi (Standard Predefined): Add documentation for
9074 * c-common.c (combine_strings): Improve warning message.
9076 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9078 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9080 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9082 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9084 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9087 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9089 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9092 2001-02-09 Nick Clifton <nickc@redhat.com>
9094 * config/arm/arm.md: Change output contraint on post inc
9095 load/store multiple patterns to be a read/write contraint.
9097 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9099 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9100 .o files when using the -M options.
9102 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9103 David Edelsohn <edelsohn@gnu.org>
9105 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9106 handle DImode constants. Use one TOC entry for SImode and smaller
9107 constants, aligned properly.
9109 2001-02-08 Jason Merrill <jason@redhat.com>
9111 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9112 about the SP adjustment for saving the static chain pointer.
9113 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9114 offset when setting a temporary CFA register.
9116 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9118 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9119 powerpc-*-chorusos* .
9120 * config/rs6000/chorus.h : New file.
9121 * config/i386/chorus.h : New file.
9122 * config/sparc/chorus.h : New file.
9123 * config/sparc/t-chorus-elf : New file.
9125 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9127 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9128 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9129 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9130 (__WCHAR_TYPE__): Correct macro name.
9132 2001-02-08 Richard Henderson <rth@redhat.com>
9134 * config/i386/i386.c (ix86_frame_pointer_required): New.
9135 (ix86_setup_frame_addresses): New.
9136 (struct machine_funciton): Add accesses_prev_frame.
9137 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9138 ix86_frame_pointer_required.
9139 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9140 (SETUP_FRAME_ADDRESSES): New.
9141 * config/i386/i386-protos.h: Update.
9142 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9143 from FRAME_POINTER_REQUIRED.
9144 * config/i386/svr3gas.h: Likewise.
9145 * config/i386/sysv3.h: Likewise.
9146 * config/i386/v3gas.h: Likewise.
9148 2001-02-08 Richard Henderson <rth@redhat.com>
9150 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9151 calculation of the number of integer registers required.
9152 (function_arg_record_value): Likewise.
9154 2001-02-08 Jason Merrill <jason@redhat.com>
9156 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9157 two. Print file and line with "confused" message.
9159 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9161 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9163 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9165 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9167 * final.c (cleanup_subreg_operands): The address of a MEM can
9170 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9173 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9175 * gcc.texi (Incompatibilities): Update documentation of
9176 preprocessing numbers.
9178 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9180 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9182 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9184 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9186 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9187 * gcc.c (struct compiler): Add cpp_spec field.
9188 (input_file_compiler): New variable.
9189 (do_spec_1): Allow a particular compiler to handle `%C'
9191 (main): Store the current compiler in input_file_compiler.
9192 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9194 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9196 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9197 * cppinit.c (cpp_create_reader): Initialize them.
9198 (append_include_chain): cxx_aware arg might be unused.
9199 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9200 keywords and give them their phase 7 meaning. Pedwarn about
9201 this unless '__bool_true_false_are_defined' is defined.
9203 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9205 * lcm.c (optimize_mode_switching): Emit mode_set before the
9206 JUMP_INSN of an abnormal edge.
9208 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9210 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9211 a scheduling barrier at the end.
9213 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9215 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9217 * config/sh/sh.md (reload_outsf): Removed.
9218 (movsf_ie): Introduce constraints for FPUL loads and stores.
9219 (reload_insf): Broaden the output constraint.
9221 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9223 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9224 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9226 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9228 * final.c: Revert my previous changes.
9229 * output.h: Make profile_label_no extern.
9230 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9231 for generating label.
9233 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9235 * config/i386/djgpp.h: Add comments about standard paths.
9236 (MD_EXEC_PREFIX): Undefine before defining.
9237 (MD_STARTFILE_PREFIX): New.
9239 2001-01-30 Bruce Korb <bkorb@gnu.org>
9241 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9242 (load_file): do not rely on load_file_data() to close file pointer
9243 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9244 fixinc/inclhack.def(irix_limits_const): add test_text
9246 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9248 * cppexp.c (parse_defined): Improve diagnostics for invalid
9251 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9253 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9255 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9257 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9258 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9259 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9260 (rs6000_output_symbol_ref): New function.
9261 (output_toc): Use VTABLE_NAME_P.
9263 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9265 * print-tree.c (print_node, case PARM_DECL):
9266 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9268 * stor-layout.c (reference_types_internal): New variable.
9269 (internal_reference_types): New function.
9270 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9271 * tree.h (internal_reference_types): New declaration.
9273 * cse.c (find_best_addr): Fix typo in computing cost.
9275 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9277 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9278 and this is the sum of a pointer and a constant, we know the result
9280 (num_sign_bit_copies, case PLUS): Likewise.
9281 * explow.c (convert_memory_address): Remove opposite SUBREG.
9282 * function.c (instantiate_new_reg): New function (from common code).
9283 (instantiate_virtual_regs_1): Call it.
9284 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9285 if pointers sign- or zero-extend.
9286 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9287 If pointers extend unsigned, use inside of SUBREG.
9288 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9290 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9292 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9293 subdir of gcc_gxx_include_dir.
9294 (gcc_gxx_target_include_dir): Remove.
9296 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9298 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9299 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9300 a high-level description.
9302 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9304 * final.c: Move the declaration of profile_label_no to ...
9305 * output.h: ... here.
9306 * function.c (expand_function_start): Call PROFILE_HOOK.
9307 * config/rs6000/aix.h: Define PROFILE_HOOK.
9308 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9309 * config/rs6000/rs6000.c (output_profile_hook): Define.
9310 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9311 output_profile_hook.
9312 tm.texi : Explain new macro PROFILE_HOOK.
9314 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9316 * extend.texi (Extended Asm): Do not say that semicolon is always
9317 a valid line-breaking character for GNU assemblers. Use
9318 newline-tab as the most commonly supported syntax. Use
9319 newline-tab rather than semicolon in multi-insn examples.
9321 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9323 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9325 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9326 David Edelsohn <edelsohn@gnu.org>
9328 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9329 code for AIX, even without flag_pic.
9331 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9333 * c-typeck.c (common_type): push and pop binding level around
9334 calling common_type on function parameters.
9336 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9338 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9340 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9342 * config/mips/mips.c (override_options): Fix typo in last change.
9343 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9344 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9346 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9348 * invoke.texi (-fdump-class-layout): Document.
9349 (-fdump-translation-unit): Use `=' as filename separator.
9351 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9353 * Makefile.in (s-mlib): Don't build multilibs if
9355 (DRIVER_DEFINES): Adjust accordingly.
9357 (protoize.o): Likewise.
9358 (unprotoize.o): Likewise.
9359 * configure.in: Recognize --enable-multilib.
9361 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9363 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9365 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9366 * configure.in: Remove --enable-libstdcxx_v3 support.
9367 * configure: Regenerated.
9369 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9371 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9372 Call abort instead of fatal.
9373 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9374 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9375 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9376 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9377 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9378 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9380 * diagnostic.h (set_internal_error_function): Renamed.
9381 * toplev.h (internal_error): Renamed from fatal.
9382 (pfatal_with_name): Deleted.
9383 (fatal_io_error): Now has printf-style arguments.
9384 * diagnostic.c (pfatal_with_name): Deleted.
9385 (fatal_io_error): Rework to have args in printf-style.
9386 (set_internal_error_function): Renamed from set_fatal_function.
9387 (internal_error): Renamed from fatal.
9388 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9389 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9390 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9391 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9392 * flow.c (verify_flow_info): Likewise.
9393 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9394 * config/mips/mips.c (save_restore_insns): Likewise.
9396 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9397 * flow.c (verify_flow_info): Likewise.
9398 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9399 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9400 (avr_normalize_condition): Likewise.
9401 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9402 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9403 (limit_reload_class, double_reg_to_memory): Likewise.
9404 (print_operand_address, emit_1600_code_shift): Likewise.
9405 (gen_tst_reg, gen_compare_reg): Likewise.
9406 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9407 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9409 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9411 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9412 * objc/objc-act.c (build_ivar_chain): Likewise.
9413 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9415 * graph.c (clean_graph_dump_file): Likewise.
9416 * profile.c (init_branch_prob): Likewise.
9417 * objc/objc-act.c (objc_init): Likewise.
9419 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9420 * config/avr/avr.c (avr_override_options): Likewise.
9421 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9422 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9423 * config/h8300/h8300.c (h8300_init_once): Likewise.
9424 * config/mips/mips.c (override_options): Likewise.
9425 * config/i386/i386.c (override_options): Likewise, rework.
9426 * config/m68k/m68k.c (override_options): Likewise.
9428 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9430 * config/mips/mips.c (print_operand): Likewise.
9431 * hash.c (hash_allocate): Don't check for failure returns from
9432 obstack functions that can't fail.
9433 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9434 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9435 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9436 (get_object_reference): Likewise.
9438 2001-02-04 Nick Clifton <nickc@redhat.com>
9440 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9441 StrongARM1110, 10TDMI, and 1020T.
9443 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9445 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9447 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9449 * config/sh/sh.md (movdf load split): Pass register number to
9450 FP_OR_XD_REGISTER_P.
9452 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9454 * cppinit.c (BC): New macro.
9455 (builtin_array): Add __GXX_WEAK__.
9456 * cpplib.h (builtin_type): Add BT_WEAK.
9457 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9458 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9459 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9461 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9463 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9465 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9467 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9468 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9470 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9472 * cpphash.h: Rename ALIGN _ALIGN.
9473 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9475 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9477 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9478 compilation environment.
9479 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9480 control over location of cygwin includes and libs.
9482 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9484 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
9486 2001-02-02 lars brinkhoff <lars@nocrew.org>
9488 * md.texi (Standard Names): remove reference to spur.md.
9490 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
9492 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
9493 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
9494 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
9495 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
9496 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9498 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9500 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
9501 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
9502 number before reload.
9503 (c4x_adjust_cost): Return zero before reload.
9504 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
9505 split before reload.
9507 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9509 * c4x.c (c4x_hard_regno_rename_ok): New.
9510 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
9511 * c4x.h (HARD_REGNO_RENAME_OK): Define.
9513 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9515 * diagnostic.h: Add missing "extern" in all declarations.
9517 2001-02-02 Alex Samuel <samuel@codesourcery.com>
9519 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
9520 as for gcc_gxx_include_dir.
9522 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9524 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
9526 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9528 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
9529 label before alignment to be used as the braf base address.
9530 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
9532 (casesi_jump_2): Require at least TARGET_SH2.
9534 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
9535 truncation to 32-bit doubles on -m3e and -m4-single-only.
9537 2001-02-02 Mark Mitchell <mark@codesourcery.com>
9539 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
9540 the default when building a shared object.
9541 (init_spec): Use it.
9542 * testsuite/lib/g++.exp: Include the directory where libgcc
9543 is located to the LD_LIBRARY_PATH list.
9544 * invoke.texi (-shared-libgcc): Document the cases in which
9545 GCC defaults to using the shared libgcc.
9547 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
9549 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
9550 unsigned is wide enough.
9552 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
9553 (si_to_float): Likewise.
9554 (float_to_si, float_to_usi): Use BITS_PER_SI.
9556 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9558 * dwarf2out.c: Added explanation of abbreviations.
9559 (def_cfa_1): Added comments listing DWARF2 instructions.
9560 (cfa_temp_reg): Removed in favor of cfa_temp.
9561 (cfa_temp_value): Removed in favor of cfa_temp.
9562 (cfa_temp): New global variable.
9563 (dwarf2out_frame_debug_expr): Added extensive introductory
9564 comments explaining the function's transformations. Revised to
9565 use cfa_temp. Added some rtx checking. Generalize IOR case.
9566 (dwarf2out_frame_debug): Revised to use cfa_temp.
9567 (output_aranges): Cast as "unsigned" to avoid warning.
9568 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
9569 explain which instructions must be marked.
9571 2001-02-01 Richard Henderson <rth@redhat.com>
9573 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
9576 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9578 * config/sh/crt1.asm (main_k): Modified so that start calls
9579 ___setup_argv_and_call_main.
9581 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
9583 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
9584 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
9585 and AVOID_LPASTE is cleared on meeting an unescaped newline.
9586 * cppmacro.c (builtin_macro): Set builtin flags here.
9587 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
9588 (replace_args): Clarify intent.
9589 (cpp_get_token): Macro expansion tokens get the saved flags.
9591 * cppmain.c (scan_buffer): Remove now-redundant print.printed
9594 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
9596 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
9599 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9601 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
9602 returns Pmode pseudo, but we need ptr_mode.
9603 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
9604 Remove bogus conversions; use HOST_WIDE_INT for size.
9605 Don't use TARGET if wrong mode.
9607 * config/i386/i386.c (ix86_compute_frame_size): Allow
9608 stack_alignment_needed to be non-default even if size is zero.
9610 2001-01-31 Alan Modra <alan@linuxcare.com.au>
9612 * pa.c (hppa_init_pic_save): New function.
9613 * pa.h (hppa_init_pic_save): Declare.
9614 * pa.md (call, call_value, sibcall, sibcall_value): Use
9615 the above instead of duplicated code.
9617 * pa.c (hppa_encode_label): Correct size of alloca buffer
9618 so we don't overrun it. Correct leading `*' case.
9619 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
9620 need to handle `*@'.
9621 (FUNCTION_NAME_P): Likewise.
9623 2001-01-31 Richard Henderson <rth@redhat.com>
9625 * config.gcc (alpha-osf5): Use float-i128.h.
9627 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
9628 * config/float-i32.h: Likewise.
9629 * config/float-i64.h: Likewise.
9630 * config/float-sh.h: Likewise.
9631 * config/float-sparc.h: Likewise.
9633 2001-01-31 DJ Delorie <dj@redhat.com>
9635 * expmed.c (extract_bit_field): allow non-integral modes if we
9636 want to extract a whole register from itself.
9638 2001-01-31 Jakub Jelinek <jakub@redhat.com>
9640 * c-typeck.c (set_init_index): If first is equal to last, assume as
9641 if it was not a range at all.
9643 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9645 * config/fp-bit.c: Include tm.h.
9646 (float_to_si): Don't assume SImode is 32-bits wide.
9647 (float_to_usi): Likewise.
9649 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9651 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
9653 (typename): Call pending_xref_error after parsing typed_typespecs.
9654 * c-decl.c (lookup_tag): Give error immediately rather than
9655 leaving it pending if the tag of the wrong type is in the same
9657 (xref_tag): Don't pedwarn for forward declarations of enum types
9659 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
9662 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9664 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
9666 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9668 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
9669 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
9671 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
9673 * cpphash.h (struct cpp_reader): New saved_flags.
9674 * cppmacro.c (cpp_get_token): Use saved_flags to remember
9675 to avoid a paste after a pasted token.
9677 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
9679 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
9680 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
9681 Wtype_MIN instead of LONG_MIN.
9683 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9685 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
9687 * fixinc/fixincl.x: Regenerated.
9688 * fixinc/inclhack.def (irix_limits_const): New definition to
9689 convert "const" to "__const" in limits.h.
9691 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
9693 * fixinc/genfixes (AG): Fix "autogen4" thinko.
9695 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9697 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
9698 when register dies in the insn.
9700 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9702 * diagnostic.c (fatal): Fix word wrap.
9704 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
9706 * combine.c (try_combine): Fix SUBREG setting for
9707 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
9709 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9711 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
9714 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
9716 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
9718 * toplev.c (decode_W_option): Update warn_larger_than
9719 unconditionally for each processed switch.
9721 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9723 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
9725 (hppa_expand_prologue): Delete code to save pic offset table register
9726 in the function prologue.
9727 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
9728 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
9729 table register at the beginning of the function after the prologue.
9731 2001-01-29 lars brinkhoff <lars@nocrew.org>
9733 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
9735 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
9736 Jeff Law <law@redhat.com>
9738 * pa.md (return): Revise comment for trivial return.
9739 (return_internal): Non-trivial return pattern for non-PIC code.
9740 (return_internal_pic): Non-trivial return pattern for PIC code.
9741 It uses the PIC register to ensure it is restored after
9743 (epilogue): Generate appropriate return for PIC and non-PIC code.
9745 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
9747 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
9749 2001-01-29 DJ Delorie <dj@redhat.com>
9751 * combine.c (if_then_else_cond): Pass the correct mode to
9752 operand_subword() for constants.
9754 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
9756 * config/i386/cygwin.h: Add w32api to include search. Search different
9757 directories in a cross-build environment.
9759 2001-11-29 Tim Josling <tej@melbpc.org.au>
9761 * tree.h (TYPE_STUB_DECL): Add documentation.
9763 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
9765 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
9766 (sdbout_field_types): Likwise. Fix use of host_integerp.
9768 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
9770 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
9773 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
9775 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
9776 to use flag_gnu_linker.
9778 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9780 * cpplib.c (T_BAD_DIRECTIVE): Remove.
9781 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
9783 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
9785 * tree.c, tree.h (build_parse_node): Remove; was identical to
9787 * c-lang.c (start_cdtor), objc/objc-act.c
9788 (build_module_descriptor): Use build_nt instead of
9791 2001-01-29 Jakub Jelinek <jakub@redhat.com>
9793 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
9794 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
9795 not have any upper bits set.
9797 2001-01-29 Phil Edwards <pme@sources.redhat.com>
9799 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
9801 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9803 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
9805 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
9807 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
9808 (integer_minus_one_node): Define.
9810 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
9812 * Makefile.in (bootstrap2-lean): Fix typo.
9814 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
9816 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
9817 : Don't set fe_value.
9818 * cpplib.h (AVOID_LPASTE): New flag.
9819 (struct cpp_hashnode): Remove fe_value.
9820 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
9821 * cppmacro.c (builtin_macro): Don't set flags here.
9822 (replace_args): Set AVOID_LPASTE flag on first token of an
9823 argument, and the token following it.
9824 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
9825 macro expansion, and on the token following it. Do it for
9827 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
9829 2001-01-27 Richard Henderson <rth@redhat.com>
9831 * config/alpha/t-ieee: Remove multilibbing.
9832 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9834 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9836 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
9838 * Makefile.in: Remove all dependencies on defaults.h.
9839 * builtins.c: Don't include defaults.h.
9840 * c-common.c: Likewise.
9841 * c-decl.c: Likewise.
9842 * c-pragma.c: Likewise.
9843 * c-typeck.c: Likewise.
9844 * combine.c: Likewise.
9846 * frame-ia64.c: Likewise.
9847 * cppexp.c: Likewise.
9848 * crtstuff.c: Likewise.
9849 * dbxout.c: Likewise.
9850 * dwarf2out.c: Likewise.
9851 * dwarfout.c: Likewise.
9852 * emit-rtl.c: Likewise.
9853 * except.c: Likewise.
9855 * final.c: Likewise.
9856 * frame-dwarf2.c: Likewise.
9857 * libgcc2.c: Likewise.
9858 * optabs.c: Likewise.
9859 * profile.c: Likewise.
9860 * sdbout.c: Likewise.
9861 * toplev.c: Likewise.
9862 * tradcif.y: Likewise.
9864 * varasm.c: Likewise.
9866 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9868 * builtins.c (expand_builtin_fputs): Use size_one_node when
9869 transforming into fwrite.
9871 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
9873 * extend.texi (Attribute Syntax): New section.
9875 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
9877 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
9878 they didn't need fixing.
9880 2001-01-27 Janis Johnson <janis@us.ibm.com>
9882 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
9884 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
9885 to remove macro definitions that are duplicated from elfos.h.
9887 2001-01-27 Richard Henderson <rth@redhat.com>
9889 * config/i386/sco5gas.h: Move ...
9890 * config/usegas.h: ... here.
9891 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
9893 2001-01-27 Jakub Jelinek <jakub@redhat.com>
9895 * c-typeck.c (struct constructor_stack): Add range_stack member.
9896 (really_start_incremental_init): Clear it.
9897 (push_init_level): Save constructor_range_stack and clear it if
9898 pushing explicit braces.
9899 (pop_init_level): abort if constructor_range_stack is non-zero at
9900 explicit closing brace. Restore saved constructor_range_stack if
9903 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9905 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
9906 into register was forced into memory.
9908 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
9910 * Makefile.in: Remove uses of + before $(MAKE).
9912 2001-01-26 Richard Henderson <rth@redhat.com>
9914 * stmt.c (cost_table): Remove.
9915 (COST_TABLE, cost_table_initialized): New.
9916 (estimate_case_costs): Use the later instead of the former.
9917 (balance_case_nodes): Likewise.
9919 2001-01-26 Richard Henderson <rth@redhat.com>
9921 * alias.c (objects_must_conflict_p): Read-only slots may not
9922 conflict despite having the same type.
9924 2001-01-27 Michael Hayes <mhayes@redhat.com>
9926 * loop.c (loop_giv_reduce_benefit): Copy mode size into
9928 (check_ext_dependant_givs): Initialise u_start_val and
9930 (load_mems): Make last_max_reg unsigned.
9931 (try_swap_copy_prop): Use INSN_P and initialise set.
9933 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
9935 * README.AVR : Removed.
9937 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
9939 * pa-64.h (text_section): Remove declaration.
9941 * pa.md (return_internal): Remove mode on PIC register use.
9943 2001-01-25 lars brinkhoff <lars@nocrew.org>
9945 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
9946 ASM_CLOSE_PAREN): fix typos.
9948 2001-01-25 Mark Mitchell <mark@codesourcery.com>
9950 * acconfig.h: Define `const' to the empty string if neither
9951 __STDC__ nor __cplusplus is defined.
9952 * config.in: Regenerated.
9954 2001-01-25 David Edelsohn <edelsohn@gnu.org>
9956 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
9957 * collect2.c (main): Delete importf. Add ".obj" file extension.
9958 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
9959 (aix_std_libs): Add additional AIX libraries to skip.
9960 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
9961 * config/rs6000/aix51.h: New file.
9963 2001-01-25 Michael Hayes <mhayes@redhat.com>
9965 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
9966 (loop_insn_emit_before): No longer static.
9967 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
9968 (loop_givs_rescan, load_mems): Likewise.
9969 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
9970 (maybe_eliminate_biv_1):
9971 (move_movables): Replace emit_call_insn_before with
9972 loop_call_insn_hoist.
9973 * loop.h (loop_insn_emit_before): Add.
9974 * unroll.c (copy_loop_body): Replace emit_insn_before with
9975 loop_insn_emit_before.
9977 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
9979 * diagnostic.c (fatal): Request preprocessed source.
9981 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
9983 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
9984 olddecl has argument types and newdecl has none, use the argument
9987 2001-01-24 Ulrich Drepper <drepper@redhat.com>
9989 * dwarf2out.c (prefix_of): New function. Determine longest common
9990 prefix of the two arguments. The units are whole path components.
9991 (output_file_names): When adding a new directory find the one entry
9992 with the longest common prefix already in the list. Artificially
9993 generate entry if there is none for this prefix.
9994 Fix test to check whether the zeroth directory entry is used.
9996 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
9998 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
9999 Changed all callers. Take it into account when deciding if a
10000 previously loaded value matches.
10002 2001-01-24 Richard Henderson <rth@redhat.com>
10004 * reload.c (find_reloads_subreg_address): Fail the substitution
10005 if the resulting address is insufficiently aligned.
10007 2001-01-24 DJ Delorie <dj@redhat.com>
10009 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10010 check the original operand's mode also.
10011 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10013 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10015 * c-parse.in (cast_expr): Move compound literals from here ...
10016 (primary): ... to here. Use standard terminology "compound
10017 literal" instead of "constructor expression".
10019 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10021 * gcc.1, cpp.1: Regenerate.
10023 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10025 * calls.c (emit_library_call_value_1): Memory slot for
10026 pass-by-reference argument should have the mode of the argument,
10027 not of the pointer to it.
10029 2001-01-24 Tom Tromey <tromey@redhat.com>
10031 * gcc.texi (G++ and GCC): Mention gcj manual.
10032 (Standards): Link to section of manual mentioning gcj/Java
10035 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10037 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10038 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10039 * tradcpp.c (main): Add -imacros or -include'd dependencies
10041 * cpp.texi (-M, -MM): Document -M -include behaviour.
10043 2001-01-24 Roger Collins <roger@ProProject.com>
10045 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10047 2001-01-24 Will Cohen <wcohen@redhat.com>
10049 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10050 whether registers are 32 bits or 64 bits in size.
10052 2001-01-24 Ben Elliston <bje@redhat.com>
10054 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10056 2001-01-24 Richard Henderson <rth@redhat.com>
10058 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10059 (builtin_longjmp): Use it instead of emit_indirect_jump.
10061 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10063 * bb-reorder.c (make_reorder_chain_1): Handle case where
10064 jump edge goes to the same block as the fallthru edge.
10066 2001-01-23 Jim Wilson <wilson@redhat.com>
10068 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10069 * frame.h (__ia64_personality_v1): Add prototype.
10070 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10071 prototype form. Add void * cast to first argument to personality
10073 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10074 (asctoe113): Likewise.
10075 * config/ia64/frame-ia64.c: Include eh-common.h.
10076 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10078 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10080 (itanium_split_issue): Add prototype.
10081 (gen_nop_type): Ifdef out.
10082 (find_best_packet): Initialize best_packet.
10083 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10085 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10086 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10087 (flushrs): Add explicit stop bit at end.
10088 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10091 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10093 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10095 * libgcc2.c (__terminate_func): Make variable static.
10096 (__terminate_set_func): New function to set __terminate_func.
10097 * libgcc2.h (__terminate_func_ptr): New typedef.
10098 (__terminate_set_func): New function.
10100 2001-01-23 Richard Henderson <rth@redhat.com>
10102 * flow.c (init_propagate_block_info): Don't consider unchanging
10103 memories for dead frame store elimination.
10105 2001-01-23 Richard Henderson <rth@redhat.com>
10107 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10108 * defaults.h: ... here.
10110 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10112 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10114 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10116 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10118 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10120 * rs6000.h (rs6000_return_addr): Move prototype from here...
10121 * rs6000-protos.h (rs6000_return_addr): ...to here.
10122 (rs6000_init_expanders): Delete prototype.
10124 2001-01-23 Nick Clifton <nickc@redhat.com>
10126 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10127 (Spec Files): Document %B and %j and %. and %v3 and %M and
10128 %{S*&T} spec switches.
10130 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10132 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10134 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10135 Neil Booth <neil@daikokuya.demon.co.uk>
10137 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10138 Have -Werror make pedantic warnings errors, like the
10141 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10143 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10145 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10147 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10148 * integrate.c (expand_inline_function): Initialize them.
10149 (subst_constants): If changing COMPARE so that both its arguments
10150 will be VOIDmode and the comparison mode will be lost, note
10151 compare_mode. Use the recorded compare_mode to optimize
10154 2001-01-23 Jason Merrill <jason@redhat.com>
10156 * dwarf2out.c (new_die): Use xcalloc.
10157 (output_die): Abort rather than emit a local reference to offset 0.
10159 2001-01-17 Andrew Haley <aph@redhat.com>
10161 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10162 of a saved register; return NULL instead.
10163 (copy_reg): Take a pointer to a source register rather than a
10165 (next_stack_level): Remember the address in the stack frame of all
10167 Use the saved register pointer array as the source of the CFA.
10168 (throw_helper): Rewrite. Unwind once rather than twice and keep
10169 track of saved registers as we go.
10171 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10173 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10174 * c4x.c (c4x_legitimize_reload_address): Remove.
10175 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10176 reload address for ldp(k) insn.
10178 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10180 * pa.md (return_internal): Add a USE of the PIC register to ensure
10181 it is restored after each call.
10182 (return expander): Corresponding changes.
10184 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10186 * rs6000.h (INIT_EXPANDERS): Delete.
10187 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10188 * rs6000.c (rs6000_override_options): Call *_machine_status from
10190 (rs6000_init_expanders): ...instead of here. Delete.
10191 (rs6000_mark_machine_status): New function.
10192 (rs6000_init_machine_status): Use xcalloc.
10193 (rs6000_return_addr): Generate RTX for the return address.
10194 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10195 (rs6000_stack_info): Use it.
10197 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10199 * gthr-win32.h: Include errno.h to get a declaration for
10200 EINVAL and _mingw.h if the target is mingw32.
10202 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10204 * cpp.texi: Correct typos.
10206 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10208 * explow.c (probe_stack_range): Ensure value passed to
10209 stack_check_libfunc is ptr_mode, not Pmode.
10211 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10213 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10214 case, don't use operand_subword to calculate a SUBREG that is
10217 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10219 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10221 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10222 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10223 valid. If not replace it by equivalent insns.
10225 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10227 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10228 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10229 (c4x_U_constraint, symbolic_address_operand): Likewise.
10230 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10232 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10233 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10234 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10235 anulling slot because of silicon bug.
10236 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10238 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10240 * cppexp.c (parse_charconst): Change `mask' type to agree
10243 2001-01-21 Richard Henderson <rth@redhat.com>
10245 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10246 pic_label_name in a linkonce section.
10248 2001-01-17 Philipp Thomas <pthomas@suse.de>
10250 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10252 * configure: Regenerate.
10254 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10256 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10257 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10259 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10261 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10262 If REVERSE nonzero then condition code in X must be reversed.
10263 (encode_section_info): Optimise if/else.
10264 (avr_function_value): Fix formatting.
10266 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10267 (difficult_branch): Likewise.
10268 (rvbranch): Likewise.
10269 (difficult_rvbranch): Likewise.
10271 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10273 * config/avr/libgcc.S: Fix comment.
10275 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10277 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10279 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10281 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10283 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10285 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10286 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10287 * configure, config.in: Regenerate.
10288 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10289 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10290 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10291 (doprint.o): New rule.
10293 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10295 * c-typeck.c (digest_init): Handle boolean types as scalars.
10297 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10299 * stmt.c (expand_return): Don't return anything if size is zero.
10300 Delete redundant assignment to BYTES.
10301 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10303 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10305 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10306 the same as the default library function names.
10307 * config/avr/avr.md: Document special characters after '%'.
10308 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10309 knowing which of the call-used registers are really clobbered.
10310 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10311 New. Both quotient and remainder from one libgcc.S call.
10312 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10313 clobber as few registers as possible.
10314 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10316 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10318 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10319 context of the top of the stack.
10321 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10323 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10324 (fixup_var_refs_insns): ...here.
10326 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10328 * function.c (fixup_var_refs_insns): Break up into
10329 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10330 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10331 [loop over hash table entries].
10332 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10333 fixup_var_refs_insns_with_hash, to match above changes.
10335 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10337 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10338 (libgcc.a): Likewise.
10339 (stmp-multilib): Likewise.
10340 (STAGE2_FLAGS_TO_PASS): Likewise.
10342 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10344 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10345 temporary if no_new_pseudos.
10347 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10349 * cppinternals.texi: Update.
10351 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10353 * arm.c (arm_init_builtins): Re-enable builtins.
10355 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10357 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10358 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10359 element to be null, and always expect an EXPR_LIST.
10360 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10361 * sched-deps.c (sched_analyze_1): Likewise.
10362 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10364 * regclass.c (max_set_parallel): New variable.
10365 (reg_scan): Take it into account in computation of max_parallel.
10366 (reg_scan_mark_refs, case SET): Compute it.
10368 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10370 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10371 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10373 2001-01-19 Jason Merrill <jason@redhat.com>
10375 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10376 for the abstract instance of an inline function.
10378 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10379 J"orn Rennecke <amylaar@redhat.com>
10381 * reload1.c (move2add_note_store): Treat all registers directly or
10382 indirectly derived from a base register as members of the same set
10384 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10385 of base register into account.
10387 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10389 * alias.c (find_base_value): Recognize TRUNCATE.
10390 (record_set): In PLUS case, invalidate if other summand is also a
10393 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10395 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10396 entry to be EXPR_LIST.
10397 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10398 be an EXPR_LIST (but not null, which other code doesn't allow).
10399 (note_stores): Properly handle PARALLEL in SET.
10400 Recursively call for top-level PARALLEL.
10401 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10402 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10404 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10406 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10408 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10409 not pfile->skipping (== 0).
10411 2001-01-17 Nick Clifton <nickc@redhat.com>
10413 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10416 2001-01-17 Jim Wilson <wilson@redhat.com>
10418 * invoke.texi (IA-64 options): Improve.
10420 2001-01-17 Tom Tromey <tromey@redhat.com>
10422 * invoke.texi (Optimize Options): Use `{}' to around @samp
10425 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10427 * invoke.texi (-fno-guess-branch-probability): New option.
10429 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10431 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10432 case of making new double-word constant.
10433 Revert last change: instead just test i3_subst_into_i2.
10435 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10437 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10438 Use q constraints instead of r.
10440 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10442 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10443 (machine_function): Define.
10444 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10445 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10446 pa_free_machine_status): New functions.
10447 (override_options): Set {init,mark,free}_machine_status to above.
10448 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10449 PIC_OFFSET_TABLE_REGNUM_SAVED.
10450 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10451 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10452 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10453 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10454 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10456 2001-01-15 DJ Delorie <dj@redhat.com>
10458 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10462 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10464 * flow.c (propagate_one_insn): Make trying to delete a prologue
10465 or epilogue insn an ICE, not a warning. Allow doing this if
10466 the current function returns with stack pointer depressed.
10468 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10469 I3 having more than one SET.
10471 2001-01-16 Jim Wilson <wilson@redhat.com>
10473 * invoke.texi: Document IA-64 options.
10475 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10476 (fixup_errata): Delete TARGET_A_STEP use.
10477 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10478 (TARGET_SWITCHES): Delete -ma-step option.
10479 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10480 (movqicc_astep, movqi_internal_astep, movhicc_astep,
10481 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
10482 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
10483 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
10484 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
10486 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
10487 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
10488 cmovsi_internal): Delete ! TARGET_A_STEP check.
10490 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10492 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
10493 possibility to report bugs via postal mail. Change a URL and
10494 merge in a nearly duplicate statement...
10495 (Bug Reporting): ...from here.
10496 (Service): Refer to the Bug Reporting section instead of
10497 duplicating an URL.
10498 (Contributing): Remove trivial explanations concerning snapshots.
10500 2001-01-16 Alan Modra <alan@linuxcare.com.au>
10502 * cppmain.c (general_init): Don't use ANSI prototype.
10504 2001-01-16 Tom Tromey <tromey@redhat.com>
10506 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
10508 2001-01-16 Richard Henderson <rth@redhat.com>
10510 * config/i386/i386.h: Fix comment typo.
10511 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
10512 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
10514 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10516 * gcc.c: Revert previous -fsyntax-only-related change; move
10519 2001-01-16 Jakub Jelinek <jakub@redhat.com>
10521 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
10522 inmode after checking GET_CODE (op).
10524 2001-01-16 Richard Henderson <rth@redhat.com>
10526 * flow.c (struct propagate_block_info): Add mem_set_list_len.
10527 (MAX_MEM_SET_LIST_LEN): New.
10528 (propagate_one_insn): Update mem_set_list_len.
10529 (invalidate_mems_from_autoinc): Likewise.
10530 (invalidate_mems_from_set): Likewise.
10531 (mark_used_regs): Likewise.
10532 (init_propagate_block_info): Likewise. Stop collecting memories
10533 when we reach MAX_MEM_SET_LIST_LEN.
10534 (mark_set_1): Likewise.
10536 2001-01-16 Richard Henderson <rth@redhat.com>
10538 * unroll.c (precondition_loop_p): Fail if no iteration
10541 2001-01-16 Phil Edwards <pme@sources.redhat.com>
10543 * gcc.c: When -fsyntax-only is given, do not complain about
10546 2001-01-15 Richard Henderson <rth@redhat.com>
10548 * config/i386/i386.c (asm_output_function_prefix): Remove.
10549 (ix86_asm_file_end): New.
10550 (load_pic_register): Generate pic_label_name into a
10551 staticly allocated buffer.
10552 * config/i386/i386-protos.h: Update.
10553 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
10554 (ASM_FILE_END): New.
10555 * config/i386/i386afe.h: New file.
10556 * config.gcc (i?86-*-elf) [tm_file]: Use it.
10557 (i?86-*-{freebsd,linux*,moss*}): Likewise.
10558 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
10559 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
10560 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
10561 * config/i386/sco5.h (ASM_FILE_END): Likewise.
10562 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
10564 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10566 * Makefile.in (install-man): Remove explicit dependency on
10569 * configure.in, configure: Revert previous patch requiring perl
10572 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
10574 * toplev.c (flag_guess_branch_prob): New.
10575 (f_options): Add guess-branch-probability option.
10576 (rest_of_decl_compilation): Only estimate branch probability if
10578 (main): set flag_guess_branch_prob.
10580 * flags.h (flag_guess_branch_prob): New.
10582 2001-01-15 DJ Delorie <dj@redhat.com>
10584 * gcc.texi (Makefile): Add documentation for Makefile targets.
10586 2001-01-15 Philip Blundell <philb@gnu.org>
10588 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
10590 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
10591 (is_pic): Delete declaration.
10592 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
10593 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
10594 * config/arm/arm.md (builtin_setjmp_receiver): New.
10596 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10598 * arm.c (use_return_insn): Don't try to determine the function type
10599 until after reload has completed.
10600 (arm_output_epilogue): Don't adjust the sp value recovered from the
10602 (emit_multi_reg_push): Don't record dwarf information for the pc.
10603 * arm.md (eh_epilogue): The function type may have changed, so it
10604 needs to be recalculated.
10605 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
10606 unwind tables on arm/netbsd.
10608 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10610 * arm.md (cbranchsi4): Correct calculation of branch ranges.
10611 (negated_cbranchsi4): Likewise.
10613 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
10615 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
10616 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10617 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
10618 pass -mapcs-* options to assembler.
10619 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
10620 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
10621 (ASM_SPEC): Call subtarget_extra_asm_spec.
10623 2001-01-15 Andreas Jaeger <aj@suse.de>
10625 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
10627 (ix86_expand_builtin): Likewise.
10629 * gencodes.c (output_predicate_decls): Make i size_t to avoid
10630 warning about comparison between signed and unsigned.
10632 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10634 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
10636 2001-01-14 Ralf Baechle <ralf@gnu.org>
10638 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
10639 SUBTARGET_CPP_SPEC apropriatly.
10641 2001-01-12 Mark Mitchell <mark@codesourcery.com>
10643 * varasm.c (make_decl_rtl): Fix typo in last change.
10645 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
10647 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
10648 linker supports the init_priority C++ attribute.
10649 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
10650 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
10651 linker does not support init_priority C++ attribute.
10653 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
10655 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
10657 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10659 * c-parse.in (finish_parse): Add comment about cpp_destroy.
10660 * cp/lex.c (finish_parse): Similarly.
10661 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
10662 Return the number of errors encountered.
10663 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
10664 * cppmain.c (main): Don't call cpp_destroy.
10666 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10668 * configure.in: Require at least perl 5.6.0 to regenerate
10670 * configure: Regenerate.
10672 2001-01-14 Richard Henderson <rth@redhat.com>
10674 * genrecog.c (DT_veclen_ge): New.
10675 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
10676 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
10677 (nodes_identical_1): Handle DT_veclen_ge.
10678 (write_cond, debug_decision_2): Likewise.
10680 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10682 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
10684 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
10686 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
10688 * cppmain.c (do_preprocessing): New function; most of the old
10690 (main): Call it to do most of the work.
10691 (cb): Move from global scope to set_callbacks ().
10692 (setup_callbacks): Get the callback pointer.
10693 (general_init, printer_init): Clean up code and comments.
10695 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
10697 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
10700 2001-01-14 Kazu Hirata <kazu@hxi.com>
10702 * config/h8300/h8300.c (get_shift_alg): Update comments.
10704 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10706 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
10707 (alloc_page, ggc_alloc): Add casts to remove warnings.
10709 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
10711 * combine.c (simplify_comparison): Don't change `code' when
10712 can't reverse comparison.
10714 2001-01-14 Richard Henderson <rth@redhat.com>
10716 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
10717 update all call sites. Return true for all non-label constants.
10719 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
10721 * i386.c (ix86_expand_compare): Add bypass_test and second_test
10723 (ix86_expand_branch): Update.
10724 (ix86_expand_setcc): Update to handle multiple test conditions.
10725 (expand_int_movcc): Likewise.
10726 (expand_fp_movcc): Likewise.
10727 * i386-protos.h (ix86_expand_compare): New.
10728 * i386.md (andqi_?_slp, orqi_?_slp): New.
10729 (conditional trap expander): Update call to ix86_expand_compare.
10731 2001-01-14 Richard Henderson <rth@redhat.com>
10733 * config/vax/vax.md: Use nonimmediate_operand instead of
10734 general_operand in destinations.
10736 * config/vax/vax.md (indirect_jump): Use register_operand.
10738 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
10739 * config/vax/vax.md (call_pop): Turn into an expander.
10740 (call_value_pop): Likewise.
10741 (call, call_value): New.
10743 2001-01-14 Andreas Jaeger <aj@suse.de>
10745 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
10747 (ix86_fp_compare_mode): Add unused attribute.
10748 (ix86_expand_fp_movcc): Remove unused variable.
10749 (ix86_expand_builtin): Make fcode unsigned.
10751 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
10752 (expand_expr): Add cast to avoid signed warning.
10753 (store_field): Likewise.
10754 (store_constructor_field): Likewise.
10755 (store_constructor): Likewise.
10756 (store_expr): Likewise.
10757 (clear_storage): Likewise.
10758 (emit_group_store): Likewise.
10759 (emit_group_load): Likewise.
10761 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10763 * c-common.c: Move format checking code to ...
10764 * c-format.c: ... here. New file. Reorder some functions and
10766 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
10768 * c-common.h (decl_handle_format_attribute,
10769 decl_handle_format_arg_attribute): Declare.
10770 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
10771 (c-common.o): Adjust dependencies.
10772 (c-format.o): New list of dependencies.
10774 2001-01-13 Jakub Jelinek <jakub@redhat.com>
10776 * unroll.c (loop_iterations): If we cannot prove iteration variable
10777 is set once in each iteration, punt.
10779 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
10781 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
10782 (*strlenhi): Remove clobber (which was buggy) of output address.
10784 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10786 * Makefile.in (generated-manpages): Add gcc.1
10787 ($(srcdir)/gcc.1): New target.
10788 (maintainer-clean): Delete $(srcdir)/gcc.1.
10789 * gcc.texi: Add macros @gccoptlist and @gol.
10790 * invoke.texi: Include option summary in manpage. Mark up option
10791 summary with @gccoptlist and @gol. Use @r in one place where
10793 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
10794 * gcc.1: Generate from invoke.texi.
10796 2001-01-13 Richard Henderson <rth@redhat.com>
10798 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
10799 (struct page_entry): Add group member.
10800 (struct page_group): New.
10801 (struct globals): Add page_groups member.
10802 (alloc_anon): Only define for using mmap; remove valloc call.
10803 (page_group_index): New.
10804 (set_page_group_in_use): New.
10805 (clear_page_group_in_use): New.
10806 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
10807 (free_page, release_pages): Likewise.
10808 * configure.in (with-gc): Default to ggc-page always.
10810 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10812 * reload1.c (replace_pseudos_in_call_usage): Use
10813 reg_equiv_constant and reg_equiv_address, and don't try
10814 regno_reg_rtx first.
10816 2001-01-13 Richard Henderson <rth@redhat.com>
10818 * ggc-page.c (alloc_page): Round up allocation size to one page.
10819 Set e->order on extra pages.
10821 2001-01-13 Richard Henderson <rth@redhat.com>
10823 * genrecog.c (nodes_identical): Expand commentary.
10824 (write_switch): Watch out for identical nodes.
10826 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10828 * cppfiles.c (_cpp_fake_include): New function.
10829 * cpphash.h (_cpp_fake_include): New.
10830 * cpplib.c (do_line): Call _cpp_fake_include when entering
10831 header files in preprocessed input.
10832 * cppmain.c (cb_pragma_implementation): Remove handling.
10833 (setup_callbacks): Don't register pragmas.
10835 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10837 * extend.texi: Udate for CPP.
10839 2001-01-13 Andreas Jaeger <aj@suse.de>
10841 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
10843 * regmove.c: Add prototype for replace_in_call_usage.
10845 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10847 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
10848 struct cpp_chunk, struct htab, struct toklist,
10849 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
10850 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
10851 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
10852 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
10853 (struct macro_args): Delete.
10854 * cpphash.h: See above.
10856 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10858 * cppmain.c (struct printer): Remove no_line_dirs.
10859 (options, cb): New.
10860 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
10861 : Use options rather than CPP_OPTION.
10862 (setup_callbacks): Use cb rather than pfile->cb.
10863 (main): No need to check for a buffer. Use cpp_errors.
10864 (printer_init): Don't set no_line_dirs.
10865 (maybe_print_line): Use options not no_line_dirs.
10866 (cb_file_change): Don't call print_line if -P.
10868 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10870 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
10872 * c-parse.in (finish_parse): Use cpp_errors.
10873 (__yylex): Use return value of cpp_pop_buffer.
10874 * cp/lex.c (finish_parse): Use cpp_errors.
10875 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
10877 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
10879 * README.AVR: URLs corrected.
10881 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10883 * c-decl.c (start_function): Don't warn if old prototype is builtin
10884 that's not in C's namespace.
10885 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
10886 (_bb): Add prototype for ctime.
10887 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
10889 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
10891 * i386.c (ix86_fp_comparison_arithmetics_cost,
10892 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
10893 ix86_fp_comparison_cost): New functions.
10894 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
10895 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
10896 two-branch sequences; make static.
10897 (ix86_use_fcomi_compare): Do decision according to the costs.
10898 (split_fp_branch): New.
10899 * i386.md (compare-and-branch patterns): Use split_fp_branch.
10900 * i386-protos.h (ix86_expand_fp_compare): Remove
10901 (ix86_split_fp_branch): Declare.
10903 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
10904 and ix86_comparison_operator.
10906 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
10907 to make it cheaper.
10909 * i386.c (put_condition_code): Output properly the unordered/ordered
10910 compares in fp case.
10911 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
10913 * tm.texi (REVERSE_CONDITION): Document.
10914 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
10915 in -ffast-math mode.
10916 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
10918 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10920 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
10922 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
10925 * config/sh/sh.c (mova_p): Fix test for mova_const.
10927 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10929 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
10930 cpp_get_options rather than dereferencing pfile and using
10932 * scan-decls.c (scan_decls): Use return value of
10933 cpp_pop_buffer rather than CPP_BUFFER.
10935 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
10937 * cppinit.c (cpp_handle_option): help_only is now part of the
10938 cpp_options structure.
10939 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
10940 cpp_set_callbacks): New functions.
10941 * cpplib.h (cpp_callbacks): Break out as a named structure.
10942 (cpp_options): Move help_only here from cpp_reader.
10943 (CPP_FATAL_ERRORS): Update to use cpp_errors.
10944 (cpp_errors, cpp_get_options, cpp_get_callbacks,
10945 cpp_set_callbacks): New prototypes.
10946 * cppmain.c (main): Update for help_only.
10948 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
10950 * Makefile.in (info, maintainer-clean, install-info, uninstall):
10951 Also build and remove and install and uninstall c-tree.info and
10953 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
10954 ($(srcdir)/cppinternals.info): New target.
10955 * c-tree.texi: Change file name used when makeinfo used without -o
10956 from ir.info to c-tree.info. Add info directory entry.
10957 * cppinternals.texi: Add info directory entry.
10958 * .cvsignore: Update.
10960 2001-01-12 Jakub Jelinek <jakub@redhat.com>
10962 * c-typeck.c (store_init_value): Don't require constant initializer
10963 elements with -pedantic -std=c99.
10964 (digest_init): Change error about non-constant initializer elements
10966 (constructor_range_end): Remove.
10967 (constructor_incremental, designator_depth,
10968 designator_errorneous): New variables.
10969 (struct constructor_stack): Remove range_end, add incremental.
10970 (struct constructor_range_stack, constructor_range_stack): New.
10971 (struct initializer_stack): Add constructor_range_stack.
10972 (finish_init): Set it.
10973 (start_init): Likewise. require_constant_elements for non-static
10974 trees only if not flag_isoc99.
10975 (really_start_incremental_init): Remove constructor_range_end, add
10976 constructor_incremental.
10977 (pop_init_level): Likewise.
10978 (push_init_level): Likewise. If implicit and the subobject had some
10979 value set already, preinitialize the level with it.
10980 Warn about missing braces only if not pushing due to designators.
10981 (set_designator, push_range_stack): New functions.
10982 (set_init_label): Use them.
10983 (set_init_index): Likewise. Remove constructor_range_end.
10984 Error if designator index is outside of array bounds.
10985 (add_pending_init): Compare values of purpose index trees, not the
10986 trees themselves. Allow overwriting of already initialized element.
10987 Issue a warning if it had side-effects.
10988 (set_nonincremental_init, set_nonincremental_init_from_string): New
10990 (pending_init_member): Rename to...
10991 (find_init_member): ...this function. Call set_nonincremental_init
10992 if necessary. Compare values of purpose index trees, not the trees
10993 themselves. Return the actual value, not just non-zero if something
10995 (output_init_element): Remove checks for duplicates.
10996 If field has zero size, only check the initializer for correctness.
10997 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
10998 if constructor_incremental is zero. Change error about initializers
10999 not computable at load time into pedwarn.
11000 (output_pending_init_elements): Compare bit positions, not
11001 FIELD_DECLs to take into account zero-sized fields.
11002 (process_init_element): Use constructor_range_stack to fill all
11003 ranges in the designator lists from current level up.
11004 * extend.texi: Update documentation for labeled elements.
11006 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11008 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11009 to function usage for arguments passed by reference. Optimize
11010 callee-copied arguments.
11011 * regmove.c (replace_in_call_usage): New function.
11012 (fixup_match_1): Call it.
11013 * cse.c (cse_insn): Canonicalize registers in function usage.
11014 * reload1.c (replace_pseudos_in_call_usage): New function.
11017 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11020 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11022 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11025 2001-01-12 DJ Delorie <dj@redhat.com>
11027 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11028 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11031 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11033 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11034 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11035 -std options alongside references to -ansi. Update some
11036 documentation for C99.
11037 * cpp.1: Regenerate.
11039 2001-01-12 Andreas Jaeger <aj@suse.de>
11041 * haifa-sched.c (restore_line_notes): Remove argument block B
11043 * sched-ebb.c (schedule_ebb): Change caller.
11044 * sched-rgn.c (schedule_region): Likewise.
11045 * sched-int.h (restore_line_notes): Adjust prototype.
11047 * loop.h: Remove wrong declaration of doloop_condition_get.
11049 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11051 * extend.texi: Move C++-extension-related node from the C section
11052 into the C++ section.
11054 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11056 * extend.texi: Refer to an array of pointers to functions instead
11057 of one of functions.
11059 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11060 Jan Hubicka <jh@suse.cz>
11062 * combine.c (reversed_comparison): Fix typo in last patch.
11064 (combine_reversed_comparison_code): Make static to follow
11065 prototype declaration.
11067 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11069 * install.texi: Remove misplaced duplicate entry.
11071 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11073 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11075 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11077 * final.c: (leaf_function_p): Fix typo.
11079 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11081 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11082 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11084 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11085 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11086 mmap_anon, and valloc is available.
11087 * ggc-page.c: Restructure ifdef logic to match new autoconf
11088 spec. Don't throw away the test page in init_ggc.
11090 * configure, config.in: Regenerate.
11092 2001-01-12 Michael Hayes <mhayes@redhat.com>
11094 * loop.h (total_biv_increment): Constify iv_class pointer.
11095 (struct induction): Replace `mem_mode' with `mem' rtx.
11096 * unroll.c (total_biv_increment): Constify iv_class pointer.
11097 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11098 (find_mem_givs, combine_givs_p): Likewise.
11099 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11101 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11103 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11105 (__gthread_getspecific): Ditto.
11107 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11109 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11110 put_condition_code): Convert fp comparison codes to integer
11112 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11115 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11116 * i386-protos.h (no_comparison_operator): Kill.
11118 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11120 * combine.c (REVERSIBLE_CC_MODE): Remove.
11121 (reversible_comparison_p): Remove.
11122 (combine_reversed_comparison_code): New.
11123 (reversed_comparison): New.
11124 (combine_simplify_rtx): Use
11125 combine_reversed_comparison_code/reversed_comparison instead
11126 of reversible_comparison_p.
11127 (simplify_if_then_else): Likewise.
11128 (simplify_set): Likewise.
11129 (simplify_logical): Likewise.
11130 (if_then_else_cond): Likewise.
11131 (known_cond): Likewise.
11132 (simplify_comparison): Likewise.
11134 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11136 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11137 sizeof (int) is larger than sizeof(__word__).
11139 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11141 * cppinit.c (do_includes): Fix typo.
11143 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11145 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11146 in S_REGS does not occur because not all sources are possible
11147 when a S_REGS is a destination (sometimes needs a clobber).
11148 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11149 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11150 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11151 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11152 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11153 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11154 (lshrdi_const1, lshrsi3_const16): Likewise.
11155 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11156 (*movhi_68hc12, *movqi_68hc12): Likewise.
11157 (movstrictqi): Make sure reloading in D_REGS as a destination
11160 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11162 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11164 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11166 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11167 -D, -U and -A, and don't initialize the builtins.
11168 (do_includes): Error if -include or -imacros with -fpreprocessed.
11169 * cppmain.c (cb_define, cb_undef): Unconditionally process
11171 * tradcpp.c (main): Fix typo.
11173 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11175 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11176 (read_name_map): Use IS_ABSOLUTE_PATH.
11177 * tradcpp.c (get_filename): Likewise.
11179 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11181 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11182 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11183 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11184 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11185 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11186 (cmphi_z_used): Don't use '@' for the output.
11187 (tstqi_z_used): Likewise.
11188 (cmpqi_z_used): Likewise.
11189 (one_cmplsi2): Likewise.
11191 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11193 * config/sh/sh.c (barrier_align): Recognize branch around far
11194 branch and redundant insn.
11196 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11198 * invoke.texi: Restore documentation of the drivers' switches -MD
11201 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11203 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11205 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11206 check-objc//%): Support parallel testing of multilibs.
11207 (TESTSUITEDIR): Set to testsuite by default, but override for
11209 (check-gcc, check-g++, check-g77, check-objc): Enter
11212 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11214 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11215 * sched-deps.c (deps_may_trap_p): Likewise.
11216 * basic-block.h: Remove a comment.
11217 * flow.c (PROP_POSTRELOAD): Remove.
11218 (update_life_info): Don't add it to prop_flags.
11219 (mark_set_1): Lose the code that was enabled by it.
11221 2001-01-11 Michael Hayes <mhayes@redhat.com>
11223 * flow.c (flow_call_edges_add): New.
11224 * basic_block.h (flow_call_edges_add): New.
11226 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11228 * reload1.c (move2add_note_store): Update reg_set_luid even if
11229 base reg remains the same.
11231 2001-01-10 Nick Clifton <nickc@redhat.com>
11233 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11234 machine_function structure to zero.
11235 Add prototypes for machine_status functions.
11237 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11239 * c-common.h (CTI_VOID_LIST): Remove.
11240 (void_list_node): Likewise.
11241 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11242 (void_list_node): New macro.
11243 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11244 * config/i386/i386.c (ix86_init_builtins): Likewise.
11245 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11247 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11249 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11250 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11252 * tradcpp.c: Include mkdeps.h.
11253 (deps, print_deps_phony_targets, deps_append, output_deps,
11254 init_dependency_output, output_deps): New.
11255 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11256 deps_output): Delete.
11257 (print_deps_missing_files): Rename deps_missing_files.
11258 (inhibit_output): Make global.
11259 (main): Delete inhibit_output, deps_stream, deps_target.
11260 Use mkdeps functionality in the same way as cpplib. Remove
11261 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11262 -M and -MM. Remove old handling of deps via deps_out, and
11263 old reading of environment variables.
11264 (get_filename): Update to use deps_add_dep.
11266 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11268 * output.h (make_function_rtl): Remove prototype.
11269 (make_decl_rtl): Likewise.
11270 * varasm.c (make_function_rtl): Remove.
11271 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11272 than from a third parameter.
11273 * tree.h (make_decl_rtl): Remove last parameter.
11274 * c-decl.c (builtin_function): Remove last argument in call to
11275 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11276 (start_function): Likewise.
11277 * except.c (call_get_eh_context): Likewise.
11278 * expr.c (emit_block_move): Likewise.
11279 (clear_storage): Likewise.
11280 * profile.c (output_func_start_profiler): Likewise.
11281 * toplev.c (rest_of_decl_compilation): Likewise.
11282 * objc/objc-act.c (create_builtin_decl): Likewise.
11283 (synth_module_prologue): Likewise.
11284 (generate_static_reference): Likewise.
11285 (build_selector_reference_decl): Likewise.
11286 (build_class_reference_decl): Likewise.
11287 (build_objc_string_decl): Likewise.
11288 (build_protocol_reference): Likewise.
11290 2001-01-10 Richard Henderson <rth@redhat.com>
11292 * hwint.h: Revert yesterday's change.
11294 2001-01-10 Nick Clifton <nickc@redhat.com>
11296 * function.h (save_machine_status): Delete.
11297 (restore_machine_status): Delete.
11298 Amend comment describing {init|mark|free}_machine_status.
11300 * function.c (save_machine_status): Delete.
11301 (restore_machine_status): Delete.
11302 Amend comment describing {init|mark|free}_machine_status.
11303 (push_function_context_to): Remove invocation of
11304 save_machine_status.
11305 (pop_function_context_from): Remove invocation of
11306 restore_machine_status.
11308 * emit-rtl.c (init_emit_once): Amend comment describing
11309 {init|mark|free}_machine_status.
11311 * tm.texi (Per-Function Data): New node. Describe the
11312 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11315 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11317 * cppinit.c (OPT_g): Remove.
11318 (cpp_handle_option): Update for removed -g3.
11319 (print_help): Update.
11320 * cpplib.h (struct cpp_options): Remove debug_output.
11321 * cppmain.c (setup_callbacks, cb_define): Update.
11322 * gcc.c (cpp_options): Translate -g3 to -dD.
11324 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11326 * config/i960/i960.md: Change modifier to + on the zero_extract
11327 pattern after the (rotate -2 reg) canonicalization pattern.
11329 2001-01-10 Richard Henderson <rth@redhat.com>
11331 * config/alpha/alpha.c (alpha_free_machine_status): New.
11332 (override_options): Install it.
11333 (alpha_mark_machine_status): Verify machine non-null.
11334 * config/i386/i386.c (ix86_free_machine_status): New.
11335 (override_options): Install it.
11336 (ix86_init_machine_status): Use xcalloc.
11337 (ix86_mark_machine_status): Verify machine non-null.
11338 * config/ia64/ia64.c (ia64_free_machine_status): New.
11339 (ia64_override_options): Install it.
11340 (ia64_mark_machine_status): Verify machine non-null.
11342 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11344 * function.c (instantiate_virtual_regs): Instantiate virtual
11345 registers found in CALL_INSN_FUNCTION_USAGE.
11347 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11349 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11350 equivalent to -ansi in disabling -Di386.
11352 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11354 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11356 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11358 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11360 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11362 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11364 * invoke.texi: Document that -fcond-mismatch isn't supported for
11367 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11369 * gcc.texi: Define macro gcctabopt.
11370 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11371 @command, @env and @option in some places where appropriate. Use
11372 @gcctabopt where appropriate. Put URLs and email addresses inside
11375 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11377 * gcc.c (cpp_options): Set MD file name from output
11378 filename, if specified.
11379 (suffix_subst): New static variable.
11380 (do_spec): Clear it.
11381 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11383 (give_switch): Handle suffix_subst.
11385 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11387 * invoke.texi: Fix another typo.
11389 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11391 * invoke.texi: Fix typo.
11393 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11395 * c-lang.c (lang_hooks): Update.
11396 (lang_decode_option): Remove.
11397 (lang_init_options): Rename c_init_options.
11398 * toplev.c (main): Use lang_hooks for lang_init_options
11399 and lang_decode_option.
11400 * toplev.h (lang_hooks): Add 2 new hooks.
11401 * tree.h: Remove lang_init_options and lang_decode_option.
11402 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11403 * cp/decl2.c: Similarly.
11404 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11405 (lang_hooks): Update.
11406 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11408 (lang_init_options): Rename ffe_init_options.
11409 (lang_hooks): Update.
11410 (lang_decode_option): Remove.
11411 * java/lang.c (lang_init_options): Rename java_init_options.
11412 (lang_decode_option): Rename java_decode_option.
11413 (lang_hooks): Update.
11414 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11415 (lang_decode_option): Rename objc_decode_option.
11416 (lang_hooks): Update.
11418 2001-01-09 Nick Clifton <nickc@redhat.com>
11420 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11421 (d30v_return_addr_rtx): Delete.
11422 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11423 cfun->machine structure.
11424 (struct machine_function): Move to d30v.h
11425 (d30v_save_machine_status): Delete.
11426 (d30v_restore_machine_status): Delete.
11427 (d30v_init_machine_status): New Function.
11428 (d30v_mark_machine_status): New Function.
11429 (d30v_free_machine_status): New Function.
11430 (d30v_init_expanders): Use new functions.
11431 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11432 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11433 d30v_return_addr_rtx.
11435 * config/d30v/d30v.h (struct_machine): Move here.
11436 Add eh_epilogue_sp_ofs field.
11438 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11439 field in cfun->machine structure.
11441 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11443 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11444 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11445 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11447 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11449 * objc/lang-options.h: Remove bogus reference to
11452 2001-01-09 Kazu Hirata <kazu@hxi.com>
11454 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11457 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11459 * reload.c (find_reloads_address): Check for eliminable registers
11460 when substituting a constant expression for a pseudo.
11462 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11464 * c-common.c (enum format_type): Add format_type_error.
11465 (decode_format_type): New function.
11466 (decl_attributes): Use it.
11467 (format_kind_info): Adjust comment.
11469 2001-01-09 David O'Brien <obrien@BSDi.com>
11471 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11472 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11474 * config/i386/gnu.h: Don't include required platform specific .h files,
11475 tm.h will do it instead.
11476 * config/i386/i386elf.h: Likewise.
11477 * config/i386/linux.h: Likewise.
11478 * config/i386/moss.h: Likewise.
11479 * config/mips/gnu.h: Likewise.
11481 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11483 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
11484 (rs6000-ibm-aix3.[01]*): Likewise.
11485 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
11486 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
11487 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
11488 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
11489 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
11490 (powerpc-*-eabiaix*): Likewise.
11491 (powerpc-*-eabisim*): Likewise.
11492 (powerpc-*-elf*): Likewise.
11493 (powerpc-*-eabi*): Likewise.
11494 (powerpc-*-rtems*): Likewise.
11495 (powerpc-*-linux*libc1): Likewise.
11496 (powerpc-*-linux*): Likewise.
11497 (powerpc-wrs-vxworks*): Likewise.
11498 (powerpcle-wrs-vxworks*): Likewise.
11499 (powerpcle-*-sysv*): Likewise.
11500 (powerpcle-*-elf*): Likewise.
11501 (powerpcle-*-eabisim*): Likewise.
11502 (powerpcle-*-eabi*): Likewise.
11503 (powerpcle-*-solaris2*): Likewise.
11504 * config/rs6000/aix31.h: Delete includes.
11505 * config/rs6000/aix3newas.h: Likewise.
11506 * config/rs6000/aix41.h: Likewise.
11507 * config/rs6000/aix43.h: Likewise.
11508 * config/rs6000/beos.h: Likewise.
11509 * config/rs6000/rtems.h: Likewise.
11510 * config/rs6000/sysv4.h: Likewise.
11512 2001-01-09 Kazu Hirata <kazu@hxi.com>
11514 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
11515 Change an argument mode of machine_mode to shift_mode of
11516 shift_mode. Remove an extra error check.
11517 (emit_a_shift): Adopt to the new calling prototype of
11519 (function_prologue): Fix code for a monitor
11520 function. Support H8/S.
11521 (function_epilogue): Do not output pop for a monitor function.
11523 2001-01-09 Nick Clifton <nickc@redhat.com>
11525 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
11526 (setup_incoming_varargs): Use sysv_varargs_p field of the
11527 cfun->machine structure.
11528 (struct machine_function): Move to rs6000.h
11529 (rs6000_save_machine_status): Delete.
11530 (rs6000_restore_machine_status): Delete.
11531 (rs6000_init_machine_status): New Function.
11532 (rs6000_free_machine_status): New Function.
11533 (rs6000_init_expanders): Use new functions.
11535 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
11537 (struct machine_function): Move here.
11539 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
11540 sysv_varargs_p field of the cfun->machine structure.
11542 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
11544 (rs6000_restore_machine_status): Remove prototype.
11546 2001-01-09 Richard Henderson <rth@redhat.com>
11548 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
11549 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
11550 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
11551 (sched_analyze_2, sched_analyze_insn): Likewise.
11552 (sched_analyze, init_deps): Likewise.
11553 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
11554 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
11555 (compute_block_backward_dependences): Update propagate_deps call.
11557 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
11559 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
11561 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11563 * cppinit.c (OPT_MD, OPT_MMD): Restore.
11564 (cpp_handle_option): Handle them.
11565 (cpp_post_options): Ensure one of -M or -MM is specified with
11566 any other -M? option.
11567 (init_dependency_output): Suppress output with -MG.
11569 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11571 * cpp.texi: Update.
11572 * invoke.texi: Update.
11574 2001-01-09 Bernd Schmidt <bernds@redhat.com>
11576 * sh.md (reload_outsf): Generate recognizable patterns for
11579 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
11581 * c-lang.c (lang_hooks): Update.
11582 (lang_init): Rename c_init.
11583 (lang_finish): Remove.
11584 * toplev.c (compile_file): Use lang_hooks for lang_init ()
11585 and lang_finish ().
11586 * toplev.h (lang_hooks): Add init () and finish ().
11587 * tree.h (lang_init, lang_finish): Remove.
11588 * cp/tree.h (lang_init, lang_finish): Remove.
11589 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
11590 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
11592 (lang_init, lang_finish): Remove.
11593 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
11594 (lang_hooks): Update.
11595 * java/lang.c (lang_init): Rename java_init.
11596 (lang_finish): Remove.
11597 (lang_hooks): Update.
11598 * objc/objc-act.c (lang_init): Rename objc_init.
11599 (lang_finish): Remove.
11600 (lang_hoooks): Update.
11602 20001-01-09 Graham Stott <grahams@redhat.com>
11604 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
11605 after `ptr` is initialised.
11607 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11609 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
11610 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
11611 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
11612 stack adjusts, instead of r3.
11614 2001-01-09 Michael Hayes <mhayes@redhat.com>
11616 * flow.c (flow_loop_scan): Break out of ...
11617 (flow_loops_find) ... here.
11618 * basic-block.h (flow_loop_scan): New.
11619 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
11620 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
11622 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11624 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
11626 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
11627 realloc()ing macro_buffer.
11629 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
11630 if it's wider than long and the target's long is wider than the
11633 2001-01-09 Mark Mitchell <mark@codesourcery.com>
11635 Remove support for using UWIN as a host machine.
11636 * configure.in: Issue an error message.
11637 * configure: Regenerated.
11638 * config.gcc: Remove xm_* UWIN configury.
11639 * config/i386/xm-uwin.h: Remove.
11641 2001-01-08 Nick Clifton <nickc@redhat.com>
11643 * config/v850/v850.c (ra_rtx): Delete.
11644 (v850_save_machine_status): Delete.
11645 (v850_restore_machine_status): Delete.
11646 (v850_init_machine_status): New function.
11647 (v850_mark_machine_status): New function.
11648 (v850_free_machine_status): New function.
11649 (v850_return_addr): Use ra_rtx field in machine structure.
11650 (v850_init_expanders): Use new functions.
11652 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
11653 * config/v850/v850.c: Change arguments to v850_output+* functions
11654 to take a const char *, to avoid compile time warning.
11655 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
11656 (USER_LABEL_PREFIX): Redefine.
11658 2000-01-08 Jim Wilson <wilson@redhat.com>
11660 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
11661 1 to unsigned HOST_WIDE_INT before left shift.
11663 2001-01-08 Nick Clifton <nickc@redhat.com>
11665 * config/arm/arm.c (arm_mark_machine_status): Check to see if
11666 the machine structure has been allocated.
11667 (arm_free_machine_status): New function: Free the machine
11668 specific function structure.
11670 2001-01-08 Richard Henderson <rth@redhat.com>
11672 * jump.c (simplejump_p): Revert last change.
11674 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
11676 * cppinit.c (init): Rename init_library.
11677 (cpp_create_reader): Update.
11678 * gcc.c (cpp_options): If -o given, use it as the target of
11681 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11683 * arm.c (arm_arch5e): New variable.
11684 (all_cores): XScale is a 5TE device.
11685 (arm_override_options): Set arm_arch5e.
11686 (arm_init_builtins): __builtin_prefetch is in arch5e.
11687 * arm.h (arm_arch5e): Declare it.
11689 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
11691 * arm.md (define_constants): Add defines for UNSPEC and
11692 UNSPEC_VOLATILE insns. Update all users.
11693 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
11694 * arm.c (multi_register_push, note_invalid_constants)
11695 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
11696 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
11697 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
11699 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
11701 * jump.c (jump_optimize_1): Use reversed_comparison_code
11702 instead of can_reverse_comparison_p.
11703 (jump_back_p): Likewise.
11704 (invert_exp_1): Likewise.
11705 (thread_jumps): Likewise.
11706 * simplify-rtx.c (simplify_unary_operation): Likewise.
11707 (simplify_ternary_operation): Likewise.
11708 * cse.c (find_comparison_args): Convert to use
11709 can_reverse_comparison_p.
11710 (record_jump_equiv): Likewise.
11712 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
11714 * arm.h (HARD_REGNO_RENAME_OK): Delete.
11715 (EPILOGUE_USES): Define.
11716 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
11717 automatically stack the LR if it isn't live.
11719 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
11721 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
11724 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
11726 * ggc-page.c (max_alignment): New structure.
11727 (MAX_ALIGNMENT): New macro.
11728 (init_ggc): Use it to round up the sizes in the
11729 extra_order_size_table.
11731 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11733 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
11736 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11738 * builtins.def (BUILT_IN_FPRINTF): New entry.
11740 * c-common.c (c_expand_builtin_fprintf): New function.
11741 (init_function_format_info): Handle __builtin_fprintf.
11742 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
11743 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
11745 * c-decl.c (duplicate_decls): Adjust comment.
11747 * extend.texi (fprintf): Document new builtin.
11749 2001-01-07 Richard Henderson <rth@redhat.com>
11751 * jump.c (simplejump_p): Recognize any single_set jump
11752 of the proper form.
11754 2001-01-07 Richard Henderson <rth@redhat.com>
11756 * configure.in (slibdir): Accept an --with-slibdir option.
11757 Use "test" not "[" in configure. Default to $(libdir).
11759 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
11761 * config/t-aix43 (SHLIB_INSTALL): Likewise.
11762 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
11763 (SHLIB_LINK): Create links for the soname.
11764 * config/mips/t-iris6: Likewise.
11765 * config/sparc/t-slibgcc: Likewise.
11766 * config/sparc/t-slibgcc-sld: Likewise.
11768 2001-01-07 Jakub Jelinek <jakub@redhat.com>
11770 * config/i386/i386.c (constant_call_address_operand): Accept
11771 (const (plus (symbol_ref) (const_int))).
11772 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
11773 constant_call_address_operand.
11775 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11777 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
11778 and LONG_LONG_TYPE_SIZE > 32.
11780 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11782 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
11783 the previous change.
11785 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
11787 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
11789 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
11790 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
11791 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
11794 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11796 * fix-header.c (read_scan_file): s/pfile/scan_in/.
11798 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11800 * c-lang.c (c_post_options): Call cpp_post_options.
11801 * objc/objc-act.c (objc_post_options): Similarly.
11802 * cppmain.c (main): Similarly.
11803 * fix-header.c (read_scan_file): Similarly.
11804 * cppinit.c (cpp_start_read): Move option consistency checks
11805 to cpp_post_options. Don't call init_dependency_output.
11806 If needed, add default target and main file dependency.
11807 (OPT_MD, OPT_MMD): Remove.
11809 (cpp_handle_option): Update for OPT_* changes.
11810 (cpp_post_options): New.
11811 (init_dependency_output): Command line -MF overrides environment
11812 variables. Don't set default target etc. Suppress output
11813 if dependencies are going to stdout.
11814 (print_help): Update.
11815 * cpplib.h (cpp_post_options): New.
11816 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
11818 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
11820 * jump.c (comparison_dominates_p): Support unordered compares.
11822 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
11824 * simplify-rtx.c (simplify_relational_operation): Always simplify
11825 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
11828 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
11830 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
11831 (nonzero_bits): Likewise.
11832 (simplify_comparison): Likewise.
11833 (num_sign_bit_copies): Likewise; return more sane value depending
11834 on STORE_FLAG_VALUE.
11835 (known_cond): Do not assume EQ to be always true for equivalent
11838 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
11840 * cse.c (fold_rtx): Handle unordered comparisons.
11842 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
11844 * rtlanal.c (set_of_1): New static function.
11845 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
11846 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
11847 reg_set_last_last_regno): Remove.
11848 (set_of): New global function.
11849 (set_of_data): New structure.
11850 (reg_set_p, reg_set_last): Revamp for set_of.
11851 * rtl.h (set_of): New.
11853 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11855 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
11856 * extend.texi: Document _Exit builtin.
11858 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11860 * (initialize, initialize_builtins,
11861 initialize_dependency_output, initialize_standard_includes):
11862 Rename s/initialize/init. Update.
11863 (init_dependency_output): Move to after
11864 cpp_handle_options, the correct location temporally at least.
11865 (opt_comp): Move next to init (), its caller. Fix prototype.
11866 (init): Make "initialized" local scope.
11867 (cpp_create_reader): Always call init ().
11868 (cpp_start_read): Update.
11869 (output_deps): New function, broken out of cpp_finish.
11870 (cpp_finish): Break out output_deps.
11872 2001-01-07 Richard Henderson <rth@redhat.com>
11874 * collect2.c (COFF specific stuff): Revert 12-06 patch
11875 to prototype system functions.
11877 2001-01-07 Michael Hayes <mhayes@redhat.com>
11879 * hard-reg-set.h: Add multiple include guard.
11880 * basic-block.h (struct loop): Add `sink' field.
11881 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
11882 (emit_iv_add_mult): Delete.
11883 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
11884 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
11885 (unroll_loop): Remove end_insert_before argument.
11886 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
11887 (maybe_eliminate_biv_1): Likewise.
11888 (emit_iv_add_mult): Delete.
11889 (gen_add_mult, loop_regs_update): New.
11890 (loop_insn_emit_after, loop_insn_emit_before): New.
11891 (loop_insn_sink, loop_insn_sink_or_swim): New.
11892 (emit_iv_add_mult): Delete.
11893 (scan_loop): Set loop->sink.
11894 (loop_givs_reduce): Use loop_insn_sink and its ilk.
11895 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
11896 (maybe_eliminate_biv_1): Likewise.
11897 (maybe_eliminate_biv_1): Add basic block argument.
11898 * unroll.c (unroll_loop): Remove end_insert_before argument.
11899 (find_splittable_regs): Likewise.
11900 (find_splittable_regs): Use loop_insn_sink and its ilk.
11901 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
11903 2001-01-07 Michael Hayes <mhayes@redhat.com>
11905 * loop.h (loop_insn_hoist): New prototype.
11906 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
11907 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
11908 (check_dbra_loop, load_mems): Likewise.
11909 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
11910 (find_splittable_givs): Likewise.
11912 2001-01-07 Michael Hayes <mhayes@redhat.com>
11914 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
11916 2001-01-07 Richard Henderson <rth@redhat.com>
11918 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
11920 2001-01-07 Richard Henderson <rth@redhat.com>
11922 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
11923 NO_SHARED_LIBGCC_MULTILIB as required for the target.
11924 * gcc.c (init_spec): Massage the existing libgcc_spec into a
11925 variant that handles a shared libgcc.
11926 (process_command): Always validate -{static,shared}-libgcc.
11927 (do_spec_1): New 'M' case.
11928 * invoke.text (Link Options): Document -{static,shared}-libgcc.
11930 2001-01-07 Richard Henderson <rth@redhat.com>
11932 * Makefile.in (slibdir): New variable.
11933 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
11934 (installdirs): Create slibdir.
11935 (install-libgcc, install-multilib): Defer to libgcc.mk.
11936 * configure.in (slibdir): Substitute.
11937 * mklibgcc.in (install): New target.
11939 * config/t-linux (SHLIB_LINK): Create links for the soname.
11940 (SHLIB_INSTALL): New.
11941 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
11942 * config/mips/t-iris6 (SHLIB_INSTALL): New.
11943 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
11944 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
11945 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
11947 2001-01-07 Richard Henderson <rth@redhat.com>
11949 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
11950 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
11951 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
11953 2001-01-07 Michael Hayes <mhayes@redhat.com>
11955 * loop.c (count_loop_regs_set): Delete.
11956 (load_mems_and_recount_loop_regs_set): Delete.
11957 (loop_regs_scan): Merge common code from count_loop_regs_set,
11958 scan_loop, and load_mems_and_recount_loop_regs_set.
11959 (scan_loop): Call load_mems directly and loop_regs_scan
11960 again if new registers created.
11962 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11964 * toplev.c (main): Call the front-end specific post_options
11965 hook if one is given.
11966 * toplev.h (struct_lang_hooks, lang_hooks): New.
11967 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
11968 for the C front end.
11969 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
11970 lang_hooks for the C++ front end.
11971 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
11972 lang_hooks for the ObjC front end.
11973 * f/com.c (lang_hooks): Hooks for the Fortran front end.
11974 * java/lang.c (lang_hooks): Hooks for the Java front end.
11976 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
11978 * c-lex.c (init_c_lex): Request #define / #undef callbacks
11979 for verbose DWARF[2] debugging.
11980 (cb_define, cb_undef): The new callbacks.
11981 * toplev.h (debug_define, debug_undef): Make const correct.
11982 * toplev.c (debug_define, debug_undef): Similarly. Do not
11983 perform the verbosity tests here anymore.
11985 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
11987 * reload.c (subst_reloads): Take INSN argument. When
11988 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
11989 * reload.h (subst_reloads): Adjust prototype.
11990 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
11991 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
11992 present in JUMP_INSNs and copy them to JUMP_LABEL.
11993 * flow.c (find_label_refs, find_basic_blocks_1): Skip
11994 JUMP_INSNs and insns with REG_LABELs that are followed by
11995 JUMP_INSNs with the same REG_LABEL.
11996 * sched-rgn.c (is_cfg_nonregular): Likewise.
11997 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
11999 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12001 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12003 2001-01-06 Richard Henderson <rth@redhat.com>
12005 * loop.c (scan_loop): Use xcalloc for the regs array.
12006 (load_mems_and_recount_loop_regs_set): Zero the new memory
12007 received from xrealloc.
12009 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12011 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12013 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12015 * integrate.c (copy_rtx_and_substitute): When copying
12016 an ignored return value, strip REG_FUNCTION_VALUE_P.
12018 2001-01-06 Michael Hayes <mhayes@redhat.com>
12020 * loop.c (debug_biv, debug_giv): New.
12021 (loop_biv_dump): Break out from ...
12022 (record_biv): ... here.
12023 (loop_giv_dump): Break out from ...
12024 (record_giv): ... here.
12025 (loop_bivs_check): Use print_simple_rtl.
12026 * unroll.c (loop_iterations): Use print_simple_rtl.
12028 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12030 * pa.md (return, return_internal): Modify patterns to prevent regrename
12031 mucking with the return pointer.
12033 2001-01-05 Richard Henderson <rth@redhat.com>
12035 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12037 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12039 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12040 version supplied by Matteo Frigo.
12042 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12044 * cpp.texi: Update for -MQ.
12045 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12046 (cpp_cleanup): Always free pfile->deps.
12047 (initialize_dependency_output): Don't create pfile->deps.
12048 (cpp_handle_option): Similarly.
12050 * gcc.c (cpp_options): Handle -MQ.
12051 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12052 * mkdeps.c (base_name): Remove.
12053 (deps_init): Don't allocate vector space until it's needed.
12054 (deps_free): Only free vectors if allocated.
12055 (deps_add_target, deps_add_dep): Update for initial allocation.
12056 (deps_add_default_target): Don't strip to the base_name.
12058 2001-01-05 DJ Delorie <dj@redhat.com>
12060 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12061 (INIT_EXPANDERS): Define.
12063 * config/v850/v850.c (struct machine_function): Define.
12064 (v850_save_machine_status): New function.
12065 (v850_restore_machine_status): New function.
12066 (v850_return_addr): New function.
12067 (v850_init_expanders): New function.
12069 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12070 and v850_init_expanders.
12072 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12074 * cpplib.h (struct cpp_reader): Add help_only field.
12075 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12076 (cpp_handle_option): Set pfile->help_only if we see -h,
12077 --help, -target-help, or --version. Print version string but
12078 do not set help_only if we see -v or -version. Make text
12079 printed by -v match that printed by (-)-version.
12081 * cppmain.c (main): Exit after option parsing if
12082 pfile->help_only is true.
12084 * toplev.c (independent_decode_option): Call print_version,
12085 then exit, if we see --version (but not -version).
12086 (print_version): Split lengthy message into two lines.
12088 2001-01-05 Nick Clifton <nickc@redhat.com>
12090 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12091 temporary string for initialisation before calling ggc_alloc_string.
12093 2001-01-06 Michael Hayes <mhayes@redhat.com>
12095 * rtl.h (print_simple_rtl): New.
12096 * print-rtl.c (print_simple_rtl): New.
12097 (flag_simple): New.
12098 (print_rtx): Disable printing of flags and modes, etc.,
12099 if `flag_simple` nonzero.
12101 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12103 * function.c (fixup_var_refs): Use push_to_full_sequence where
12106 2001-01-05 Michael Meissner <meissner@redhat.com>
12108 * flags.h (flag_reorder_blocks): Add declaration.
12109 (flag_rename_block): Ditto.
12111 2001-01-05 DJ Delorie <dj@redhat.com>
12113 * function.c (reorder_blocks): Make sure the flags are all reset
12114 before using them to mark blocks, else a second invocation will
12115 corrupt the block chain.
12116 (reorder_blocks_0): New, resets the flags.
12118 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12120 * cse.c (find_comparison_args): Stop if the argument is known to
12123 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12125 * config/sh/sh.md (movdf): When splitting load into pair of
12126 registers, don't clobber the register used in the address too
12129 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12131 * varasm.c (mark_constant_pool): Improve initial comments.
12132 (mark_constants): Move marking of constants to mark_constant.
12133 (mark_constant): New function to recursively mark all constants
12134 referred to by a constant.
12136 2001-01-05 Catherine Moore <clm@redhat.com>
12138 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12140 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12142 * cp/lang-options.h: Bring comment in line with reality.
12143 * f/lang-options.h: Likewise.
12144 * java/lang-options.h: Likewise.
12145 * objc/lang-options.h: Likewise.
12146 * ch/lang-options.h: Likewise.
12147 * f/g77.texi: And update the manual.
12149 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12150 Denis Chertykov <denisc@overta.ru>
12152 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12153 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12154 * config/avr/avr.md (all peepholes that request a scratch register):
12155 Call it, FAIL the peephole if not safe (in interrupt functions).
12157 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12159 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12161 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12163 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12165 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12166 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12167 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12168 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12169 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12171 * extend.texi: Document these builtins.
12173 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12175 * c-common.c (lang_get_alias_set): Say we know nothing of
12176 VECTOR_TYPE aliasing.
12178 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12180 2001-01-05 Bruce Korb <bkorb@gnu.org>
12182 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12183 their x* equivalent versions for atexit-less systems
12184 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12185 systems (or any other system any more).
12187 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12189 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12190 output operands. Use arm_hard_register_operand for operand 4.
12191 (stmsi_postinc): Similarly.
12192 (ldmsi): Use arm_hard_register_operand for opernand 2.
12193 (stmsi): Similarly.
12194 * arm.c (arm_hard_register_operand): New function.
12195 * arm-protos.h (arm_hard_register_operand): Prototype it.
12197 * arm.h (HARD_REGNO_RENAME_OK): Define.
12199 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12201 * simplify-rtx.c (cfc_args): add "unordered" field.
12202 (check_fold_consts): Set unordered field.
12203 (simplify_relational_operation): Simplify the unordered
12206 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12209 * emit-rtl.c (try_split): Fix code to mark labels.
12210 * jump.c (mark_jump_label): Make global.
12211 * rtl.h (mark_jump_label): Declare.
12213 * predict.c (estimate_probability): Handle unordred comparisons.
12215 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12217 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12218 * cppinit.c (initialize_dependency_output): Update.
12219 (cpp_finish): Output dummy targets for -MP.
12221 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12222 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12223 * gcc.c (cpp_options): Update to handle -MP.
12224 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12225 to quote only the default target.
12226 (deps_phony_targets): Insert a preceding newline. Rename from
12227 deps_dummy_targets for consistency.
12230 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12232 * calls.c (emit_library_call_value_1): Support
12233 INIT_CUMULATIVE_LIBCALL_ARGS.
12234 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12236 2001-01-04 Richard Henderson <rth@redhat.com>
12238 * c-decl.c (finish_struct): Detect flexible array members
12239 used in an inappropriate context.
12240 * c-typeck.c (really_start_incremental_init): Special case
12241 constructor_max_index for zero length arrays.
12242 (pop_init_level): Allow initialization of flexible array
12243 members. Deprecate initialization of zero length arrays.
12244 Don't issue missing initializer warning for flexible array
12245 members or zero length arrays.
12246 (process_init_element): Don't dereference null DECL_SIZE.
12247 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12248 Don't abort for empty constructors. Use size_binop
12249 (output_constructor): Add commentary regarding zero length
12250 array futures. Abort if we try to initialize an array of
12251 unspecified length with a non-empty constructor in the middle
12254 * extend.texi (Zero Length): Update and clarify documentation
12255 on static initialization.
12257 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12259 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12260 with more than 32767 words of local storage.
12262 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12264 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12265 for 'abs', 'labs', and 'fabs'.
12266 (c4x_expand_builtin): Likewise.
12267 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12269 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12271 * config/sh/sh.md (prget, prset): New insn types.
12272 (return delay slot): Dont' allow prset.
12273 (call, sfunc delay slot): Don't allow prget.
12274 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12275 for prset and prget.
12277 2001-01-05 Michael Hayes <mhayes@redhat.com>
12279 * loop.h (struct loop_reg): New.
12280 (struct loop_regs): Change to use array of `struct loop_reg'.
12281 * loop.c: Replace assortment of varrays with single regs array.
12282 (count_one_set): Delete may_not_move array argument
12283 and use regs array instead. All caller's changed.
12284 (count_loop_regs_set): Delete may_not_move and single_usage
12285 arguments and use regs array instead. All caller's changed.
12286 (find_single_use_in_loop): Replace usage array argument with pointer
12287 to regs structure. All caller's changed.
12288 (loop_optimize): Delete `moved_once' array.
12290 2001-01-05 Michael Hayes <mhayes@redhat.com>
12292 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12293 Use it instead of loop_info->has_call for scanning loop mems.
12294 (check_dbra_loop): Replace loop_info->has_call test with
12295 loop_info->has_nonconst_call.
12297 2000-01-04 Matthew Hiller <hiller@redhat.com>
12299 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12302 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12304 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12305 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12307 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12309 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12310 (flag_short_double, flag_short_wchar): Define.
12311 (c_common_nodes_and_builtins): Create many tree nodes shared
12312 between C and C++ here instead of in cp/decl.c and ...
12313 * c-decl.c (init_decl_processing): ... here.
12314 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12315 (flag_short_double, flag_short_wchar): Don't define.
12316 (record_builtin_type): New function.
12317 (build_void_list_node): New function.
12318 * c-common.h (flag_short_double, flag_short_wchar,
12319 record_builtin_type, build_void_list_node): Declare.
12321 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12323 * integrate.c (expand_inline_function): Don't put a virtual
12324 register into the reg map.
12326 * function.c (fixup_var_refs_1): If force_operand didn't put
12327 the address into the target, move it there.
12329 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12331 Special-case tree_decl/tree_list allocations.
12332 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12333 (OBJECT_SIZE): New macro.
12334 (NUM_EXTRA_ORDER): Likewise.
12335 (extra_order_size_table): New variable.
12336 (NUM_ORDERS): New macro.
12337 (objects_per_page_table): New variable.
12338 (object_size_table): New variable.
12339 (G.pages): Use NUM_ORDERS to bound the array.
12340 (G.page_tails): Likewise.
12341 (DIV_ROUND_UP): Remove.
12342 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12343 (alloc_page): Use OBJECT_SIZE.
12344 (size_lookup): Don't make it const.
12345 (ggc_alloc): Use OBJECT_SIZE.
12346 (ggc_set_mark): Likewise.
12347 (ggc_get_size): Likewise.
12348 (init_ggc): Set up the object_size_table, objects_per_page_table,
12349 and adjust size_lookup.
12350 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12351 (ggc_pop_context): Use NUM_ORDERS.
12352 (clear_marks): Likewise.
12353 (sweep_pages): Likewise.
12354 (poison_pages): Likewise.
12355 (ggc_print_statistics): Use OBJECT_SIZE.
12357 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12359 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12360 Only call array_size_for_constructor if last field and array type
12361 with no upper bound.
12363 2001-01-04 Philip Blundell <philb@gnu.org>
12365 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12366 from bit 31 downwards, if this requires no more insns.
12367 (count_insns_for_constant): New helper function for above.
12369 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12371 * gencodes.c (output_predicate_decls): Remove empty initializer.
12373 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12375 * tree.c (copy_node): Remove documentation about obstacks.
12376 (buidl1): Check that nobody tries to build 2-argument nodes this
12379 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12381 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12384 * gencodes.c (output_predicate_decls): Fill empty initializer
12387 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12389 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12390 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12392 (do_include): Handle missing headers like cpp0.
12393 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12394 paths with first include pathname. Don't strcat to uninitialized
12397 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12399 * regrename.c (regrename_optimize): Don't rename from frame pointer
12400 if frame_pointer_needed.
12401 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12402 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12403 (ia64_reorg): Use it instead of scheduling if ! optimize.
12404 (errata_emit_nops): Properly call asm_noperands.
12405 (ia64_sched_reorder): Finish cycle if we see an asm.
12406 (ia64_variable_issue): Clear scheduling state after asms.
12408 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12410 * cpp.texi: Update for -MT.
12411 * cppinit.c (initialize_dependency_output): Add a default
12412 target if none has been given already.
12413 (no_tgt, OPT_MT): New.
12414 (cpp_handle_option): Handle -MT. Update -M etc.
12415 * cpplib.h (struct cpp_options): Remove deps_target.
12416 * gcc.c (cpp_options): Handle -MT.
12417 * mkdeps.c (struct deps): Move from mkdeps.h.
12418 (deps_calc_target): Rename deps_add_default_target. Add a
12419 default target if none has been specified already.
12420 * mkdeps.h (struct deps): Move to mkdeps.c.
12421 (deps_calc_target): Rename deps_add_default_target.
12423 2000-01-03 Richard Henderson <rth@redhat.com>
12425 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12427 * c-typeck.c (push_init_level): Move checks for flexible array
12428 members and zero length arrays ...
12429 (pop_init_level): ... here. Silently discard empty initializations.
12431 * varasm.c (output_constructor): Update for sizeof change to
12432 zero-length arrays.
12434 * extend.texi (Zero Length): Clarify semantics.
12436 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12438 * configure.in (tm.h): Include isns-codes.h last.
12439 * configure: Rebuilt.
12441 2001-01-03 Richard Henderson <rth@redhat.com>
12443 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12444 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12446 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12448 * tradcpp.c (main): Make sure finclude() is called with a valid
12449 indepth value while handling -include.
12451 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12453 * gencodes.c (output_predicate_decls): New function.
12455 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12456 even if it is not the first time machmode.h is #included.
12457 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12458 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12459 * gcc.texi (Copyright): Added 2001.
12461 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12463 * c-common.c (c_common_lang_init): New function. Warn if format
12464 warning options which only have effects when used with -Wformat
12465 are used without -Wformat.
12466 * c-common.h (c_common_lang_init): Declare.
12467 * c-lang.c (lang_init): Call c_common_lang_init.
12468 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12470 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12472 * configure.in: Check for the mktemp command.
12473 * configure: Regenerate.
12474 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12475 $TEMP. Create temporary files with mktemp, if available at
12476 configure time; otherwise use set -C. Remove temporary files
12479 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12481 * configure.in: Require at least texinfo 4.0. Check for whether
12482 Pod::Man is sufficiently recent to regenerate GCC manpages.
12483 * configure: Regenerate.
12484 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
12486 (GENERATED_MANPAGES): Define.
12487 (generated-manpages): New target. Depend on cpp.1 as well as
12489 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
12490 configure to generated-manpages or empty) rather than on the
12491 manpages directly. Remove execute permission from installed
12492 gcov.1 as well as cpp.1.
12493 * cpp.1, gcov.1: Regenerate.
12495 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12497 * builtins.c (expand_builtin_strncmp): Use host_integerp and
12498 tree_low_cst. Allow using cmpstrsi in more cases.
12500 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12502 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
12505 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
12507 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
12508 * Makefile.in (HOST_CFLAGS): Mention build-make.
12510 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12512 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
12515 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12517 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
12520 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
12523 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
12524 reg_base_value and reg_known_value arrays.
12525 (init_alias_analysis): Add more cases to detect known values.
12526 * sched-deps.c (deps_may_trap_p): New function.
12527 (sched_analyze_2): Use it.
12529 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12531 * combine.c (simplify_shift_const): Even if we're sign-extracting,
12532 don't discard an ASHIFTRT if we're shifting in a wider mode.
12534 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12536 * toplev.c (rest_of_compilation): Don't print basic block information
12537 when CFG isn't up to date.
12539 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
12541 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
12542 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
12543 (UNALIGNED_SHORT_ASM_OP): Define.
12544 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
12546 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12548 * fold-const.c (fold_convert): Fix typo.
12550 2001-01-02 Richard Henderson <rth@redhat.com>
12552 * c-common.h (ASM_INPUT_P): New.
12553 * c-parse.in (asm): Set it when needed.
12554 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
12555 existance of an operand.
12557 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
12559 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
12560 (dwarf2out_frame_debug_expr): Likewise.
12561 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
12563 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
12565 * i386.c (ix86_split_to_parts): Return number of part required;
12567 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
12569 (ix86_split_long_move): Use number of part returned
12570 by ix86_split_to_parts
12571 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
12573 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
12574 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
12575 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
12576 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
12577 (ALIGN_MODE_128): Add TFmode.
12578 (IS_STACK_MODE): Likewise.
12579 (HARD_REGNO_NREGS): TFmode needs 3 registers.
12580 (HARD_REGNO_OK): Support TFmodes.
12581 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
12582 * i386.md (scheduler definitions): Use memory operand to determine
12583 fst/fld instructions; use mode attribute to determine real mode of
12585 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
12586 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
12588 2001-01-02 Mark Mitchell <mark@codesourcery.com>
12590 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
12592 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12594 * expr.c (store_constructor_field): Update ALIGN before calling
12597 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12599 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
12602 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
12604 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
12607 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
12609 * c-decl.c (start_function): Don't warn on third parameter to main.
12611 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12613 * tsystem.h: Define HAVE_DECL_GETOPT.
12615 2001-01-02 Philip Blundell <pb@futuretv.com>
12617 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
12620 2001-01-02 Richard Henderson <rth@redhat.com>
12622 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
12624 2001-01-02 Andreas Jaeger <aj@suse.de>
12626 * c-decl.c (c_decode_option): Remove support of
12627 -Wmissing-noreturn.
12629 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
12630 (W_options): Add -Wmissing-noreturn here.
12632 * flow.c: Define lang_missing_noreturn_ok_p.
12633 (check_function_return_warnings): Use it.
12635 * c-common.h: Declare lang_missing_noreturn_ok_p.
12637 * c-lang.c (c_missing_noreturn_ok_p): New function.
12638 (lang_init): Set lang_missing_noreturn_ok_p.
12640 * invoke.texi (Warning Options): Document this.
12642 2000-12-27 Phil Edwards <pme@sources.redhat.com>
12644 * extend.texi (C++ Extensions): New node for C++ attributes;
12645 describe init_priority and com_interface.
12646 * invoke.texi: Remove -finit-priority as it now has zero effect.
12647 * install.texi: Fix xref syntax.
12648 * md.texi: Likewise.
12650 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12652 * config.gcc (sparc64-wrs-vxworks*): New case.
12653 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
12655 * config/sparc/sparc.c (sparc_override_options): Do support different
12656 pointer and architecture size.
12657 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
12658 (POINTERS_EXTEND_UNSIGNED): Define.
12659 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
12660 (FUNCTION_MODE): Define to be Pmode.
12661 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
12663 * function.c (expand_function_end): Properly handle DECL_RESULT
12664 and copy when ptr_mode != Pmode.
12665 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
12667 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12669 * c-common.c (c_common_nodes_and_builtins): Set prototype
12670 parameters for __builtin_fputs, __builtin_fputc and
12671 __builtin_fwrite. Don't declare plain fputc as a builtin.
12673 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
12675 * loop.c (add_label_notes): Increment the label usage count when
12676 a note is added to an insn which refers to a CODE_LABEL.
12677 * gcse.c (add_label_notes): Likewise.
12679 2001-01-01 Andreas Jaeger <aj@suse.de>
12681 * loop.c (scan_loop): Use xmalloc to allocate movables.
12683 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12685 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
12686 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
12687 * reload1.c (REGISTER_MOVE_COST): Likewise.
12688 * regclass.c (REGISTER_MOVE_COST): Likewise.
12689 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
12690 dimension. Adjust all users.
12691 (init_reg_sets_1): Iterate on all modes.
12692 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
12693 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
12694 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
12695 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
12696 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
12697 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
12698 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
12699 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
12700 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
12701 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
12702 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
12703 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
12704 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
12705 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
12706 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
12707 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
12708 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
12709 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
12710 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
12711 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
12712 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
12713 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
12714 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
12715 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
12716 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
12717 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
12718 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
12720 2001-01-01 Bernd Schmidt <bernds@redhat.com>
12722 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
12723 arg VARIES_P. Call it with extra arg.
12724 (true_dependence): Likewise.
12725 * rtl.h (rtx_addr_can_trap_p): Declare.
12726 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
12728 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
12729 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
12730 pic offset table register if it's zero. All callers changed.
12731 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
12733 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12735 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
12736 STRING_POOL_ADDRESS_P.
12738 * config/sparc/sparc.c (input_operand): Properly test for short op.
12740 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
12741 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
12742 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
12743 * config/sparc/elf.h: No longer include sol2.h.
12744 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
12745 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
12747 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
12749 2001-01-01 Michael Hayes <mhayes@redhat.com>
12751 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
12752 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
12753 (record_initial): Likewise.
12754 * unroll.c (copy_loop_body, loop_iterations): Likewise.
12755 (remap_split_bivs): Likewise.
12757 2001-01-01 Michael Hayes <mhayes@redhat.com>
12759 * loop.c (loop_ivs_free): New function.
12760 (strength_reduce): Break out from...
12762 2001-01-01 Michael Hayes <mhayes@redhat.com>
12764 * loop.h (struct iv): New.
12765 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
12766 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
12767 'reg_biv_class' fields with 'regs' and 'n_regs'.
12768 (struct ivs): Rename 'loop_iv_list' field to 'list'.
12769 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
12770 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
12772 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
12774 * resource.c (mark_referenced_resources): Abort() before
12775 attempting to mark a pseudo register.
12776 (mark_set_resources): Likewise.
12778 2001-01-01 Michael Hayes <mhayes@redhat.com>
12780 * loop.h (REG_IV_CLASS): New accessor macro.
12781 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
12782 * unroll.c (REG_IV_CLASS): Likewise.
12784 See ChangeLog.4 for earlier changes.